Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
  • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
  • F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
• • 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
  • F25B21/00—Machines, plants or systems, using electric or magnetic effects
  • F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
  • F25B21/04—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect reversible
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
  • F24D12/00—Other central heating systems
  • F24D12/02—Other central heating systems having more than one heat source
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
  • F24D13/00—Electric heating systems
  • F24D13/04—Electric heating systems using electric heating of heat-transfer fluid in separate units of the system
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
  • F24D3/00—Hot-water central heating systems
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
  • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
  • F24F1/0007—Indoor units, e.g. fan coil units
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
  • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
  • F24F1/0007—Indoor units, e.g. fan coil units
  • F24F1/00077—Indoor units, e.g. fan coil units receiving heat exchange fluid entering and leaving the unit as a liquid
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
  • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
  • F24F1/0007—Indoor units, e.g. fan coil units
  • F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
  • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
  • F24F13/30—Arrangement or mounting of heat-exchangers
• • 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
  • F24F5/0042—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 characterised by the application of thermo-electric units or the Peltier effect
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
  • F24H3/00—Air heaters
  • F24H3/12—Air heaters with additional heating arrangements
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
  • F24H9/00—Details
  • F24H9/0005—Details for water heaters
  • F24H9/001—Guiding means
  • F24H9/0015—Guiding means in water channels
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
  • F24H9/00—Details
  • F24H9/0052—Details for air heaters
  • F24H9/0057—Guiding means
  • F24H9/0063—Guiding means in air channels
• • 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
  • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
  • F28D7/0008—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one medium being in heat conductive contact with the conduits for the other medium
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
  • F24H2250/00—Electrical heat generating means
  • F24H2250/06—Peltier
• • 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
  • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]

Definitions

• the invention relates to a Kunststoffkiimagerät with a liquid-air heat exchange device with Peltier elements.
• thermoelectric element or the term “Peitier- heat pump” used.
• the term “Peltier element” is to be understood as a thermoelectric component which consists of one or more thermoelectric elements in its internal structure The thermoelectric elements are based in particular on the Peltier effect, but they can also be based on another thermoelectric effect such as the
• Thermotunneiung (English, “thermo tunneling") based principle known.
• Peitier 1952 consist of two metals or two semiconductors, which are in contact with each other and are commonly referred to as thermocouples.
• thermocouples When DC electrical current flows through a Peltier element, one metal or semiconductor heats up while the other metal or semiconductor cools.
• a Peltier element thus operates as a current-driven heat pump, the mithiife an electric current heat from the one surface of the
• Peltier element on the opposite surface of the Peltier element, or vice versa transported, i. which cools one surface while simultaneously heating the other surface.
• a heating and cooling system for a building with several rooms is known.
• the system includes a central heating device and Peltier heat pumps located in the rooms.
• the Peltier heat pumps are connected to the central heating unit via a heat transfer circuit
• the central heating unit provides the main part of the heating or cooling capacity, while the Peltier heat pumps serve to fine-tune the temperature in the individual rooms.
• the invention has for its object to improve the efficiency of such a heating and cooling system.
• the above object is achieved according to the invention by the Merkmaie of claim 1.
• the result of the invention is a Kunststoffkiimagerät with a liquid-air heat exchange apparatus for exchanging heat between a liquid and air having a first flow channel for the air and a second flow channel for the liquid.
• the heat exchange apparatus comprises a first stage in which the two flow channels are separated by a thermally passive partition and a subsequent second stage in which the two flow channels are separated by a thermally active partition.
• the thermally passive partition consists of a heat-conducting material.
• the thermally active partition consists of at least one Peltier element or comprises at least one Peltier element.
• the Peltier element is advantageously designed as a component such that It can be installed directly as a thermally active partition in the heat exchange device.
• the first stage heat is passively exchanged (as a heat transfer) between the liquid and the air, and the temperature of the air is adjusted to the temperature of the liquid.
• the second stage by applying the at least one Peltier element with an electric current, heat is pumped from the liquid into the air or in the reverse direction from the air into the liquid.
• the Peltier element works as a heat pump, which heat from the
• Liquid pumps to the air when the air is to be heated, and which pumps heat from the air to the liquid when the air is to be cooled.
• the liquid undergoes no
• the heat exchange device additionally comprises a control device which contains a voltage source and / or a current source and is set up to generate and accordingly control the electric current flowing through the at least one Peltier element.
• active means that by supplying electrical energy, heat is pumped from the liquid into the air or, in the reverse direction of the electrical current flowing through the at least one Peltier element, from the air into the liquid.
• heat can be pumped from both the warm to the cold side and from the cold to the warm side of the thermally active partition.
• passive means that the heat transfer between the liquid and the air is not supported by the supply of energy from the outside, so that the heat always flows only from the warm to the cold side of the thermally passive partition.
• Fig. 1-4 show various embodiments of an inventive liquid-air
• Fig. 5 shows a system with such heat exchange devices for heating and / or cooling rooms of a building
• Fig. 6 shows schematically a trained as a room air conditioner heat exchange device.
• Fig. 1 shows schematically a liquid-to-air heat exchange device according to the invention for exchanging heat between a liquid and air, which is referred to below as a heat exchange device 1.
• the heat exchange device 1 comprises a first flow channel 2 for the air, with a first inlet 3 and a first outlet 4, and a second flow channel 5 for the
• Liquid with a second inlet 6 and a second outlet 7.
• the first flow channel 2 comprises a first chamber 8 and a subsequent, second chamber 9
• the second flow channel 5 comprises a third chamber 10 and a subsequent, fourth Chamber 11.
• the first chamber 8 and the third chamber 10 are thermally passive
• Separating wall 12 separated, which consists of a heat-conducting material, such as a metal.
• the second chamber 9 and the fourth chamber 11 are separated by a thermally active partition 13, which consists of at least one first Peitiereiement 14 or at least a first
• Peitiereiement 14 includes.
• the partitions 12 and 13 may be provided on one or both sides with fins 15.
• the fins 15 are formed, for example, as Biech Publishede, ribs, fingers, et cetera so that they emit as efficiently as possible heat to the air or liquid or absorb it.
• the heat exchange device 1 further comprises a control device 16, which by the first
• control device 16 is supplied by temperature sensors, not shown, and / or a higher-level control device with temperature signals or control commands.
• the temperature sensors are located, for example, at the inlets or outlets or in the chambers.
• the first chamber 8 and the third chamber 10 together with the thermally passive partition wall 12, and if present the associated fins 15, a first stage 17 for the passive
• the described with reference to FIG. 1 embodiment of the first stage 17 allows an efficient
• the first stage 17 can also be realized by another heat exchanger, which is suitable for the heat exchange between a liquid and air, without a change of the state of aggregation of the liquid takes place in the second flow channel 5.
• the liquid typically circulates in a closed circuit through which it is conveyed by means of unillustrated pumping means and to which the heat exchange device 1 is connected.
• the heat exchange device 1 or a Jardinkli maêt with the heat exchange device 1 may also include a fan 28 to convey the air through the Strömungskanai 2.
• the flow directions of the air and the liquid in this example are parallel to each other in the same direction, but also a configuration for countercurrent or cross flow is possible.
• FIG. 2 shows an advantageous embodiment of the inventive heat exchange device 1, in which both sides of the liquid-flow channel 5, an air flow channel 2A and 2B is arranged.
• the Air flow channels 2A and 2B are in the first stage 17 by thermally passive partitions 12A and 12B and in the second stage 1 8 by thermally active partitions 13A and 13B of
• the reference numerals of the elements of the air flow channel 2A are around the letter A, the reference numerals of the elements of the air flow channel 2B are supplemented by the letter B.
• the inlets 3A and 3B may be connected to each other, the outlets 4A and 4B may also be connected to each other. However, the air in the flow channels 2A and 2B may also come from a different source for each channel and / or be transported to another location after exiting the heat exchange device 1 for each channel.
• the controller 16 is arranged, if necessary, to operate the Peltier element 14A of the partition wall 13A independently of the Peltier element 14B of the partition wall 13B.
• FIG. 3 shows a further embodiment of the inventive heat exchange device, in which a further wall of the fourth chamber 11 is formed as a thermally active partition 19, which consists of at least one second Peltier element 20 or at least a second Peltier element 20, wherein the second Peltier element 20th with a part of an outer wall 21 of the
• Heat exchange device 1 is in good thermal contact.
• the outer wall 21 is in particular a front plate of the heat exchange device 1, which consists of a heat-conductive material such as aluminum, so that the front panel with the second Peltier element 20 is heated and the heat can be delivered as radiant heat to the room in which the heat exchange device 1 is located.
• the outer wall 21 ideally has a surface with a high emission coefficient, such as a non-metallic surface with a suitable color.
• the thermally active partition 19 is on the other side of the chamber 11 than the thermally active one
• Partition 13 i. the two thermally active partitions 19 and 13 are mutually
• control device 16 is advantageously set up to operate the second Peltier element 20 independently of the first Peltier element 14.
• Fig. 4 shows an embodiment of the inventive heat exchange device, in which not as in Fig. 3, a further wall of the fourth chamber 11, but a further wall of the third chamber 10 is formed as a thermally active partition wall 22 of a second Peltier element 20.
• FIGS. 3 and 4 show only that part of the outer wall 21 which is in good thermal contact with the corresponding thermally active dividing wall 19 or 22.
• FIG. 5 illustrates a system with heat exchanging devices 1 according to the invention for heating and / or cooling rooms 23 of a building 24.
• the system comprises a central heating device 25 and spacekiimaging devices 26 arranged in the spaces 23 and comprising at least one heat exchange device 1 according to the invention.
• the heat exchange devices 1 are via one or more
• the liquid used is usually water or a water-based liquid; but it can also be used any other suitable liquid.
• the central heating device 25 heats or cools the liquid to a certain flow temperature.
• the first, passive stage 17 heats or cools the air flowing through the first chamber 8, by always passing from the warmer to the colder side a passive heat transfer, namely either from the first chamber 8 through the thermally passive partition wall 12 to the third chamber 10th or in the reverse direction of the third chamber 10 through the thermally passive partition wall 12 through to the first chamber 8.
• the second, active stage 18 heats or cools the air subsequently flowing through the second chamber 9 with simultaneous cooling or heating of the fourth Chamber 11 flowing liquid to the desired outlet temperature. This heat transfer is achieved by charging the first Peltier element 14 with an electric current.
• the heat exchanger apparatus 1 can also be used to dehumidify the air, namely by cooling the air in the second stage 18 below the dew point by the first Peltier element 14.
• the control device 16 is set up to adjust the flow flowing through the first plowing element 14 in such a way that the air is cooled below the dew point.
• the room air conditioners 26 consist essentially of the heat exchange device, i. the
• Heat exchange device is a room air conditioner, if it is designed according to this purpose with a shapely housing.
• Fig. 6 shows schematically the housing 29 of such a heat exchange device or room air conditioner.
• the housing 29 comprises a front plate 30 and first and second ventilation slots 31 and 32, which are arranged in front of the inlet 3 and the outlet 4, respectively.
• the first ventilation slots 31 are preferably arranged in the lower region of the front plate 30, the second ventilation slots 32 preferably in the upper region of the housing 29.
• the front plate 30 corresponds to the above-mentioned front plate of the heat exchange device 1.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Physics & Mathematics (AREA)
• Thermal Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Sustainable Development (AREA)
• Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
• Other Air-Conditioning Systems (AREA)

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• 2011
  • 2011-02-14 CH CH00256/11A patent/CH704462B1/de not_active IP Right Cessation
• 2012
  • 2012-02-13 WO PCT/EP2012/052423 patent/WO2012110461A1/de active Application Filing
  • 2012-02-13 EP EP12704406.3A patent/EP2676076A1/de not_active Withdrawn
  • 2012-02-13 BR BR112013020727A patent/BR112013020727A2/pt not_active IP Right Cessation
  • 2012-02-13 US US13/985,280 patent/US9341395B2/en not_active Expired - Fee Related
  • 2012-02-13 RU RU2013142093/12A patent/RU2589642C2/ru not_active IP Right Cessation
  • 2012-02-13 CN CN201280008888.2A patent/CN103370580B/zh not_active Expired - Fee Related
  • 2012-02-13 KR KR1020137021248A patent/KR20140016266A/ko not_active Application Discontinuation
  • 2012-02-13 JP JP2013552981A patent/JP2014505229A/ja active Pending
• 2014
  • 2014-03-17 HK HK14102612.8A patent/HK1189648A1/zh not_active IP Right Cessation

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