heat pump

The expansion-side of the heat-pump is thermally coupled to the heat-source, which is often the external environment.

The ground source heat pump system is used for recovering the heat of the wind generated when the underground runs in the tunnel.

Nowadays, researches of heat pump hot water systems concentrate in the heat pumps only, few take consider of the system as a whole.

The influence of solar radiation on the heat-transfer performance of an outdoor air heat exchanger in a heat pump system is considerable.

Economic analysis results show that the operating cost of the heat pump system is cheap, but the initial investment is high.

Acting as the main heat source of soil-source heat pump systems, soil thermal energy has been a cynosure of researchers.

The utility model is capable of achieving high efficiency and low energy consumption heat generating co-operating with a heat pump assembly.

The second section describes the heat pump drying system working principle, the preliminary establishment of a heat pump test platform.

In this paper the design concept of a tri coupled cycle adsorption heat pump unit is proposed under the thermodynamic analysis.

A geothermal heat pump works like a regular heat pump, only it pulls heat out of the ground instead of the air.

and the heat exchanger of ground source heat pump buried underground, and away from the main building, it will not affect its modeling.

It is significant for the economy and reliability of the system to determine the operation conditions of the solar energy heat pump system.

Presents the scheme design of a seawater source heat pump air conditioning system with a typical project example.

Four-Way reversing valve is an important component of a heat pump. The valve is chosen mainly according to its capacity.

The surface water source heat pump system is classified as open loop system and closed loop system.

As an important component of a heat pump, four-way reversing valve is chosen mainly according to its capacity.

Heat pump, as an effective energy saving device, is qualified to be employed in saving energy and enhancing energy utilization.

Three sub systems of heating, electricity generating and heat pump are combined by an intermediate heat exchanger.

The heat pump-based heating system was not equipped with adequate well-functioning operational parameter indicators.

These results can be used for the optimal design of the chemical heat pump system.

With the project, presents the design points of the air conditioning system and hot water system served by a water-source heat pump system.

In a home situation, it would then flow into a heat pump to transfer that heat.

This configuration is known as the indirect or conventional solar-assisted heat pump configuration.

Due to its high efficiency and energy saving, the benefits of Ground Source Heat Pump(GSHP)is gradually recognized by people.

The surface water resource in China is rather abundant and can be used as the heat or cool source of heat pump.

According to the test parameters, the performance of the heat pump is better than the common air conditioning unit.

Theoretical analysis and thermodynamic calculation were made to compare with the traditional ammonia vapor compression heat pump cycle.

Heat pump technology is such a typical environment energy technologies.

The influence of time on Carnot heat pump has been studied in the two respects of the heat exchange and cycle operation.

The energy driving the heat pump comes from the solar energy, burning heat of the gas and the afterheat of the compressor etc.

This paper first heat pump drying technology and drying seafood at home and abroad of a detailed progress report.

A newly developed material IMPEX, by means of heat pump to capture low temperature medium, is applied for the residual heat recovery.

Same drier can be used for both air-conditioning and heat pump applications.

The heat pump drying technology has higher dehumidifying effect and energy efficiency.

Analyses the application of ground-source heat pump and solar energy lighting in residential buildings with an actual project.

In this configuration both solar collector and heat pump evaporator are separate units but coupled through a heat exchanger.

The characteristic of exhausted heat utilization involved in the heat pump system is analyzed.

Heat pump units have been widely used in domestic because of their characteristics of energy saving and protecting environment.

A vast amount of data of water source heat pump unit is measured and collected by means of experiment, and the model is validated.

The system consists of solar collector army, lithium-bromide absorption chiller, heat pump and control system.

An air-source heat pump water heater is a kind of energy-saving water heater based on the Inverse Cano Principle.

The urban sewage source heat pump system is a sort of typical open-loop system.

Therefore, even in very low temperature, the gas engine heat pump can meet the heating requirements will not be for lack of heat.

The main subject of this research is the transformation problem of the traditional water-loop heat pump.

A heat source system form of water-air heat pump unit basing on the technology of Refrigerant Natural Circulation was put forward.

Several factors, which should be considered in de- signing heat pump compressor system, are discussed in this article.

The optimal analyses concerning heat-transfer areas and other performances of the heat pump are made.

The effect of heat pump coupled aquifer thermal energy storage on a heating and air-conditioning for a hotel of Tianjin was investigated.

The heat pump drying is widely used in every industry, but limitedly used in the food industry.

A solar heat pump system with seasonal storage for heating and cooling of a residential district was put forward.

The utility model relates to a thermotube heat pump type water heater, which belongs to a daily used hot-water supplying apparatus.

absorption refrigerator and heat pump can be used to cover peak value power consumption in summer.

A set of absorption heat pump is designed to recycle these heat for preheating brine and reduce the steam consumption.

The design of the ground source heat pump (GSHP) system in an advanced villa in Shanghai is analyzed.

The effects of the suction line accumulator on heat pump chiller performance are investigated during start-up operation in heating mode.

A ground source heat pump will provide the heating and photovoltaic panels and an on-site wind turbine will generate renewable energy.

The defrosting control is most difficult in the heat-pump air-conditioning system.

Adopts the heat recovery-type ground-coupled heat pump units as cold and heat source based on detailed comparison among different schemes.

The heat-supply using heat pump has clear economic and environment benefits.

groundwater source heat pump air-conditioning system is in the extraction of groundwater from wells.

The performance of a high temperature heat pump unit for heat recovery is experimentally evaluated.

household central air conditioner generally don't have fresh air system, and even the heat pump air, fresh air change also only 15%.

The main energy-saving products series include: central solar hot water system, central air-source heat pump hot water system.

It is learned that the Solan air source heat pump are the core technology to solve the problems of low temperature operation.

Tobacco bulk curing barn was designed and developed using heat pump principle which can collect thermal in the air.

The results show that the cycle can remarkably improve the adaptability of heat pump to low ambient temperature environment.

Introduced the system principle of total heat recovery unit for air cooled screw heat pump.

The exhaust heat recovery system is an essential part for a gas engine driven heat pump (GEHP).

Ground-source heat pump is the main direction of development.

The residential quarter adopts groundwater-source heat pump as central air conditioning system for cooling and heating of buildings.

The utility model relates to the technical field of the water heater, in particular to a casing of air heat pump water heater.

The design method of ground-source heat pump system is introduced with an engineering example.

The microscopic structure and chemical changes of the thermal airflow and heat pump drying carrot were studied.

In this paper, application research of heat pump in petroleum and chemical enterprises is discussed with industry device and document data.

The performance of ground heat exchanger directly influences first investment and running costs of ground source heat pump system.

He has installed an anaerobic digester, a wind turbine, solar panels and a ground-sourced heat pump.

High energy consume for recovery of DMF by convention distillation, a multi-effect heat pump distillation for recovery DMF was proposed.

With the technique of heat pump distillation adopted, the pre treatment of rubber promoter CBS wastewater is studied and tested.

Build a model test bed to simulate the heat pump unit's operation, under the intermittent operation.

This paper analyzes the condition that the system of heat pump-warm air heater can save the coal.

The experiment results are important in the design and operation of the reclaimed water source heat pump system.

The characteristics of urban untreated sewage source and urban untreated sewage source heat pump are analyzed and studied.

In addition, based on time oriented electricity pricing policy, the operational strategy of the heat pump is arranged reasonably.

For boiler-ground source heat pump system, set point control for heat pump entering fluid lowest temperature is the optimum scheme.

River-water source heat pump, as one of the most important ways for building energy saving, is widely generalised currently.

On the basis, made a discussion of dehumidification by thermoelectric heat pump devices.

For CO2 heat pump system, the results indicated that the improvement of COP and volumetric capacity is less than 6%.

On ground-source heat pump air-conditioning is outstanding in feature and therefore is worth of promoting and publicizing.

Normal, water source heat pump room are adopted piecemeal, according to the size of the load leave the indoor unit in each room.

In the second paper of the sea cucumber heat pump drying characteristics of the pilot study.

With reference to air source heat pump (ASHP) system, the energy saving effect of GSHP system is comprehensively evaluated.

Dirty filters reduce the efficiency of your furnace or heat pump.

In this thesis, solar heat pump-radiant floor heating system is studied experimentally and numerically.

Ltd. specializes in the manufacturing and distribution of sewage heat pump equipment and the relevant after-sale services.

The utility model relates to a water heater, in particular to a heat pump water heater.

four-pipe heat pump used to supply hot water in summer for air reheating.

Meanwhile, the heat pump we adopted consisted of centrifugal heat pump and R123.

Indirect raw sewage water source heat pump system is utilized in this building for heating in winter and cooling in summer.

Ground source heat pump system can also set heating, air conditioning and refrigeration and provide living hot water in a body.

This can provide reference and guidance for other region which has similar climate with Xi'an to use air source heat pump.

The results indicate that urban untreated sewage source heat pump is the best among them.

Implying heat pump into hot water system in place of traditional heating ways will do goods both in economy and environment.

With heat pump, compared with non-heat pump can be equal to increase efficiency.

The applications of the medium-high temperature heat pump are also discussed.

Underground-water source heat pump is one type of the Ground Source Heat Pump.

A double heat source sun pond heat pump technology was studied by simulation with finite difference methods.

panorama of a corner view of QRRS Dorms: the ditched heat&pump room of the public bathroom.

The workflow and performance characteristics of gas engine-driven heat pump are introduced.

High efficiency, low costs: Power consumption of swimming pool heat pump just spends on compressor and fan.

Water-cooled, air-cooled, heat pump, window conditioner, wall mounted, vertical.

A heat pump with hot water system provides supplementary heating in the winter with geothermal energy.

In the paper, the application of Enhanced Vapor Injection in heat pump air conditioning is introduced.

The Water Source &Heat Pump Combinations are always the main products of STEWART-WARNER company who is one of the pioneer in ACH field.

The thermal response test is one key part of ground-source heat pump project.

Multi-efective evaporation and heat-pump evaporation were two major ways to raise energy usability of evaporating operation.

Based on thermal economics the author analyses the air-cooled heat pump, and compared it with other cold (heat) sources.

Outlines basic configurations of the direct-expansion solar-assisted heat pump (DX-SAHP) system.

air-source heat pump water heater is a desirable device in the view of energy utilization efficiency.

Micro-channel evaporator and heat pump outdoor coil will be launched into the market very soon.

LI Wen. Study on Energy Efficiency about Lake Water Heat Pump Systems in ChangJiang Drainage Area[D]. Chongqing University, 2008.

and the steam turbine is connected with the water resource heat pump by a coupling.

air source heat pump is regarded as energy-saving and environment-protecting product, which plays a key role in railway industry.

heat pump drying is a promising drying method for high quality shrimp product drying.

By Ming heat pump water heater, central air-source heat pump hot water systems engineering.

So, it is necessary to decrease the energy consumption of water pump for higher energy efficiency of open-loop lake source heat pump system.

Research on Moderately and High Temperature Water Source Heat Pump Units ?

A close-circuit heat pump drying system is selected to introduce drying process.

A control scheme for closed heat pump distillation is proposed based on steady state characteristics of distillation column.

The composition of heating system with solar energy heat pump is introduced.

The authors also propose several noteworthy problems of how to apply the air-source heat pump hot water unit.

This heat pump water heater can be applied in cold region.

Using the simulation program of sewage-source heat pump system performance, makes a detailed analysis.

Problems should be paid attention to and the related measures during the extension of ground source heat pump were put forward.

And it is pointed out that vapor recompression heat pump consumes the fewest energy among the three kinds heat pumps.

Solar energy, water source heat pump, wind power, biogas and other renewable energy high-tech products.

The invention discloses a double-effect ground source heat pump system.

An energy calculation model is established for the gas engine driven heat pump based on the experiment of components.

Many factors influencing the COP of a compression-type heating heat-pump were analyzed based on the loss of the energy.

Personal action: He has fitted solar panels, a new heat pump and water heater in his home.

The economic advantage of this kind of heat pump water heater is stated by comparison with other kinds of water heater.

Domestic hot water is provided mainly by a heat pump using exhaust air from the composting toilet.

Recent heat pump installations in Sweden are mainly in small systems.

Compare to single-refrigerator air-condition, 4-way reversing valve is a key item in heat pump air-condition.

The result shows that comparing with ground source heat pump, the energy saving rate with and without heat storage water tank is 14.

The cold and heat sources are ground-source heat pump plus ice storage system.

Introduced a example of ground-source heat pump system design in the area of Dalian.

Study on the optimum combination of solar energy and heat pump drying.

The result indicates that horizontal bu ried pipe ground -coupled heat pump is more economics for single house.

The feasibility of water source heat pump with mine water is proved through the application analysis.

The key technologies of the stand-alone gas engine heat pump, such as power match, waste heat recovery, capacity adjustment and con. . .

Main design models are: household type AEC150X2 integral heat pump water heater.

Heat Pumps - A heat pump is a machine or device that simply moves heat from one location to another.

The problem of re-pouring ground water is key technology and difficult point in applying ground water source heat pump.

The drawings for the school dormitory construction drawings of solar heat pump, it is also useful, welcome to download! . . .

It is very suitable to use ground-source heat pump radiant floor heating system to the heating in the northeast of China.

China's first sea water source heat pump project in 2004 in Qingdao power plants built to use.

the soils temperature can not be enough restored if the geothermal-source heat pump extracts heat from soil, COP will continuously decrease.

a heat pump gets away lot thermal power dawn which it consumes.

A single heat pump unit or more of the noise control.

The key technology is the water source heat pump wells.

Moreover, it put foreward the optimal defrosting method for heat pump.

The air conditioning system of the room may be bi-tubes, tetra-tubes or a heat pump air conditioning unit.

The production of household air-condition increased sharply in China these years, in among, almost was heat pump air-condition.

The system of water source heat pump is complicated and energy-intensive with many kinds of environmental impact.

The development of ground source heat pump (GSHP) at home and abroad is briefly introduced.

heat pump hot water system ?

non-existent winter air source heat pump difficult problems such as Defrost.

The development history of CO2 heat pump water heater is generally introduced.

The 30s of last century, with the development of freon chillers, heat pump with rapid development.

Experiments were conducted to study the effects of air inlet temperature on the air-cooled heat pump chiller performance.

Techniques to an Air Source Heat Pump System Used for Heating a Building in Chilled Region

Heat pumps; ready to use heat pump units with internal combustion engine driven compressors; terminology, requirements, testing, marking

Experimental Investigation on an Air Source Heat Pump System with a New Refrigeration Cycle

Heat pumps; ready to use heat pump units with internal combustion engine driven compressors, requirements on the gas equipment, testing

Thermodynamic characteristic simulation of the outdoor heat exchanger in an air source heat pump

Effect of Expansion Device on the Reverse-Cycle Defrost Time of an Air-Source Heat Pump Chiller

Research on the Heat Pump System Used for Recycling and Reusing Waste Heat in a College Bathroom

Research about the heat pump project design scheme used for recycling waste heat in a college bathroom

Research of the temperature field around the U-tubes of a ground-coupled heat pump

Steady-state simulation and performance comparison for an air-source heat pump system

Performance analysis of an air-source heat pump water heater under variable conditions

Technological and economic comparison between a ground-source heat pump and an air-source heat pump

Experiment on characteristics of an air source heat pump in false defrosting

Accident Analysis of the Damaged Compress of in the Wind Cooling Heat-pump Unit

Feasibility analysis of family semiconductor heat pump used for heating and refrigerating

The Characteristics and Attentive Question of Heat Pump Recycling System of Paper Machine

Determination of the Solar Energy Assurance Factor of a Solar Energy - Ground Soil-source Heat Pump System in Frigid Regions

Numerical simulation of the soil temperature field around vertically buried pipe of a ground-source heat pump

Numerical Simulation of the Earth Temperature Field around the Vertical Tube Ground Source Heat Pump

A heat pump system with a latent heat storage utilizing seawater installed in an aquarium

The Influence of the Air-conditioning of Ground Source Heat Pump on Underground Water and the Countermeasure

Economy-analyze of an Application Case of Ground-source Heat Pump With Vertical Loop of Buried-pipe

Operation Optimization of a Continuous Heat Recovered Gas-solid Chemical Heat Pump Refrigeration System

Measurement of a radiant floor heating system with air-source heat pump operating in a residence

Experiment of performance characteristics of a compression heat pump unit driven by a gas engine

Energy- saving Study of a Combined Heat Pump Cycle with Multiple Sources

Possibility of the Air Source Heat Pump in Lanzhou City and its Air Quality Improvements

That Analog Computation of Air Heat Power parameter and Performance Parameter at Alone Drying Circulate State of Three Use Drying Heat Pump

Simulation of the Earth Temperature Field around the Vertical Tube Ground Source Heat Pump

Water source heat pump system in the office building of a Beijing company

Numerical Simulation for Winter Operation Characteristics of Heat Pump System with a Standing Column Well

Heat Supply of the Dryers of the Eight-Dryer Fourdrinier by the Heat Pump System

Study of an advanced absorption heat pump using untapped energy resources

Cost-effectiveness Analysis on Underground Water Source Heat Pump and Floor Heating System Used in Yanbian Municipality

Performance Prediction of a Novel Variable Capacity Heat Pump Using a Composition Varying Device

Experimental study of performance with variable operating condition for water source heat pump units

Heating Performance Test of the Soil Source Heat Pump in One Office Building in Winter and Analysis of Its Energy Saving

Performance Analysis of a Household Gas Engine Driven Heat Pump at Varied Environment Temperature

Ground-source Heat Pump Technology: Renovation of Heating and Refrigerating Mode of Railway Structure Along the Line

Performance of cool charge and discharge processes in an integrated soil cool storage and ground-coupled heat pump system

Variable Capacity Positive Displacement Refrigerant Compressors and Compressor Units for Air-Conditioning and Heat Pump Applications

Installation Quality Monitoring to Immersed Tube of the Ground-source Heat Pump of an office Building in Ningbo

Model of the Earth Temperature Field around the Vertical Tube Ground Source Heat Pump

Analysis on a Kind of Two Stages Heat Releasing Heat Pump and a Heating System with Heat Accumulator

Theory Analysis and Experimental Study of Two-stage Heat Pump System

Artificial Neural Network Fault Diagnosis on the Heat Exchanger Fouling of Heat Pump Unit

Application of the air source heat pump heating water equipment in the central heating water supply project

Thermodynamic Analysis of Open Absorption Heat Pump Used in Waste Heat Recovery in Evaporation of Chlorine-alkali

Study of Energy Saving in Frequency-conversion Ground Source Heat Pump

Simulation of a heat pump heating system based on seasonal solar energy storage by phase change material used in Harbin

The application of ice-storage air conditioner in sewage source heat-pump air-conditioning system of a certain hotel

Studies on the Heat Pump Drying Characteristics and Mathematical Model of Carrot

Analysis of energy saving for the air-source heat pump air-conditioning system

Combined Operation of a Solar Energy Source Heat Pump, Low-vale Electricity And Floor Radiant System

Design and Analysis of a Carbon Dioxide Heat Pump for Simultaneous Refrigeration and Heating

Discussion of Coupled Heat and Moisture Transfer Mathematical Model of the Ground-coupled Heat Pump in Summer Operation Conditions

Experimental Study of Ground-Source Heat Pump Systems with Horizontal Heat Exchanger

Automatic control for a heat pump system with variable compositions of mixture refrigerant

The Optimized Design and Application of the Air-cooled Heat Pump System in the Underground Buildings

Air-conditioning design of the air-cooled heat-pump water chiller unit in a high-rise building

Experimental study of sensible heat recovery of heat pump during heating and ventilation

Analysis of energy consumption and running cost of gas engine-driven heat pump

Feasibility analysis of application of surface water-source heat pump systems to an ecological residential quarters in Chongming area

Utilizes the Wet Curtain to Enhance the Refrigeration Efficiency of the Air-cooling Heat Pump Unit

Analysis of an Energy - saving Flow of Heat- pump Distillation

Application of Graphical Analysis Method in Propylene Heat Pump Distillation of Energy-Flow Framework

Field test of a groundwater source heat pump project with pumping and recharging in the same well in Beijing

Design of the heat pump system with urban sewage as cold and heat resources

Optimal Design for Ejector Heat Pump Used in a Novel Open-Cycle Paper Machine System

Influence Factors Simulative Analysis of the Buried Depth of Geothermal Heat Exchanger in Ground -Coupled Heat Pump System

Economical Study on the Combining Heating System of the Condensing Boiler and the Heat Pump

Economics Analysis of Hybrid Ground Source Heat Pump Systems with Cooling Tower as a Supplemental Heat Rejecter

Experimental Investigation on the Transient Performance of an Exhaust -air Heat Pump Water Heater

The Experimental Study on Ground Temperature Restorative Characteristic of Hybrid Ground Source Heat Pump in the Intermittent Movement

Numerical Simulation and Experimental Verification on Dynamic Performance of Air Source Heat Pump under Frosting Conditions

Centralized Automatic Control for a Large-scale Residential Quarter Water Source Heat Pump System

Experiment of the geothermal heat pump system with a mixed working fluid

Thermal Dynamic Analysis on Application on Refrigerant Blend in a Direct Expanded Solar-assisted Heat Pump

Experimental investigation of thermoelectric heat pump-phase change material thermal control systems

Design and test of the ground heat exchanger ground-source heat pump system for a villa