Vehicle Energy Management – Energy Related Optimal Operating Strategies for CO2 Reduction

Author(s):  
Thomas Eymann ◽  
Athanasios Vikas
2015 ◽  
Vol 77 (23) ◽  
Author(s):  
Mahidin Mahidin ◽  
Hamdani Hamdani ◽  
Jailani Ibrahim ◽  
Teuku Zubir ◽  
Agus Nur Yasin

Energy conservation is an important issue in all sectoral activities, especially in processing industries such as natural gas refinery and liquefaction plant, petrochemical and cement mill in which energy isused in large amount. This paper presents a discussion on the experience in establishment and implementation the energy conservation program, including the reduction of greenhouse gas (GHG) emission achieved in the last four years in Arun LNG Plant, a commercial natural gas liquefaction plant in Aceh, Indonesia with a capacity of 2.2 million ton LNG per year. In addition, an analysis on the specific energy consumption and CO2 reduction is provided. The Energy Management Matrix was adopted in assessment of the energy management implementation in theArun LNG Plant. It was found that the efficiency of the plant tended to decrease from year to year, which was represented by the specificity of fuel consumption (accounted based on the LNG product). In 2010 the specific fuel consumption was 0.0088 mmscf per m3 LNG product; it was up to 0.0234 in 2013. Fortunately, it was observed that the specific CO2 reduction (calculated on the LNG product basis) increased during tlast four years; in 2010 and 2013 the specific CO2 reduction was 0.195 and 0.518 ton per 105 m3 LNG produced, respectively.


2013 ◽  
Vol 46 (32) ◽  
pp. 457-462
Author(s):  
Pratik Athawale ◽  
K Hariprasad ◽  
Siram Vinod ◽  
Sharad Bhartiya

ATZ worldwide ◽  
2016 ◽  
Vol 118 (11) ◽  
pp. 52-55
Author(s):  
Oliver Maiwald ◽  
Bernhard Klein

2017 ◽  
Vol 27 (2) ◽  
pp. 323-336
Author(s):  
Maik Leska ◽  
Harald Aschemann ◽  
Michael Melzer ◽  
Michael Meinert

Abstract In contrast to road-based traffic, the track as well as the corresponding duty cycle for railways are known beforehand, which represents a great advantage during the development of operating strategies for hybrid vehicles. Hence the benefits of hybrid vehicles regarding the fuel consumption can be exploited by means of an off-line optimisation. In this article, the fuel-optimal operating strategy is calculated for one specified track using two hybrid railway vehicles with different kinds of energy storage systems: on the one hand, a lithium-ion battery (high-energy storage) and, on the other, a double layer capacitor (high-power storage). For this purpose, control-oriented simulation models are developed for each architecture addressing the main effects contributing to the longitudinal dynamics of the power train. Based on these simulation models, the fuel-optimal operating strategy is calculated by two different approaches: Bellman’s dynamic programming, a wellknown approach in this field, and an innovative sensitivity-based optimisation.


1985 ◽  
Vol 105 (4) ◽  
pp. 355-362
Author(s):  
Satoshi Morozumi ◽  
Ken-ichi Nishiya ◽  
Jun Hasegawa ◽  
Hajime Fujiwara

1986 ◽  
Vol 106 (3) ◽  
pp. 225-232
Author(s):  
Kazushi Minagawa ◽  
Satoshi Morozumi ◽  
Ken-ichi Nishiya ◽  
Jun Hasegawa ◽  
Hajime Fujiwara

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