> 汽车

EVs污垢:真正的影响当地的空气质量和为什么‘零排放’是误导

电动汽车的故障微粒排放20%以上比气体同行(PM)。常常被忽视的污染物微粒,与认知功能受损和抑郁。颗粒也会影响我们的环境,慢慢酸化湖泊和溪流。而温室气体(GHG)排放得到所有媒体,微粒排放污染物是一个值得注意的需要考虑。

刹车灰尘的手指 (照片/在上面)
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它可以确定的是,电动汽车更好的对地球比内燃机(ICE)汽车。一个福特和密歇根大学的最新研究发现轻型客车从摇篮到坟墓的温室气体排放减少64%比冰在职者。即使负责煤炭发电,现代电动汽车是一个气候赢。

但是他们并不总是赢得你的肺。主要研究在影响气候变化的温室气体排放——不是微粒排放(PMs)。EVs不是绿色的点从刹车和轮胎。尽管所有汽车从穿组件,生成点EVs差20%左右在这一类。这可能并不明显,所以让我们打破为什么会这样。

颗粒的问题

" data-src="https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-700x466.jpg" alt="2022年的GMC悍马电动汽车卡车版本1" class="lazyload wp-image-138168 first-image" data-srcset="https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-700x466.jpg 700w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-300x200.jpg 300w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-768x512.jpg 768w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-1200x800.jpg 1200w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-690x460.jpg 690w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-660x440.jpg 660w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-600x400.jpg 600w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-720x480.jpg 720w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-360x240.jpg 360w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-240x160.jpg 240w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-120x80.jpg 120w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-1240x826.jpg 1240w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-620x413.jpg 620w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-588x392.jpg 588w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-294x196.jpg 294w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-382x255.jpg 382w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-191x127.jpg 191w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-293x195.jpg 293w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-586x390.jpg 586w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-400x266.jpg 400w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-200x133.jpg 200w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-1220x813.jpg 1220w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-610x407.jpg 610w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-838x558.jpg 838w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-900x600.jpg 900w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-450x300.jpg 450w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327-150x100.jpg 150w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/04/2022-GMC-HUMMER-EV-327.jpg 1280w" sizes="(max-width: 700px) 100vw, 700px">
2022年的GMC悍马电动汽车卡车版本1重量超过9000磅;(照片/ GMC)

去远处,电动汽车要求大,沉重的电池。对于一个给定的轮胎,重车必须克服更多的摩擦,从而创造出更多的轮胎磨损。

国家运输安全委员会(NTSB)主席最近说在这个因为增加车重会导致增加交通死亡:“一个GMC悍马电动汽车重量超过9000磅,约6000英镑。其总车重评级是一个惊人的10550英镑。独自电池组重量超过2900磅的重量本田思域。的福特f - 150闪电比非电的2000至3000磅重的版本。沃尔沃XC40 EV,野马Mach-E重和RAV4电动车都是33%左右。有一个对所有道路使用者安全产生重大影响。”

" data-src="https://s3.us-east-1.amazonaws.com/images.www.connierenda.com/uploads/2023/02/tire-wear-700x394.jpg" alt="轮胎摩擦方程" class="lazyload not-transparent wp-image-196103" data-srcset="https://s3.us-east-1.amazonaws.com/images.www.connierenda.com/uploads/2023/02/tire-wear-700x394.jpg 700w, https://s3.us-east-1.amazonaws.com/images.www.connierenda.com/uploads/2023/02/tire-wear-300x169.jpg 300w, https://s3.us-east-1.amazonaws.com/images.www.connierenda.com/uploads/2023/02/tire-wear-768x432.jpg 768w, https://s3.us-east-1.amazonaws.com/images.www.connierenda.com/uploads/2023/02/tire-wear-400x225.jpg 400w, https://s3.us-east-1.amazonaws.com/images.www.connierenda.com/uploads/2023/02/tire-wear.jpg 1280w" sizes="(max-width: 700px) 100vw, 700px">
(插图/尼克Schoeps)

耐心为我做一些数学:摩擦被定义为FN=µm××g,µ摩擦系数(常数),g是引力常数,m是质量。与µg常数,摩擦力与质量成比例地增加。多增加30%的质量意味着30%的摩擦!

驾驶行为也发挥了巨大的作用在多快你的轮胎磨损。电动汽车驱动非常有趣——慷慨的扭矩和即时功率输出是上瘾。转矩的旋转力负责启动你从一个停下来——经常号叫你的轮胎。号叫你轮胎分解与地面像奶酪刨丝器,虽然一些微粒产生的逃兵在地上,很多最终在空中。

轮胎的选择问题:性能和经济

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作者的日常驾驶;(照片/尼克Schoeps)

大多数电动汽车都配备了“生态”低滚动阻力轮胎长时间范围。从我的经验,这些轮胎是一个乏味的妥协缺乏感觉和性能。

普利司通Ecopia轮胎,股票e-Golf是如此可怕,我将不断旋转的轮胎,即使在干旱条件下,众所周知,下雨在西北太平洋我住的地方。我欣然接受这个机会转向传统轮胎当米其林提供我们一个组CrossClimate2轮胎审查。

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(照片/尼克Schoeps)

我e-Golf的新鞋是脂肪,黏糊糊的,和时尚,特别是当安装Motegi Traklite轮子。CrossClimate2立即升值——一个巨大的进步相比,股票。

即使所有的牵引,我仍然可以跳过一个轮胎完全停止,但它的减少,轻松处理任何类型的降水。有点痛我知道这些传统轮胎磨损快,产生更多的微粒空气污染。

我还看到一个下降范围约为10%由于增加阻力。没有绕过牵引的事实意味着摩擦,摩擦和必须克服与能量。

轮胎公司采取行动

颗粒不常使新闻,但轮胎制造商们敏锐地意识到这些悬而未决的挑战。

倍耐力研发正在转向天然或合成橡胶轮胎的基础。在胎面,它试图切换到植物材料像米糠皮,危险比硅酸盐化合物。

米其林赛车一直在尝试他们的鳍MotoE轮胎和能够可持续材料的比例平均为40%。

" data-src="https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-700x462.jpg" alt="固特异轮胎可持续" class="lazyload wp-image-186013" data-srcset="https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-700x462.jpg 700w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-300x198.jpg 300w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-768x507.jpg 768w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-1536x1014.jpg 1536w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-2048x1352.jpg 2048w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-120x80.jpg 120w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-1200x792.jpg 1200w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-600x396.jpg 600w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-1240x819.jpg 1240w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-620x409.jpg 620w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-588x388.jpg 588w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-294x194.jpg 294w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-382x252.jpg 382w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-191x126.jpg 191w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-500x330.jpg 500w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-1000x660.jpg 1000w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-200x133.jpg 200w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-1220x806.jpg 1220w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-610x403.jpg 610w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-1676x1107.jpg 1676w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-838x553.jpg 838w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-900x594.jpg 900w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-450x297.jpg 450w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-1940x1281.jpg 1940w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-1880x1242.jpg 1880w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-151x100.jpg 151w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2023/01/Goodyear_90_Percent_Sustainable_Tire-303x200.jpg 303w" sizes="(max-width: 700px) 100vw, 700px">
固特异轮胎可持续发展概念;(照片/固特异)

古德伊尔也在游戏中,他们的新鹰去概念轮胎使用可持续材料的胎面,可以“重新”在它的生命周期与新橡胶、橡胶减少浪费。

而这些都是试点项目,足够的市场关注环境挑战是一个强阳性指标。

大颗粒的问题

微粒问题到底有多大?据米其林,我的电动汽车将通过轮胎磨损快20%,这意味着超过20%的颗粒。

一个积极的微粒排放不负责造成气候变化的温室气体。他们够重的,你可能已经注意到。如果你曾经住在高速公路附近,你可以欣赏尘埃落定在人行道,汽车,和外观。

粉尘可能开始作为一个轮胎或沥青将近一半的微粒排放来自这些来源

刹车灰尘

我们还没有谈到了刹车,但这是一个电动汽车领域。与传统刹车,我们热量的消散速度——你猜对了——摩擦。可消费的刹车片和转子之间的摩擦你的动能(速度)变成热能。

" data-src="https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-700x466.jpg" alt="保时捷Taycan再生制动" class="lazyload wp-image-145141" data-srcset="https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-700x466.jpg 700w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-300x200.jpg 300w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-768x512.jpg 768w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-1536x1024.jpg 1536w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-2048x1365.jpg 2048w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-1200x800.jpg 1200w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-1380x920.jpg 1380w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-690x460.jpg 690w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-1320x880.jpg 1320w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-660x440.jpg 660w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-600x400.jpg 600w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-720x480.jpg 720w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-360x240.jpg 360w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-240x160.jpg 240w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-120x80.jpg 120w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-1240x826.jpg 1240w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-620x413.jpg 620w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-588x392.jpg 588w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-294x196.jpg 294w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-382x255.jpg 382w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-191x127.jpg 191w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-293x195.jpg 293w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-586x390.jpg 586w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-400x266.jpg 400w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-200x133.jpg 200w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-1220x813.jpg 1220w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-610x407.jpg 610w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-1676x1117.jpg 1676w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-838x558.jpg 838w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-900x600.jpg 900w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-450x300.jpg 450w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-1940x1293.jpg 1940w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-1880x1253.jpg 1880w, https://s3.amazonaws.com/images.www.connierenda.com/uploads/2022/06/P19_0705_a3_rgb-150x100.jpg 150w" sizes="(max-width: 700px) 100vw, 700px">
保时捷Taycan电动车;(照片/保时捷)

电动汽车可以捕获,动能在某些情况下高达70%——利用电机作为发电机。这意味着更少的刹车片磨损,所以他们持续时间更长。

再生制动在电动汽车可能不会抵消轮胎磨损的增加,但也有帮助。

微粒打回家

点是一种非常严重的、经常被忽视的问题真实的人在我们的社区。颗粒尤为艰难等敏感人群患有哮喘。居民最密集的道路将经历最坏影响,通常倾向于贫困和低收入家庭。

世界卫生组织(世卫组织)估计,全球3%的心肺和5%的肺癌死亡归因于点。也有了短期效应,如减少认知和抑郁的链接

微粒排放影响我们在当地的河流和湖泊,使他们更酸性和伤害野生动物。它会导致酸雨和相关损害生态系统

这也是一个问题的基础设施。摩擦影响固定表面的移动,所以重车辆加速磨损我们的道路。电动汽车也不气纳税负责资金交通基础设施,差距很多州试图缓冲在注册过程中通过征收电动汽车税。

这一切对你意味着什么?

这意味着驾驶你Rivian小道的起点并不会自动为你赢得一个环保主义者勋章。在大局,电动对地球是最好的选择,我们真正需要关注的是驾驶越来越少开车。我知道不是很美,但它最简单的方法是更安全、更健康。

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(照片/印度摩托车)

之前你假设一辆摩托车是一个答案,阅读:在气体摩托车是巨大的,但它们对地球有害吗?剧透,汽油动力自行车不是你想象的一样干净。

随着电池技术的提高,电动汽车的重量损失将会消失。小说轮胎化学也会缓解我们的肺的负担,我们的生态系统。电网已经开始转变从煤和天然气的更便宜的太阳能和风能资源,使得电动汽车变得更有吸引力。未来的承诺更清洁的空气和更低的温室气体。

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但是,当我们等待融合,最环保的事情你能做的就是保持你现有的汽车维护-检查轮胎压力和驱动它适度——没有屋顶帐篷。需要大量的碳排放建立任何新的车辆,气体或电,所以不断推动你的搅拌器斯巴鲁直到车轮脱落。

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Jakarta,Indonesia, vehicle emissions

" data-image-caption="

(Photo/Ardian Justo)

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在气体摩托车是巨大的,但它们对地球有害吗?

你考虑过骑你的摩托车和汽车对环境的影响油老虎皮卡吗?摩托车排放的现实可能会让你大吃一惊。阅读更多…

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