WO2014000137A1 - Tube d'accumulation de chaleur enfoui et son procédé de fabrication - Google Patents

Tube d'accumulation de chaleur enfoui et son procédé de fabrication Download PDF

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Publication number
WO2014000137A1
WO2014000137A1 PCT/CN2012/077400 CN2012077400W WO2014000137A1 WO 2014000137 A1 WO2014000137 A1 WO 2014000137A1 CN 2012077400 W CN2012077400 W CN 2012077400W WO 2014000137 A1 WO2014000137 A1 WO 2014000137A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat storage
heat
tube
storage medium
medium
Prior art date
Application number
PCT/CN2012/077400
Other languages
English (en)
Chinese (zh)
Inventor
臧筑华
刘小强
张鸿瑞
魏德立
杨永安
张洪生
刘军
王一心
张津奕
臧今楠
刘运启
陈业松
李文锋
杨奎
Original Assignee
天津建源万和投资管理发展有限公司
天津滨海纵横管网工程技术鉴定研究院
天津市建筑设计院
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 天津建源万和投资管理发展有限公司, 天津滨海纵横管网工程技术鉴定研究院, 天津市建筑设计院 filed Critical 天津建源万和投资管理发展有限公司
Priority to PCT/CN2012/077400 priority Critical patent/WO2014000137A1/fr
Publication of WO2014000137A1 publication Critical patent/WO2014000137A1/fr

Links

Classifications

    • 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
    • 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
    • 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
    • F28D20/0052—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using the ground body or aquifers as heat storage medium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2270/00—Thermal insulation; Thermal decoupling
    • 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 discloses an underground heat storage tube and a method.
  • the heat storage tube comprises a metal pipe, a heat exchange device, a heat storage medium and a heat preservation casing, and the heat storage temperature is 40 ° C to 100 ° C.
  • the invention adopts a mixture of paraffin wax and glycerin as a heat storage medium, has stable heat storage and heat exchange operation performance, simple production process, and can be widely applied to a sewage heat source, a steam heat source and a ground source heat pump with a heat input temperature of 40 ° C to 10 CTC. , water source heat pump field. It belongs to the energy and environmental fields.
  • the buried heat storage tube and method of the invention adopts a mixture of paraffin and glycerin as a heat storage medium, has low heat storage cost, low operating cost, safe performance, stability and reliability, and can realize industrialization, standardization, generalization and serial production. Energy-saving and emission-reducing heat recovery devices, solar thermal conversion heat storage devices, and various heat recovery devices.
  • An underground heat storage tube and method characterized in that: a flange pipe, a support positioning frame, a heat storage heat exchange medium, a heat storage medium, a heat storage cavity sealing end, an insulation shell, and a mixture of paraffin and glycerin It is a heat storage medium.
  • the invention has the following features:
  • the heat storage heat exchange medium is magnetized by a part of the metal wire or the metal wire is mixed with the magnetic material and adsorbed on the outer wall of the metal pipe, and is divided into a single tube type and a multi tube type.
  • the mixing ratio of the heat storage medium is 60: 40; 40: 60 two series.
  • Figure 1 is a schematic view of a multi-tube type (three tubes) structure.
  • Figure 2 is a schematic view of a single tube type structure.
  • 1 is a flange tube A
  • 2 is a flange tube B
  • 3 is a flange tube C
  • 4 is a positioning support frame
  • 5 is a heat storage chamber
  • 6 is a heat storage chamber blocking end
  • 7 is a heat storage Cavity housing.
  • 8 is a flanged tube
  • 9 is a heat storage chamber blocking end
  • 10 is a positioning support frame
  • 11 is a heat storage chamber
  • 12 is a flange tube outer wall
  • 13 is a heat storage chamber housing.
  • 1, 2, 3, 8 flange tube For seamless pipe, the internal light pipe of the pipe or heat medium, such as: inner spiral rib tube, inner metal fin tube, inner filled heat transfer material tube.
  • Positioning support frame There is a through hole on the sheet of metal material.
  • the diameter of the inner circle is equal to the outer diameter of the flange tube. It can be heated and assembled outside the flange tube. It can also be welded.
  • the single point of the support point of the contour is the circumferential division point. , manufactured according to the shape of the heat storage chamber housing.
  • 11 regenerator Place the metal heat transfer wire, the wire should be placed densely in the adjacent area of the pipe, and the other areas should be placed sparsely.
  • Main function Place the heat transfer wire densely on the outer wall of the two flanged tubes, and sparsely prevent the heat transfer wire in the flange tube and the heat storage chamber shell, and do not block the flange tube and the heat storage chamber. Place the heat transfer wire.
  • regenerator cavity blocking end The same material as the regenerator cavity shell, the hole part of the flange and the regenerative cavity are sealed.
  • Main functions Prevent leakage of heat storage medium and reduce heat leakage in the heat storage chamber.
  • regenerator housing Same as the above 6, 9 material.
  • Main functions Prevent leakage of heat storage medium and reduce heat leakage in the heat storage chamber.
  • the metal heat transfer wire is closely attached to the outer surface. When using the extrusion tube or the extubation process, it is better to squeeze the rib on the outer surface, and the light wall tube is magnetically connected.
  • Multi-tube implementation method The heat inside the tube is quickly transmitted.
  • Prefabricated positioning support frame taking three pipes as an example: The distance between the holes should ensure that the distance between the adjacent pipes is greater than the distance between the outer wall of each pipe and the casing of the regenerator, and the holes are divided into equal-diameter holes and partial equal-diameter holes. The diameter of the gas flow pipe is larger than the diameter of the pipe through which the liquid flows.
  • the prefabricated bottom surface and the two side-side integrated regenerative chamber housings are reserved for the closed connection process with the sealing end of the regenerator and the upper cover, such as: stop, welded joint, fastener.
  • the volume of the heat storage medium is less than 90% of the volume of the liquid viscous liquid. For example: It is advisable to cover the upper cover without touching the liquid.
  • Prefabricated positioning support frame, keeping the flange tube and regenerator housing can accommodate more than six times the inner metal heat transfer wire and heat storage viscous liquid of the flange tube, for example, positioning with three times the diameter of the flange tube
  • the outer contour circumference of the support frame can accommodate more than six times the inner metal heat transfer wire and heat storage viscous liquid of the flange tube, for example, positioning with three times the diameter of the flange tube
  • Prefabricated heat storage chamber shell, fiber cement pipe or metal pipe with twice the diameter of the flange pipe can be used.
  • the volume of the heat storage medium is less than 90% of the volume of the liquid viscous liquid. For example: It is advisable to seal the plug without touching the liquid.
  • the input end is connected to the solar heat source illuminated by the concentrated light.
  • the heat input pipe can circulate the alcohol of the electric heater.
  • the output end can be hot air, hot water or alcohol, used for living heating or food baking. .
  • Dyeing and finishing heat recovery and utilization Connect the input end to the liquid of dyeing and finishing heat or the hot gas of the dyeing and finishing workshop.
  • the output end can be hot air, hot water or alcohol, acetone, used for heating or drying the heat source of living textiles.
  • the input end can be connected to hot gas or hot water, and the output end can be hot air, hot water or alcohol, acetone, used for living and heating.
  • the input end is connected to the hot air flow cooled during the day, the heat energy is recovered and stored, and the water, or alcohol, acetone is used at night, and the heat storage heat source for the facility agriculture is used at night.
  • sewage heat source The hotel or bathing center, laundry room, food processing factory, the discharged hot liquid is stored in the pipeline, using water, or alcohol, acetone, heat source for heating and domestic hot water.
  • the regenerator housing of the present invention may have various shapes, and a plurality of heat output ends may be provided as a gas or liquid heat storage device. Gas-gas heat exchange, gas-liquid heat exchange, liquid-liquid heat exchange can be accomplished.
  • the method of the invention is suitable for heat storage and heat exchange with an input temperature lower than 40 ° C - 100 ° C.
  • the ratio of paraffin to glycerin is 40:60, that is, the paraffin is less than 40%, and the glycerin is increased.
  • the principle is: the higher the input temperature, the less the paraffin proportion, according to Usage configuration adjustments.
  • the ratio of paraffin to glycerin is 60: 40, that is, the paraffin wax is increased by more than 60%, and the glycerin is increased or decreased.
  • the principle is as follows: the lower the input temperature, the more the paraffin ratio is. Configure the adjustment based on usage.
  • the heat insulation treatment is performed on the connection end and the outside of the heat storage chamber, and the ultrafine glass wool cotton and the aluminum silicate cotton are used.
  • the metal pipe is treated with anti-corrosion treatment, and the outside of the heat-insulating material is treated by protection.
  • the method adopts the current method: for example: anti-rust paint brushing, asphalt coating; aluminum foil protection, asbestos tile protection.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Thermal Insulation (AREA)

Abstract

La présente invention concerne un tube d'accumulation de chaleur enfoui et son procédé de fabrication, le tube d'accumulation de chaleur selon l'invention comprenant une tuyauterie à brides (1, 2, 3), un cadre de support et de positionnement (4), un milieu de transfert de chaleur agencé dans la tuyauterie à brides (1, 2, 3), un milieu d'accumulation de chaleur, une cavité d'accumulation de chaleur (5), une extrémité d'obturation (6) de cavité d'accumulation de chaleur et un logement d'isolation thermique (7). Le tube d'accumulation de chaleur utilise un mélange de paraffine et de glycérine en tant que milieu d'accumulation de chaleur, et la température d'accumulation de chaleur est située dans la plage allant de 40 à 100°C. Les propriétés d'accumulation de chaleur et d'échange de chaleur du milieu d'accumulation de chaleur sont stables, et les techniques de production sont simples; l'utilisation d'asphalte en tant que matériau d'isolation thermique et anticorrosion permet d'améliorer la propriété anticorrosion de tubes souterrains et d'augmenter la durée de vie du dispositif. Le tube d'accumulation de chaleur selon l'invention est approprié pour les domaines de l'échange de chaleur, de l'accumulation de chaleur de liquides, et de l'accumulation de chaleur de gaz à des températures inférieures à 100°C.
PCT/CN2012/077400 2012-06-24 2012-06-24 Tube d'accumulation de chaleur enfoui et son procédé de fabrication WO2014000137A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/077400 WO2014000137A1 (fr) 2012-06-24 2012-06-24 Tube d'accumulation de chaleur enfoui et son procédé de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/077400 WO2014000137A1 (fr) 2012-06-24 2012-06-24 Tube d'accumulation de chaleur enfoui et son procédé de fabrication

Publications (1)

Publication Number Publication Date
WO2014000137A1 true WO2014000137A1 (fr) 2014-01-03

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Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107057650A (zh) * 2017-04-25 2017-08-18 滦县滦州光电技术有限责任公司 用于电子元器件散热的混合物

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0987510A2 (fr) * 1998-09-17 2000-03-22 Alois Zeder Stockage de chaleur
JP2001317888A (ja) * 2000-05-11 2001-11-16 Daikin Ind Ltd 蓄熱装置
CN1546927A (zh) * 2003-12-17 2004-11-17 华南理工大学 储热式热泵空调装置的储热器及其储热材料的制备方法
CN1927985A (zh) * 2005-09-06 2007-03-14 王培玮 用于蓄热和蓄冷的改性石蜡相变材料及其应用装置
CN201225643Y (zh) * 2008-05-23 2009-04-22 北京高瞻科技有限公司 金属丝蜂窝蓄热体
CN101437854A (zh) * 2006-03-23 2009-05-20 卡斯蒂利亚-拉曼查大学 相变材料的微胶囊化方法、获得的微胶囊及其用途
CN201945225U (zh) * 2010-12-20 2011-08-24 许益凡 螺旋螺纹弹性管束相变蓄热器
CN102721311A (zh) * 2012-06-24 2012-10-10 天津滨海纵横管网工程技术鉴定研究院 地埋蓄热管及方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0987510A2 (fr) * 1998-09-17 2000-03-22 Alois Zeder Stockage de chaleur
JP2001317888A (ja) * 2000-05-11 2001-11-16 Daikin Ind Ltd 蓄熱装置
CN1546927A (zh) * 2003-12-17 2004-11-17 华南理工大学 储热式热泵空调装置的储热器及其储热材料的制备方法
CN1927985A (zh) * 2005-09-06 2007-03-14 王培玮 用于蓄热和蓄冷的改性石蜡相变材料及其应用装置
CN101437854A (zh) * 2006-03-23 2009-05-20 卡斯蒂利亚-拉曼查大学 相变材料的微胶囊化方法、获得的微胶囊及其用途
CN201225643Y (zh) * 2008-05-23 2009-04-22 北京高瞻科技有限公司 金属丝蜂窝蓄热体
CN201945225U (zh) * 2010-12-20 2011-08-24 许益凡 螺旋螺纹弹性管束相变蓄热器
CN102721311A (zh) * 2012-06-24 2012-10-10 天津滨海纵横管网工程技术鉴定研究院 地埋蓄热管及方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107057650A (zh) * 2017-04-25 2017-08-18 滦县滦州光电技术有限责任公司 用于电子元器件散热的混合物

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