Search Results - "Shiming, Deng"

Review on building energy performance improvement using phase change materials by Song, Mengjie, Niu, Fuxin, Mao, Ning, Hu, Yanxin, Deng, Shiming

“…•PCMs integrated building envelope and equipment in 2004∼2017 are reviewed.•Melting temperature range of PCMs used for envelope is 10∼39°C.•Melting temperature…”
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Application of TOPSIS method in evaluating the effects of supply vane angle of a task/ambient air conditioning system on energy utilization and thermal comfort by Mao, Ning, Song, Mengjie, Deng, Shiming

“…•A numerical study was conducted on a task/ambient air conditioning system.•The effects of supply vane angle on energy utilization was studied.•The effects of…”
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Frosting mechanism and behaviors on surfaces with simple geometries: A state-of-the-art literature review by Zhang, Long, Song, Mengjie, Deng, Shiming, Shen, Jun, Dang, Chaobin

“…•Correlations of frosting characteristic parameters are summarized and analysed.•Effects of frosting conditions on average frost layer characteristics are…”
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An experimental study on defrosting performance for an air source heat pump unit with a horizontally installed multi-circuit outdoor coil by Song, Mengjie, Deng, Shiming, Mao, Ning, Ye, Xianming

“…•Negative effects due to gravity eliminated when outdoor coil horizontally installed.•Defrosting efficiency increased 9.8% after outdoor coil horizontally…”
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Energy transfer procession in an air source heat pump unit during defrosting by Song, Mengjie, Xu, Xiangguo, Mao, Ning, Deng, Shiming, Xu, Yingjie

“…•Energy transfer procession in an ASHP unit during defrosting was explored.•Effect of metal energy storage on defrosting was proposed and calculated.•Metal…”
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Improving defrosting performance of cascade air source heat pump using thermal energy storage based reverse cycle defrosting method by Qu, Minglu, Li, Tianrui, Deng, Shiming, Fan, Yanan, Li, Zhao

“…•We proposed a TES based defrosting method for cascade air source heat pump.•The method can shorten defrosting duration and reduce defrosting energy…”
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Energy transfer procession in an air source heat pump unit during defrosting with melted frost locally drainage in its multi-circuit outdoor coil by Song, Mengjie, Chaobin, Dang, Ning, Mao, Shiming, Deng

“…•Energy transfer process in ASHP during defrosting was quantitatively explored.•Effect of the melted frost taken away during defrosting was fully…”
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An experimental study on even frosting performance of an air source heat pump unit with a multi-circuit outdoor coil by Song, Mengjie, Xia, Liang, Mao, Ning, Deng, Shiming

“…•A special experimental rig was built and its details are reported.•Even frosting could be reached by adjusting the refrigerant mass flow.•Tube surface…”
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Computational fluid dynamics (CFD) modelling of air flow field, mean age of air and CO2 distributions inside a bedroom with different heights of conditioned air supply outlet by Ning, Mao, Mengjie, Song, Mingyin, Chan, Dongmei, Pan, Shiming, Deng

“…•An A/C system at five settings with different heights of supply outlet.•Its ventilation performance was numerically evaluated.•Air flow field, distributions…”
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Zein-based nanoparticles: Preparation, characterization, and pharmaceutical application by Liu, Guijin, An, Dongyu, Li, Junjian, Deng, Shiming

“…Zein, as one of the natural and GRAS proteins in plant, is renewable, nontoxic, biocompatible and biodegradable. Over the past decade, many research efforts…”
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Computational fluid dynamics analysis of convective heat transfer coefficients for a sleeping human body by Mao, Ning, Song, Mengjie, Pan, Dongmei, Deng, Shiming

“…•A numerical study was conducted on convective heat transfer in sleeping environments.•Regression equations on convective heat transfer coefficients (hconv)…”
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Experimental investigation on an air source heat pump unit with a three-circuit outdoor coil for its reverse cycle defrosting termination temperature by Song, Mengjie, Gong, Guangcai, Mao, Ning, Deng, Shiming, Wang, Zhihua

“…•Optimum defrosting termination temperature was found by experimental study.•Suitable defrosting termination temperature can improve system energy…”
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Applications of Supercritical Anti-Solvent Process in Preparation of Solid Multicomponent Systems by Liu, Guijin, Li, Junjian, Deng, Shiming

“…Solid multicomponent systems (SMS) are gaining an increasingly important role in the pharmaceutical industry, to improve the physicochemical properties of…”
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A numerical study on influences of building envelope heat gain on operating performances of a bed-based task/ambient air conditioning (TAC) system in energy saving and thermal comfort by Mao, Ning, Pan, Dongmei, Li, Zhao, Xu, Yingjie, Song, Mengjie, Deng, Shiming

“…•A numerical study was conducted on a task/ambient air conditioning system.•The effects of envelope heat gain on energy consumption was studied.•The effects of…”
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Experimental study on the operating characteristics of a novel low-concentrating solar photovoltaic/thermal integrated heat pump water heating system by Xu, Guoying, Zhang, Xiaosong, Deng, Shiming

“…A novel low-concentrating solar photovoltaic/thermal integrated heat pump system (LCPV/T-HP) with both electricity and heat outputs has been developed. A solar…”
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An experimental study on defrosting heat supplies and energy consumptions during a reverse cycle defrost operation for an air source heat pump by Dong, Jiankai, Deng, Shiming, Jiang, Yiqiang, Xia, Liang, Yao, Yang

“…For a space heating air source heat pump (ASHP) unit, when its outdoor coil surface temperature is below both the air dew point temperature and the freezing…”
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A modeling study on alleviating uneven defrosting for a vertical three-circuit outdoor coil in an air source heat pump unit during reverse cycle defrosting by Song, Mengjie, Xia, Liang, Deng, Shiming

“…•A modeling study on better defrosting performance for an ASHP unit was reported.•Three study cases of varying heat supply to outdoor unit were…”
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A novel neural network aided fuzzy logic controller for a variable speed (VS) direct expansion (DX) air conditioning (A/C) system by Li, Zhao, Xu, Xiangguo, Deng, Shiming, Pan, Dongmei

“…A novel artificial neural network (ANN) aided fuzzy logic controller for simultaneous control of indoor air temperature and humidity using a variable speed…”
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Experimental investigation on reverse cycle defrosting performance improvement for an ASHP unit by evenly adjusting the refrigerant distribution in its outdoor coil by Song, Mengjie, Liu, Shengchun, Deng, Shiming, Sun, Zhili, Yan, Huaxia

“…For an air source heat pump (ASHP) unit, reverse cycle defrosting operations are always conducted to solve the undesired frosting problem. Previous studies…”
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Challenges in, and the development of, building energy saving techniques, illustrated with the example of an air source heat pump by Song, Mengjie, Mao, Ning, Xu, Yingjie, Deng, Shiming

“…•Literature concerning building energy saving is comprehensively reviewed.•Frosting and defrosting of air source heat pumps are reviewed as a typical…”
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