The role of the stuffing pump is mainly to close the gap between the shell and the shaft, to prevent the flow pump does not flow to the outside, it does not allow outside air into the pump.
填料函的作用主要是为了封闭泵壳与泵轴之间的空隙，不让泵内的水流不流到外面来也不让外面的空气进入到泵内。
When we measure the heat capacity of heat pump by enthalpy measuring method, we use flow rate measuring method to measure flow rate and sectional mean temperature of air.
利用空气焓值测量方法对热泵的制热量进行测量时，通常采用测流量法测量空气的流量和截面平均温度。
The process flow, design parameters and characteristics of intake works of water-source heat pump for air-conditioning system in Wenchang Mansion in Liuzhou City were introduced.
介绍了柳州市文昌综合楼空调系统水源热泵取水工程的工艺流程、设计参数及特点。
Analyses the effects of variable flow operation of primary pump water systems based on the temperature difference control method on the operation of air conditioning systems.
分析了一级泵水系统采用温差控制法实现变流量运行对空调系统运行的影响。
This paper introduces the structure and hydraulic design of the multiphase flow centrifugal pump, which draught sands from the riverbed and discharge the air of the suction pipe.
文章介绍一种用于从河底吸取泥砂并且有自吸排气的离心式多相流泵的结构及水力设计。
A mathematical model was developed to investigate mass flow rates in the heat transfer pipes of the air side heat exchanger with and without distribution pipes for an air source heat pump.
建立分液管和换热器的数学模型，对空气源热泵风侧换热器在有、无分液管的情况下的各盘管中质量流量分配问题分别进行研究。
When we measure the air heat capacity of heat pump by enthalpy potential method, the flow rate measuring method was used to measure flow rate and sectional mean temperature of air.
利用空气焓差法进行热泵空气侧换热量测量时，通常采用测流量法测量风的流量和截面平均温度。
The water flow velocity in the suction pipe, which is crucial for evaluating the performance on pumping fish, can be measured by the pumped water flow rate of the riser in an air lift pump system.
气力提升泵的水输送量反映了提升管进口的流速情况，而进口流速是衡量吸鱼效果的重要因素。
The influences of key design and operating parameters, such as bypass air ratio, compressor speed and total air mass flow rate etc. , on the performance of heat pump microwave drier were investigated.
分析了空气旁通率、压缩机转速及空气质量流量等主要设计及运行参数对干燥性能的影响。
The way to ensure water flow of air cooled heat pump chiller was introduced. The application of differential pressure flow switches in air cooled heat pump modular chiller was studied.
分析了模块式风冷热泵冷热水机组水流量保证的方法，研究了压差式流量开关在模块式风冷热泵冷热水机组中的应用。
In this range of air-water ratio the flow rate of mixture slightly decreased, the axial power increased linearly and the pump efficiency increased parabolically with a rise in effective head.
在稳定工作区范围内，不同的含气量条件下，随着排出压头的增加，混合液总量稍有下降，轴功率直线上升，效率呈抛物线变化。
In this range of air-water ratio the flow rate of mixture slightly decreased, the axial power increased linearly and the pump efficiency increased parabolically with a rise in effective head.
在稳定工作区范围内，不同的含气量条件下，随着排出压头的增加，混合液总量稍有下降，轴功率直线上升，效率呈抛物线变化。
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