WO2020157864A1 - Matériau de stockage de chaleur - Google Patents

Matériau de stockage de chaleur Download PDF

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Publication number
WO2020157864A1
WO2020157864A1 PCT/JP2019/003189 JP2019003189W WO2020157864A1 WO 2020157864 A1 WO2020157864 A1 WO 2020157864A1 JP 2019003189 W JP2019003189 W JP 2019003189W WO 2020157864 A1 WO2020157864 A1 WO 2020157864A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat storage
casing
storage material
tubular body
ceramic
Prior art date
Application number
PCT/JP2019/003189
Other languages
English (en)
Japanese (ja)
Inventor
佐藤　康弘
原口　秀夫
塚田　勉
今村　啓志
Original Assignee
カンケンテクノ株式会社
北京康肯▲環▼保▲設▼▲備▼有限公司
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 カンケンテクノ株式会社, 北京康肯▲環▼保▲設▼▲備▼有限公司 filed Critical カンケンテクノ株式会社
Priority to PCT/JP2019/003189 priority Critical patent/WO2020157864A1/fr
Publication of WO2020157864A1 publication Critical patent/WO2020157864A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • 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
    • 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 present invention mainly relates to a heat storage material suitable for a heat storage combustion device or the like.
  • VOC volatile organic substances
  • factory flue gas unburned gas contained in factory flue gas
  • a heat storage combustion device is used.
  • an expensive ceramic honeycomb structure is used as a heat storage material, but when a large amount of dust is contained in the factory exhaust gas, which is the gas to be treated, part of the ventilation part It will be blocked and various troubles will occur.
  • the expensive ceramic honeycomb structure has to be replaced in its entirety, resulting in a very high running cost.
  • Patent Document 1 Japanese Patent Laid-Open No. 2000-240925
  • the heat storage material of the heat storage and combustion device is provided with two or more from the upstream side to the downstream side in the traveling direction of the untreated (undeodorized) gas.
  • a backwash nozzle directed toward the most upstream side block is provided in the gap between the most upstream side block and the second most upstream block in the direction of travel. ..
  • According to such a technique it is possible to effectively prevent clogging of the heat storage body in the vicinity of the most upstream side in the traveling direction of the untreated gas, which is most likely to be clogged by dust, without causing cracks in the heat storage body. Has been done.
  • the above conventional technique has the following problems. That is, since the heat storage material must be divided into two or more blocks and the backwash nozzle must be installed at a predetermined position in the gap between the blocks, the structure of the heat storage and combustion device becomes complicated, and the initial cost and running cost are also increased. Rises, and it becomes difficult to remove VOC and unburned gas economically and efficiently. Further, when dust is deposited on the ceramic honeycomb structure that is not backwashed by the backwash nozzle, the expensive ceramic honeycomb structure must be wholly replaced, although it is divided.
  • a main object of the present invention is to provide a heat storage material which has a simple structure, is excellent in maintainability and economical efficiency, and can easily obtain the target heat exchange efficiency.
  • the present invention has a heat storage material configured as follows, for example, as shown in FIGS. That is, a casing 12 made of metal or ceramic and having an opening in the gas flow direction, and a plurality of tubular bodies made of metal or ceramic and filled in the casing 12 with their axial directions facing the gas flow direction. It is characterized in that it is composed of 14 and.
  • the heat storage material having an arbitrary shape can be economically manufactured.
  • the casing 12 and the tubular body 14 of the heat storage material are formed of ceramic having excellent heat storage properties, the heat storage material having high heat exchange efficiency can be obtained.
  • the present invention it is possible to provide a heat storage material that has a simple structure, is excellent in maintainability and economical efficiency, and can easily obtain the target heat exchange efficiency.
  • FIG. 2 is a partially enlarged cross-sectional view showing a cross section taken along the line A-A′ in FIG. 1.
  • FIG. 1 is a partially enlarged perspective view showing an outline of a heat storage material 10 of the present invention
  • FIG. 2 is a partially enlarged sectional view showing a section taken along the line AA′ in FIG.
  • the heat storage material 10 of the present invention is installed in a heat storage and combustion device (not shown) or the like, and is for performing heat exchange between a high temperature gas and a low temperature gas by repeating heat storage and heat dissipation by itself.
  • the casing 12 and the tubular body 14 are generally configured.
  • the casing 12 is a container body that forms the outer frame of the heat storage material 10, and is a metal such as steel (SS), stainless steel (SUS), or Hastelloy (registered trademark of Haynes Co.), or alumina, zirconia, or cordierite. It is made of highly heat-resistant material such as ceramic.
  • the casing 12 has a pair of surfaces (upper and lower surfaces in the illustrated embodiment) facing each other opened, and one of the opened surfaces (the lower surface side in the illustrated embodiment) is made of a metal mesh.
  • a breathable support member 16 is stretched to support the tubular body 14 so that the tubular body 14 does not fall out of the casing 12 when the tubular body 14 described later is housed in the casing 12.
  • the shape of the casing 12 is not limited to this.
  • the upper and lower surfaces (the ceiling surface and the bottom surface) are illustrated. ) May be opened, and a columnar or triangular columnar shape in which a supporting member is stretched on the lower surface (bottom surface) side may be used.
  • the form (shape, size, etc.) of the casing 12 and the material thereof are appropriately set according to the requirements from each device to which the heat storage material 10 is applied.
  • the tube body 14 is a member mainly responsible for heat storage and heat dissipation of the heat storage material 10, and like the casing 12 described above, a metal such as steel (SS), stainless steel (SUS), or Hastelloy (registered trademark of Haynes Co., Ltd.), Alternatively, it is formed of a high heat-resistant material such as ceramics such as alumina, zirconia, or cordierite.
  • the tubular body 14 is formed to have a length substantially equal to the height of the casing 12, and the cross section in the direction orthogonal to the axial direction thereof is circular, that is, cylindrical.
  • tubular body 14 is filled in the casing 12 with no gap so that its axial direction faces the opening direction which is the gas flow direction of the casing 12.
  • the tubular body 14 can be attached to the casing 12 without using a fixing means such as an adhesive.
  • the form (inner diameter, wall thickness, length, etc.) of the tubular body 14 and its material are appropriately set according to the heat storage characteristics required by each device to which the heat storage material 10 is applied.
  • the supporting member 16 is made of a metal mesh
  • the supporting member 16 has a tubular body 14 filled therein while ensuring air permeability to the inside of the casing 12. Any form may be used as long as it can be held so as not to fall off, and the form is not limited to the above metal mesh.
  • tubular body 14 is filled in the casing 12 without a gap is shown, but for example, reduction of pressure loss is the most important characteristic among quality characteristics excluding heat storage.
  • the tubular bodies 14 adjacent to each other may be arranged with a space therebetween via a spacer or the like not shown.

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air Supply (AREA)

Abstract

L'invention concerne un matériau de stockage de chaleur qui a une structure simple, qui est facile à entretenir et est économique, et avec lequel il est facile d'obtenir un matériau ayant l'efficacité d'échange de chaleur cible. C'est-à-dire que ce matériau de stockage de chaleur est caractérisé en ce qu'il comprend: un corps (12) en métal ou en céramique et ouvert dans la direction d'écoulement de gaz; et une pluralité de tubes (14) en métal ou en céramique et remplissant le corps (12) de telle sorte que sa direction axiale fait face à la direction d'écoulement du gaz.
PCT/JP2019/003189 2019-01-30 2019-01-30 Matériau de stockage de chaleur WO2020157864A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/003189 WO2020157864A1 (fr) 2019-01-30 2019-01-30 Matériau de stockage de chaleur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/003189 WO2020157864A1 (fr) 2019-01-30 2019-01-30 Matériau de stockage de chaleur

Publications (1)

Publication Number Publication Date
WO2020157864A1 true WO2020157864A1 (fr) 2020-08-06

Family

ID=71841446

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/003189 WO2020157864A1 (fr) 2019-01-30 2019-01-30 Matériau de stockage de chaleur

Country Status (1)

Country Link
WO (1) WO2020157864A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5071176A (fr) * 1973-10-27 1975-06-12
US5352115A (en) * 1993-07-12 1994-10-04 Durr Industries, Inc. Regenerative thermal oxidizer with heat exchanger columns
JPH11211371A (ja) * 1998-01-27 1999-08-06 Nippon Furnace Kogyo Kaisha Ltd 蓄熱体の保持構造
JPH11248379A (ja) * 1998-03-02 1999-09-14 Ihara Chikuro Kogyo Kk 蓄熱体及びその取付構造
JP2000130733A (ja) * 1998-10-26 2000-05-12 Sumiko Engineering Kk 蓄熱燃焼式排気ガス処理装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5071176A (fr) * 1973-10-27 1975-06-12
US5352115A (en) * 1993-07-12 1994-10-04 Durr Industries, Inc. Regenerative thermal oxidizer with heat exchanger columns
JPH11211371A (ja) * 1998-01-27 1999-08-06 Nippon Furnace Kogyo Kaisha Ltd 蓄熱体の保持構造
JPH11248379A (ja) * 1998-03-02 1999-09-14 Ihara Chikuro Kogyo Kk 蓄熱体及びその取付構造
JP2000130733A (ja) * 1998-10-26 2000-05-12 Sumiko Engineering Kk 蓄熱燃焼式排気ガス処理装置

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