-Select appropriate machine placement: arranging the work needed in the quiet location away from the noise source. Reviews of noise level before installing new equipment layouts, ...-Replace the equipment or details were damaged, overdue used by new equipment, operate more smoothly.-Well balanced the spin to reduce vibration, mechanical noises. Place the machine with the vibrations that cause noise up the elastic pads to prevent the propagation of vibrations in the structure of the House causing noise.-Aerodynamic noise Sources: the movement of the high speed airflow cause aerodynamic noise, especially after the injection or turbo blower tube. Need to improve the flow of the gas line mode if possible.-Reduced tubes Do sound for the exhaust of the engine exploded as generators, cars, bikes, air boat marine ...-Noise source by wrap soundproof casing. For example do soundproof casing for power generators, fan or air compressor ... causing the noise. Soundproof casing of the device typically has many layers.
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