目的：检测差压安全阀的工作性能。
Purpose: To test operation of pressure differential relief valve.
将这个读数记录为安全阀的开启差压。
Record this as the opening differential pressure of the relief valve.
注意：重要的是，差压计的指针要慢慢下降。
Note: it is important that the differential gauge needle drops slowly.
本文提出高响应型电容式差压变送器的设计方法。
In this paper, the design of high response capacitance differential pressure transmitter is introduced.
研究了差压波动信号与两相流系统参数之间的关系。
Relations between differential pressure signal and two-phase flow parameters are studied in the dissertation.
介绍了差压式截止止回阀的结构、性能和设计要点。
To introduce the structure, performance and design of the differential stop check valve.
差压式变送器是电厂常用的一种十分重要的测量元件。
The differential pressure water level transducer is an important measuring element commonly used in power plant.
天然气计量现在仍以差压式流量计中的孔板流量计为主。
The metering of natural gas still presently depends on orifice flowmeter, one of differential pressure flowmeters.
KY系列压力、差压、液位传感器、变送器及配套仪表。
KY series Pressure, Diffeerential Pressure, Liquid Level transducers, transmitters and matched instruments.
对利用差压原理进行质量流量测量的方法进行实验研究。
Experiments were carried out to the research on mass flow rate measurement using vortex flowmeter.
用基于差压原理的传感器来测量高温烟气流速有许多缺点。
There are many defects in measuring the velocity of high temperature flue gas with the pressure-drop sensors.
本课题第一部分的任务是设计一种差压式流量计的差压发生器。
In this thesis, the first part is to design a differential pressure (DP) flowmeter.
在现有模型基础上，重点对制粉过程和过热器差压特性进行分析。
On the basic of existing model the pulverizing process and the characteristic of superheater differential pressure were analyzed.
介绍了用差压环流法测量变压器差动保护相位的理论依据及方法。
This paper introduces theoretical basis and method of measuring transformer differential protection phase by transformer differential circulating current method.
在这种情况下，应使用流量孔板或配有差压变送器的其它差压元件。
In these cases orifice plates or other differential pressure producing elements with differential pressure transmitters shall be considered.
本文利用差压波动信号对水平管气液两相流流型辨识问题进行了研究。
Flow regime identification in horizontal gas- liquid two- phase flow using differential pressure signal is investigated in this paper.
采用差压变送器直接测量流量，输出电流与被测流量将是非线性关系。
By using transducers of differential pressure to measure flux directly, the relation between current output and measured flux will be nonlinear.
分析毛细管差压变送器损坏的原因，并提出解决措施，实施后效果显著。
Analyzes reason of damage of capillary differential pressure transmitter, puts forward solving measures to achieve outstanding result.
另外，还可选择双向差压传感器，从而测量气流双方向流动时的正负流量。
In addition, two-way differential pressure sensor can measure plus-minus flow when air flow in both directions.
差压计锻件可以采用普通开式模锻成形和可分凹模多向闭塞精密模锻成形。
The differential gauge forging can be made by general open die or horizontal split precision closed die.
简要介绍使用差压式流量传感器进行一般气体流量测量时的温压补偿方法；
It introduces briefly the method of the general gas flow measurement with the temperature and pressure compensation by the flow meter of pressure difference.
这种数值计算方法为实际工程苹果差压预冷系统的优化设计提供了理论依据。
The numerical simulation method would provide theoretical basis for optimum design for the pressure cooling system of apple in practical projects.
尤其对由于差压保护动作，导致投运失败的原因和处理方法作了详细的介绍。
Especially on the failure causes due to voltage differential relay protection, reason and treatment methods leading to operation failure are introduce in detail.
采用水柱校正法对差压传感器的零点及线性特性进行校正以保证高精度的差压数据。
The zero and linearity characteristic of differential pressure transducer is corrected with method of water column correction to ensure higher precision differential pressure data.
本文着重分析计算了扩散硅差压测量系统的测量原理、理论计算、设计与误差分析。
A measurement principle, theoretical calculation and error analysis of piezoresistive differential pressure measurement system have been analyzed calculated as emphases.
两相流流过节流装置时产生的差压测量噪音是由于相浓度在空间的随机分布所引起的。
The spatial stochastic distribution of phase concentration would cause a differential pressure noise when two phase flow is crossing a throttling set.
远传指示液位仪表一般选用双法兰差压液位变送器、浮筒液位变送器及雷达液位变送器等；
For level instruments required to send signal remotely, diaphragm sealed differential pressure level transmitter, displacer transmitter and radar transmitter shall be selected.
远传指示液位仪表一般选用双法兰差压液位变送器、浮筒液位变送器及雷达液位变送器等；
For level instruments required to send signal remotely, diaphragm sealed differential pressure level transmitter, displacer transmitter and radar transmitter shall be selected.
应用推荐