train energy saving problem investigates how to control train's velocity such that the quantity of energy consumption is minimized and some system constraints are satis ed. on the assumption that the train's weights on different links are estimated by fuzzy variables when making the train scheduling strategy, we study the fuzzy train energy saving problem. first, we propose a fuzzy energy ...

Based on the study and analysis of technologies technical means for transporting oil gas through main pipelines, energy material-saving methods their construction are scientifically substantiated. A method designing trunk pipelines with variable wall thickness is proposed, which possible under conditions current interstate standard GOST 31447-2012. The technique based use mathematical statistic...

in this study, the optimization of energy consumption and reduction of greenhouse gas emissions of irrigated lentil production in esfahan province were conducted using data envelopment analysis (dea) method. the used data were collected randomly from 140 lentil producers using a face to face questionnaire method in the cropping season of 2014-2015. based on two dea models of constant returns to...

The basic developing objects of modern society are low carbon and energy saving. We must change the traditional high energy consuming building ways into modern novel energy saving buildings. In this paper, the development of modern building energy saving technology was reviewed and concluded. On this basis, designing ways and methods for energy saving system was proposed from the points of wall...

Applying the lithium iron phosphate battery online monitoring system to DC power supply of substation is an innovative measure for energy saving and environmental protection enterprises. Nowadays, world advocating use energy-saving environmentally-friendly green resources, which undoubtedly opens up a wider space research batteries. The article focuses on performance analysis system, significan...

Purpose. The aim of the article is conduction a retrospective analysis experience results introducing innovative, energy-saving technologies in agriculture Ukrainian enterprises. Choosing inhibitory factors innovative development and providing recommendations for further introduction innovations to increase economic efficiency competitiveness agricultural enterprises different regions our count...