Hydraulic mechanical continuously variable transmission (HMCVT) is a system combining and hydraulic power flow. The matching design of the source contribute to energy-saving emission reduction vehicles, meet requirements modern society for environmental protection energy-saving. This paper takes pickup truck as research object ratio control strategy self-designed new HMCVT with goal minimizing ...

the municipality of tehran is intending to construct a permanent international flower exhibition. the activities for construction began in the year 2006. the exhibition has three distinct areas namely “northern area”,”southern area” and “central area”. in northern and southern area the flowers are supposed to be preserved and in central area, they will be sold out. in the present st...

due to shortage of precipitation and the spatial and periodical disparity of rainfalls, iran iscounted among the arid and semi-arid countries of the world, and therefore the water utilities have put thecontrol of consumption and efficient use of water high on their priorities. water consumption management isconsidered as a field of energy management, and the impacts of effective measure related...

To achieve the goal of sustainable development, China has implemented energy conservation and emission-reduction policy. So far, there is still little evidence impact policiy on corporate behaviour. Therefore, this study collects data Chinese A-share listed companies from 2010 to 2017 applies staggered difference-in-differences method analyse policy environmental, social governance performance ...

Abstract After the “3060” carbon peak and neutrality strategic goal was put forward, various industries actively responded to find new ways for energy conservation emission reduction. In field of automobile manufacturing, transition from traditional fuel vehicles electric is an inevitable trend. This paper builds a mathematical model that uses three major indicators emissions per 100 kilometers...