【Daily Question】Pump Equipment Technical Exchange Edition 20180313
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Participation: Prize 3 Wealth； Correct answer: Reward of 10 wealth points ； Note: A reward of 10 wealth points will be given for correct answers within 48 hours; this post is valid for 48 hours. True or False: If cavitation occurs in a pump while it is in operation, replacing it with another model of pump under the same conditions will also result in cavitation. Correct answer: × https://attach01.hcbbs.com/forum/201801/05/235057wnwxbzxb311ikvvz.jpg.thumb.jpg
Error, because the required NPSHr for the two pumps is different.
Cavitation occurred in one pump during operation; when another model of pump was used under the same conditions, cavitation occurred as well. (x)
This post was last edited by Yann on 2018-3-13 at 12:55 √. Since cavitation is related to both the processing methods and the material of the equipment, I believe that secondary cavitation cannot be avoided if the structure and material of the equipment are not changed