Results 41 to 50 of about 522 (126)

Effect of Different Parameters on Frosting of Evaporator in Frost-free Refrigerator [PDF]

open access: yes, 2008
The experiment was conducted to investigate the frosting performance of a finned-tube evaporator used in the storage room of a frost-free refrigerator. The frosting process lasted 6-8 hours. The effects of the frontal air velocity, inlet air humidity and
罗超, 陈江平, 黄兴华
core   +1 more source

Wildfire education: A review across the globe [PDF]

open access: yes
Recent projections suggest that wildfires will occur more often and with higher intensity due to the changing climate. In this context, it is vital to educate the population to be ready and prepared to deal with these events.
Colaço, M. Conceição   +3 more
core   +1 more source

Experiments Study on Movements Characteristics of Three-way Modulating Control Valve of the Parallel Condensers Dehumidifier

open access: yesZhileng xuebao, 2011
With the rapid growth of underground projects, the temperature control dehumidifier with parallel condensers has been widely used for its energy saving and high efficiency.
Cui Jianning   +3 more
doaj  

Research on Heat Resisting Character of Hollow Building Blocks in Energy Saving Wall [PDF]

open access: yes, 2006
By establishing a mathematical model with the finite difference method, the three-dimensional temperature fields of a new type of asymmetrical hollow building blocks in an energy saving wall are solved in this paper. The three forms of heat resistance of
Gao, S., He, J., Zhang, Y.
core   +1 more source

Theory and Experimental Analysis on Air Cycle Heat Pump Dry Technology

open access: yesZhileng xuebao, 2007
The feasibility of air cycle heat pump dry technology was analyzed. A simple theoretical model was set up and the energy efficiency of ventilation heating dry technology was compared with that of air cycle heat pump dry technology.
Wang Zhichao
doaj   +2 more sources

Composition of combustiblemalksials in pink stands of Kazakh lowhills [PDF]

open access: yes, 2019
On the base of four sampling areas capacity, deposit and forest litter fractional composition has been analyred ш pine stands of Kazakh lowhilts. The studies have been carried out in four types of pine forests: very dry boron (С1), dry boron (С2) fresh ...
Новокшонов, И. В.
core  

Experimental Study on Heat Transfer of Supercritical Carbon Dioxide in Tube [PDF]

open access: yes, 2008
The experiment was conducted to investigate the heat transfer of supercritical carbon dioxide in tubes. The effects of mass flux, pressure and inlet temperature on heat transfer characteristics and pressure drop were analyzed.

core   +1 more source

Life Circle Environmental Assessment on Household Air Conditioning and Its Quantification Method

open access: yesZhileng xuebao, 2012
According to life circle assessment theory, the environmental effect indicators and corresponding quantification method were introduced in this paper. Then a household air conditioning was taken as an example, and its environmental effect on human health,
Shao Xiaowei, Cai Liang, Zhang Xiaosong
doaj  

Comparison Experiment of Refrigeration Systems with Supply Liquid Refrigerant by Gravity and Direct Expansion [PDF]

open access: yes, 2008
The comparison experiments under the given operating conditions were conducted to determine the performance difference of refrigeration systems with supply liquid refrigerant for the evaporator by gravity and direct expansion.
张枫, 李星, 臧润清, 黄悦
core   +1 more source

Study on Organic Rankine Cycle and Experiment of Geothermal Power Generation

open access: yesZhileng xuebao, 2012
Low-temperature heat steam, as heat source of organic Rankine cycle ( ORC ), is used to simulate waste heat, and Organic Rankine Cycle (ORC)power generation system is established.
Jiang Long, Ecichard A.Groll
doaj  

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