Secondly, a calculation example of secondary pump variable speed in air conditioning was given. In the calculation example, all pumps' running parameters, the energy saving rate and the payback period were calculated in every variable speed pump schemes.
其次，利用此软件给出了一个空调二次泵变频调速方案的算例，在算例中详尽给出各种可能的变频调速方案中每台水泵的运行参数，以及各种调速方案的节能率和投资回收期。
参考来源 - 空调水系统节能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Calculation by theoretical analysis may ascertain the ideal rotate speed of variable-speed pump and ideal opening of regulating valve, completes adjust process at one time.
经理论分析计算，确定变速泵理想的转速，确定调节阀理想的开度，调节过程一次完成。
In this paper, the principle of variable speed pump control hydraulic differential cylinder is designed, and the simulation model of system is built, and the simulation research is carried out.
给出了采用变转速泵控闭式回路控制差动缸的原理，建立了该系统的数学模型，进行了计算机数字仿真研究。
The model of hydraulic motor pump variable speed control system is built.
同时建立了该液压电机泵变速控制系统的数学模型。
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