对在深井和越深井钻机上推广盘式刹车提出了若干建议。
Suggestions on the application of disc brakes on deep and ultra-deep drilling rigs are put forward.
一旦超深井钻机出现安全问题，造成的人身和财产损失非常严重。
The safety problems of ultra-deep drilling rig will result in very serious personal and property losses.
深井钻机在下钻或下套管作业中，绞车电磁制动一旦失灵可能造成严重事故。
When the drawworks's electromagnetic brake is out of work in drilling or casing operation, serious accident will happen.
特深井钻机的绞车由多台大功率电机通过并车后驱动，保证了钻井过程的功率需求；
The winch of extra deep shaft rig is driven by multiple high power motors that paralleled, which guarantees drilling's power requirement;
通过对钻机新、旧标准，以及具体参数的分析；证实了提高中深井钻机钻深能力是可行的。
After analyzing new and old standards of rigs and detailed parameters, it is proved that improvement on rig drilling ability with middle or deep depth is feasible;
介绍如何提高目前占全国钻机半数以上的中深井钻机（ZJ30 ，ZJ40 ）的钻深能力。
The way to improve rigs drilling ability with middle and deep depth(ZJ30, ZJ40)are introduced in the paper; At presents half of the rigs in china are rigs with middle or deep depth.
超深井钻机的安全评估对有效的预防和减少事故的发生，减少财产损失和人员伤亡等方面有重要的意义。
The safety assessment of ultra-deep drilling rig has important significance for effectively preventing and reduction accidents and reducing casualties and property damage.
超深井钻机配套技术的研究对提高油气田开发的效率，提高钻机的总体经济性等方面都具有极为重大的意义。
The matching technology research of ultra-deep drilling rig is very important to improve the efficiency of oil and gas development and the overall economy of rig.
超深井钻机井架底座在结构形式、构件布局、主体材料的选取等方面均有较高要求，常规的井架、底座主体材料难以满足超深井钻机特定的载荷和工况要求。
There is a high requirement for the derrick substructure of the ultra-deep well in structural form, layout of component parts and main materials.
然而，对液压顶驱的研究，还停留在修井机、和浅井钻机上。国内目前还没有深井和超深井系列的液压顶驱装置。
However, the study in the hydraulic top drive only used in the service machine, poor-boy rig, also there have no research on deep and ultra-deep series of hydraulic top drive unit in China.
然而，对液压顶驱的研究，还停留在修井机、和浅井钻机上。国内目前还没有深井和超深井系列的液压顶驱装置。
However, the study in the hydraulic top drive only used in the service machine, poor-boy rig, also there have no research on deep and ultra-deep series of hydraulic top drive unit in China.
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