影响风幕机（风帘机）效果的因素

作者：2009/9/14 3:53:10

风力等级表：自然影响因素

影响风幕机效果的因素

风力等级表：自然影响因素

Factors that influence the effects of an Air Curtain machine

Air flow scale : natural factors of influence

Air flow scale		Explanation
风力等级	（KT）	(m/s)	说明
1	0.5-1	0-0.3	Flat calm-*oke curls straight upwa* 稳静、烟火袅袅直升
2	1-4	0.3-1.6	*oke will we*e in a direction 烟会编向
3	4-7	1.6-3.4	Le***es will move 树叶会动
4	7-11	3.4-5.5	Branches will move and flags unfurl 树枝会动、旗帜会展开
5	14-17	5.5-8.0	Sand and dust flies upwa*** , paper flies 沙尘飞扬、纸会飞、小树枝会摇
6	17-22	8.0-10	Tree trunks sway and the surface of water ripples 树杆摇动、水面起波纹