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Thermal and electrical performance evaluation of PV hybrid facades at high latitudes

Abstract

The utilization of the thermal and electrical energy from photovoltaic (PV) systems is seen as one method of making building integrated PV technology cost effective. Major European research programmes are currently investigating how best to integrate this technology within a building`s construction and so effectively utilise both energy modes. In theory, the energy from PV hybrid components can be used most effectively when applied at high latitude sites for the following reasons. (i) The sun`s lower altitude allows larger areas of a vertical structure to be irradiated. (ii) The extended length of the heating season allows for the `low grade` thermal energy to be used for space heating applications. (iii) The electrical efficiency is maximised, since the PV modules are operating at lower ambient temperatures. This presentation reports on the PV thermal and electrical prediction capabilities as recently installed within the ESP-r system; the application of this simulation tool in evaluating PV hybrid facade performance; and comparisons of predicted performance with results from outdoor tests within the UK. It concludes with an evaluation of the thermal and electrical performance of PV hybrid systems when operating under climatic conditions ranging from the Mediterranean to Scandinavia. (orig.)
Authors:
Clarke, J A; Johnstone, C M; Strachan, P A [1] 
  1. Energy Systems Research Unit, University of Strathclyde, Glasgow (United Kingdom)
Publication Date:
Dec 31, 1997
Product Type:
Technical Report
Report Number:
NEI-FI-334(v.2); CONF-970637-
Reference Number:
SCA: 140600; PA: FI-98:003286; EDB-98:048402; SN: 98001940088
Resource Relation:
Conference: 7. international conference on solar energy at high latitudes and solar exhibition, Espoo (Finland), 9-13 Jun 1997; Other Information: PBD: 1997; Related Information: Is Part Of North sun `97. Proceedings; Konttinen, P.; Lund, P.H. [eds.]; PB: 459 p.
Subject:
14 SOLAR ENERGY; PHOTOVOLTAIC POWER SUPPLIES; PERFORMANCE; COMPUTERIZED SIMULATION; LATITUDE EFFECT
OSTI ID:
591753
Research Organizations:
Helsinki Univ. of Technology, Otaniemi (Finland). Advanced Energy Systems and Technologies
Country of Origin:
Finland
Language:
English
Other Identifying Numbers:
Other: ISBN 951-22-3567-6; TRN: FI9803286
Availability:
Available from Helsinki University of Technology, Advanced Energy Systems and Technologies, P.O.Box 2200, FIN-02015 HUT, (Finland)
Submitting Site:
FI
Size:
pp. 855-860
Announcement Date:
Jan 23, 2004

Citation Formats

Clarke, J A, Johnstone, C M, and Strachan, P A. Thermal and electrical performance evaluation of PV hybrid facades at high latitudes. Finland: N. p., 1997. Web.
Clarke, J A, Johnstone, C M, & Strachan, P A. Thermal and electrical performance evaluation of PV hybrid facades at high latitudes. Finland.
Clarke, J A, Johnstone, C M, and Strachan, P A. 1997. "Thermal and electrical performance evaluation of PV hybrid facades at high latitudes." Finland.
@misc{etde_591753,
title = {Thermal and electrical performance evaluation of PV hybrid facades at high latitudes}
author = {Clarke, J A, Johnstone, C M, and Strachan, P A}
abstractNote = {The utilization of the thermal and electrical energy from photovoltaic (PV) systems is seen as one method of making building integrated PV technology cost effective. Major European research programmes are currently investigating how best to integrate this technology within a building`s construction and so effectively utilise both energy modes. In theory, the energy from PV hybrid components can be used most effectively when applied at high latitude sites for the following reasons. (i) The sun`s lower altitude allows larger areas of a vertical structure to be irradiated. (ii) The extended length of the heating season allows for the `low grade` thermal energy to be used for space heating applications. (iii) The electrical efficiency is maximised, since the PV modules are operating at lower ambient temperatures. This presentation reports on the PV thermal and electrical prediction capabilities as recently installed within the ESP-r system; the application of this simulation tool in evaluating PV hybrid facade performance; and comparisons of predicted performance with results from outdoor tests within the UK. It concludes with an evaluation of the thermal and electrical performance of PV hybrid systems when operating under climatic conditions ranging from the Mediterranean to Scandinavia. (orig.)}
place = {Finland}
year = {1997}
month = {Dec}
}