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本文([20220304]IF10978_机车空转、空气质量和交叉口堵塞.pdf)为本站会员(任我行)主动上传,联参智库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知联参智库(发送邮件至xuewenjia2014@163.com或直接QQ联系客服),我们立即给予删除!

[20220304]IF10978_机车空转、空气质量和交叉口堵塞.pdf

1、 https:/crsreports.congress.gov Updated March 4, 2022Locomotive Idling, Air Quality, and Blocked CrossingsWhen a train is not moving but its engines are running, it can present risks and disruptions for the surrounding community. Locomotives emit fuel exhaust that degrades air quality and generates

2、noise and vibrations. If the idling train is stopped at a highway-rail grade crossing, local road transportation could be significantly impacted, especially if the nearest open railroad crossing is not close by. This could create serious conditions if first responders are unable to reach emergencies

3、 on the other side of the tracks. Why Do Locomotives Idle? Train engines generate thousands of horsepower and take an hour or more to warm up before they can start pulling rail cars. This is one reason there is reluctance to turn them off. Also, particularly relevant for a locomotive attached to a t

4、rain, the brakes on the cars in the train do not work without power. The locomotive must run to keep the air pressure brakes on a train applied (the equivalent of keeping a car in park). In temperatures below 40 degrees Fahrenheit, the engine has to be kept warm for engine fluids to work properly, a