Development and Application of Blowout on-off Connector of Big Diameter Deep Well Oil Pump 新型大直径深井抽油泵防喷脱接器研制和应用
In two deep well anode ground beds at tank zone of Yizheng Pump Station, metal oxide is used as an anode material and obtains good results. After floristic analysis, this paper agree that Yangmingshan flora belongs to East-China Province, Holarctic Kingdom. 在仪征泵站罐区的2口深井阳极地床中,采用金属氧化物作为阳极材料,取得了较好的效果。经过分析,本文支持阳明山植物区系隶属于泛北极区的华东植物省。
Application of Deep Well Pump Well-points Dewatering in Treatment of Defective Pile Foundation Increase mud weight and adjust as required as hole conditions dictate. 深井泵井点降水在处理缺陷桩基中的应用根据井眼情况,按要求提高钻井液密度或处理钻井液。
Research on the Teaching Effect of the Attack and Defense Teaching Method to Simplified Traditional Chinese Shadowboxing; In two deep well anode ground beds at tank zone of Yizheng Pump Station, metal oxide is used as an anode material and obtains good results. 攻防含义教学法对简化太极拳教学效果的实验研究在仪征泵站罐区的2口深井阳极地床中,采用金属氧化物作为阳极材料,取得了较好的效果。
The magnetic increase vibration valve adopts the cylinder magnet, insulating magnet stabilizer as the energy storage unet and replaces the fixed valve in original deep well pump, which is connected between deep well pump and screen pipe and operated in step with deep well pump. 磁力振增凡尔采用圆柱磁钢、隔磁扶正套作为储能元件,取代原深井泵固定凡尔,连接在抽油井深井泵和筛管之间,与深井泵同步工作。
Lab test and results analysis of differential pressure compensating deep oil well pump 压差补偿深井抽油泵的实验室试验与结果分析
Heating characteristic analysis of deep well water source heat pump systems 深井水源热泵系统供热特性分析
But for the newly built heating system in the old dwelling house, it may be appropriate using the deep well low temperature water source heat pump unit combining with radiator heating system if the deep well water source was enough. 而对拉萨旧住宅建筑新增供暖系统而言,若有条件提供深井水源的情况下采用深井低温水源热泵机组+散热器供暖系统方案更加合适。
A new-type deep well pump SJB was developed by improving the structure of QJ. Based on the research on SJB, a new hydraulic design-impeller head maximum approach and twisted return guide vane method were proposed. 在改进QJ型深井离心泵结构的基础上,研究提出了一种SJB型新结构深井离心泵及其特殊的水力设计方法,即叶轮的极大扬程设计法和扭曲反导叶法。
Based on introduction of the composition, characteristics and function of the deep well hand pump water supply project, the project's plan, construction and management are described. 在介绍深井手动泵供水工程的组成、特点与作用的基础上,阐述了深井手动泵供水工程规划、建设与管理的主要内容。
The ground water exploit mainly relies on deep well diving pump for drawing water, that is to say, the cost depends primarily on electricity consumption. 地下水开采主要依靠深井潜水泵把水抽到地面,也就是说,供水成本主要取决于用电量。
The application of automatic control valve of deep-well pump in water source region 深井泵自控阀在水源地的应用
Development and Application of Nonlinear Control System and Frequency Converter for Driving Large Capacity Deep Well Pump 大容量深井泵变频调速非线性控制系统的研制
Application of Flexible Trigger in Electric Motor of Deep Well Pump 软启动器在深井泵电动机上的应用
Technical and Economic Analysis of Deep Well Water Source Heat Pump System 深井水源热泵技术经济分析
A new method for calculating plunger stroke loss of deep well pump 一种计算深井泵柱塞冲程的新方法
When a deep well pump falls off, it takes a lot of time and labour to dredge for it as it is very difficult to do so. 深井泵脱落后的打捞,难度大,费时费力,一般单位的财力也难以承受。
A Microprocessor Controller for Energy Saving of the Deep Well Pump 深井泵微电脑节能控制器
Salvaging deep well immersible pump 深井潜水泵的打捞
Calculation Method of Fill Factor in Deep Well Pump 深井泵充满系数的计算方法
It was found that the deep well hand pump is a simple and low-cost water supply technology, and welcomed by local residents in suitable areas. 经调查研究发现,深井手动泵供水工程是一种简易、低造价的供水技术,在我国适宜地区深受欢迎。
Benefit Analysis on Village Deep Well with Manual Water Pump 农村深层手动泵井供水的效益分析
According to the deep well water source heat pump system in an office building in Shenyang, explores by testing the heating characteristics, operating costs, energy consumption and environmental impact of the system in winter. 结合沈阳某高校办公楼的深井水源热泵系统,采用实测的方法,研究了热泵机组的供热特性、系统运行费用、能耗及对环境的影响。
Salvage techniques on deep well pump of length bearing 长轴深井泵的打捞技术
Transformation of Deep Well Pump of Industry and Mining Enterprises 工矿企业深井泵的改造
Gas anchor is one kind of important downhole equipment for deep well pump production system, especially for high gas oil ratio oil wells. The separation efficiency of anchor will effect pump efficiency and well yield directly. 气锚是深井泵采油中重要的配套井下工具,尤其对高气油比油井的生产,其分离效果的好坏将直接影响泵效和油井产量。
To this end, there is an urgent need to address the deep well pump underground direct measurement data. 为此,迫切需要解决深井下数据的直接测量。