The impulse turbine unit is normally used in high water-head power stations, whose diversion system is long and is likely to cause pressure fluctuation.
高水头电站一般采用冲击式水轮发电机组，引水系统长，容易产生水压波动。
An expression for the efficiency of the wheel periphery of the radial turbine and a discussion of the concept of the degree of reaction of the radial impulse stage are given.
文中推导了径流式透平的轮周效率表达式，阐述了径流式透平冲动式级的概念。
For a rocket with typical four-nozzles , using turbine exhaust scheme could greatly reduce the heat flux on the base plate. This is a successful example of impulse wind tunnel application.
典型的四喷管火箭底部挡板采用涡轮废气排气方案能大大减少底部热流，这是脉冲式风洞的成功应用成果；
For a rocket with typical four-nozzles , using turbine exhaust scheme could greatly reduce the heat flux on the base plate. This is a successful example of impulse wind tunnel application.
典型的四喷管火箭底部挡板采用涡轮废气排气方案能大大减少底部热流，这是脉冲式风洞的成功应用成果；
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