| 摘要 |
FIELD: piston compressor plants for reduction of noise. SUBSTANCE: multi-cylinder compressor is arranged inside sound-proofing tank. Air suction main of compressor is connected with atmosphere and delivery line is connected with Customer. Suction main is made in form of jet injector whose working nozzle is connected with atmosphere, intake chamber is connected with cavity of box and diffuser is connected with suction valves. Jet of air escaping from working nozzle sucks air from cavity of box. EFFECT: possibility of reducing pressure in box practically to zero, thus reducing level of noise. 3 cl, 2 dwg
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