The composite air-conditioning system combined heat pipes and vapor compression, which can utilize natural cooling sources effectively, has been widely used in data centers recently. The common energy-saving strategy is to make the best use of the natural cooling sources according to outside...

To the authors’ knowledge, most research to date has concerned the conventional extractive distillation (CED) to separate acetone/ n -heptane binary azeotrope. In this paper, the extractive dividing wall column (EDWC) technique is utilized aiming at improving the economy, environmental...

The authors select six indices of resource endowment, supply scale and structure of agricultural products in assessment area of China, and then use Factor Analysis Method and Geographic Information System (GIS) technology to classify the supply capacity of agricultural products in 140 counties...