显示屏,每一块多少W

2025-03-16 04:14:36
推荐回答(2个)
回答1:

LED显示屏功率、电源个数计算方法

LED显示屏电源个数计算方法,电源是30A 和40A;单色是8块LED模组1个40A 的电源,双色是6块LED模组1个电源;如果全彩的LED模组就好按全亮时的最大功率来算。
a.一个电源能带几张单元板的个数=电源的电压×电源的电流/单元板的横向像素点数/单元板的纵向像素点数/0.1/2 例如:半户外P10:5V40A 的电源可带:5×40/(32×16×0.1/0.5)=7.8 取大8个;
b.根据屏体总功率求出所需电源个数=平均总功率/一个电源的功率(电源电压*电源电流) 例如:一块LED显示屏的长用12个P10模组,高用3 个P10 模组总共: 36 个模组那么所需电源个数=32×16×0.1×36×0.5/5/40=4.6 取大(5个电源)
功率的公式是P=UI
P 代表功率,U 代表电压,I 代表电流,通常我们所用的电源电压是5V,电源是30A 和40A;单色是8块模组1个40A 的电源,双色是6块模组1个电源;下面将举个例子。某单位要做9个平方米的户内P5双色LED显示屏,计算最大需要多少功率。先要算出40A 的电源个数=9(0.244×0.488)/6=12.5=13只电源(要整数,以大为标准)那么很简单,最大功率P=13只×40A×5V=2600W。
单灯的功率=5V×20mA=0.1W
LED显示屏模组的功率=单灯的功率×分辨率(横向像素点数×纵向像素点数)/2
LED显示屏的最大功率=屏体的分辨率×每分辨率灯数×0.1
LED显示屏的平均功率=屏体的分辨率×每分辨率灯数×0.1/2
LED显示屏的实际功率=屏体的分辨率×每分辨率灯数×0.1/扫描数(4扫,2扫,16扫,8扫,静态)

回答2:

显示屏灯管大概25W左右

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