10.1.6 Noise control measures According to the main noise sources of this project, the following noise control measures are taken: 1. Choose low-noise equipment among similar equipment; 2. Set a muffler at the inlet and outlet of the high-power pump, and add a sound insulation cover to the pump for sound insulation treatment; 3. Noise elimination, sound insulation, sound absorption and comprehensive treatment of the compressor; 4. Take noise elimination and sound insulation measures for the blower, thicken the casing wall of the blower, and take vibration reduction measures for the inlet and outlet and foundation; 5. Install sound-absorbing materials on the walls of the factory buildings of compressors, blowers, pumps, etc. which are placed indoors, and install sound-absorbing boards on the ceilings; 6. In the plane layout, arrange the noise source with high noise in the area far away from the factory boundary to reduce the impact on the external environment; 7. Planting trees and green belts around the factory boundary can reduce the noise at the factory boundary to a certain extent.
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