Results 261 to 270 of about 6,891,830 (344)

A machine-learning-based approach to predict residential annual space heating and cooling loads considering occupant behaviour

Energy, 2020
Energy consumption for space heating and cooling typically accounts for more than 40% of residential household energy consumption. An accurate and fast prediction of space heating and cooling loads aids energy conservation and carbon emission reduction ...
Xinyi Li, R. Yao
semanticscholar   +3 more sources

Environmental and economical analyses of transcritical CO2 heat pump combined with direct dedicated mechanical subcooling (DMS) for space heating in China

Energy Conversion and Management, 2019
An environmental and economical assessment model is developed, in order to evaluate the performances of transcritical CO 2 heat pump system with dedicated mechanical subcooling (CO 2 HP DMS ). Introducing DMS to traditional CO 2 HP system is an efficient
B. Dai, Haifeng Qi, Shengchun Liu, Zhifeng Zhong, Hailong Li, Mengjie Song, Muyu Ma, Zhili Sun   +7 more
semanticscholar   +3 more sources

High energy-density and power-density thermal storage prototype with hydrated salt for hot water and space heating

Applied Energy, 2019
Thermal energy storage is a key technology to promote renewable energy application and utilization of off-peak electricity for space heating and hot water.
Tingxian Li, Jiaxing Xu, Dan Wu, F. He, Ruzhu Wang   +4 more
semanticscholar   +3 more sources

Performance of air and ground source heat pumps retrofitted to radiator heating systems and measures to reduce space heating temperatures in existing buildings

Energy, 2021
Heat pumps are expected to play a central role in decarbonizing heat supply, but face challenges in existing buildings due to high temperature requirements of existing radiator systems.
Manuel Lämmle, J. Wapler, Danny Günther, S. Hess, Michael Kropp, S. Herkel   +5 more
semanticscholar   +1 more source

Techno-economic analysis of air source heat pump combined with latent thermal energy storage applied for space heating in China

, 2021
In order to improve the heating performance of conventional air source heat pump system operated in cold regions, an air source heat pump system combined with latent thermal energy storage (ASHPLTES) has been proposed in the previous work. In this paper,
Meng Yu, Shengbin Li, Xuejun Zhang, Yang Zhao   +3 more
semanticscholar   +1 more source

Energy saving potential for space heating in Chinese airport terminals: The impact of air infiltration

, 2021
Airport terminals are key infrastructures with rapid development, which have a high level of energy consumption, especially for space heating in cold climate zones.
Xiaochen Liu, Tao Zhang, Xiaohua Liu, Lingshan Li, Lin Lin, Yi Jiang   +5 more
semanticscholar   +1 more source

Modified transcritical CO2 heat pump system with new water flow configuration for residential space heating

, 2021
Utilizing air-source heat pumps for residential space heating in cold climates is an important measure for environmental protection and energy conservation.
Yu-Jia He, Jia-Hao Cheng, M. Chang, Chunwei Zhang   +3 more
semanticscholar   +1 more source