搜索结果: 1-13 共查到“heat pump”相关记录13条 . 查询时间(0.062 秒)
Research on single hole heat transfer power of ground source heat pump system
Ground source heat pump Monitoring Heat transfer power Thermal response test
2018/3/23
In this paper, the single hole heat transfer power of the ground source heat pump system in Hengshui is compared with data gained from thermal response test. The results show that maximum monitoring d...
Geochemical study of groundwater in the Sho river fan, Toyama Prefecture for heat usage by geothermal heat pump
groundwater heat usage hydrogen isotope oxygen isotope scale geothermal heat pump
2017/4/11
Chemical and isotopic (D, 18O) compositions of 40 shallow groundwater, 14 observation well water and 2 river water
samples in the Sho river fan, Toyama, northern part of central Japan, were analyzed ...
太阳能辅助热泵综合就仓干燥系统实验研究（Experiment on Hybrid Solar Drying System Assisted by Heat Pump for Grain In-store Drying）
太阳能 热泵 就仓干燥 实验
2010/12/28
设计了一种由太阳能空气集热器、热泵和翻粮机组成的太阳能辅助热泵就仓干燥系统，用于粮食就仓干燥。对系统进行了实验研究，研究结果表明，太阳能空气集热器平均热效率达到63%，热泵性能系数达到5.4，联合系统能够提供充足、稳定的热量，并且干燥效果明显、干燥时间短、耗电量小、干燥均匀性好。应用该系统可安全、节能、有效地降低仓储玉米含水率。
Reply to comment by K. M. Lau and K. M. Kim on '"Elevated heat pump' hypothesis for the aerosol-monsoon hydroclimate link: 'Grounded' in observations?"
K. M. Lau and K. M. Kim Elevated heat pump aerosol-monsoon hydroclimate link in observations
2014/5/20
Lau and Kim‟s [2011, hereafter LK11] defense of the Elevated Heat Pump (EHP) hypothesis is weak. Nigam and Bollasina [2010, hereafter NB10] have assessed the viability of the EHP hyp...
Advective Heat Transport in an Unconfined Aquifer Induced by the Field Injection of an Open-Loop Groundwater Heat Pump
Advective transport heat flow low-enthalpy GWHP Turin Italy
2010/12/22
After the description of the hydrogeological setting the authors examined the data deriving from multiparameter probes installed inside the pumping well (P2), the injection well (P4) and a downgradien...
"Elevated heat pump" hypothesis for the aerosol-monsoon hydroclimate link: "Grounded" in observations?
BLACK CARBON AEROSOLS INDIAN MONSOON CLIMATE MODELS PRECIPITATION RADIATION RAINFALL IMPACTS
2014/5/20
The viability of the elevated heat pump hypothesis, a mechanism proposed by Lau and Kim (2006) for absorbing aerosols' impact on South Asian summer monsoon hydroclimate, is assessed from a careful rev...
ENERGY AND ENVIRONMENTAL ANALYSIS OF AN OPEN-LOOP GROUND-WATER HEAT PUMP SYSTEM IN AN URBAN AREA
ground water heat pump energy analysis environmental analysis
2010/12/2
In this paper a multidisciplinary methodology for analyzing the opportunities for exploitation of open-loop groundwater heat pump is proposed. The approach starts from a model for calculation of a tim...
柴油发电机驱动的热泵干燥系统开发与优化（Development and Optimization of a Heat Pump Drying System Driven by a Diesel Generator）
热泵干燥 柴油发电机 流化床
2009/11/3
设计了柴油发电机驱动的移动式热泵干燥系统，该系统由蒸汽压缩式热泵(热泵工质为R134a)提供热量，以卧式多室流化床为干燥室。在风道中设置换热器回收柴油机冷却水和烟气余热，以提高系统一次能源利用率。针对该系统建立了流化床、热泵、柴油发电机组耦合为一体的综合数学模型。数学模型计算结果表明：干燥室入口空气温度在60～90℃时，干燥系统的除湿能耗比先升后降，在70 ℃附近存在一个最大值。样机实验表明：设备...
ENTROPY-CYCLE METHOD FOR ANALYSIS OF REFRIGERATION MACHINE AND HEAT PUMP CYCLES
ideal cycle real cycle irreversibility
2009/10/13
Real and ideal cy cles of any com plex ity can be com pared through the definition of the irreversibilities and ways of their minimization in the thermodynamic analysis. The paper considers the use of...
竹荚鱼热泵干燥数学模型研究（Mathematical Modeling on Heat Pump Drying of Horse Mackerel）
竹荚鱼 热泵干燥 薄层干燥 数学模型
2009/8/11
研究竹荚鱼热泵干燥特性，采用二次正交回归试验设计拟合干燥模型系数K、n与干燥温度和风速之间的关系，通过对试验数据进行统计分析，建立了竹荚鱼热泵干燥的数学模型。结果表明：适合竹荚鱼热泵干燥的数学模型为Page模型，预测值与实际值比较吻合，可以用来描述竹荚鱼的热泵干燥进程。
基于Exergy研究的地源热泵降温系统性能分析（Performance Analysis on Ground Source Heat Pump Cooling System Based on Exergy Research）
地源热泵 降温 可用能
2009/5/22
以地下水式地源热泵系统在农业温室和办公楼中的夏季降温研究为例，归纳出地源热泵降温系统的能量利用质量模型——Exergy分析模型，以Exergy损失Edest和Exergy效率ε为评价指标对降温工况下系统及其组成单元的热力学性能进行分析和探讨。分析结果表明：蒸发器的Exergy效率达到92.5%，具有较高的能源利用质量；冷凝器的Exergy效率相对较小，Exergy损失较大，不可逆性大；总体来看，系...
热泵干燥过程中竹荚鱼水分迁移特性（Characteristics of Moisture Migration during Drying of Horse Mackerel by Heat Pump Dehumidifier）
竹荚鱼 热泵干燥 水分迁移 含水率梯度 温度分布
2010/2/26
以竹荚鱼为试验材料，对热泵干燥过程中鱼片的内部温度分布和水分迁移特性进行了研究。结果表明：热泵干过程的大部分时段中（干燥中、后期），竹荚鱼片内部温度分布比较均匀，基本未呈现出整体性的温度梯度。干燥过程中，竹荚鱼片沿厚度方向存在含水率梯度，并且随着干燥温度、风速的变化而变化。热泵干燥前期，鱼体干燥速度取决于鱼体表面水分蒸发的速度；干燥后期，干燥速度取决于鱼体内部水分移动的速度。热泵干燥过程中，竹荚鱼...
A combined infrared/heat pump drying technology applied to a rotary dryer
Betula Beta vulgaris Daucus carota Epilobium angustifolium Taraxacum infrared dryers colour drying curves microbial flora rehydration
2010/8/16
The short drying time and low product temperature makes it suitable for drying such heat-sensitive materials as herbs and vegetables. The purpose of this work was to develop a small-scale dryer for he...