2016年5月29日星期日

Fan coil noise reduction measures

Fan coil air conditioning noise reduction measures are designers, hotel managers and accommodation problems are very concerned about guests. Therefore, we must from the design stage to strive to reduce noise.

Room air conditioning system caused by noise pollution has three aspects: the fresh air system, exhaust system and fan coil system. The first two can be reduced through the installation of mufflers and noise damping measures, except direct result of fan coil fitted in all parts of the room must be in accordance with the different forms and installation location, take some special measures in order to reduce its muffler noise.


4-way cassette fan coil unit(K-style)


Noise reduction measures are:
(1) selection of a low-noise fan coil, the first prototype of the selected noise measured response, and the difference is expected to be the prototype and mass production, usually 5DB (A).

(2) allowed by room noise standards, a reasonable choice of fan coil configurations:

1) requirements for in-room noise is not greater than 30DB (A) and a 20 Nc noise evaluation curve: If conditions permit, fan coil can be disposed in the conduit between and within the room fan outlet to outlet piping as pretty sonication.

2) the requirements for in-room noise is not greater than 35dB (A) and a 25 Nc time: an upper horizontal fan coil should be installed on the ceiling of the hall of the rooms can be set up in front of the outlet plus flail. 700 long pipe muffler to reduce sound night about 6dB (A) * about the school legislation fan coil should be installed away from the bed and desk area, and in the upper part (the outlet) plus set up a "Room" type muffler.

3) requirements for in-room noise is not greater than 40dB and a NC 30: Waste selection medium noise level of horizontal, vertical or school-type fan coil cabinet open at night during sleep low block to reduce noise levels. Water fan coil system and operation method of adjusting water fan coil system design, fan coil operation, should be immediately removed water pipeline system gas, to ensure that the system is not water, should be regularly cleaned return air filter set net dust. Note that the fan coil drain pan drain is not clogged debris, pay attention to the smooth discharge of condensate water.


Bright Best air conditioning is a chinese private group of companies established in 2012 and specialised in heating and air conditioning parts.Brightbest own the wide products include fan coil unit,valve( ball valve, brass ball valve,check valve,angle valve,air vent valve,stop valve,strainer valve),air conditioning stainess steel corrugated tube ,air conditioning thermostat and air curtains.

Brightbest is provided with quality certification according to ISO9001:2000 , SO14001:2004 ,CE and is strongly committed to customer satisfaction.

Our goal is to provide quality products on a timely basis. We pride ourselves on our ability to offer technical knowledge and advice to our customers as well as product of the highest quality.

Our products have been exported to UK, France, Italy, Middle East, Australia,and Africa etc. Our development vision will keep on persisting in principle of practicability, pioneer and innovation, and research & develop more efficient, energy-saving, eco-friendly and safer products to make great contribution to Chinese & worldwide energy saving and emission reduction.

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