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- selective pumping set 选择性抽气机组
- The AFE can improve the performance of a frecuency converter, increase the efficiency of an oil pumping set and save energy.The significance of its application is also described. 详细阐述了AFE技术改善变频器性能，提高抽油机效率，节约电能以及推广应用的现实意义。
- The timing pump is a positive displacement pump set to ensure that product flows through the entire system at a predetermined and acceptable rate. 这种调速泵是一个容积式泵,用来确保产品以确定的可接受的速率流过整个设备。
- Based on the discussion of programmable logic controller and HMI touch panel technology,a kind of local control unit for pumping set based on PLC and HMI was put forward in this paper. 在讨论可编程控制器和触摸屏技术的基础上,提出了一种基于PLC和HMI的泵站机组现地控制单元。
- For the work station accepting calibration of flowmeter, usually liquid storage tank and pump set are required to generate fluid flow at different rate. 对于接受流量计送检的工作站，通常需设置储液罐与泵组，来产生不同流量的液流。
- Mainly consists of pumps and floating etc, spewing described by the shell and pumping set in the shell of the lumen, motor and motor shell lumen formed a gap between the flow. 主要由带浮体的电泵和喷涌器等组成，所述电泵由壳体和设置在壳体内腔的电机组成，电机和壳体内腔之间有同隙形成流道。
- Determination of pump setting depth and selection of suction parameters are key to rod pumping. 有杆泵采油时,泵挂深度的确定和抽吸参数的优选始终被人们所关注。
- The method incorporates the use of an SKF hydraulic nut fitted with a dial indicator, and a specially calibrated digital gauge mounted on a selected pump (fig). 该方法采用配有千分表的SKF液压螺母,以及安装在特选油泵上的经特别校准的数字式计量表图18)。
- To meet the needs of transporting more oil in Ansai-Yan'an oil pipeline, the centrifugal pump sets used in the pumping stations along the line need to be modified. 针对安延线输送能力不能满足实际生产需要的状况,提出了对安延线各站输油泵进行技术改造的方案。
- The ranges of rational submergence depth and pump setting depth are presented for Fuyang reservoir of Xinli oilfield. 并得出了新立油田扶杨油藏合理沉没度和合理下泵深度的范围。
- It can increase work efficiency,protract the lifetime of vacumm pump sets,and economize manpower and material resources. 这种工艺会大大提高处理效率,有效延长真空泵机组的使用寿命,也会大大节省人力物力。
- Therefore, the paper presents an solution that employ carbon fibre coiled rod to deepen pump setting depth so that improving pum... 该油田10口油井应用了碳纤维连续抽油杆;其中6口老井的应用情况表明;泵挂得到了加深;抽油机悬点载荷平均下降47.;5%25;电机电流平均减少34%25;累计增油6324t。
- The lift of the selected pump should match the net lift of pump station, and the flow rate should be increased to ensure that the pump installation shall run at BEP. Thus a new pump selection method of lift keep and flow rate increase is advanced. 为保证泵装置运行在高效率点 ,所选用泵的扬程应与泵站净扬程相当 ,而流量必须加大 ,据此提出泵的等扬程加大流量选型方法
- She helped to select a dress for Ruth. 她帮着给露丝选了一件衣裳。
- efficiency of water-delivery pump set 送水泵机组综合效率
- She is selective in the dresses she wears. 她对于自己穿的衣服精挑细选。
- Blood is pumping out of his belly like a fountain. 血像喷泉似地从他的腹部涌出。
- If use SK series water ring vacuum pump or ZSWJ series hydraulic inject vacuum pump sets, condensator can not be used and the investment could be saved. 如采用SK系列水环真空泵或ZSWJ系列水力喷射真空泵机组，可不用冷凝器，节省能源投资。
- Blood was pumping out of his belly like a fountain. 血像喷泉似地从他的腹部涌出。
- She only stays at select hotels. 她只住一流旅馆。
