{"id":9625,"date":"2026-07-11T10:48:27","date_gmt":"2026-07-11T03:48:27","guid":{"rendered":"https:\/\/mayxaydunghanoi.com\/?p=9625"},"modified":"2026-07-11T10:50:42","modified_gmt":"2026-07-11T03:50:42","slug":"so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban","status":"publish","type":"post","link":"https:\/\/mayxaydunghanoi.com\/vi\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban\/","title":{"rendered":"So s\u00e1nh kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i v\u00e0 l\u00e0m vi\u1ec7c gi\u1eefa m\u00e1y khoan CDM JU160 c\u1ee7a Zhenzhong v\u00e0 m\u00e1y DH658- Nh\u1eadt B\u1ea3n"},"content":{"rendered":"<h2>So s\u00e1nh JU160 v\u00e0 DH658-135M v\u1ec1 l\u1ef1c nh\u1ed5, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, \u00e1p l\u1ef1c n\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c \u0111\u1ec3 l\u1ef1a ch\u1ecdn m\u00e1y CDM ph\u00f9 h\u1ee3p cho t\u1eebng c\u00f4ng tr\u01b0\u1eddng.<\/h2>\n<p>Trong thi c\u00f4ng c\u1ecdc \u0111\u1ea5t xi m\u0103ng CDM, nhi\u1ec1u nh\u00e0 th\u1ea7u th\u01b0\u1eddng quan t\u00e2m tr\u01b0\u1edbc ti\u00ean \u0111\u1ebfn c\u00f4ng su\u1ea5t \u0111\u1ea7u khoan, s\u1ed1 l\u01b0\u1ee3ng tr\u1ee5c khoan v\u00e0 chi\u1ec1u s\u00e2u thi c\u00f4ng. Tuy nhi\u00ean, m\u00e1y c\u01a1 s\u1edf v\u00e0 h\u1ec7 th\u1ed1ng leader m\u1edbi l\u00e0 b\u1ed9 ph\u1eadn tr\u1ef1c ti\u1ebfp ch\u1ecbu to\u00e0n b\u1ed9 tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a \u0111\u1ea7u khoan, c\u1ea7n khoan, m\u0169i khoan c\u0169ng nh\u01b0 l\u1ef1c c\u1ea3n ph\u00e1t sinh trong qu\u00e1 tr\u00ecnh khoan v\u00e0 r\u00fat c\u1ea7n.<\/p>\n<p>M\u1ed9t m\u00e1y c\u01a1 s\u1edf c\u00f3 th\u00e2n m\u00e1y n\u1eb7ng ch\u01b0a ch\u1eafc \u0111\u00e3 ch\u1ecbu t\u1ea3i tr\u00ean leader l\u1edbn h\u01a1n. Ng\u01b0\u1ee3c l\u1ea1i, m\u00e1y c\u00f3 b\u1ec1 r\u1ed9ng ch\u00e2n \u0111\u1ebf l\u1edbn, \u00e1p l\u1ef1c ti\u1ebfp \u0111\u1ea5t th\u1ea5p v\u00e0 k\u1ebft c\u1ea5u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf chuy\u00ean cho khoan tr\u1ed9n s\u00e2u c\u00f3 th\u1ec3 \u1ed5n \u0111\u1ecbnh h\u01a1n khi l\u1eafp \u0111\u1ea7u khoan nhi\u1ec1u tr\u1ee5c.<\/p>\n<p>JU160 c\u1ee7a Zhenzhong v\u00e0 Nippon Sharyo DH658-135M \u0111\u1ec1u l\u00e0 nh\u1eefng m\u00e1y c\u01a1 s\u1edf h\u1ea1ng n\u1eb7ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng trong thi c\u00f4ng n\u1ec1n m\u00f3ng. JU160 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng m\u00e1y \u0111a n\u0103ng nh\u01b0ng \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c t\u1ed5 h\u1ee3p khoan CDM m\u1ed9t tr\u1ee5c \u0111\u1ebfn nhi\u1ec1u tr\u1ee5c. Trong khi \u0111\u00f3, DH658-135M l\u00e0 d\u00f2ng m\u00e1y \u0111\u00f3ng c\u1ecdc th\u1ee7y l\u1ef1c c\u1ee7a Nh\u1eadt B\u1ea3n, c\u00f3 k\u1ebft c\u1ea5u leader ch\u1eafc ch\u1eafn, kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c b\u1ec1n b\u1ec9 v\u00e0 t\u00ednh linh ho\u1ea1t cao.<\/p>\n\n    <style>\n        \/* D\u00f9ng !important \u0111\u1ec3 tr\u00e1nh b\u1ecb Theme ghi \u0111\u00e8 *\/\n        .usg-grid { \n            display: grid !important; \n            grid-template-columns: repeat(4, 1fr) !important; \n            gap: 15px !important; \n            margin: 20px 0 !important; \n            width: 100% !important;\n        }\n        .usg-item { \n            position: relative; \n            cursor: pointer; \n            overflow: hidden; \n            border-radius: 8px; \n            aspect-ratio: 4\/3; \n            background: #f0f0f0; \n        }\n        .usg-item img { \n            width: 100% !important; \n            height: 100% !important; \n            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color: #ccc; margin-top: 15px; font-size: 15px; text-align: center; }\n        \n        .usg-btn { \n            position: absolute; color: white; font-size: 40px; cursor: pointer; padding: 20px; \n            user-select: none; top: 50%; transform: translateY(-50%); z-index: 100;\n        }\n        .usg-prev { left: 10px; }\n        .usg-next { right: 10px; }\n        .usg-close { \n            position: absolute; top: 20px; right: 20px; font-size: 40px; color: white; cursor: pointer; z-index: 101; \n        }\n        \n        @media (max-width: 768px) {\n            .usg-btn { background: rgba(255,255,255,0.1); border-radius: 5px; width: 40px; height: 60px; display: flex; align-items: center; justify-content: center; }\n        }\n    <\/style>\n\n    <div class=\"usg-grid\" id=\"usg-gal-65364\">\n                    <div class=\"usg-item\" onclick=\"usgOpen('https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban.webp', 'usg-gal-65364')\">\n                <img decoding=\"async\" src=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban.webp\" \n                     alt=\"Kobelco 130P hay Nippon Sharyo DH658 n\u1ebfu l\u00e0 b\u1ea1n, b\u1ea1n s\u1ebd ch\u1ecdn m\u00e1y n\u00e0o?\"\n                     data-full=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban.webp\" \n                     data-cap=\"\"\n                     class=\"usg-data\">\n            <\/div>\n                    <div class=\"usg-item\" onclick=\"usgOpen('https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-1.webp', 'usg-gal-65364')\">\n                <img decoding=\"async\" src=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-1.webp\" \n                     alt=\"Kobelco 130P hay Nippon Sharyo DH658 n\u1ebfu l\u00e0 b\u1ea1n, b\u1ea1n s\u1ebd ch\u1ecdn m\u00e1y n\u00e0o?\"\n                     data-full=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-1.webp\" \n                     data-cap=\"\"\n                     class=\"usg-data\">\n            <\/div>\n                    <div class=\"usg-item\" onclick=\"usgOpen('https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-2.webp', 'usg-gal-65364')\">\n                <img decoding=\"async\" src=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-2.webp\" \n                     alt=\"Kobelco 130P hay Nippon Sharyo DH658 n\u1ebfu l\u00e0 b\u1ea1n, b\u1ea1n s\u1ebd ch\u1ecdn m\u00e1y n\u00e0o?\"\n                     data-full=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-2.webp\" \n                     data-cap=\"\"\n                     class=\"usg-data\">\n            <\/div>\n                    <div class=\"usg-item\" onclick=\"usgOpen('https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-3.webp', 'usg-gal-65364')\">\n                <img decoding=\"async\" src=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-3.webp\" \n                     alt=\"Kobelco 130P hay Nippon Sharyo DH658 n\u1ebfu l\u00e0 b\u1ea1n, b\u1ea1n s\u1ebd ch\u1ecdn m\u00e1y n\u00e0o?\"\n                     data-full=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-3.webp\" \n                     data-cap=\"\"\n                     class=\"usg-data\">\n            <\/div>\n                    <div class=\"usg-item\" onclick=\"usgOpen('https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-4.webp', 'usg-gal-65364')\">\n                <img decoding=\"async\" src=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-4.webp\" \n                     alt=\"Kobelco 130P hay Nippon Sharyo DH658 n\u1ebfu l\u00e0 b\u1ea1n, b\u1ea1n s\u1ebd ch\u1ecdn m\u00e1y n\u00e0o?\"\n                     data-full=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-4.webp\" \n                     data-cap=\"\"\n                     class=\"usg-data\">\n            <\/div>\n                    <div class=\"usg-item\" onclick=\"usgOpen('https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-5.webp', 'usg-gal-65364')\">\n                <img decoding=\"async\" src=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-5.webp\" \n                     alt=\"Kobelco 130P hay Nippon Sharyo DH658 n\u1ebfu l\u00e0 b\u1ea1n, b\u1ea1n s\u1ebd ch\u1ecdn m\u00e1y n\u00e0o?\"\n                     data-full=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-5.webp\" \n                     data-cap=\"\"\n                     class=\"usg-data\">\n            <\/div>\n                    <div class=\"usg-item\" onclick=\"usgOpen('https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-6.webp', 'usg-gal-65364')\">\n                <img decoding=\"async\" src=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-6.webp\" \n                     alt=\"Kobelco 130P hay Nippon Sharyo DH658 n\u1ebfu l\u00e0 b\u1ea1n, b\u1ea1n s\u1ebd ch\u1ecdn m\u00e1y n\u00e0o?\"\n                     data-full=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-6.webp\" \n                     data-cap=\"\"\n                     class=\"usg-data\">\n            <\/div>\n                    <div class=\"usg-item\" onclick=\"usgOpen('https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-7.webp', 'usg-gal-65364')\">\n                <img decoding=\"async\" src=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-7.webp\" \n                     alt=\"Kobelco 130P hay Nippon Sharyo DH658 n\u1ebfu l\u00e0 b\u1ea1n, b\u1ea1n s\u1ebd ch\u1ecdn m\u00e1y n\u00e0o?\"\n                     data-full=\"https:\/\/mayxaydunghanoi.com\/wp-content\/uploads\/2026\/07\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban-7.webp\" \n                     data-cap=\"\"\n                     class=\"usg-data\">\n            <\/div>\n            <\/div>\n\n    \n    \n<p>V\u1edbi tr\u00ean 15 n\u0103m kinh nghi\u1ec7m cung c\u1ea5p, cho thu\u00ea v\u00e0 \u0111\u1ed3ng h\u00e0nh c\u00f9ng c\u00e1c nh\u00e0 th\u1ea7u l\u1edbn nh\u01b0 Cotecon, Vinaconex, Duafat, Excado, Lilama, Hanoi Vietnam nh\u1eadn th\u1ea5y vi\u1ec7c l\u1ef1a ch\u1ecdn m\u00e1y kh\u00f4ng n\u00ean ch\u1ec9 d\u1ef1a tr\u00ean tr\u1ecdng l\u01b0\u1ee3ng t\u1ed5ng th\u1ec3. B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y s\u1ebd ph\u00e2n t\u00edch kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf c\u1ee7a hai d\u00f2ng m\u00e1y.<\/p>\n<h3>B\u1ea3ng so s\u00e1nh nhanh JU160 v\u00e0 DH658-135M<\/h3>\n<table>\n<thead>\n<tr>\n<th>H\u1ea1ng m\u1ee5c<\/th>\n<th align=\"right\">Zhenzhong JU160<\/th>\n<th align=\"right\">Nippon Sharyo DH658-135M<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0110\u1ecbnh h\u01b0\u1edbng s\u1eed d\u1ee5ng<\/td>\n<td align=\"right\">M\u00e1y c\u01a1 s\u1edf \u0111a n\u0103ng, ph\u00f9 h\u1ee3p khoan CDM nhi\u1ec1u tr\u1ee5c<\/td>\n<td align=\"right\">M\u00e1y \u0111\u00f3ng c\u1ecdc th\u1ee7y l\u1ef1c, c\u00f3 th\u1ec3 l\u1eafp \u0111\u1ea7u khoan v\u00e0 thi\u1ebft b\u1ecb n\u1ec1n m\u00f3ng<\/td>\n<\/tr>\n<tr>\n<td>L\u1ef1c nh\u1ed5 ho\u1eb7c t\u1ea3i k\u00e9o cho ph\u00e9p<\/td>\n<td align=\"right\">Kho\u1ea3ng 700 kN, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 70 t\u1ea5n<\/td>\n<td align=\"right\">Kho\u1ea3ng 637 kN, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 65 t\u1ea5n<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ed1i l\u01b0\u1ee3ng m\u00e1y<\/td>\n<td align=\"right\">Kho\u1ea3ng 110 t\u1ea5n<\/td>\n<td align=\"right\">Kh\u1ed1i l\u01b0\u1ee3ng v\u1eadn h\u00e0nh t\u1ed1i \u0111a kho\u1ea3ng 136 t\u1ea5n<\/td>\n<\/tr>\n<tr>\n<td>Chi\u1ec1u r\u1ed9ng ngo\u00e0i hai x\u00edch khi l\u00e0m vi\u1ec7c<\/td>\n<td align=\"right\">Kho\u1ea3ng 7.000 mm<\/td>\n<td align=\"right\">Kho\u1ea3ng 4.600 mm<\/td>\n<\/tr>\n<tr>\n<td>Chi\u1ec1u d\u00e0i ti\u1ebfp \u0111\u1ea5t c\u1ee7a x\u00edch<\/td>\n<td align=\"right\">Kho\u1ea3ng 6.000 mm<\/td>\n<td align=\"right\">Chi\u1ec1u d\u00e0i to\u00e0n b\u1ed9 x\u00edch 5.760 mm; kho\u1ea3ng c\u00e1ch t\u00e2m b\u00e1nh x\u00edch 4.900 mm<\/td>\n<\/tr>\n<tr>\n<td>\u00c1p l\u1ef1c ti\u1ebfp \u0111\u1ea5t<\/td>\n<td align=\"right\">Kho\u1ea3ng 0,087 MPa<\/td>\n<td align=\"right\">Kho\u1ea3ng 0,170 MPa \u1edf c\u1ea5u h\u00ecnh \u0111\u1ee7 thi\u1ebft b\u1ecb, t\u1ea3i tr\u1ecdng t\u1ed1i \u0111a<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4-men cho ph\u00e9p tr\u00ean leader<\/td>\n<td align=\"right\">C\u1ea7n ki\u1ec3m tra theo c\u1ea5u h\u00ecnh leader c\u1ee5 th\u1ec3<\/td>\n<td align=\"right\">Kho\u1ea3ng 245 kN\u00b7m<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt<\/td>\n<td align=\"right\">Ch\u00e2n m\u00e1y r\u1ea5t r\u1ed9ng, \u00e1p l\u1ef1c n\u1ec1n th\u1ea5p, ph\u00f9 h\u1ee3p \u0111\u1ea7u khoan nhi\u1ec1u tr\u1ee5c<\/td>\n<td align=\"right\">K\u1ebft c\u1ea5u Nh\u1eadt ch\u1eafc ch\u1eafn, v\u1eadn h\u00e0nh linh ho\u1ea1t, leader c\u00f3 th\u00f4ng s\u1ed1 r\u00f5 r\u00e0ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>T\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt ch\u00ednh th\u1ee9c c\u1ee7a Nippon Sharyo ghi nh\u1eadn DH658-135M-5 c\u00f3 chi\u1ec1u r\u1ed9ng x\u00edch l\u1edbn nh\u1ea5t 4.600 mm, kh\u1ed1i l\u01b0\u1ee3ng l\u00e0m vi\u1ec7c t\u1ed1i \u0111a 136.000 kg v\u00e0 \u00e1p l\u1ef1c ti\u1ebfp \u0111\u1ea5t kho\u1ea3ng 170 kPa khi l\u1eafp \u0111\u1ee7 thi\u1ebft b\u1ecb \u1edf t\u1ea3i tr\u1ecdng t\u1ed1i \u0111a. (<a title=\"Microsoft Word - SPEC-DH658-135M-5(F5-5501E).doc\" href=\"https:\/\/www.n-sharyo.co.jp\/business\/kiden_e\/newpdf\/spec-dh658-135m-5.pdf\">N-Sharyo<\/a>)<\/p>\n<h3>Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i tr\u00ean leader<\/h3>\n<h4>JU160 c\u00f3 l\u1ef1c nh\u1ed5 cho ph\u00e9p kho\u1ea3ng 700 kN<\/h4>\n<p>Theo b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t, JU160 c\u00f3 l\u1ef1c nh\u1ed5 cho ph\u00e9p kho\u1ea3ng 700 kN, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng g\u1ea7n 70 t\u1ea5n.<\/p>\n<p>Th\u00f4ng s\u1ed1 n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi thi c\u00f4ng CDM. Khi khoan xu\u1ed1ng, t\u1ea3i tr\u1ecdng t\u00e1c d\u1ee5ng l\u00ean m\u00e1y kh\u00f4ng ch\u1ec9 g\u1ed3m tr\u1ecdng l\u01b0\u1ee3ng t\u0129nh c\u1ee7a \u0111\u1ea7u khoan v\u00e0 b\u1ed9 c\u1ea7n. Khi r\u00fat l\u00ean, m\u00e1y c\u00f2n ph\u1ea3i th\u1eafng l\u1ef1c ma s\u00e1t gi\u1eefa c\u1ea7n khoan v\u1edbi \u0111\u1ea5t, l\u1ef1c b\u00e1m c\u1ee7a \u0111\u1ea5t quanh m\u0169i khoan v\u00e0 l\u1ef1c c\u1ea3n do v\u1eefa xi m\u0103ng \u0111\u1ea5t t\u1ea1o ra.<\/p>\n<p>Trong m\u1ed9t s\u1ed1 t\u1ea7ng \u0111\u1ea5t d\u00ednh, \u0111\u1ea5t s\u00e9t c\u1ee9ng ho\u1eb7c l\u1edbp \u0111\u1ea5t c\u00f3 l\u1eabn v\u1eadt c\u1ea3n, l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 r\u00fat b\u1ed9 khoan c\u00f3 th\u1ec3 t\u0103ng nhanh. N\u1ebfu m\u00e1y c\u01a1 s\u1edf thi\u1ebfu d\u1ef1 ph\u00f2ng ch\u1ecbu t\u1ea3i, t\u1ed1c \u0111\u1ed9 r\u00fat c\u1ea7n ph\u1ea3i gi\u1ea3m, leader d\u1ec5 dao \u0111\u1ed9ng v\u00e0 h\u1ec7 th\u1ed1ng t\u1eddi ph\u1ea3i l\u00e0m vi\u1ec7c g\u1ea7n gi\u1edbi h\u1ea1n trong th\u1eddi gian d\u00e0i.<\/p>\n<p>Kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c nh\u1ed5 kho\u1ea3ng 700 kN gi\u00fap JU160 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u1ea5u h\u00ecnh nh\u01b0:<\/p>\n<ul>\n<li>\u0110\u1ea7u khoan \u0111\u00f4i c\u00f4ng su\u1ea5t l\u1edbn;<\/li>\n<li>\u0110\u1ea7u khoan ba tr\u1ee5c;<\/li>\n<li>\u0110\u1ea7u khoan n\u0103m tr\u1ee5c;<\/li>\n<li>B\u1ed9 c\u1ea7n khoan c\u00f3 chi\u1ec1u s\u00e2u l\u1edbn;<\/li>\n<li>C\u1ea7n khoan \u0111\u01b0\u1eddng k\u00ednh l\u1edbn ho\u1eb7c c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng cao;<\/li>\n<li>Thi c\u00f4ng trong t\u1ea7ng \u0111\u1ea5t c\u00f3 l\u1ef1c c\u1ea3n l\u1edbn.<\/li>\n<\/ul>\n<p>Zhenzhong c\u0169ng c\u00f4ng b\u1ed1 vi\u1ec7c k\u1ebft h\u1ee3p m\u00e1y c\u01a1 s\u1edf JU160 v\u1edbi \u0111\u1ea7u khoan \u0111\u00f4i DCM220 \u0111\u1ec3 ph\u1ee5c v\u1ee5 thi c\u00f4ng tr\u1ed9n s\u00e2u v\u00e0 x\u1eed l\u00fd n\u1ec1n \u0111\u1ea5t y\u1ebfu. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y JU160 \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u01b0\u1edbng r\u00f5 r\u00e0ng cho c\u00e1c t\u1ed5 h\u1ee3p khoan CDM ch\u1ecbu t\u1ea3i l\u1edbn.<\/p>\n<h4>DH658-135M c\u00f3 t\u1ea3i k\u00e9o cho ph\u00e9p kho\u1ea3ng 637 kN<\/h4>\n<p>Theo t\u00e0i li\u1ec7u c\u1ee7a Nippon Sharyo, leader M95D-2 c\u1ee7a DH658-135M-5 cho ph\u00e9p t\u1ea3i k\u00e9o t\u1ed1i \u0111a 637 kN, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng kho\u1ea3ng 65 t\u1ea5n. Gi\u00e1 tr\u1ecb n\u00e0y \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh t\u1ea1i v\u1ecb tr\u00ed c\u00e1ch t\u00e2m \u1ed1ng d\u1eabn h\u01b0\u1edbng 800 mm v\u00e0 trong \u0111i\u1ec1u ki\u1ec7n c\u00f3 s\u1eed d\u1ee5ng ch\u00e2n ch\u1ed1ng ph\u00eda tr\u01b0\u1edbc.<\/p>\n<p>Leader c\u1ee7a m\u00e1y \u0111\u1ed3ng th\u1eddi cho ph\u00e9p m\u00f4-men t\u00e1c d\u1ee5ng l\u00ean \u0111\u1ebfn kho\u1ea3ng 245 kN\u00b7m. \u0110\u00e2y l\u00e0 m\u1ee9c ch\u1ecbu t\u1ea3i l\u1edbn, ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u c\u00f4ng vi\u1ec7c \u0111\u00f3ng c\u1ecdc, khoan xo\u1eafn v\u00e0 thi c\u00f4ng n\u1ec1n m\u00f3ng h\u1ea1ng n\u1eb7ng.<\/p>\n<p>So v\u1edbi DH658-135M, l\u1ef1c nh\u1ed5 danh ngh\u0129a c\u1ee7a JU160 cao h\u01a1n kho\u1ea3ng 63 kN, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng g\u1ea7n 10%. Kho\u1ea3ng ch\u00eanh l\u1ec7ch n\u00e0y kh\u00f4ng qu\u00e1 l\u1edbn n\u1ebfu ch\u1ec9 nh\u00ecn v\u00e0o con s\u1ed1, nh\u01b0ng c\u00f3 th\u1ec3 tr\u1edf n\u00ean \u0111\u00e1ng ch\u00fa \u00fd khi m\u00e1y ph\u1ea3i th\u01b0\u1eddng xuy\u00ean l\u1eafp \u0111\u1ea7u khoan nhi\u1ec1u tr\u1ee5c v\u00e0 l\u00e0m vi\u1ec7c g\u1ea7n gi\u1edbi h\u1ea1n t\u1ea3i.<\/p>\n<p>Tuy nhi\u00ean, c\u1ea7n l\u01b0u \u00fd r\u1eb1ng th\u00f4ng s\u1ed1 c\u1ee7a DH658 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 k\u00e8m \u0111i\u1ec1u ki\u1ec7n t\u1ea3i c\u1ee5 th\u1ec3. Khi so s\u00e1nh ch\u00ednh x\u00e1c, nh\u00e0 th\u1ea7u c\u1ea7n y\u00eau c\u1ea7u nh\u00e0 cung c\u1ea5p JU160 x\u00e1c nh\u1eadn th\u00eam:<\/p>\n<ul>\n<li>V\u1ecb tr\u00ed \u0111\u1eb7t t\u1ea3i so v\u1edbi t\u00e2m leader;<\/li>\n<li>Chi\u1ec1u cao v\u00e0 chi\u1ec1u d\u00e0i leader;<\/li>\n<li>C\u00f3 s\u1eed d\u1ee5ng ch\u00e2n ch\u1ed1ng ph\u00eda tr\u01b0\u1edbc hay kh\u00f4ng;<\/li>\n<li>Tr\u1ecdng l\u01b0\u1ee3ng \u0111\u1ed1i tr\u1ecdng l\u1eafp \u0111\u1eb7t;<\/li>\n<li>C\u1ea5u h\u00ecnh \u0111\u1ea7u khoan v\u00e0 b\u1ed9 c\u1ea7n;<\/li>\n<li>Gi\u1edbi h\u1ea1n t\u1ea3i khi leader nghi\u00eang;<\/li>\n<li>T\u1ea3i tr\u1ecdng cho ph\u00e9p khi m\u00e1y di chuy\u1ec3n.<\/li>\n<\/ul>\n<p>Kh\u00f4ng n\u00ean hi\u1ec3u r\u1eb1ng l\u1ef1c nh\u1ed5 700 kN c\u00f3 ngh\u0129a m\u00e1y lu\u00f4n c\u00f3 th\u1ec3 treo ho\u1eb7c r\u00fat t\u1ea3i 70 t\u1ea5n \u1edf m\u1ecdi v\u1ecb tr\u00ed. Kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4-men l\u1eadt, tr\u1ecdng t\u00e2m thi\u1ebft b\u1ecb v\u00e0 tr\u1ea1ng th\u00e1i n\u1ec1n c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<h3>Kh\u1ed1i l\u01b0\u1ee3ng m\u00e1y c\u00f3 quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh kh\u00f4ng?<\/h3>\n<p>JU160 c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng to\u00e0n b\u1ed9 kho\u1ea3ng 110 t\u1ea5n, trong khi DH658-135M c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng v\u1eadn h\u00e0nh t\u1ed1i \u0111a kho\u1ea3ng 136 t\u1ea5n.<\/p>\n<p>N\u1ebfu ch\u1ec9 nh\u00ecn v\u00e0o tr\u1ecdng l\u01b0\u1ee3ng, DH658 c\u00f3 v\u1ebb l\u1edbn v\u00e0 n\u1eb7ng h\u01a1n. Tuy nhi\u00ean, kh\u1ed1i l\u01b0\u1ee3ng v\u1eadn h\u00e0nh t\u1ed1i \u0111a 136 t\u1ea5n c\u1ee7a DH658 bao g\u1ed3m m\u00e1y, leader, \u0111\u1ed1i tr\u1ecdng v\u00e0 thi\u1ebft b\u1ecb l\u1eafp k\u00e8m theo c\u1ea5u h\u00ecnh do nh\u00e0 s\u1ea3n xu\u1ea5t quy \u0111\u1ecbnh. V\u00ec v\u1eady, con s\u1ed1 n\u00e0y kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 th\u00e2n m\u00e1y DH658 n\u1eb7ng h\u01a1n 26 t\u1ea5n so v\u1edbi JU160.<\/p>\n<p>Quan tr\u1ecdng h\u01a1n, tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn kh\u00f4ng \u0111\u1ed3ng ngh\u0129a tr\u1ef1c ti\u1ebfp v\u1edbi l\u1ef1c k\u00e9o leader l\u1edbn h\u01a1n. \u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n kh\u00e1 r\u00f5 qua hai th\u00f4ng s\u1ed1:<\/p>\n<ul>\n<li>JU160: l\u1ef1c nh\u1ed5 cho ph\u00e9p kho\u1ea3ng 700 kN;<\/li>\n<li>DH658-135M: t\u1ea3i k\u00e9o cho ph\u00e9p kho\u1ea3ng 637 kN.<\/li>\n<\/ul>\n<p>Kh\u1ed1i l\u01b0\u1ee3ng m\u00e1y ch\u1ee7 y\u1ebfu h\u1ed7 tr\u1ee3 \u1ed5n \u0111\u1ecbnh t\u1ed5ng th\u1ec3, t\u1ea1o ph\u1ea3n l\u1ef1c v\u00e0 gi\u1ea3m nguy c\u01a1 l\u1eadt. Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i tr\u00ean leader c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o k\u1ebft c\u1ea5u leader, li\u00ean k\u1ebft ch\u00e2n leader, thanh ch\u1ed1ng sau, khung g\u1ea7m, t\u1eddi v\u00e0 v\u1ecb tr\u00ed \u0111\u1eb7t t\u1ea3i.<\/p>\n<p>Do \u0111\u00f3, khi l\u1ef1a ch\u1ecdn m\u00e1y CDM, nh\u00e0 th\u1ea7u n\u00ean t\u00e1ch ri\u00eang ba kh\u00e1i ni\u1ec7m:<\/p>\n<h4>Kh\u1ed1i l\u01b0\u1ee3ng v\u1eadn h\u00e0nh<\/h4>\n<p>\u0110\u00e2y l\u00e0 t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a m\u00e1y trong m\u1ed9t c\u1ea5u h\u00ecnh l\u00e0m vi\u1ec7c nh\u1ea5t \u0111\u1ecbnh. Th\u00f4ng s\u1ed1 n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u1eadn chuy\u1ec3n, chu\u1ea9n b\u1ecb n\u1ec1n v\u00e0 \u00e1p l\u1ef1c t\u00e1c d\u1ee5ng xu\u1ed1ng m\u1eb7t b\u1eb1ng.<\/p>\n<h4>T\u1ea3i tr\u1ecdng cho ph\u00e9p tr\u00ean leader<\/h4>\n<p>\u0110\u00e2y l\u00e0 gi\u1edbi h\u1ea1n m\u00e0 leader, h\u1ec7 th\u1ed1ng ch\u1ed1ng v\u00e0 k\u1ebft c\u1ea5u li\u00ean quan c\u00f3 th\u1ec3 ch\u1ecbu trong \u0111i\u1ec1u ki\u1ec7n quy \u0111\u1ecbnh.<\/p>\n<h4>Kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1eadt<\/h4>\n<p>Kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1eadt ph\u1ee5 thu\u1ed9c v\u00e0o chi\u1ec1u r\u1ed9ng ch\u00e2n m\u00e1y, v\u1ecb tr\u00ed tr\u1ecdng t\u00e2m, chi\u1ec1u cao leader, tr\u1ecdng l\u01b0\u1ee3ng \u0111\u1ea7u khoan, h\u01b0\u1edbng t\u00e1c d\u1ee5ng c\u1ee7a t\u1ea3i v\u00e0 \u0111\u1ed9 b\u1eb1ng ph\u1eb3ng c\u1ee7a n\u1ec1n.<\/p>\n<p>M\u1ed9t m\u00e1y n\u1eb7ng nh\u01b0ng ch\u00e2n \u0111\u1ebf h\u1eb9p c\u00f3 th\u1ec3 t\u1ea1o \u00e1p l\u1ef1c n\u1ec1n cao v\u00e0 nh\u1ea1y c\u1ea3m h\u01a1n v\u1edbi l\u00fan l\u1ec7ch. Trong khi \u0111\u00f3, m\u1ed9t m\u00e1y c\u00f3 ch\u00e2n \u0111\u1ebf r\u1ed9ng s\u1ebd ph\u00e2n b\u1ed1 t\u1ea3i t\u1ed1t h\u01a1n v\u00e0 t\u1ea1o c\u00e1nh tay \u0111\u00f2n ch\u1ed1ng l\u1eadt l\u1edbn h\u01a1n theo ph\u01b0\u01a1ng ngang.<\/p>\n<h3>JU160 c\u00f3 l\u1ee3i th\u1ebf r\u00f5 r\u1ec7t v\u1ec1 b\u1ec1 r\u1ed9ng ch\u00e2n m\u00e1y<\/h3>\n<h4>Chi\u1ec1u r\u1ed9ng ngo\u00e0i x\u00edch l\u1edbn h\u01a1n kho\u1ea3ng 2,4 m<\/h4>\n<p>JU160 c\u00f3 chi\u1ec1u r\u1ed9ng ngo\u00e0i hai x\u00edch kho\u1ea3ng 7.000 mm. DH658-135M c\u00f3 chi\u1ec1u r\u1ed9ng x\u00edch l\u1edbn nh\u1ea5t khi l\u00e0m vi\u1ec7c kho\u1ea3ng 4.600 mm.<\/p>\n<p>Nh\u01b0 v\u1eady, JU160 r\u1ed9ng h\u01a1n kho\u1ea3ng 2.400 mm, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng h\u01a1n 52% so v\u1edbi DH658.<\/p>\n<p>\u0110\u00e2y l\u00e0 kh\u00e1c bi\u1ec7t r\u1ea5t l\u1edbn \u0111\u1ed1i v\u1edbi m\u00e1y l\u1eafp leader cao v\u00e0 \u0111\u1ea7u khoan nhi\u1ec1u tr\u1ee5c. B\u1ec1 r\u1ed9ng ch\u00e2n m\u00e1y l\u1edbn gi\u00fap t\u0103ng kho\u1ea3ng c\u00e1ch t\u1eeb tr\u1ecdng t\u00e2m m\u00e1y t\u1edbi m\u00e9p l\u1eadt, nh\u1edd \u0111\u00f3 n\u00e2ng cao \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh theo ph\u01b0\u01a1ng ngang.<\/p>\n<p>\u01afu \u0111i\u1ec3m n\u00e0y \u0111\u1eb7c bi\u1ec7t c\u00f3 gi\u00e1 tr\u1ecb khi s\u1eed d\u1ee5ng \u0111\u1ea7u khoan \u0111\u00f4i ho\u1eb7c \u0111\u1ea7u khoan ba, n\u0103m tr\u1ee5c. Nh\u1eefng \u0111\u1ea7u khoan n\u00e0y kh\u00f4ng ch\u1ec9 n\u1eb7ng m\u00e0 c\u00f2n c\u00f3 chi\u1ec1u r\u1ed9ng l\u1edbn, l\u00e0m cho tr\u1ecdng t\u00e2m t\u1ed5 h\u1ee3p c\u00f3 th\u1ec3 d\u1ecbch chuy\u1ec3n v\u00e0 t\u1ea1o m\u00f4-men ngang l\u00ean leader.<\/p>\n<h4>H\u1ea1n ch\u1ebf rung l\u1eafc leader<\/h4>\n<p>Trong qu\u00e1 tr\u00ecnh khoan CDM, l\u1ef1c c\u1ea3n \u0111\u1ea5t th\u01b0\u1eddng kh\u00f4ng ph\u00e2n b\u1ed1 ho\u00e0n to\u00e0n \u0111\u1ed3ng \u0111\u1ec1u gi\u1eefa c\u00e1c m\u0169i khoan.<\/p>\n<p>V\u00ed d\u1ee5, m\u1ed9t m\u0169i khoan c\u00f3 th\u1ec3 g\u1eb7p th\u1ea5u k\u00ednh c\u00e1t ch\u1eb7t ho\u1eb7c v\u1eadt c\u1ea3n, trong khi m\u0169i c\u00f2n l\u1ea1i v\u1eabn l\u00e0m vi\u1ec7c trong \u0111\u1ea5t m\u1ec1m. S\u1ef1 ch\u00eanh l\u1ec7ch l\u1ef1c c\u1ea3n t\u1ea1o ra m\u00f4-men xo\u1eafn v\u00e0 l\u1ef1c ngang t\u00e1c d\u1ee5ng l\u00ean \u0111\u1ea7u khoan, c\u1ea7n khoan v\u00e0 leader.<\/p>\n<p>Ch\u00e2n m\u00e1y r\u1ed9ng gi\u00fap h\u1ea1n ch\u1ebf dao \u0111\u1ed9ng to\u00e0n b\u1ed9 m\u00e1y khi xu\u1ea5t hi\u1ec7n t\u1ea3i l\u1ec7ch. Leader \u1ed5n \u0111\u1ecbnh h\u01a1n s\u1ebd h\u1ed7 tr\u1ee3:<\/p>\n<ul>\n<li>Ki\u1ec3m so\u00e1t \u0111\u1ed9 th\u1eb3ng \u0111\u1ee9ng c\u1ee7a c\u1ecdc;<\/li>\n<li>H\u1ea1n ch\u1ebf khoan l\u1ec7ch;<\/li>\n<li>Gi\u1ea3m va \u0111\u1eadp gi\u1eefa b\u00e0n d\u1eabn h\u01b0\u1edbng v\u00e0 c\u1ea7n khoan;<\/li>\n<li>Gi\u1ea3m rung t\u1ea1i c\u00e1c m\u1ed1i n\u1ed1i;<\/li>\n<li>H\u1ea1n ch\u1ebf m\u00e0i m\u00f2n con l\u0103n d\u1eabn h\u01b0\u1edbng;<\/li>\n<li>Duy tr\u00ec kho\u1ea3ng c\u00e1ch ch\u00ednh x\u00e1c gi\u1eefa c\u00e1c tr\u1ee5c khoan.<\/li>\n<\/ul>\n<p>\u0110\u1ed1i v\u1edbi c\u1ecdc CDM nhi\u1ec1u tr\u1ee5c, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a leader \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn h\u00ecnh d\u1ea1ng c\u1ecdc, m\u1ee9c \u0111\u1ed9 giao nhau gi\u1eefa c\u00e1c tr\u1ee5c v\u00e0 kh\u1ea3 n\u0103ng t\u1ea1o th\u00e0nh t\u01b0\u1eddng \u0111\u1ea5t xi m\u0103ng li\u00ean t\u1ee5c.<\/p>\n<h4>\u1ed4n \u0111\u1ecbnh h\u01a1n trong giai \u0111o\u1ea1n r\u00fat c\u1ea7n<\/h4>\n<p>Giai \u0111o\u1ea1n r\u00fat c\u1ea7n th\u01b0\u1eddng t\u1ea1o ra t\u1ea3i tr\u1ecdng b\u1ea5t l\u1ee3i h\u01a1n nhi\u1ec1u ng\u01b0\u1eddi d\u1ef1 t\u00ednh.<\/p>\n<p>Khi \u0111\u1ea7u khoan \u0111ang n\u1eb1m s\u00e2u trong \u0111\u1ea5t, to\u00e0n b\u1ed9 c\u1ea7n khoan ch\u1ecbu l\u1ef1c ma s\u00e1t d\u1ecdc th\u00e2n. N\u1ebfu t\u1ed1c \u0111\u1ed9 r\u00fat nhanh, v\u1eefa \u0111\u1eb7c ho\u1eb7c \u0111\u1ea5t b\u00e1m nhi\u1ec1u quanh c\u00e1nh tr\u1ed9n, l\u1ef1c k\u00e9o c\u00f3 th\u1ec3 t\u0103ng \u0111\u1ed9t ng\u1ed9t.<\/p>\n<p>V\u1edbi b\u1ec1 r\u1ed9ng ch\u00e2n m\u00e1y kho\u1ea3ng 7 m, JU160 c\u00f3 l\u1ee3i th\u1ebf trong vi\u1ec7c ch\u1ed1ng l\u1ea1i dao \u0111\u1ed9ng ngang v\u00e0 m\u00f4-men l\u1eadt khi t\u1ea3i k\u00e9o thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c d\u1ef1 \u00e1n khoan s\u00e2u, \u0111\u1ea7u khoan n\u1eb7ng v\u00e0 c\u1ea7n khoan c\u00f3 t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn.<\/p>\n<h3>So s\u00e1nh \u00e1p l\u1ef1c ti\u1ebfp \u0111\u1ea5t<\/h3>\n<h4>JU160 c\u00f3 \u00e1p l\u1ef1c n\u1ec1n kho\u1ea3ng 0,087 MPa<\/h4>\n<p>Theo th\u00f4ng s\u1ed1 \u0111\u01b0\u1ee3c cung c\u1ea5p, \u00e1p l\u1ef1c ti\u1ebfp \u0111\u1ea5t c\u1ee7a JU160 v\u00e0o kho\u1ea3ng 0,087 MPa, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 87 kPa.<\/p>\n<p>M\u1ee9c \u00e1p l\u1ef1c n\u00e0y t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p \u0111\u1ed1i v\u1edbi m\u1ed9t m\u00e1y CDM h\u1ea1ng n\u1eb7ng kho\u1ea3ng 110 t\u1ea5n. K\u1ebft qu\u1ea3 c\u00f3 \u0111\u01b0\u1ee3c nh\u1edd chi\u1ec1u r\u1ed9ng ch\u00e2n m\u00e1y l\u1edbn v\u00e0 chi\u1ec1u d\u00e0i ti\u1ebfp \u0111\u1ea5t c\u1ee7a x\u00edch kho\u1ea3ng 6 m.<\/p>\n<p>Di\u1ec7n t\u00edch ti\u1ebfp x\u00fac l\u1edbn gi\u00fap ph\u00e2n b\u1ed1 tr\u1ecdng l\u01b0\u1ee3ng m\u00e1y tr\u00ean ph\u1ea1m vi r\u1ed9ng h\u01a1n, gi\u1ea3m \u1ee9ng su\u1ea5t t\u1eadp trung xu\u1ed1ng n\u1ec1n c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<p>\u0110\u00e2y l\u00e0 \u01b0u \u0111i\u1ec3m \u0111\u00e1ng ch\u00fa \u00fd t\u1ea1i c\u00e1c d\u1ef1 \u00e1n x\u1eed l\u00fd n\u1ec1n \u0111\u1ea5t y\u1ebfu, b\u1edfi ch\u00ednh khu v\u1ef1c c\u1ea7n thi c\u00f4ng CDM th\u01b0\u1eddng c\u00f3 s\u1ee9c ch\u1ecbu t\u1ea3i m\u1eb7t b\u1eb1ng kh\u00f4ng cao. M\u00e1y c\u00f3 \u00e1p l\u1ef1c n\u1ec1n th\u1ea5p s\u1ebd gi\u1ea3m nguy c\u01a1:<\/p>\n<ul>\n<li>X\u00edch l\u00fan s\u00e2u;<\/li>\n<li>Hai b\u00ean x\u00edch l\u00fan kh\u00f4ng \u0111\u1ec1u;<\/li>\n<li>M\u00e1y nghi\u00eang trong qu\u00e1 tr\u00ecnh khoan;<\/li>\n<li>Leader m\u1ea5t \u0111\u1ed9 th\u1eb3ng \u0111\u1ee9ng;<\/li>\n<li>Ph\u1ea3i gia c\u1ed1 m\u1eb7t b\u1eb1ng v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng qu\u00e1 l\u1edbn.<\/li>\n<\/ul>\n<p>Tuy nhi\u00ean, \u00e1p l\u1ef1c n\u1ec1n danh ngh\u0129a kh\u00f4ng th\u1ec3 thay th\u1ebf cho vi\u1ec7c t\u00ednh to\u00e1n m\u1eb7t b\u1eb1ng thi c\u00f4ng. Khu v\u1ef1c \u0111\u1eb7t m\u00e1y v\u1eabn c\u1ea7n \u0111\u01b0\u1ee3c san ph\u1eb3ng, lu l\u00e8n v\u00e0 gia c\u1ed1 b\u1eb1ng c\u1ea5p ph\u1ed1i \u0111\u00e1, t\u1ea5m th\u00e9p ho\u1eb7c s\u00e0n c\u00f4ng t\u00e1c ph\u00f9 h\u1ee3p.<\/p>\n<h4>DH658 c\u00f3 \u00e1p l\u1ef1c n\u1ec1n cao h\u01a1n \u1edf c\u1ea5u h\u00ecnh t\u1ed1i \u0111a<\/h4>\n<p>T\u00e0i li\u1ec7u Nippon Sharyo cho bi\u1ebft DH658-135M-5 c\u00f3 t\u1ed5ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac x\u00edch kho\u1ea3ng 78.400 cm\u00b2 v\u00e0 \u00e1p l\u1ef1c ti\u1ebfp \u0111\u1ea5t kho\u1ea3ng 170 kPa, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 0,170 MPa, khi m\u00e1y l\u1eafp \u0111\u1ee7 thi\u1ebft b\u1ecb \u1edf kh\u1ed1i l\u01b0\u1ee3ng t\u1ed1i \u0111a 136 t\u1ea5n.<\/p>\n<p>N\u1ebfu so s\u00e1nh tr\u1ef1c ti\u1ebfp v\u1edbi m\u1ee9c 0,087 MPa c\u1ee7a JU160, \u00e1p l\u1ef1c n\u1ec1n danh ngh\u0129a c\u1ee7a DH658 cao g\u1ea7n g\u1ea5p hai l\u1ea7n.<\/p>\n<p>Tuy v\u1eady, hai th\u00f4ng s\u1ed1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh \u1edf nh\u1eefng c\u1ea5u h\u00ecnh l\u1eafp \u0111\u1eb7t kh\u00e1c nhau. Nh\u00e0 th\u1ea7u kh\u00f4ng n\u00ean d\u00f9ng ch\u00fang nh\u01b0 m\u1ed9t k\u1ebft lu\u1eadn tuy\u1ec7t \u0111\u1ed1i n\u1ebfu ch\u01b0a x\u00e1c nh\u1eadn:<\/p>\n<ul>\n<li>Chi\u1ec1u d\u00e0i leader;<\/li>\n<li>S\u1ed1 l\u01b0\u1ee3ng \u0111\u1ed1i tr\u1ecdng;<\/li>\n<li>Tr\u1ecdng l\u01b0\u1ee3ng \u0111\u1ea7u khoan;<\/li>\n<li>B\u1ed9 c\u1ea7n khoan \u0111ang treo;<\/li>\n<li>Tr\u1ea1ng th\u00e1i m\u00e1y \u0111\u1ee9ng y\u00ean hay di chuy\u1ec3n;<\/li>\n<li>\u0110i\u1ec1u ki\u1ec7n \u0111o \u00e1p l\u1ef1c trung b\u00ecnh ho\u1eb7c \u00e1p l\u1ef1c l\u1edbn nh\u1ea5t.<\/li>\n<\/ul>\n<p>D\u00f9 v\u1eady, x\u00e9t v\u1ec1 h\u00ecnh h\u1ecdc ch\u00e2n m\u00e1y, JU160 v\u1eabn c\u00f3 l\u1ee3i th\u1ebf r\u00f5 r\u00e0ng nh\u1edd x\u00edch r\u1ed9ng v\u00e0 chi\u1ec1u d\u00e0i ti\u1ebfp \u0111\u1ea5t l\u1edbn.<\/p>\n<h3>Kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c v\u1edbi \u0111\u1ea7u khoan CDM nhi\u1ec1u tr\u1ee5c<\/h3>\n<h4>JU160 ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi t\u1ed5 h\u1ee3p \u0111\u1ea7u khoan r\u1ed9ng v\u00e0 n\u1eb7ng<\/h4>\n<p>\u0110\u1ea7u khoan CDM \u0111\u00f4i, ba tr\u1ee5c ho\u1eb7c n\u0103m tr\u1ee5c t\u1ea1o t\u1ea3i tr\u1ecdng ph\u1ee9c t\u1ea1p h\u01a1n \u0111\u1ea7u khoan m\u1ed9t tr\u1ee5c.<\/p>\n<p>Ngo\u00e0i t\u1ea3i tr\u1ecdng th\u1eb3ng \u0111\u1ee9ng, h\u1ec7 th\u1ed1ng c\u00f2n ph\u00e1t sinh:<\/p>\n<ul>\n<li>M\u00f4-men xo\u1eafn t\u1eeb nhi\u1ec1u \u0111\u1ed9ng c\u01a1;<\/li>\n<li>L\u1ef1c ngang khi c\u00e1c m\u0169i g\u1eb7p \u0111\u1ecba ch\u1ea5t kh\u00e1c nhau;<\/li>\n<li>M\u00f4-men do \u0111\u1ea7u khoan c\u00f3 b\u1ec1 r\u1ed9ng l\u1edbn;<\/li>\n<li>Dao \u0111\u1ed9ng khi \u0111\u1ea3o chi\u1ec1u quay;<\/li>\n<li>T\u1ea3i k\u00e9o t\u0103ng khi r\u00fat nhi\u1ec1u c\u1ea7n c\u00f9ng l\u00fac.<\/li>\n<\/ul>\n<p>V\u1edbi l\u1ef1c nh\u1ed5 kho\u1ea3ng 700 kN, ch\u00e2n m\u00e1y r\u1ed9ng 7 m v\u00e0 \u00e1p l\u1ef1c n\u1ec1n th\u1ea5p, JU160 c\u00f3 n\u1ec1n t\u1ea3ng ph\u00f9 h\u1ee3p \u0111\u1ec3 l\u1eafp nh\u1eefng t\u1ed5 h\u1ee3p n\u00e0y.<\/p>\n<p>L\u1ee3i th\u1ebf c\u1ee7a JU160 kh\u00f4ng ch\u1ec9 n\u1eb1m \u1edf kh\u1ea3 n\u0103ng \u201cmang \u0111\u01b0\u1ee3c \u0111\u1ea7u khoan\u201d, m\u00e0 c\u00f2n \u1edf kh\u1ea3 n\u0103ng gi\u1eef to\u00e0n b\u1ed9 t\u1ed5 h\u1ee3p \u1ed5n \u0111\u1ecbnh trong chu k\u1ef3 khoan, tr\u1ed9n, n\u00e2ng v\u00e0 h\u1ea1 l\u1eb7p l\u1ea1i li\u00ean t\u1ee5c.<\/p>\n<p>\u0110\u1ed1i v\u1edbi d\u1ef1 \u00e1n c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng c\u1ecdc l\u1edbn, m\u00e1y th\u01b0\u1eddng xuy\u00ean l\u00e0m vi\u1ec7c nhi\u1ec1u ca, s\u1ef1 \u1ed5n \u0111\u1ecbnh n\u00e0y gi\u00fap gi\u1ea3m rung \u0111\u1ed9ng, h\u1ea1n ch\u1ebf h\u01b0 h\u1ecfng v\u00e0 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng c\u1ecdc \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n.<\/p>\n<h4>DH658 v\u1eabn \u0111\u00e1p \u1ee9ng t\u1ed1t nhi\u1ec1u c\u1ea5u h\u00ecnh thi c\u00f4ng<\/h4>\n<p>DH658-135M kh\u00f4ng ph\u1ea3i l\u00e0 m\u00e1y y\u1ebfu. T\u1ea3i k\u00e9o leader 637 kN, m\u00f4-men cho ph\u00e9p kho\u1ea3ng 245 kN\u00b7m v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng v\u1eadn h\u00e0nh t\u1ed1i \u0111a 136 t\u1ea5n cho th\u1ea5y \u0111\u00e2y l\u00e0 m\u00e1y c\u01a1 s\u1edf h\u1ea1ng n\u1eb7ng.<\/p>\n<p>Nippon Sharyo thi\u1ebft k\u1ebf DH658-135M cho nhi\u1ec1u c\u00f4ng t\u00e1c n\u1ec1n m\u00f3ng nh\u01b0 \u0111\u00f3ng c\u1ecdc b\u1eb1ng b\u00faa th\u1ee7y l\u1ef1c, l\u1eafp b\u1ed9 khoan xo\u1eafn v\u00e0 c\u00e1c thi\u1ebft b\u1ecb thi c\u00f4ng n\u1eb7ng. Leader h\u00ecnh tr\u1ee5 c\u00f9ng h\u1ec7 th\u1ed1ng thanh ch\u1ed1ng ph\u00eda sau \u0111\u01b0\u1ee3c nh\u00e0 s\u1ea3n xu\u1ea5t nh\u1ea5n m\u1ea1nh v\u1ec1 \u0111\u1ed9 b\u1ec1n v\u00e0 \u1ed5n \u0111\u1ecbnh.<\/p>\n<p>Trong th\u1ef1c t\u1ebf, DH658 c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi:<\/p>\n<ul>\n<li>\u0110\u1ea7u khoan CDM m\u1ed9t tr\u1ee5c;<\/li>\n<li>\u0110\u1ea7u khoan \u0111\u00f4i c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p;<\/li>\n<li>Khoan xo\u1eafn;<\/li>\n<li>\u0110\u00f3ng c\u1ecdc b\u1eb1ng b\u00faa th\u1ee7y l\u1ef1c;<\/li>\n<li>C\u00f4ng tr\u01b0\u1eddng c\u1ea7n thay \u0111\u1ed5i thi\u1ebft b\u1ecb thi c\u00f4ng;<\/li>\n<li>D\u1ef1 \u00e1n c\u1ea7n m\u00e1y \u0111a n\u0103ng v\u00e0 d\u1ec5 chuy\u1ec3n v\u1ecb tr\u00ed.<\/li>\n<\/ul>\n<p>\u0110i\u1ec3m c\u1ea7n ki\u1ec3m tra l\u00e0 t\u1ea3i tr\u1ecdng v\u00e0 m\u00f4-men th\u1ef1c t\u1ebf c\u1ee7a \u0111\u1ea7u khoan nhi\u1ec1u tr\u1ee5c c\u00f3 n\u1eb1m trong bi\u1ec3u \u0111\u1ed3 cho ph\u00e9p c\u1ee7a leader hay kh\u00f4ng.<\/p>\n<h3>DH658 c\u00f3 l\u1ee3i th\u1ebf v\u1ec1 s\u1ef1 linh ho\u1ea1t tr\u00ean c\u00f4ng tr\u01b0\u1eddng<\/h3>\n<p>B\u1ec1 r\u1ed9ng l\u00e0m vi\u1ec7c kho\u1ea3ng 4,6 m gi\u00fap DH658 nh\u1ecf g\u1ecdn h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi JU160 r\u1ed9ng kho\u1ea3ng 7 m.<\/p>\n<p>T\u1ea1i c\u00e1c c\u00f4ng tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb, nh\u00e0 m\u00e1y \u0111ang ho\u1ea1t \u0111\u1ed9ng, khu v\u1ef1c c\u00f3 c\u00f4ng tr\u00ecnh l\u00e2n c\u1eadn ho\u1eb7c \u0111\u01b0\u1eddng n\u1ed9i b\u1ed9 h\u1eb9p, m\u00e1y r\u1ed9ng 7 m c\u00f3 th\u1ec3 g\u1eb7p kh\u00f3 kh\u0103n khi quay \u0111\u1ea7u v\u00e0 chuy\u1ec3n t\u1eeb tim c\u1ecdc n\u00e0y sang tim c\u1ecdc kh\u00e1c.<\/p>\n<p>DH658 c\u00f3 th\u1ec3 thu\u1eadn l\u1ee3i h\u01a1n trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p:<\/p>\n<ul>\n<li>M\u1eb7t b\u1eb1ng thi c\u00f4ng nh\u1ecf;<\/li>\n<li>Kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00f4ng tr\u00ecnh v\u00e0 ranh gi\u1edbi \u0111\u1ea5t h\u1ea1n ch\u1ebf;<\/li>\n<li>\u0110\u01b0\u1eddng c\u00f4ng v\u1ee5 h\u1eb9p;<\/li>\n<li>Ph\u1ea3i chuy\u1ec3n v\u1ecb tr\u00ed nhi\u1ec1u l\u1ea7n;<\/li>\n<li>Thi c\u00f4ng xen k\u1ebd nhi\u1ec1u h\u1ea1ng m\u1ee5c;<\/li>\n<li>C\u1ea7n thu h\u1eb9p x\u00edch khi v\u1eadn chuy\u1ec3n n\u1ed9i b\u1ed9.<\/li>\n<\/ul>\n<p>Theo t\u00e0i li\u1ec7u Nippon Sharyo, chi\u1ec1u r\u1ed9ng x\u00edch c\u1ee7a DH658 c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u1eeb kho\u1ea3ng 3.300 mm \u1edf tr\u1ea1ng th\u00e1i thu g\u1ecdn l\u00ean 4.600 mm khi m\u1edf r\u1ed9ng l\u00e0m vi\u1ec7c. H\u1ec7 th\u1ed1ng di chuy\u1ec3n hai x\u00edch \u0111\u1ed9c l\u1eadp cho ph\u00e9p m\u00e1y quay t\u1ea1i ch\u1ed7 v\u00e0 \u0111i\u1ec1u h\u01b0\u1edbng linh ho\u1ea1t h\u01a1n.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, JU160 c\u1ea7n m\u1eb7t b\u1eb1ng \u0111\u1ee7 r\u1ed9ng \u0111\u1ec3 ph\u00e1t huy l\u1ee3i th\u1ebf ch\u00e2n \u0111\u1ebf. N\u1ebfu c\u00f4ng tr\u01b0\u1eddng kh\u00f4ng \u0111\u1ee7 kh\u00f4ng gian m\u1edf x\u00edch ho\u1eb7c n\u1ec1n l\u00e0m vi\u1ec7c ch\u1ec9 \u0111\u01b0\u1ee3c gia c\u1ed1 tr\u00ean ph\u1ea1m vi h\u1eb9p, \u01b0u \u0111i\u1ec3m thi\u1ebft k\u1ebf c\u1ee7a m\u00e1y c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u01b0\u1ee3c khai th\u00e1c \u0111\u1ea7y \u0111\u1ee7.<\/p>\n<h3>M\u00e1y n\u00e0o \u1ed5n \u0111\u1ecbnh h\u01a1n khi khoan CDM?<\/h3>\n<p>N\u1ebfu ch\u1ec9 x\u00e9t c\u00f4ng vi\u1ec7c khoan CDM nhi\u1ec1u tr\u1ee5c tr\u00ean m\u1eb7t b\u1eb1ng \u0111\u1ee7 r\u1ed9ng, JU160 c\u00f3 l\u1ee3i th\u1ebf r\u00f5 h\u01a1n nh\u1edd:<\/p>\n<ul>\n<li>Chi\u1ec1u r\u1ed9ng ch\u00e2n m\u00e1y l\u1edbn h\u01a1n kho\u1ea3ng 2,4 m;<\/li>\n<li>L\u1ef1c nh\u1ed5 danh ngh\u0129a cao h\u01a1n kho\u1ea3ng 10%;<\/li>\n<li>\u00c1p l\u1ef1c ti\u1ebfp \u0111\u1ea5t th\u1ea5p;<\/li>\n<li>Ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ea7u khoan c\u00f3 tr\u1ecdng t\u00e2m l\u1edbn;<\/li>\n<li>Kh\u1ea3 n\u0103ng ph\u00e2n b\u1ed1 t\u1ea3i tr\u00ean n\u1ec1n t\u1ed1t h\u01a1n;<\/li>\n<li>\u00cdt nh\u1ea1y c\u1ea3m h\u01a1n v\u1edbi t\u1ea3i l\u1ec7ch theo ph\u01b0\u01a1ng ngang.<\/li>\n<\/ul>\n<p>DH658-135M v\u1eabn c\u00f3 \u0111\u1ed9 b\u1ec1n v\u00e0 s\u1ef1 ch\u1eafc ch\u1eafn \u0111\u1eb7c tr\u01b0ng c\u1ee7a m\u00e1y Nh\u1eadt. M\u00e1y c\u00f3 leader ch\u1ecbu m\u00f4-men l\u1edbn, t\u1ea3i k\u00e9o cao v\u00e0 t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt chi ti\u1ebft. Tuy nhi\u00ean, chi\u1ec1u r\u1ed9ng l\u00e0m vi\u1ec7c 4,6 m khi\u1ebfn c\u00e1nh tay \u0111\u00f2n ch\u1ed1ng l\u1eadt ngang nh\u1ecf h\u01a1n JU160.<\/p>\n<p>Kh\u00f4ng n\u00ean k\u1ebft lu\u1eadn DH658 m\u1ea5t \u1ed5n \u0111\u1ecbnh ho\u1eb7c kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi CDM. K\u1ebft lu\u1eadn h\u1ee3p l\u00fd h\u01a1n l\u00e0:<\/p>\n<p>JU160 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u t\u1ed1t h\u01a1n cho c\u00e1c t\u1ed5 h\u1ee3p CDM nhi\u1ec1u tr\u1ee5c, c\u00f2n DH658-135M c\u00e2n b\u1eb1ng gi\u1eefa kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i, t\u00ednh \u0111a n\u0103ng v\u00e0 s\u1ef1 linh ho\u1ea1t tr\u00ean m\u1eb7t b\u1eb1ng h\u1ea1n ch\u1ebf.<\/p>\n<h3>N\u00ean ch\u1ecdn JU160 hay DH658-135M?<\/h3>\n<h4>N\u00ean \u01b0u ti\u00ean JU160 khi<\/h4>\n<p>JU160 ph\u00f9 h\u1ee3p h\u01a1n n\u1ebfu d\u1ef1 \u00e1n c\u00f3 c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n<ul>\n<li>Thi c\u00f4ng c\u1ecdc CDM hai, ba ho\u1eb7c n\u0103m tr\u1ee5c;<\/li>\n<li>\u0110\u1ea7u khoan v\u00e0 b\u1ed9 c\u1ea7n c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn;<\/li>\n<li>Chi\u1ec1u s\u00e2u khoan l\u1edbn;<\/li>\n<li>Kh\u1ed1i l\u01b0\u1ee3ng c\u1ecdc nhi\u1ec1u, m\u00e1y l\u00e0m vi\u1ec7c li\u00ean t\u1ee5c;<\/li>\n<li>N\u1ec1n c\u00f4ng tr\u01b0\u1eddng y\u1ebfu nh\u01b0ng c\u00f3 th\u1ec3 gia c\u1ed1 m\u1eb7t b\u1eb1ng r\u1ed9ng;<\/li>\n<li>Y\u00eau c\u1ea7u cao v\u1ec1 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 th\u1eb3ng \u0111\u1ee9ng;<\/li>\n<li>C\u00f3 \u0111\u1ee7 kh\u00f4ng gian \u0111\u1ec3 m\u1edf ch\u00e2n m\u00e1y kho\u1ea3ng 7 m.<\/li>\n<\/ul>\n<p>Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, b\u1ec1 r\u1ed9ng x\u00edch v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a JU160 c\u00f3 th\u1ec3 mang l\u1ea1i l\u1ee3i \u00edch tr\u1ef1c ti\u1ebfp v\u1ec1 an to\u00e0n, ch\u1ea5t l\u01b0\u1ee3ng c\u1ecdc v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh khi v\u1eadn h\u00e0nh.<\/p>\n<h4>N\u00ean c\u00e2n nh\u1eafc DH658-135M khi<\/h4>\n<p>DH658 ph\u00f9 h\u1ee3p h\u01a1n n\u1ebfu:<\/p>\n<ul>\n<li>C\u00f4ng tr\u01b0\u1eddng c\u00f3 di\u1ec7n t\u00edch h\u1ea1n ch\u1ebf;<\/li>\n<li>\u0110\u01b0\u1eddng c\u00f4ng v\u1ee5 ho\u1eb7c l\u1ed1i di chuy\u1ec3n h\u1eb9p;<\/li>\n<li>M\u00e1y ph\u1ea3i chuy\u1ec3n v\u1ecb tr\u00ed th\u01b0\u1eddng xuy\u00ean;<\/li>\n<li>S\u1eed d\u1ee5ng \u0111\u1ea7u khoan m\u1ed9t tr\u1ee5c ho\u1eb7c \u0111\u1ea7u khoan \u0111\u00f4i ph\u00f9 h\u1ee3p;<\/li>\n<li>C\u1ea7n k\u1ebft h\u1ee3p nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng n\u1ec1n m\u00f3ng;<\/li>\n<li>Nh\u00e0 th\u1ea7u \u0111\u00e3 c\u00f3 \u0111\u1ed9i ng\u0169 v\u1eadn h\u00e0nh v\u00e0 ph\u1ee5 t\u00f9ng cho m\u00e1y Nh\u1eadt;<\/li>\n<li>\u01afu ti\u00ean m\u1ed9t d\u00f2ng m\u00e1y \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn l\u00e2u n\u0103m.<\/li>\n<\/ul>\n<p>V\u1edbi m\u00e1y DH658 \u0111\u00e3 qua s\u1eed d\u1ee5ng, c\u1ea7n ki\u1ec3m tra k\u1ef9 t\u00ecnh tr\u1ea1ng leader, thanh ch\u1ed1ng, t\u1eddi, c\u00e1p, ch\u00e2n leader, v\u00f2ng quay toa, h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c v\u00e0 k\u1ebft c\u1ea5u khung g\u1ea7m. Tu\u1ed5i \u0111\u1eddi m\u00e1y v\u00e0 l\u1ecbch s\u1eed s\u1eeda ch\u1eefa \u0111\u00f4i khi \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf nhi\u1ec1u h\u01a1n ch\u00eanh l\u1ec7ch th\u00f4ng s\u1ed1 tr\u00ean gi\u1ea5y.<\/p>\n<h3>Kh\u00f4ng n\u00ean l\u1ef1a ch\u1ecdn m\u00e1y ch\u1ec9 d\u1ef1a tr\u00ean m\u1ed9t th\u00f4ng s\u1ed1<\/h3>\n<p>\u0110\u1ec3 x\u00e1c \u0111\u1ecbnh m\u00e1y c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ea7u khoan CDM hay kh\u00f4ng, nh\u00e0 th\u1ea7u c\u1ea7n t\u00ednh t\u1ed5ng th\u1ec3 \u00edt nh\u1ea5t c\u00e1c th\u00f4ng s\u1ed1 sau:<\/p>\n<ol>\n<li>Tr\u1ecdng l\u01b0\u1ee3ng \u0111\u1ea7u truy\u1ec1n \u0111\u1ed9ng;<\/li>\n<li>Tr\u1ecdng l\u01b0\u1ee3ng to\u00e0n b\u1ed9 c\u1ea7n khoan;<\/li>\n<li>Tr\u1ecdng l\u01b0\u1ee3ng m\u0169i khoan v\u00e0 c\u00e1nh tr\u1ed9n;<\/li>\n<li>Chi\u1ec1u s\u00e2u khoan l\u1edbn nh\u1ea5t;<\/li>\n<li>Kho\u1ea3ng c\u00e1ch t\u1eeb t\u00e2m \u0111\u1ea7u khoan t\u1edbi leader;<\/li>\n<li>M\u00f4-men ph\u1ea3n l\u1ef1c l\u1edbn nh\u1ea5t;<\/li>\n<li>L\u1ef1c r\u00fat c\u1ea7n d\u1ef1 ki\u1ebfn;<\/li>\n<li>Chi\u1ec1u cao tr\u1ecdng t\u00e2m c\u1ee7a t\u1ed5 h\u1ee3p;<\/li>\n<li>S\u1ee9c ch\u1ecbu t\u1ea3i v\u00e0 \u0111\u1ed9 b\u1eb1ng ph\u1eb3ng c\u1ee7a m\u1eb7t b\u1eb1ng;<\/li>\n<li>T\u1ea3i tr\u1ecdng cho ph\u00e9p c\u1ee7a leader theo t\u1eebng c\u1ea5u h\u00ecnh.<\/li>\n<\/ol>\n<p>\u0110\u1eb7c bi\u1ec7t, kh\u00f4ng n\u00ean l\u1ea5y l\u1ef1c nh\u1ed5 cho ph\u00e9p l\u00e0m t\u1ea3i l\u00e0m vi\u1ec7c th\u01b0\u1eddng xuy\u00ean. M\u00e1y c\u1ea7n c\u00f3 h\u1ec7 s\u1ed1 d\u1ef1 ph\u00f2ng \u0111\u1ec3 x\u1eed l\u00fd tr\u01b0\u1eddng h\u1ee3p \u0111\u1ea7u khoan b\u1ecb k\u1eb9t, \u0111\u1ea5t b\u00e1m nhi\u1ec1u ho\u1eb7c l\u1ef1c c\u1ea3n t\u0103ng b\u1ea5t th\u01b0\u1eddng.<\/p>\n<p>Hanoi Vietnam c\u00f3 th\u1ec3 ph\u1ed1i h\u1ee3p c\u00f9ng nh\u00e0 th\u1ea7u ki\u1ec3m tra c\u1ea5u h\u00ecnh \u0111\u1ea7u khoan, chi\u1ec1u d\u00e0i c\u1ea7n, t\u1ea3i tr\u1ecdng leader v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u1eb7t b\u1eb1ng tr\u01b0\u1edbc khi l\u1ef1a ch\u1ecdn m\u00e1y. Li\u00ean h\u1ec7 hotline <strong>0906601755<\/strong> \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n c\u1ea5u h\u00ecnh ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u thi c\u00f4ng th\u1ef1c t\u1ebf.<\/p>\n<h3>JU160 \u2013 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho thi c\u00f4ng CDM t\u1ea3i tr\u1ecdng l\u1edbn<\/h3>\n<p>JU160 v\u00e0 DH658-135M \u0111\u1ec1u l\u00e0 nh\u1eefng m\u00e1y c\u01a1 s\u1edf c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i cao. DH658 n\u1ed5i b\u1eadt v\u1edbi k\u1ebft c\u1ea5u ch\u1eafc ch\u1eafn, leader c\u00f3 gi\u1edbi h\u1ea1n m\u00f4-men r\u00f5 r\u00e0ng, kh\u1ea3 n\u0103ng di chuy\u1ec3n linh ho\u1ea1t v\u00e0 m\u1ee9c \u0111\u1ed9 \u0111a d\u1ee5ng cao.<\/p>\n<p>Trong khi \u0111\u00f3, JU160 th\u1ec3 hi\u1ec7n l\u1ee3i th\u1ebf n\u1ed5i b\u1eadt h\u01a1n khi chuy\u00ean thi c\u00f4ng CDM. L\u1ef1c nh\u1ed5 kho\u1ea3ng 700 kN, chi\u1ec1u r\u1ed9ng ngo\u00e0i x\u00edch kho\u1ea3ng 7 m, chi\u1ec1u d\u00e0i ti\u1ebfp \u0111\u1ea5t l\u1edbn v\u00e0 \u00e1p l\u1ef1c n\u1ec1n th\u1ea5p gi\u00fap m\u00e1y \u1ed5n \u0111\u1ecbnh khi l\u1eafp \u0111\u1ea7u khoan \u0111\u00f4i, ba tr\u1ee5c ho\u1eb7c n\u0103m tr\u1ee5c.<\/p>\n<p>V\u1edbi m\u1eb7t b\u1eb1ng r\u1ed9ng v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng thi c\u00f4ng l\u1edbn, JU160 c\u00f3 kh\u1ea3 n\u0103ng gi\u1ea3m rung l\u1eafc leader, h\u1ed7 tr\u1ee3 ki\u1ec3m so\u00e1t \u0111\u1ed9 th\u1eb3ng \u0111\u1ee9ng v\u00e0 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 \u0111\u1ea7u khoan nhi\u1ec1u tr\u1ee5c l\u00e0m vi\u1ec7c \u1ed5n \u0111\u1ecbnh h\u01a1n. DH658 l\u1ea1i ph\u00f9 h\u1ee3p v\u1edbi c\u00f4ng tr\u01b0\u1eddng h\u1eb9p, c\u1ea7n chuy\u1ec3n v\u1ecb tr\u00ed th\u01b0\u1eddng xuy\u00ean ho\u1eb7c c\u1ea7n m\u1ed9t m\u00e1y c\u01a1 s\u1edf \u0111a n\u0103ng cho nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p thi c\u00f4ng.<\/p>\n<p>Kh\u00f4ng c\u00f3 m\u1ed9t model t\u1ed1t nh\u1ea5t cho m\u1ecdi d\u1ef1 \u00e1n. L\u1ef1a ch\u1ecdn \u0111\u00fang ph\u1ea3i d\u1ef1a tr\u00ean \u0111\u1ea7u khoan, b\u1ed9 c\u1ea7n, chi\u1ec1u s\u00e2u, \u0111\u1ecba ch\u1ea5t, s\u1ee9c ch\u1ecbu t\u1ea3i m\u1eb7t b\u1eb1ng v\u00e0 kh\u00f4ng gian v\u1eadn h\u00e0nh.<\/p>\n<p>V\u1edbi kinh nghi\u1ec7m tr\u00ean 15 n\u0103m cung c\u1ea5p v\u00e0 cho thu\u00ea thi\u1ebft b\u1ecb x\u00e2y d\u1ef1ng, Hanoi Vietnam s\u1eb5n s\u00e0ng t\u01b0 v\u1ea5n m\u00e1y c\u01a1 s\u1edf, \u0111\u1ea7u khoan CDM, c\u1ea7n khoan, m\u0169i khoan v\u00e0 tr\u1ea1m tr\u1ed9n \u0111\u1ed3ng b\u1ed9.<\/p>\n<p>Li\u00ean h\u1ec7 hotline 0988601755 \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt v\u00e0 nh\u1eadn b\u00e1o gi\u00e1 ph\u00f9 h\u1ee3p nh\u1ea5t cho c\u00f4ng tr\u00ecnh.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>So s\u00e1nh JU160 v\u00e0 DH658-135M v\u1ec1 l\u1ef1c nh\u1ed5, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, \u00e1p l\u1ef1c n\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c \u0111\u1ec3 l\u1ef1a ch\u1ecdn m\u00e1y CDM ph\u00f9 h\u1ee3p cho t\u1eebng c\u00f4ng tr\u01b0\u1eddng. Trong thi c\u00f4ng c\u1ecdc \u0111\u1ea5t xi m\u0103ng CDM, nhi\u1ec1u nh\u00e0 th\u1ea7u th\u01b0\u1eddng quan t\u00e2m tr\u01b0\u1edbc ti\u00ean \u0111\u1ebfn c\u00f4ng su\u1ea5t \u0111\u1ea7u khoan, s\u1ed1 l\u01b0\u1ee3ng tr\u1ee5c khoan v\u00e0 chi\u1ec1u s\u00e2u thi c\u00f4ng. Tuy nhi\u00ean, m\u00e1y c\u01a1 s\u1edf v\u00e0 h\u1ec7 th\u1ed1ng leader m\u1edbi&#8230;<\/p>\n","protected":false},"author":1,"featured_media":9627,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-9625","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>So s\u00e1nh kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i v\u00e0 l\u00e0m vi\u1ec7c gi\u1eefa m\u00e1y khoan CDM JU160 c\u1ee7a Zhenzhong v\u00e0 m\u00e1y DH658- Nh\u1eadt B\u1ea3n - Hanoi Vietnam Co., Ltd<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mayxaydunghanoi.com\/vi\/so-sanh-kha-nang-chiu-tai-va-lam-viec-giua-may-khoan-cdm-ju160-cua-zhenzhong-va-may-dh658-nhat-ban\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"So s\u00e1nh kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i v\u00e0 l\u00e0m vi\u1ec7c gi\u1eefa m\u00e1y khoan CDM JU160 c\u1ee7a Zhenzhong v\u00e0 m\u00e1y DH658- Nh\u1eadt B\u1ea3n\" \/>\n<meta property=\"og:description\" content=\"So s\u00e1nh JU160 v\u00e0 DH658-135M v\u1ec1 l\u1ef1c nh\u1ed5, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, \u00e1p l\u1ef1c n\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c \u0111\u1ec3 l\u1ef1a ch\u1ecdn m\u00e1y CDM ph\u00f9 h\u1ee3p cho t\u1eebng c\u00f4ng tr\u01b0\u1eddng. Trong thi c\u00f4ng c\u1ecdc \u0111\u1ea5t xi m\u0103ng CDM, nhi\u1ec1u nh\u00e0 th\u1ea7u th\u01b0\u1eddng quan t\u00e2m tr\u01b0\u1edbc ti\u00ean \u0111\u1ebfn c\u00f4ng su\u1ea5t \u0111\u1ea7u khoan, s\u1ed1 l\u01b0\u1ee3ng tr\u1ee5c khoan v\u00e0 chi\u1ec1u s\u00e2u thi c\u00f4ng. 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