WO2013086844A1 - Heat accumulation device and method with asphalt - Google Patents

Heat accumulation device and method with asphalt Download PDF

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Publication number
WO2013086844A1
WO2013086844A1 PCT/CN2012/077401 CN2012077401W WO2013086844A1 WO 2013086844 A1 WO2013086844 A1 WO 2013086844A1 CN 2012077401 W CN2012077401 W CN 2012077401W WO 2013086844 A1 WO2013086844 A1 WO 2013086844A1
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WO
WIPO (PCT)
Prior art keywords
heat
heat exchange
asphalt
accumulation
heat storage
Prior art date
Application number
PCT/CN2012/077401
Other languages
French (fr)
Chinese (zh)
Inventor
臧筑华
张鸿瑞
魏德立
刘军
刘小强
张洪生
杨永安
王一心
张津奕
张海周
臧今楠
陈业松
刘运启
杨奎
李文锋
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
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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
Publication of WO2013086844A1 publication Critical patent/WO2013086844A1/en

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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
    • F28D20/0056—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using solid heat storage material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
    • F28F2265/26—Safety or protection arrangements; Arrangements for preventing malfunction for allowing differential expansion between elements
    • 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
    • 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
    • Y02E70/00—Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin

Definitions

  • the present invention relates to an asphalt heat storage device and method.
  • the heat storage device comprises a heat insulation casing, a heat input passage and a heat exchange device, a heat output passage, a heat exchange device and a protection device, and the heat exchange physical space is filled with asphalt as a heat storage medium.
  • the heat storage temperature is 400 °C. It belongs to the energy and environmental fields.
  • the current regenerative heat storage device has a maximum regenerative temperature of 35 CTC, high heat storage cost, high operating cost, unstable performance, and unsafe factors. It also does not mix metal book silk as heat exchange heat transfer medium in heat exchange heat storage medium.
  • the asphalt heat storage device and method of the invention can store the heat storage temperature at 400 ° C, use asphalt as a heat storage medium, and mix the wire in the asphalt as a heat exchange medium for heat exchange, and manufacture the asphalt heat storage device, heat storage.
  • Low cost, low operating cost, safe performance and stability can be industrialized, standardized, generalized, serialized production, can be widely used in various heat storage industries, as a heat recovery and utilization device for energy saving and emission reduction, solar thermal conversion Heat storage device.
  • An asphalt heat storage device and method characterized in that: the heat storage device comprises an insulation shell, a heat input passage and a heat exchange device, a heat output passage and a heat exchange device and a protection device, and the heat exchange physical space is filled with the asphalt as heat storage medium.
  • the invention has the following features:
  • FIG. 1 is a heat insulating casing
  • 2 is a heat input passage
  • 3 is a heat exchange device of a heat input passage
  • 4 is a physical space for heat exchange
  • 5 is a protection device
  • 6 is a heat exchange path.
  • the device, 7 is the heat output path.
  • BRIEF DESCRIPTION OF THE DRAWINGS The following is a description of the following:
  • the hot fluid passes through the heat input passage 2 and its heat exchange device 3 to transfer heat to the physical space 4 of the heat exchange, and the wire in the heat exchange physical space 4 releases heat and stores heat in the asphalt, using heat.
  • the heat is absorbed by the heat exchange device 6 of the fluid through the heat output passage 7 and its heat output passage.
  • Insulation housing Made of metal material, manufactured by pressure vessel manufacturing process, the outer casing is made of high temperature insulation material for thermal insulation, such as aluminum silicate insulation cotton, ultra-fine glass wool, asbestos.
  • the main functions are: Storing the heat storage heat transfer medium and supporting various components to keep the heat storage heat from leaking.
  • Heat input path It is a metal pipe, a light pipe inside the pipe or a heat transfer medium, such as: inner spiral rib, inner metal fin, internal metal filling material.
  • the main role is to: release the heat of the circulating fluid.
  • Heat exchange device for heat input path For metal material, heat dissipating device is arranged outside the heat input path, for example: various metal fins, heat dissipation ribs, wire mesh.
  • the main function is to release the circulating heat of the warm fluid in the heat exchange space of the physical space.
  • the main functions are: heat exchange space for heat input and heat output and storage energy space for heat storage medium.
  • Protection devices Various general protection devices for pressure vessels, such as exhaust devices, pressure protection, temperature protection devices, thermal expansion protection devices.
  • the main functions are: Operational protection of the pressure vessel.
  • heat output device of the heat output path the same material as the heat exchange device 3 of the heat input path, the same shape or similar.
  • the main role is: to improve the heat absorption performance.
  • Heat output path Same as the material of the heat input path 2, the same shape or similar.
  • the main functions are: Circulating fluids that absorb heat and absorbing heat.
  • the heat-insulating housing is manufactured by a pressure vessel manufacturing method.
  • the heat input and heat output paths and their heat exchange devices and protection devices are prefabricated by a heat exchanger manufacturing method. 3. Connect the input and heat output channels and their heat exchange devices and protection devices to the thermal insulation housing, which can be welded and flanged.
  • the filament of the wire should be connected to the heat input and the heat output path and its heat exchange device, and can be wound.
  • the injection amount of liquid asphalt is 90% of the physical space injected into the heat exchange; the injection of solid asphalt is the same as that of liquid asphalt after being heated and liquefied.
  • the input end is connected to the solar heat source illuminated by the concentrated light.
  • the heat input oil inside the heat input pipe can flow through the electric heater.
  • the output end can be hot air, hot water or heat transfer oil, 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.
  • Application example 3 :
  • 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.
  • Application example 4 Heating in the facility agriculture: Connect the input to the hot air stream cooled during the day, recover and store the heat energy, use water at night, or alcohol, acetone, and use it for the nighttime heat of the facility agriculture.
  • the asphalt heat storage device realized by the invention can have various shapes for the heat insulation casing, and can be provided with a plurality of heat output ends as a gas or liquid heat storage device, which can complete gas-gas heat exchange, gas-liquid heat exchange, liquid - Liquid heat exchange.
  • the method of the present invention is suitable for heat storage and heat exchange at input temperatures below 45 CTC.
  • the present invention can be used to add 20% natural asphalt or petroleum pitch to waste road asphalt.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Road Paving Machines (AREA)

Abstract

Provided is a heat accumulation device with asphalt. The heat accumulation device comprises a thermal insulation housing, a heat input passage and heat exchange device, a heat output passage and heat exchange device, and an expansion protection device, wherein a physical space for heat exchange is filled with asphalt as a heat accumulation medium, and the heat accumulation temperature is 400°C. Further provided is a heat accumulation method, comprising the steps of: a hot fluid passes through the heat input passage and the heat exchange device thereof and transmits heat to the physical space for heat exchange, a metal wire in the physical space for heat exchange releases heat and accumulates heat in the asphalt, and a hot fluid passes through the heat output passage and the heat exchange device of the heat output passage to absorb heat. The method uses natural asphalt, petroleum asphalt, or waste asphalt pavement as a heat accumulation medium, has stable operations in heat accumulation and heat exchange, and has the benefits of a simple manufacturing process, and ease of maintenance, etc. The present invention can be widely applied in various fields of heat recovery and utilization, and is suitable for heat accumulation and heat exchange of gases, and heat accumulation and heat exchange of liquids.

Description

沥青蓄热装置及方法  Asphalt heat storage device and method
技术领域 Technical field
本发明， 一种沥青蓄热装置及方法， 蓄热装置包括保温壳体、 热输入通路和换热装置、 热输 出通路和换热装置和保护装置， 热交换的物理空间填充沥青做蓄热介质， 蓄热温度为 400°C。 属于能源和环境领域。 The present invention relates to an asphalt heat storage device and method. The heat storage device comprises a heat insulation casing, a heat input passage and a heat exchange device, a heat output passage, a heat exchange device and a protection device, and the heat exchange physical space is filled with asphalt as a heat storage medium. The heat storage temperature is 400 °C. It belongs to the energy and environmental fields.
背景技术 Background technique
说  Say
现行的蓄热装置最高蓄热温度在 35CTC以内， 蓄热成本高， 运行费用高， 性能不稳定存在不 安全因素， 也没有在热交换的蓄热介质中混合金属书丝做热交换传热介质的先例。 本发明沥青蓄热装置及方法， 蓄热温度可在 400°C， 以沥青作为蓄热介质， 以混合在沥青中 的金属丝作为热交换的传热介质， 制造的沥青蓄热装置， 蓄热成本低， 运行费用低， 性能安 全和稳定可靠， 可实现工业化、 标准化、 通用化、 系列化生产， 可广泛应用在各种蓄热行业， 作为节能减排的热回收利用装置、 太阳能光热转换的蓄热装置。 The current regenerative heat storage device has a maximum regenerative temperature of 35 CTC, high heat storage cost, high operating cost, unstable performance, and unsafe factors. It also does not mix metal book silk as heat exchange heat transfer medium in heat exchange heat storage medium. The precedent. The asphalt heat storage device and method of the invention can store the heat storage temperature at 400 ° C, use asphalt as a heat storage medium, and mix the wire in the asphalt as a heat exchange medium for heat exchange, and manufacture the asphalt heat storage device, heat storage. Low cost, low operating cost, safe performance and stability, can be industrialized, standardized, generalized, serialized production, can be widely used in various heat storage industries, as a heat recovery and utilization device for energy saving and emission reduction, solar thermal conversion Heat storage device.
发明内容 Summary of the invention
一种沥青蓄热装置及方法， 其特征是； 蓄热装置包括保温壳体、 热输入通路和换热装置、 热 输出通路和换热装置和保护装置， 热交换的物理空间填充沥青作为蓄热介质。 An asphalt heat storage device and method, characterized in that: the heat storage device comprises an insulation shell, a heat input passage and a heat exchange device, a heat output passage and a heat exchange device and a protection device, and the heat exchange physical space is filled with the asphalt as heat storage medium.
本发明具有以下特征： The invention has the following features:
1. 蓄热介质内混合金属丝， 金属丝连通热输入通路和和热输出通路外壁。 附图说明 附图 1的 1是保温壳体， 2是热输入通路， 3是热输入通路的换热装置， 4是热交换的物理空 间， 5是保护装置， 6是热输出通路的换热装置， 7是热输出通路。 附图说明如下： 热流体经过热输入通路 2及其换热装置 3将热量传输到热交换的物理空间 4， 热交换的物理 空间 4中的金属丝释放热并蓄热于沥青中， 用热流体经过热输出通路 7及其热输出通路的换 热装置 6吸收热量。 实施方法 1. The heating medium is mixed with a wire that communicates with the heat input passage and the outer wall of the heat output passage. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a heat insulating casing, 2 is a heat input passage, 3 is a heat exchange device of a heat input passage, 4 is a physical space for heat exchange, 5 is a protection device, and 6 is a heat exchange path. The device, 7 is the heat output path. BRIEF DESCRIPTION OF THE DRAWINGS The following is a description of the following: The hot fluid passes through the heat input passage 2 and its heat exchange device 3 to transfer heat to the physical space 4 of the heat exchange, and the wire in the heat exchange physical space 4 releases heat and stores heat in the asphalt, using heat. The heat is absorbed by the heat exchange device 6 of the fluid through the heat output passage 7 and its heat output passage. Method of implementation
部件原材料的选择和主要作用： The selection and main role of the raw materials of the components:
1 保温壳体： 为金属材料制造， 采用压力容器制造工艺制造， 外壳体采用高温保温材料做绝 热保温， 例如硅酸铝保温棉、 超细玻璃丝棉、 石棉。  1 Insulation housing: Made of metal material, manufactured by pressure vessel manufacturing process, the outer casing is made of high temperature insulation material for thermal insulation, such as aluminum silicate insulation cotton, ultra-fine glass wool, asbestos.
主要作用是： 收纳蓄热传热介质和支撑各种部件， 保持蓄热热量不外泄。 The main functions are: Storing the heat storage heat transfer medium and supporting various components to keep the heat storage heat from leaking.
2 热输入通路： 为金属管道， 通路管道内部光管或者设置传热介质， 例如： 内螺旋筋肋、 内 金属翅片、 内部金属填充材料。  2 Heat input path: It is a metal pipe, a light pipe inside the pipe or a heat transfer medium, such as: inner spiral rib, inner metal fin, internal metal filling material.
主要作用是： 释放流通的流体热量。 The main role is to: release the heat of the circulating fluid.
3 热输入通路的换热装置： 为金属材料， 在热输入通路的外部设置散热装置， 例如： 各种金 属翅片、 散热筋肋、 金属丝网。  3 Heat exchange device for heat input path: For metal material, heat dissipating device is arranged outside the heat input path, for example: various metal fins, heat dissipation ribs, wire mesh.
主要作用是： 释放流通的髙温流体热量于热交换物理空间的沥青中。 The main function is to release the circulating heat of the warm fluid in the heat exchange space of the physical space.
4热交换的物理空间： 为没有空气的保温壳体的内容积。  4 Physical space for heat exchange: The internal volume of the insulated housing without air.
主要作用是： 热输入和热输出的热交换空间和蓄热介质的储存能量空间。 The main functions are: heat exchange space for heat input and heat output and storage energy space for heat storage medium.
5保护装置： 压力容器的通用的各种保护装置， 例如， 排气装置， 压力保护、 温度保护装置、 热膨胀保护装置。  5 Protection devices: Various general protection devices for pressure vessels, such as exhaust devices, pressure protection, temperature protection devices, thermal expansion protection devices.
主要作用是： 压力容器的运行保护。 The main functions are: Operational protection of the pressure vessel.
6热输出通路的换热装置： 与热输入通路的换热装置 3材料相同， 外形相同或者类似。  6 heat output device of the heat output path: the same material as the heat exchange device 3 of the heat input path, the same shape or similar.
主要作用是： 提髙吸热性能。 The main role is: to improve the heat absorption performance.
7热输出通路： 与热输入通路 2的材料相同， 外形相同或者类似。  7 Heat output path: Same as the material of the heat input path 2, the same shape or similar.
主要作用是： 流通吸收热量的流体和吸收热量。 The main functions are: Circulating fluids that absorb heat and absorbing heat.
沥青蓄热装置的实施方法 Method for implementing asphalt heat storage device
1、 采用压力容器制造方法制造保温壳体。  1. The heat-insulating housing is manufactured by a pressure vessel manufacturing method.
2、 采用热交换器制造方法预制热输入和热输出通路及其换热装置和保护装置。 3、 将输入和热输出通路及其换热装置和保护装置连接在保温壳体上， 可以焊接、 法兰连接。 2. The heat input and heat output paths and their heat exchange devices and protection devices are prefabricated by a heat exchanger manufacturing method. 3. Connect the input and heat output channels and their heat exchange devices and protection devices to the thermal insulation housing, which can be welded and flanged.
4、 放入金属丝， 金属丝的长丝要连通热输入和热输出通路及其换热装置， 可以缠绕。 4. Put the wire into the wire, the filament of the wire should be connected to the heat input and the heat output path and its heat exchange device, and can be wound.
5、 放入沥青， 液体沥青的注入量为注入热交换物理空间的 90% ; 固态沥青的注入经加热液 化后与液体沥青的注入量相同。 5. Injecting asphalt, the injection amount of liquid asphalt is 90% of the physical space injected into the heat exchange; the injection of solid asphalt is the same as that of liquid asphalt after being heated and liquefied.
6、 密闭的容器进行真空运行的工艺处理， 例如： 抽真空。 应用实例 1 : 6. The process of vacuum operation of the closed container, for example: vacuuming. Application example 1 :
太阳能光热转化： 将输入端接入聚光照射的太阳能热源， 热输入管道内部可以流通电暖器的 导热油， 输出端可以为热风、 热水或者导热油， 用于生活取暖或者食品烘烤。 应用实例 2: Solar thermal conversion: The input end is connected to the solar heat source illuminated by the concentrated light. The heat input oil inside the heat input pipe can flow through the electric heater. The output end can be hot air, hot water or heat transfer oil, used for living heating or food baking. . Application example 2:
染整热回收利用： 将输入端接入染整余热的液体或者染整车间的热气， 输出端可以为热风、 热水或者酒精、 丙酮， 用于生活取暖或者染整纺织品的烘干热源。 应用实例 3: 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. Application example 3:
钢厂余热回收利用： 将输入端接入热气或者热水， 输出端可以为热风、 热水或者酒精、 丙酮， 用于生活取暖。 应用实例 4: 设施农业取暖： 将输入端接入白天降温的热风气流， 回收和储存热能， 夜晚利用水、 或者酒 精、 丙酮， 用于设施农业夜间用热的蓄热热源。 本发明实现的沥青蓄热装置， 保温壳体可以为各种形状， 可以设置多个用热输出端， 作为气 体或液体蓄热装置， 可以完成气体-气体热交换、 气体-液体热交换、 液体-液体热交换。 Recycling of waste heat from steel mills: 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. Application example 4: Heating in the facility agriculture: Connect the input to the hot air stream cooled during the day, recover and store the heat energy, use water at night, or alcohol, acetone, and use it for the nighttime heat of the facility agriculture. The asphalt heat storage device realized by the invention can have various shapes for the heat insulation casing, and can be provided with a plurality of heat output ends as a gas or liquid heat storage device, which can complete gas-gas heat exchange, gas-liquid heat exchange, liquid - Liquid heat exchange.
本发明的方法， 适用于输入温度低于 45CTC以下的蓄热和热交换。 The method of the present invention is suitable for heat storage and heat exchange at input temperatures below 45 CTC.
本发明可以采用废弃的道路沥青加入 20%的天然沥青或者石油沥青。 The present invention can be used to add 20% natural asphalt or petroleum pitch to waste road asphalt.

Claims

权 利 要 求 书  Claims
本发明公开了一种沥青蓄热装置及方法， 蓄热装置包括保温壳体、 热输入通路和换热装 置、 热输出通路和换热装置和膨胀保护装置， 热交换的物理空间填充沥青做蓄热介质， 蓄热 温度为 400°C。 本发明采用天然沥青、 石油沥青、 废气的沥青路面作为蓄热介质， 蓄热和换 热运行性能稳定、生产工艺简单，易于维护等有益效果，可广泛应用在热回收利用的各种领域， 适用于气体蓄热和热交换、 液体蓄热和热交换。  The invention discloses an asphalt heat storage device and a method. The heat storage device comprises an insulation shell, a heat input passage and a heat exchange device, a heat output passage and a heat exchange device and an expansion protection device, and the physical space of the heat exchange is filled with asphalt. Heat medium, heat storage temperature is 400 °C. The invention adopts the asphalt pavement of natural asphalt, petroleum asphalt and waste gas as the heat storage medium, has the advantages of stable heat storage and heat exchange operation performance, simple production process and easy maintenance, and can be widely applied in various fields of heat recovery and utilization, and is applicable. Gas heat storage and heat exchange, liquid heat storage and heat exchange.
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PCT/CN2012/077401 2011-12-15 2012-06-24 Heat accumulation device and method with asphalt WO2013086844A1 (en)

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CN2011104118136A CN102514999A (en) 2011-12-15 2011-12-15 Lift car capable of automatically exhausting air downwardly in running process and ventilating method thereof
CN201110411813.6 2011-12-15

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PCT/CN2012/077401 WO2013086844A1 (en) 2011-12-15 2012-06-24 Heat accumulation device and method with asphalt
PCT/CN2012/077488 WO2013086846A1 (en) 2011-12-15 2012-06-26 Toll booth cleaning and ventilation system and method
PCT/CN2012/077811 WO2013086850A1 (en) 2011-12-15 2012-06-29 Downward air extraction system and method for tunnel air
PCT/CN2012/078004 WO2013086852A1 (en) 2011-12-15 2012-06-30 Downward air extraction system and method for tunnel air
PCT/CN2012/078009 WO2013086853A1 (en) 2011-12-15 2012-07-02 Heat regeneration and exchange core and heat exchange method

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PCT/CN2012/078004 WO2013086852A1 (en) 2011-12-15 2012-06-30 Downward air extraction system and method for tunnel air
PCT/CN2012/078009 WO2013086853A1 (en) 2011-12-15 2012-07-02 Heat regeneration and exchange core and heat exchange method

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WO2013086850A1 (en) 2013-06-20

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