glans-penis
发表于 2025-3-30 12:00:50
Effects of Free Air in the Pumped Liquidt of the presence of free air has been discussed earlier in the section on priming (Chapter 1). However, even when a pump has been primed properly, free air can appear during operation and disrupt the performance of the pump.
pineal-gland
发表于 2025-3-30 14:28:38
Cavitationse in a nonboiling state.” This can be best illustrated by the example of the teapot, when heating water, simmering noises, and cracking are heard long before the water boils. These noises occur when the water in immediate contact with the bottom of the teapot starts to boil while the rest of the wa
ENACT
发表于 2025-3-30 19:27:32
Cavitation in Centrifugal Pumpss test speed. Other pumps may be too big to test on any available rig, and all tests must be performed on a scale model. In both cases, one must resort to using model laws to estimate whether the pump will perform satisfactorily under actual working conditions.
昏睡中
发表于 2025-3-30 21:14:24
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