The utility model relates to a pump valve of a well drilling mud pump.
本实用新型涉及钻井泥浆泵的泵阀。
Both methods demonstrate some delay lag occurring in pump valve movement.
这两类方法得到的结果均说明泵阀运动存在滞后现象。
Drilling pump valve is one of the most important wearing parts of drilling pump.
泵阀是钻井工作过程的直接组成件，也是钻井泵中最重要的易损件之一。
The modified formula represents much more accurately the actual working condition of the pump valve.
修正后的公式可以比较准确地反映泵阀的实际工作情况。
Computer simulation shows that the system or software can be used to identify pump valve fault accurately.
计算机模拟识别表明，该系统可较为准确地识别出各泵阀的故障。
Based on the analysis on all kinds of load while the pump valve is working, we establish the corresponding mechanical model.
对泵阀工作时的各种载荷进行了分析，建立了相应的力学模型。
Test shows that the service life of the drill pump valve and liner after carburizing and vanadiumizing are greatly extended.
试验表明，钻井泵泵阀和缸套经增碳-钒化处理后其使用寿命显著延长。
The pump valve has a structure of semi-spheric plunger with guide rod, and its seat and ball are aligned by means of a spring, and it is opened and closed in time.
泵阀件采用带导向杆的半球形柱塞结构，弹簧制动，精确控制阀球与阀座对中，启闭动作及时。
The accuracy of traditional spectrum analysis for the diagnosis of reciprocating pump valve is not satisfied for the interference of the noise and the vibration of the adjacent parts.
往复泵泵阀振动信号的常规频谱分析，由于故障特征信息往往被淹没于强大的噪声以及相邻部件的干扰而使诊断精度大打折扣。
The movement of valve of the oil well pump has not been researched perfectly in theory, and the mathematical models used to describing the movement of the oil pump valve are too simple.
目前抽油泵泵阀运动规律的理论研究还很不完善，所采用的数学模型也过于简单。
Based on the failure analysis of the fracturing pump valve chamber, a model for calculating its reliability under three-dimensional stress is established, and a computing program is worked out.
基于压裂泵阀箱的失效分析，建立了在三向应力作用下计算阀箱可靠性的模型，设计了计算程序。
Zhejiang Kaicheng Pump Valve industry please leave a message, we will make a reply within 24 hours.
浙江凯程泵阀请您留言，我们将在24小时内进行回复。
Pump valve spring fracture is another common typical fault of emulsion pump with high pressure and large discharge which reduces the volumetric efficiency of emulsion pump greatly.
泵阀弹簧断裂是高压大流量乳化液泵的另一种常见典型故障，极大地影响了乳化液泵的容积效率。
The measurement and control system of pump-valve testing station is mainly composed of data acquisition, processing system and automatic control system.
泵阀试验台测控系统主要由试验台的数据采集处理系统和自动控制系统两部分组成。
Automobile Components, Railway Castings, Compressors Components, Components of Pump, Valve and Pipe, Construction Machinery Parts, Agricultural Machinery Parts, Aerial Platform Parts etc.
汽车零部件、铁路件、压缩机类铸件、泵阀管类铸件、工程机械部件、农用机械部件、高空平台升降机部件等。
Magnetic fluid seal is wildly used in pump, valve and kettle of the petroleum and chemical industry because of its low wear and long life.
磁流体密封技术具有无磨损、使用寿命长及适用于静动密封的特点，正被广泛应用于石油化工的泵、阀、釜及压缩机等领域。
Wine pump, self suction pump, axial flow pump, starch pump, high temperature concentrated slurry pump, detachable piping pump, valve fittings etc.
酒泵，自吸泵，轴流泵，淀粉泵，高温浓浆泵，便拆式管道泵，泵阀配件等。
The main products are Various parts of Electric Motor, Generator, Pump, Valve and Engineering machines.
主要产品为各种电机、发电机、泵、阀以及工程机械的零部件。
The noise of 4110Q diesel engine and its oil pan, flywheel cover, oil pump, valve chamber has been studied by the analysis system of B&K3560 in the normal Semi-anechoic chamber.
在标准半消声室，用B&K3560噪声测量分析系统对4110Q柴油机整机和油底壳、飞轮壳、喷油泵、摇臂罩等零部件的噪声进行了台架试验研究。
The noise of 4110Q diesel engine and its oil pan, flywheel cover, oil pump, valve chamber has been studied by the analysis system of B&K3560 in the normal Semi-anechoic chamber.
在标准半消声室，用B&K3560噪声测量分析系统对4110Q柴油机整机和油底壳、飞轮壳、喷油泵、摇臂罩等零部件的噪声进行了台架试验研究。
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