估算一下米国Daytime Running Lights每天浪费多少能源

假设：

 

1. 车辆总数：62，000，000 （United States, Year 200５ data)。

 

2. 每天有50％的车在路上开一小时。

 

３. 每车daytime runnning lights耗电50瓦。

 

每天浪费 32，000，000 x 50% x 50 / 1000 = 1,550,000 (度）

要依靠Daytime Driving Lights才能察觉对面来车的 drivers 本来就不应该开茶车。

 

所有跟帖： 

• 回复：估算一下米国Daytime Running Lights每天浪费多少能源 -aquestion- ♂ (53 bytes) () 07/24/2007 postreply 10:18:14

• Excellent math, excellent physics. But not good for safety -CarCrazier- ♂ (4 bytes) () 07/24/2007 postreply 10:20:55

• 浪费能源的后果也是要死人的，要死不少呢！ -高大大- ♂ (231 bytes) () 07/24/2007 postreply 10:57:13

• But, but, unfortunately,... -CarCrazier- ♂ (192 bytes) () 07/24/2007 postreply 11:20:28

• 武大哥，近来好吗？烧饼不要卖的太晚，早点回家！ --世界有你更精彩-- ♀ (42 bytes) () 07/24/2007 postreply 18:56:10

• Safty first, no argument -carjack- ♂ (0 bytes) () 07/24/2007 postreply 11:37:49

• You missed one thing: DRL is not for you, it's for people -白眼狼- ♂ (213 bytes) () 07/24/2007 postreply 11:57:52

• In this case, -高大大- ♂ (104 bytes) () 07/24/2007 postreply 12:42:38

• Well, that is your opinion. I respect that. But In my -白眼狼- ♂ (74 bytes) () 07/24/2007 postreply 12:48:52

• I understand your point. -高大大- ♂ (74 bytes) () 07/24/2007 postreply 12:57:29

• From another angle, why US spend so much money to pave handicapp -carjack- ♂ (0 bytes) () 07/24/2007 postreply 12:57:35

• paved ramps for handicapped wheelers -carjack- ♂ (0 bytes) () 07/24/2007 postreply 12:58:31

• Do you mean the handcapped is not human -CarCheckForFree- ♂ (56 bytes) () 07/24/2007 postreply 15:30:30

• You misunderstood me - I was asking 高大大 -carjack- ♂ (0 bytes) () 07/24/2007 postreply 19:55:40

• sorry, I thought that's your opinion. -CarCheckForFree- ♂ (0 bytes) () 07/25/2007 postreply 08:41:05

• In term of energy cost, you can always reduce the cost -白眼狼- ♂ (252 bytes) () 07/24/2007 postreply 13:02:24

• not every car has daytime lights -YUKON- ♂ (0 bytes) () 07/24/2007 postreply 11:45:46

• 所以我用“估算”这两字。 -高大大- ♂ (0 bytes) () 07/24/2007 postreply 12:51:46

• completely disagree. -finhassan- ♂ (670 bytes) () 07/24/2007 postreply 11:50:29

• 最近欧洲又有新花样， -高大大- ♂ (131 bytes) () 07/24/2007 postreply 12:45:17

• DRL在树荫，过桥洞，隧道或天色渐暗的时候很有用。 -RockyRoad- ♂ (179 bytes) () 07/24/2007 postreply 14:47:35

• 光线不好的情况下，应该用Headlight Low Beam -高大大- ♂ (368 bytes) () 07/24/2007 postreply 15:59:10

• 我的解释也许最好理解 -卡加利的海- ♂ (537 bytes) () 07/24/2007 postreply 16:24:39

• 胡说八道，能源和人的生命能在一起比较吗，啊？？？？ --世界有你更精彩-- ♀ (182 bytes) () 07/24/2007 postreply 19:12:13

• 先用眼睛仔细读完帖子们，然后用自己的脑子思考片刻，完了以后再胡说八道也不迟。 -高大大- ♂ (110 bytes) () 07/25/2007 postreply 07:47:49

• 说的好！ -CarCheckForFree- ♂ (306 bytes) () 07/25/2007 postreply 09:02:30

• 凡事都有个度，安全措施也不例外，不过... -狗屁屁- ♀ (234 bytes) () 07/25/2007 postreply 12:19:54

• 要跟车祸成本比较 -了。- ♀ (1231 bytes) () 07/25/2007 postreply 20:32:05