WO1999053258A1 - Accumulateur de chaleur, notamment regulateur thermique a changement d'etat - Google Patents
Accumulateur de chaleur, notamment regulateur thermique a changement d'etat Download PDFInfo
- Publication number
- WO1999053258A1 WO1999053258A1 PCT/EP1999/002012 EP9902012W WO9953258A1 WO 1999053258 A1 WO1999053258 A1 WO 1999053258A1 EP 9902012 W EP9902012 W EP 9902012W WO 9953258 A1 WO9953258 A1 WO 9953258A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- flow paths
- heat
- spaces
- storage
- phase change
- Prior art date
- Legal status (The legal status 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 status listed.)
- Ceased
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/126—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element consisting of zig-zag shaped fins
-
- 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
- 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
- F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
-
- 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 a heat store, in particular a latent heat store, with thermal insulation, with at least one inlet and one outlet and collecting spaces for the heat transfer medium, which are fluidly connected to the storage core surrounded by a housing, in which flow paths (pipes) are arranged and which has spaces between the flow paths in which there is a phase change material.
- a heat store in particular a latent heat store, with thermal insulation, with at least one inlet and one outlet and collecting spaces for the heat transfer medium, which are fluidly connected to the storage core surrounded by a housing, in which flow paths (pipes) are arranged and which has spaces between the flow paths in which there is a phase change material.
- Such a heat store is known from a whole series of documents, for example also from WO 89 / 09375.
- the known heat store has inlet and outlet plenum spaces into which the flow paths (individual flat tubes) open.
- the collection rooms mentioned take up a considerable space, as can be seen in particular from FIG. 5 of the document mentioned.
- the latent heat accumulator known from the first-mentioned document can no longer be regarded as particularly suitable because of its collecting spaces which take up space, but also for manufacturing reasons.
- this design has many solder joints that always pose a risk, many individual parts that have a negative impact on the manufacturing process, and a relationship between the flow spaces and the spaces in which the phase change material is accommodated, which needs to be improved.
- Heat exchangers have also been proposed (DE 29 42 147 A1) which have meandering flow paths. Although this heat exchanger also has storage properties, it is unsuitable because it is complex to manufacture and disadvantageous in terms of performance, since the phase change material is housed in envelopes.
- the flow paths each consist of two flat plates which are joined together and between which the flow paths are formed by means of inflation. The plates between the flow paths reduce the space for the phase change material and therefore lead to a reduced storage capacity.
- the latent memory from DE 32 27 322 A1 consists of modules which are anode one above the other and surrounded by insulation. Spiral hollow bodies are arranged within the individual modules, which are enclosed by a housing, and communicate in the center. Spaces are provided within the housing in which the latent storage agent can expand during melting.
- the latent storage described is intended for storage tanks to be set up in buildings, for which it is not important to provide storage with high loading and unloading dynamics in the smallest of spaces, but rather the most complete possible melting of the latent storage means should be achieved, for which purpose a complex and complicated flow through the hollow body and regulation of the heat transfer medium is provided.
- the object of the invention is to better adapt the heat store described in the preamble to smaller and angled installation spaces while maintaining a high storage capacity, high loading and unloading dynamics and favorable manufacturing costs.
- the flow paths are wavy or spiral through the storage core and the wave height and / or wavelength or the geometry of the turns can be irregular within a flow path and / or between several flow paths.
- the flow paths are preferably flat tubes, e.g. Can have internal inserts.
- the flat tubes are so-called multi-chamber tubes, as used for example in condensers or evaporators. Such tubes can be easily shaped without bending in the bends and provide the necessary turbulence of the heat transfer medium and a larger heat exchange surface within the flat tubes.
- the geometry of the waves or the windings of the flow paths can be irregular. Where the wave height of the flow paths fluctuates, that is, becomes smaller or larger, or where the geometry of the windings is irregular, the housing of the storage core and of the entire heat accumulator is also drawn in or expanded accordingly. In this way, the heat accumulator can be adapted very cheaply to angled installation spaces, without this causing significant manufacturing costs, because the manufacturing technology for such undulating or spiral flow paths is available from the manufacturers of the heat exchange technology and the irregular wave height is simply a question of machine setting. In comparison with the prior art, in which individual flat tubes are provided, these would have to be cut to different lengths and inserted and connected into the openings of the tube sheets under complicated conditions. All of this is more complex overall.
- the design according to the invention only requires small spaces, which can be referred to as collecting spaces, wherever a flow path enters the storage core and where it exits.
- the space between the waves or between the windings of the flow paths and around the flow paths is used as space for accommodating the phase change material, whereby the ratio of the room sizes has been changed in favor of a larger space for the phase change material. This makes it possible to expect at least consistently high storage capacities, even in the case of smaller sizes of the heat store, which corresponds to the requirements in the best possible way.
- phase change material is almost completely covered with corrugated sheets.
- Such lamellae can also be arranged in the region of the bends of the flow paths. Because the phase change material is a poor heat conductor and therefore tends not to melt completely and therefore does not always reach its maximum heat storage capacity, the fullest possible occupancy of the rooms with the corrugated sheets is an essential contribution to increasing the storage capacity. Furthermore, the slats make a not negligible contribution to the stability of the heat accumulator.
- a major advantage of the inventive heat store is that the temperature changes associated with tensile and compressive loads on the pipes can be withstood much better because the undulating or spiral flow paths are relatively long and therefore flexible and because they are only clamped on one side while they are firmly clamped on opposite sides in tube sheets in the prior art.
- the load on the metallic connections of the flow paths with the housing of the storage core is substantially lower than in the prior art, so that the risk of breakage has been significantly reduced. It can therefore be assumed that the heat accumulator according to the invention has better fatigue strength, combined with fewer failures due to broken solder connections. Further possibly important features and advantageous effects result from the following description of exemplary embodiments which are illustrated in the accompanying drawings. The invention is in no way limited to these exemplary embodiments, since they only serve for better understanding and as an aid to interpretation.
- the individual figures show: FIG. 1 Overall spatial view of a latent heat storage in principle, open at the front and top;
- Fig. 2 principle of a trapezoidal heat accumulator in cross section
- Fig. 4 heat storage with a constriction
- FIG. 5 View A of Fig. 4; Fig. 6 heat storage with internal collection rooms; Fig. 7 and
- FIG. 8 shows an exemplary basic illustration of a heat accumulator with different flow paths and shapes
- Fig. 9 section B in Fig. 7
- Fig. 10 spiral flow path
- 11 heat accumulator with such flow paths
- the latent heat store 1 is intended for installation in the engine compartment of a motor vehicle.
- the cooling water of the engine is the heat transfer medium, which is guided by a cooling water pump in the circuit (not shown), in which the latent heat accumulator 1 is integrated with its inlet 2 and with its outlet 3.
- the insulation 4 can be a highly effective vacuum insulation which makes it possible to keep the melted and heat-absorbing phase change material in this storage state for almost 50 hours, even under winter conditions.
- the cooling water pump conveys the cold cooling water through the flow paths 5, within the storage core 6 of the latent heat store 1.
- the cooling water then exchanges heat with the phase change material, which begins to crystallize and transfers its storage heat to the cooling water.
- the rapidly heated cooling water shortens the engine's start-up phase and thus fuel consumption and can also be used to heat the passenger compartment.
- the hot cooling water releases its heat to the phase change material, causing it to melt again and thereby store heat.
- This interplay is repeated continuously, so that the entire heat store, but in particular the flow paths 5, which are formed here from flat multi-chamber tubes 7 and whose connections are exposed to enormous stresses.
- the flow paths 5 are relatively long and flexible and the corrugated sheets 8 are not very rigid, the thermal stresses are largely compensated for. Breaks in soldered or welded connections are normally excluded.
- the corrugated sheets 8 are arranged in the spaces 9 which are provided for the phase change material. These spaces 9 are located between the shafts 10 of the flow paths 5 and also between the individual flow paths 5. The arrangement of the corrugated sheets 8 is described in more detail below.
- Both the inlet 2 and the outlet 3 each merge into a thermosiphon-shaped tube, which are arranged within the insulation 4, whereby in the idle state a stratification of the cooling liquid is established within the tubes in such a way that the cooling water has a higher temperature due to its lower density , remains above or within the insulation and does not mix with the cooling water in the pipes outside the insulation 4, which is colder and has a higher density.
- the pipe end directed downward from the arc of the thermosiphon is the collecting space 12, into which, in the exemplary embodiment according to FIG. 1, the pipe ends of the four flow paths 5 open and are connected there, which need not be discussed in more detail here. Before the pipe ends open into the collecting spaces 12, they break through the housing 11 of the storage core 6.
- the heat accumulator from Fig. 2 shows in addition, the outer housing 14 of the heat accumulator 1 and the insulation space 4 formed between the outer housing 14 and the housing 11 of the storage core 6, in which some supports 13 made of non-heat-conducting material are arranged.
- the insulation space 4 is vacuum insulation and the supports 13 ensure that the inner housing 11 and the outer housing 14 do not touch in order to keep the insulation effect at a high level.
- the thickness of the insulation 4 is only a few millimeters and thereby contributes to minimizing the outer dimension of the latent heat store 1.
- FIG. 6 which consists in the fact that the collecting spaces 12 have been arranged within the storage core 6.
- the collecting spaces 12 have been broken open so that the multi-chamber tubes 7 which open into the collecting spaces 12 can be seen.
- the multi-chamber tubes 7 form the undulating flow paths 5, between which the undulating sheets 8 are located. 5 shows that the corrugated sheets 8 have a greater width than the large diameter of the multi-chamber tubes 7. This results in a protrusion 16 of the corrugated sheets
- FIGS. 7, 8 and 9 show in a special way the various possibilities with regard to the shape of heat accumulators 1 and the design of the shape adapted to the respective shape
- 7 shows that the waves 10 of the individual flow paths 5 have very different wave heights in order to be adapted to the shape of the reservoir 1 with constrictions 15 and bulges 17.
- Multi-chamber pipes 7 have also been used here to form the flow paths 5.
- the flow paths 5 are arranged approximately parallel to one another.
- the collection rooms 12 were not drawn in these representations.
- the basic representations in FIGS. 10 and 11 show a heat accumulator 1 with spiral flow paths 5.
- corrugated plates 8 has only been indicated in FIG. 10. These are, as shown, between the turns 18 and also between the outer turn 18 and the housing 11, which was not drawn.
- One collecting space 12 is located in the center of the heat accumulator 1 and the other collecting space 12 is arranged on the periphery of the storage core 6.
- the arrangement of the collecting spaces 12 can also be variable. Accordingly, another exemplary embodiment, not shown, has both collecting spaces 12 on the periphery of the storage core 6, although the flow paths 5 are guided spirally through the storage core 6 (see, for example, FIG. 3 in DE 41 41 556).
- the flow paths 5 can also be designed to be variable in terms of their height H, h, in order to thereby also meet the requirement for a diverse design of the heat accumulator 1.
- These flow paths 5 should also preferably be formed from multi-chamber tubes 7.
- the geometry of the turns 18 is different between the flow paths 5, but is identical within a flow path 5, that is, with a constant curvature.
- Other exemplary embodiments, not shown, which have spiral flow paths 5 could, for. 4, can also be designed such that the windings 18 are formed with different curvatures within a flow path 5 in order to be adapted to a constriction 15.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP99917853A EP0988499A1 (fr) | 1998-04-08 | 1999-03-24 | Accumulateur de chaleur, notamment regulateur thermique a changement d'etat |
| CA002286567A CA2286567A1 (fr) | 1998-04-08 | 1999-03-24 | Accumulateur de chaleur, notamment un accumulateur de chaleur latente |
| JP55109299A JP2002504219A (ja) | 1998-04-08 | 1999-03-24 | 蓄熱器、特に潜熱蓄熱器 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19815777.0 | 1998-04-08 | ||
| DE19815777A DE19815777A1 (de) | 1998-04-08 | 1998-04-08 | Wärmespeicher, insbesondere Latentwärmespeicher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO1999053258A1 true WO1999053258A1 (fr) | 1999-10-21 |
Family
ID=7864013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP1999/002012 Ceased WO1999053258A1 (fr) | 1998-04-08 | 1999-03-24 | Accumulateur de chaleur, notamment regulateur thermique a changement d'etat |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0988499A1 (fr) |
| JP (1) | JP2002504219A (fr) |
| KR (1) | KR20010013477A (fr) |
| CN (1) | CN1256751A (fr) |
| CA (1) | CA2286567A1 (fr) |
| DE (1) | DE19815777A1 (fr) |
| WO (1) | WO1999053258A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10338318A1 (de) * | 2003-08-15 | 2005-05-04 | Thomas Freitag | Latentwärmespeicher mit einem Kapillarrohrwärmetauscher |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2461189C (fr) * | 2001-09-25 | 2010-07-06 | Honda Giken Kogyo Kabushiki Kaisha | Unite d'accumulation de chaleur et procede permettant de fabriquer cette unite |
| DE10242463B4 (de) * | 2002-09-11 | 2006-07-06 | Webasto Ag | Kälte-/Wärmespeicher für eine Klimaeinrichtung |
| FI20051018L (fi) * | 2005-10-10 | 2007-04-11 | Mg Innovations Corp | Faasinmuutosta ja vortex-putkea hyödyntävä lämmönvaihdin |
| DE102006011327A1 (de) * | 2006-03-09 | 2007-09-13 | Behr Gmbh & Co. Kg | Wärmeübertrager mit Kältespeicher |
| DE102006021237A1 (de) * | 2006-05-06 | 2007-11-15 | Bayerische Motoren Werke Ag | Wärmetauscher für ein Kraftfahrzeug |
| DE102009006788A1 (de) | 2009-01-30 | 2010-08-12 | Tutech Innovation Gmbh | Wärmespeicher mit einem Phasenwechselmaterial und Verfahren zu dessen Herstellung |
| DE102011112600A1 (de) * | 2011-09-06 | 2013-03-07 | Volkswagen Aktiengesellschaft | Wärmespeicher und Verfahren zur Speicherung thermischer Energie |
| DE102011085722B4 (de) * | 2011-11-03 | 2020-11-19 | ZAE Bayern Bayerisches Zentrum für angewandte Energieforschung e.V. | Latentwärmespeicher mit einem Phasenwechselmaterial und Verfahren zur Erzeugung eines Phasenwechsels in dem Phasenwechselmaterial |
| JP6289814B2 (ja) * | 2013-03-28 | 2018-03-07 | 東芝ライフスタイル株式会社 | 蓄熱装置及び空気調和機 |
| DE102017200524A1 (de) * | 2017-01-13 | 2018-07-19 | Siemens Aktiengesellschaft | Kühlvorrichtung mit einem Wärmerohr und einem Latentwärmespeicher, Verfahren zum Herstellen derselben und elektronische Schaltung |
| CN110160181A (zh) * | 2019-05-28 | 2019-08-23 | 国网甘肃省电力公司经济技术研究院 | 椭圆弯管蓄冷相变材料装置 |
| CN113513935A (zh) * | 2020-09-29 | 2021-10-19 | 中山大学 | 相变蓄冷换热器 |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2942147A1 (de) | 1979-10-18 | 1981-06-11 | Buderus Ag, 6330 Wetzlar | Flacher waermeaustauscher |
| DE3227322A1 (de) | 1982-07-22 | 1984-01-26 | Karsten 7148 Remseck Laing | Latentspeicher |
| JPS60149893A (ja) * | 1984-01-13 | 1985-08-07 | Matsushita Electric Works Ltd | 熱交換器 |
| JPS6321490A (ja) * | 1986-07-15 | 1988-01-29 | Showa Alum Corp | 潜熱蓄熱装置 |
| WO1989009375A1 (fr) | 1988-03-26 | 1989-10-05 | Nikolaos Malatidis | Accumulateur de chaleur fonctionnant selon le principe de la circulation de chaleur en vue d'emmagasiner de la chaleur latente de transformation, utilise notamment comme organe de chauffage automobile |
| US5109920A (en) * | 1987-05-25 | 1992-05-05 | Ice-Cel Pty. Limited | Method of manufacturing heat exchangers |
| DE4141556A1 (de) | 1991-12-17 | 1993-06-24 | Behr Gmbh & Co | Waermetauscher fuer eine abgasanlage eines kraftfahrzeuges |
| US5236336A (en) * | 1990-12-05 | 1993-08-17 | Sanden Corporation | Heat exchanger |
| DE4213509A1 (de) * | 1992-04-24 | 1993-10-28 | Audi Ag | Wärmetauscher, insbesondere Kondensator für Fahrzeug-Klimaanlagen |
| US5524453A (en) * | 1994-08-01 | 1996-06-11 | James; Timothy W. | Thermal energy storage apparatus for chilled water air-conditioning systems |
| US5596877A (en) * | 1995-08-16 | 1997-01-28 | Baltimore Aircoil Company, Inc. | Header and coil arrangement for cooling apparatus |
| DE19530376A1 (de) | 1995-08-18 | 1997-02-20 | Fresenius Ag | Biosensor |
| DE19530378C1 (de) * | 1995-08-18 | 1997-03-06 | Laengerer & Reich Gmbh & Co | Wärmespeicher für ein Kraftfahrzeug |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3910356C2 (de) * | 1988-03-30 | 1998-11-19 | Bayerische Motoren Werke Ag | Latentwärmespeicher |
-
1998
- 1998-04-08 DE DE19815777A patent/DE19815777A1/de not_active Withdrawn
-
1999
- 1999-03-24 WO PCT/EP1999/002012 patent/WO1999053258A1/fr not_active Ceased
- 1999-03-24 CA CA002286567A patent/CA2286567A1/fr not_active Abandoned
- 1999-03-24 JP JP55109299A patent/JP2002504219A/ja active Pending
- 1999-03-24 CN CN99800202A patent/CN1256751A/zh active Pending
- 1999-03-24 EP EP99917853A patent/EP0988499A1/fr not_active Withdrawn
- 1999-03-24 KR KR1019997011481A patent/KR20010013477A/ko not_active Withdrawn
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2942147A1 (de) | 1979-10-18 | 1981-06-11 | Buderus Ag, 6330 Wetzlar | Flacher waermeaustauscher |
| DE3227322A1 (de) | 1982-07-22 | 1984-01-26 | Karsten 7148 Remseck Laing | Latentspeicher |
| JPS60149893A (ja) * | 1984-01-13 | 1985-08-07 | Matsushita Electric Works Ltd | 熱交換器 |
| JPS6321490A (ja) * | 1986-07-15 | 1988-01-29 | Showa Alum Corp | 潜熱蓄熱装置 |
| US5109920A (en) * | 1987-05-25 | 1992-05-05 | Ice-Cel Pty. Limited | Method of manufacturing heat exchangers |
| WO1989009375A1 (fr) | 1988-03-26 | 1989-10-05 | Nikolaos Malatidis | Accumulateur de chaleur fonctionnant selon le principe de la circulation de chaleur en vue d'emmagasiner de la chaleur latente de transformation, utilise notamment comme organe de chauffage automobile |
| US5236336A (en) * | 1990-12-05 | 1993-08-17 | Sanden Corporation | Heat exchanger |
| DE4141556A1 (de) | 1991-12-17 | 1993-06-24 | Behr Gmbh & Co | Waermetauscher fuer eine abgasanlage eines kraftfahrzeuges |
| DE4213509A1 (de) * | 1992-04-24 | 1993-10-28 | Audi Ag | Wärmetauscher, insbesondere Kondensator für Fahrzeug-Klimaanlagen |
| US5524453A (en) * | 1994-08-01 | 1996-06-11 | James; Timothy W. | Thermal energy storage apparatus for chilled water air-conditioning systems |
| US5596877A (en) * | 1995-08-16 | 1997-01-28 | Baltimore Aircoil Company, Inc. | Header and coil arrangement for cooling apparatus |
| DE19530376A1 (de) | 1995-08-18 | 1997-02-20 | Fresenius Ag | Biosensor |
| DE19530378C1 (de) * | 1995-08-18 | 1997-03-06 | Laengerer & Reich Gmbh & Co | Wärmespeicher für ein Kraftfahrzeug |
Non-Patent Citations (2)
| Title |
|---|
| PATENT ABSTRACTS OF JAPAN vol. 009, no. 316 (M - 438) 12 December 1985 (1985-12-12) * |
| PATENT ABSTRACTS OF JAPAN vol. 012, no. 227 (M - 713) 28 June 1988 (1988-06-28) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10338318A1 (de) * | 2003-08-15 | 2005-05-04 | Thomas Freitag | Latentwärmespeicher mit einem Kapillarrohrwärmetauscher |
| DE10338318B4 (de) * | 2003-08-15 | 2005-09-08 | Freitag, Thomas, Dipl.-Ing. | Latentwärmespeicher mit einem Wärmetauscher aus Kunststoff-Metallverbund-Kapillarrohr |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2286567A1 (fr) | 1999-10-21 |
| EP0988499A1 (fr) | 2000-03-29 |
| KR20010013477A (ko) | 2001-02-26 |
| DE19815777A1 (de) | 1999-10-14 |
| CN1256751A (zh) | 2000-06-14 |
| JP2002504219A (ja) | 2002-02-05 |
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