Results 21 to 30 of about 166,956,813 (251)

Domestic Heat Pump System With Solar Thermal Collectors as Heat Source and Annual Ice Storage [PDF]

open access: yes, 2012
Aim of this paper is a theoretical and experimental investigation of a domestic heating system with heat pump using solar thermal collectors as the only heat source.
Gschwend, Andreas, Bertsch, Stefan S.
core   +1 more source

Innovative Approach for Heating of Buildings Using Water from a Flooded Coal Mine Through an Open Loop Based Single Shaft GSHP System [PDF]

open access: yes, 2015
Geothermal energy, deep and shallow, has always been identified as an important renewable energy resource. The stable temperature and relatively low enthalpy of mine water contained in the abandoned and flooded coal mines have the potential to form a ...
Athresh, Anup P.   +5 more
core   +1 more source

LOW POTENTIAL HEAT SOURCES AND REQUIREMENTS FOR HEAT EXCHANGE EQUIPMENT FOR ENERGY EFFICIENT UTILIZATION OF SUCH HEAT

open access: yesIntegrated Technologies and Energy Saving, 2019
Наведено аналіз можливих джерел тепла низького потенціалу серед яких визначено потоки після промислових процесів, стічні води та вентиляційне повітря будівель, тепло спалювання промислових та побутових відходів, тепло сонячних колекторів та геотермальне тепло. Утилізація цього тепла дозволяє в значній мірі скоротити потреби в викопних паливах та викиди
openaire   +4 more sources

On the Design and Response of Domestic Ground-Source Heat Pumps in the UK [PDF]

open access: yes, 2014
The design and response of ground source heat pumps coupled to vertical closed loop arrays in UK domestic applications are investigated in this article.
Underwood, Chris, Chris Underwood
core   +1 more source

THE CENTRALIZED SYSTEM OF HEAT SUPPLY WITH THERMAL PUMPS

open access: yesИзвестия высших учебных заведений: Нефть и газ, 2016
The article presents the analysis of technical and economic efficiency of replacement of a boiler house by a heatpumping unit that uses as a low potential heat source the heat electropower station waste water.
O. A. Stepanov   +3 more
doaj   +1 more source

Hybrid solar thermal and heat pump systems in industry: Model based development of globally applicable design guidelines

open access: yesSolar Energy Advances, 2023
Solar thermal heating systems and heat pumps are key technologies for decarbonizing low temperature industrial heat demand. Fluctuating solar irradiance, limited heat source capacity or limited availability of renewable electricity often limit the ...
Mateo Jesper   +3 more
doaj   +1 more source

Low Enthalpy Geothermal Resources for Local Sustainable Development: A Case Study in Poland

open access: yesEnergies, 2020
Many regions in Poland face the problem of air pollution. These regions include, though are not exclusive, to health resorts, an important element of the healthcare industry.
Aleksandra Szulc-Wrońska   +1 more
doaj   +1 more source

Building a Zero-Carbon Thermal System [PDF]

open access: yes中国工程科学
The development of a new zero-carbon thermal system is critical for achieving China’s energy transition and carbon neutrality goals. Heat pumps are a key enabling technology in this process, and their successful deployment hinges on two factors ...
Yi Jiang   +5 more
doaj   +1 more source

Hybrid Ventilation with Innovative Heat Recovery—A System Analysis

open access: yesBuildings, 2013
One of the most important factors when low energy houses are built is to have good heat recovery on the ventilation system. However, standard ventilation units use a considerable amount of electricity.
Bengt Hellström   +2 more
doaj   +1 more source

Genesis and occurrence models of hot-dry geothermal resources in Guangxi

open access: yes地质科技通报, 2022
As a kind of clean and renewable geothermal resource, dry hot rock (HDR) contains a huge potential for geothermal energy, which is of great development prospect and research value.
Minghang Sun   +9 more
doaj   +1 more source

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