CN207905934U - A kind of synthesis distributed energy resource system of steam Optimum utilization - Google Patents
A kind of synthesis distributed energy resource system of steam Optimum utilization Download PDFInfo
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- CN207905934U CN207905934U CN201820246151.9U CN201820246151U CN207905934U CN 207905934 U CN207905934 U CN 207905934U CN 201820246151 U CN201820246151 U CN 201820246151U CN 207905934 U CN207905934 U CN 207905934U
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- steam
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- 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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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Abstract
The high-temperature flue gas of generation using natural gas power system output electric energy, and is recovered to waste heat boiler by a kind of synthesis distributed energy resource system of steam Optimum utilization；Waste heat boiler converts high-temperature flue gas to steam and provides power resources for steam generating system, and remaining flue gas provides thermal energy for heat utilization system；On the one hand steam is transported to steam storage system by steam generating system, the steam on the other hand provided with solar thermal collection system is mixed for output electric energy；Solar thermal collection system output steam is simultaneously conveyed to steam generating system and steam storage system respectively；Heat utilization system utilizes the steam not utilized by more options refrigeration system in remaining flue gas and steam storage system, output domestic hot-water；More options refrigeration system provides cold air supply by three kinds of different refrigeration modes.The utility model optimizes the process of steam utilization, is effectively improved energy utilization rate, and preferably, more sufficient energy supply is provided for the energy of different grades.
Description
Technical field
The utility model belongs to distributed energy field, and in particular to a kind of synthesis distributed energy of steam Optimum utilization
System.
Background technology
Distributed energy resource system is a kind of energy supply mode for building user terminal in, can independent operating, grid-connected can also transport
Row is the system for maximizing method of determination and capacity with resource, environmental benefit, user's various energy resources demand and resource is matched
It sets situation and carries out system combination optimization, the novel energy system using demand reply formula design and medelling configuration is Relatively centralized
The distributing energy-provision way of energy supply.
Distributed energy resource system is stringenter to the utilization of energy, and target is obtained from primary energy to terminal using complete
The highest energy efficiency and maximum economic benefit of process.This will be by arranging science, optimization energy, including from primary energy in whole system
The selection in source, to the comprehensive utilization of the secondary energy sources of intermediate each link, the optimum choice of terminal requirements to the last.
With the needs of social sustainable development, regenerative resource proportion in entire energy resource system is increasing,
Such as inexhaustible solar energy, solar thermal utilization temperature can have a wide range of application from 50 DEG C to 1000 DEG C.Distributed energy resource system
Internal different subsystem or process have the thermal energy of input a different requirements, therefore by Solar use and natural gas energy resource system
System comprehensive integration provides corresponding energy supply according to the energy requirement of different grades, to obtain maximum efficiency of energy utilization, this
It is the technical background place of this system.
Utility model content
The utility model is directed to deficiency in the prior art, provides a kind of synthesis distributed energy system of steam Optimum utilization
System.
To achieve the above object, the utility model uses following technical scheme：
A kind of synthesis distributed energy resource system of steam Optimum utilization, which is characterized in that including：Natural gas power system,
Waste heat boiler, steam generating system, solar thermal collection system, steam storage system, heat utilization system and more options refrigeration system；
On the one hand the natural gas power system is supplied to electric terminal by natural gas output electric energy, on the other hand will production
The high-temperature flue gas generated in electric process is recovered to waste heat boiler by flue；
The waste heat boiler converts high-temperature flue gas to steam and provides power by jet chimney for steam generating system
Source, the flue gas that residue is not fully utilized then provide thermal energy by flue for heat utilization system；
On the one hand steam by jet chimney is transported to steam storage system by the steam generating system, on the other hand with
The steam that solar thermal collection system provides is mixed for output electric energy, and is supplied to electric terminal；
The solar thermal collection system is conveyed to using solar energy output steam and respectively steam-electric power by jet chimney
System and steam storage system are as supplement；
The steam storage system provides steam source by jet chimney for heat utilization system and more options refrigeration system；
In flue gas and steam storage system that the heat utilization system is not fully utilized using waste heat boiler residue not
The steam utilized by more options refrigeration system, output domestic hot-water are supplied to hot terminal；
The more options refrigeration system provides cold air supply by three kinds of different refrigeration modes with cold terminal.
To optimize above-mentioned technical proposal, the concrete measure taken further includes：
The natural gas power system includes gas turbine and the first generator, and gas turbine does work and drives using natural gas
Dynamic first electrical power generators, while the high-temperature flue gas that gas turbine generates flows into waste heat boiler.
The steam generating system includes that steam is delivered to pumping condensing by pumping condensing turbine and the second generator, waste heat boiler
Turbine takes out condensing turbine and is on the one hand transported to steam in steam storage system, on the other hand provided with solar thermal collection system
Steam mixing, drive the second electrical power generators.
The more options refrigeration system includes controller, steam diversion control valve, vapor absorption refrigeration unit, ice-reserving refrigeration
Device and electric compression refrigerating apparatus, controller vapor absorption refrigeration unit, ice-reserving refrigerating plant and electric compression refrigerating apparatus this
It is selected in three kinds of refrigeration modes, steam storage system provides steam source, steam diversion control for vapor absorption refrigeration unit
Valve processed is arranged between vapor absorption refrigeration unit and ice-reserving refrigerating plant, and under the control of steam diversion control valve, steam is inhaled
Receipts refrigeration unit can be delivered to ice-reserving refrigerating plant using rear remaining steam and be utilized.
The heat utilization system includes heat exchanger and hot water storage device, and heat exchanger is not complete using waste heat boiler residue
In the flue gas and steam storage system of complete utilization not by vapor absorption refrigeration unit using steam cold water is heated,
And output hot water is stored in hot water storage device.
The solar thermal collection system includes solar thermal collector, aqueduct, steam output pipe and steam diversion control
Valve processed, solar thermal collector are heated using the water that solar energy inputs aqueduct, and are generated steam and passed through steam diversion
Control valve and steam output pipe are delivered to steam generating system and steam storage system respectively.
The steam storage system includes steam storage device and steam diversion control valve, is stored in steam storage device
Steam is delivered to heat utilization system and more options refrigeration system respectively by steam diversion control valve.
The vapor absorption refrigeration unit is lithium bromide vapor absorption refrigeration unit.
The ice-reserving refrigerating plant includes that ammonia absorbs ice making unit, conveyer belt, Ice Storage Tank and ice-reserving refrigeration unit, and ammonia is inhaled
It receives ice making unit and absorbs vapor absorption refrigeration unit using rear remaining steam ice making, the ice of output is sent into ice-reserving by conveyer belt
In slot, ice-reserving refrigeration unit is user's cooling.
The utility model has the beneficial effects that：It is compounded with the sun on the basis of traditional NG Distributed Energy System
This regenerative resource of energy, optimizes the process of steam utilization, is effectively improved energy utilization rate, is the energy of different grades
Provide preferably, more sufficient energy supply, while the combination of natural gas and solar energy and setting for more options refrigeration system
Meter allows this unstable energy of solar energy that can stablize utilization.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Specific implementation mode
The utility model is described in further detail presently in connection with attached drawing.
The synthesis distributed energy resource system of steam Optimum utilization as shown in Figure 1, including natural gas power system, waste heat pot
Stove, steam generating system, solar thermal collection system, steam storage system, heat utilization system and more options refrigeration system.
On the other hand high-temperature flue gas is passed through flue gas by natural gas power system on the one hand by the first generator output electric energy
Pipeline is recovered to waste heat boiler.Waste heat boiler converts high-temperature flue gas to steam and is provided for steam generating system by jet chimney
Power resources, residue do not provide thermal energy by flue using complete flue gas for heat utilization system.Steam generating system will
On the one hand steam is transported to steam storage system by jet chimney, the steam on the other hand provided with solar thermal collection system is mixed
It closes, passes through the second generator output electric energy.Solar thermal collection system output steam is conveyed to steam hair by jet chimney respectively
Electric system and steam storage system are as supplement.Steam storage system is that heat utilization system and more options refrigeration system pass through steam
Pipeline provides steam source.Heat utilization system is freezed using the more options in waste heat boiler residue flue gas and steam storage system
The steam that system does not utilize is passed through output domestic hot-water in heat exchanger.More options refrigeration system passes through three kinds of different refrigeration sides
The comprehensive utilization of formula provides most reasonable cold air supply to the user.
Natural gas power system includes gas turbine and the first generator, and gas turbine is done using natural gas as burning gases
Work(simultaneously drives the first electrical power generators, while the high-temperature flue gas that gas turbine generates flows into waste heat boiler.
Steam-driven generator includes taking out condensing turbine and the second generator, and steam is delivered to and takes out condensing turbine by waste heat boiler,
It takes out condensing turbine to be on the one hand transported to steam in steam storage system, the steam on the other hand provided with solar thermal collection system
Mixing drives the second electrical power generators.The electric energy that first, second generator generates can meet the power demand of electric terminal,
This demand includes in systems：The equipment electricity consumption in the system can be provided, such as electric compression refrigerating apparatus；Remaining capacity can be with
It is grid-connected.
Solar thermal collection system includes solar thermal collector, aqueduct, steam output pipe and steam diversion control
Valve, solar thermal collector are heated using the water that solar energy inputs aqueduct, and are generated steam and passed through steam diversion control
Valve and steam output pipe processed are delivered to steam generating system and steam storage system respectively.
Steam storage system includes steam storage device and steam diversion control valve, the steaming stored in steam storage device
Vapour is delivered to heat utilization system and more options refrigeration system respectively by steam diversion control valve.
Heat utilization system includes heat exchanger, aqueduct and hot water storage device, and heat exchanger utilizes waste heat boiler
The steam not utilized by vapor absorption refrigeration unit in flue gas and steam storage system that residue is not fully utilized is to cold water
It is heated, and output hot water is stored in hot water storage device.
More options refrigeration system includes controller, lithium bromide vapor absorption refrigeration unit, steam diversion control valve, ice-reserving system
Device for cooling and electric compression refrigerating apparatus.Controller is in vapor absorption refrigeration unit, ice-reserving refrigerating plant and electric compression refrigerating apparatus
It is selected in these three refrigeration modes, steam storage system provides steam source, steam diversion for vapor absorption refrigeration unit
Control valve is arranged between vapor absorption refrigeration unit and ice-reserving refrigerating plant, under the control of steam diversion control valve, steam
Absorption refrigerating machine group can be delivered to ice-reserving refrigerating plant using rear remaining steam and be utilized.According to the cold demand of user
The amount of storage of steam, controller can select different refrigeration modes in amount and steam storage system.When solar energy is sufficient and uses
When family is more with cold demand, then cold air is provided to the user by lithium bromide vapor absorption refrigeration unit, if being controlled when cold air deficiency
It is supplement that device, which can control voltage contraction cold-working,.When solar energy is sufficient and user is few with cold demand, in steam diversion control valve
Control under, the residual steam after lithium bromide chiller use can be allowed to absorb ice-reserving refrigerating plant by ammonia and utilized, production ice simultaneously stores
Get off, in addition, in the specific time（Winter）The flow-dividing control that steam can also be carried out by steam storage system, will more steam
Vapour is used for output hot water, and it is few with cold demand but with such case more than heat demand amount to meet user.When solar energy deficiency, example
Such as night,（Deposit ice）The cold demand of user can be met with ice-reserving refrigerating plant, if controller controllable electricity when cold air deficiency
Compression refrigeration is as supplement.When solar energy is most deficient（Nothing deposits ice）, cold voltage contraction is guarantor of the user with cold demand
Barrier.
Ice-reserving refrigerating plant includes that ammonia absorbs ice making unit, conveyer belt, Ice Storage Tank and ice-reserving refrigeration unit, and ammonia absorbs system
Ice maker group absorbs low-pressure steam（Lithium bromide chiller uses rear residual steam）The ice of ice making, output is sent into Ice Storage Tank by conveyer belt
In, it is user's cooling that ice-reserving refrigeration unit is then turned on when needing.
The utility model provides a kind of comprehensive energy and utilizes system, uses clean natural gas as fuel, simultaneously
Using this new energy of solar energy as supplement, fuel cost can be effectively reduced；Refrigeration and heating are realized while power generation,
With meet user it is hot and cold, it is electric three kinds with can demand, electricity generation system use natural gas power and steam-electric power, heating be waste heat profit
With refrigeration then selects different schemes according to the actual conditions of quantity of steam.The system realizes steam utilization maximization, greatly
Improve system comprehensive energy utilization rate.
Above are merely preferred embodiments of the utility model, the scope of protection of the utility model is not limited merely to above-mentioned
Embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should be pointed out that pair
For those skilled in the art, several improvements and modifications without departing from the principle of the utility model,
It should be regarded as the scope of protection of the utility model.
Claims (9)
1. a kind of synthesis distributed energy resource system of steam Optimum utilization, which is characterized in that including：It is natural gas power system, remaining
Heat boiler, steam generating system, solar thermal collection system, steam storage system, heat utilization system and more options refrigeration system；
On the one hand the natural gas power system is supplied to electric terminal by natural gas output electric energy, on the other hand will produce electricity
The high-temperature flue gas generated in journey is recovered to waste heat boiler by flue；
The waste heat boiler converts high-temperature flue gas to steam and provides power resources by jet chimney for steam generating system,
The flue gas that residue is not fully utilized then provides thermal energy by flue for heat utilization system；
On the one hand steam is transported to steam storage system, another aspect and the sun by the steam generating system by jet chimney
The steam that energy collecting system provides is mixed for output electric energy, and is supplied to electric terminal；
The solar thermal collection system is conveyed to using solar energy output steam and respectively steam generating system by jet chimney
With steam storage system as supplement；
The steam storage system provides steam source by jet chimney for heat utilization system and more options refrigeration system；
It is not more in flue gas and steam storage system that the heat utilization system is not fully utilized using waste heat boiler residue
The steam that selection refrigeration system utilizes, output domestic hot-water are supplied to hot terminal；
The more options refrigeration system provides cold air supply by three kinds of different refrigeration modes with cold terminal.
2. a kind of synthesis distributed energy resource system of steam Optimum utilization as described in claim 1, it is characterised in that：The day
Right gas electricity generation system includes gas turbine and the first generator, and gas turbine is done work using natural gas and the first generator is driven to send out
Electricity, while the high-temperature flue gas that gas turbine generates flows into waste heat boiler.
3. a kind of synthesis distributed energy resource system of steam Optimum utilization as claimed in claim 2, it is characterised in that：The steaming
Vapour electricity generation system includes taking out condensing turbine and the second generator, and steam is delivered to and takes out condensing turbine by waste heat boiler, takes out condensing wheel
On the one hand steam is transported in steam storage system by machine, the steam on the other hand provided with solar thermal collection system mixes, and is driven
Dynamic second electrical power generators.
4. a kind of synthesis distributed energy resource system of steam Optimum utilization as claimed in claim 3, it is characterised in that：It is described more
It includes controller, steam diversion control valve, vapor absorption refrigeration unit, ice-reserving refrigerating plant and voltage contraction to select refrigeration system
Device for cooling, controller is in vapor absorption refrigeration unit, ice-reserving refrigerating plant and electric these three refrigeration modes of compression refrigerating apparatus
It is selected, steam storage system provides steam source for vapor absorption refrigeration unit, and steam diversion control valve is arranged in steam
Between absorption refrigerating machine group and ice-reserving refrigerating plant, under the control of steam diversion control valve, vapor absorption refrigeration unit uses
Remaining steam can be delivered to ice-reserving refrigerating plant and be utilized afterwards.
5. a kind of synthesis distributed energy resource system of steam Optimum utilization as claimed in claim 4, it is characterised in that：The heat
Include heat exchanger and hot water storage device using system, heat exchanger using the flue gas that waste heat boiler residue is not fully utilized with
And in steam storage system not by vapor absorption refrigeration unit using steam cold water is heated, and output hot water store
In hot water storage device.
6. a kind of synthesis distributed energy resource system of steam Optimum utilization as described in claim 1, it is characterised in that：It is described too
Positive energy collecting system includes solar thermal collector, aqueduct, steam output pipe and steam diversion control valve, solar energy heating
Device is heated using the water that solar energy inputs aqueduct, and is generated steam and exported by steam diversion control valve and steam
Pipeline is delivered to steam generating system and steam storage system respectively.
7. a kind of synthesis distributed energy resource system of steam Optimum utilization as described in claim 1, it is characterised in that：The steaming
Vapour storage system includes steam storage device and steam diversion control valve, and the steam stored in steam storage device passes through steam point
Flow control valve is delivered to heat utilization system and more options refrigeration system respectively.
8. a kind of synthesis distributed energy resource system of steam Optimum utilization as claimed in claim 4, it is characterised in that：The steaming
Vapour absorption refrigerating machine group is lithium bromide vapor absorption refrigeration unit.
9. a kind of synthesis distributed energy resource system of steam Optimum utilization as claimed in claim 4, it is characterised in that：The storage
Refrigerating device using ice includes that ammonia absorbs ice making unit, conveyer belt, Ice Storage Tank and ice-reserving refrigeration unit, and ammonia absorbs ice making unit and absorbs
Vapor absorption refrigeration unit uses rear remaining steam ice making, the ice of output to be sent into Ice Storage Tank by conveyer belt, ice-reserving refrigeration
Unit is user's cooling.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820246151.9U CN207905934U (en) | 2018-02-11 | 2018-02-11 | A kind of synthesis distributed energy resource system of steam Optimum utilization |
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| CN201820246151.9U CN207905934U (en) | 2018-02-11 | 2018-02-11 | A kind of synthesis distributed energy resource system of steam Optimum utilization |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167076A (en) * | 2018-02-11 | 2018-06-15 | 南京信息工程大学 | A kind of synthesis distributed energy resource system of steam Optimum utilization |
| CN113137650A (en) * | 2021-04-16 | 2021-07-20 | 浙江大学 | Steam heat network system combined with distributed power generation and regulation and control method |
-
2018
- 2018-02-11 CN CN201820246151.9U patent/CN207905934U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167076A (en) * | 2018-02-11 | 2018-06-15 | 南京信息工程大学 | A kind of synthesis distributed energy resource system of steam Optimum utilization |
| CN108167076B (en) * | 2018-02-11 | 2023-08-29 | 南京信息工程大学 | Comprehensive distributed energy system for steam optimal utilization |
| CN113137650A (en) * | 2021-04-16 | 2021-07-20 | 浙江大学 | Steam heat network system combined with distributed power generation and regulation and control method |
| CN113137650B (en) * | 2021-04-16 | 2022-06-24 | 浙江大学 | Steam heat network system regulation and control method combined with distributed power generation |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20200211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |