Old pump noise what is the reason?

How to solve the problem of noise pump, pump noise has the following possible aspects:
Pump noise management, also known as pump noise, pump vibration, pump noise, is a physical noise. Example of pump noise control in basement of Shanghai Binjiang Garden under the control of our company:
 
1. The pump itself running noise;
2. Because of the pump operation, causing the pipeline resonance;
3. The operation of electrical transformers noise;
4. Pump running water flow caused by the movement, water impact noise, in general, is the pump running in the irregular, intermittent or random sound vibration, that is, pump noise control.

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