1, kitchen air supply system should be DC way, kitchen ventilation engineering system should adopt variable speed fan or related fan, send and exhaust air。
2, kitchen fume purification equipment selection should be based on the kitchen exhaust and burner with number of goods. The exhaust opening is arranged inside the kitchen inlets and outlets shall be arranged according to the specific location of cooking into consideration, can not let the air blowing head alignment cook, avoid the influence of cook health and performance of the wind exhaust air jet to disrupt the stove.
3, when determining the outlet wind speed of the air supply outlet, the wind speed <0。25m/s in the region about 2m away from the ground is ideal。 The kitchen fume purifier installed ventilation engineering outlet should be arranged in the direction along the hood cover, left in front of the minimum 0。7m, and the air outlet from the hood, as far as possible。 Every cooking kitchen must have post air supply。
4, kitchen installation smoke purifier smoke control project, the level of the pipeline should not be too long。 In particular, installation of fume purifier device resistance will increase, the general level of the distance should not be more than 15m and have more than 2% slope, the level set the end of union, to facilitate the removal of grease stain in pipeline。
5, the new kitchen lampblack purifier installation, as far as possible in the kitchen near the exhaust fan in front, in order to reduce smoke exhaust pipe and fan impeller soot attachment, and prolong the pipe cleaning and fan maintenance cycle。 Air intake control valve shall be provided for the branch pipe of the air exhaust hood。
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