Rongli Mud pump belongs to the modern triplex single acting reciprocating pump.

荣利泥浆泵为三缸单作用往复泵。

Reciprocating pump discharge pipe must be before the start of the valve to open.

往复泵启动前必须将排出管路中的阀门打开。

A reciprocating pump (10) for pumping seawater or other fluid under high-pressure.

一种用于在高压下抽吸海水或其他流体的往复泵(10)。

This article studies the method of bearing trouble-shooting of reciprocating pump based on BP net work.

研究了基于BP网络的往复泵轴承故障诊断方法。

Study Mechanism research of the phenomenon, of hydraulic shock in hydraulic driving reciprocating pump.

对液压驱动往复泵冲击现象进行了机理研究。

The invention relates to a reciprocating pump and aims to provide a simplified hydraulic reciprocating diaphragm pump.

本发明涉及往复式泵，旨在提供一种结构简化的液压隔膜往复泵。

The hydraulic profile control and water shutoff pump is a hydraulic driven reciprocating pump with double cylinders and single action.

液压调剖堵水泵是一种液压驱动的双缸单作用往复泵。

A data study of the efficiency of pipeline system used for reciprocating pump water flooding in oil field was done through experiment.

概述了用实验方法对油田注水管网系统中的管网进行现场数据测试和模拟流程数据测试。

The actual flow reciprocating pump flow rate than theory, and with the increased pressure head decreases, which is due to leakage caused.

往复泵的实际流量比理论流量小，且随着压头的增高而减小，这是因为漏失所致。

Reciprocating pump flow and pressure head has nothing to do with the pump cylinder size, and the reciprocating frequency of the piston stroke.

往复泵的流量与压头无关，与泵缸尺寸、活塞冲程及往复次数有关。

Positive displacement pump including reciprocating pump, gear pump and screw pump, centrifugal pumps and axial flow pump belong to pump power.

容积式泵包括往复泵、螺杆泵和齿轮泵等，离心泵和轴流泵等则属于动力式泵。

The hydraulic-driven reciprocating pump power was studied, including system design and the design of overall dynamic side of the hydraulic system.

对液压驱动往复泵动力端进行了设计，主要包括：系统总体方案设计和动力端液压系统的设计。

A new calculating formula of the effective power of the reciprocating pump of multiphase flow is set up by the cyclic indicating figure of the pump.

根据往复泵的循环指示图建立了计算多相流往复泵有效功率的新方法。

According to the requirement of the technology, a new type of reciprocating pump with cam-drive mechanism resulting in the constant flow was designed.

针对注聚合物驱油的工艺要求，研制了新型凸轮机构恒流量往复泵。

On this background, an optimization method for stroke frequency of submersible reciprocating pump based on submergence depth forecasting was presented.

在这一背景下，提出一种基于沉没度预测的潜油往复泵冲次优化方法。

The paper introduce some new reciprocating pumps, analyze their pros and cons, and a conception of a new linear motor-driven reciprocating pump is proposed.

本文主要介绍了几种新型往复泵，分析了各种泵的优缺点，并提出了一种直线电机往复泵的构想。

The extracting fault features approach based on high-order spectral for pump valves of reciprocating pump was investigated, especially third order spectral analysis.

研究了基于高阶谱（主要是三阶谱）和主元分析的故障特征提取方法。

The paper introduces the high efficient and practical CAD system of three-plunger reciprocating pump about its developing process of general design module with VB6.0.

介绍了运用VB 6.0开发出的高效实用的三柱塞往复泵CAD系统软件的总体设计模块开发过程。

Reciprocating pumps convert rotary motion to linear motion. Pump speed in RPM determines the pumps output volume for any given combination of cylinder bore and piston stroke.

循环泵将曲轴旋转运动转化为柱塞的直线运动。泵速转每分钟决定了任何气缸和活塞组合的排泵量。

With a view to time_varying characteristic of the vibration signal measured on triplex reciprocating pump, an approach on the waveform feature extraction which reflects th...

针对三缸往复泵测量信号非平稳时变特点，研究了用小波消噪方法提取反映往复泵动力端状态的振动波形特征。

The experimental results have proved that BP network can efficiently diagnose and distinguish the multi-faults of bearing in reciprocating pump, and the successful rate is high.

试验结果表明，利用BP网络可以有效地诊断与识别往复泵轴承多故障模式，并且具有很高的成功率。

From the viewpoint of the systems, we establish dynamics model based on the hydraulic reciprocating pump based on control of rotary valve to drive triplex reciprocating pump end.

从系统的观点出发，建立了基于转阀控制的液压三缸往复泵的系统动力学模型。

The calculating formulas for the power of single stroke, utilization efficiency of energy and frequency of strokes are derived from the energy equation of the reciprocating pump.

并根据往复泵的能量方程推导了液动冲击器的单次冲击功、能量利用率和冲击频率的计算公式，并利用实测数据进行了验证。

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。

This paper establishes a fluid dynamic equation for a reciprocating pump-piping hydraulic system with the transfer matrix method and deduces all the transfer matrixes of the subsystems.

本文用传递矩阵的方法建立了描述往复泵—管路液力系统流体动力特性方程，井导出了各子系统的传递矩阵。

The application of bi - screw pump (instead of former steam reciprocating pump) in the spray wax deoiling unit shows that such pump runs reliably and good economic benefit is also gained.

喷雾蜡脱油装置采用双螺杆泵(代替原来蒸汽往复泵)输送喷雾蜡膏油的情况表明，双螺杆泵运行可靠，不易抽空，经济效益良好。

The performance curves directly reflect the running status of reciprocating pump and its features; the traditional drawing method has the characteristics, a great deal of work and low efficiency.

性能曲线可直观地反映往复泵运行工况及其特性，传统的绘制方法工作量大，且效率低。

Can be used in ship industry, cold water treatment, sea water and cold oil, Low pressure valves, rotating equipment, and reciprocating pump hydraulic squeeze machine, the ship propeller equipments.

可应用于船舶行业、冷水处理、海水及冷油上；低压阀门，旋转设备，及往复泵液压榨机，轮船螺旋桨等设备。