WO2001038810A2 - Procede et systeme de climatisation interieure - Google Patents

Procede et systeme de climatisation interieure Download PDF

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Publication number
WO2001038810A2
WO2001038810A2 PCT/FI2000/001023 FI0001023W WO0138810A2 WO 2001038810 A2 WO2001038810 A2 WO 2001038810A2 FI 0001023 W FI0001023 W FI 0001023W WO 0138810 A2 WO0138810 A2 WO 0138810A2
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WO
WIPO (PCT)
Prior art keywords
phase change
air
heat
cell
indoor
Prior art date
Application number
PCT/FI2000/001023
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English (en)
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WO2001038810A3 (fr
Inventor
Piia Lamberg
Original Assignee
Piia Lamberg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Piia Lamberg filed Critical Piia Lamberg
Priority to AU18660/01A priority Critical patent/AU1866001A/en
Publication of WO2001038810A2 publication Critical patent/WO2001038810A2/fr
Publication of WO2001038810A3 publication Critical patent/WO2001038810A3/fr

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Classifications

    • 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
    • F24F5/0007—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 cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0017—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 cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
    • F24F5/0021—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 cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice using phase change material [PCM] for storage
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
    • C09K5/063—Materials absorbing or liberating heat during crystallisation; Heat storage materials
    • 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
    • F24F5/0007—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 cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0017—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 cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F2007/004—Natural ventilation using convection
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage

Definitions

  • the invention relates to an air conditioning method for indoor use, wherein heat is transferred from warm air into a phase change material, the phase change of which stores the said heat.
  • the invention also relates to an air conditioning system for indoor use, comprising a phase change cell that stores the heat from warm air by using a phase change.
  • the cellular cooling system based on the phase change material, PMC can be used for passive cooling of the interior of buildings without refrigerating machines.
  • the system is based on so-called phase change cells that are installed in the building or room and that store the extra heat in the room.
  • the system can be installed both in new and renovated buildings.
  • PCM cells passive phase change cells
  • phase change materials can store heat on a short-term basis.
  • the phase change material stores heat, when changing its state, for example, from solid to liquid and from liquid to steam.
  • the latent heat is released, when the matter changes, for example, from steam to liquid and from liquid to solid.
  • the operation of the system is based on the heat storage capacity of the phase change material.
  • phase change cells One disadvantage of the phase change cells is the poor thermal conductivity of the phase change material inside the cell and the low convection heat-transfer coefficient on the surface of the cell. Heat does not transfer effectively enough from the air into the cell and from the cell into the air.
  • the phase change material is easy to charge but difficult to discharge, as phase change materials generally exhibit a super-cooling phenomenon. Super cooling means that the crystallization temperature of the material is lower than its melting temperature.
  • Publication WO 88/06216 discloses an emergency cooling system based on a phase change material, which operates, if the cooling of a room containing electric appliances fails and the room temperature becomes too high. The system cannot be operated continuously.
  • Publication DE 4 209 251 discloses Venetian blinds containing a phase change material, storing radiating solar heat into melting heat in the day time and releasing the corresponding heat for the night. A disadvantage of this system is that it only works in sunshine.
  • U.S. Pat. No 5,501,268 suggests adjusting the temperatures by heat transfer between a phase-changing PCM and warm/cold air, in which the PCM is mixed with a wall material.
  • the purpose of the present invention is to provide an indoor air conditioning method, wherein heat is continuously and reliably transferred from warm air into a phase change material, in which the phase change stores the said heat.
  • the objective of the invention has mainly been reached so that continuous cychc charging and discharging of heat is effected so that, during the charge, heat is transferred from warm air into the phase change material in order to change the phase and, during the discharge, heat is transferred from the phase change material into cold air to change the phase back.
  • the invention deviates from the methods of the above-mentioned publications in that it is continuously operating and, at the same time, based on the heat transfer between air and the phase change material.
  • cooling is effected when air that is warmer than the phase change material is brought into heat-transferring contact (direct or indirect contact) with the phase change material to change its phase
  • heating is effected, when the phase change material is brought into heat-transferring contact with air that is colder than it and its phase is changed in another direction.
  • phase change temperature of the phase change material is between warm and cold air temperatures.
  • temperatures on both sides of the phase change temperatures we refer to the temperatures on both sides of the phase change temperatures.
  • the method according to the invention thus applies to any situations, in which the said warm and said cold air are available at least periodically.
  • the daytime there are a lot of sources of warm air, while by night the temperature; the outdoor temperature in particular, decreases.
  • the said heat charge is preferably performed by transferring heat from the warm indoor air of an indoor space and/or, possibly, from warm incoming air, preferably from warm indoor air, into the phase change material to change its phase. This is effected, for example, by bringing the warm indoor air into contact with the phase change cell.
  • Warm incoming air is mainly used in warm countries, where the outdoor air in the daytime is warmer than the indoor air. Otherwise, preferably warm indoor air is used.
  • the said heat discharge is preferably performed by transferring heat from the phase change material into cold incoming air and/or cold indoor air of the indoor space, preferably into cold incoming air, to change the phase back. This is preferably effected by bringing the flow of cold supply air into contact with the phase change cell.
  • By selectively choosing cold air for the regeneration of the phase change material enables the regeneration of the cell during the night, among others. If we want to avoid mixing the supply of air with the indoor air, the said supply air flow should immediately be directed out from connection with the phase change cell, and not into the indoor air.
  • the method according to the invention can be applied to all types of air condition- ing, which require heating and/or cooling and which have cold or warm air available.
  • the indoor space comprises supply and exhaust air ventilation, wherein the supply of air is fed into the indoor air and the exhaust air is removed from the indoor air.
  • the said heat charge is carried out by transferring heat from the warm indoor air and or, possibly, from warm incoming air, preferably warm indoor air, into the phase change material to change its phase.
  • heat is transferred from warm indoor air into the phase change material by bringing the warm indoor air into contact with the phase change cell.
  • the cell must be located and/or the indoor space shaped so that the contact surface becomes as large as possible.
  • Direction of air is preferably used for assistance.
  • phase change cell receives as warm air as possible in the daytime, while as much cold air as possible is mixed with the indoor air.
  • the said heat discharge of the phase change material by changing the phase takes place, when cold air is available, for example, at night.
  • the heat discharge is performed by transferring heat from the phase change material into the supply of cold air and/or into cold indoor air, preferably into the supply of cold air, to change the phase back. With respect to the supply and exhaust air ventilation, this is effected by bringing the flow of cold supply air into contact with the phase change cell with the aid of the guide plate.
  • the guide plate can be used to direct the said supply air flow immediately out from connection with the phase change cell or the like, and not into the open indoor space.
  • natural (gravity) ventilation is provided in the indoor space, wherein the exhaust air flows along the ducts built for it because of the differences in density or pressure differences caused by the wind, so that the supply of air is obtained from the outdoor air flowing through walls, windows, and other slots in the form of leakage air.
  • the said heat charge is performed by transferring heat from the warm indoor air to the phase change material to change the phase, preferably by allowing the warm indoor air to come into contact with the phase change cell.
  • the said heat discharge i.e., the regeneration of the cell is performed by transferring heat from the phase change material into the supply of cold air and/or the cold indoor air, preferably into the supply of cold air to change the phase back. This is preferably effected by bringing the flow of cold supply air into contact with the phase change cell by using a fan. Unless the intention is to lead the regeneration air into the indoor space, the flow of cold supply air can immediately be directed into the exhaust air from connection with the phase change cell by using the fan and/or the guide plate.
  • the invention also relates to an air conditioning system for indoor use, comprising a phase change cell for storing the heat coming from warm air by using the phase change.
  • the air conditioning system is characterized in equipment for the continuous and cyclic transfer of heat from warm air to the phase change material cell for storing it in the cell by using the phase change, and from the phase change material cell into the cold air to discharge it in the air by using the phase change.
  • the air conditioning system comprises a phase change cell and equipment for using and regenerating the same.
  • the phase change cell is a structure containing a phase change material, to which heat can transfer from the air and from which heat can transfer into the air.
  • the phase change temperature of its phase change material is between the temperatures of warm and cold air.
  • the phase change temperature of the phase change material is preferably between about 18°C and about 35°C, preferably between about 20°C and about 30°C.
  • it is preferably selected from paraffins, salt hydrates, and fatty acids, the solid/liquid phase change temperature of which is within the said range and the latent heat, i.e., the heat storage capacity is high.
  • Typical paraffins include hexadecane, hepta- decane, octadecane, and nonadecane. See details in WO-98/42929.
  • Typical salt hydrates include calcium chloride hexahydrate, htjhium nitrate trihydrate, and sodium sulfate decahydrate.
  • the phase change cell preferably consists of a structure made of at least metal, graphite or another material with high heat conductivity, comprising cavities, the cavities containing the said phase change material.
  • the structure is preferably one with as large a surface area as possible, such as a honeycomb or a similar structure.
  • the exterior can be provided with fins or the like, which are intended to maximize the contact surface and heat transfer with the ambient air.
  • the cavities of the said structure can also comprise metal, graphite or other material with high heat conductivity, which is intended to enhance the heat transfer between the phase change material and the said structure.
  • the said material is preferably in the form of chips, sawdust, fibr e s. thread or the like.
  • the air conditioning system if the phase change cell is installed in the ceiling or on the wall of the indoor space, preferably the ceiling, and in contact with the indoor air.
  • spontaneous convention lifts hot air upwards in the indoor space, so that the warmest air rises to the ceiling.
  • spontaneous convention the air moves fastest along the walls, whereupon the heat transfer is at its maximum. Consequently, a professional can conclude on the basis of temperatures and streams of material, whether to install the cell in the ceiling, on the wall, or perhaps both.
  • the equipment of the air conditioning system can comprise, for example, an electronic control circuit, which is preferably excited by a clock and/or the air temperature, and mechanical guiding devices, preferably guide plates, dampers and/or fans or the like, to direct the flows of air so that heat is continuously and discontinuously transferred in the way described above, i.e., so that the heat is transferred from the warm air to the phase change material cell for charging it by the phase change, and from the phase change material cell into the cold air to discharge the same by the phase change.
  • an electronic control circuit which is preferably excited by a clock and/or the air temperature
  • mechanical guiding devices preferably guide plates, dampers and/or fans or the like
  • control circuit and the mechanical guiding devices are adjusted to operate so that heat is charged in the daytime and discharged at night.
  • the indoor space has preferably been shaped and, during the heat charge, the said equipment is adjusted to bring the warm indoor air into contact with the phase change cell to charge the heat in the cell.
  • the indoor space and the equipment has been shaped and adjusted to bring the flow of cold supply air into contact with the phase change cell to discharge the heat from the cell. If the regeneration air of the cell is not intended for the indoor air, a sensor can be installed to direct the said supply air flow immediately out from connection with the phase change cell, and not into the indoor air.
  • the air conditioning system operates on supply and exhaust air ventilation, comprising a supply and exhaust air ventilating installation for leading the incoming air into the indoor air and leading the exhaust air from the indoor air.
  • the indoor space is preferably shaped and, during the heat charge, the said supply and exhaust air ventilation installation is adjusted to bring the warm indoor air into contact with the phase change cell to charge the heat in the cell.
  • the said installation comprises a guide plate or the like to lead cold incoming air directly into the indoor air, and not to the phase change cell.
  • the supply and exhaust air ventilation installation has preferably been adjusted to bring the supply of cold air into contact with the phase change cell by using the guide plate or the like, to discharge heat from the cell.
  • the regeneration air of the cell is not intended for the indoor air, another guide plate or the like can be installed to direct the said supply air flow immediately our from connection with the phase change cell, and not into the indoor air.
  • the air conditioning system comprises an installation for natural ventilation. It is used to provide ventilation, wherein exhaust air flows along the ducts built for it because of the differences in density or the pressure differences caused by the wind, and the supply of air is obtained from outdoor air flowing through the walls, windows or other slots.
  • the indoor space is preferably shaped and, during the heat charge, the natural ventilation installation is adjusted to bring the warm indoor air into contact with the phase change cell to charge the heat in the cell.
  • the installation is shaped and, during the heat discharge, the natural ventilation installation is adjusted to bring the flow of cold supply air into contact with the phase change cell to charge the heat into the cell.
  • an air fan or the like is preferably needed to lead the flow of cold supply air into contact with the phase change cell to discharge the heat from the cell. If the intention is not to lead the discharge air of the cell into the indoor air, another air fan or the like is needed to direct the said supply air flow immediately out from connection with the phase change material cell, and not to the indoor space.
  • the air conditioning system according to the invention is well suited to both larger interior complexes and to separate indoor spaces, such as halls, auditoriums, entrance halls, vestibules, and ordinary rooms.
  • the said indoor space is preferably a room.
  • the PCM cell cooling system of the present invention is based on the different directing of air flows during the charge and discharge stages, the heat storage capacity of the phase change material, and the structure that improves the heat transfer inside the cell.
  • the supply air jet is directed at the surface of the cell, whereupon the convection heat-transfer coefficient of the cell surface increases, while the air flow increases on the cell surface. In that case, the cell can be more effectively discharged overnight.
  • a matrix structure made of alu ⁇ iinium, steel or another metal or graphite, which improves the heat transfer, is installed inside the cell.
  • the metal can also be in the form of sawdust or chips among the phase change material. The cell is now effectively charged or discharged.
  • Fig. 1 shows the travel of the air flows in the supply and exhaust air ventilation in the daytime, when the phase change cells installed in a lower ceiling are charged
  • Fig. 2 shows the travel of the air flows in the supply and exhaust air ventilation at night, when the phase change cells installed in the lower ceiling are discharged
  • Fig. 3 shows the travel of the air flows in the supply and exhaust air ventilation in the daytime, when the phase change cells installed on the walls are charged
  • Fig. 4 shows the travel of the air flows in the supply and exhaust air ventilation at night, when the phase change cells installed on the walls are discharged,
  • Fig. 5 shows the travel of the air flows in natural ventilation in the daytime, when the phase change cells installed in the lower ceiling are charged
  • Fig. 6 shows the travel of the air flows in natural ventilation at night, when the phase change cells installed in the lower ceiling are discharged
  • Fig. 7 shows the travel of the supply and exhaust air flow rates in the supply and exhaust air ventilation separately in the daytime, when the balk-shaped phase change cells installed in the ceiling are charged
  • Fig. 8 shows the travel of the supply and exhaust air flow rates in the supply and exhaust air ventilation separately at night, when the balk-shaped phase change cells installed in the ceiling are discharged, and
  • Fig. 9 shows various phase change cell structures that improve the heat transfer.
  • the operation of the PCM cell system is based on guiding the air flows in different ways during the charging and discharging stages, the heat storage capacity of the phase change material, and the structure inside the cell, which improves the heat transfer.
  • the cells can be installed in a room having supply and exhaust air ventilation.
  • the cells are installed in the lower ceiling in place of the lower ceiling boards (Figs. 1, 2) or on the wall on special support structures (Figs. 3, 4).
  • the cells are made of alun inium or steel and they contain a phase change material, the melting temperature of which is 20-25°C.
  • the outer surfaces of the cells are provided with heat transfer fins that are intended for enhancing the heat transfer between air and the cell.
  • Inside the cell there is a matrix structure made of aluminium, steel or other metal or graphite, improving the heat transfer.
  • the metal can also be in the form of sawdust or chips among the phase change material (Fig. 9).
  • a damper is connected to the supply air duct of the room. Depending on the position of the damper, the air jet is either directed at the room or the space between the structure and the PCM cell.
  • a damper is also connected to the exhaust air duct. In that case, the damper can be used to control whether the air is taken from between the lower ceiling and the ceiling or from the room.
  • the operation of the system is based on two steps: the charging and discharging stages of the cells.
  • the supply air jet is mainly directed at the room.
  • the air is at the temperature of the outdoor air or, if the outdoor temperature is too low, it is heated.
  • the excess heat in the room is absorbed into the phase change cells in the room, the material in which melts and stores the heat.
  • the temperature of the indoor air decreases.
  • the heat stored in the cells is to be discharged at night. Then, the supply air jet is directed to travel in the space between the structure and the PCM cell. Although the amount of air does not change, the velocity of the air in the space between the structure and the cell increases, and the convection heat-transfer coefficient of the surface increases. In that case, the heat transfer between the cell surface and air is enhanced and the phase change material in the cells is crystallized, delivering the heat into the air flow. The excess heat is removed along with the exhaust air. In the morning, the cells are again in a solid state, ready for a recharge.
  • the PCM cell is also suitable for implementation in a building that has natural ventilation.
  • the phase change cells are installed in the lower ceiling of the room.
  • a supply air fan and an exhaust air fan are installed on the outer walls of the room.
  • excess heat is stored in the phase change cells without extra directing of the air.
  • a supply air jet is directed at the space between the cells and the ceiling by using the supply air fan installed on the wall.
  • the exhaust air fans are used to exhaust, by suction, the air heated by the phase change cells.
  • the supply and exhaust air fans are used to increase the convection heat-transfer coefficient of the cell surface, and the discharge of the phase change cells is enhanced.
  • the supply air is taken from the outdoor air directly through the wall, and the exhaust air is directed out by using the exhaust air fan.
  • phase change cells can also be suspended from the ceiling of the room. See Figs. 7 and 8, wherein the supply air flow is directed at the room in the daytime by using the supply air terminal devices. At night, the air jet is directed straight at the cell surfaces in the discharging stage by using dampers, whereby the heat transfer is enhanced and the discharge of the cells is effective.
  • the supply and exhaust air can also be taken from the outdoor air by using the supply and exhaust air fans in a building, which has natural ventilation, in the same way as shown in Figs. 5 and 6.
  • a structure of uminium, steel or another metal or graphite is located inside the phase change cell.
  • the purpose of the structure is to increase the heat conductivity of the phase change material and, consequently, to improve the charging and discharging of the cells.
  • Fig. 9 shows a metal structure that improves the heat transfer: a matrix of metal or graphite, and a structure, in which the structure that improves the heat transfer is in the form of sawdust or chips or in some other form, which is homogeneously spread among the phase change material.
  • Advantages of the system include, among others, that it can be installed in rooms that need cooling, either new buildings or old buildings in connection with renovation.
  • Finland there are a lot of office, service, and business buildings that suffer from too high room temperatures.
  • mechanical cooling is used in the buildings.
  • the spaces are cooled by refrigerating machines, which use refrigerants that are harmful to the environment.
  • the share of mechanical cooling in the energy consumption of a building is fairly high.
  • the PCM cells we can eliminate the use of harmful substances and the cells do not need any electricity. In this way, energy costs are reduced.
  • the cells are easy to install in various spaces and the number of cells can be dimensioned in accordance with the cooling demand for each space separately. Rooms that face north do not need as many cells as the ones facing south.
  • the cells store the surplus heat that is generated in the daytime. However, the heat should not be removed but used to heat the room in the winter.
  • the prerequisite for installing the system is that the building is provided with supply and exhaust air ventilation, or the air must be taken to the room from the outdoor air by using supply and exhaust air fans.
  • the PCM cells also operate without ventilation but the heat is discharged back to the room, increasing the room temperature at night. However, even in this case, the cells generally decrease the room temperature by 1-2°C.
  • PCM cells are best suited to renovation projects, which do not need achieve the S i class of the present indoor classifications, which determine the room temperature in Finland to be less than 24°C in the summer and less than 21°C in the winter.
  • the PCM system is a partly passive system that cannot be adjusted in the same way as the mechanical cooling system.
  • the PCM cells are well suited to projects, which aim at reducing the summer temperature levels because of comfort and to improve working capacity.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Building Environments (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

L'invention concerne un procédé et un système de climatisation consistant à déplacer la chaleur contenue dans l'air chaud vers un matériau à changement de phase, lequel changement de phase alimente ladite chaleur. Le procédé décrit dans la présente invention consiste en un processus d'alimentation et d'évacuation cycliques continues de la chaleur. Lors du processus d'alimentation, la chaleur est déplacée de l'air chaud vers un matériau à changement de phase afin de changer de phase. Lors du processus d'évacuation, la chaleur est transférée du matériau à changement de phase vers de l'air froid afin de revenir à la phase initiale.
PCT/FI2000/001023 1999-11-25 2000-11-24 Procede et systeme de climatisation interieure WO2001038810A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU18660/01A AU1866001A (en) 1999-11-25 2000-11-24 Air conditioning method and system for indoor use including cyclic charging and discharging of heat

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI992516A FI115853B (fi) 1999-11-25 1999-11-25 Sisätilojen jäähdytykseen tarkoitettu ilmastointijärjestelmä
FI19992516 1999-11-25

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WO2001038810A2 true WO2001038810A2 (fr) 2001-05-31
WO2001038810A3 WO2001038810A3 (fr) 2001-10-18

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AU (1) AU1866001A (fr)
FI (1) FI115853B (fr)
WO (1) WO2001038810A2 (fr)

Cited By (19)

* Cited by examiner, † Cited by third party
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WO2003102484A2 (fr) * 2002-06-03 2003-12-11 Rubitherm Gmbh Procede de chauffage et de refroidissement d'une piece et d'un batiment comprenant plusieurs pieces
ES2262391A1 (es) * 2004-05-06 2006-11-16 Acufrio, S.L. Sistema de climatizacion.
EP1816176A2 (fr) * 2006-02-01 2007-08-08 Sgl Carbon Ag Appareil et procédé de contrôle de puissance d'une unité de fixage
WO2008011540A2 (fr) 2006-07-19 2008-01-24 Neal Energy Management, Llc Système d'isolation thermique actif utilisant un matériau à changement de phase et une source d'air frais
EP1884719A1 (fr) * 2006-07-31 2008-02-06 Barcol-Air Ag Dispositif de refroidissement et son procédé d'opération
EP1947404A2 (fr) * 2005-09-28 2008-07-23 Universidad Politecnica De Madrid Systeme d'utilisation, de commande et de regulation des energies renouvelables dans des batiments autonomes
EP2295918A1 (fr) * 2002-06-03 2011-03-16 ARCADIS Bouw en Vastgoed Vestiging Procédé de chauffage et de refroidissement d'une pièce et d'un bâtiment comprenant plusieurs pièces
DE102005008536A9 (de) * 2004-02-24 2012-09-06 Volker Fischer Verfahren und Vorrichtung zur Kühlleistungssteigerung bei Nur-Luft- und Luft-Wasser-Systemen zur thermischen Konditionierung von Räumen
WO2012128625A1 (fr) * 2011-03-18 2012-09-27 Autarkis B.V. Système de ventilation par déplacement d'air et partie d'entrée pour un tel système
ITMI20112036A1 (it) * 2011-11-09 2013-05-10 Celant Tel S R L Dispositivo per il condizionamento passivo di ambienti, in particolare shelter per telecomunicazioni
EP2333474A3 (fr) * 2009-12-11 2014-03-19 Vysoké Ucení Technické V Brne Module d'accumulation de chaleur avec PCM, ensemble formant le module et double paroi d'accumulation de chaleur
US9434869B2 (en) 2001-09-21 2016-09-06 Outlast Technologies, LLC Cellulosic fibers having enhanced reversible thermal properties and methods of forming thereof
DE102015203939A1 (de) * 2015-03-05 2016-09-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kühlelement für die Kühlung von Räumen
EP3295557A4 (fr) * 2015-06-30 2018-10-24 Glasspoint Solar, Inc. Matériaux à changement de phase pour le refroidissement de composants électroniques enfermés, y compris pour la collecte d'énergie solaire, et systèmes et procédés associés
DE102018100140B3 (de) 2017-12-14 2019-03-28 Institut Für Luft- Und Kältetechnik Gemeinnützige Gmbh Lüftungsanlage mit Wärmespeicher
US10584900B2 (en) 2010-07-05 2020-03-10 Glasspoint Solar, Inc. Concentrating solar power with glasshouses
US10648743B2 (en) 2017-05-26 2020-05-12 Alliance For Sustainable Energy, Llc Systems with multi-circuited, phase-change composite heat exchangers
US20220034547A1 (en) * 2020-08-03 2022-02-03 Robert Joe Alderman Ductwork System for Modulating Conditioned Air
US11598536B2 (en) 2017-05-26 2023-03-07 Alliance For Sustainable Energy, Llc Systems with multi-circuited, phase-change composite heat exchangers

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US9920455B2 (en) 2001-09-21 2018-03-20 Outlast Technologies, LLC Cellulosic fibers having enhanced reversible thermal properties and methods of forming thereof
US9434869B2 (en) 2001-09-21 2016-09-06 Outlast Technologies, LLC Cellulosic fibers having enhanced reversible thermal properties and methods of forming thereof
US10208403B2 (en) 2001-09-21 2019-02-19 Outlast Technologies, LLC Cellulosic fibers having enhanced reversible thermal properties and methods of forming thereof
WO2003102484A3 (fr) * 2002-06-03 2004-03-04 Rubitherm Gmbh Procede de chauffage et de refroidissement d'une piece et d'un batiment comprenant plusieurs pieces
US9016358B2 (en) 2002-06-03 2015-04-28 Autarkis B.V. System for heating and cooling ambient air in a room of a building
EP2295918A1 (fr) * 2002-06-03 2011-03-16 ARCADIS Bouw en Vastgoed Vestiging Procédé de chauffage et de refroidissement d'une pièce et d'un bâtiment comprenant plusieurs pièces
US7934543B2 (en) 2002-06-03 2011-05-03 Antonius H. Schmitz Method for heating and cooling a room and a building with a plurality of rooms
WO2003102484A2 (fr) * 2002-06-03 2003-12-11 Rubitherm Gmbh Procede de chauffage et de refroidissement d'une piece et d'un batiment comprenant plusieurs pieces
DE102005008536A9 (de) * 2004-02-24 2012-09-06 Volker Fischer Verfahren und Vorrichtung zur Kühlleistungssteigerung bei Nur-Luft- und Luft-Wasser-Systemen zur thermischen Konditionierung von Räumen
ES2262391A1 (es) * 2004-05-06 2006-11-16 Acufrio, S.L. Sistema de climatizacion.
EP1947404A2 (fr) * 2005-09-28 2008-07-23 Universidad Politecnica De Madrid Systeme d'utilisation, de commande et de regulation des energies renouvelables dans des batiments autonomes
EP1947404A4 (fr) * 2005-09-28 2010-03-03 Univ Madrid Politecnica Systeme d'utilisation, de commande et de regulation des energies renouvelables dans des batiments autonomes
EP1816176A3 (fr) * 2006-02-01 2013-08-21 SGL Carbon SE Appareil et procédé de contrôle de puissance d'une unité de fixage
EP1816176A2 (fr) * 2006-02-01 2007-08-08 Sgl Carbon Ag Appareil et procédé de contrôle de puissance d'une unité de fixage
EP2047203A4 (fr) * 2006-07-19 2012-08-22 Neal Energy Man Llc Système d'isolation thermique actif utilisant un matériau à changement de phase et une source d'air frais
EP2047203A2 (fr) * 2006-07-19 2009-04-15 Neal Energy Management, LLC Système d'isolation thermique actif utilisant un matériau à changement de phase et une source d'air frais
WO2008011540A2 (fr) 2006-07-19 2008-01-24 Neal Energy Management, Llc Système d'isolation thermique actif utilisant un matériau à changement de phase et une source d'air frais
EP1884719A1 (fr) * 2006-07-31 2008-02-06 Barcol-Air Ag Dispositif de refroidissement et son procédé d'opération
EP2333474A3 (fr) * 2009-12-11 2014-03-19 Vysoké Ucení Technické V Brne Module d'accumulation de chaleur avec PCM, ensemble formant le module et double paroi d'accumulation de chaleur
US10584900B2 (en) 2010-07-05 2020-03-10 Glasspoint Solar, Inc. Concentrating solar power with glasshouses
WO2012128625A1 (fr) * 2011-03-18 2012-09-27 Autarkis B.V. Système de ventilation par déplacement d'air et partie d'entrée pour un tel système
ITMI20112036A1 (it) * 2011-11-09 2013-05-10 Celant Tel S R L Dispositivo per il condizionamento passivo di ambienti, in particolare shelter per telecomunicazioni
DE102015203939A1 (de) * 2015-03-05 2016-09-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kühlelement für die Kühlung von Räumen
DE102015203939B4 (de) 2015-03-05 2024-06-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kühlelement für die Kühlung von Räumen
EP3295557A4 (fr) * 2015-06-30 2018-10-24 Glasspoint Solar, Inc. Matériaux à changement de phase pour le refroidissement de composants électroniques enfermés, y compris pour la collecte d'énergie solaire, et systèmes et procédés associés
US10648743B2 (en) 2017-05-26 2020-05-12 Alliance For Sustainable Energy, Llc Systems with multi-circuited, phase-change composite heat exchangers
US11598536B2 (en) 2017-05-26 2023-03-07 Alliance For Sustainable Energy, Llc Systems with multi-circuited, phase-change composite heat exchangers
DE102018100140B3 (de) 2017-12-14 2019-03-28 Institut Für Luft- Und Kältetechnik Gemeinnützige Gmbh Lüftungsanlage mit Wärmespeicher
US20220034547A1 (en) * 2020-08-03 2022-02-03 Robert Joe Alderman Ductwork System for Modulating Conditioned Air

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AU1866001A (en) 2001-06-04

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