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Tuesday, August 4, 2020 | History

2 edition of Analytical modeling of heat pump units as as design aid and for performance prediction found in the catalog.

Analytical modeling of heat pump units as as design aid and for performance prediction

Jack Edwin Flower

Analytical modeling of heat pump units as as design aid and for performance prediction

by Jack Edwin Flower

  • 204 Want to read
  • 35 Currently reading

Published by Dept. of Energy, Lawrence Livermore Laboratory, for sale by the National Technical Information Service] in Livermore, Calif, [Springfield, Va .
Written in English

    Subjects:
  • Heat pumps.,
  • Heat pumps -- Models.

  • Edition Notes

    StatementJack Edwin Flower.
    SeriesUCRL ; 52618
    ContributionsLawrence Livermore Laboratory.
    The Physical Object
    Paginationi, 1, 147 p. ;
    Number of Pages147
    ID Numbers
    Open LibraryOL17649447M

    Visitor Kindly Note: This website is created solely for the engineering students and graduates to download an engineering e-books, Competitive Study Notes & other Study materials for free of cost. LearnEngineering team try to Helping the students and others who cannot afford buying books is our aim. If You think this Study Material/Book is Useful, Please Get It Legally from . performance of reversible heat pump system. Mathematical model of the condenser is created in analytical form based on the data of the existing physical condenser. Hongtao Qiao and al. [3]. Set a new mathematical model of the convective heat transfer coefficient to the refrigerant and water within the plate condenser.

      Foundation heat exchangers (FHXs) are an alternative to more costly ground heat exchangers utilized in ground-source heat pump (GSHP) systems serving detached or semi-detached houses. Simulation models of FHX are needed for design and energy calculations. This paper looks at two approaches used for development of simulation models for FHX systems: a Cited by: 8. Bourke and Bansal () coupled an air-source heat pump water heater to domestic hot water consumptions using TRNSYS software (Solar Energy Laboratory, ). Kinab et al. () also used this software to model and simulate a reversible heat pump including detailed compressor, heat exchangers and frosting/defrosting model.

      In this study, the performance of an air source heat pump system installed in a commercial building is analyzed using the developed heat pump performance model and building load simulation data of several regions in Korea. The performance test of an air source heat pump system with a variable speed compressor is tested to develop model that considers changes in Cited by: 3.   Performance analysis of air source heat pump system for office building. / Han, Dongwon; Chang, Young Soo; Kim, Yong Chan.. In: Journal of Mechanical Science and Cited by: 3.


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Analytical modeling of heat pump units as as design aid and for performance prediction by Jack Edwin Flower Download PDF EPUB FB2

Get this from a library. Analytical modeling of heat pump units as as design aid and for performance prediction. [Jack Edwin Flower; Lawrence Livermore Laboratory.]. This paper introduces a novel design and performance prediction tool for the ground source heat pump (GSHP) system.

This tool features, a user-friendly. Three out of five heat pumps (Units A, B, and D) use the refrigerant Ra, while Units C and E use Ra. Units A, B, and D use a wrapped tank heat exchanger where the condenser coils the encircle outside of the storage tank.

Unit E uses an immersed heat exchanger where the condenser coils are located within the water storage tank. Research tool for use in the steady-state simulation and design analysis of heat pumps and air conditioners.

The program can be used with most of the newer HFC refrigerants as well as with HCFCs and CFCs. The standard vapor-compression cycle is modeled with empirical representations for compressor performance and first-principle region-by-region modeling of.

Heat Pump Conceptual Study and Design Overall assessment and further work Problem area The classical method for spacecraft thermal control is that the waste heat is conducted to the radiator, where it is radiated to space.

Therefore, the radiator temperature must be lower than the equipment temperature. A Heat Pump uses a. Modeling and Verification of Heat Pump Performance for Industrial Ener on *FREE* shipping on qualifying cturer: Publisher Unknown.

An Analytical and Experimental Study of Air-Lift Pump Performance This paper provides details about the design and development of the heat pump. Published by Elsevier Ltd. Peer-review under responsibility of the organizing committee of ICACER 2nd International Conference on Advances on Clean Energy Research, ICACERAprilBerlin, Germany Analytical Prediction Models for Evaluating Pumps-As-Turbines (PaTs) Performance Mosè Rossia*, Massimiliano Renzia aLibera Cited by: Part I: Literature review such as individual room-thermostats, boiler/heat pump on-off, time clock for night setback and individual radiator-flow controllers, etc.

Henderson32 developed a model to study the influence of design and operational factors on the performance of heat pumps in service by means of a transient analysis of the Cited by: 7. Heat Pump Dryers: Theory, Design and Industrial Applications discusses the ready-to-use technology of heat pump drying.

The book compares conventional and heat pump drying, addresses the confines and limitations of conventional drying, and proposes viable solutions using this novel process. Page 1 International Refrigeration and Air Conditioning Conference at Purdue, JulySystem Modeling of Gas Engine Driven Heat Pump.

Isaac Mahderekal1*, Bo Shen1, Edward A. Vineyard 1. 1Building Technologies Research and Integration Center, Oak Ridge National Laboratory One Bethel Valley Road, P.O. BoxMSPage 1 16th International Refrigeration and Air Conditioning Conference at Purdue, JulyLaboratory Performance Evaluation of Residential Scale Gas Engine Driven Heat Pump Ahmad Abu-Heiba1*, Isaac Mahderekal2, Ayyoub Momen1 1Oak Ridge National Laboratory, Oak Ridge, TN, USA Phone: Author: Ahmad Abu-Heiba, Isaac Y.

Mahderekal, Ayyoub Momen. ADVANCES IN MODELING OF GROUND-SOURCE HEAT PUMP SYSTEMS By ANDREW D. CHIASSON Bachelor of Applied Science University of Windsor Windsor, Ontario, Canada Master of Applied Science University of Windsor Windsor, Ontario, Canada Submitted to the Faculty of the Graduate College of the Oklahoma State University in partial fulfillment of.

The cooling circuit, i.e. the heat pump, is in the centre of the heat pump heating - cooling system. A heat pump consists of the four main components: evaporator, compressor, condenser and expansion valves. The refrigerant is the working fluid of heat pumps. In the evaporator, the refrigerant takes over the heat from the low-temperature primary File Size: KB.

EUROPEAN HEAT PUMP MARKET Main Figures of Heat Pumps in Europe Heat pump market is expanding rapidly in Europe as described in Figure 1, with the development of commercial sectors especially offices and the economical growth in the South.

The European study represented below is based on the number of heat pump systems sold in European File Size: KB. 2 Factors affcting air source heat pump performance 12 Principles of the heat pump cycle 12 Practical heat pumps 14 Improvements to the basic practical heat pump cycle 16 Defrost cycles 17 Heating systems and seasonal performance factor 19 3 Literature review 24 4 Methodology 28 IDEAS methodology 28File Size: 1MB.

Right-sizing of a residential heating, ventilation, and air conditioning (HVAC) system involves the selection of equipment and the design of the air distribution system to meet the accurate. Heat Pump and Refrigeration Systems Design, Analysis and Applications Proceedings International Mechanical Engineering Congress and Exposition (Advanced Energy Systems Series) [Den Braven, Karen R.] on *FREE* shipping on qualifying offers.

Heat Pump and Refrigeration Systems Design, Analysis and Applications Proceedings Author: Karen R. Den Braven. Where a heat pump is used to provide part of the building's heat requirements, the efficiency of the air-to-air heat pump will be less at lower temperatures.

Spies (, ) [2] notes that heat pump efficiency when outdoor air is warm is quite different from at cold temperatures, making its use of electricity more complex. Extension of Heat Pump/Heat Engine Principles to Distillation Column Analysis Olakunle, M.S.a, 1, distillation systems easier to design and making the operation better manageable for improved thermal efficiency.

processes shown in Figures 3 and the conventional absorption heat pump, the absorber/evaporator units are at the same. Kim, Young-Jin, Leslie K. Norford, and James L.

Kirtley. “Modeling and Analysis of a Variable Speed Heat Pump for Frequency Regulation Through Direct Load Control.” IEEE Transactions on Power Syst no. 1 (January ): –Cited by: • An average heat pump performance curve was developed from the each of the metered sites and an aggregate heat pump performance was used to calculate average heat pump performance for a typical weather year.

The study was complicated by the existence of fossil fuel back-up andFile Size: KB.In the following case study, the performance of an industrial heat pump system to recover waste heat is calculated.

Utilizing the waste heat of 80 °C, the heat media of compressed water is preheated to 75 °C. Then, the compressed water at 1 MPa is heated from 75 °C to °C by a heat pump system and delivers the heat to the usage site. The.