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Numerical study on heat and mass transfer characteristics ...

Abstract. The heat-source tower heat pump (HSTHP) as a novel energy-saving unit extracts low-grade thermal energy from air that can be a promising alternative of boiler in Yangtze River basin China. A numerical model for analysis of the heat and mass transfer characteristics of a counter-flow heat source tower (CFHST) operating in winter is developed and validated by using

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Analysis on energy consumption of water-loop heat pump ...

The results show that if coal-burning boiler is used as the heat source the WLHPS does not have any effect of energy saving but it has distinct effect under appropriate condition if electric boiler is used. Considering the other affecting factors the system can be applied in most areas in China especially along the Coast of Yangtze River ...

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Prospects of hydropower industry in the Yangtze River ...

Feb 01 2019 · In addition the prosperous Yangtze River Delta generates as much as 20% of the PRC's GDP. Hydropower development along the Yangtze River also has enormous economic benefits in power generation flood control irrigation shipping and the like . It plays an important role in energy security social stability and ecological protection.

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CN101776316A - System with model of south of Yangtze River ...

The invention relates to a system with 'a model of south of the Yangtze River' applying the ground source heat pump technology and a control method thereof. The system comprises a heat pump unit an indoor air conditioner a hot water tank a ground-source-side water divider a ground-source-side water collector and a cooling tower and through the connection of pipelines the

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Environmental efficiency analysis of the Yangtze River ...

Sep 01 2017 · Results show that large gaps exist in city's environmental efficiency. Cities in the Yangtze River Delta (YRD) show higher EEs than that in the Chengyu Urban Agglomeration (CUA) and Urban Agglomeration in the Middle Reaches of the Yangtze River (UAMR) areas. 15 cities have an EE below 0.2 and only 2 cities above 1 in 2014.

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