differential pressure
[流] 压差
2026-05-06 01:46 浏览次数 21
[流] 压差
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hardfaced seating surfaces provide high cycle capability in very high differential pressure services.
硬面阀座表面使得阀门在很高的压差应用环境中具有更长的使用寿命。
a differential pressure gauge is recommended for test no. 1 rather than a manometer for the following reasons: it utilizes minimum time to perform the test.
对于检测1,建议采用差压表,而不要采用流体压力表,理由在于差压表进行检测的时间最短。
gage pressure is a special case of differential pressure .
计示压力是差压力的一种特殊情况。
to overcome high differential pressure without thermal overload, gas circulation cooled roots vacuum pump should be fitted with an external cooler.
气冷式罗茨真空泵需要携带泵外换热器,以保证泵在高压差下正常工作而不会产生过热。
it is important to note that the sticking force is a product of the differential pressure between the wellbore and the reservoir and the area that the differential pressure is acting upon.
注意到以下这一点很重要:即卡鉆力是井内流体压力与地层压力之差与此压差所作用的面积的乘积。
the full open position in straight pattern globe valves has higher differential pressure (pressure losses) than an oblique pattern valve.
与倾斜式结构相比,直线式结构截止阀在全开位置具有更高的压差(压力损失)。
the principle of work and proportional regulation characteristics of differential pressure controller (dpc) are analyzed.
分析了压差控制器的工作原理和比例调节特性。
the precision of liquid column manometer was described. the correct use method and error correction of u tube manometer and double tube differential pressure gauge were analysed.
叙述了液柱式压力计的精度,对u形管压力计和双管差压计的正确使用方法及误差修正做了简要分析。
flow regime identification in horizontal gas- liquid two- phase flow using differential pressure signal is investigated in this paper.
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。
with linear pneumatic resistor as sensitive element, differential pressure based measurement was applied to determine pneumatic volume flow rate in mini value.
本文以线性阻尼元件作为敏感元件,利用压差测量的原理实现了微小气体体积流量的测量。
based on the theory of time series analysis, differential pressure fluctuation signals of gas-liquid two - phase flow are analyzed.
用时间序列方法分析气液两相流差压波动信号。
with the new differential pressure method, the measuring accuracy is as high as 2%.
用新式压差法测量蒸发器水位,其测量精度高达2%。
hart field-bus protocol is used in output of system pressure or differential pressure transmitter, digital signals is transmitted with modbus via rs485.
系统压力或差压变送器信号输出采用hart现场总线协议,数字信号传输通过rs485进行modbus通讯。
the zero and linearity characteristic of differential pressure transducer is corrected with method of water column correction to ensure higher precision differential pressure data.
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。
therefore, the optimum technologic parameters in vacuum differential pressure casting were obtained.
得出了真空压差铸造法的最佳充型工艺参数。
relations between differential pressure signal and two-phase flow parameters are studied in the dissertation.
研究了差压波动信号与两相流系统参数之间的关系。
wedging actions help affect a tight seal in low differential pressure services.
楔形的作用有助于在低压差应用中产生紧密的密封。
measure and record the differential pressure across the valve using a watts series pg meter. caution: safety glasses should be used.
采用美国瓦茨系列pg仪器测量和记录通过阀门的压差。警告:应该使用安全眼镜。
differential pressure remote water gauge should have pressure supplement function to ensure an actual indication of water line in the bubbles under all kinds of working circumstances.
差压式远传水位表应具有压力补偿功能,以保证各种工况下都能显示汽包中真实水位的变化。