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Performance and Exergy Analyses of a Solar Assisted Heat Pump with Seasonal Heat Storage and Grey Water Heat Recovery Unit [PDF]

open access: yesEntropy, 2020
The main research objective of this paper was to compare exergy performance of three different heat pump (HP)-based systems and one natural gas (NG)-based system for the production of heating and cooling energy in a single-house dwelling.
Primož Poredoš   +2 more
doaj   +2 more sources

Compact seasonal PCM heat storage for solar heating systems [PDF]

open access: yes, 2015
Space heating of buildings and preparation of domestic hot water accounts for a large part of the society’s energy consumption. Solar radiation is an abundant and renewable energy source which can be harvested by solar collectors and used to cover heating demands in the built environment. The seasonal availability of solar energy does however not match
Dannemand, Mark
core   +1 more source

Simulation and Analysis of Influencing Factors of Solar Energy Inter-seasonal Soil Heat Storage [PDF]

open access: yesE3S Web of Conferences, 2021
Taking an office building in Jinan as an example, the simulation model of solar inter-seasonal soil heat storage was established by TRNSYS software, and the variation law of ground temperature in the heat storage period was analyzed. From the perspective
Lin Ping, Yao Xiangzhi, Bai Yunpeng
doaj   +1 more source

Thermal Performance Analysis on the Seasonal Heat Storage by Deep Borehole Heat Exchanger with the Extended Finite Line Source Model

open access: yesEnergies, 2022
Deep borehole heat exchanger is promising and competitive for seasonal heat storage in the limited space underground with great efficiency. However, seasonal heat storage performance of the essentially deep borehole heat exchanger reaching kilometers ...
Xiangxi Qin   +4 more
doaj   +1 more source

Thermochemical energy storage – from fundamental research to TRL IV [PDF]

open access: yesE3S Web of Conferences, 2019
The paper presents the results of the fundamental research devoted to the application of MgSO4 as a heat carrier for thermochemical seasonal storage system devoted for household application followed by the results of 35kWh storage tank (TRL IV) charging ...
Babiński Piotr   +2 more
doaj   +1 more source

Optimal Seasonal Heat Storage in a District Heating System with Waste Incineration

open access: yesEnergies, 2021
European Union climate goals aim to increase waste incineration instead of landfills. Incineration of waste increases the mismatch between heat production and consumption since waste is generated constantly but energy demand varies significantly between ...
Petri Penttinen   +2 more
doaj   +1 more source

Energy conservation performance of a solar thermal and seasonal thermal energy storage-based renewable energy convergence system for glass greenhouses

open access: yesCase Studies in Thermal Engineering, 2023
The utilization of renewable energy sources have gained significant attention in recent years for greenhouse that consumed lots of cooling and heating energy. This study investigated a solar thermal and seasonal thermal-based renewable energy convergence
Min-Hwi Kim   +3 more
doaj   +1 more source

Energy system for nearly zero energy family buildings — Experience from operation

open access: yesEnergy Reports, 2020
Advanced concept of energy system for space heating, hot water preparation in new family buildings has been developed. Energy system consists of innovative heat pump (5.5 kW) extracting the heat from two environments: ground and ambient air. Heat pump is
Tomas Matuska   +2 more
doaj   +1 more source

Optimal operation of multi-vector energy storage systems with fuel cell cars for cost reduction

open access: yesIET Smart Grid, 2020
Combined borehole (BH) heat storage systems, batteries and power-to-gas system have the potential to shift load, reduce carbon emissions, provide hydrogen for fuel cell cars and save energy costs for end customers on an extended scale.
Can Tang   +3 more
doaj   +1 more source

Application of large underground seasonal thermal energy storage in district heating system: A model-based energy performance assessment of a pilot system in Chifeng, China [PDF]

open access: yes, 2018
Seasonal thermal energy storage (STES) technology is a proven solution to resolve the seasonal discrepancy between heating energy generation from renewables and building heating demands.
Guo, Fang   +4 more
core   +2 more sources

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