【Mechanical Equipment Technology Exchange Edition】Mechanical Equipment 【Daily Question】20201016
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Mechanical seals can be classified into (answer: D) mechanical seals based on whether the liquid pressure acting on the sealing surfaces is used for unloading or not. A. Unbalanced type and fully balanced type B. Internal flow type and external flow type C. Backside low-pressure type and backside high-pressure type D. Unbalanced type and balanced type The daily quiz activity for the dynamic equipment section has been restarted.:victory: Rewards range from 5 to 15 points depending on the response; please answer within three days. All forum members are welcome to participate actively in order to support the development of the forum! ! !
A. Mechanical seals can be classified into unbalanced mechanical seals, partially balanced mechanical seals, and fully balanced mechanical seals, based on whether the fluid pressure acting on the sealing surfaces is used for unloading or not； The answer also includes some balance equations
C. Rear low-pressure type and rear high-pressure type