WO2016185031A1 - Système de chauffage de liquide et procédé de chauffage de liquide - Google Patents

Système de chauffage de liquide et procédé de chauffage de liquide Download PDF

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Publication number
WO2016185031A1
WO2016185031A1 PCT/EP2016/061477 EP2016061477W WO2016185031A1 WO 2016185031 A1 WO2016185031 A1 WO 2016185031A1 EP 2016061477 W EP2016061477 W EP 2016061477W WO 2016185031 A1 WO2016185031 A1 WO 2016185031A1
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WO
WIPO (PCT)
Prior art keywords
heat
heating
liquid
heating system
water
Prior art date
Application number
PCT/EP2016/061477
Other languages
English (en)
Inventor
Adam Fjaestad
Johnny MÖLLER
Olle ENOCKSSON
Original Assignee
Joto Solutions Ab
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 Joto Solutions Ab filed Critical Joto Solutions Ab
Priority to EP16724045.6A priority Critical patent/EP3298335A1/fr
Publication of WO2016185031A1 publication Critical patent/WO2016185031A1/fr

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Classifications

    • 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
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/0009—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters of the reduced pressure or vacuum steam type
    • 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
    • F24D2200/00—Heat sources or energy sources
    • F24D2200/14—Solar energy
    • 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
    • F24D2220/00—Components of central heating installations excluding heat sources
    • F24D2220/10—Heat storage materials, e.g. phase change materials or static water enclosed in a space
    • 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
    • Y02B10/20—Solar thermal

Definitions

  • This invention relates to a system for heating liquid, comprising a heat storage vessel that acts as a heat storage, a first sealed duct having a partial filling of water under sub- atmospheric pressure, having an upper part arranged to supply heat from the heat storage vessel to a heat exchanger device acting as a heat transfer unit, and in some cases a second sealed duct of the same kind arranged to supply heat to the heat storage vessel from, e.g. a solar heat-collecting panel.
  • a system for water heating in domestic hot water systems wherein the water heating system utilizes the principle of heat transfer by vapour generated at low pressure, to convey heat from a solar heat-collecting panel to a vessel in which water is to be heated. It comprises a vapour transfer heating with a sealed duct partially filled with a liquid under sub atmospheric pressure.
  • the duct has a first part arranged in heat exchange relation with the water and a second part located within the solar heat collecting panel, the arrangement of the duct being such that in use of the system vapour produced by heating of the second part of the duct passes into the first part of the duct where it condenses, giving up heat to the water in the vessel.
  • the water heating system is arranged in a fixed or movable installation as a kitchen appliance to make possible a rapid heating of water for cooking and/or preparation of hot drinks and also for other purposes.
  • the invention also makes possible a new kind of solar heating system. Thanks to the invention a great many people may make easy use of solar energy to heat water or other fluids that may be used for cooking food and/or preparation of hot drinks and also for other purposes.
  • the solar heating system is movably arranged implying a possibility for flexible use, i.e. replacing it to a location where there exists a great need of being able to cook water, e.g. for use in connection with cooking food and/or also for disinfecting possibly infected water, and also for other purposes, for example in catastrophic areas.
  • the system makes use of the phase change between liquid and gas.
  • Water can be used as well as refrigerants with no or little temperature glide. Water is an easily available liquid and the temperature at which water boils is reduced as the pressure on the water is reduced, likewise the boiling temperature is higher if the pressure is higher. Thanks to the fact that the heat transfer in the heat storage vessel and in the heat transfer unit takes place essentially through the evaporation and the condensation of the water in sealed ducts, the operation of the system is potentially highly efficient since there will be a negligible temperature gradient between the two heat exchanger devices, likewise in the case of heat transfer between a solar heat collector and the heat storage vessel.
  • the system preferably relies upon gravity to maintain the circulation of water in the sealed ducts, by arranging that the heat/vapour producing parts at a lower level than the heat emitting condensation parts.
  • Figure 1 is a cross-sectional view of a first principle embodiment of the invention showing a common closed system for the heat storage and heat transfer unit with an electric heater as heat supply.
  • Figure 2 is a cross-sectional view of a second principle embodiment of the invention showing two separate closed systems for the heat storage and heat transfer unit with an electric heater as heat supply.
  • Figure 3 is a cross-sectional view of a third principle embodiment of the invention showing a common closed system for the heat storage and heat transfer unit where a second sealed duct of the same kind as the first supplies heat from an external source.
  • Figure 4 is a cross-sectional view of a fourth principle embodiment of the invention showing two separate closed systems for the heat storage and heat transfer unit where a second sealed duct of the same kind as the first, supplies heat from an external source
  • Figure 5 is a cross-sectional detailed view of a first embodiment of the heat transfer unit designed for heating of a predetermined amount of water,
  • Figure 6 is a perspective view of a second embodiment of the heat transfer unit designed for direct heating of flowing water
  • Figure 7 is a cross-sectional view of parts in the figure 6,
  • Figure 8 is a perspective view of a further embodiment of the heat transfer unit for direct heating of flowing water
  • Figure 9 is a perspective view of a kitchen countertop fixed installation hot water heating system according to one embodiment of the invention.
  • Figure 10 is a cross-sectional view of a selected portion of the embodiment shown in fig. 9,
  • Figure 11 is a perspective view of a simple solar hot water heating system according to a further embodiment of the invention.
  • Figure 12 is a side view of Figure 11, and
  • Figure 13 shows three diagrams presenting exemplifying parameters when running a solar hot water heating system according to the invention.
  • the principle of the invention is to primarily use the latent heat in the phase changes between liquid and vapour of a substance in order to transport heat to a colder medium, hereinafter water will be used as an example of this medium.
  • the system preferably relies upon gravity to maintain the circulation of liquid in the sealed ducts, by arranging that the heat absorbing vaporization parts at a lower level than the heat receiving condensation parts.
  • the invention comprises a container 2, hereinafter referred to as the heat storage, and a heat transfer device 7 hereinafter referred to as the heat transfer unit.
  • the container 2 serves as a heat storage and a heat exchanger device that provides heat to the heat transfer unit 7, which in turn transfers the heat to the water contained in the heat transfer unit 7.
  • the invention also includes a sealed vapour supply duct 4 that comprises a supply tube 40 and a return tube 41 that connects to a sealed condensation space 77 of the heat transfer unit 7.
  • the tubes/ducts 4 and 5 may be made solid or flexible but must regardless be completely sealed.
  • the condensation space 77 is sealed by the outer and inner walls 74, 76 and bridging part/s 75 and/or bottom parts 78, 79 depending on the form of the heat transfer unit 7.
  • the heat is conducted through the inner wall 74, and possibly an inner bottom 78 (see fig 5) to a heating space 70 where the water may be contained, to be heated.
  • the common heat transfer process as shown in figures 1-4 operates according to the following principle.
  • the space G connected to the supply tube 40 above a line P is filled with vapour G.
  • the supply tube 40 transfers moving vapour 44 (see also fig. 5) to the sealed condensation space 77 of the heat transfer unit 7, that has a heating space 70 filled with a cold liquid (e.g. water), being colder than the vapour.
  • the vapour in the condensation space 77 will then condense against the inner surface 74A of the inner wall 74 adjacent to the medium.
  • the condensation results in a high output of heat transfer and the water W in the heating space 70 is heated in a rapid manner.
  • the condensate flows down and back to the heat storage 2 through the return pipe 41, and then recirculated, i.e. eventually again heated up to vapour.
  • the condensation space 77 may preferably have a cross-sectional width G that exceeds at least 5 mm, to provide for unrestricted flow of the condensed water within the condensation space 77 into the outlet tube 41.
  • different reinforcements may be used, e.g. corrugations, radially extending support devices (e.g. perforated support members), etc.
  • the supply tube 40 is preferably equipped with a valve 45 to control the flow of vapour in the duct 4 and thereby the heat transfer from the heat storage 2 to the heat transfer unit 7.
  • the return tube 41 may be equipped with a valve 46. This valve 46 may eliminate undesired back flow in the sealed vapour supply duct 4.
  • the return tube 41 may be given an extra volume (e.g. in the form of an extra bend of the tube 41 extending up and down in level with a possible coil 42 (see Fig. 2 and 4).
  • FIGS 1-4 illustrate different principles regarding the embodiments of the invention.
  • the heat storage 2 and the heat transfer unit 7 may form a common closed system as shown in figures 1 and 3, or form two separate closed systems as shown in figures 2 and 4.
  • the inner volume of the heat storage 2, vapour supply duct 4 and heat transfer unit 7 is filled with a saturated liquid-vapour mixture where the approximate liquid level, illustrated by the dashed line P, separating the liquid L and the vapour G, is advantageously kept in such manner that the level is below the bottom 79 of the heat transfer unit 7.
  • the heat transfer to the heat storage 2 may be achieved by means of different heating devices 5. As shown in figs. 1 and 2 it may be achieved by means of an electric heater 5, sealingly protruding within the inner of heat storage 2 to transfer heat to the liquid L in the heat storage 2 or as shown in figures 3 and 4 by means of a further heat-exchanger device 50-53, sealingly protruding within the inner of heat storage 2 to transfer heat to a heat medium HM in the heat storage 2.
  • the coil 53 may be designed with grooves or corrugations for increased surface area and hence an increase in heat transfer.
  • the heat-exchanger device 50-53 is basically designed according to the same principles as described above, i.e. having a partial filling of a liquid in a lower part 51 and a partial filling of a vapour in an upper part 50, divided by a liquid level at P2, preferably connecting via a coil 53 that is positioned within the heat storage 2 at a position below the outlet part of the vapour supply tube 40 from the vapour supply duct 4.
  • the lower part 51 is connected to an external heat supply arrangement 52, 6, e.g. a solar-heat collecting panel 6 as shown in figure 11, and described more in detail below.
  • the vapour supply duct 4 has a coil 42 with a partial filling of a liquid L maintained in a lower part connected to the return tube 41 and a partial filling of saturated liquid-vapour mixture G in an upper part of the coil connected to the vapour supply tube 40.
  • the liquid level, illustrated by the dashed line P is advantageously kept in such manner that the level is below the bottom 79 of the heat transfer unit 7.
  • the coil 42 of the duct 4 is in contact with the heat medium HM in the heat storage 2.
  • the coil 42 may be designed with grooves or corrugations for increased surface area and hence an increase in heat transfer.
  • a further modification may be to add a collector channel placed adjacent to the coil 42 to lead away the cooled oil towards the bottom of the heat storage.
  • the heat storage 2 will primarily work thanks to variation in the temperature of the heat medium HM without any need of pressurization, in contrast to the system of Figs. 1 and 3 that need pressurization, i.e. a heat storage vessel 2 that can withstand some pressure.
  • the heat transfer unit 7 may be part of the common closed system as shown in figures 1 and 3 or be a separate closed system heated by the oil contained in the heat storage 2 as shown in figures 2 and 4.
  • the heat transfer unit 7 may have different designs depending on need/s and/or desire/s. A basic difference between different possible designs concerns if the purpose is to heat a predetermined amount of water where the heat transfer unit 7 can be seen as a more or less traditional cooking vessel, as shown in figures 1-5 and, or to heat a flow of water through heat transfer unit 7, so called direct heating, as exemplified below and shown in figures 6-10.
  • the heat transfer unit 7 is arranged with a heating space 70 forming a kind of flow path, see Figure 6-10, where the water flows and gradually is heated to a desired temperature.
  • this flow path may have different length, and/or different inclinations and/or different flow patterns (e.g. spiral, straight, etc) to heat the water to a desired temperature.
  • a "direct heating" unit comprising a U-shaped heat transfer unit 7 forming a straight lined heating space 70.
  • the supply tube 40 transfers vapour G to the sealed condensation space 77, which is formed between an upper U-shaped wall 74 and a lower (somewhat larger) U-shaped wall 76.
  • the heating space 70 is inclined such that water will flow towards an outlet end 70A.
  • the vapour in the condensation space 77 will condense against the inner surface 74A of the inner wall 74 and transfer a high output of heat to the water W in the heating space 70, which gradually is heated to a higher temperature when flowing towards the outlet 70A by aid of gravity.
  • the condensate in the condensation space 77 also flows down and into the return pipe 41, and thereafter recirculated as explained above.
  • a second embodiment of a "direct heating" unit comprising an cylindrically shaped heat transfer unit 7, with a spiraling path of sheet a material 70B (e.g. metal) forming a spiral shaped heating space 70.
  • the supply tube 40 transfers vapour to the sealed condensation space (not shown, but similar as in fig 5), which is formed between an inner cylindrical wall 74 and an outer (somewhat larger) cylindrical wall 76.
  • the heat transfer unit 7 is positioned with its central axis C substantially vertical such that the spiraling heating space 70 will force water to flow downwards by aid of gravity towards an outlet (not shown) at the bottom end of the heat transfer unit 7, then being heated according to the principles described above.
  • Figures 9 and 10 show one embodiment of the invention for heating water in a permanently installed kitchen application 8, comprising a sink 80 and a faucet 81, and also a heating system according to the invention, having a heat storage 2, a heat transfer unit 7 a supply tube 40 and a return tube 41.
  • This embodiment is preferably based on the principle of two separate closed systems as described in figures 2 and 4, in order to avoid a pressure vessel 2, but of course it can also use a system according to the principle of using a common closed system, given that the high pressure in the heat storage container is taken into account.
  • a lower part (not shown) of the sealed duct 4 is then in contact with a medium HM in the heat storage 2, e.g. oil, as described above.
  • a medium HM in the heat storage 2 e.g. oil
  • the sealed duct 4 may preferably comprise tubes 40, 41 of a flexible design for ease of installation.
  • the supply tube 40 and return tube 41 are connected to a sealed condensation space 77 of the heat transfer unit 7, which according to this embodiment is arranged within a cylindrical outlet device 71 basically in the form of a tap that extends generally horizontally but with an upwardly directed inclination (e.g. within 20-50°) such that the outlet 70A is positioned higher than the inlet 70C.
  • the inlet 70C is connected to the outlet of a funnel device 700 that has a similar extension as the tap 71, but having a larger opening 701 than outlet 702.
  • water that is poured into the opening 701 of the funnel device 700 will flow down within the funnel device 700 and exits its outlet 702 and thereby pass into the inlet 70A of the tap 71. Once sufficient water is poured into the opening 701 it will force water to exit from the outlet 70A of the tap, which gradually has been heated within the flow path 70 of the tap 71.
  • the heat transfer unit 7 in this embodiment is preferably designed to enable a continuous heating of water, according to the same basic principle as shown in figures 6, 7 and figure 8.
  • the cold water to be heated may preferably be poured into the opening 701 in a manner of manual control by using/turning the existing kitchen faucet 81. Alternatively, by pouring from a separate container (not shown).
  • the heat transfer unit 7 may be in the form of its own separate high- temperature hot water tap 71 with a separate cold water feed directly from the tap water pipe (not shown).
  • a smaller "table-top" version of the invention where all the components are included in the same unit, may be rnovably arranged (not shown).
  • This application may be dimensioned for preparation of hot drinks, e.g. 0,2 - 0,5 L of heated water for one or two cups.
  • One field of use of the invention is to be integrated into appliances for preparation of hot drinks, e.g. coffee machines, brew stations and similar.
  • the purpose may be to improve taste and reduce problems concerning lime deposits by not incorporating hot water storage but instead rapidly heat cold water when needed.
  • Such appliances can make use of any of the basic principles described in figures 1-4.
  • the heat transfer unit 7 may also have any of the designs previously described with either a direct heating of flowing water or by heating of a determined amount of water in a vessel. The flow of cold water through the heat transfer unit, or the release of the required amount of water to a vessel is controlled via a control device. The water is then heated to the desired temperature for optimizing the hot drink preparation and taste.
  • a solar heating system 1 for heating water in a vessel essentially comprises a first sealed duct 5 having a partial filling of a liquid.
  • the lower part 52 of the duct 5 is in contact with and covered by a solar-heat collecting panel 6.
  • the panel 6 has a flat shape and is inclined, about 10 to 60 degrees to better face towards the direction of the sun. In the picture only the solar plate is shown, typically the sides and back are insulated and a glass panel 60 mounted to the front.
  • the upper part 53 of the first sealed duct 5 terminates within liquid that does not boil at the operating temperatures described later.
  • One preferred example of such a liquid is oil.
  • a second sealed duct 4, of the same kind, i.e. having a partial filling of a liquid is positioned above the first duct 5.
  • the lower part 42 of the second duct is in contact with the oil in the oil-filled heat exchanger vessel 2.
  • the supply tube 40 is preferably equipped with a valve 45, to control the flow in the second duct 4.
  • the return tube 41 may also be equipped with a valve 46.
  • the condensation space 77 surrounds an inner container 70, forming an inner part of the heat transfer unit/cooking vessel 7 and having an upwardly directed opening 70A.
  • the condensation space 77 is sealed by the walls 74 and bottom of the inner container 70, the outer walls 76 and bottom 79 of the heat transfer unit/cooking vessel 7 and an upper annulus 75 bridging the inner 74 and outer walls 76.
  • the second tube has a lower part 42 that collects heat, but here in contact with the oil heated by the first tube 5, i.e. by having the lower part 42 located within heat storage vessel 2.
  • the main part 20 of the heat storage vessel 2 is preferably cylindrical.
  • the heat storage vessel 2 has a support 3, preferably in the form of two legs 30, 32 keeping it reliably positioned on the ground. Preferably these legs 30, 32 are also used to support the lower part 52 of the first tubing 5, and also to attach the solar panel 6.
  • An adapted bulb extension 24 may be arranged to provide sufficient space for the coil 53 within the vessel 2, in the lower part thereof, where the coil 53 extends in the axial direction of the vessel 2.
  • At the upper part of the first end 21 there is arranged a similar bulb extension 23 for the coil 42 of the second tube 4.
  • an opening 26 at the upper part for the second tubing 4 and also a bulb extension 27 at the lower part for the first tubing 5.
  • the solar heating system 1 may be of such dimensions that it is easily moved, e.g. a maximum extension in the axial direction of 1 meter, and a diameter of the heat storage vessel 2 that is substantially smaller (e.g. 50%) than the axial extension of the solar heating system 1.
  • a solar heat system 1 may be such that it is easily movable, e.g. easily moved by two people.
  • a system may be limited to a heat transfer unit 7 containing a maximum of about 1 litre of water W and having a heat storage vessel 2 of a volume of about 10 litres, i.e. filled with 10 litres of oil and a solar panel of a maximum of 0,5 m2.
  • the weight of such a system, depending on the material may be in the range of 50-100 kg.
  • the solar heat system 1 need to be relatively large, e.g. implying a weight above over 100 kilos and therefore not easily movable. In such a case it is foreseen that the solar heating system 1 is built up/installed in situ.
  • the volume of the heat storage vessel 2 may in such cases be around 50-100 litres and the area of solar panels of 2 m2.
  • the solar energy impinging upon the solar panel 6 heats the water within tubing part 52 and causing the latter to boil at a temperature which will be determined by the pressure upon the liquid within the duct tube 5, this temperature being typically between 120 C and 160 C.
  • the resultant vapour produced by the absorption of latent heat by the liquid rises within the tube 5, as indicated by the arrow 54, into the upper part of the tube 5, where the vapour condenses, giving up its latent and sensible heat from the coil 53 to the oil in the heat storage vessel 2 surrounding the upper part of the duct.
  • the condensed liquid then flows in a downward direction through a lower part 51 of the tube 5, returning to the interior of the solar heating panel 6, and the return flow being indicated by an arrow 55 in Figure 11.
  • the transfer of heat from the solar heat collecting panel 6 to the vessel 2 is effected by the circulation of the vapour and condensed liquid within the tube 5, this circulation being maintained without the assistance of pumps, controllers or temperature sensors, and with a minimal temperature gradient between the solar heat collecting panel 6 and the hot oil storage vessel 2.
  • the transfer of heat from the heat medium HM within the heat storage vessel 2 to the cooking vessel 7 is effected basically in the same manner, i.e. water W within the heat transfer unit/cooking vessel 7 will be heated by the condensation of the vapour in the condensation space 77, this circulation also being maintained without the assistance of pumps, controllers or temperature sensors, and with a minimal temperature gradient between the cooking vessel 7 and the heat storage vessel 2.
  • the vapour formed within the coil 42 rises through the upper tube 40, when the valve 45 is open, and passes to the upper sealed condensation space 77.
  • the condensed liquid then flows in a downward direction 43 through a lower part 41 of the tube 4, returning to the interior of the heat storage vessel 2 this return flow being indicated by an arrow 43 in Figure 11.
  • the outer 76 and inner 74 cylinders may be corrugated for strength so as to better resist collapse when a vacuum exists within the condensation space 77.
  • a corrugated inner cylinder 74 will also improve the heat up time, which is beneficial.
  • the heat transfer unit/cooking vessel 7 has a hot water draw off pipe 71 at its bottom 78, 79 for the withdrawal of cooked water. Cold water is easily fed to the interior 70 of the cooking vessel 7 through its open top. Besides water other things such as meals that are cooked, deep-fried or other can be prepared in the heat transfer unit 7.
  • the upper diagram shows a first graph a) presenting the temperature of the hot side 50 of the first tubing after heat extraction from solar collector 6, a second graph b) presenting the temperature of oil and a third graph c) presenting the temperature of the upper interconnecting tube 40 of the second tubing 4, plotted against time during heating of the prototype.
  • the middle diagram shows a first graph d) presenting the temperature of the upper interconnecting tube 40 of the second tubing 4, a second graph e) presenting the temperature of water within the container 70 of the heat transfer unit 7, and a third graph f) presenting the temperature of the lower interconnecting tube 41 of the second tubing 4, plotted against time during cooking of water.
  • the lower diagram shows the same as the middle diagram but with a number of cycles of cooking of water. It shows that the water kept boiling for roughly 25 minutes after the initial heat up of the water. During this time some amount of water was added at 360s, 760s and at the end, explaining the dips of the temperature of the water e).
  • FIG. 13 illustrates diagrammatically how a system such as that shown in Figures 11 and 12 can be applied for quickly producing a relatively small quantity of cooked water.
  • the invention is not limited to what is exemplified above, but may be varied within the scope of the claims. For instance, it is evident for the skilled person that another liquid than oil may be used with the heat storage vessel, e.g.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cookers (AREA)

Abstract

La présente invention concerne un système de chauffage pour chauffer un liquide, comprenant un récipient de stockage de chaleur (2) contenant un milieu (HM) destiné à être chauffé au moyen d'un dispositif de chauffage (5) et un premier conduit étanche (4) présentant une partie inférieure (41) comprenant un substrat à l'état liquide (L) et une partie supérieure (40) à l'état gazeux (G), la partie supérieure (40) du premier conduit étant alimentée en chaleur depuis le récipient de stockage de chaleur (2), ladite partie supérieure (40) débouchant à l'intérieur d'un espace de condensation étanche (77) d'une unité de transfert de chaleur (7) présentant un espace de chauffage (70) pour ledit liquide.
PCT/EP2016/061477 2015-05-20 2016-05-20 Système de chauffage de liquide et procédé de chauffage de liquide WO2016185031A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP16724045.6A EP3298335A1 (fr) 2015-05-20 2016-05-20 Système de chauffage de liquide et procédé de chauffage de liquide

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1550641-3 2015-05-20
SE1550641 2015-05-20

Publications (1)

Publication Number Publication Date
WO2016185031A1 true WO2016185031A1 (fr) 2016-11-24

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI649254B (zh) * 2017-01-31 2019-02-01 日商北新產業股份有限公司 Fuel oil transfer device
WO2021136725A1 (fr) 2020-01-03 2021-07-08 Sunfuria Ab Système de chauffage et procédé de chauffage d'un milieu choisi

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3945433A (en) * 1971-10-06 1976-03-23 Stotz & Co. Vacuum vaporization apparatus for heating one or a number of separate liquids
GB2032613A (en) 1978-08-23 1980-05-08 Evans J Heat transfer system
EP0221575A1 (fr) * 1985-11-08 1987-05-13 Erich Pöhlmann Appareil de chauffage et/ou à cuire avec un bloc d'accumulation de chaleur
WO2003004941A1 (fr) * 2001-07-03 2003-01-16 Japan Field Co., Ltd. Procede et dispositif pour chauffer un liquide de chauffe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3945433A (en) * 1971-10-06 1976-03-23 Stotz & Co. Vacuum vaporization apparatus for heating one or a number of separate liquids
GB2032613A (en) 1978-08-23 1980-05-08 Evans J Heat transfer system
EP0221575A1 (fr) * 1985-11-08 1987-05-13 Erich Pöhlmann Appareil de chauffage et/ou à cuire avec un bloc d'accumulation de chaleur
WO2003004941A1 (fr) * 2001-07-03 2003-01-16 Japan Field Co., Ltd. Procede et dispositif pour chauffer un liquide de chauffe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI649254B (zh) * 2017-01-31 2019-02-01 日商北新產業股份有限公司 Fuel oil transfer device
WO2021136725A1 (fr) 2020-01-03 2021-07-08 Sunfuria Ab Système de chauffage et procédé de chauffage d'un milieu choisi

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Publication number Publication date
EP3298335A1 (fr) 2018-03-28

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