CN109538354A - The domain type NG Distributed Energy System and operational mode of more energy storage modes - Google Patents
The domain type NG Distributed Energy System and operational mode of more energy storage modes Download PDFInfo
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- CN109538354A CN109538354A CN201811562381.7A CN201811562381A CN109538354A CN 109538354 A CN109538354 A CN 109538354A CN 201811562381 A CN201811562381 A CN 201811562381A CN 109538354 A CN109538354 A CN 109538354A
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- 238000004146 energy storage Methods 0.000 title claims abstract description 62
- 238000003860 storage Methods 0.000 claims abstract description 107
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 238000009825 accumulation Methods 0.000 claims abstract description 15
- 238000005057 refrigeration Methods 0.000 claims description 50
- 239000007789 gas Substances 0.000 claims description 39
- 230000005611 electricity Effects 0.000 claims description 37
- 239000002918 waste heat Substances 0.000 claims description 37
- 238000001816 cooling Methods 0.000 claims description 24
- 239000000498 cooling water Substances 0.000 claims description 21
- 238000002485 combustion reaction Methods 0.000 claims description 17
- 239000000446 fuel Substances 0.000 claims description 16
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 16
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims description 14
- 238000010248 power generation Methods 0.000 claims description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 9
- 238000005338 heat storage Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 239000003345 natural gas Substances 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 claims description 4
- 239000000567 combustion gas Substances 0.000 claims description 2
- 230000008030 elimination Effects 0.000 description 9
- 238000003379 elimination reaction Methods 0.000 description 9
- 230000000295 complement effect Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 239000003517 fume Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000031709 bromination Effects 0.000 description 1
- 238000005893 bromination reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
-
- 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
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
- F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
-
- 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
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
- F01K23/10—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
- F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/02—Other domestic- or space-heating systems consisting of self-contained heating units, e.g. storage heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0017—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
- F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
- F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
-
- 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
- Y02E10/50—Photovoltaic [PV] 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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The present invention relates to NG Distributed Energy System, the domain type NG Distributed Energy System and operational mode of especially more energy storage modes.It includes gas turbine (4), solar power system (5), power storage system (6), steam turbine (7) and electric user (8), the gas turbine (4) is connected with power storage system (6) through cable, the gas turbine (4) is also connected with electric user (8) through cable, the solar power system (5), power storage system (6), electric user (8) is sequentially connected with through cable, the steam turbine (7) is connected with power storage system (6) through cable, the steam turbine (7) is also connected with electric user (8) through cable.The present invention can be improved running efficiency of system, reduce electric refrigerating machine crew qiting capacity by configuring the equipment such as power storage system, storage cold heat tank, accumulation of heat water pot.
Description
Technical field
The present invention relates to NG Distributed Energy System, the domain type Distribution of Natural formula energy of especially more energy storage modes
Source system and operational mode.
Background technique
For being suitable for industrial park, the manufacturing industry garden etc. of distributed energy, current construction area type natural gas mostly
Distributed energy resource system.Domain type NG Distributed Energy System using Combined cycle gas-steam turbine system as electricity generation system, then
By waste heat boiler, steam-driven lithium bromide absorption refrigerating machine come cascade utilization fume afterheat, while assisting utilizing electric refrigerating machine, combustion
The peak regulations stand-by equipment such as gas boiler, gas fired-boiler are used generally as stand-by equipment in host unit or electric refrigerating machine failure.
NG Distributed Energy System installation equipping rules are generally " with cold and hot fixed electricity, undermatching ", and equipment is installed according to whole year most
Big load is chosen, but current this configuration mode will lead to electric refrigerating machine that installation is excessive, and electric refrigerating machine number of units is more, system
The long-term underrun of host, subsidiary engine.
Summary of the invention
The object of the present invention is to provide a kind of domain type NG Distributed Energy Systems of more energy storage modes, pass through
The equipment such as power storage system, storage cold heat tank, accumulation of heat water pot are configured, running efficiency of system can be improved, electric refrigerating machine machine is reduced and assembles
Set capacity；The operational mode of the domain type NG Distributed Energy System of more energy storage modes is additionally provided, more energy storage are provided
Mode, power storage system therein can smooth solar power generation load, formation provides multiple forms of energy to complement each other system；Using power storage system instead of
Inverter in conventional photovoltaic system, plays the role of rectifier, by photovoltaic institute electricity on-site elimination, reach natural gas with
Photovoltaic complemental power-generation, the collocation of power storage system and domain type NG Distributed Energy System gas turbine, can make unit pair
FM signal quick response promotes unit performance driving economy, while sufficiently step deep exploitation fume afterheat, improves whole system
Comprehensive energy utilization efficiency.
In order to solve the above technical problems, the present invention adopts the following technical scheme that:
The domain type NG Distributed Energy System of more energy storage modes includes gas turbine, solar power system, storage
Electric system, steam turbine and electric user, the gas turbine are connected with power storage system through cable, and the gas turbine is also through electricity
Cable is connected with electric user, and the solar power system, power storage system, electric user are sequentially connected with through cable, the steam
Turbine is connected with power storage system through cable, and the steam turbine is also connected with electric user through cable.Since domain type is natural
Gas distributed energy resource system place is more sufficient, therefore solar power generation system can be arranged on energy source station building roof and vacant lot
System, improves renewable energy utilization rate and system effectiveness, solar power system electricity power are adjusted through power storage system, all
Direct power supply user's on-site elimination in electric user is supplied, here with power storage system instead of the inverter in conventional photovoltaic system,
Play the role of rectifier.This kind of arrangement makes gas turbine, solar power system, power storage system, steam turbine
It is complementary.
The domain type NG Distributed Energy System of more energy storage modes above-mentioned further includes feed pump, waste heat boiler, steaming
Vapour type refrigeration machine, storage cold heat tank, cold/warm user, cooling water pump and electric refrigerating machine, the steam turbine are also connected with through pipeline
Waste heat boiler, the gas turbine, waste heat boiler, steam type refrigeration machine, cold/warm user are sequentially connected with through pipeline, the water supply
Pump is also connected with waste heat boiler through pipeline, and one end of the storage cold heat tank is connected with steam type refrigeration machine, the storage through pipeline
The other end of cold heat tank is connected with cold/warm user through pipeline；The cooling water pump, electric refrigerating machine, cold/warm user are suitable through pipeline
Secondary connection, the electric refrigerating machine are also connected with storage cold heat tank through pipeline.This kind of arrangement is with accumulating and fetching generation part electricity refrigeration.
Further, the domain type NG Distributed Energy System of more energy storage modes above-mentioned further includes fuel compression
Machine, air compressor, combustion chamber, the fuel compressor, combustion chamber, gas turbine are sequentially connected with through pipeline, the air pressure
Contracting machine also connects combuster through pipeline.
The domain type NG Distributed Energy System of more energy storage modes above-mentioned further includes changing through pipeline is sequentially connected
Hot device, accumulation of heat water pot and hot water user, one end of the heat exchanger are connected with hot water user through pipeline, the heat exchanger it is another
End is connected with waste heat boiler through pipeline.
The domain type NG Distributed Energy System of more energy storage modes above-mentioned, the solar power system is by the sun
Energy solar panel, bracket, controller three parts composition, wherein solar panel is fixed through bracket, the solar panel electricity
It is connected to controller.The solar power system includes three solar panel, bracket and controller major parts, too
Positive energy electricity generation system institute electricity is directly stored in power storage system, then is converted into alternating current for users to use by power storage system,
With power storage system instead of the inverter in conventional solar photovoltaic generation system, play the role of rectifier.
The domain type NG Distributed Energy System of more energy storage modes above-mentioned, the power storage system are battery energy storage system
At least one of system, flywheel energy storage system, super capacitor energy storage system, Power Flow system, compressed-air energy-storage system,
Energy-storage system has frequency modulation and peak regulation dual function.Further, the steam type refrigeration machine includes steam type lithium bromide refrigerating
Machine and steam type heat pump.This kind of arrangement can either realize summer cooling, moreover it is possible to realize heat supply in winter.
The operational mode of the domain type NG Distributed Energy System of more energy storage modes, using more energy storage modes above-mentioned
Domain type NG Distributed Energy System, including following procedure:
Natural gas enters combustion chamber after fuel compressor compresses, and mixes combustion with through the compressed air of air compressor
It burns, forms the flue gas of high temperature and pressure, the flue gas of high temperature and pressure enters gas turbine power generation, and institute's electricity is in power surges phase whole
Electric user is supplied directly to use；It supplies electric user in electric power trough period a part to use, another part is put into power storage system and deposits
Storage is got up, and the electricity user includes direct power supply user and power grid；Gas turbine exiting flue gas is directly entered tail portion waste heat boiler, remaining
Heat boiler water supply is divided into three parts after feed pump enters waste heat boiler: high-pressure steam, Low pressure steam and high-temperature-hot-water,
Mesohigh vapor enters steam turbine acting, and institute's electricity all supplies electric user in power surges phase and directly uses, in electricity
Power trough period a part supplies electric user and uses, and another part is put into power storage system and stores；In domain type natural gas point
Solar power system is arranged on the building roof of cloth energy resource system and vacant lot, solar power system electricity power is through storing up
Electric system is adjusted, and all supplies direct power supply user's on-site elimination in electric user.
The operational mode of the domain type NG Distributed Energy System of more energy storage modes above-mentioned, further includes following mistake
Journey: Low pressure steam enters steam type refrigeration machine, and steam type refrigeration machine includes steam type lithium bromide refrigerator and steam type herein
Heat pump can be realized summer cooling and heat supply in winter, wherein storage cold heat tank in summer be cold storage tank, in winter when be heat accumulation
Tank；Cold/warm user is colod-application family in summer, in winter when be heat user；Summer cooling period, in colod-application family load valley
Phase, cold water a part that steam type refrigeration machine generates are stored into cold storage tank, and another part is formation cooling after colod-application family cooling supply
Water return water；Since colod-application family load valley is also electric customer charge low ebb, electric refrigerating machine and steam type refrigeration machine for cold water ratio
Example is obtained by system carrying out practically economy inverse.The temperature that the cold water cooling that electric refrigerating machine supplies cooling water pump is needed to user
Degree, a portion cold water are stored into cold storage tank, and another part is formation cooling water return water after colod-application family cooling supply；At colod-application family
Whole cold water that load peak period, steam type refrigeration machine and electric refrigerating machine generate supply colod-application family, and redundance is by storing up
Cold tank coordinates cooling supply.Such mode can guarantee that steam type refrigeration machine and electric refrigerating machine capacity configuration are minimum, while can guarantee system
The system long-term heavy-duty service of equipment, lifting system operational efficiency.
The operational mode of the domain type NG Distributed Energy System of more energy storage modes above-mentioned further includes following procedure:
In heat supply in winter period, in warm customer charge low ebb period, hot water a part that steam type refrigeration machine generates is stored into heat storage can,
Another part is warm user's heating, and electric refrigerating machine deactivates at this time；In warm customer charge peak time, what steam type refrigeration machine generated
Whole hot water supply warm user, and redundance is coordinated to heat by heat storage can.
The operational mode of the domain type NG Distributed Energy System of more energy storage modes above-mentioned, further includes following mistake
Journey: waste heat boiler generate high-temperature-hot-water after heat exchanger, hot water using low ebb period a part supply hot water user, one
Divide to be put into accumulation of heat water pot and store；Peak time is used in hot water, coordinates to supply by heat exchanger tail portion hot water and accumulation of heat water pot
Heat.
Compared with prior art, the invention has the beneficial effects that:
1, for domain type NG Distributed Energy System provide more energy storage mode-power storage systems, Chu Leng (heat) tank,
Four kinds of form energy-storage systems such as accumulation of heat water pot；Power storage system therein and domain type NG Distributed Energy System gas turbine
Collocation, unit can be made to FM signal quick response, promote unit performance driving economy, while can smooth solar power generation
Load forms system of providing multiple forms of energy to complement each other, and can solar power system institute electricity whole on-site elimination be reduced and be rushed to power grid
It hits, while peak load shifting can be played the role of to system.
2, cooling supply and heating use same storage tank, provide cooling supply period and heating period two different operation moulds
Running efficiency of system 5% or so can be improved in formula, and electric refrigerating machine is reduced in economic limit and configures 30%-50%, promotes unit peace
Full property and energy supply flexibility.
3, rectifier is played the role of instead of the inverter in conventional photovoltaic system using power storage system, by photovoltaic
Institute's electricity on-site elimination reaches natural gas and photovoltaic complemental power-generation, while sufficiently step deep exploitation fume afterheat, entire to be
Comprehensive energy utilization efficiency of uniting improves 5% or so.
Detailed description of the invention
Fig. 1 is work flow diagram of the invention.
The meaning of appended drawing reference: 1- fuel compressor, 2- air compressor, the combustion chamber 3-, 4- gas turbine, 5- solar energy
Electricity generation system, 6- power storage system, 7- steam turbine, 8- electricity user, 9- feed pump, 10- waste heat boiler, 11- steam type refrigeration machine,
12- stores up cold heat tank, cold/warm user of 13-, 14- heat exchanger, 15- accumulation of heat water pot, 16- hot water user, 17- cooling water pump, 18- electricity
Refrigeration machine.
The present invention is further illustrated with reference to the accompanying drawings and detailed description.
Specific embodiment
The embodiment of the present invention 1: as shown in Figure 1, the domain type NG Distributed Energy System of more energy storage modes includes
Fuel compressor 1, air compressor 2, combustion chamber 3, gas turbine 4, power storage system 6, electric user 8, feed pump 9, waste heat boiler
10, steam type refrigeration machine 11, storage cold heat tank 12, cold/warm user 13, cooling water pump 17 and electric refrigerating machine 18, the fuel compression
Machine 1, combustion chamber 3, gas turbine 4, power storage system 6 are sequentially connected with through pipeline, and the air compressor 2 is also connected with combustion through pipeline
Room 3 is burnt, the gas turbine 4 is also connected with electric user 8 through pipeline.The gas turbine 4, waste heat boiler 10, steam type refrigeration
Machine 11, cold/warm user 13 are sequentially connected with through pipeline, and the feed pump 9 is also connected with waste heat boiler 10 through pipeline, and the storage is cold/
One end of hot tank 12 is connected with steam type refrigeration machine 11 through pipeline, the other end of the storage cold heat tank 12 through pipeline be connected with it is cold/
Warm user 13；The cooling water pump 17, electric refrigerating machine 18, cold/warm user 13 are sequentially connected with through pipeline, and the electric refrigerating machine 18 is also
Storage cold heat tank 12 is connected with through pipeline.The domain type NG Distributed Energy System of more energy storage modes further includes suitable through pipeline
Heat exchanger 14, accumulation of heat water pot 15 and the hot water user 16 of secondary connection, one end of the heat exchanger 14 are connected with hot water through pipeline and use
The other end at family 16, the heat exchanger 14 is connected with waste heat boiler 10 through pipeline.
Further, the domain type NG Distributed Energy System of more energy storage modes further includes solar power system 5,
The solar power system 5, power storage system 6, electric user 8 are sequentially connected with through pipeline.Due to domain type Distribution of Natural formula energy
Source system place is more sufficient, therefore solar power system 5 can be arranged on energy source station building roof and vacant lot, and raising can be again
Raw energy utilization rate and system effectiveness, 5 electricity power of solar power system are adjusted through power storage system 6, and all supply electricity is used
Direct power supply user's on-site elimination in family 8 plays rectifier with power storage system instead of the inverter in conventional photovoltaic system
Effect, make photovoltaic power generation whole on-site elimination.The domain type NG Distributed Energy System of more energy storage modes further includes steaming
Steam turbine 7, the waste heat boiler 10, steam turbine 7, electric user 8 are sequentially connected with through pipeline, and the steam turbine 7 is also through pipeline
It is connected with power storage system 6.
Embodiment 2: as shown in Figure 1, the domain type NG Distributed Energy System of more energy storage modes includes fuel compression
Machine 1, air compressor 2, combustion chamber 3, gas turbine 4, power storage system 6, electric user 8, feed pump 9, waste heat boiler 10, steam type
Refrigeration machine 11, storage cold heat tank 12, cold/warm user 13, cooling water pump 17 and electric refrigerating machine 18, the fuel compressor 1, burning
Room 3, gas turbine 4, power storage system 6 are sequentially connected with through pipeline, and the air compressor 2 also connects combuster 3, institute through pipeline
It states gas turbine 4 and is also connected with electric user 8 through pipeline.The gas turbine 4, waste heat boiler 10, steam type refrigeration machine 11, it is cold/
Warm user 13 is sequentially connected with through pipeline, and the feed pump 9 is also connected with waste heat boiler 10 through pipeline, the storage cold heat tank 12
One end is connected with steam type refrigeration machine 11 through pipeline, and the other end of the storage cold heat tank 12 is connected with cold/warm user through pipeline
13；The cooling water pump 17, electric refrigerating machine 18, cold/warm user 13 are sequentially connected with through pipeline, and the electric refrigerating machine 18 is also through pipeline
It is connected with storage cold heat tank 12.Further, the power storage system 6 is battery energy storage system, flywheel energy storage system, super capacitor
At least one of device energy-storage system, Power Flow system, compressed-air energy-storage system, energy-storage system have frequency modulation and peak regulation double
Weight function.
Embodiment 3: as shown in Figure 1, the domain type NG Distributed Energy System of more energy storage modes includes fuel compression
Machine 1, air compressor 2, combustion chamber 3, gas turbine 4, power storage system 6, electric user 8, feed pump 9, waste heat boiler 10, steam type
Refrigeration machine 11, storage cold heat tank 12, cold/warm user 13, cooling water pump 17 and electric refrigerating machine 18, the fuel compressor 1, burning
Room 3, gas turbine 4, power storage system 6 are sequentially connected with through pipeline, and the air compressor 2 also connects combuster 3, institute through pipeline
It states gas turbine 4 and is also connected with electric user 8 through pipeline.The gas turbine 4, waste heat boiler 10, steam type refrigeration machine 11, it is cold/
Warm user 13 is sequentially connected with through pipeline, and the feed pump 9 is also connected with waste heat boiler 10 through pipeline, the storage cold heat tank 12
One end is connected with steam type refrigeration machine 11 through pipeline, and the other end of the storage cold heat tank 12 is connected with cold/warm user through pipeline
13；The cooling water pump 17, electric refrigerating machine 18, cold/warm user 13 are sequentially connected with through pipeline, and the electric refrigerating machine 18 is also through pipeline
It is connected with storage cold heat tank 12.Further, the steam type refrigeration machine 11 includes steam type lithium bromide refrigerator and steam type heat
Pump.This kind of arrangement can either realize summer cooling, moreover it is possible to realize heat supply in winter.
Embodiment 4: as shown in Figure 1, the domain type NG Distributed Energy System of more energy storage modes includes gas turbine
4, solar power system 5, power storage system 6, steam turbine 7 and electric user 8, the gas turbine 4 are connected with storage through cable
Electric system 6, the gas turbine 4 are also connected with electric user 8, the solar power system 5, power storage system 6, electricity through cable
User 8 is sequentially connected with through cable, and the steam turbine 7 is connected with power storage system 6 through cable, and the steam turbine 7 also passes through
Cable is connected with electric user 8.It, can be in energy source station since domain type NG Distributed Energy System place is more sufficient
Solar power system 5 is arranged on building roof and vacant lot, improves renewable energy utilization rate and system effectiveness, solar power generation
5 electricity power of system is adjusted through power storage system 6, all supplies direct power supply user's on-site elimination in electric user 8, here with storage
Electric system 6 plays the role of rectifier instead of the inverter in conventional photovoltaic system.This kind of arrangement makes combustion gas wheel
Machine 4, solar power system 5, power storage system 6, steam turbine 7 are complementary.
The domain type NG Distributed Energy System of more energy storage modes further includes feed pump 9, waste heat boiler 10, steam type
Refrigeration machine 11, storage cold heat tank 12, cold/warm user 13, cooling water pump 17 and electric refrigerating machine 18, the steam turbine 7 is also through pipeline
It is connected with waste heat boiler 10, the gas turbine 4, waste heat boiler 10, steam type refrigeration machine 11, cold/warm user 13 are suitable through pipeline
Secondary connection, the feed pump 9 are also connected with waste heat boiler 10 through pipeline, and one end of the storage cold heat tank 12 is connected with through pipeline
The other end of steam type refrigeration machine 11, the storage cold heat tank 12 is connected with cold/warm user 13 through pipeline；The cooling water pump 17,
Electric refrigerating machine 18, cold/warm user 13 are sequentially connected with through pipeline, and the electric refrigerating machine 18 is also connected with storage cold heat tank 12 through pipeline.
This kind of arrangement is with accumulating and fetching generation part electricity refrigeration.Further, the domain type Distribution of Natural formula energy of more energy storage modes
System further includes fuel compressor 1, air compressor 2, combustion chamber 3, and the fuel compressor 1, combustion chamber 3, gas turbine 4 pass through
Pipeline is sequentially connected with, and the air compressor 2 also connects combuster 3 through pipeline.
In addition, the domain type NG Distributed Energy System of more energy storage modes further includes through the sequentially connected heat exchange of pipeline
One end of device 14, accumulation of heat water pot 15 and hot water user 16, the heat exchanger 14 are connected with hot water user 16, the heat exchange through pipeline
The other end of device 14 is connected with waste heat boiler 10 through pipeline.The solar power system 5 is by solar panel, bracket, control
Device three parts composition processed, wherein solar panel is fixed through bracket, and the solar panel is electrically connected to controller.It is described
Solar power system 5 includes three solar panel, bracket and controller major parts, 5 institute of solar power system
Electricity is directly stored in power storage system 6, then is converted into alternating current for users to use by power storage system 6, is taken with power storage system 6
For the inverter in conventional solar photovoltaic generation system, play the role of rectifier.Specifically, the power storage system 6
For battery energy storage system, flywheel energy storage system, super capacitor energy storage system, Power Flow system, compressed-air energy-storage system
At least one of.Energy-storage system 6 has frequency modulation and peak regulation dual function.The steam type refrigeration machine 11 includes steam type bromination
Lithium refrigeration machine and steam type heat pump.This kind of arrangement can either realize summer cooling, moreover it is possible to realize heat supply in winter.
Embodiment 5: as shown in Figure 1, the operational mode of the domain type NG Distributed Energy System of more energy storage modes, is adopted
With the domain type NG Distributed Energy System of more energy storage modes above-mentioned, including following procedure:
Natural gas enters combustion chamber 3 after the compression of fuel compressor 1, mixes with through the compressed air of air compressor 2
Burning forms the flue gas of high temperature and pressure, and the flue gas of high temperature and pressure enters the power generation of gas turbine 4, and institute's electricity is in power surges phase
Electric user 8 is all supplied directly to use；It supplies electric user 8 in electric power trough period a part to use, another part is put into storage system
It is stored in system 6, the electricity user 8 includes direct power supply user and power grid；4 exiting flue gas of gas turbine is directly entered more than tail portion
Heat boiler 10, waste heat boiler water supply are divided into three parts after feed pump 9 enters waste heat boiler 10: high-pressure steam, low pressure water are steamed
Gas and high-temperature-hot-water, wherein high-pressure steam enters the acting of steam turbine 7, and institute's electricity in power surges phase, all use by supply electricity
Family 8 directly uses, and supplies electric user 8 in electric power trough period a part and uses, another part is put into power storage system 6 and stores
Come；Solar power system 5, solar energy hair are arranged on the building roof of domain type NG Distributed Energy System and vacant lot
5 electricity power of electric system is adjusted through power storage system 6, all supplies direct power supply user's on-site elimination in electric user 8.
Low pressure steam enters steam type refrigeration machine 11, and steam type refrigeration machine 11 includes steam type lithium bromide refrigerator herein
With steam type heat pump, summer cooling and heat supply in winter can be realized, wherein storage cold heat tank 12 is cold storage tank in summer, in the winter
Ji Shiwei heat storage can.Specifically, the storage cold heat tank 12 uses concrete water pot, summer mainly stores cold water, winter
Main storage hot water, pipeline can be realized using piping-main scheme.Cold/warm user 13 is colod-application family in summer, in winter when be
Heat user；In summer cooling period, in colod-application family load valley period, cold water a part storage that steam type refrigeration machine 11 generates is arrived
In cold storage tank, another part is formation cooling water return water after colod-application family cooling supply；Since colod-application family load valley is also that electric user 8 is negative
Lotus low ebb, electric refrigerating machine 18 and steam type refrigeration machine 11 are obtained for cold water ratio by system carrying out practically economy inverse.Electricity
The temperature that the cold water cooling that refrigeration machine 18 supplies cooling water pump 17 is needed to user, a portion cold water storage to cold storage tank
In, another part is formation cooling water return water after colod-application family cooling supply；In colod-application family load peak period, steam type refrigeration machine 11 with
And whole cold water that electric refrigerating machine 18 generates supply colod-application family, redundance coordinates cooling supply by cold storage tank.Such mode can be with
Guarantee that steam type refrigeration machine 11 and 18 capacity configuration of electric refrigerating machine are minimum, while can guarantee the long-term heavy-duty service of system equipment,
Lifting system operational efficiency.
In heat supply in winter period, in warm customer charge low ebb period, hot water a part that steam type refrigeration machine 11 generates is stored
Into heat storage can, another part is warm user's heating, and electric refrigerating machine 18 deactivates at this time；In warm customer charge peak time, steam
Whole hot water that type refrigeration machine 11 generates supply warm user, and redundance is coordinated to heat by heat storage can.
The high-temperature-hot-water that waste heat boiler 10 generates supplies hot water using low ebb period a part after heat exchanger 14, in hot water
User 16, and a part is put into accumulation of heat water pot 15 and stores；Use peak time in hot water, by 14 tail portion hot water of heat exchanger and
Accumulation of heat water pot 15 coordinates heat supply.
Claims (10)
- The domain type NG Distributed Energy System of the mode of energy storage more than 1., which is characterized in that including gas turbine (4), the sun Energy electricity generation system (5), power storage system (6), steam turbine (7) and electric user (8), the gas turbine (4) connect through cable Having power storage system (6), the gas turbine (4) is also connected with electric user (8) through cable, the solar power system (5), Power storage system (6), electric user (8) are sequentially connected with through cable, and the steam turbine (7) is connected with power storage system through cable (6), the steam turbine (7) is also connected with electric user (8) through cable.
- 2. the domain type NG Distributed Energy System of more energy storage modes according to claim 1, which is characterized in that also Including feed pump (9), waste heat boiler (10), steam type refrigeration machine (11), storage cold heat tank (12), cold/warm user (13), cooling Water pump (17) and electric refrigerating machine (18), the steam turbine (7) are also connected with waste heat boiler (10), the gas turbine through pipeline (4), waste heat boiler (10), steam type refrigeration machine (11), cold/warm user (13) are sequentially connected with through pipeline, and the feed pump (9) is also It being connected with waste heat boiler (10) through pipeline, one end of storage cold heat tank (12) is connected with steam type refrigeration machine (11) through pipeline, The other end of storage cold heat tank (12) is connected with cold/warm user (13) through pipeline；The cooling water pump (17), electric refrigerating machine (18), cold/warm user (13) are sequentially connected with through pipeline, and the electric refrigerating machine (18) is also connected with storage cold heat tank (12) through pipeline.
- 3. the domain type NG Distributed Energy System of more energy storage modes according to claim 2, which is characterized in that also Including fuel compressor (1), air compressor (2), combustion chamber (3), the fuel compressor (1), combustion chamber (3), combustion gas wheel Machine (4) is sequentially connected with through pipeline, and the air compressor (2) also connects combuster (3) through pipeline.
- 4. the domain type NG Distributed Energy System of more energy storage modes according to claim 2, which is characterized in that also Including through the sequentially connected heat exchanger of pipeline (14), accumulation of heat water pot (15) and hot water user (16), the one of the heat exchanger (14) End is connected with hot water user (16) through pipeline, and the other end of the heat exchanger (14) is connected with waste heat boiler (10) through pipeline.
- 5. the domain type NG Distributed Energy System of more energy storage modes according to claim 1, which is characterized in that institute It states solar power system (5) to be made of solar panel, bracket, controller three parts, wherein solar panel is through propping up Frame is fixed, and the solar panel is electrically connected to controller.
- 6. the domain type NG Distributed Energy System of more energy storage modes according to claim 2, which is characterized in that institute Stating power storage system (6) is battery energy storage system, flywheel energy storage system, super capacitor energy storage system, Power Flow system, compression At least one of air energy storage systems；The steam type refrigeration machine (11) includes steam type lithium bromide refrigerator and steam type heat Pump.
- The operational mode of the domain type NG Distributed Energy System of the mode of energy storage more than 7., using any institute of claim 1-6 The domain type NG Distributed Energy System for the more energy storage modes stated, which is characterized in that including following procedure:Natural gas enters combustion chamber (3) after fuel compressor (1) is compressed, and mixes with through air compressor (2) compressed air Combination burning forms the flue gas of high temperature and pressure, and the flue gas of high temperature and pressure enters gas turbine (4) power generation, and institute's electricity is in electric power height The peak phase all supplies electric user (8) and directly uses；It supplies electric user (8) in electric power trough period a part to use, another part is put Enter and stored in power storage system (6), the electricity user (8) includes direct power supply user and power grid；Gas turbine (4) exiting flue gas is directly entered tail portion waste heat boiler (10), waste heat boiler water supply through feed pump (9) enter more than Heat boiler is divided into three parts after (10): high-pressure steam, Low pressure steam and high-temperature-hot-water, wherein high-pressure steam enters steam Turbine (7) acting, institute's electricity all supply electric user (8) in power surges phase and directly use, in electric power trough period a part It supplies electric user (8) to use, another part is put into power storage system (6) and stores；Solar power system (5) are arranged on the building roof of domain type NG Distributed Energy System and vacant lot, the sun Energy electricity generation system (5) electricity power is adjusted through power storage system (6), and whole direct power supply users supplied in electric users (8) are on the spot Consumption.
- 8. the operational mode of the domain type NG Distributed Energy System of more energy storage modes according to claim 7, It is characterized in that, further includes following procedure:Low pressure steam enters steam type refrigeration machine (11), and steam type refrigeration machine (11) includes steam type lithium bromide refrigerator herein With steam type heat pump, summer cooling and heat supply in winter can be realized, wherein storage cold heat tank (12) is cold storage tank in summer, It is heat storage can when winter；Cold/warm user (13) are colod-application family in summer, in winter when be heat user；In summer cooling period, in colod-application family load valley period, cold water a part storage that steam type refrigeration machine (11) generates is arrived In cold storage tank, another part is formation cooling water return water after colod-application family cooling supply；Electric refrigerating machine (18) supplies cooling water pump (17) The temperature that is needed to user of cold water cooling, a portion cold water stores into cold storage tank, and another part is colod-application family cooling supply Cooling water return water is formed afterwards；In colod-application family load peak period, whole cold water that steam type refrigeration machine (11) and electric refrigerating machine (18) generate are supplied Colod-application family, redundance coordinate cooling supply by cold storage tank.
- 9. the operational mode of the domain type NG Distributed Energy System of more energy storage modes according to claim 8, It is characterized in that, further includes following procedure:In heat supply in winter period, in warm customer charge low ebb period, hot water a part storage that steam type refrigeration machine (11) generates is arrived In heat storage can, another part is warm user's heating, and electric refrigerating machine (18) deactivates at this time；In warm customer charge peak time, whole hot water that steam type refrigeration machine (11) generates supply warm user, redundance Coordinate to heat by heat storage can.
- 10. the operational mode of the domain type NG Distributed Energy System of more energy storage modes according to claim 9, It is characterized in that, further includes following procedure:The high-temperature-hot-water that waste heat boiler (10) generates supplies hot water using low ebb period a part after heat exchanger (14), in hot water User (16), a part are put into accumulation of heat water pot (15) and store；Peak time is used in hot water, by heat exchanger (14) tail portion Hot water and accumulation of heat water pot (15) coordinate heat supply.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111207436A (en) * | 2020-02-17 | 2020-05-29 | 中国科学院工程热物理研究所 | Heat pump electricity storage cogeneration system |
| CN113790469A (en) * | 2021-08-27 | 2021-12-14 | 西安交通大学 | Heat supply reactor cold and heat combined supply system with heat storage and peak regulation functions and operation method thereof |
| CN114877397A (en) * | 2022-05-11 | 2022-08-09 | 三河发电有限责任公司 | Coal-fired heating system |
| CN114961906A (en) * | 2022-06-28 | 2022-08-30 | 西安热工研究院有限公司 | System for quickly starting gas-steam combined cycle unit and operation method |
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2018
- 2018-12-20 CN CN201811562381.7A patent/CN109538354A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111207436A (en) * | 2020-02-17 | 2020-05-29 | 中国科学院工程热物理研究所 | Heat pump electricity storage cogeneration system |
| CN111207436B (en) * | 2020-02-17 | 2021-03-30 | 中国科学院工程热物理研究所 | Heat pump electricity storage cogeneration system |
| CN113790469A (en) * | 2021-08-27 | 2021-12-14 | 西安交通大学 | Heat supply reactor cold and heat combined supply system with heat storage and peak regulation functions and operation method thereof |
| CN114877397A (en) * | 2022-05-11 | 2022-08-09 | 三河发电有限责任公司 | Coal-fired heating system |
| CN114961906A (en) * | 2022-06-28 | 2022-08-30 | 西安热工研究院有限公司 | System for quickly starting gas-steam combined cycle unit and operation method |
| CN114961906B (en) * | 2022-06-28 | 2024-05-17 | 西安热工研究院有限公司 | System for quickly starting gas-steam combined cycle unit and operation method |
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