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一、液封“液封”不是一种特定的密封型式的名称,而是指以液体做为隔离流体的非接触型气体密封的统称,例如透平机的浮动环密封,离心密封,螺旋密封等都是液封,其作用原理是在密封的可能漏泄的通路上,利用某种物理效
First, the liquid seal “liquid seal” is not a specific type of seal name, but refers to the fluid as isolation fluid non-contact gas seal collectively, such as the turbine floating ring seal, centrifugal seal, screw seal Are all liquid seal, the principle of its role in sealing the possible leakage path, the use of a physical effect