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Performance analysis of a proposed solar assisted ground coupled heat pump system
Chen, Xi; Yang, Hongxing - In: Applied Energy 97 (2012) C, pp. 888-896
This paper presents the numerical simulation of a solar assisted ground coupled heat pump (SAGCHP) system which can … provide both space heating and domestic hot water (DHW). The optimization process is completed on the TRNSYS based platform by … carried out under different meteorological conditions to explore the applicability of the proposed SAGCHP system in northern …
Persistent link: https://www.econbiz.de/10010702657
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Rule-based Mamdani-type fuzzy modeling of heating and cooling performances of counter-flow Ranque–Hilsch vortex tubes with different geometric construction for steel
Berber, Adnan; Dincer, Kevser; Yılmaz, Yusuf; Ozen, … - In: Energy 51 (2013) C, pp. 297-304
In this study, heating and cooling performances of counter-flow Ranque–Hilsch vortex tubes (RHVT) were experimentally … RBMTF can be successfully used for the determination of heating and cooling performances of counter-flow RHVT with different …
Persistent link: https://www.econbiz.de/10011055964
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In situ operation performance test of ground coupled heat pump system for cooling and heating provision in temperate zone
Man, Yi; Yang, Hongxing; Wang, Jinggang; Fang, Zhaohong - In: Applied Energy 97 (2012) C, pp. 913-920
GCHP system for both cooling provision and heating provision are investigated with two operation modes, which are the … operation conditions and modes. Besides, heat and cold accumulation in the ground during cooling and heating provision of the …
Persistent link: https://www.econbiz.de/10010702402
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Geothermal Energy Market Study on the Atlantic Coastal Plain. A Review of Recent Energy Price Projections for Traditional Space Heating Fuel 1985-2000
Weissbrod, Richard; Barron, William - 2007
. Since low temperature geothermal energy will compete primarily for the space and process heating markets currently held by … supply), and thus the price of electric space heating is likely to be an upper bound on a competitive price for geothermal …
Persistent link: https://www.econbiz.de/10009435445
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Naval Undersea Warfare Center Division Newport utilities metering, Phase 1
Carroll, D.M. - 2008
Pacific Northwest Laboratory developed this report for the US Navy's Naval Undersea Warfare Center Division Newport, Rhode Island (NUWC). The purpose of the report was to review options for metering electricity and steam used in the NUWC compound, and to make recommendations to NUWC for...
Persistent link: https://www.econbiz.de/10009435469
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Evaluation of resource impact factors versus social cost estimates in determining building energy performance standard levels
Nieves, L.A.; Nesse, R.J.; Adams, R.C.; McDonald, C.L. - 2011
In order to increase the welfare of society through the implementation of a building energy-performance standard, a method is required by which the least-cost means of obtaining the desired space conditioning of a building can be estimated. In other words, a life-cycle cost model must be...
Persistent link: https://www.econbiz.de/10009435495
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Potential for substitution of geothermal energy at domestic defense installations and White Sands Missile Range
Bakewell, C.A.; Renner, J.L. - 2007
Geothermal resources that might provide substitute energy at any of 76 defense installations are identified and evaluated. The geologic characteristics and related economics of potential geothermal resources located at or near the 76 installations were estimated. The geologic assessment...
Persistent link: https://www.econbiz.de/10009435583
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An analysis of US propane markets, winter 1996-1997
2009
, natural gas, and products derived from both began to increase rapidly ahead of the winter heating season. Various government … were mounting about a possibly similar situation in heating fuels, with potentially more serious consequences. In response …
Persistent link: https://www.econbiz.de/10009435595
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Estimating market penetration of new district heating and cooling systems using a combination of economic cost and diffusion models
Teotia, A.P.S.; Karvelas, D.E. - 2008
methodology is illustrated with the example of market-penetration forecasting of new district heating and cooling (DHC) systems in …
Persistent link: https://www.econbiz.de/10009435995
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Comparing Maintenance Costs of Geothermal Heat Pump Systems with other HVAC Systems in Lincoln Public Schools: Repair, Service, and Corrective Actions
Martin, M.A.; Durfee, D.J.; Hughes, P.J. - 2006
cooling to over 70% of its total floor area and uses one of the following heating and cooling systems: vertical …
Persistent link: https://www.econbiz.de/10009436207