DQ20Y1液压顶部驱动钻井装置

DQ20Y1 Hydraulic Top Drive Drilling System

顶部驱动钻井装置是动力从钻具的顶部直接驱动钻具进行旋转钻进的装置,具有较强的自动化工作能力和较高的作业效率,是欠平衡钻井、套管钻井、大斜度钻井、水平钻井等多种钻井工艺重要的支持装备。DQ20Y1液压顶部驱动钻井装置设计理念先进,实现了顶驱产品的小型化,配套建立了试验的方法及实验设备,达到闭式液压传动与电液扭矩限定精确控制水平,液压系统及液力传动系统的散热效果较好。产品符合API及国内行业相关标准,经性能测试主要性能参数达到国际先进水平,经工业试验和生产应用,特别适合于中浅井钻机或修井机配套使用。装置设计钩载1350kN(150t),额定扭矩25kN.m,卸扣扭矩55kN.m(最大值),背钳夹持范围为φ73.025～φ127mm钻杆,转速为0～160r/min,IBOP工作压力为35 MPa,主体重量为5t。该装置是目前国内唯一定型生产的2000m顶驱装置。

Top drive drilling system(TDDS) is a unit that drives drill string from its top for rotating drilling.With a strong automatic working capacity,it can obviously improve operational efficiency.It is an important supporting equipment for a number of drilling processes,such as under-balanced drilling,casing drilling,high-inclination drilling,and horizontal drilling.DQ20Y1 hydraulic TDDS is advanced in design conception and brings about minimization of top drive product.With the systematic testing methods and equipment developed,it can accurately control closed hydraulic transmission and electric-liquid torque limitation with the hydraulic system and hydraulic transmission system desirably radiated.The product conforms to API standards and related domestic industrial standards.The results from performance test and field application indicate that the product is particularly applicable to drilling rigs or workover rigs of medium and shallow wells.This unit is designed to be 1350kN(150t) for hook load,25kN·m for rated torque and 55kN·m(Max.) for shackle torque.The back clamps can hold drilling rods of f 73.025mm to f 127mm.The rotating speed is 0-160r/min while the working pressure for IBOP is 35MPa.The weight of the main body is five tons.This unit is the sole 2000-meter TDDS manufactured on a standardized basis in China at the present time.