WO2002014750A1 - Dispositif de conditionnement d'air a liquide de type geothermique - Google Patents
Dispositif de conditionnement d'air a liquide de type geothermique Download PDFInfo
- Publication number
- WO2002014750A1 WO2002014750A1 PCT/CN2001/000062 CN0100062W WO0214750A1 WO 2002014750 A1 WO2002014750 A1 WO 2002014750A1 CN 0100062 W CN0100062 W CN 0100062W WO 0214750 A1 WO0214750 A1 WO 0214750A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- heat
- geothermal
- air conditioner
- pipe
- liquid
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B27/00—Machines, plants or systems, using particular sources of energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/30—Geothermal collectors using underground reservoirs for accumulating working fluids or intermediate fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
- F24F2005/0057—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground receiving heat-exchange fluid from a closed circuit in the ground
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/02—System or Device comprising a heat pump as a subsystem, e.g. combined with humidification/dehumidification, heating, natural energy or with hybrid system
- F24F2203/021—Compression cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/54—Heating and cooling, simultaneously or alternatively
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Definitions
- the present invention relates to a heat exchange system for a fixed tubular channel assembly for two heat exchange media. Background technique
- the heating system people use mainly uses coal, natural gas or crude oil as energy.
- Coal, natural gas and crude oil not only have limited reserves, but also generate a lot of ash, dust or waste gas after combustion, which not only pollutes the environment, but also changes the nature of the atmosphere, causing the greenhouse effect, warming the earth, melting icebergs, rising sea levels...
- the refrigeration equipment used is based on electric energy.
- the electric energy is not only expensive, but also a part of the electric energy is taken from fuels such as coal, natural gas or crude oil. It also has problems such as polluting the environment and changing the nature of the atmosphere.
- underground, rivers, rivers, lakes, and seawater store a large number of low-level cold and heat sources, they cannot be directly used for heating or cooling. Summary of the invention
- the geothermal liquid air conditioner of the present invention comprises a geothermal heat collector, a heat exchanger, an energy booster, an outlet pump, a liquid return pump, an air conditioner placed underground, and a set of the geothermal collector is arranged on the liquid outlet tube.
- the energy booster comprising a compressor, a condenser, a liquid reservoir, a drying filter, a throttle, an evaporator, and a gas liquid a heating circuit and a heat exchange circuit formed by sequentially connecting the separators through a pipeline, wherein the outlet pipe of the heat exchange circuit coupled with the condenser in the heat exchange circuit passes through the air inlet pipe and the outlet pump of the air conditioner
- the air conditioner is connected, the liquid return pipe of the air conditioner is connected to the liquid inlet pipe of the heat exchange circuit coupled with the condenser, and the liquid discharge pipe of the heat exchange circuit coupled with the evaporator is passed through the liquid return pump and A liquid return pipe on the output side of the heat exchanger is connected, and an outlet pipe on the output side of the heat exchanger is connected to a liquid inlet pipe of a heat exchange circuit coupled to the evaporator.
- the geothermal liquid air conditioner of the present invention further comprises two two-position four-way valves, and an outlet pipe of the heat exchange circuit coupled with the condenser is connected to the first interface of the first two-position four-way valve, and the The liquid pipe is connected to the first interface of the second two-position four-way valve; the liquid inlet pipe of the air conditioner is connected to the second interface of the first two-position four-way valve, the liquid return pipe of the air conditioner and the second two-position four-way valve
- the fourth interface is connected; the liquid discharge pipe of the heat exchange circuit coupled with the evaporator is connected to the third interface of the first two-position four-way valve, and the liquid inlet pipe and the second two-position four-way ceramic
- the third interface is connected; the output side inlet pipe of the heat exchanger is connected to the fourth interface of the first two-position four-way valve, and the outlet pipe is connected to the second interface of the second two-position four-way valve.
- the geothermal liquid air conditioner of the present invention further includes a solar collector, the solar collector comprising a solar water heater, a solar energy storage device, and a circulating water pump, which are sequentially connected in series by a pipeline, wherein the solar energy storage An inlet and an outlet valve and an outlet node valve are disposed on the inlet and outlet of the energy device, wherein the solar energy storage device is provided with a heat exchanger, and the inlet and outlet pipes of the heat exchanger are connected to the heat exchanger On the outlet pipe of the output side, the inlet pipe is provided with a heat exchanger inlet stop valve.
- the geothermal liquid air conditioner of the present invention wherein the solar water heater is connected with a tap water inlet pipe and a domestic hot water outlet pipe, and a tap water pipe check valve and a living heat are respectively installed on the tap water inlet pipe and the domestic hot water outlet pipe; Water outlet pipe stop valve.
- the geothermal liquid air conditioner of the present invention further includes an electric water heater, wherein the electric water heater is provided with a transducer, and the inlet and outlet pipes of the transducer are connected to the outlet of the heat exchanger.
- a transducer inlet stop valve is mounted on the inlet line of the transducer.
- the geothermal liquid air conditioner of the present invention wherein the electric water heater is provided with a waste heat heater, and the inlet and outlet pipes of the waste heat heater are connected to the inlet pipe of the heat exchange circuit coupled with the evaporator And a residual heat heater stop valve is installed on the inlet pipe or the outlet pipe of the waste heat heater.
- the geothermal liquid air conditioner of the present invention wherein the geothermal heat collector is a geothermal accumulator, and the geothermal accumulator comprises an energy storage body, and a plurality of layers stacked in the energy storage body are filled with phase change substances.
- a liquid inlet is arranged between the upper walls of the body, and a liquid outlet is arranged between the support plate and the lower wall of the energy storage body, and both ends of each of the energy storage cylinders have shoulders forming a liquid flow gap between the energy storage cylinders.
- the outer wall of the energy storage body is provided with a plurality of fins.
- the fins are arranged in a shape of a rice.
- the geothermal heat collector is a geothermal heat collecting pipe system in which a plurality of heat collecting pipe groups are connected in series, and each of the geothermal heat collecting pipe groups is composed of a plurality of tandem heat collecting pipes, each An outer heat exchange tube coaxially mounted together, an energy storage cylinder located in the outer heat exchange cylinder, an outlet pipe located in the energy storage cylinder and a top connected to the outer heat exchange cylinder The composition of the inlet tube.
- geothermal liquid air conditioner of the present invention wherein the geothermal heat collecting tube is composed of a three-stage heat collecting tube group, wherein an outer heat exchange tube of the first heat collecting tube group has a length of 6 meters, and an outer heat exchange tube of the second heat collecting tube group a length of 4 m, a length of the heat transfer tube of the heat pipe third set of groups is 2 m.
- the outer heat exchange cylinder has an outer diameter of 10 0 mm, the outer diameter of the accumulator cylinder is 80 mm, and the outer diameter of the water outlet pipe is 25 mm. .
- geothermal liquid air conditioner of the present invention wherein the heat exchange circuit is filled with an antifreeze liquid.
- the geothermal liquid air conditioner of the invention can utilize the characteristics of small temperature changes in the underground all year round, collect and store a large number of low-level underground cold heat sources in the underground, and collect the geothermal heat through the liquid.
- the low heat of the device can be transferred to the energy booster, and then the elevated high heat energy can be transferred to the hot and cold demand (ie, load) through the liquid.
- the device collects low-level thermal energy (including latent heat generated during sensible heat and phase change) from the ground, and returns the heat to the ground in the summer. Therefore, it is the best benign circulation device taken from the underground and returned to the underground. It does not produce any toxic or hazardous substances, is pollution-free, pollution-free, and is inexpensive.
- FIG. 1 is a schematic structural view of a system of a geothermal liquid air conditioner according to the present invention
- FIG. 2 is a schematic structural view of a geothermal accumulator used in the geothermal liquid air conditioner of the present invention
- Figure 3 is a cross-sectional view taken along line A - A of Figure 2;
- Figure 4 is a schematic view showing the arrangement of the rich cylinder of the geothermal accumulator of Figure 2;
- Figure 5 is a schematic structural view of a heat collecting tube used in the geothermal liquid air conditioner of the present invention.
- Fig. 6 is a schematic view showing the structure of a geothermal heat collector composed of three sets of heat collecting tubes used in the geothermal liquid air conditioner of the present invention.
- Fig. 1 is a schematic view showing the structure of a geothermal liquid air conditioner unit of the present invention.
- the geothermal liquid air conditioner of the present invention comprises a geothermal heat collector 1, a heat exchanger 2, an energy riser 3, an outlet pump 4, a liquid return pump 5, and an air conditioner 6, which will be described in detail below.
- the liquid discharge pipe 1 of the geothermal heat collector 1 is equipped with a collector discharge pump 1 2 to increase the liquid flow speed in the heat collector 1 and improve the heat exchange efficiency.
- the heat exchanger 2 can be connected to a conventional plate heat exchanger, and the liquid discharge pipe 1 of the heat collector 1 is connected to the input side 2a of the heat exchanger 2.
- the energy riser 3 includes a heating circuit 30 and a heat exchange circuit 3 8, and the heating circuit 30 is the same as the heating (cold) circuit used in ordinary air conditioners and refrigerators.
- the heating circuit 30 is filled with a medium for the heating cycle R 2
- the energy riser 3 comprises a compressor 3 1 , a condenser 3 2 , a reservoir 3 3 , a drying filter 34, a throttle 35, an evaporator 36 and a gas-liquid separator 37 connected in series by pipes.
- the outlet pipe 3 2 a of the heat exchange circuit coupled with the condenser 32 in the heat exchange circuit 38 is connected to the first port 8 a of the first 2/2-way valve 8;
- the inlet pipe 3 2 b of the condenser 3 2 coupled heat exchange circuit is connected to the first interface 9 a of the second two-position wide 9 , and the heat coupled to the evaporator 36 in the heat exchange circuit 38
- the air conditioner 6 can adopt a common fan coil unit.
- the liquid inlet pipe 10 of the air conditioner 6 is connected to the second port 8 b of the first two-position four-way valve 8 via the liquid discharge pump 4; the liquid return pipe 1 0 3 of the air conditioner 6 and the second two-position four-way valve
- the fourth interface 9 of 9 is connected.
- An expansion tank 1 0 3 a is installed in the liquid return pipe 10 of the air conditioner 6, and the function of the expansion tank 1 0 3 a is to store the volume of the liquid which is increased by the thermal expansion of the liquid in the heat exchange circuit 38.
- the inlet pipe 2 2 b of the output side 2 b of the heat exchanger 2 is connected to the fourth port 8 d of the first 2/2-way valve 8 via a liquid return pump 5; the output side 2 b of the heat exchanger 2
- the liquid pipe 2 2 a is connected to the second port 9 b of the second two-position four-way valve 9 via a throttle valve 2 2 c mounted on the discharge pipe 2 2 a .
- the purpose of the above two two-position four-way valves is to make the geothermal liquid air conditioner of the present invention suitable for use in the winter and summer seasons. If it is only used for heating in winter, the two-position four-way valve may not be installed.
- the outlet pipe 3 2 a of the heat exchange circuit coupled with the condenser 32 in the heat exchange circuit 38 can be directly connected to the inlet pipe 1 0 2 of the air conditioner 6 via the outlet pump 4;
- each of the two-position four-way valves can be replaced by four common stop valves as shown in the figure.
- the solar collector 7 can be installed on the geothermal liquid air conditioner of the present invention.
- the solar collector can provide an auxiliary heat source for the geothermal collector 1 and provide domestic hot water for the residents.
- Solar collector 7 by solar water heater 7 1, solar energy accumulator 7 2, circulating water pump 7 3 is connected by pipeline.
- An inlet stop valve 74 and an outlet throttle valve 7 5 are installed in the inlet and outlet lines of the solar energy accumulator 72.
- a heat exchanger 76 is installed in the solar energy accumulator 72.
- the inlet and outlet lines 7 6 1 and 7 6 2 of the heat exchanger 76 are connected to the outlet pipe 2 2 a of the output side 2 b of the heat exchanger 2.
- a heat exchanger inlet stop valve 7 6 3 is installed on the inlet line 716, and the heat exchanger 76 can be connected to the outlet pipe 2 2 a as an auxiliary heat source depending on weather conditions.
- a tap water cold water inlet pipe 7 7 and a domestic hot water outlet pipe 7 8 are connected to the solar water heater 7 1 , and a water pipe stop valve 7 7 1 and a domestic hot water outlet pipe stop valve 7 8 1 are respectively installed on the top.
- the electric heater 8 can be added to the geothermal liquid air conditioner of the present invention as an auxiliary energy source.
- the electric water heater 8 is equipped with a transducer 8 1 , and the transducer 8 1 can also adopt a plate heat exchanger structure.
- the inlet and outlet pipes 8 1 1 , 8 1 2 of the transducer 8 1 are connected to the heat exchanger 2 On the output side 2 b of the outlet tube 2 2 a.
- a transducer inlet stop valve 8 1 3 is mounted on the inlet line 8 1 1 of the transducer 8 1 .
- the outlet pipe check valve 2 2 c can also be closed.
- the electric heater can be used to heat the domestic hot water.
- the electric heater 8 is equipped with a tap water inlet pipe 8 3 and a domestic hot water outlet pipe 8 4. Also in the electric water heater 8 can be equipped with a residual heat heater 8 2 .
- the function of the residual heat heater 8 2 is to use the waste heat of the geothermal liquid air conditioner of the present invention to heat the water in the electric water heater in the winter and summer, to achieve the purpose of saving electricity and providing domestic hot water, and the inlet pipe 8 of the waste heat heater 8 2 2 1 is equipped with a stop valve 8 2 3, when the residual heat heater 8 2 is not used, the knot can be closed 8 2 1 ⁇
- FIG. 1 are schematic views showing the structure of a geothermal accumulator used in the geothermal liquid air conditioner of the present invention.
- the accumulator can be made in a cylindrical manner, which comprises an energy storage body 1 1 , an energy storage cylinder filled with phase change substances such as water, glycerin, brine or ethanol, which are placed in an alternating manner in the energy storage body 11 . 1 2, an upper equalizing plate 13 having a uniform through hole placed on the upper storage tank and a support plate 14 having a uniform bore under the lower storage tank, and the upper flow plate A liquid inlet 15 is provided between the upper wall of the energy storage body 1 1 and a liquid outlet 16 is formed between the support plate 14 and the lower wall of the energy storage body 1 1 .
- the outer wall of the energy storage body 1 1 is provided with a plurality of heat dissipating fins 8 in a shape of a mica (see Fig. 2). Both ends of each of the accumulator tubes 12 have shoulders 17 which form a liquid flow gap between the accumulator tubes, wherein the accumulator tubes 12 can be made of high-strength, corrosion-resistant plastic.
- the shoulders 1 7 create a gap between the accumulator tubes 12 to ensure that liquid flows around the accumulator (see Figure 4).
- the liquid transfers energy to the accumulator tube for storage during the flow. When the liquid requires energy, it flows around the accumulator through the liquid, and the accumulator transfers the energy to the liquid. , 'There is the purpose of storing and releasing energy to the accumulator.
- the accumulator is placed underground, because the underground is a constant temperature zone with little temperature change. It is also known as the warm winter and summer cool belt.
- the accumulator is placed underground, in addition to the heat exchange between the flowing liquid and the accumulator in the accumulator, it also has an accumulator and a ground. Heat exchange under the constant temperature zone. In the summer, the cold is passed to the accumulator, and in the winter the heat is transferred to the accumulator.
- phase change energy storage Another important feature of accumulators is phase change energy storage.
- the phase transition temperature of water is 0 ° C.
- the temperature of lm 3 water is increased or decreased by 1 °C, and energy lk W h/°Cm 3 is required .
- the energy required for ice is 4 8.
- 4 kwh/ra 3 that is, when the phase change occurs at 0 °C, the energy provided by 1 m 3 of water is 4 8 . 4 kwh/m
- the accumulator buried underground in winter is basically the same as the underground temperature 1 (re. Now calculate the energy stored in the accumulator.
- the flowing liquid in the accumulator is lm 3
- the liquid in the accumulator is 2m 3
- the liquid volume 2 + l 3m 3.
- the kinetic energy reduced to 0 °C is 3m 3
- the energy storage in the storage tank is 2 m 3 when the phase change occurs.
- X 4 8. 4 kwh/m 3 9 6. 8 kwh.
- Accumulator total energy storage 3 0 + 9 6. 8 1 2 6. 8 kwh.
- the energy time available for the accumulator is: 1 2 6. 8kwh/
- the underground temperature in summer is 15 °C
- the outdoor heat dissipation temperature of the air conditioner is 50 °C
- geothermal accumulators are suitable for buildings with scattered living space and large space.
- FIG. 5 is a structural schematic view of a geothermal heat collecting tube used in the geothermal liquid air conditioner of the present invention.
- the figure shows the structure of two geothermal heat collecting tubes 1 0 0 and 1 0 0 ' in series.
- the heat collecting pipe 100 is installed by the coaxial heat exchanger tube 10, which is coaxially mounted together, and the energy storage cylinder 1 0 2 located in the outer heat exchange cylinder 1 0 1 is located at the storage tube.
- the outlet pipe 1 0 3 in the cylinder 1 0 2 and the inlet pipe 1 0 4 connected to the top of the outer heat exchange cylinder 1 0 1 are composed.
- Accumulator tube 1 0 2 can be used with several fixing pieces (not shown) welded to the outer heat exchange tube 1
- the outlet pipe 1 0 3 can be directly welded to the upper and lower walls of the energy storage cylinder 102.
- the outlet pipe 1 0 3 of the geothermal heat collecting pipe 100 is connected to the inlet pipe 1 0 4 ' of the geothermal heat collecting pipe 100, and the geothermal collecting pipe 1 0 0, the outlet pipe 1 Q 3 ' can be combined with A liquid inlet pipe of a geothermal heat collecting pipe (not shown) is connected, so that a plurality of geothermal heat collecting pipes can be connected in series as a group of heat collecting tubes as needed.
- Fig. 6 is a schematic view showing the structure of a geothermal heat collector constructed by connecting three sets of heat collecting tubes in series in the geothermal liquid air conditioner of the present invention.
- the geothermal heat collecting tube group is 100 G, assuming that it consists of 8 geothermal heat collecting tubes (see Figure 1), each geothermal heat collecting tube has a length of 6 m; the second geothermal heat collecting tube group has a hypothesis of 2 0 0 G.
- the composition of two geothermal heat collecting tubes see Figure 1
- the length of each geothermal heat collecting tube is 4 m
- the third geothermal heat collecting tube group is assumed to be
- each geothermal heat collecting tube has a length of 2 m.
- the outlet pipes of the last set of heat collecting tubes are connected to the total outlet pipes 1 1 of the geothermal collector.
- a throttle valve 13 is installed in front of the discharge pump 1 2
- a throttle valve 1 4 is installed behind the discharge pump 1 2 in order to repair and replace the discharge pump 1 2 use.
- the geothermal heat collecting tubes 1 0 0 G, 2 0 0 G and 300 0 G are vertically buried in the 10 deep underground to extract the heat from the soil from low to high, and finally reach the temperature we need.
- the water of 7 ⁇ is raised to 8 ⁇ through the first heat collecting tube group 100 G, and the water temperature is raised to 10 V through the second heat collecting tube group 200 G.
- the third set of heat pipe sets 300 G increased the water temperature to 12 °C.
- the water at 1 2 °C passes through the heat exchanger 2 to transfer heat to the output side 2 b of the heat exchanger. After rushing to 7 °C, it is reflowed to the first heat collecting tube group 1 Q 0 G, and then heated again by the second and third heat collecting tubes 2 0 0 G, 300 ° G, and thus circulated.
- the outer diameter of the outer tube of the geothermal heat collecting tube 1 0 1 can be, for example, 1 0 0 ram, the outer diameter of the energy storage tube 1 0 2 can be selected as 80 ram, and the outer diameter of the outlet pipe 1 0 3 can be selected as 2 5 legs.
- the left side of Figure 6 shows the relationship between the temperature and the depth below the formation.
- the advantage of the geothermal heat collecting tube is that it is small in size and visible in the seam pin, which is suitable for use in places under densely populated space.
- an antifreeze liquid can be used as a working medium in the heat exchange circuit and the geothermal collector.
- the helium water is sent to the input side 2 a of the heat exchanger 2, and the heat is transferred to the heat exchanger output side 2 b through the heat exchanger 2.
- the water of the 1 1 ⁇ in the output side 2 b is 2 2 c wide, and the second 2/2-way valve 9 and the pipes 8 2 1 and 3 6 b are fed into the heat exchange circuit 3 coupled with the evaporator 36.
- Heat exchange takes place in the evaporator 36 to transfer heat to the evaporator 36.
- the heat-exchanged liquid flows back to the heat exchanger 2 through the liquid outlet pipe 3 6 a, the first two-position four-way valve 8, the liquid return pump 5, and the liquid return pipe 2 2 b of the heat exchanger 2.
- the working fluid R 2 2 in the evaporator 36 is converted into a low-temperature low-pressure gas into the separator 3 7 by the action of the evaporator 36, and is sent to the gas-liquid separator 37 by gas-liquid separation.
- the low pressure low temperature gas is converted into high temperature and high pressure gas by the compressor and sent to the condenser 32.
- the condenser 3 2 the high temperature and high pressure gas sent from the compressor 3 1 and the heat exchange circuit 3 coupled with the condenser 3 2
- the working medium in 8 is subjected to heat exchange. After the heat exchange, the heated liquid working medium passes through the outlet pipe 3 2 a, the first two-position four-way valve 8, the outlet pump 4 and the inlet pipe of the air conditioner 6 2 Flow into the air conditioner to heat the indoor air.
- the liquid working medium after being dissipated by the air conditioner passes through the liquid return pipe 1 0 3 of the air conditioner, the second 2/2-way valve 9 , and the inlet pipe 3 2 b flows back to the heat exchange circuit 3 coupled with the condenser 3 2 8, complete the work cycle.
- the first two-position four-way valve 8 and the second two-position four-way valve 9 in the figure should be reversed.
- the blackened flow passages of the first and second two-position four-way valves are exchanged with the blank flow passages, and the opening and closing portions are exactly opposite to the portions shown in the figure.
- the first two-position four-way valve 8 is connected to the outlet pipe 3 6 a of the heat exchange circuit 38 coupled to the evaporator 36 and the inlet pipe 1 0 2 of the air conditioner, and is connected to the condenser 3
- the two-phase coupled heat exchange circuit 38 has a liquid outlet pipe 3 2 a and a heat exchanger 2 liquid return pipe 2 2 b ; at the same time, the second two-position four-way ceramic 9 is connected to the heat coupled with the evaporator 36 Switching loop
- the liquid discharge pipe 2 2 a connects the low temperature working medium in the heat exchange circuit 38 coupled with the evaporator 36 to the air conditioner, thereby providing cold air to the room.
- the geothermal liquid air conditioner of the present invention generally operates in an intermittent manner, for example, one hour of operation, two hours of stopping, or half an hour of operation, and one hour of stopping, so that the geothermal collector stores sufficient energy. Jl industry practicality
- the geothermal liquid air conditioner of the present invention receives a large number of low-level underground cold heat sources in the ground for use in geothermal heat collectors.
- the set is stored, and the low-level cold heat energy of the geothermal collector is sent to the energy booster through the liquid, and then the elevated high-level cold heat energy is transferred to the hot and cold demand through the liquid.
- It does not produce any toxic or hazardous substances, is pollution-free, pollution-free, and is inexpensive. It can be used for indoor heating or cooling in buildings, and it can also be used to provide domestic water.
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Other Air-Conditioning Systems (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NZ523499A NZ523499A (en) | 2000-08-18 | 2001-01-18 | Liquid air conditioner of geothermal energy type |
KR1020037001221A KR100571973B1 (ko) | 2000-08-18 | 2001-01-18 | 지열에너지형 액체공조장치 |
US10/333,528 US6772605B2 (en) | 2000-08-18 | 2001-01-18 | Liquid air conditioner of ground energy type |
DE60136821T DE60136821D1 (de) | 2000-08-18 | 2001-01-18 | Geothermische flüssigkeits-klimaanlage |
AU2001231479A AU2001231479A1 (en) | 2000-08-18 | 2001-01-18 | Liquid air conditioner of ground energy type |
EP01903568A EP1310745B1 (en) | 2000-08-18 | 2001-01-18 | Liquid air conditioner of ground energy type |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN00123495.1 | 2000-08-18 | ||
CN00123495A CN1120339C (zh) | 2000-08-18 | 2000-08-18 | 地热式液体冷热源装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002014750A1 true WO2002014750A1 (fr) | 2002-02-21 |
Family
ID=4589913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2001/000062 WO2002014750A1 (fr) | 2000-08-18 | 2001-01-18 | Dispositif de conditionnement d'air a liquide de type geothermique |
Country Status (9)
Country | Link |
---|---|
US (1) | US6772605B2 (zh) |
EP (1) | EP1310745B1 (zh) |
KR (1) | KR100571973B1 (zh) |
CN (1) | CN1120339C (zh) |
AU (1) | AU2001231479A1 (zh) |
DE (1) | DE60136821D1 (zh) |
HK (1) | HK1043186B (zh) |
NZ (1) | NZ523499A (zh) |
WO (1) | WO2002014750A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106152348A (zh) * | 2016-08-23 | 2016-11-23 | 西南交通大学 | 一种用于地下空间的空调系统 |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7004231B2 (en) * | 2003-04-07 | 2006-02-28 | Tai-Her Yang | Natural thermo carrier fluid exchange system for heat reclaim |
CN100365356C (zh) * | 2004-09-30 | 2008-01-30 | 北京北控恒有源科技发展有限公司 | 江河湖海低品位能量提取系统 |
CN1306233C (zh) * | 2004-10-26 | 2007-03-21 | 北京永源热泵有限责任公司 | 提取土壤能量的热泵系统 |
KR100585517B1 (ko) * | 2005-01-05 | 2006-06-07 | 전석영 | 지열과 냉동싸이클을 보조수단으로 이용하는 태양열냉/난방장치 |
WO2007070905A2 (de) * | 2005-12-19 | 2007-06-28 | Atlas Copco Mai Gmbh | Wärmetauscher |
KR101152472B1 (ko) * | 2006-05-19 | 2012-07-03 | 엘지전자 주식회사 | 지열을 이용한 공기조화기 |
KR101175385B1 (ko) * | 2006-06-16 | 2012-08-20 | 엘지전자 주식회사 | 지열을 이용한 공기조화기 |
DE102007009196B4 (de) * | 2007-02-26 | 2010-07-01 | Kioto Clear Energy Ag | Auf Basis erneuerbarer Energieträger arbeitendes Warmwasser- und Heizungssystem |
CA2593906A1 (en) * | 2007-07-18 | 2009-01-18 | Hydroplex Inc. | Irrigation reservoir cooling system |
KR20130004527A (ko) * | 2007-12-31 | 2013-01-10 | 노블 지오퍼니스 인코퍼레이티드 | 지열 교환 시스템 및 방법 |
US9115935B2 (en) * | 2008-11-17 | 2015-08-25 | Tai-Her Yang | Single flow circuit heat absorbing/release device for periodic positive and reverse directional pumping |
DE202009018043U1 (de) * | 2009-03-09 | 2010-12-02 | Rawema Countertrade Handelsgesellschaft Mbh | Wärmespeichersystem |
WO2010120343A2 (en) * | 2009-04-01 | 2010-10-21 | Thar Geothermal, Inc. | Geothermal energy system |
US20110126563A1 (en) * | 2009-11-30 | 2011-06-02 | General Electric Company | Absorption chiller and system incorporating the same |
CN101893327B (zh) * | 2010-08-16 | 2012-05-09 | 上海盛合新能源科技有限公司 | 一种太阳能热水热电转换装置 |
FR2993348A1 (fr) * | 2012-07-10 | 2014-01-17 | Stephane Boulet | Dispositif d'optimisation des performances d'une pompe a chaleur en periode hivernale, par stockage d'energie en sol profond |
WO2015015244A1 (de) * | 2013-07-29 | 2015-02-05 | Jan Franck | Temperatur-management-system |
WO2015099547A1 (en) | 2014-01-31 | 2015-07-02 | Uni-Heat Sp. Z.O.O. | Feed collector, particularly for a multiple source heat pump |
US9933187B2 (en) | 2014-11-05 | 2018-04-03 | SaeHeum Song | System and method for geothermal heat exchange |
US11067317B2 (en) * | 2015-01-20 | 2021-07-20 | Ralph Feria | Heat source optimization system |
CN104864606B (zh) * | 2015-04-30 | 2018-03-02 | 魏磊 | 全天候太阳能智能生态系统 |
CN105423466B (zh) * | 2015-11-17 | 2018-11-13 | 广东美的制冷设备有限公司 | 热泵空调系统及其控制方法 |
CN106416831B (zh) * | 2016-08-30 | 2019-07-02 | 湖南中大经纬地热开发科技有限公司 | 地表水源用于地热农业育苗的装置 |
CN107036205A (zh) * | 2017-03-22 | 2017-08-11 | 青岛新欧亚能源有限公司 | 利用相变热的水、地源热泵系统及制冷与制热工艺 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59217451A (ja) * | 1983-05-25 | 1984-12-07 | Matsushita Electric Ind Co Ltd | 太陽熱利用集熱装置 |
JPS60164178A (ja) * | 1984-02-06 | 1985-08-27 | Matsushita Electric Ind Co Ltd | 太陽熱集熱装置 |
JPS60221658A (ja) * | 1984-04-16 | 1985-11-06 | Mitsubishi Electric Corp | ソ−ラ−ヒ−トポンプ装置 |
CN1239770A (zh) * | 1999-03-10 | 1999-12-29 | 海阳市富尔达热工程有限公司 | 供热制冷两用系统 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2233871A5 (zh) * | 1973-06-14 | 1975-01-10 | Mengin Ets Pierre | |
US4158291A (en) * | 1977-06-20 | 1979-06-19 | Sunterra Corporation | Environmentally assisted heating and cooling system |
DE2919855A1 (de) * | 1979-05-16 | 1980-11-20 | Kohler Gmbh C | Erdreich-waermepumpenanlage |
DE2938891A1 (de) * | 1979-09-26 | 1981-04-16 | Volker 2000 Hamburg Rebhan | Verfahren und vorrichtung zum einsetzen von erdreichkollektoren |
US4375831A (en) * | 1980-06-30 | 1983-03-08 | Downing Jr James E | Geothermal storage heating and cooling system |
US4394814A (en) * | 1981-04-01 | 1983-07-26 | Wardman John C | Energy generation system |
US4376435A (en) * | 1981-04-08 | 1983-03-15 | Pittman Charles D | Solar powered air conditioning system |
US4355683A (en) * | 1981-05-11 | 1982-10-26 | Midland-Ross Corporation | System of moisture and temperature conditioning air using a solar pond |
FR2505990B1 (fr) * | 1981-05-14 | 1986-03-28 | Calories Geothermiques Solaire | Systeme de chauffage pour locaux, notamment pour locaux d'habitation |
US4776171A (en) * | 1986-11-14 | 1988-10-11 | Perry Oceanographics, Inc. | Self-contained renewable energy system |
US5081848A (en) * | 1990-11-07 | 1992-01-21 | Rawlings John P | Ground source air conditioning system comprising a conduit array for de-icing a nearby surface |
DE4138774A1 (de) * | 1991-11-26 | 1993-05-27 | Heinrich Banse | Waermepumpe |
US5394935A (en) * | 1993-09-17 | 1995-03-07 | Glover; Mike | Earth coupled thermal barrier system |
US5685147A (en) * | 1995-06-12 | 1997-11-11 | Brassea; Angel | Buoyancy and thermal differentials energy generator |
US5937665A (en) * | 1998-01-15 | 1999-08-17 | Geofurnace Systems, Inc. | Geothermal subcircuit for air conditioning unit |
-
2000
- 2000-08-18 CN CN00123495A patent/CN1120339C/zh not_active Expired - Lifetime
-
2001
- 2001-01-18 NZ NZ523499A patent/NZ523499A/en not_active IP Right Cessation
- 2001-01-18 KR KR1020037001221A patent/KR100571973B1/ko not_active IP Right Cessation
- 2001-01-18 WO PCT/CN2001/000062 patent/WO2002014750A1/zh active IP Right Grant
- 2001-01-18 DE DE60136821T patent/DE60136821D1/de not_active Expired - Lifetime
- 2001-01-18 AU AU2001231479A patent/AU2001231479A1/en not_active Abandoned
- 2001-01-18 EP EP01903568A patent/EP1310745B1/en not_active Expired - Lifetime
- 2001-01-18 US US10/333,528 patent/US6772605B2/en not_active Expired - Lifetime
-
2002
- 2002-07-03 HK HK02104975.9A patent/HK1043186B/zh not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59217451A (ja) * | 1983-05-25 | 1984-12-07 | Matsushita Electric Ind Co Ltd | 太陽熱利用集熱装置 |
JPS60164178A (ja) * | 1984-02-06 | 1985-08-27 | Matsushita Electric Ind Co Ltd | 太陽熱集熱装置 |
JPS60221658A (ja) * | 1984-04-16 | 1985-11-06 | Mitsubishi Electric Corp | ソ−ラ−ヒ−トポンプ装置 |
CN1239770A (zh) * | 1999-03-10 | 1999-12-29 | 海阳市富尔达热工程有限公司 | 供热制冷两用系统 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1310745A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106152348A (zh) * | 2016-08-23 | 2016-11-23 | 西南交通大学 | 一种用于地下空间的空调系统 |
Also Published As
Publication number | Publication date |
---|---|
KR100571973B1 (ko) | 2006-04-17 |
KR20030023717A (ko) | 2003-03-19 |
CN1339685A (zh) | 2002-03-13 |
US20040000159A1 (en) | 2004-01-01 |
CN1120339C (zh) | 2003-09-03 |
EP1310745A4 (en) | 2005-12-14 |
EP1310745B1 (en) | 2008-12-03 |
EP1310745A1 (en) | 2003-05-14 |
US6772605B2 (en) | 2004-08-10 |
AU2001231479A1 (en) | 2002-02-25 |
NZ523499A (en) | 2003-07-25 |
DE60136821D1 (de) | 2009-01-15 |
HK1043186B (zh) | 2004-03-05 |
HK1043186A1 (en) | 2002-09-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2002014750A1 (fr) | Dispositif de conditionnement d'air a liquide de type geothermique | |
KR101041745B1 (ko) | 솔라 싱크 지열원 히트펌프 시스템과 그 제어방법 | |
CN107143948B (zh) | 可蓄能可大温差的梯级冷热源系统 | |
WO2017016224A1 (zh) | 一种谷电相变储热式采暖热水系统 | |
CN201028893Y (zh) | 一种地源热泵空调系统 | |
CN101226016B (zh) | 太阳能-地能双热源复合热泵装置 | |
CN201163124Y (zh) | 空气—太阳能—地能三热源复合热泵装置 | |
CN101893299A (zh) | 基于相变蓄冷的太阳能吸附式空调系统 | |
WO2014111061A1 (zh) | 一种冷热内平衡机组 | |
JP3839811B2 (ja) | 蓄地熱空調システム | |
CN201259282Y (zh) | 全热回收蓄能型地能热泵中央空调系统 | |
CN203615646U (zh) | 一种蓄热型地源热泵装置 | |
CN201779922U (zh) | 基于空调制冷、空调制热和卫生热水的户式三联供地源热泵机组 | |
CN216693690U (zh) | 太阳能与地源热泵结合的跨季节储能系统 | |
Kanog˘ lu et al. | Incorporating a district heating/cooling system into an existing geothermal power plant | |
CN202853199U (zh) | 竖直地埋管式地源热泵热水及空调系统 | |
CN1161568C (zh) | 地热式液体空调装置 | |
MacCracken | Electrification, heat pumps and thermal energy storage | |
CN2489251Y (zh) | 竖式地热蓄能空调系统 | |
CN1137352C (zh) | 竖式地热蓄能空调系统 | |
CN210772854U (zh) | 一种全变频地源热泵机组 | |
CN102705984B (zh) | 地能和空气能同步供热于水源热泵的装置 | |
Duman et al. | Exergy Analysis of a Ground Source Heat Pump System for Cold Climatic Condition of Sivas, Turkey | |
CN2460931Y (zh) | 地热式液体空调装置 | |
CN220828916U (zh) | 单井多埋管式地埋管空调系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CR CU CZ DE DK DM DZ EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG US UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE TR BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 523499 Country of ref document: NZ |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2001903568 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10333528 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020037001221 Country of ref document: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 1020037001221 Country of ref document: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 2001903568 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWP | Wipo information: published in national office |
Ref document number: 523499 Country of ref document: NZ |
|
WWG | Wipo information: grant in national office |
Ref document number: 523499 Country of ref document: NZ |
|
NENP | Non-entry into the national phase |
Ref country code: JP |
|
WWG | Wipo information: grant in national office |
Ref document number: 1020037001221 Country of ref document: KR |