卤素大灯和LED大灯有什么区别,小白不懂

2025-03-04 20:58:22
推荐回答(3个)
回答(1):

区分如下:
白天打小灯的不都是2B,多为日间行车灯,多数为LED发光形式,除新速腾等,LED扇区多容易区分,氙气在中高档车是标配看车就知道,有少数出租车不要脸改氙灯还不装透镜,雪亮刺眼!原装有标准有要求氙灯色温不超过4300且有透镜,真正全LED大灯不多见100万以上的车有的都少!有厂商直接选装了,不过奥迪A8L W12 6.3排量是标准配制,RMB:251万是标配。
1、日间行车灯从欧盟延至我国,早始于北美。白天起警示用,可降低事故发生率,欧盟对其有法规,色域色温和颜色边界都有要求,还包括发光体总面积,就好比小灯或示宽灯。

2、疝气灯已普及也走过了黄金时期,在此就不详细说了,关于HID我可以给你讲一个上午都讲不完,照明用的,你怎么不再问问什么是卤素大灯呢,一个有钨丝通电一个是惰性气体被28000KV高压电激穿的电弧发光发热,前者电耗大色温低寿命短但成本低。LED都是优点,发光二极管,色纯高亮高寿节能还有低热,
3、LED大灯和全LED没什么区别,只是发光体区域是作何之用,比如08年型AUDI A4 B8大灯分两种 一种是低配不带LED日间行车灯,高配的带,所以前照灯内只要有LED发光管人们就通俗的叫LED大灯,高配的B8大灯内配有LED驱动模块,以控制日间行车灯,转向灯。
4、全LED大灯造价是最高的了,一对奥迪A8D4的全LED大灯可以买一辆捷达前卫,拆开后细看里面结构及工艺媲美当世所有工艺品,LED驱动模块有五组,还配有长寿命散热风扇,除正常功能外还可自动实现高速公路照明灯,随动转向灯,全天候照明灯等,最中牛的是22个发光格用作转向个日间行车灯还可转换颜色,还不是开关信号开启关闭,是PWM占空比信号来实现,近光灯也如此有10个独立模块,不同的是发光片个数为2片,远光两组光格但每组集成四个发光片,真可谓是完美科技,更显尊贵!

回答(2):

日常生活中,LED灯比较常见,然而它和卤素灯具体有哪些区别呢?

  1、发光原理不一样

  卤素灯是利用钨丝发光,LED灯是发光二极管发光。

  2、能耗不同

  卤素灯的耗能最大,一般车上用的是55W;LED灯则为20W左右。

  3、亮度有差别

  亮度卤素灯最低,55W为1000多流明;LED灯目前有的20W可以达到3000-4000流明。

  4、使用寿命不同

  一般卤素灯的使用寿命为500小时,LED灯的使用寿命目前还不好定论,因为目前技术还不是很成熟,但是理论可以达到50000小时左右。

  5、色温差别

  卤素灯一般只有一种色温,色温为2700K左右,光线偏黄。而LED灯目前一般为4300K或6000K,以后可能会有更多的色温可以选择。

回答(3):

1、卤素灯从70年代开始被应用在车灯中,传统的卤素车灯是钨丝经加热后发出的热光,发光色温值一般为 3200K(偏红),发光强度会受到钨丝自身熔点的影响,而且卤素灯的寿命相比于氙气大灯也较短。卤素大灯价格低廉,往往装配在入门版本配置车型和价格低廉的轿车中。其亮度有限,长时间夜路行驶容易疲劳。
2、LED是一种电致发光器件,利用固体半导体芯片作为发光材料,通过载流子发生复合引起光子发射而直接发光。LED大灯就是利用LED作为光源制造出的照明器具。LED光源非常节能,能耗仅为普通卤素光源的1/20而且寿命更长。同时响应速度快,点亮仅需微妙,用在尾灯上可以更迅速的发出警示信号,提高行车安全。

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