Gree central air conditioning single-duct VAV systems

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  Indoor air return (called secondary air) can be induced after the induction type VAV boxes, air processed by the air conditioning unit is called the primary air, into the

variable air volume box with mixing, and the secondary air can also use the indoor The lights heat as hot reheat source. Indoor load reduction, variable air volume box

corresponding reduction in the primary air of the air supply. Inducible systems to variable air volume boxes, with the combination of low temperature air supply. Bypass VAV

boxes, with the reduction of air conditioning load, cause some air directly from the bypass port discharged into the ceiling and return to the air conditioning unit, return air

Damper tube. Pressure and air volume of the system unchanged, but not energy Damper.
    For the outer region of the high-rise buildings, summer cooling and winter heating. Apart from a single cold-processing equipment, air conditioning units should also have a

heater and humidi fier. With reheat coils, VAV boxes should be set up in the air-conditioned room. Single-duct VAV systems, air conditioner unit can be equipped with

variable frequency fan blower and frequency back dual-fan system, static pressure control of air-conditioned room floor diffuser.