First this paper research on using variable speed fluid couplings in speed regulation control system of dual pumps or fans machines running in parallel mode.
本文首先对调速型液力偶合器应用于泵或风机双机并联运行的调速控制系统进行研究。
Closed water systems, vertical with the process, the level of different programs, dual control, single-stage pumps, variable flow system.
水系统选择闭式、竖直同程、水平异程序、双管制、单级泵，变流量系统。
Closed water systems, vertical with the process, the level of different programs, dual control, single-stage pumps, variable flow system.
水系统选择闭式、竖直同程、水平异程序、双管制、单级泵，变流量系统。
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