Are hoses required for the inlet and outlet of a centrifugal pump?
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As the title suggests, I would like to ask whether all centrifugal pumps require hoses at their inlet and outlet ports Or is it based on the actual circumstances? If it is based on the actual circumstances, then what are generally the situations in which hoses are necessary?
Whether hoses need to be installed at the inlet and outlet of a centrifugal pump depends on the actual equipment layout and operating environment. Here are some situations where hoses may need to be used: 1. Vibration absorption: If the vibrations generated by the pump during operation could cause the pipes to break or other equipment to be damaged, hoses can serve as shock-absorbing elements to absorb and reduce these vibrations. 2. Easy to install and maintain: The hose can be connected more easily to pumps and other equipment, facilitating installation and maintenance. 3. Adaptation to displacement: If the pump or other equipment may experience significant displacement, rigid pipes may not be able to accommodate this, whereas flexible hoses can. 4. Handling expansion and contraction: If the length of the equipment changes due to temperature variations or other reasons, the hose can easily cope with this. However, hoses also have their limitations; for example, compared to rigid pipes, they have a weaker resistance to pressure differences and are prone to aging. Therefore, whether to use a hose needs to be determined based on the actual circumstances. .
Based on my experience, for capacities of 22 KW or higher, a horizontal pump is recommended; one can be installed either at the inlet or at the outlet, or just at the outlet. It is mainly for easy disassembly and maintenance. Otherwise, if all are connected using reducer flanges, it will be very troublesome to disassemble them
Okay, thank you for answering my questions. Thanks!