The change of hydraulic moment on blades is closely related with pump characteristics, which should arouse the attention of pump designers.
叶片水力矩的变化与泵性能参数的变化密切相关，应引起泵设计人员的充分重视。
Analyses the influence of pump characteristics and pipeline characteristics on flow increment in parallel, and points out that insufficient flow increment could cause pumps to overload.
分析了泵的特性和管路特性对水泵并联运行流量增量的影响，指出流量增量过小可能导致水泵超载，分析了水泵并联系统设计和运行管理中应注意的问。
Aimed at pump system, this article investigates the transient characteristics and the influencing factors of the whole system by means of experiment and numerical calculation.
本文以泵系统为研究对象，通过实验和计算的方法研究阀调节引起的全系统的瞬变特性及影响因素。
The moving characteristics and principles were found through computing. It provided the theory foundation for improving the structure and working principal of the 7NB mud pump.
通过计算找到了7NB泥浆泵的运动规律、运动特点，为进一步改进7NB泥浆泵的结构和工作性能提供了理论依据。
Mechanical seal with tungsten carbide hard wear-resistant, with durable, wear-resistant characteristics, can pump more than 8000 hours of continuous operation safe.
机械密封采用硬质耐磨碳化钨，具有耐用、耐磨等特点，可以使泵安全连续运行8000小时以上。
The characteristics of centrifugal pump unit given by pump specimen are obtained by testing with water.
泵样本上给出的离心泵组的特性都是用水试验得出的。
The chosen of material, property characteristics, structural form, property testing and its application used in vertical axial and mixed-flow pump are introduced.
文中介绍了立式混流、轴流泵用陶瓷轴承的材料选择、性能特点、设计结构形式、性能试验及其具体应用实践。
To optimize the design of pump-turbine runner, we should understand the flow characteristics of the pump turbine, including the runner.
要优化水泵水轮机转轮设计，应了解包括转轮在内的水泵水轮机全流道的流动特性。
It should be noted that the rate of gas engine heat pump is limited regulation, and can not be any regulation, which is the work of the engine and compressor characteristics.
需要指出的是，燃气机热泵的速度调节是有限制的，并不能任意调节，这与发动机和压缩机的工作特性有关。
Some characteristics of performance characters of centrifugal slurry pump and vortex pump were also discovered at the same time.
并揭示了离心式渣浆泵和旋流泵性能上的一些特点。
It can save four sets of characteristics of the rotor pump parameters, parameter online conversion, regulation and choice.
它可以保存四组转子泵的工作特性参数，可以在线进行参数转换，调节和选择。
The essential theory, Raman gain spectrum, gain characteristics, the configuration and pump sources of the FRA are analyzed.
研究FRA的基本原理，喇曼增益谱，增益特性和结构模型，介绍FRA的泵浦源；
It covers the main pump types describes performance characteristics and factors and provides a quick look at how horsepower requirements are calculated.
涉及了主要的泵的类型，描述了性能参数以及影响因素，并提供了如何计算输入功率的简单示例。
In order to improve the efficiency of the piezoelectric pump and optimize its structure, the dynamic characteristics of the piezoelectric actuator were explored.
为了提高压电泵的效率、优化压电泵的结构，对泵用压电振子的动态特性进行了研究。
The process flow, design parameters and characteristics of intake works of water-source heat pump for air-conditioning system in Wenchang Mansion in Liuzhou City were introduced.
介绍了柳州市文昌综合楼空调系统水源热泵取水工程的工艺流程、设计参数及特点。
Intake channel and forebay of pumping station is an important component part of the pumping station. The hydraulic characteristics of inlet have the effects on pump performance.
泵站引河前池是泵站的一个重要的组成部分，泵站进水口水力特性会影响水泵性能的有效发挥。
A new double action oil well pump, which has been progressed field experiment, is discussed on its structure, principle and characteristics here.
对一种新型双作用抽油泵的结构、工作原理、技术特点进行了研制并进行了现场试验。
This dissertation has analyzed the full-load speed characteristics of the diesel engine, some load tempo characteristics and characteristics of variable pump at first.
本文首先分析了发动机的全负荷速度特性、部分负荷特性和变量泵在不同的工况下的效率特点。
How to optimum design and to increase the efficiency of the pump system based on the characteristics is an extremely important work for the Project.
如何根据东线工程泵站的特点，优化进出水流道的水力设计、提高水泵装置的效率，是东线工程泵站建设中一项极其重要的工作。
According to the physical features and the flow characteristics, the design method for semi-opened low-consistency pulp pump is introduced.
根据低浓度纸浆的物理特点和流动特性，提出了低浓度纸浆泵的设计方法。
The principle and characteristics of heat pump, and heat pump technique in the processing of dehydrated vegetable were introduced.
介绍了热泵干燥的原理、特点以及在脱水蔬菜加工中的应用。
This article will discuss the design of compensating groove in external gear pump by analyzing the gearing characteristics.
该文主要通过分析齿轮的啮合特点来探讨啮合齿轮泵卸荷槽的设计。
Therefore to understand a single pump or more transmission characteristics of the noise, heat pump unit base to explore ways to control noise, has a practical significance in general.
因此了解单台或多台热泵的噪声传播特性，探讨热泵机组群噪声防治的方法，具有一定的普遍现实意义。
Analyzed the mechanical characteristics of semi-lean solution pump and crippling cause of axle bearing, some relative measures were given.
针对断轴特征，通过对半贫液泵进行综合分析，找出其断轴原因，并制定出解决断轴的对策。
According to the flow's characteristics of a slurry pump for large particle, its corresponding hydraulic structure and design principle are analyzed and approached.
结合大粒度渣浆泵的液流特点，分析和探讨了其相应的水力结构和设计原则。
This paper analytical the pumps type and characteristics, put forward the best project according to pump station work property, structure, set number of water pump.
文章通过对水泵的类型及特点的比较分析，提出应根据泵站工作性质对水泵的类型、结构、台数进行综合考虑选出最佳方案。
The prominent characteristics of gear pump in application to flow metering and fluid transportation were introduced in this article.
介绍了齿轮泵用于流量计量和流体输送时所具有的突出特点。
The characteristics and procedure of condensate recovery device of heat pump type were introduced, and applied to condensate recovery from dyeing and printing plant.
介绍了热泵式凝结水回收装置和锅炉排污闪蒸汽回收成套装置的特点和流程，可分别用于印染厂凝结水回用。
This paper presented the working principle and structure of the double-action vane pump, analyzed its mechanism of variable displacement and characteristics of energy saving.
本文介绍了双作用叶片式二次元件的结构和工作原理，分析了其节能原理和特点。
This paper presented the working principle and structure of the double-action vane pump, analyzed its mechanism of variable displacement and characteristics of energy saving.
本文介绍了双作用叶片式二次元件的结构和工作原理，分析了其节能原理和特点。
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