Results 51 to 60 of about 287,587 (259)

Research Progress and Prospect of Air Source Heat Pump in Low Temperature Environment

Zhileng xuebao, 2013
Air source heat pump, a high efficiency, energy conservation and environmental protection device, is in prospect of wide application and market value.
Wang Fenghao, Wang Zhihua, Zheng Yuxin, Hao Jibo   +3 more
doaj  

Energy performance enhancement in air-source heat pump with a direct evaporative cooler-applied condenser

Case Studies in Thermal Engineering, 2022
The energy consumption of the air-source heat pump operated in cooling mode is affected by the outdoor air condition in summer. It is important to not only install the evaporative cooler in front of the condenser inlet side but also consider the ...
Beom-Jun Kim, Su-Young Jo, Jae-Weon Jeong   +2 more
doaj   +1 more source

Experimental study of an air-source heat pump for simultaneous heating and cooling - Part 1: Basic concepts and performance verification

, 2011
International audienceThis article presents the concepts of an air-source Heat Pump for Simultaneous heating and cooling (HPS) designed for hotels and smaller residential, commercial and office buildings in which simultaneous needs in heating and cooling
Byrne, Paul, Lénat, Yves, Miriel, Jacques   +2 more
core   +2 more sources

District Power-To-Heat/Cool Complemented by Sewage Heat Recovery [PDF]

, 2019
District heating and cooling (DHC), when combined with waste or renewable energy sources, is an environmentally sound alternative to individual heating and cooling systems in buildings.
Aprile, Marcello, Arregi, Beñat, Dombrovszky, Marcell, Dénarié, Alice, Elguezabal, Peru, Gwerder, Damian, Kiss, Pál, Schuetz, Philipp, Scoccia, Rossano   +8 more
core   +2 more sources

The efficiency of the heat pump water heater, during DHW tapping cycle

E3S Web of Conferences, 2017
This paper discusses one of the most effective systems for domestic hot water (DHW) production based on air-source heat pump with an integrated tank. The operating principle of the heat pump is described in detail.
Gużda Arkadiusz, Szmolke Norbert
doaj   +1 more source

Comparison of Heating Energy Performance of HVAC System that Combines Air Source Heat Pump and Energy Recovery Ventilation (ERV) for Residential Buildings [PDF]

, 2022
Minho Choi, Kwangho Lee
openalex   +1 more source

Dynamic thermal simulation of horizontal ground heat exchangers for renewable heating and ventilation of buildings [PDF]

, 2016
A ground heat exchanger is used to transfer thermal energy stored in soil in order to provide renewable heating, cooling and ventilation of a building.
Bansal, Bottarelli, Chong, Cosby, Darkwa, Gan, Gan, Gan, Gan, Gnielinski, Gonzalez, Guohui Gan, Maerefat, Mei, Mihalakakou, Niu, Ozgener, Philip, Santamouris, Svec, Tiwari, Wu   +21 more
core   +1 more source

Experimental Study on Heat Transfer Process Optimization of Heat Storage Wall of the Heat Pump in Tunnel Surrounding Rock in the Cold Region

Geofluids, 2022
For tunnels in cold or serious cold areas, the problem of leaking in the spring thawing period is very frequent, which will cause various tunnel diseases due to freezing.
Yafei Li, Dianwei Qi, Hongchao Yan, Jiaqi Zhang   +3 more
doaj   +1 more source

Analysis of Heat Pumps Efficiency in Selected Locations – A Case Study

Environmental and Climate Technologies, 2022
Heat pumps are increasingly popular in individual buildings and could help to meet expectations of ambitious energy-environmental European goals until 2050.
Ołtarzewska Agata, Krawczyk Dorota Anna
doaj   +1 more source

Investigation on thermal-hydraulic performance of outdoor heat exchanger in air sources heat pump [PDF]

, 2017
A plethora of findings exists on the decreasing heat transfer performance of ASHP under frosting condition. This study investigates, using field and laboratory experiments, the frosting behavior and heat transfer performance of fin-tube exchangers ...
Chen, Y, Fang, Z, Li, L, Oladokun, MO, Wang, H   +4 more
core   +2 more sources