采用杠杆执行器要求阀门的最大压差不能超过下表所列的极限。
Maximum pressure differential required for valves with lever actuators should not exceed the limits listed.
由于采用了双阀孔结构设计，在最大压差下排放凝结水的同时，还有一个为二次蒸汽系统设计的预设压差系统在工作。
Because of the dual-orifice design, there is a preset controlled pressure differential for the secondary steam system, while maximum pressure differential is available to discharge the condensate.
应用环境-管路流体介质，温度和最大工作压差。
Service conditions-line media, temperature, and maximum operating differential pressure.
本文计算、分析、确定了限压式变量系和差压式变量泵输出功率最大值和节能效率最大值的压力点；
This paper calculates, analyses and determines the pressure point of maximum of ouput power and saving-energy efficiency of differential pressure and Limited pressure variable displacement pump.
油管的最大下入深度与油管本身的强度、密度、油管内外压差、井中流体对油管柱浮力有关。
The maxim setting depth of tubing is related to its strength, density, inner and outer pressure difference as well as wellbore fluid's buoyant force to tubing string.
文章分析了影响提高罗茨真空泵最大允许压差因素，提出了解决方法。
In this article, the factors that affect the max. permissible differential pressure of Roots vacuum pump are discussed. The methods of increasing it are discussed together.
工况情况：压降达160- 350公斤，是电站系统中承受压差最大的阀门，流量一般为正常流量的30%。
The situation of working condition: the pressure drop up to 160-350 kg, and power plant systems are under the greatest pressure valves, flow rate is generally 30% of normal flow.
通过从最大进口压力减去所需要的出口压力来计算压差。
Calculate the pressure difference by subtracting the desired outlet pressure from the maximum inlet pressure.
最大压力指入口最大压力，连续工作压力指工作压差。
最大压力指入口最大压力，连续工作压力指工作压差。
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