WO2017110405A1 - Appareil de stockage de chaleur chimique - Google Patents

Appareil de stockage de chaleur chimique Download PDF

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Publication number
WO2017110405A1
WO2017110405A1 PCT/JP2016/085753 JP2016085753W WO2017110405A1 WO 2017110405 A1 WO2017110405 A1 WO 2017110405A1 JP 2016085753 W JP2016085753 W JP 2016085753W WO 2017110405 A1 WO2017110405 A1 WO 2017110405A1
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WIPO (PCT)
Prior art keywords
exhaust gas
heat
reaction
reactor
reaction material
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PCT/JP2016/085753
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English (en)
Japanese (ja)
Inventor
野口　幸宏
浩康 河内
研二 森
峻史 水野
慶大 片桐
聡 針生
Original Assignee
株式会社豊田自動織機
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.)
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Priority claimed from JP2016163019A external-priority patent/JP6493338B2/ja
Application filed by 株式会社豊田自動織機 filed Critical 株式会社豊田自動織機
Priority to US16/063,927 priority Critical patent/US10948243B2/en
Priority to EP16878298.5A priority patent/EP3396289A4/fr
Publication of WO2017110405A1 publication Critical patent/WO2017110405A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N5/00—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy
    • F01N5/02—Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using 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
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Definitions

  • the present invention relates to a chemical heat storage device.
  • the chemical heat storage device described in Patent Document 1 includes a reaction container in which a heat storage material that generates heat due to a chemical reaction with water and absorbs heat due to a dehydration reaction is accommodated, and a condensation container in which liquid water is stored.
  • a reaction container in which a heat storage material that generates heat due to a chemical reaction with water and absorbs heat due to a dehydration reaction is accommodated
  • a condensation container in which liquid water is stored.
  • the temperature of the engine oil is, for example, 40 ° C. or less
  • the water stored in the condensation container is directed to the reaction container through the first flow path and sprayed from the nozzle onto the heat storage material of the reaction container.
  • the heat storage material generates heat due to a chemical reaction (exothermic reaction), and the heat energy heats the engine oil.
  • the engine oil becomes high temperature, water vapor is generated from the heat storage material by the dehydration reaction (regeneration reaction), and is condensed through the second flow path to become liquid water and return to the condensation container
  • the heat storage material (reactant) is regenerated by the heat of the engine oil, but the heat of the heat storage material is insufficient only by the heat of the engine oil, resulting in the regeneration of the heat storage material. May be insufficient.
  • engine oil heat generation object
  • the engine generated by only the heat generated by the chemical reaction between water and the heat storage material In some cases, the oil can not be heated sufficiently.
  • An object of the present invention is to provide a chemical heat storage device capable of sufficiently regenerating a reaction material and sufficiently heating an object to be heated.
  • One aspect of the present invention is a chemical thermal storage device provided in a mobile machine equipped with an internal combustion engine and heating an object to be heated, arranged so as to be capable of exchanging heat with the object to be heated, and supplying a reaction medium A reaction containing a reaction material which generates heat by the chemical reaction of the reaction and desorbs the reaction medium when the heat is given, a reservoir for storing the reaction medium, a reaction which causes the reaction medium to flow between the reactor and the reservoir A medium flow system, a heat generation control unit for controlling the reaction medium flow system to generate heat by a chemical reaction between the reaction medium and the reaction material when the internal combustion engine is started, and heating the heating object;
  • the temperature of the exhaust gas discharged from the engine reaches a predetermined temperature or higher, the heat of the exhaust gas is used to desorb the reaction medium from the reaction material, and the heat of the exhaust gas is used to heat the heating target Unit and Characterized in that it obtain.
  • the chemical heat storage apparatus further includes a temperature detection unit that detects the temperature of the exhaust gas discharged from the internal combustion engine, and the exhaust gas utilization unit supplies an exhaust gas toward the reactor from an exhaust passage connected to the internal combustion engine And the exhaust gas supply system is controlled such that the reaction medium is desorbed from the reaction material by the heat of the exhaust gas and the heating target is heated when the temperature of the exhaust gas detected by the temperature detection unit becomes equal to or higher than the predetermined temperature. And an exhaust gas supply control unit. In this case, the exhaust gas is directly used to regenerate the reaction material and to heat the heating target, so that the configuration of the exhaust gas utilization unit can be simplified.
  • the reactor is disposed adjacent to the reaction material charging unit filled with the reaction material, the heating object passage unit disposed adjacent to the reaction material charging unit, and through which the heating object passes, and the reaction material charging unit and the heating object passage unit.
  • the exhaust gas supply system may be arranged to supply the exhaust gas from the exhaust gas passage to the exhaust gas passage. In this case, since the exhaust gas passage portion is disposed adjacent to the reaction material filling portion and the heating target passage portion, it is possible to efficiently regenerate the reaction material and heat the heating object by the heat of the exhaust gas.
  • the reactor is arranged opposite to the heating target passage portion, which is disposed adjacent to the reaction material charging portion, in which the reaction material is filled, and the heating target passage portion through which the heating object passes, and the reaction material charging portion.
  • the exhaust gas passage may be disposed on the side adjacent to the reactant filling portion and through which the exhaust gas passes, and the exhaust gas supply system may supply the exhaust gas from the exhaust passage to the exhaust gas passage. In this case, the excessive temperature rise of the heating object due to the heat of the exhaust gas can be suppressed.
  • the reactor has a reaction material filling portion filled with the reaction material, and a heating target passage portion disposed adjacent to the reaction material filling portion and through which the heating target passes, and the exhaust gas utilization unit covers the reactor
  • the exhaust gas supply system may supply the exhaust gas from the exhaust passage to the inside of the cover.
  • the structure of the reactor can be simplified because it is not necessary to provide the reactor with the exhaust gas passage through which the exhaust gas passes.
  • the chemical thermal storage apparatus further includes a temperature detection unit that detects the temperature of the exhaust gas discharged from the internal combustion engine, and the exhaust gas utilization unit exchanges heat between the exhaust gas and the heat medium, a heat exchanger, and a reactor. Between the heat medium circulation system for circulating the heat medium and the temperature of the exhaust gas detected by the temperature detection unit, the heat of the heat medium separates the reaction medium from the reaction medium and the heating is performed.
  • the heat medium circulation control unit may control the heat medium circulation system so as to heat the object. In this case, the reaction medium can be regenerated and the object to be heated can be heated using a heat medium containing no harmful substance.
  • the heat exchanger near the reactor, it is possible to shorten the path of the heat medium circulation system.
  • the reactor has a reaction material charging unit filled with a reaction material, and a heating target passage unit disposed adjacent to the reaction material charging unit and through which the heating object passes, and in the heat medium circulation system, the heat medium flows
  • a pipe may be provided, and a part of the pipe may penetrate through the reactant filling portion. In this case, since a part of the piping through which the heat medium flows penetrates the reactant filling portion, the reaction material can be efficiently regenerated by the heat medium.
  • the reactor is disposed in an exhaust passage connected to the internal combustion engine, and has an exhaust gas passage through which the exhaust gas passes, and the exhaust gas utilization unit may be an exhaust gas passage.
  • the exhaust gas flowing through the exhaust passage is directly used to regenerate the reaction material and heat the heating target, so that the temperature of the heating target can be effectively raised.
  • the configuration of the exhaust gas utilization unit can be sufficiently simplified.
  • the control process can be simplified.
  • the reactor further includes a plurality of reactant filling parts filled with a reactant and a heating target passage disposed adjacent to the reactant filling part and through which the heating target passes, and the exhaust gas passageway is a reaction material. It may be disposed on the opposite side of the heating target passage part across the filling part adjacent to the reaction material filling part. In this case, the excessive temperature rise of the heating object due to the heat of the exhaust gas can be suppressed.
  • FIG. 1 is a schematic configuration view showing an engine oil circulation system provided with a chemical heat storage device according to a first embodiment of the present invention, together with an exhaust gas purification system.
  • FIG. 2 is a longitudinal cross-sectional view of the reactor shown in FIG.
  • FIG. 3 is a flowchart showing details of the control processing procedure by the controller shown in FIG.
  • FIG. 4 is a graph showing NH 3 saturated vapor pressure characteristics and NH 3 adsorption characteristics.
  • FIG. 5 is a longitudinal sectional view showing a modified example of the reactor shown in FIG.
  • FIG. 6 is a longitudinal sectional view showing a reactor in a chemical heat storage device according to a second embodiment of the present invention, together with a cover.
  • FIG. 7 is a plan view showing the reactor shown in FIG. 6 with a cover.
  • FIG. 8 is a schematic configuration view showing an engine oil circulation system provided with a chemical heat storage device according to a third embodiment of the present invention, together with an exhaust gas purification system.
  • FIG. 9 is a longitudinal sectional view of the heat exchanger shown in FIG.
  • FIG. 10 is a longitudinal cross-sectional view of the reactor shown in FIG.
  • FIG. 11 is a flowchart showing details of the control processing procedure by the controller shown in FIG.
  • FIG. 12 is a schematic configuration view showing an engine oil circulation system provided with a chemical heat storage device according to a fourth embodiment of the present invention, together with an exhaust gas purification system.
  • FIG. 13 is a flowchart showing details of the control processing procedure by the controller shown in FIG.
  • FIG. 14 is a longitudinal cross-sectional view of the reactor shown in FIG.
  • FIG. 1 is a schematic configuration view showing an engine oil circulation system provided with a chemical heat storage device according to a first embodiment of the present invention, together with an exhaust gas purification system.
  • an exhaust gas purification system 1 and an engine oil circulation system 2 are provided in a vehicle S equipped with a diesel engine 3 (hereinafter simply referred to as the engine 3) which is an internal combustion engine.
  • the engine 3 which is an internal combustion engine.
  • the exhaust gas purification system 1 purifies harmful substances (environmental pollutants) contained in the exhaust gas discharged from the engine 3.
  • the exhaust purification system 1 includes a diesel oxidation catalyst (DOC) 4, a diesel exhaust particulate removal filter (DPF: diesel particulate filter 5), and a selective reduction catalyst (SCR: selective catalytic reduction 6). .
  • DOC diesel oxidation catalyst
  • DPF diesel exhaust particulate removal filter
  • SCR selective reduction catalyst
  • the DOC 4, the DPF 5 and the SCR 6 are disposed in order from the upstream side to the downstream side in the exhaust passage 7 connected to the engine 3.
  • DOC 4 oxidizes and purifies HC and CO contained in exhaust gas.
  • the DPF 5 removes PM from exhaust gas by collecting particulate matter (PM: Particulate Matter) contained in the exhaust gas.
  • the SCR 6 reduces and purifies NOx contained in the exhaust gas with urea or ammonia (NH 3 ).
  • the engine oil circulation system 2 circulates an engine oil for lubricating each part in the engine 3.
  • the engine oil circulation system 2 includes an oil pan 8, an oil pump 9, and an oil cooler 10.
  • the oil pan 8 stores engine oil.
  • the engine oil that has flowed through each part in the engine 3 returns to the oil pan 8.
  • the oil pump 9 sucks up the engine oil stored in the oil pan 8 and pumps it toward the engine 3.
  • the oil cooler 10 cools the engine oil to a predetermined temperature by the cooling water when the temperature of the engine oil becomes too high. The reason for cooling the engine oil is to prevent deterioration due to excessive temperature rise of the engine oil.
  • the engine oil circulation system 2 is equipped with the chemical thermal storage apparatus 11 which enables early temperature rising of engine oil.
  • the chemical heat storage device 11 heats (warms up) engine oil without requiring external energy such as electric power.
  • the chemical heat storage device 11 desorbs the reaction medium from the reaction material 18 (described later) of the reactor 12 by the heat of the exhaust gas, and stores the desorbed reaction medium in the adsorber 13 (described later),
  • the reaction medium is supplied to the reactor 12 to cause a chemical reaction between the reaction material 18 and the reaction medium, and the heat of reaction at that time heats the engine oil.
  • the chemical heat storage device 11 is a device that stores heat from the engine oil and supplies the heat to the engine oil by using a reversible chemical reaction.
  • the reaction medium is ammonia (NH 3 ).
  • the chemical heat storage device 11 includes a reactor 12, an adsorber 13, an NH 3 flow system 14 (reaction medium flow system), and an exhaust gas supply system 15.
  • the reactor 12 is attached and fixed to, for example, the outer wall surface of the engine 3.
  • the reactor 12 is connected to the oil cooler 10 through an oil pipe 16 through which the engine oil flows, and is connected to the engine 3 through an oil pipe 17 through which the engine oil flows.
  • the reactor 12 is disposed so as to be heat exchangeable with the engine oil.
  • the reactor 12 is, NH 3 contains the reaction material 18 capable of leaving the NH 3 when heat is given of the exhaust gas (described later) as well as heat by chemical reaction with NH 3 when supplied.
  • a halide represented by a composition formula MXa is used as the reaction material 18.
  • M is an alkaline earth metal such as Mg, Ca or Sr, or a transition metal such as Cr, Mn, Fe, Co, Ni, Cu or Zn.
  • X is Cl, Br or I or the like.
  • a is a number specified by the valence of M and is 2 to 3.
  • the adsorber 13 is a reservoir for storing NH 3 .
  • the adsorber 13 includes an adsorbent 19 capable of physically adsorbing and desorbing NH 3 .
  • adsorbent 19 capable of physically adsorbing and desorbing NH 3 .
  • activated carbon, carbon black, mesoporous carbon, nanocarbon, zeolite or the like is used.
  • NH 3 may be chemically adsorbed to the adsorbent 19.
  • NH 3 flow system 14 the NH 3 is circulated between the reactor 12 and adsorber 13.
  • NH 3 flow system 14 includes a reactor 12 connects the adsorber 13, the NH 3 pipe 20 NH 3 flow bidirectionally, disposed in the NH 3 pipe 20, to open and close the flow path of the NH 3 And an electromagnetic valve 21.
  • the exhaust gas supply system 15 supplies the exhaust gas from the exhaust passage 7 to the reactor 12.
  • the exhaust gas supply system 15 connects the downstream side of the DPF 5 in the exhaust passage 7 and the reactor 12, and the exhaust gas pipe 22 through which the exhaust gas flows from the exhaust passage 7 to the reactor 12, and upstream of the DOC 4 in the reactor 12 and the exhaust passage 7
  • the exhaust gas pipe 23 is connected to the exhaust gas flow path where the exhaust gas flows from the reactor 12 to the exhaust gas passage 7 and the electromagnetic valve 24 disposed in the exhaust gas pipe 22 for opening and closing the flow path of the exhaust gas.
  • FIG. 2 is a longitudinal sectional view of the reactor 12.
  • the reactor 12 has a rectangular parallelepiped shape.
  • the reactor 12 includes a plurality of reactant filling parts 25 filled with a reactant 18, a plurality of oil passages 26 (heating target passages) through which engine oil passes, and a plurality of exhaust gas passages 27 through which exhaust gas passes.
  • It has the case 28 which accommodates the reaction material filling part 25, the oil passage 26 and the exhaust gas passage 27.
  • the housing 28 is made of, for example, NH 3 and a metal material (eg, stainless steel) having corrosion resistance to exhaust gas.
  • the reaction material filling portion 25, the oil passage portion 26 and the exhaust gas passage portion 27 are alternately stacked. Specifically, the oil passage portion 26 is stacked on the exhaust gas passage portion 27, and the reaction material filled portion 25 is stacked on the oil passage portion 26.
  • An exhaust gas passage 27 is disposed at the upper end and the lower end of the reactor 12.
  • the oil passage portion 26 is disposed adjacent to the reactant filling portion 25.
  • At least one exhaust gas passage 27 is disposed adjacent to the reactant filling portion 25 and the oil passage 26.
  • the uppermost exhaust gas passage 27 is disposed adjacent to the reactant filling portion 25.
  • the lowermost exhaust gas passage 27 is disposed adjacent to the oil passage 26.
  • An NH 3 pipe 20 is connected to the housing 28.
  • a passage for supplying NH 3 to each of the reactant filling portions 25 is provided in the housing 28.
  • the oil passage portion 26 has a plurality of fins for promoting heat exchange between the engine oil and the reaction material 18.
  • oil pipes 16 and 17 are branched and connected to each oil passage 26 so as to sandwich the reactor 12.
  • the exhaust gas passage portion 27 has a plurality of fins for promoting heat exchange between the exhaust gas and the reaction material 18 and the engine oil.
  • Exhaust gas pipes 22 and 23 are branched and connected to each exhaust gas passage 27 so as to sandwich the reactor 12. Therefore, the exhaust gas supply system 15 supplies the exhaust gas from the exhaust passage 7 to the exhaust gas passage 27 of the reactor 12.
  • the direction in which the engine oil flows in the oil passage 26 and the direction in which the exhaust gas flows in the exhaust gas passage 27 are orthogonal to each other.
  • the direction in which the engine oil flows and the direction in which the exhaust gas flows may be parallel.
  • the direction in which the engine oil flows and the direction in which the exhaust gas flows may be the same or opposite.
  • the pressure difference between the adsorber 13 and the reactor 12 causes the adsorber to from the adsorbent 19 of 13 apart is NH 3 removal
  • the NH 3 is supplied to the reactor 12 through the NH 3 pipe 20.
  • the reaction material 18 for example, MgBr 2
  • the reaction material 18 of the reactor 12 chemically reacts (chemically adsorbs) with NH 3 to generate heat. That is, a reaction (exothermic reaction) from the left side to the right side in the following reaction formula (A) occurs.
  • the chemical heat storage device 11 further includes a temperature sensor 30, a temperature sensor 31, a temperature sensor 32, a pressure sensor 33, and a controller 34.
  • the temperature sensor 30 is a temperature detection unit that detects the temperature of the exhaust gas.
  • the temperature sensor 30 detects, for example, the temperature of the exhaust gas flowing in the exhaust gas pipe 22, that is, the temperature of the exhaust gas supplied to the reactor 12.
  • the temperature sensor 31 detects the temperature of the engine oil.
  • the temperature sensor 31 detects, for example, the temperature of the engine oil flowing in the oil pipe 17, that is, the temperature of the engine oil flowing downstream of the reactor 12.
  • the temperature sensor 32 detects the temperature of the adsorber 13.
  • the pressure sensor 33 detects the pressure in the adsorber 13.
  • the controller 34 is configured by a CPU, a RAM, a ROM, an input / output interface, and the like.
  • the controller 34 has a heat generation control unit 35 and an exhaust gas supply control unit 36.
  • the heat generation control unit 35 controls the NH 3 flow system 14 so as to generate heat by the chemical reaction between the NH 3 and the reaction material 18 of the reactor 12 and heat the engine oil when the engine 3 is started. Do.
  • the exhaust gas supply control unit 36 desorbs NH 3 from the reaction material 18 by the heat of the exhaust gas and heats the engine oil when the temperature of the exhaust gas detected by the temperature sensor 30 reaches a predetermined temperature or more.
  • the exhaust gas supply system 15 is controlled.
  • the exhaust gas supply system 15 and the exhaust gas supply control unit 36 use the heat of the exhaust gas to desorb NH 3 from the reaction material 18 when the temperature of the exhaust gas discharged from the engine 3 reaches a predetermined temperature or higher,
  • the exhaust gas utilization unit 37 which heats engine oil using the heat of exhaust gas is comprised.
  • FIG. 3 is a flowchart showing details of the control processing procedure by the controller 34.
  • the valves 21 and 24 are closed.
  • a pressure holding member for holding the inside of the reaction system consisting of the reactor 12 the adsorber 13 and the NH 3 piping 20 at a predetermined pressure when the valve 21 is opened.
  • the NH 3 and the transfer NH 3 used in the chemical reaction with the reactant 18 to obtain the desired exothermal temperature in the reactor 12 are adsorbed.
  • the amounts of pressure holding NH 3 and transfer NH 3 are appropriately determined according to the material of the reaction material 18 and the like.
  • the controller 34 first determines whether the engine 3 has been started based on the operation signal of the ignition switch (IG switch) 38 (step S101). When it is determined that the engine 3 has been started, the controller 34 performs an open control of the valve 21 (step S102). As a result, the transfer NH 3 is supplied from the adsorber 13 to the reactor 12, and the engine oil is heated by the heat generated by the chemical reaction between the reaction material 18 of the reactor 12 and the transfer NH 3 .
  • IG switch ignition switch
  • the controller 34 determines whether the temperature of the exhaust gas is equal to or higher than the regeneration temperature (predetermined temperature) based on the detection value of the temperature sensor 30 (step S103).
  • the regeneration temperature is a temperature at which the transfer NH 3 is desorbed from the reaction material 18, that is, the so-called regeneration of the reaction material 18 is possible, and is 100 ° C., for example.
  • the controller 34 When it is determined that the temperature of the exhaust gas is equal to or higher than the regeneration temperature, the controller 34 performs an open control of the valve 24 (step S104). As a result, the high temperature exhaust gas flowing through the exhaust passage 7 is supplied to the exhaust gas passage 27 of the reactor 12 through the exhaust gas pipe 22, and the heat of the high temperature exhaust gas is transmitted from the exhaust gas passage 27 to the reactant filling portion 25. moving NH 3 from the reaction member 18 by heat of exhaust gas are eliminated, the movement NH 3 is recovered into the adsorber 13 from the reactor 12.
  • the controller 34 obtains the NH 3 recovery rate of the adsorber 13 based on the detection values of the temperature sensor 32 and the pressure sensor 33 (step S105).
  • NH 3 recovery of the adsorber 13 the ratio between the recoverable amount of the transfer NH 3 for moving a recovery of NH 3, and more specifically to the total amount of the transfer NH 3 adsorber 13 for adsorber 13 It is.
  • the controller 34 is adsorbed by the adsorbent 19 of the adsorber 13 based on the temperature of the adsorber 13 detected by the temperature sensor 32 and the pressure in the adsorber 13 detected by the pressure sensor 33.
  • the amount of NH 3 (NH 3 adsorption amount of the adsorber 13) is estimated.
  • NH 3 saturated vapor pressure characteristics shown in FIG. 4 (a) is a graph showing the relationship between the temperature and NH 3 saturated vapor pressure of the adsorber 13, NH 3 saturated vapor pressure as the temperature of the adsorber 13 becomes high Has a characteristic that becomes high.
  • NH 3 adsorbing characteristics shown in FIG. 4 (b) is a graph showing the relationship between the relative pressure and the adsorbed NH 3 amount of adsorber 13, a number adsorbed NH 3 amount of adsorber 13 according to the relative pressure increases Have the following characteristics.
  • the relative pressure is a ratio of NH 3 saturated vapor pressure P sat to pressure P in the adsorber 13 (P / P sat ).
  • the controller 34 first obtains the NH 3 saturated vapor pressure P sat corresponding to the temperature T of the adsorber 13 detected by the temperature sensor 32 using the NH 3 saturated vapor pressure characteristic. Then, the controller 34 calculates a relative pressure which is a ratio of the NH 3 saturated vapor pressure P sat and the pressure P in the adsorber 13 detected by the pressure sensor 33. Then, the controller 34 uses the NH 3 adsorption characteristics to determine the NH 3 adsorption amount S nh 3 corresponding to the relative pressure. Thereby, the NH 3 adsorption amount of the adsorber 13 is estimated.
  • the controller 34 obtains the NH 3 recovery rate of the adsorber 13 from the NH 3 adsorption amount of the adsorber 13.
  • the NH 3 adsorption amount of the adsorber 13 is an amount corresponding to NH 3 for pressure holding
  • the NH 3 recovery rate of the adsorber 13 is 0%
  • the NH 3 adsorption amount of the adsorber 13 is pressure holding when the amount corresponding to use NH 3 which is the sum of the amount corresponding to the total amount of the transfer NH 3 is, NH 3 recovery of the adsorber 13 is 100%.
  • the controller 34 determines whether the NH 3 recovery rate of the adsorber 13 is equal to or higher than a target value (for example, 90%) (step S106). When the controller 34 determines that the NH 3 recovery rate of the adsorber 13 is lower than the target value, the controller 34 executes step S105 again. On the other hand, when the controller 34 determines that the NH 3 recovery rate of the adsorber 13 is equal to or higher than the target value, the controller 34 controls the valve 21 to close (step S107). Thus, the recovery of the transfer NH 3 into adsorber 13 has been completed from the reactor 12.
  • a target value for example, 90%
  • the controller 34 determines whether the temperature of the engine oil is equal to or higher than a target temperature (for example, 100 ° C.) based on the detection value of the temperature sensor 31 (step S108).
  • a target temperature for example, 100 ° C.
  • the valve 24 is maintained in the open state. Thereby, the supply of the exhaust gas from the exhaust passage 7 to the reactor 12 is continued, so the heat of the high temperature exhaust gas is transmitted from the exhaust gas passage 27 to the oil passage 26, and the engine oil is heated by the heat of the exhaust gas. .
  • the controller 34 determines that the temperature of the engine oil is equal to or higher than the target temperature, the controller 34 controls the valve 24 to close (step S109), and ends the present process. Thereby, the supply of the exhaust gas from the exhaust passage 7 to the reactor 12 is stopped, and the heating of the engine oil by the heat of the exhaust gas is finished.
  • the heat generation control unit 35 executes the above-described steps S101 and S102.
  • the exhaust gas supply control unit 36 executes the above-described steps S103, 104, 108, and 109.
  • the heat of the high temperature exhaust gas is used to desorb NH 3 from the reaction material 18 of the reactor 12.
  • the so-called reaction material 18 is regenerated.
  • the reaction material 18 can be sufficiently regenerated.
  • the engine 3 when the engine 3 is started, heat is generated by the chemical reaction between NH 3 and the reaction material 18 to heat the engine oil, and when the temperature of the exhaust gas becomes equal to or higher than the regeneration temperature, high temperature exhaust gas Heat is used to heat engine oil. Thereby, the engine oil can be sufficiently heated.
  • the heat of the high temperature exhaust gas is used to heat the engine oil, so the filling amount of the reaction material 18 in the reactor 12 and the adsorber
  • the filling amount of the adsorbent 19 at 13 can be reduced, and the size of the reactor 12 and the adsorber 13 can be reduced.
  • the heat of the exhaust gas desorbs NH 3 from the reaction material 18 and heats the engine oil.
  • the exhaust gas is directly used to regenerate the reaction material 18 and heat the engine oil, so that the configuration of the exhaust gas utilization unit 37 can be simplified.
  • the exhaust gas passage 27 is disposed adjacent to the reactant filling portion 25 and the oil passage 26, the regeneration of the reaction material 18 and the heating of the engine oil by the heat of the exhaust gas are efficiently performed. be able to.
  • the exhaust gas is supplied to the reactor 12 from the downstream side of the DPF 5 in the exhaust passage 7, and the exhaust gas is returned from the reactor 12 to the upstream side of the DOC 4 in the exhaust passage 7.
  • the exhaust gas may be supplied to the reactor 12 from the downstream side of the muffler in the exhaust passage 7 and the exhaust gas may be returned from the reactor 12 to any part of the exhaust passage 7 or the downstream side of the muffler in the exhaust passage 7 Since the exhaust gas flowing through the exhaust gas is purified, the purified exhaust gas may be discharged to the outside without being returned to the exhaust passage 7.
  • the reactor 12 has a structure in which the reactant filling portion 25, the oil passage portion 26, and the exhaust gas passage portion 27 are alternately stacked, but as the configuration of the reactor 12, in particular, The present invention is not limited to such a laminated structure, and the oil passage 26 is disposed adjacent to the reactant filling portion 25, and the exhaust gas passage 27 is disposed adjacent to the reactant filling portion 25 and the oil passage 26. Just do it.
  • FIG. 5 is a longitudinal sectional view showing a modification of the reactor 12 shown in FIG.
  • a reactor 12A of this modification has a plurality of reactant filling parts 25, a plurality of oil passage parts 26, a plurality of exhaust gas passage parts 27 and a housing 28 as the above-mentioned reactor 12 does. ing.
  • the oil passage 26 and the exhaust gas passage 27 are alternately stacked via the reaction material filling unit 25.
  • the oil passage portion 26 is disposed adjacent to the reactant filling portion 25.
  • the exhaust gas passage portion 27 is disposed on the opposite side of the oil passage portion 26 across the reaction material filling portion 25 so as to be adjacent to the reaction material filling portion 25. That is, the oil passage 26 and the exhaust gas passage 27 are disposed with the reactant filling portion 25 interposed therebetween and are not adjacent to each other.
  • An exhaust gas passage 27 is disposed at the upper end and the lower end of the reactor 12A.
  • the direction in which the engine oil flows in the oil passage 26 and the direction in which the exhaust gas flows in the exhaust gas passage 27 are parallel to each other.
  • the direction in which the engine oil flows and the direction in which the exhaust gas flows may be the same or opposite.
  • the direction in which the engine oil flows and the direction in which the exhaust gas flows may be orthogonal to each other.
  • the exhaust gas passage portion 27 is disposed on the opposite side of the oil passage portion 26 with the reactant filling portion 25 interposed therebetween, so excessive temperature rise of engine oil due to the heat of the exhaust gas can be suppressed. Thereby, deterioration of the engine oil caused by the engine oil becoming high temperature can be suppressed.
  • the reactor 12A has a plurality of the reactant filling portion 25, the oil passage portion 26, and the exhaust gas passage portion 27.
  • the reaction member filling portion 25, the oil passage portion 26 and the exhaust gas passage portion The number of 27 is not particularly limited, and may be one.
  • FIG. 6 is a longitudinal sectional view showing a reactor in a chemical heat storage device according to a second embodiment of the present invention, together with a cover.
  • the chemical thermal storage apparatus 11 of this embodiment is equipped with the reactor 12B and the cover 40 which covers the reactor 12B.
  • the reactor 12 ⁇ / b> B includes the plurality of reactant filling portions 25, the plurality of oil passage portions 26, and the housing 28 described above.
  • the reactive material filling portion 25 and the oil passage portion 26 are alternately stacked. Therefore, the oil passage 26 is disposed adjacent to the reactant filling portion 25.
  • the cover 40 is attached to the outer wall surface of the engine 3 so as to cover the reactor 12.
  • the cover 40 has a rectangular shape in plan view.
  • the material of the cover 40 is similar to that of the housing 28.
  • the cover 40 constitutes a part of the exhaust gas utilization unit 37 together with the exhaust gas supply system 15.
  • the shape of the cover 40 is not particularly limited to a square shape in plan view, and may be, for example, a hemispherical shape.
  • the exhaust gas supply system 15 supplies the exhaust gas from the exhaust passage 7 to the inside of the cover 40.
  • the exhaust gas supply system 15 has the above-described exhaust gas pipes 22 and 23.
  • the exhaust gas pipes 22 and 23 are connected to two corner portions of the cover 40 so as to be located on the diagonal of the cover 40 in plan view. Further, the exhaust gas pipe 22 is connected to the distal end of the cover 40, and the exhaust gas pipe 23 is connected to the proximal end of the cover 40.
  • the exhaust gas can easily flow to the entire inside of the cover 40.
  • a connection place of exhaust gas piping 22 and 23 to cover 40 it is not restricted in particular to the above.
  • the NH 3 pipe 20 is connected to the housing 28 through the cover 40.
  • the oil pipes 16 and 17 penetrate the cover 40 and are connected to the oil passages 26.
  • the exhaust gas is introduced into the inside of the cover 40 through the exhaust gas pipe 22, hits the outer wall surface of the reactor 12B, and is drawn out from the inside of the cover 40 through the exhaust gas pipe 23.
  • the heat of the exhaust gas warms the reactor 12B itself.
  • the heat of the exhaust gas is transmitted to the reactant filling unit 25 through the housing 28, and the transfer NH 3 is desorbed from the reactant 18. Further, the heat of the exhaust gas is transmitted to the oil passage 26 through the housing 28 to heat the engine oil.
  • the reactor 12B since the reactor 12B is covered with the cover 40 and the exhaust gas is supplied to the inside of the cover 40 to warm the reactor 12B itself, it is not necessary to provide the reactor 12B with the exhaust gas passage through which the exhaust gas passes. Thereby, the structure of the reactor 12B can be simplified.
  • the reactor 12B has a structure in which the reactant loading portions 25 and the oil passage portions 26 are alternately stacked, but the configuration of the reactor 12B is particularly limited to the stacked structure.
  • the oil passage portion 26 may be disposed adjacent to the reactant filling portion 25.
  • FIG. 8 is a schematic configuration view showing an engine oil circulation system provided with a chemical heat storage device according to a third embodiment of the present invention, together with an exhaust gas purification system.
  • the chemical heat storage device 11 of the present embodiment is disposed between the reactor 3B and the engine 3 and the DOC 4 in the exhaust passage 7 as in the second embodiment described above, and the exhaust gas and the heat medium are A heat exchanger 50 for heat exchange and a heat medium circulation system 51 for circulating a heat medium between the heat exchanger 50 and the reactor 12B are provided.
  • an organic heat medium oil As the heat medium, an organic heat medium oil, a synthetic phenyl ether oil or the like is used.
  • the organic heat transfer medium oil include Barrel Therm series manufactured by Matsumura Oil Co., Ltd. and Barrel Silicone Fluid ST.
  • the heat exchanger 50 has a rectangular parallelepiped shape. As shown in FIG. 9, the heat exchanger 50 accommodates a plurality of exhaust gas passage portions 52 through which the exhaust gas passes, a plurality of heat medium passage portions 53 through which the heat medium passes, the exhaust gas passage portion 52 and the heat medium passage portion 53.
  • the housing 54 is provided.
  • the exhaust gas passage 52 and the heat medium passage 53 are alternately stacked. Therefore, the heat medium passage 53 is disposed adjacent to the exhaust gas passage 52.
  • the shape of the heat exchanger 50 is not particularly limited to a rectangular parallelepiped shape, and may be, for example, a cylindrical shape.
  • the heat medium circulation system 51 connects the heat exchanger 50 and the reactor 12 B, is disposed in the heat medium pipe 55 through which the heat medium flows, and the heat medium pipe 55, and the high temperature heat-exchanged by the heat exchanger 50. And a circulation pump 56 for circulating the heat medium of the above to supply the reactor 12B.
  • the heat medium pipe 55 is connected to each heat medium passage portion 53 of the heat exchanger 50, as shown in FIG. Specifically, both ends of the heat medium pipe 55 are branched and connected to each heat medium passage portion 53 so as to sandwich the heat exchanger 50.
  • the direction in which the exhaust gas flows in the exhaust gas passage 52 and the direction in which the heat medium flows in the heat medium passage 53 are orthogonal to each other. However, the direction in which the exhaust gas flows and the direction in which the heat medium flows may be parallel. In this case, the direction in which the exhaust gas flows and the direction in which the heat medium flows may be the same or opposite.
  • a part of the heat medium pipe 55 is branched and penetrates the respective reactant filling parts 25 of the reactor 12B.
  • the direction in which the engine oil flows in the oil passage 26 and the direction in which the heat medium flows in the reactant filling portion 25 are orthogonal to each other.
  • the direction in which the engine oil flows and the direction in which the heat medium flows may be parallel. In this case, the direction in which the engine oil flows and the direction in which the heat medium flows may be the same or opposite.
  • the chemical heat storage device 11 also includes a temperature sensor 30 and a controller 34A.
  • the temperature sensor 30 detects, for example, the temperature of the exhaust gas flowing between the engine 3 and the heat exchanger 50 in the exhaust passage 7.
  • the controller 34A includes the heat generation control unit 35 and the heat medium circulation control unit 57 described above.
  • the heat medium circulation control unit 57 desorbs NH 3 from the reaction material 18 by the heat of the heat medium and heats the engine oil when the temperature of the exhaust gas detected by the temperature sensor 30 reaches a predetermined temperature or more.
  • the heat medium circulation system 51 is controlled.
  • the heat medium circulation system 51 and the heat medium circulation control unit 57 use the heat of the exhaust gas to desorb NH 3 from the reaction material 18 when the temperature of the exhaust gas becomes equal to or higher than a predetermined temperature.
  • the exhaust gas utilization unit 58 which heats engine oil using it is comprised.
  • FIG. 11 is a flowchart showing details of the control processing procedure by the controller 34A.
  • the controller 34A executes steps S101 to S103 as in the process shown in FIG.
  • the controller 34A performs control to operate the circulation pump 56 (step S111).
  • the high temperature heat medium heat-exchanged by the heat exchanger 50 is supplied to the reactant filling portion 25 of the reactor 12B through the heat medium pipe 55, and the heat of the high temperature heat medium is given to the reactant 18 moving NH 3 is desorbed from the reaction material 18 by, is moving NH 3 is recovered in the adsorber 13 from the reactor 12B.
  • the controller 34A executes steps S105 to S108 in the same manner as the process shown in FIG.
  • the circulation pump 56 is maintained in operation.
  • the supply of the high temperature heat medium to the reactor 12B is continued, so the heat of the high temperature heat medium is transferred from the reactant filling portion 25 to the oil passage 26, and the heat of the heat medium heats the engine oil. Be done.
  • the controller 34A determines that the temperature of the engine oil is equal to or higher than the target temperature, the controller 34A performs control to stop the circulation pump 56 (step S112), and ends the present process. Thereby, the supply of the heat medium to the reactor 12B is stopped, and thus the heating of the engine oil by the heat of the heat medium is completed.
  • the heat medium circulation control unit 57 executes the above-described procedures S103, 111, 108, 112.
  • the heat of the high temperature exhaust gas is used to desorb NH 3 from the reaction material 18 of the reactor 12B, a so-called reaction Regeneration of material 18 is performed. Thereby, the reaction material 18 can be sufficiently regenerated. Further, when the engine 3 is started, heat is generated by the chemical reaction between NH 3 and the reaction material 18 to heat the engine oil, and when the temperature of the exhaust gas becomes a predetermined temperature or more, high temperature exhaust gas Heat is used to heat engine oil. Thereby, the engine oil can be sufficiently heated.
  • the heat exchanger 50 when the temperature of the exhaust gas becomes equal to or higher than the predetermined temperature, NH 3 is desorbed from the reaction material 18 by the heat of the high temperature heat medium heat-exchanged with the exhaust gas by the heat exchanger 50 The oil is heated. In this manner, a heat transfer medium free of harmful substances can be used to regenerate the reaction material 18 and heat the engine oil. Further, since the heat exchanger 50 is disposed between the engine 3 and the DOC 4 in the exhaust passage 7, the arrangement position of the heat exchanger 50 is close to the reactor 12B. Therefore, the heat medium pipe 55 of the heat medium circulation system 51 can be shortened.
  • a part of the heat medium pipe 55 penetrates the reaction material filled portion 25 of the reactor 12B, so that the reaction material 18 can be efficiently regenerated by the heat medium.
  • the heat exchanger 50 is disposed between the engine 3 and the DOC 4 in the exhaust passage 7.
  • the location of the heat exchanger 50 is not particularly limited thereto. It may be on the downstream side of the DOC 4 in the passage 7.
  • FIG. 12 is a schematic configuration view showing an engine oil circulation system provided with a chemical heat storage device according to a fourth embodiment of the present invention, together with an exhaust gas purification system.
  • the chemical heat storage device 11 of the present embodiment is provided with a reactor 12A similar to that of the above-described modification.
  • the reactor 12A is disposed between the DPF 5 and the SCR 6 in the exhaust passage 7.
  • the exhaust gas passage 27 of the reactor 12A is in communication with the exhaust passage 7. Therefore, in the state where the exhaust gas is discharged from the engine 3, the exhaust gas always flows in the exhaust gas passage 27.
  • the chemical heat storage device 11 does not include the exhaust gas supply system 15 in the first embodiment.
  • the chemical heat storage device 11 also includes a controller 34B.
  • the controller 34B includes the heat generation control unit 35 described above.
  • the chemical heat storage device 11 does not include the temperature sensors 30 and 31 in the first embodiment.
  • FIG. 13 is a flowchart showing details of the control processing procedure by the controller 34B.
  • the heat generation control unit 35 of the controller 34B executes steps S101 and S102 in the same manner as the process shown in FIG.
  • the transfer NH 3 is supplied from the adsorber 13 to the reactor 12, and the engine oil is heated by the heat generated by the chemical reaction between the reaction material 18 of the reactor 12 and the transfer NH 3 .
  • the reactor 12A exhaust gas heat that flows through the exhaust gas passage 27 of that is given to the reaction member 18 of the reaction material filling unit 25, moving NH 3 from the reaction material 18 is The desorption NH 3 for transfer is recovered from the reactor 12A to the adsorber 13. Further, the heat of the exhaust gas flowing through the exhaust gas passage 27 heats the engine oil.
  • controller 34B executes steps S105 to S107 in the same manner as the process shown in FIG.
  • the controller 34B executes steps S105 to S107 in the same manner as the process shown in FIG.
  • the recovery of the transfer NH 3 into adsorber 13 has been completed from the reactor 12A.
  • each exhaust gas passage 27 of the reactor 12A desorbs NH 3 from the reaction material 18 by using the heat of the exhaust gas when the temperature of the exhaust gas reaches a predetermined temperature or higher.
  • the exhaust gas utilization unit 60 is configured to heat the engine oil by using the heat of the exhaust gas.
  • the heat of the high temperature exhaust gas is used to desorb NH 3 from the reaction material 18 of the reactor 12A, a so-called reaction Regeneration of material 18 is performed. Thereby, the reaction material 18 can be sufficiently regenerated. Further, when the engine 3 is started, heat is generated by the chemical reaction between NH 3 and the reaction material 18 to heat the engine oil, and when the temperature of the exhaust gas becomes a predetermined temperature or more, high temperature exhaust gas Heat is used to heat engine oil. Thereby, the engine oil can be sufficiently heated.
  • the reactor 12A is disposed in the exhaust passage 7 and has an exhaust gas passage 27 through which the exhaust gas passes. Therefore, the exhaust gas flowing through the exhaust passage 7 is directly used to regenerate the reaction material 18 and heat the engine oil, so that the temperature of the engine oil can be effectively raised. Further, since the exhaust gas supply system 15 including the valve 24 is not required, the configuration of the exhaust gas utilization unit 60 can be sufficiently simplified. Furthermore, since the valve 24 is not necessary, it is not necessary to perform the exhaust gas supply control, so that the control process of the controller 34B can be simplified.
  • the exhaust gas passage 27 is disposed on the opposite side of the oil passage 26 with the reactant filling portion 25 interposed therebetween, excessive temperature rise of the engine oil due to the heat of the exhaust gas can be suppressed. Thereby, deterioration of the engine oil caused by the engine oil becoming high temperature can be suppressed.
  • the reactor 12A is disposed between the DPF 5 and the SCR 6 in the exhaust passage 7.
  • the disposition location of the reactor 12A is not particularly limited thereto. It may be between the engine 3 and the DOC 4 in the above, or may be downstream of the SCR 6 in the exhaust passage 7.
  • the reaction medium NH 3 and the reaction material 18 represented by the composition formula MXa are chemically reacted to generate heat, but the reaction medium is not particularly limited to NH 3 , CO 2 or H 2 O or the like may be used.
  • CO 2 is used as the reaction medium
  • MgO, CaO, BaO, Ca (OH) 2 , Mg (OH) 2 , Fe (OH) 2 , Fe (OH) 2 can be used as the reaction material 18 to be chemically reacted with CO 2 3 FeO, Fe 2 O 3 or Fe 3 O 4 or the like is used.
  • H 2 O is used as the reaction medium
  • CaO, MnO, CuO, Al 2 O 3 or the like is used as the reaction material 18 to be chemically reacted with H 2 O.
  • the reactor is arrange
  • the oil circulation path through which the engine oil circulates is provided with a path for bypassing the reactor, and the engine oil is not bypassed and circulated to the reactor when the reaction material 18 is regenerated. Only exhaust gas may be allowed to flow into the reactor. In this case, since the heat of the exhaust gas is prevented from being taken by the engine oil, the reaction material 18 can be regenerated at an early stage.
  • the heating object is not particularly limited to the engine oil, and may be, for example, water or air.
  • the chemical heat storage device 11 of the said embodiment is mounted in the vehicle S, this invention is applicable if it is a mobile machine which mounts an internal combustion engine like a ship etc. besides a vehicle. .

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

L'invention concerne un appareil de stockage de chaleur chimique pour chauffer un objet à chauffer, ledit appareil étant disposé dans une machine mobile ayant un moteur à combustion interne intégré, l'appareil de stockage de chaleur chimique étant caractérisé en ce qu'il comprend : un réacteur qui comprend un élément de réaction qui est positionné de façon à pouvoir échanger de la chaleur avec l'objet à chauffer, qui génère la chaleur par une réaction chimique avec un milieu de réaction lorsque le milieu de réaction est fourni, et qui se sépare du milieu de réaction lorsque la chaleur est fournie ; un réservoir pour stocker le milieu de réaction ; un système de circulation de milieu de réaction pour faire circuler le milieu de réaction entre le réacteur et le réservoir ; une unité de commande de génération de chaleur pour commander le système de circulation de milieu de réaction de telle sorte que, lorsque le moteur à combustion interne est démarré, la chaleur est générée par la réaction chimique entre le milieu de réaction et l'élément de réaction de telle sorte que l'objet à chauffer est chauffé ; et une unité d'utilisation de gaz d'échappement dans laquelle, lorsque la température de gaz d'échappement évacué du moteur à combustion interne a atteint une température prescrite ou plus, le milieu de réaction est amené à se séparer de l'élément de réaction par l'intermédiaire de la chaleur du gaz d'échappement, et l'objet à chauffer est chauffé en utilisant la chaleur du gaz d'échappement.
PCT/JP2016/085753 2015-12-24 2016-12-01 Appareil de stockage de chaleur chimique WO2017110405A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US16/063,927 US10948243B2 (en) 2015-12-24 2016-12-01 Chemical heat storage apparatus
EP16878298.5A EP3396289A4 (fr) 2015-12-24 2016-12-01 Appareil de stockage de chaleur chimique

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2015-251576 2015-12-24
JP2015251576 2015-12-24
JP2016-163019 2016-08-23
JP2016163019A JP6493338B2 (ja) 2015-12-24 2016-08-23 化学蓄熱装置

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010053830A (ja) * 2008-08-29 2010-03-11 Honda Motor Co Ltd 車両用暖機システム
WO2015174243A1 (fr) * 2014-05-13 2015-11-19 株式会社豊田自動織機 Dispositif d'accumulation de chaleur chimique

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010053830A (ja) * 2008-08-29 2010-03-11 Honda Motor Co Ltd 車両用暖機システム
WO2015174243A1 (fr) * 2014-05-13 2015-11-19 株式会社豊田自動織機 Dispositif d'accumulation de chaleur chimique

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3396289A4 *

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