The air cushion surge chamber has a good function for reflecting water-hammer waves.That is why it can effectively reduce water hammer pressure in the pressure pipeline when the load of hydroelectric power station change dramatically.However,the leakage is always restricting the popularization and application of the air cushion surge chamber at a large scale.To solve such problems,a new technique which can effectively prevent the leakage of pressure gas is put forward in this paper.We can place rubber bags ...
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