Results 21 to 30 of about 18,420,313 (286)

A comprehensive comparative investigation on solar heating and cooling technologies from a thermo‐economic viewpoint—A dynamic simulation

open access: yesEnergy Science & Engineering, 2021
The yearly thermo‐economic performance is dynamically investigated for three solar heating and cooling systems: solar heating and absorption cooling (SHAC), solar heating and ejector cooling (SHEC), and heating and solar vapor compression cooling (HSVC).
Hassan Jafari Mosleh   +6 more
doaj   +1 more source

Effect of Using two storage Tanks as Heat-Exchanger System on the heating performance with economic study in a house solar heater [PDF]

open access: yesThe Egyptian International Journal of Engineering Sciences and Technology, 2022
A solar-heating system is a set of assembled components and subsystems, whose main purpose is the harnessing and converting solar energy to hot water for domestic use. In the present research, two cases of the solar system are compared. The first case is
Mohamed Emeara   +2 more
doaj   +1 more source

PERFORMANCE EVALUATION OF SOLAR COLLECTORS USING A SOLAR SIMULATOR

open access: yesInternational Islamic University Malaysia Engineering Journal, 2015
Solar water heating systems is one of the applications of solar energy. One of the components of a solar water heating system is a solar collector that consists of an absorber.
M. Norhafana   +2 more
doaj   +1 more source

Numerical and Experimental Study on a Solar Water Heating System in Lhasa

open access: yesEnergies, 2017
Lhasa is a “solar city” with high altitude, located in a cold zone in China. Due to the lack of mineral energy sources and the fragility of its ecological environment, solar heating technology is the first choice to satisfy the demand of indoor thermal ...
Xun Yang, Yong Wang, Teng Xiong
doaj   +1 more source

Integrating Solar Heating into an Air Handling Unit to Minimize Energy Consumption [PDF]

open access: yes, 2010
The purpose of this project was to test a method of integrating solar heating with a small commercial air handling unit (AHU). In order to accomplish this a heat exchanger was placed in the reheat position of the AHU and piped to the solar heating ...
Wilson, Scott A
core   +1 more source

Optimization of Solar Water Heating System under Time and Spatial Partition Heating in Rural Dwellings

open access: yesEnergies, 2017
This paper proposes the application of time and spatial partition heating to a solar water heating system. The heating effect and system performance were analyzed under the continuous and whole space heating and time and spatial partition heating using ...
Yanfeng Liu   +3 more
doaj   +1 more source

Experimental and Performance Analysis of Direct Expansion Solar Assisted Heat Pump System for Space Heating

open access: yesZhongguo dianli, 2023
A direct expansion solar assisted heat pump (DX-SAHP) system for space heating with solar heat collector/evaporator and fin evaporator in parallel is constructed, the thermal cycle process of the system is analyzed, an experiment platform of the system ...
Guangbai MA   +3 more
doaj   +1 more source

UTILIZATION OF SOLAR ENERGY FOR IMPROVING BIOGAS PRODUCTION FROM FARM DIGESTERS [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2015
                A solar water heater system has been built and installed at a farm scale operated digester of dairy cows wastes. The solar heating system (solar collectors and storage tank) is connected to a heat exchanger situated inside the digester in
M. EL-bakhashwan, G. Youssef
doaj   +1 more source

Multi-perspective assessment of solar water heating systems in regions with hot summers and cold winters—thermal, economic and environmental perspectives

open access: yesCase Studies in Thermal Engineering
The intermittent and seasonal characteristics of solar water heating systems motivate the development of auxiliary heating equipment. In this study, an experimental study was carried out on a solar water heating system in Xiangtan with hot summers and ...
Yan Yan   +6 more
doaj   +1 more source

The operation performance of air source heat pump-solar composite heating system in office buildings in hot summer and cold winter areas

open access: yesXi'an Gongcheng Daxue xuebao, 2023
To promote efficient and energy-saving heating methods and alleviate energy constraints in the context of centralized heating in the hot summers and cold winters of Sichuan province, integrating the climate and architectural features of Chengdu, a ...
DENG Shudan   +4 more
doaj   +1 more source

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