CN108981201A - Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system - Google Patents

Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system Download PDF

Info

Publication number
CN108981201A
CN108981201A CN201810605390.3A CN201810605390A CN108981201A CN 108981201 A CN108981201 A CN 108981201A CN 201810605390 A CN201810605390 A CN 201810605390A CN 108981201 A CN108981201 A CN 108981201A
Authority
CN
China
Prior art keywords
endothermic reaction
reaction device
ammonolysis craft
heat
ammonia
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810605390.3A
Other languages
Chinese (zh)
Inventor
陈晨
赵磊磊
金伟娅
李曰兵
周水清
周明珏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang University of Technology ZJUT
Original Assignee
Zhejiang University of Technology ZJUT
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 Zhejiang University of Technology ZJUT filed Critical Zhejiang University of Technology ZJUT
Priority to CN201810605390.3A priority Critical patent/CN108981201A/en
Publication of CN108981201A publication Critical patent/CN108981201A/en
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

Landscapes

  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system.Supercritical CO2The amino thermochemical energy-storage system of solar heat power generation system, ammonolysis craft endothermic reaction device 3 on reflected light path including the heliostat field 1 that reflected sunlight is arranged in, ammonolysis craft endothermic reaction device 3 and First Heat Exchanger 4 are erected on collection thermal tower 2, and ammonolysis craft endothermic reaction device 3, First Heat Exchanger 4 are sequentially connected between Pressure of Ambient Temperature holding vessel 7 with the first appendix 5 and the first perfusion tube 6;Pressure of Ambient Temperature holding vessel 7, the second heat exchanger 10, synthesis ammonia exothermic reactor 11 between be sequentially connected with the second appendix 8 and the second perfusion tube 9;It synthesizes and is equipped between ammonia exothermic reactor 11 and power plant 12 with supercritical CO2For the heat-exchange circulating device of working medium.

Description

Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system
Technical field
The present invention relates to a kind of heat chemistry energy storage reactors.
Background technique
Solar light-heat power-generation station owner will use sensible heat energy-storage system, low, cost that there is energy storage densities in the world at present The problems such as high and low temperature solidification, pyrolytic and corrosion.Heat chemistry energy storage carries out heat absorption and heat release by reversible thermal chemical reaction Cyclic process, energy density is high, energy loss is few and storage temperature is low.Heat chemistry energy-storage system (amino thermochemical based on ammonia Energy-storage system) because it is without side reaction, it can store at normal temperature, be considered one of the system of most application prospect.
Summary of the invention
The present invention to overcome the energy density of traditional sensible heat energy-storage system and energy storage efficiency it is low, reduce energy-storage system to temperature Requirement it is harsh, generate the disadvantages of side reaction, a kind of novel heat chemistry energy-storage system is provided.
The technical solution adopted by the present invention to solve the technical problems is:
Supercritical CO2The amino thermochemical energy-storage system of solar heat power generation system, it is characterised in that: setting is being reflected too Ammonolysis craft endothermic reaction device 3 on the reflected light path of the heliostat field 1 of sunlight, ammonolysis craft endothermic reaction device 3 and First Heat Exchanger 4 Be erected on collection thermal tower 2, ammonolysis craft endothermic reaction device 3, First Heat Exchanger 4, between Pressure of Ambient Temperature holding vessel 7 with the first appendix 5 and first perfusion tube 6 be sequentially connected;Pressure of Ambient Temperature holding vessel 7, the second heat exchanger 10 are synthesized and are used between ammonia exothermic reactor 11 Second appendix 8 and the second perfusion tube 9 are sequentially connected;It synthesizes and is equipped between ammonia exothermic reactor 11 and power plant 12 with overcritical CO2For the heat-exchange circulating device of working medium.
Liquefied ammonia is transported to ammonolysis craft endothermic reaction device 3 by the first perfusion tube 6 by Pressure of Ambient Temperature holding vessel 7;Ammonolysis craft is inhaled Thermal reactor 3 absorbs the heat from heliostat field 1, is nitrogen and hydrogen by constituents, then nitrogen and hydrogen are passed through the One appendix 5 is transported to Pressure of Ambient Temperature holding vessel 7;Nitrogen and hydrogen are transported to conjunction by the second appendix 8 by normal temperature storage tank 7 Nitrogen and hydrogen are synthesized ammonia by ammonification exothermic reactor 11, synthesis ammonia exothermic reactor 11, then pass through the second perfusion tube 9 for liquid Ammonia is transported to Pressure of Ambient Temperature holding vessel 7;Ammonolysis craft endothermic reaction device 3, First Heat Exchanger 4, Pressure of Ambient Temperature holding vessel 7, second are changed Hot device 10, synthesis ammonia exothermic reactor 11 constitute a closed cycle.
Amino thermochemical energy-storage system of the invention, heliostat field 1 dispose at a certain angle, and sunlight is reflected into ammonia point Desorb thermal reactor 3;Ammonolysis craft endothermic reaction device 3 is can-like structure, and both ends are spherical arc, ammonolysis craft endothermic reaction device 3 Bottom end connect by the first appendix 5 and the first perfusion tube 6 with First Heat Exchanger 4, ammonolysis craft endothermic reaction device 3 and first changes On the whole steel construction for being supported on collection thermal tower 2 of hot device 4;First Heat Exchanger 4 passes through the first appendix 5 and the first perfusion tube 6 It is connect with Pressure of Ambient Temperature holding vessel 7, Pressure of Ambient Temperature holding vessel 7 is can-like structure, and two end faces are spherical arcs;Pass through room temperature The second appendix 8 and the second perfusion tube 9 of pressure storage 7 are connect with the upper and lower ends of synthesis ammonia exothermic reactor 11 again, are closed Ammonification exothermic reactor 11 is connect finally by heat-exchange circulating device with power plant 12;Ammonolysis craft endothermic reaction device 3, First Heat Exchanger 4, Pressure of Ambient Temperature holding vessel 7, the second heat exchanger 10 and synthesis ammonia exothermic reactor 11 constitute a closed cycle, by synthesizing ammonia Reaction Carry out heat chemistry energy storage;Synthesize ammonia exothermic reactor 11 and power plant Heat-exchange circulating device between 12 uses supercritical carbon dioxide (S-CO2) it is cycle fluid, it is used for S-CO2Bretton power generation follows Ring.
Heat chemistry energy-storage system of the invention mainly passes through 11 liang of ammonia exothermic reactor of ammonolysis craft endothermic reaction device 2 and synthesis Pass through ammonia synthesis reaction between a reactor Ammonia circulation is carried out, ammonia heat release is synthesized With supercritical carbon dioxide (S-CO between reactor 11 and power plant 122) it is that working medium completes circulation.Two reactors and all companies The material for connecing conduit (comprising the first appendix 5 and the first perfusion tube 6, the second appendix 8 and the second perfusion tube 9) is Inconel 625, ammonolysis craft endothermic reaction device 2 and 11 inside of synthesis ammonia exothermic reactor are uniformly urged filled with iron-based synthesis ammonia Catalyst particles, normal temperature storage tank 7 are stainless steel material.
The structure of amino solar heat chemical energy storage system is as shown in Figure 1.Liquid ammonia is flowed out from holding vessel, by heat exchange Device absorbs solar energy into endothermic reaction device, while carrying out the ammonolysis craft endothermic reaction It reacts nitrogen generated and hydrogen to be back in holding vessel by heat exchanger, and spontaneously carries out gas with liquid ammonia at normal temperature Liquid two-phase laminated flow.If it exists when power generation needs, nitrogen and hydrogen are flowed out from holding vessel, by heat exchanger, into exothermic reaction Device carries out ammonia synthesis reaction Supercritical carbon dioxide (S- is heated simultaneously CO2) working medium, it is used for S-CO2Bretton power generation cycle.The heat chemistry energy-storage system not only solves existing for traditional energy-storage system Energy storage density is low, the solidification of cost high and low temperature, pyrolytic and the problems such as corrosion, and with no side reaction, can store up at normal temperature The advantages that depositing.
The beneficial effects of the present invention are: the energy density of the heat chemistry energy-storage system based on ammonia is high, energy loss is few and stores up It is low to deposit temperature, because it is without side reaction, can store at normal temperature, operability is high.
Detailed description of the invention
Fig. 1 is system construction drawing of the invention;
Fig. 2 is the principle schematic diagram of synthesis ammonia exothermic reactor of the invention;
Fig. 3 is the partial enlargement diagram of Fig. 2 circled portion.
Specific embodiment
Technical solution of the present invention is further illustrated with reference to the accompanying drawing.
1. heliostat field in figure, 2. collection thermal towers, 3. ammonolysis craft endothermic reaction devices, 4. First Heat Exchanger, 5 first appendix, 6. First perfusion tube, 7. Pressure of Ambient Temperature holding vessels, 8. second appendixs, 9. second perfusion tubes, 10. second heat exchangers, 11. synthesis Ammonia exothermic reactor, 12. power plant.Supercritical CO of the invention2The amino thermochemical energy-storage system of solar heat power generation system, It is characterized in that: the ammonolysis craft endothermic reaction device 3 on the reflected light path of the heliostat field 1 of reflected sunlight is set, ammonolysis craft is inhaled Thermal reactor 3 and First Heat Exchanger 4 are erected on collection thermal tower 2, ammonolysis craft endothermic reaction device 3, First Heat Exchanger 4, Pressure of Ambient Temperature It is sequentially connected between holding vessel 7 with the first appendix 5 and the first perfusion tube 6;Pressure of Ambient Temperature holding vessel 7, closes second heat exchanger 10 It is sequentially connected between ammonification exothermic reactor 11 with the second appendix 8 and the second perfusion tube 9;Synthesize ammonia exothermic reactor 11 and electricity It is equipped between factory 12 with supercritical CO2The heat-exchange circulating device of working medium.It is S-CO that heat-exchange circulating device, which uses,2Bretton power generation follows Ring, with supercritical carbon dioxide (S-CO2) it is cycle fluid.
Liquefied ammonia is transported to ammonolysis craft endothermic reaction device 3 by the first perfusion tube 6 by Pressure of Ambient Temperature holding vessel 7;Ammonolysis craft is inhaled Thermal reactor 3 absorbs the heat from heliostat field 1, is nitrogen and hydrogen by constituents, then nitrogen and hydrogen are passed through the One appendix 5 is transported to Pressure of Ambient Temperature holding vessel 7;Nitrogen and hydrogen are transported to conjunction by the second appendix 8 by normal temperature storage tank 7 Nitrogen and hydrogen are synthesized ammonia by ammonification exothermic reactor 11, synthesis ammonia exothermic reactor 11, then pass through the second perfusion tube 9 for liquid Ammonia is transported to Pressure of Ambient Temperature holding vessel 7;Ammonolysis craft endothermic reaction device 3, First Heat Exchanger 4, Pressure of Ambient Temperature holding vessel 7, second are changed Hot device 10, synthesis ammonia exothermic reactor 11 constitute a closed cycle.Pass through ammonia synthesis reaction Carry out heat chemistry energy storage;Supercritical carbon dioxide (S-CO2) it is cycle fluid, it is used for S-CO2Bretton hair Electricity circulation.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention Range should not be construed as being limited to the specific forms stated in the embodiments, and protection scope of the present invention is also and in art technology Personnel conceive according to the present invention it is conceivable that equivalent technologies mean.

Claims (2)

1. supercritical CO2The amino thermochemical energy-storage system of positive energy heat generating system, it is characterised in that: be arranged in reflected sunlight Heliostat field (1) reflected light path on ammonolysis craft endothermic reaction device (3), ammonolysis craft endothermic reaction device (3) and first heat exchange Device (4) be erected at collection thermal tower (2) on, ammonolysis craft endothermic reaction device (3), First Heat Exchanger (4), Pressure of Ambient Temperature holding vessel (7) it Between be sequentially connected with the first appendix (5) and the first perfusion tube (6);Pressure of Ambient Temperature holding vessel (7), closes the second heat exchanger (10) It is sequentially connected between ammonification exothermic reactor (11) with the second appendix (8) and the second perfusion tube (9);Synthesize ammonia exothermic reactor (11) it is equipped between power plant (12) with supercritical CO2For the heat-exchange circulating device of working medium.
2. ammonolysis craft endothermic reaction device (2), synthesis ammonia exothermic reactor (11), the first appendix (5), the first perfusion tube (6), the The material of two appendixs (8) and the second perfusion tube (9) is Inconel 625, and ammonolysis craft endothermic reaction device (2) and synthesis ammonia are put Thermal reactor (11) is internal to be uniformly filled with iron-based synthetic ammonia catalyst particle, and normal temperature storage tank is stainless steel material.
CN201810605390.3A 2018-06-13 2018-06-13 Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system Pending CN108981201A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810605390.3A CN108981201A (en) 2018-06-13 2018-06-13 Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810605390.3A CN108981201A (en) 2018-06-13 2018-06-13 Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system

Publications (1)

Publication Number Publication Date
CN108981201A true CN108981201A (en) 2018-12-11

Family

ID=64541240

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810605390.3A Pending CN108981201A (en) 2018-06-13 2018-06-13 Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system

Country Status (1)

Country Link
CN (1) CN108981201A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110205637A (en) * 2019-07-03 2019-09-06 浙江工业大学 A kind of amino solar heat chemical solids oxide electrolysis water hydrogen generating system
CN110243086A (en) * 2019-07-03 2019-09-17 浙江工业大学 Solar heat chemical energy storage system based on self-heating ammonia synthesis reactor heat recovery
CN112983582A (en) * 2021-04-01 2021-06-18 浙江工业大学 Kalina coupling power generation system and process based on solar amino thermal chemical energy storage
CN113005475A (en) * 2021-03-12 2021-06-22 浙江工业大学 System and process for solar high-temperature water electrolysis coupling hydrogen production based on amino thermochemical energy storage
CN113184806A (en) * 2021-05-28 2021-07-30 浙江工业大学 Solar ammonia decomposition hydrogen production system and process method
CN114353365A (en) * 2022-01-06 2022-04-15 福州大学 Solar-driven distributed energy system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1632438A (en) * 2004-12-22 2005-06-29 华南理工大学 Amino thermochemical high temperature energy storage method and apparatus therefor
CN102400867A (en) * 2010-09-08 2012-04-04 中国科学院工程热物理研究所 Supercritical CO2 (carbon dioxide) solar thermal generating system with heat accumulating function
CN106931657A (en) * 2017-03-28 2017-07-07 华南理工大学 A kind of solar energy high temperature storage and release system based on thermochemical method
CN208720539U (en) * 2018-06-13 2019-04-09 浙江工业大学 Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1632438A (en) * 2004-12-22 2005-06-29 华南理工大学 Amino thermochemical high temperature energy storage method and apparatus therefor
CN102400867A (en) * 2010-09-08 2012-04-04 中国科学院工程热物理研究所 Supercritical CO2 (carbon dioxide) solar thermal generating system with heat accumulating function
CN106931657A (en) * 2017-03-28 2017-07-07 华南理工大学 A kind of solar energy high temperature storage and release system based on thermochemical method
CN208720539U (en) * 2018-06-13 2019-04-09 浙江工业大学 Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110205637A (en) * 2019-07-03 2019-09-06 浙江工业大学 A kind of amino solar heat chemical solids oxide electrolysis water hydrogen generating system
CN110243086A (en) * 2019-07-03 2019-09-17 浙江工业大学 Solar heat chemical energy storage system based on self-heating ammonia synthesis reactor heat recovery
CN113005475A (en) * 2021-03-12 2021-06-22 浙江工业大学 System and process for solar high-temperature water electrolysis coupling hydrogen production based on amino thermochemical energy storage
CN112983582A (en) * 2021-04-01 2021-06-18 浙江工业大学 Kalina coupling power generation system and process based on solar amino thermal chemical energy storage
CN113184806A (en) * 2021-05-28 2021-07-30 浙江工业大学 Solar ammonia decomposition hydrogen production system and process method
CN114353365A (en) * 2022-01-06 2022-04-15 福州大学 Solar-driven distributed energy system
CN114353365B (en) * 2022-01-06 2023-12-19 福州大学 Solar-driven distributed energy system

Similar Documents

Publication Publication Date Title
CN108981201A (en) Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system
Prasad et al. A critical review of high-temperature reversible thermochemical energy storage systems
Dunn et al. A review of ammonia-based thermochemical energy storage for concentrating solar power
Lovegrove et al. A solar-driven ammonia-based thermochemical energy storage system
Lovegrove et al. Developing ammonia based thermochemical energy storage for dish power plants
CN208720539U (en) Supercritical CO2The amino thermochemical energy storage reactor of solar heat power generation system
CN110357039B (en) Biogas and solar complementary synthesis gas preparation system and method
CN110118160B (en) Solar supercritical carbon dioxide Brayton cycle system
Liu et al. Performance investigation of a new distributed energy system integrated a solar thermochemical process with chemical recuperation
US4262739A (en) System for thermal energy storage, space heating and cooling and power conversion
CN111663975A (en) Supercritical carbon dioxide power generation system and method based on methane reforming energy storage
CN113005475B (en) System and process for solar high-temperature water electrolysis coupling hydrogen production based on amino thermochemical energy storage
CN112944697A (en) Solar photo-thermal/photovoltaic comprehensive energy cascade utilization system
CN109944756A (en) A kind of solar light-heat power-generation system and method based on methane reforming energy storage
CN112228853B (en) Porous medium heat transfer and storage device, heat transfer and storage power generation system and energy storage power station
CN113860329A (en) Chemical energy storage system and method based on synthetic ammonia
CN106524809A (en) Gradient energy storage and energy release system and method based on reversible chemical reaction
CN108036523A (en) A kind of miniature solar energy heat collector of preparing hydrogen by reforming methanol
CN110260535B (en) Solar continuous baking system and method
CN110242522B (en) Solar photo-thermal power generation system and method based on thermochemical energy storage
US10266739B2 (en) Compositions, devices, systems and methods for concentrating solar power
CN208570127U (en) A kind of small cores reactor heat transport system cooling using circuit parallel heatpipe
CN213931513U (en) Solar energy utilization device based on amino reaction
CN210087560U (en) Solar photo-thermal power generation system based on methane reforming energy storage
CN210718166U (en) Solar thermochemical energy storage system based on self-heating ammonia synthesis reactor heat recovery

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination