瞬时流量

液压变压器的瞬时流量仿真分析表明高流量脉动是其产生高噪声的主要原因。

The simulations of instantaneous flow rate show that the high noise level is caused by the high flow ripple .

对比分析结果显示，变系数二阶流体和幂律流体在速度分布和瞬时流量分布上都有较大的差异；

The results show that , the velocity and instantaneous flow rate distribution of second order fluid with variable coefficients differ greatly from the ones of the power-law fluid ;

下位机PLC主要完成模拟量的闭环PID控制，实现粉体物料的定量给料控制，此外，还包括瞬时流量、累计流量计算等，PLC控制程序利用梯形图编程编写。

The control program of PLC mainly realizes PID control of analog quantity . Besides , it covers instantaneous flow , material flow accumulative total , etc. PLC control program is designed by ladder figure programmable software .

选用非易失性数据存储器保证掉电后系统重要参数不丢失。12位数码管可同时显示瞬时流量值、累计流量值、流量设定值、PID参数等多项参数值。

Selection of non-volatile data storage system after brownout guarantee an important parameter not lost.12 digital control can be shown instantaneous flow value of cumulative flows , flow settings , such as PID parameters of a number of parameters .

以部分水解聚丙烯酰胺（HPAM）水溶液为例，对这种流量分布进行了数值计算，绘制了瞬时流量分布曲线。

As to the aqueous solution of partially hydrolyzed polyacrylamides ( HPAM ), the instantaneous flow rate distribution is calculated , and the distribution curves are plotted .

运用有限元软件CFX分析了无阀泵的动态工作过程及无阀泵的瞬时流量、累积流量随驱动幅值和驱动频率等参数的变化规律。

The dynamic working process of valve-less micropumps and the variation rule of mass flow and accumulative mass flow under different amplitude and frequencies are analyzed with CFX .

准定常流法是测定瞬时流量常用的方法，但其应用受相似准则Strouhal数的限制，Strouhal数应甚小。

The quasi steady flow method is applied widely for measuring the instantaneous flowrate , but its application is restricted by the similarity criterion Strouhal number which should be very small .

CAC常用的流量模型有五种，但是这五种模型在流量描述和计算复杂度上互有利弊，缺少一种计算上相对简单同时又能描述动态流量分布的瞬时流量模型。

There were five commonly used traffic models for CAC . They had different benefits and disadvantage each . However , there is a lack of such a traffic model which can describe the dynamic network traffic and has relatively simple calculation complexity .

皮带秤系统的称重原理主要包括瞬时流量和累计流量的计算方法。

Computation method for instantaneous flux and accumulated flux are given .

高压叶片泵瞬时流量分析综述：无声放电臭氧发生器的研究进展

Investigation of the Instantaneous Discharge Flow in High Pressure Vane Pump

低脉动齿轮泵瞬时流量特性研究

Flow Characteristic Simulation of Multi-wheel Gear Pump With the Low Pulsation

一种增强的ON/OFF瞬时流量模型及其仿真

Enhanced ON / OFF Dynamic Traffic Model and its Simulation

滚柱泵的设计参数及容积和瞬时流量分析

Analysis of Design Parmeters , Volume , and Instantaneous Flow of Roller-pumps

齿轮泵瞬时流量分析及改善措施

The Analysis and Improvement of the Instantaneous Flow on Gear Wheel Pump

智能化瞬时流量油耗仪的研制流量工程技术

Research and Design of an Intelligent Oil Consumption Meter of Instantaneous Flow

准定常流法测量内燃机脉动进气的瞬时流量

Measurement of Intake Flowrate of ICE with Quasi-steady Flow Method

变量双作用叶片泵瞬时流量研究

Research for Instantaneous Flow on the Variable Displacement of Double-action Vane Pump

同时对泵的瞬时流量进行了仿真。

Finally the simulation of discharge flow in vane pump was made .

油液中气穴含量对高压叶片泵瞬时流量影响的分析

Influence of Airlock in Oil about Discharge Flow in High-pressure Vane Pump

单作用叶片泵瞬时流量的分析与计算

Analysis and Calculation for Instantaneous Flow on Single-Acting Vane Pump

用绝对值电路输出正极性瞬时流量信号。

The positive instantaneous flow signal were transmited by absolute value circuit .

双作用式变量叶片泵瞬时流量特性的分析

Analysis of Instantaneous Flow Rate of Double-Acting Variable Vane Pump

改进的单片机瞬时流量测量方法

A micro - controller method for instantaneous flow measurement

流量积算式仪瞬时流量测量结果不确定度评定

Evaluation of Uncertainty of Measurement Result for Flow Totalizer Formula Instrument Instantaneous Flow

准定常流法测定瞬时流量的判据研究

Study on the Criterion for Measuring the Instantaneous Flowrate with the Quasi-steady Flow Method

同时对瞬时流量及其累计流量的计算方法进行了分析。

At the same time on the instantaneous flow and the method of calculating cumulative flows were analyzed .

对海水泵的性能进行了分析，得到该泵的瞬时流量曲线和脉动曲线。

The performance of the sea water pump were analyzed and get the instantaneous flow curves and flow pulse curves .

通过瞬时流量积分求得的平均流量与用层流流量计实测的平均流量相比，得到了相一致的结果，这说明用层流流量计藉准定常流法测定瞬时流量是有效的。

It is verified that the method of quasi steady flow using the laminar flowmeter is effective in measuring instantaneous flowrate .

运用流量计系数修正瞬时流量与累积流量误差，能显著提高管道泄漏检测定位精度。

Revising the error between transient flow and integrated flow with flow coefficient can increase positioning accuracy in pipeline leakage detection evidently .

本仪表通过测量皮带载荷及皮带速度来计量物料的瞬时流量，并通过控制皮带速度来调节瞬时流量。

It measures the belt loading and belt speed and calculates the material flowrate which it controls by varying the belt speed .