CN103471286B - The distributed energy resource system of multiple renewable energy sources complementation - Google Patents

The distributed energy resource system of multiple renewable energy sources complementation Download PDF

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CN103471286B
CN103471286B CN201310417199.3A CN201310417199A CN103471286B CN 103471286 B CN103471286 B CN 103471286B CN 201310417199 A CN201310417199 A CN 201310417199A CN 103471286 B CN103471286 B CN 103471286B
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unit
gas turbine
heat exchanger
valve
solar
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CN201310417199.3A
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Chinese (zh)
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CN103471286A (en
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李金平
刘晔
王春龙
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兰州理工大学
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    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/62Absorption based systems
    • Y02B30/625Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
    • 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
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/14Combined heat and power generation [CHP]
    • 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
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel
    • 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
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

Abstract

The distributed energy resource system of multiple renewable energy sources complementation, comprises the compositions such as system control unit, solar energy heating unit, biogas fermentation unit, biological fuel gas processing unit, miniature gas turbine generator unit, absorption refrigeration unit.Solar radiant energy is converted into hot water heat energy by solar thermal collector by system, and heating biogas fermentation tank makes it keep constant temperature then.In the generating of miniature gas turbine inside acting drive electrical generators after the biogas produced mixes with hot-air, miniature gas turbine waste heat drives absorption system to produce cold, this wherein, the natural pond liquid that biogas fermentation link produces and micro-gas-turbine tail gas can respectively as culture medium and carbon sources, cultivate micro-algae, realize the recycling of resource.The energy needed for system is all provided by solar energy and biomass energy, and the low-grade solar energy of efficiency utilization, effectively reclaims and make use of biomass energy, finally reaching generating, heating, the main purpose of refrigeration.

Description

The distributed energy resource system of multiple renewable energy sources complementation
Technical field
The present invention relates to solar utilization technique, biomass marsh gas utilize technology, microdisk electrode technology, sorption type refrigerating technology field.
Background technology
The core of distributed energy resource system is the cold conversion equipment of thermoelectric conversion device and heat.The co-feeding system etc. that the co-feeding system that the distributed energy resource system applied in the market mainly contains co-feeding system that gas turbine combines with lithium-bromide absorption-type refrigerating machine, internal combustion engine combines with lithium-bromide absorption-type refrigerating machine, fuel cell combine with lithium-bromide absorption-type refrigerating machine.Although these system total energy utilization rates are higher, because initial cost is large, economy is poor, and the investment payback time is substantially all more than 5 years.In addition, these systems generally adopt lithium-bromide absorption-type refrigerating machine as UTILIZATION OF VESIDUAL HEAT IN unit, because the cryogenic temperature of lithium-bromide absorption-type refrigerating machine must above zero, capacity restriction (refrigerating capacity of the lithium-bromide absorption-type refrigerating machine that current capacity is minimum is also at more than 70kW) of lithium-bromide absorption-type refrigerating machine itself in addition, therefore the cold, heat and power triple supply system based on lithium-bromide absorption-type refrigerating machine is difficult to miniaturization (capacity is low to moderate below 10kW), cannot directly apply to the refrigeration of vast family, Cai Re and Power supply market.
Find by literature search, Chinese invention patent name is called: the cold, heat electric shaft producting device that gas turbine powered generator docks with lithium bromide direct combustion air conditioner, application number is: 200420122215.2, this patent relates to the cold, heat electric shaft producting device that a kind of gas turbine powered generator docks with lithium bromide direct combustion air conditioner, gas turbine powered generator exhaust opening is connected with the increasing heat exchanger tube in high-temperature generator with pipeline by the by-passing valve of flue gas triple valve, and gas turbine powered generator exhaust opening is connected with smoke discharging pipe by the inline valve of flue gas triple valve.Lithium bromide direct combustion machine in this patent can with the useless flue gas of gas turbine generator for high-temperature generator provides thermal source.Although the cold, heat electric shaft producting device that this gas turbine powered generator docks with lithium bromide direct combustion machine can make full use of the waste heat of gas turbine generator, reach the object of economize energy, but due to the restriction of gas turbine installed capacity, when there being low capacity demand, applicability is little, and unit cannot provide sub-zero cold to export.
Find by literature search, Chinese invention patent name is called: a kind of living beings cooling heating and power generation system, application number is: 201120530854.2, this patent belongs to biomass energy and utilizes technical field, be specifically related to a kind of living beings cooling heating and power generation system, this system comprises biomass gasifying furnace, and the gas outlet of biomass gasifying furnace is connected with the first dust arrester, the gas outlet of the first dust arrester is connected with decoking device, and the gas outlet of decoking device is connected with gas electricity generator.During utility model works, biomass pyrogenation gasification creates biological fuel gas, be mainly used in generating, another part obtains high-temperature flue gas heat supply to decoking device for burning, flue gas after the flue gas produced after fuel gas generation and heat supply, dedusting, for single, double effect lithium bromide cold and hot water machine, finally obtains electric power, cold or heat, achieves the cascade utilization of the energy, meet the requirement of multiple types energy simultaneously, take full advantage of biomass energy.This patent refer to the input energy sources utilizing biomass energy as system, but biomass gasification process is complicated, and equipment cost is high, and product component is difficult to control, and this system promotion prospect remains to be discussed.
Find by literature search, Chinese invention patent name is called: a kind of power peak regulation supply of cooling, heating and electrical powers operation method and device thereof, and application number is: 00134616.4, which discloses a kind of power peak regulation supply of cooling, heating and electrical powers operation method and device thereof.Comprise cogeneration units and boiler, cogeneration units electricity enters electrical network.This, mainly in large-scale cooling heating and power generation system, does not mention the utilization to regenerative resource, neither realize UTILIZATION OF VESIDUAL HEAT IN in addition based on ammonia absorption type refrigeration technology.
Find by literature search, Chinese invention patent name is called: methane power generating system, application number is 201120196257.0, this patent relates to a kind of methane power generating system, it belongs to biogas power generation technology field, it solves the defect that the generating efficiency that in prior art, biogas power generation technology exists is lower, easily cause the phenomenons such as biogas is wasted, the heat utilization ratio of marsh gas power generation generation is lower.But clear and definite embodiment is not proposed to the UTILIZATION OF VESIDUAL HEAT IN after marsh gas power generation.
Summary of the invention
the object of this invention is to provide onethe distributed energy resource system of multiple renewable energy sources complementation.
the present invention isthe distributed energy resource system of multiple renewable energy sources complementation, is made up of system control unit, solar energy heating unit, biogas fermentation unit, biological fuel gas processing unit, miniature gas turbine generator unit, absorption refrigeration unit, wherein system control unit is connected respectively with remaining element, solar energy heating unit is connected with biogas fermentation unit and miniature gas turbine generator unit respectively, biogas fermentation unit is connected with solar energy heating unit and biological fuel gas processing unit respectively, biological fuel gas processing unit is connected with biogas fermentation unit and miniature gas turbine generator unit respectively, miniature gas turbine generator unit is connected with biological fuel gas processing unit and absorption refrigeration unit respectively, and absorption refrigeration unit is connected with miniature gas turbine generator unit, wherein water storing tank 2 is connected with solar thermal collector 1 by the first valve V1, First Heat Exchanger E1 respectively with blower fan P3, water storing tank 2, first pump P2, second valve V7 is connected, marsh-gas fermentation tank 3 is connected with water storing tank 2 by the 3rd valve V2, compressed tanks 4 is connected with marsh gas generation pot 3 by the 4th valve V3, purification and gas storage equipment 5 are connected with compressed tanks 4 by the 5th valve V4, miniature gas turbine 6 is connected with purification and gas storage equipment 5 by the 6th valve V5, miniature gas turbine 6 respectively with First Heat Exchanger E1, second heat exchanger E2, generator is connected, second heat exchanger E2 is connected with the second pump P4 and condenser 7 respectively, choke valve 8 is connected with condenser 7, evaporimeter 9 is connected with choke valve 8, absorber 10 respectively with evaporimeter 9, second heat exchanger E2 and the second pump P4 is connected.
Beneficial effect of the present invention is: the present invention is made up of system control unit, solar energy heating unit, biogas fermentation unit, biological fuel gas processing unit, miniature gas turbine generator unit, absorption refrigeration unit etc.The hot water that solar thermal collector array produces, a part passes into marsh-gas fermentation tank makes it be in steady temperature, and another part is by heat exchanger preheating micro-gas turbine inlet air.Biogas fermentation tank with constant temperature produces biogas, after pressurization is purified, a part be used for biological fuel gas mix with preheated air laggard enter miniature gas turbine do work and generate electricity, remainder can be used for ordinary student substance combustible gas and exports user to.Miniature gas turbine outlet exhaust has uniform temperature, can drive absorption system, continues to produce cold.Process that the present invention carries out is pollution-free waste discharge, the required energy is all provided by solar energy and biomass energy, the low-grade solar energy of repeatedly multistage efficiency utilization, effective recovery and make use of biomass energy, wherein power generation process is completed by generation system of micro turbine, cold production process is completed by absorption system, also can export pure biogas for other simultaneously.System involved in the present invention has reasonable in design, is suitable for territorial scope wide, and energy source variation, takes full advantage of clean energy resource, to zero environmental, and low-carbon (LC), environmental protection, the feature such as energy-conservation.
According to calculating, for the distributed energy resource system that the rated power miniature gas turbine that is 30kW combines with ammonia water absorbing refrigerator, in refrigeration mode, electric load 30kW can be provided to user, refrigeration duty 5.85kW and domestic hot-water's load 9.15kW simultaneously; In heating pattern, system can provide electric load 30kW to user simultaneously, thermic load and domestic hot-water's load 35.42kW; The cold electric overall efficiency in this miniature co-feeding system summer reaches 32%, and the thermoelectricity overall efficiency of winter and spring and autumn reaches 58%, and the total energy approach rate of whole system whole year reaches 63%.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention, and Fig. 2 is absorption refrigeration cell schematics, and Fig. 3 is that merit is cold and for cell schematics.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention is the distributed energy resource system of multiple renewable energy sources complementation, is made up of system control unit, solar energy heating unit, biogas fermentation unit, biological fuel gas processing unit, miniature gas turbine generator unit, absorption refrigeration unit, it is characterized in that system control unit is connected respectively with remaining element, solar energy heating unit is connected with biogas fermentation unit and miniature gas turbine generator unit respectively, biogas fermentation unit is connected with solar energy heating unit and biological fuel gas processing unit respectively, biological fuel gas processing unit is connected with biogas fermentation unit and miniature gas turbine generator unit respectively, miniature gas turbine generator unit is connected with biological fuel gas processing unit and absorption refrigeration unit respectively, and absorption refrigeration unit is connected with miniature gas turbine generator unit, wherein water storing tank 2 is connected with solar thermal collector 1 by the first valve V1, First Heat Exchanger E1 respectively with blower fan P3, water storing tank 2, first pump P2, second valve V7 is connected, marsh-gas fermentation tank 3 is connected with water storing tank 2 by the 3rd valve V2, compressed tanks 4 is connected with marsh gas generation pot 3 by the 4th valve V3, purification and gas storage equipment 5 are connected with compressed tanks 4 by the 5th valve V4, miniature gas turbine 6 is connected with purification and gas storage equipment 5 by the 6th valve V5, miniature gas turbine 6 respectively with First Heat Exchanger E1, second heat exchanger E2, generator is connected, second heat exchanger E2 is connected with the second pump P4 and condenser 7 respectively, choke valve 8 is connected with condenser 7, evaporimeter 9 is connected with choke valve 8, absorber 10 respectively with evaporimeter 9, second heat exchanger E2 and the second pump P4 is connected.
as shown in Figure 1,solar energy heating unit comprises: solar thermal collector 1, hydraulic pipeline, water storing tank 2, and water return pipeline is connected in systems in which by pipeline, carries out switching control by the valve on pipeline; Water storing tank 2 is connected with solar thermal collector 1 by the first valve V1, and First Heat Exchanger E1 is connected with blower fan P3, water storing tank 2, first pump P2, the second valve V7 respectively.
Solar thermal collector is solar cooker, or glass vacuum pipe heat collector, or disc type solar energy heat collector, or trough type solar heat-collector, or tower type solar heat collector.
as shown in Figure 1,biogas fermentation unit comprises marsh-gas fermentation tank 3, compressed tanks 4, connect in systems in which by pipeline, the hot water heating that marsh-gas fermentation tank utilizes solar thermal collector to produce, the marsh-gas fermentation tank 3 of described band insulation adopts iron and steel or plastics or thin-film material to make, and its insulation material adopts mineral wool or polyurethane or polystyrene.
As shown in Figure 1, miniature gas turbine generator unit comprises: miniature gas turbine 6, phase asynchronous generating set, and miniature gas turbine and three phase induction generator group turning cylinder are connected together by shaft coupling; Miniature gas turbine adopt burning working medium to be that biogas fermentation unit produces, and through the high concentration biogas of biological fuel gas processing unit purification.
as shown in Figure 1, Figure 2, Figure 3 shows,absorption refrigeration unit comprises residual-heat exchanger, and namely the second heat exchanger E2, condenser 7, choke valve 8, evaporimeter 9, absorber 10, connect in systems in which by pipeline; Second heat exchanger E2 is connected with the second pump P4 and condenser 7 respectively, and choke valve 8 is connected with condenser 7, and evaporimeter 9 is connected with choke valve 8, and absorber 10 is connected with evaporimeter 9, second heat exchanger E2 and the second pump P4 respectively; Driving heat source needed for absorption refrigeration unit is the waste gas produced after miniature gas turbine generating, and flow working medium is ammoniawater mixtures, or lithium bromide-aqueous solution, or other non-azeotrope binary refrigerants working medium pair.
as shown in Figure 1, Figure 2, Figure 3 shows,can to drive with ammonia-water be working medium to the waste gas that miniature gas turbine generator unit produces, and the merit based on Kalina circulation is cold and for system; Waste heat merit is cold and be connected with the second pump P4 and vapor superheater 13 respectively for the second heat exchanger E2 in unit, merit is cold and be connected with vapor superheater 13 for power turbine 14, choke valve 8 is cold with merit and be connected for power turbine 14, fan coil on evaporimeter 9 is connected with choke valve 8, and absorber 10 is connected with fan coil, the second heat exchanger E2 and the second pump P4 respectively.
the course of work of the present invention is: solar thermal collector 1 absorbs solar radiant energy by vacuum tube top layer heat-absorbing material, and is translated into the heat energy of hot water, is stored in water storing tank 2.A hot water part in water storing tank 2 arrives First Heat Exchanger E1 by pump P2, and the air generation heat exchange with purifying through air cleaning facility 11, makes air themperature raise, and then get back in water storing tank 2.Another part hot water in water storing tank 2 is connected with marsh-gas fermentation tank 3 by the 3rd valve V, transfers heat to fermentation tank and materials inside thereof, makes marsh-gas fermentation tank 3 be in temperature constant state, and carry out constant-temperatureanaerobic anaerobic fermentation, produces biogas.Fermentation raw material in marsh-gas fermentation tank 3 can be cow dung, agricultural crop straw or other organic mixtures.The biogas produced passes into compressed tanks 4 through the 4th valve V and carries out pressurized treatment, first carries out purification subsequently, can adopt the method for chemical absorbing, physical purification and biological eliminating to achieve the goal in purification and gas storage equipment 5.Biogas after purifying, its methane content more than 90%, can meet the acting requirement of miniature gas turbine 6, and, pure biogas can be provided to export for user.
Miniature gas turbine 6 is connected with purification and gas storage equipment 5, First Heat Exchanger E1 respectively by the 6th valve V5, the second valve V7.Air inlet is the hot-air after First Heat Exchanger E1 heats and the biogas gaseous mixture after purifying, and then by adiabatic compression, isobaric heating, adiabatic expansion and isobaric heat release Four processes, completes and does work and drive electrical generators generating.Miniature gas turbine 6 waste gas out has certain temperature, through the second heat exchanger E2, transfer heat to the working fluid in absorption refrigeration unit, working fluid can use ammonia water mixture, pass into condenser 7 by high concentration ammonia after thermal evaporation to be condensed, again by choke valve 8 reducing pressure by regulating flow, outwardly carry cold by evaporimeter 9.After gaseous working fluid absorbs heat in evaporimeter 9, pass into coupled absorber 10, and absorbed by the weak solution in the second heat exchanger E2, be delivered to the second heat exchanger E2 by the second pump P4 and complete whole circulation.
Miniature gas turbine 6 outlet exhaust is after heat exchanger E2 lowers the temperature, then by the 3rd heat exchanger E3 heating biogas fermentation tank 3 hot water out, waste gas drains into air.3rd heat exchanger E3 can provide hot water to user.Marsh-gas fermentation tank 3 hot water is out delivered to solar thermal collector 1 through the 3rd pump P1 and completes whole system process.
Wherein, absorption refrigeration unit can be used waste heat merit cold and replace for unit, comprises residual-heat exchanger, steam generator, turbine, generator, choke valve, fan coil, condensation absorber, control assembly etc.Residual-heat exchanger passes through heat transfer process, gas turbine used heat is transferred to steam generator, heating ammonia-water mixed solution produces steam, promote the generating of turbine acting drive electrical generators, turbine exhaust steam, after choke valve step-down cooling, outwardly carries cold by fan coil, exhaust steam finally enters condensation absorber, mix with the weak solution in generator, by pump pressurized delivered to steam generator, complete a circulation.
Waste heat merit is cold and for unit detailed description of the invention be: the second heat exchanger E2 is connected with pump P4 and vapor superheater 13 respectively, merit is cold and be connected with vapor superheater 13 for power turbine 14, choke valve 8 is cold with merit and be connected for power turbine 14, fan coil 9 is connected with choke valve 8, and absorber 10 is connected with fan coil 9, second heat exchanger E2 and the second pump P4 respectively.
Waste heat merit is cold and for cell operation principle be: miniature gas turbine 6 waste gas out has certain temperature, through heat exchanger E2, transfer heat to waste heat merit cold and for the working fluid in unit, working fluid can use ammonia water mixture, first overheated through vapor superheater 13 by high concentration ammonia after thermal evaporation, pass into the cold generating and confession power turbine 14 does work of merit again, merit is cold and be connected with heat exchanger E2 for power turbine 14, turbine outlet exhaust steam pressure ratio is lower, again by choke valve 8 reducing pressure by regulating flow, outwardly carry cold by the fan coil on evaporimeter 9.After gaseous working fluid absorbs heat in fan coil, pass into coupled absorber 10, and absorbed by the weak solution in the second heat exchanger E2, be delivered to the second heat exchanger E2 by the second pump P4 and complete whole circulation.

Claims (7)

1. the distributed energy resource system of multiple renewable energy sources complementation, is made up of system control unit, solar energy heating unit, biogas fermentation unit, biological fuel gas processing unit, miniature gas turbine generator unit, absorption refrigeration unit, it is characterized in that system control unit is connected respectively with remaining element, solar energy heating unit is connected with biogas fermentation unit and miniature gas turbine generator unit respectively, biogas fermentation unit is connected with solar energy heating unit and biological fuel gas processing unit respectively, biological fuel gas processing unit is connected with biogas fermentation unit and miniature gas turbine generator unit respectively, miniature gas turbine generator unit is connected with biological fuel gas processing unit and absorption refrigeration unit respectively, and absorption refrigeration unit is connected with miniature gas turbine generator unit, wherein water storing tank (2) is connected with solar thermal collector (1) by the first valve (V1), First Heat Exchanger (E1) respectively with blower fan (P3), water storing tank (2), first pump (P2), second valve (V7) is connected, marsh-gas fermentation tank (3) is connected with water storing tank (2) by the 3rd valve (V2), compressed tanks (4) is connected with marsh gas generation pot (3) by the 4th valve (V3), purification and gas storage equipment (5) are connected with compressed tanks (4) by the 5th valve (V4), miniature gas turbine (6) is connected with purification and gas storage equipment (5) by the 6th valve (V5), miniature gas turbine (6) respectively with First Heat Exchanger (E1), second heat exchanger (E2), generator is connected, second heat exchanger (E2) is connected with the second pump (P4) and condenser (7) respectively, choke valve (8) is connected with condenser (7), evaporimeter (9) is connected with choke valve (8), absorber (10) respectively with evaporimeter (9), second heat exchanger (E2) and the second pump (P4) are connected.
2. the distributed energy resource system of multiple renewable energy sources complementation according to claim 1, it is characterized in that, solar energy heating unit comprises: solar thermal collector (1), hydraulic pipeline, water storing tank (2), water return pipeline, connects in systems in which by pipeline, carries out switching control by the valve on pipeline; Water storing tank (2) is connected with solar thermal collector (1) by the first valve (V1), and First Heat Exchanger (E1) is connected with blower fan (P3), water storing tank (2), the first pump (P2), the second valve (V7) respectively.
3. the distributed energy resource system of multiple renewable energy sources complementation according to claim 1, it is characterized in that solar thermal collector is solar cooker, or glass vacuum pipe heat collector, or disc type solar energy heat collector, or trough type solar heat-collector, or tower type solar heat collector.
4. the distributed energy resource system of multiple renewable energy sources complementation according to claim 1, it is characterized in that, biogas fermentation unit comprises marsh-gas fermentation tank (3), compressed tanks (4), connect in systems in which by pipeline, the hot water heating that marsh-gas fermentation tank utilizes solar thermal collector to produce.
5. the distributed energy resource system of multiple renewable energy sources complementation according to claim 1, it is characterized in that, miniature gas turbine generator unit comprises: miniature gas turbine (6), phase asynchronous generating set, miniature gas turbine and three phase induction generator group turning cylinder are connected together by shaft coupling; Miniature gas turbine adopt burning working medium to be that biogas fermentation unit produces, and through the high concentration biogas of biological fuel gas processing unit purification.
6. the distributed energy resource system of multiple renewable energy sources complementation according to claim 1, it is characterized in that, absorption refrigeration unit comprises residual-heat exchanger, namely the second heat exchanger (E2), condenser (7), choke valve (8), evaporimeter (9), absorber (10), connect in systems in which by pipeline; Second heat exchanger (E2) is connected with the second pump (P4) and condenser (7) respectively, choke valve (8) is connected with condenser (7), evaporimeter (9) is connected with choke valve (8), and absorber (10) is connected with evaporimeter (9), the second heat exchanger (E2) and the second pump (P4) respectively; Driving heat source needed for absorption refrigeration unit is the waste gas produced after miniature gas turbine generating, and flow working medium is ammoniawater mixtures, or lithium bromide-aqueous solution, or other non-azeotrope binary refrigerants working medium pair.
7. the distributed energy resource system of multiple renewable energy sources complementation according to claim 1, is characterized in that what can to drive with ammonia-water be working medium for waste gas that miniature gas turbine generator unit produces, and the merit based on Kalina circulation is cold and for system; Waste heat merit is cold and be connected with the second pump (P4) and vapor superheater (13) respectively for the second heat exchanger (E2) in unit, merit cold and for power turbine (14) be connected with vapor superheater (13), choke valve (8) cold with merit and for power turbine (14) be connected, fan coil on evaporimeter (9) is connected with choke valve (8), and absorber (10) is connected with fan coil, the second heat exchanger (E2) and the second pump (P4) respectively.
CN201310417199.3A 2013-09-13 2013-09-13 The distributed energy resource system of multiple renewable energy sources complementation CN103471286B (en)

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CN104791099A (en) * 2015-03-06 2015-07-22 西南交通大学 Alpine region clean energy comprehensive utilization system
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CN104832289B (en) * 2015-05-06 2017-12-05 湖南康拜恩分布式能源科技有限公司 The supply of cooling, heating and electrical powers energy source station system and method for gas turbine and gas internal-combustion engine
CN109324650A (en) * 2018-09-30 2019-02-12 中原工学院 Novel agricultural Ecological Greenhouse intelligent linkage system
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