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Hybrid solar hot water heat pump design and control devices


Gas bypass defrost technology to ensure a stable water supply, improvement of system performance makes the running costs were reduced, thereby reducing the total system investment. Can be used for large-scale hot water system. References: ... 1, Li Rui, Zhang Jianguo, the more firm, and so on. Solar heat pump system [J】. Renewable energy,[link widoczny dla zalogowanych], 2004,116 (4): 30 ~ 32. 【2】 KKAYGUSUZ, TAYHAN. Experimentalandtheoreticalinvestigationofcombinedsolarheatpumpsystemforresidentialheating [J]. EnergrConservation & Management, 1999.40:1337 ~ 1396. 【3】 MACARTHURJW, PALMWJ, LESANNRC. Performanceanalysisandcostoptimizationofasolar-assistedheatpumpsystem [J]. SolarEnergy ,1978,21:1-9. [4】 MEHMETE. ThermalPerformanceofasolar-aidedlatentheatstoreusedforspaceheatingbyheatpump [J]. SolarEnergy. 2000.69 (1): 15 ~ 25. f515 Kuang Yu-hui, Wang, Zhu. Solar assisted heat pump system prototype of the background and development instance [A】. Recent advances in refrigeration and air conditioning 【c]. 2003.237 ~ 242. 【6] high-Lin Zhao,[link widoczny dla zalogowanych], Hao Qingxiu. Collective solar hot water system with a large area of ​​their Engineering Design. New Energy, 1999,21 (12): 9 ~ 12. 【7】 peak, Sun power, Liu root. Development and utilization of solar energy situation and recommendations [J】. Energy Engineering, 2000, (5) :8-11. [8] 8 Zhejiang Dunan Artificial Environment Equipment Co., Ltd.. Heat pump hot gas bypass defrosting device 【P】. China Patent: zLDl278829.5. [9】 Zhang Xiaosong,[link widoczny dla zalogowanych], blue Guobin, DU Kai, et al. Solar heat pump combination system, energy balance in the equipment field. Heating Ventilating Air withered. 2000, (1) :23-25. Received :2006-07-07DesignandControlofHotWaterSupplyingSystemCombinedbySolarEnergyandHeatPumpTIANGuo-qing, WANGZhi-yi (. CollegeofBiologyandEnvironment, ZhejiangSureaUniversity,[link widoczny dla zalogowanych], Hangzhou310015, China; 2.ZhejiangDunmArt coffee ialEnvironmentalEquipmentCo., Ltd, Zh ~ ji311835, China) Abstract: Hotwatersupplyingsystemcombinedbysolarenergyandheatpumptakestheadvantagesofeachotherandcansupplysteadyhotwaterwithenergyefficiency. Inthispaper, somedesignandcontrolmethodswereputforward. Thedefrostingofairsourceheatpumpsupplyinghotwaterwasdiscussed. Ithassomerefrencetotheproject. Keywords: solarenergy; heatpump; hotwatersupply; control; defrosting Author: Tian Guoqing (1960 a), male, Hangzhou, associate professor, director Institute of Refrigeration, Zhejiang Province, the main research directions: refrigeration air conditioning technology; Wang Zhiyi (1975 a), male, Shandong Province,[link widoczny dla zalogowanych], post-doctoral. Butterfly 4. No. 1l4 total of 28 paste 'tu

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