Civil Engineering

Locomotives and Rail Road Transportation: Technology, - download pdf or read online

Posted On April 20, 2018 at 3:27 pm by / Comments Off on Locomotives and Rail Road Transportation: Technology, - download pdf or read online

By Avinash Kumar Agarwal, Atul Dhar, Anirudh Gautam, Ashok Pandey

ISBN-10: 9811037876

ISBN-13: 9789811037870

ISBN-10: 9811037884

ISBN-13: 9789811037887

This e-book is meant to function a compendium at the state of the art examine within the box of locomotives and rail highway shipping. The e-book contains chapters on varied features of the topic from popular foreign specialists within the box. The ebook appears to be like heavily at diesel engine locomotives and examines functionality, emissions, and environmental effect. The middle themes were labeled into 4 teams: common issues, potency development and noise aid, exchange fuels for locomotive traction, and locomotive emission relief and size. The booklet deals an outstanding, state of the art source for researchers operating during this region. The ebook can be of use to pros and policymakers attracted to locomotive engine applied sciences and emission standards.

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Additional info for Locomotives and Rail Road Transportation: Technology, Challenges and Prospects

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Exhaust Heat Recovery Options for Diesel Locomotives 35 Table 4 Comparison among various TEG performances S. No. 2 ZT is approximately 1 [34] 2 Alloys of Bismuth (Bi) with Anitmony (An) and Tellurine (Te) or Selenium (Se) Alloys of Lead (Pb) 11 – – [34] [34] [35] [35] [35] [36] [37] [38] [39] [40] To remove this problem thickness of hot and cold surfaces is increased. If there is temperature difference across the TEG surface due to different temperate at edges then the performance of TEG decreases.

Tripathi Á A. in © Springer Nature Singapore Pte Ltd. K. Agarwal et al. 1007/978-981-10-3788-7_3 27 28 G. Tripathi and A. Dhar Fig. 1 Sankey-diagram for distribution of fuel energy in typical diesel engine [3, 12] energy share in exhaust gas therefore viable usable amount of energy can be recovered. Generally in locomotive engine, heat energy is wasted in two different forms. It is wasted from coolant and high temperature exhaust gases. As the temperature of exhaust gas is much higher than average temperature of coolant hence focus is put on EHR from high temperature exhaust gases.

The frequency content of this noise is dominated by the firing frequency. For a multi-cylinder four-stroke engine, this value is given by the following relation. Firing frequency ¼ ðRPM Â Number of cylindersÞ=120 However, as pressure waves in gases exiting through the exhaust are periodic though not harmonic, exhaust noise contains not only the firing frequency tone, but also its harmonics. Further, gases exiting the cylinder do not necessarily have nice planar and periodic wave fronts. There is turbulence as well.

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Locomotives and Rail Road Transportation: Technology, Challenges and Prospects by Avinash Kumar Agarwal, Atul Dhar, Anirudh Gautam, Ashok Pandey


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