CN110080841A - The energy-saving CO of ground thermal drivers2- Kalina electricity generation system - Google Patents
The energy-saving CO of ground thermal drivers2- Kalina electricity generation system Download PDFInfo
- Publication number
- CN110080841A CN110080841A CN201910394898.8A CN201910394898A CN110080841A CN 110080841 A CN110080841 A CN 110080841A CN 201910394898 A CN201910394898 A CN 201910394898A CN 110080841 A CN110080841 A CN 110080841A
- Authority
- CN
- China
- Prior art keywords
- connect
- regenerator
- energy
- kalina
- saving
- 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.)
- Granted
Links
- 230000005611 electricity Effects 0.000 title claims abstract description 22
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 56
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 28
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 239000006096 absorbing agent Substances 0.000 claims abstract description 13
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 25
- 230000001105 regulatory effect Effects 0.000 claims description 22
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 9
- 239000002088 nanocapsule Substances 0.000 claims description 6
- 238000005338 heat storage Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 241000790917 Dioxys <bee> Species 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 230000009466 transformation Effects 0.000 claims 1
- 230000008676 import Effects 0.000 description 14
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 10
- 235000011114 ammonium hydroxide Nutrition 0.000 description 10
- 239000000908 ammonium hydroxide Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000010248 power generation Methods 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 239000003637 basic solution Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000011232 storage material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003416 augmentation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000011555 saturated liquid Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K13/00—General layout or general methods of operation of complete plants
- F01K13/02—Controlling, e.g. stopping or starting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
- F01K25/10—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
- F01K25/103—Carbon dioxide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/08—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours
- F01K25/10—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether
- F01K25/106—Ammonia
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K7/00—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating
- F01K7/16—Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles or processes; Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating the engines being only of turbine type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/10—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention discloses the energy-saving CO of a kind of ground thermal drivers2- Kalina electricity generation system, including ground heat exchanger, with the first current divider of ground heat exchanger outlet connection, with the first compressor and turbine of the first current divider outlet connection, the phase change heat accumulator being connect with the first compressor outlet, with the high pressure fluid reservoir of phase change heat accumulator outlet connection, the first regenerator being connect with turbine, the second compressor being connect with the first regenerator, the second current divider being connect with the second compressor, the low-pressure liquid storing tank being connect with the second current divider, with high pressure fluid reservoir and the tank connected mixer of low pressure receiver, the separator being connect with the first regenerator ammonia steam inlet, the steam turbine being connect with the first regenerator ammonia steam (vapor) outlet, the second regenerator being connect with steam turbine, and the absorber being connect with the second regenerator ammonia steam (vapor) outlet.The present invention can show to CO2It is effectively stored and is utilized, meet the workload demand of peak-trough electricity difference operating condition, realized that energy ladder utilizes, improve energy utilization rate.
Description
Technical field
The present invention relates to power generator more particularly to the energy-saving CO of a kind of ground thermal drivers2- Kalina electricity generation system.
Background technique
With a large amount of utilizations of fossil energy, resource scarcity is increasingly prominent, and geothermal energy is as a kind of new renewable cleaning
The energy receives extensive concern both domestic and external.
Geothermal energy in the form of heating power existing for natural thermal energy, be generally converted into electric energy use.China has hugely
Heat resource basis, but its exploitation is limited by Hydrothermal System.Traditional system for geothermal production of electricity uses water to carry as underground heat
Body.Although many properties of water are suitable for becoming workflow, it for the highly dissoluble of rock forming mineral, makes at high temperature
It is extremely difficult to obtain preserving for enhanced geothermal system.
And another support C O2, because its is environmental-friendly, the thermal efficiency is high and can answer in conjunction with existing various heating sources system
With the characteristics of, become one of the working fluid of the following great prospect that generates electricity.
Summary of the invention
Goal of the invention: it is directed to middle-low grade heat source utilization rate is low at this stage, circulatory system heat loss is big, delivery efficiency is low etc.
Problem, the object of the present invention is to provide the energy-saving CO of a kind of ground thermal drivers2- Kalina power generator, with CO2It is carried as underground heat
Body using geothermal energy and combines Kalina to recycle, realizes energy-efficient power generation.
Technical solution: the energy-saving CO of a kind of ground thermal drivers2- Kalina electricity generation system, including ground heat exchanger, and it is described
First current divider of ground heat exchanger outlet connection, the first compressor and turbine with first current divider outlet connection
Machine, the phase change heat accumulator being connect with first compressor outlet, the high pressure liquid storage with phase change heat accumulator outlet connection
Tank, the first regenerator being connect with the turbine, the second compressor being connect with first regenerator, with described second
Second current divider of compressor connection, the low-pressure liquid storing tank connecting with the second current divider are stored up with the high pressure fluid reservoir and low pressure
The tank connected mixer of liquid, the separator connecting with the first regenerator ammonia steam inlet are steamed with the first regenerator ammonia
The steam turbine of vapor outlet connection, the second regenerator connecting with the steam turbine connect with the second regenerator ammonia steam (vapor) outlet
The absorber connect.
The phase change heat accumulator is three double pipe heat exchangers, and middle layer is nanocapsule phase-change heat-storing material, and internal layer flows through
High pressure, high temperature liquid carbon dioxide, outer layer flow through cryogenic liquid carbon dioxide.
Further, between the separator and absorber, it is equipped with the first regulating valve.
Further, between the high pressure fluid reservoir and mixer, it is equipped with the second regulating valve.
Further, between the low-pressure liquid storing tank and mixer, it is equipped with third regulating valve.
Further, between second compressor and low-pressure liquid storing tank, it is equipped with the 4th regulating valve.
Further, it is equipped on the absorber outlet, the third regulating valve and the tank connected pipeline of low pressure receiver
Pump.
Beneficial effect
With the prior art, the present invention has following marked improvement:
(1)CO2It is big with dilatancy, viscosity is lower, density is small, mobility is strong and effective to the dissolution of rock forming mineral
The features such as property is low.Use CO2As underground heat heat transport fluid, scale problems can be reduced or eliminated, meet the environmental-friendly, thermal efficiency
High, good economy performance system requirements.The CO recycled in system2From industrial exhaust gas, after turbine generation most
Underground is stored in by compression eventually, reduces industrial CO2Discharge, be conducive to slow down greenhouse effects.
(2) invention introduces Kalina circulation, the heat absorption evaporation process of ammonium hydroxide is alternating temperature process in Kalina circulation, is made
It obtains heat source exotherm in Kalina circulation preferably to match with ammonium hydroxide heat absorption evaporation process curve, reduces irreversible loss, have
Effect improves the utilization efficiency of geothermal waste heat, realizes that the ladder of the energy utilizes.
(3) present invention is additionally arranged phase change heat accumulator, non-electrical peak period accumulation of heat, and peak-trough electricity is realized in peak times of power consumption heat release
The workload demand of different operating conditions improves energy utilization rate, reduces energy dissipation.Phase change heat accumulator is three double pipe heat exchangers, in
The phase change heat storage material of interbed selects Nano capsule, integrates heat accumulation and augmentation of heat transfer function, improves accumulation of heat effect.
Detailed description of the invention
Fig. 1 is the ground energy-saving CO of thermal drivers2- Kalina power generation system structure schematic diagram；
Fig. 2 is the ground energy-saving CO of thermal drivers2- Kalina electricity generation system connection schematic diagram；
Fig. 3 (a) is the schematic perspective view of phase change heat accumulator；
Fig. 3 (b) is the cross-sectional view of phase change heat accumulator.
Specific embodiment
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings and examples, how to apply to the present invention whereby
Technological means solves technical problem, and the realization process for reaching technical effect fully understood and implemented.It needs
Bright, as long as not constituting conflict, each feature in each embodiment and each embodiment in the present invention can be tied mutually
It closes, it is within the scope of the present invention to be formed by technical solution.
Thermal drivers energy-saving CO in a kind of ground of the invention2- Kalina electricity generation system, by CO2Circulating generation circuit and Kalina
Circulating generation circuit is constituted.
As shown in Figs. 1-2, CO2Circulating generation circuit includes ground heat exchanger 1, the first current divider 2, the first compressor
3, turbine 4, the first regenerator 5, the second compressor 6, the second current divider 21, low-pressure liquid storing tank 7, phase change heat accumulator 8, high pressure
Fluid reservoir 9 and mixer 10.
The CO of ground heat exchanger 12Export the CO of the first current divider of 1-2 connection 22Import 2-1, the CO of the first current divider 22
The CO of the first compressor of first outlet 2-2 connection 32Import 3-1, the CO of the first current divider 22Second outlet 2-3 connection turbine 4
CO2First import 4-1, the CO of the first compressor 32Export the CO of 3-2 connection phase change heat accumulator 82Import 8-1.
The high temperature CO of phase change heat accumulator 82Export the CO of 8-2 connection high pressure fluid reservoir 92Import 9-1, high pressure fluid reservoir 9
CO2Export the high temperature CO of 9-2 connection mixer 102Import 10-1；The CO of turbine 42Export the first regenerator of 4-3 connection 5
CO2Import 5-1；The CO of first regenerator 52Export the CO of the second compressor of 5-2 connection 62Import 6-1；Second compressor 6
CO2Export the CO of the second current divider of 6-2 connection 212Import 21-1；The first outlet 21-3 connection low pressure receiver of second current divider
The CO of tank 72The second outlet 21-2 of import 7-1, the second current divider lead to underground reinjection well；The CO of low-pressure liquid storing tank 72Export 7-
The low temperature CO of 2 connection mixers 102Import 10-2；The CO of mixer 102Export the low temperature CO of 10-3 connection phase change heat accumulator 82
Import 8-3, the low temperature CO of phase change heat accumulator 82Export the CO of 8-4 connection turbine 42Second import 4-2.
Kalina circulating generation circuit includes the first regenerator 5, separator 11, the second regenerator 12, steam turbine 13 and inhales
Receive device 14.
The rich ammonia steam of the ammonia steam inlet 5-4 connection separator 11 of first regenerator 5 exports 11-1, the first regenerator 5
Ammonia steam (vapor) outlet 5-3 connection steam turbine 13 ammonia steam inlet 13-1, the ammonia steam (vapor) outlet 13-2 connection second of steam turbine 13
The ammonia steam inlet 12-1 of regenerator 12, the ammonia import 14- of the ammonia steam (vapor) outlet 12-3 connection absorber 14 of the second regenerator 12
1, the ammonia spirit of the second regenerator of ammonia spirit import 11-3 connection 12 of separator 11 exports 12-2, separator 11 it is poor
Ammonia solution exports 11-2 through the first regulating valve 16, connects the ammonia import 14-1 of absorber 14.
Further, between high pressure fluid reservoir 9 and mixer 10, the second regulating valve 17,7 He of low-pressure liquid storing tank are additionally provided with
Between mixer 10, it is equipped with third regulating valve 19, the pipeline that third regulating valve 19 is connect with low-pressure liquid storing tank 7 is equipped with second
The pump housing 18 between second compressor 6 and low-pressure liquid storing tank 7, is equipped with the 4th regulating valve 20.The connection relationship of each component is second
The CO of regulating valve 172The CO of import 17-1 and high pressure fluid reservoir 92Export 9-2 connection, the CO of the second regulating valve 172Import 17-2
With the high temperature CO of mixer 102Import 10-1 connection；The low temperature CO of second pump housing 182Export the low temperature of 18-2 and mixer 10
CO2Import 10-2 connection, the low temperature CO of second pump housing 182The low temperature CO of import 18-2 and third regulating valve 19219-1 is exported to connect
It connects, the CO of third regulating valve 192The CO of import 19-2 and low-pressure liquid storing tank 72Export 7-2 connection, the CO of the 4th regulating valve 202Into
Mouth 20-1 is connected with the outlet of the second compressor 6.
Between separator 11 and absorber 14, it is equipped with the first regulating valve 16, the outlet of absorber 14 is equipped with first pump housing
15.The connection relationship of each component is the ammonia spirit import 15-2 and the basic taphole of 14 ammonium hydroxide of absorber of first pump housing 15
The ammonia spirit outlet 15-1 of 14-2 connection, first pump housing 15 is connect with the ammonia spirit import 12-4 of regenerator 12；First adjusts
The poor ammonia solution import 16-1 for saving valve 16 is connect with the poor ammonia solution of separator 11 outlet 11-2, and the poor ammonia of the first regulating valve 16 is molten
Liquid outlet 16-2 is connect with 14 ammonia import 14-1 of absorber.
Working principle: CO2Supercriticality is formed after the processing of ground heat exchanger 1, after the first current divider 2, one
Divide gas CO2Enter turbine 4 in non-electrical peak period to generate electricity, another part CO2High temperature height is compressed by the first compressor 3
Press liquid is stored into phase change heat accumulator 8.High temperature high pressure liquid CO in peak times of power consumption, high pressure fluid reservoir 92And low pressure
Liquid CO in fluid reservoir 72After the mixing of mixer 10, is heated through phase change heat accumulator 8, become gas CO2, shunted with from first
Device 2 is directly entered the CO of turbine 42Turbine 4 is flowed into together to generate electricity.
The CO that turbine 4 exports2The heat source heat release that steam exhaust is recycled as Kalina, Kalina circulation in ammonium hydroxide it is substantially molten
Liquid absorbs the heat of the second regenerator 12 release, generates gas-liquid two-phase fluid, carries out gas-liquid separation, separation into separator 11
The rich ammonia saturated vapor that device 11 is isolated is through CO2After steam exhaust heating, the externally acting power generation of driving steam turbine 13, the richness after power generation
Ammonia steam passes through 12 heat release of the second regenerator, heats the basic solution of ammonium hydroxide；After poor ammonia solution heat release, steamed with the rich ammonia for finishing function
Vapour enters absorber 14 together, and cooling water is condensed to saturated liquid, and the basic solution of ammonium hydroxide is formed, and completes a circulation.
CO2It after steam exhaust heat release after the compression of the second compressor 6, is shunted through the second current divider 21, fraction enters low-pressure liquid storing tank 7
Storage, most of CO2It is directly communicated to underground heat rock and reacts with rock generate calcium oxide to storing.
Phase-transition heat-storage system: as shown in Fig. 3 (a), Fig. 3 (b), phase change heat accumulator is three double pipe heat exchangers, and outer layer 1 flows
Cross high temperature high pressure liquid CO2, middle layer 2 is nanocapsule phase-change heat-storing material, and internal layer 3 flows through cryogenic liquid CO2.Non-electrical height
When the peak phase, high temperature high pressure liquid CO2When by the internal layer 3 of phase change heat accumulator 8, the nanometer positioned at middle layer is transferred heat to
Capsule phase change heat storage material, due to the excellent conductivity of heat of Nano capsule and heat accumulation, in the phase change heat accumulator that heat is stored
Interbed.When peak of power consumption, high pressure fluid reservoir 9 mixes the cryogenic liquid CO of row with low-pressure liquid storing tank 72Flow through phase-transition heat-storage layer 8
Outer layer 1.The Nano capsule material of middle layer 2 is by liquid CO at this time2It is heated into CO2Gas is sent into turbine 4, meets electricity consumption height
The demand at peak.
Claims (8)
1. the energy-saving CO of a kind of ground thermal drivers2- Kalina electricity generation system, it is characterised in that: including ground heat exchanger (1), with institute
The first current divider (2) for stating ground heat exchanger (1) outlet connection, the first pressure with first current divider (2) outlet connection
Contracting machine (3) and turbine (4), the phase change heat accumulator (8) with first compressor (3) outlet connection, with the phase-transition heat-storage
The high pressure fluid reservoir (9) of device (8) outlet connection, the first regenerator (5) being connect with the turbine (4), with described first time
The second compressor (6) of hot device connection, the second current divider (21) being connect with second compressor (6), with described second point
Flow the low-pressure liquid storing tank (7) of device (21) connection, the mixer connecting with the high pressure fluid reservoir (9) and low-pressure liquid storing tank (7)
(10), the separator (11) being connect with the first regenerator (5) ammonia steam inlet, with the first regenerator (5) ammonia steam
Export the steam turbine (13) of connection, the second regenerator (12) connecting with the steam turbine (13), with second regenerator
(12) absorber (14) of ammonia steam (vapor) outlet connection.
2. the energy-saving CO of ground according to claim 1 thermal drivers2- Kalina electricity generation system, it is characterised in that: the phase transformation
Storage heater is three double pipe heat exchangers, and middle layer is nanocapsule phase-change heat-storing material, and inner laminar flow crosses high pressure, high temperature liquid dioxy
Change carbon, outer layer flows through cryogenic liquid carbon dioxide.
3. the energy-saving CO of ground according to claim 1 thermal drivers2- Kalina electricity generation system, it is characterised in that: the separation
Between device (11) and absorber (14), it is equipped with the first regulating valve (16).
4. the energy-saving CO of ground according to claim 1 thermal drivers2- Kalina electricity generation system, it is characterised in that: the high pressure
Between fluid reservoir (9) and mixer (10), it is equipped with the second regulating valve (17).
5. the energy-saving CO of ground according to claim 1 thermal drivers2- Kalina electricity generation system, it is characterised in that: the low pressure
Between fluid reservoir (7) and mixer (10), it is equipped with third regulating valve (19).
6. the energy-saving CO2-Kalina electricity generation system of ground according to claim 1 thermal drivers, it is characterised in that: described second
The pipeline that compressor (6) is connect with low-pressure liquid storing tank (7) is equipped with the 4th regulating valve (20).
7. the energy-saving CO of ground according to claim 1 thermal drivers2- Kalina electricity generation system, it is characterised in that: the absorption
Device (14) outlet is equipped with pump.
8. the energy-saving CO2-Kalina electricity generation system of ground according to claim 1 thermal drivers, it is characterised in that: the third
The pipeline that regulating valve (19) is connect with low-pressure liquid storing tank (7) is equipped with pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910394898.8A CN110080841B (en) | 2019-05-13 | Geothermal driven energy-saving CO2Kalina power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910394898.8A CN110080841B (en) | 2019-05-13 | Geothermal driven energy-saving CO2Kalina power generation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110080841A true CN110080841A (en) | 2019-08-02 |
| CN110080841B CN110080841B (en) | 2024-06-28 |
Family
ID=
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114715367A (en) * | 2022-03-10 | 2022-07-08 | 大连理工大学 | Power system of thermal floating type Kalina underwater vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230400A (en) * | 2011-05-24 | 2011-11-02 | 唐应吉 | Device for generating electricity by using dead steam discharged by steam turbine |
| WO2012022273A1 (en) * | 2010-08-16 | 2012-02-23 | 上海盛合新能源科技有限公司 | Solar power ammonia thermoelectric conversion system |
| EP3277939A1 (en) * | 2015-04-02 | 2018-02-07 | University of Central Florida Research Foundation, Inc. | Power generation system using closed or semi-closed brayton cycle recuperator |
| CN109322744A (en) * | 2018-11-15 | 2019-02-12 | 中国华能集团清洁能源技术研究院有限公司 | A kind of the coal gasification supercritical carbon dioxide electricity generation system and method for waste heat recycling |
| CN109519243A (en) * | 2018-10-26 | 2019-03-26 | 中国科学院工程热物理研究所 | Supercritical CO2With ammonium hydroxide combined cycle system and electricity generation system |
| CN209908582U (en) * | 2019-05-13 | 2020-01-07 | 南京师范大学 | Geothermal-driven energy-saving CO2-Kalina power generation system |
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012022273A1 (en) * | 2010-08-16 | 2012-02-23 | 上海盛合新能源科技有限公司 | Solar power ammonia thermoelectric conversion system |
| CN102230400A (en) * | 2011-05-24 | 2011-11-02 | 唐应吉 | Device for generating electricity by using dead steam discharged by steam turbine |
| EP3277939A1 (en) * | 2015-04-02 | 2018-02-07 | University of Central Florida Research Foundation, Inc. | Power generation system using closed or semi-closed brayton cycle recuperator |
| CN109519243A (en) * | 2018-10-26 | 2019-03-26 | 中国科学院工程热物理研究所 | Supercritical CO2With ammonium hydroxide combined cycle system and electricity generation system |
| CN109322744A (en) * | 2018-11-15 | 2019-02-12 | 中国华能集团清洁能源技术研究院有限公司 | A kind of the coal gasification supercritical carbon dioxide electricity generation system and method for waste heat recycling |
| CN209908582U (en) * | 2019-05-13 | 2020-01-07 | 南京师范大学 | Geothermal-driven energy-saving CO2-Kalina power generation system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114715367A (en) * | 2022-03-10 | 2022-07-08 | 大连理工大学 | Power system of thermal floating type Kalina underwater vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102435000B (en) | Solar energy system combined cooling and electricity based on ammonia water mixed refrigerant | |
| CN101319828B (en) | Absorption type refrigeration and power combined circulating system | |
| CN201866983U (en) | Absorption type cooling and power cogeneration type circulation system | |
| CN102797524B (en) | Medium-and-low-temperature waste-heat utilization cooling/power combination system | |
| CN106766342B (en) | System for recovering ammonia steam waste heat at top of ammonia still tower by using lithium bromide absorption heat pump | |
| CN102003827A (en) | Absorption type power and refrigeration cogeneration circulatory system and absorption type power and refrigeration cogeneration method | |
| CN102434235A (en) | Kalina cycle generation system adopting ejector | |
| CN107939548A (en) | Internal combustion engine UTILIZATION OF VESIDUAL HEAT IN cooling heating and power generation system and its method of work | |
| CN202216448U (en) | Diffusion absorption refrigeration and vapor compression refrigeration combined recycle system | |
| CN102312687A (en) | Solution cooling absorption type ammonia water motive power circulation device | |
| CN201884080U (en) | Steam exhaust waste heat recycling unit | |
| CN108036544B (en) | Solar energy/biomass energy integrated driving energy composite energy system | |
| CN102322705A (en) | Circulating device combining diffusing absorption-type refrigeration and vapor compression refrigeration | |
| CN107906781B (en) | Three pressure type power and refrigeration cogeneration system and methods | |
| CN106016822A (en) | Waste heat and electricity composite drive temperature increasing type heat pump circulation system | |
| CN211752650U (en) | Traditional Chinese medicine extraction device | |
| CN103090582A (en) | Supercharged three-phase absorbing type energy storage device | |
| CN203190713U (en) | Pressurization type three-phase absorption energy storage device | |
| CN108301995A (en) | A kind of power generator and method promoting geothermal energy grade using absorption heat pump | |
| CN209908582U (en) | Geothermal-driven energy-saving CO2-Kalina power generation system | |
| CN202073655U (en) | Integrated distributed energy system | |
| CN216521584U (en) | Multi-heat-source thermotechnical hybrid compression steam generation system | |
| CN110080841A (en) | The energy-saving CO of ground thermal drivers2- Kalina electricity generation system | |
| CN103277937B (en) | Multipurpose heat pump | |
| CN206874322U (en) | A kind of device of multiple pressure flash distillation organic Rankine bottoming cycle cogeneration |
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 | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hua Junye Inventor after: Liu Xuanlin Inventor after: Qin Luwen Inventor after: Zhao Xiaobao Inventor after: Li Qihe Inventor after: Li Dong Inventor before: Liu Xuanlin Inventor before: Qin Luwen Inventor before: Hua Junye Inventor before: Zhao Xiaobao Inventor before: Li Qihe Inventor before: Li Dong |
|
| GR01 | Patent grant |