孔板流量计

差压式孔板流量计的误差来源与控制对策

Error source and control measures of pressure differential orifice meter

伸缩式气体孔板流量计

Bellows-type gas or orifice meter

ZKL智能孔板流量计的误差分析和估算

ZKL Intelligent Orifice-plate Flowmeter & Error Analysis and Estimation

与孔板流量计和罗茨流量计相比，在流速大于5m／s时涡街流量计的准确度较高，并具有测量范围宽，安装、维修方便，清洗、维护费用低等特点。

The practice proves that this flowing meter has high accuracy , wide limite of measurement , convenient maintenance , and low maintenance cost , etc , compared with hole-plate flowing meter and Roots flowing meter .

本文设计了基于德州仪器公司生产的超低功耗16位单片机MSP430的孔板流量计，完成了相关软硬件的设计工作，实现了基本功能，达到了预期的目的。

Based on the extremely low power dissipation 16-bit MCU produced in Texas Instruments Incorporated , the orifice plate flowmeter was designed in this thesis . Related software and hardware work were completed to realize the basic function .

本文主要分析了ZKL智能孔板流量计测量流量时影响测量精度的主要因素。

An analysis is made in the paper of the factors affecting the accuracy of the ZKL intelligent orifice plate flowmeter in flow measurement .

气提泵中标准孔板流量计特征

The Characteristics of Standard Orifice Flow Meters in an Airlift Pump

煤气输送管道中脉动流对孔板流量计的影响

The Effects of Pulsed Flow on Orifice Flowmeter in Gas Transportation Pipelines

重点介绍了内锥流量计的各项特性与技术指标，并与标准孔板流量计作了比对，说明内锥流量计优于标准孔板。

Various characteristics and specifications of inner flowmeter are described in detail .

孔板流量计在设计应用中的若干问题

Problems in the Design and Application of Orifice Plate Flowmeter

影响煤气孔板流量计精确度的因素及对策

Factors Affecting the Precision of Gas Orifice Plate Flowmeter & Remedial Measures

用孔板流量计测量脉动气流

Study of influence on orifice flowmeters in pulsatile flow conditions

孔板流量计扩大范围度的一种方法

A Method of Expanding the Measuring Range of Orifice Flowmeter

孔板流量计自动计量模式的最佳选择

Optical choice of automatic measuring modes for orifice flow meters

一种提高标准孔板流量计计量精度的方法

A method of raising the Precision for standard hole - board flowmeter

孔板流量计计量存在的问题及措施

Problems and Measures in the Measurement of the Orifice-plate Flowmeter

指出了孔板流量计在使用中存在的问题；

Some problems of the orifice flowmeter in use is pointed out .

孔板流量计计算系统软件的设计及实现

The Orifice Flowmeter Calculation System of Software Design and Implementation

孔板流量计提高测量精度及范围度的探讨

Discussion on Improving Measuring Accuracy and Range of Orifice Flowmeter

气体超声流量计与孔板流量计在天然气工业中应用的比较

The Application and Comparison of Gas Supersonic Flow Meter and Orifice-Plate Flowmeter

目前孔板流量计仍然在天然气计量中占主导地位。

Orifice flow meters still occupy the leading position in gas measurement now .

如何提高孔板流量计的计量精度

How to Improve the Measuring Accuracy of Orifice Flowmeter

超声波流量计与孔板流量计的比较

Comparison between the Ultrasonic Flowmeter and the Orifice-Plate Flowmeter

高速流的压头损失较小，是具有一定实用价值的新型孔板流量计。

It is a new type of orifice flowmeter which has practical value .

内藏孔板流量计的研究

Study on the flowmeter with orifice mounted inside

过氧化氢/煤油发动机试验中压差式孔板流量计的设计

Design and application of differential pressure orifice flowmeter in H_2O_2 / kerosene engine test

天然气脉动流对孔板流量计测量精度的影响

The Effect of Pulsating Flow in Natural Gas on Measurement Precision of Orifice Meter

计算不可压缩流体流径孔板流量计永久压强降的半理论公式

Calculation of Incompressible Fluids through Orifice Meter in Half Theory Expression of Permanent Head Losses

可逆式孔板流量计和可变式孔板流量计

Reversible Orifice Flowmeter and Changing Orifice Flowmeter

新型智能孔板流量计在天然气测量中的应用

Intelligent orifice flowmeter in natural gas measurement