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2019-11-28View Original

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Reply #22019-11-28

"A bomba屏蔽泵对气蚀非常敏感",

Reply #32019-11-28

"Lendo uma frase de um artigo: 'A bomba屏蔽泵对气蚀非常敏感'， per isso há algo especial? Os bombas de centrifugação离心泵都对气蚀有要求，意味着屏蔽泵的要求更高？'",

Reply #42019-11-28

"A rolamentoagem滑动轴承对气蚀的话很容易损坏",

Reply #52019-11-28

"A temperatura de rota转动温度高，散热不佳会烧",

Reply #62019-12-02

"A vibra振动对屏蔽泵有很大影响影响",

Reply #72020-01-15

"Condi条件离心泵汽蚀条件：达到叶轮入口流体的压力降低到该流体在轮内温度下的蒸汽压开始发生汽蚀汽蚀条件：屏蔽泵与普通离心泵在结构上的的差异使得叶轮入口流体中包含了一部分吸收了电机绕组和轴承摩擦热量的循环流回流使得叶轮入口温度上升输送接近饱和蒸汽压介质时发生发生汽蚀的倾向增大汽蚀条件;汽蚀振动将损伤屏蔽套电机绕组损坏；振动也有损轴承。",

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