نتایج جستجو برای: solar heat injection

تعداد نتایج: 469161  

2018
Zhiwei Ma Huashan Bao Anthony Paul Roskilly

Seasonal solar thermal energy storage (SSTES) has been investigated widely to solve the mismatch between majority solar thermal energy in summer and majority heating demand in winter. To study the feasibility of SSTES in domestic dwellings in the UK, eight representative cities including Edinburgh, Newcastle, Belfast, Manchester, Birmingham, Cardiff, London and Plymouth have been selected in th...

Journal: :The Journal of experimental biology 1988
G E Walsberg

The coats of birds and mammals typically vary through their depth in structure, insulation and optical qualities. Physical models predict that such variation can substantially affect the solar heat load acquired by an animal. This study quantifies the consequences of complex coat structure for solar heat gain in the rock squirrel (Spermophilus variegatus (Erxleben, 1777)), a species normally ex...

2017
Tess Wegman Astrid van Leeuwen

High Temperature Aquifer Thermal Energy Storage (HT-ATES) systems can be implemented to store geothermal energy, residual industrial heat and solar heat. Due to the large temperature differences between the injection fluid and ambient groundwater, buoyancy flow occurs, which causes heat losses which in turn results in poor efficiency of such systems. The heat losses can be reduced by applying d...

Journal: :ماشین های کشاورزی 0
فاطمه نادی سامان آبدانان مهدی زاده اولدوز نورانی زنوز

introduction the significant of solar energy as a renewable energy source, clean and without damage to the environment, for the production of electricity and heat is of great importance. furthermore, due to the oil crisis as well as reducing the cost of home heating by 70%, solar energy in the past two decades has been a favorite of many researchers. solar collectors are devices for collecting ...

Computational and mathematical models provide an important compliment to experimental studies in the development of solar energy engineering in case of electro-conductive magnetic micropolar polymers. Inspired by further understanding the complex fluid dynamics of these processes, we examine herein the non-linear steady, hydromagnetic micropolar flow with radiation and heat source/sink effects ...

2015
Joseph J. Biernacki Haley White Brian M. Agee Daniel J. Swartling

Recently, solar reflectors developed from and demonstrated using repurposed satellite dishes have been incorporated as the sole thermal heat source for lab-scale synthetic chemical reactions. These solar reflectors use directed solar irradiation to conduct synthetic reactions, rather than the traditional route of collecting solar irradiation and then using an intermediate heat exchanger to tran...

2006
Y. Kaneko K. Sagara T. Yamanaka H. Kotani

Solar-induced ventilation could be provided by incorporating the solar chimney with buildings. This technique is getting popular in new constructions which are intended to exploit renewable resources to save conventional energy without sacrificing indoor thermal comfort and air quality. Authors [1] [2] have been conducted various experimental and theoretical studies on ventilation performance o...

2014
S. Vijayakumar R. Vinoth K. Abilash P. Praveen

Effects of insertion of coiled wire in juxtaposition with twisted tapes on heat transfer rate and solar radiation without disturbing the flow inside the riser tubes in a solar flat plate collector is experimentally reconnoitered in this present work. The wire coil used as a turbulator is placed inside the riser tube while the twisted tape is inserted into the wire coil to create a continuous sw...

2015
Yongqing Wang Zhilong Xu Noam Lior Hui Zeng

An experimental desalination system coupling a vacuum membrane distillation (VMD) unit and a vacuum tube solar heat collection (SHC) unit was developed and tested. The parametric sensitivity of the VMD unit performance was investigated first using an electric heater as the heat source, and then the whole system was examined using solar heat. It was revealed that hot feed temperatures higher tha...

2015
M.-L. Timmermans

High-resolution measurements of ocean temperature and salinity in the Arctic Ocean’s Canada Basin reveal the importance of the release of solar-derived stored ocean heat on sea ice growth. Locally absorbed summer solar heat is stored in a near-surface temperature maximum (NSTM) layer underlying the mixed layer. The heat content of the NSTM layer was anomalously large following summer 2007, whic...

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