CN105298554B - Compressed air energy storage power generating system - Google Patents
Compressed air energy storage power generating system Download PDFInfo
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- CN105298554B CN105298554B CN201510002216.6A CN201510002216A CN105298554B CN 105298554 B CN105298554 B CN 105298554B CN 201510002216 A CN201510002216 A CN 201510002216A CN 105298554 B CN105298554 B CN 105298554B
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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
- Y02E10/44—Heat exchange systems
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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
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The present invention relates to a kind of compressed air energy storage power generating system, including: air heater, carry out adding being thermally generated high temperature and high pressure gas by air；For fuel apparatus, provide fuel for air heater；Generating equipment, utilizes the high temperature and high pressure gas generating that air heater generates；Air feed equipment, including that be connected with generating electrical network, to produce gases at high pressure compressor and the air accumulator of storage gases at high pressure；Air accumulator is connected with the air inlet of combustion chamber of air heater through the first pipeline, it is provided that help combustion gas；Air accumulator is connected with the directional nozzle arranged in combustor through the second pipeline, and the axis spontaneous combustion room sidewall of directional nozzle extends to the axis direction of combustor, the direction of combustion flame in control combustor；Air accumulator is connected with the mixing chamber of air heater through the 3rd pipeline, and mixing chamber is connected with the outlet side of combustor, is mixed mutually with unburned pressure-air by the gas after burning, flows out gas pressure and the temperature of air heater from mixing chamber with regulation.
Description
Technical field
The present invention relates to power domain, particularly relate to a kind of compressed air energy storage power generating system, further relate to a kind of compressed air
The method of energy storing and electricity generating.
Background technology
Along with the extensive regenerative resource such as wind-powered electricity generation, photovoltaic is more and more higher, due to its ripple in the ratio accessing electrical network
Dynamic property, China much areas all exist to be abandoned wind, abandons light and ration the power supply problem, and the development to China's regenerative resource is unfavorable, and having must
Find a kind of extensive energy storage mode being suitable for northern China water-deficient area.If abandoning wind, abandoning waste in optical phenomenon
Electric energy store, peak of power consumption arrives when, then it is not enough that this part electric energy is brought supplementary electricity, can realize
Peak clipping in operation of power networks adds paddy effect.Therefore, find a kind of suitably electric energy storage mode and just become the most necessary.
Compressed-air energy storage (Compressed Air Energy Storge, CAES) is that one is the most potential greatly
Scale energy storage mode, it has, and dynamic response is fast, low cost, advantages of environment protection.Typical compressed-air energy storage is sent out
Electricity system work process is as follows: in the low ebb period of electrical network electricity consumption, uses price relatively cheap and has remaining driven by power
Air compressor compressed air, and the pressure-air after compression is stored in specific confined space.When peak of power consumption
Phase, after being heated with natural gas mixed combustion by pressure-air, the high temperature and high pressure gas generated is utilized to be entered by generating equipment
Row power generation operation.
Compressed air energy storage power generating system has efficient low-consume, starts fast, flexible adjustment, availability height, reduced investment, builds
The advantage such as if the cycle is short and environmental pollution is little.
But, after how pressure-air and combustion gas being sufficiently mixed, the two is fully burnt and adds by recycling combustion apparatus
Heat, makes the maximized problem of the efficiency of heating surface, is the most effectively solved.This allows for utilizing compressed air to carry out energy storage
The mode spread of also having no idea of generating comes.
Meanwhile, in pressure-air combustion process, flame can deflect, and causes fuel and air burning is insufficient, combustion
Burn the generation of inefficiency situation.Accordingly, it is desirable to provide a kind of air burning heater, so that fuel fills with air
Divided combustion heats.
In view of this, the special proposition present invention.
Summary of the invention
It is an object of the invention to provide a kind of compressed air energy storage power generating system, with realization, pressure-air is carried out burning and add
Heat, the pressure high temperature hot gas generated after utilizing heating carries out the purpose of power generation operation.
For realizing goal of the invention, adopt the following technical scheme that
A kind of compressed air energy storage power generating system, including air heater, carries out adding by air and is thermally generated High Temperature High Pressure gas
Body, air feed equipment, provide pressure-air for air heater；For fuel apparatus, provide fuel for air heater；Send out
Electricity equipment, utilizes the high temperature and high pressure gas generating that air heater generates；
Air feed equipment includes the air accumulator of storage gases at high pressure；And with the generating compressor that is connected of electrical network, compressor produces
Raw gases at high pressure also flow into storage in air accumulator；Air accumulator is connected with the air inlet of combustion chamber of air heater through the first pipeline
Logical, think that combustor provides and help combustion gas；Air accumulator is connected with the directional nozzle arranged in combustor through the second pipeline,
The axis spontaneous combustion room sidewall of directional nozzle extends to the axis direction of combustor, to control the side of combustion flame in combustor
To；Mixing chamber is connected with the outlet side of combustor so that after the gases at high pressure in combustor and combustion gas carry out combustion heating
Generate high temperature and high pressure gas to flow in mixing chamber；Air accumulator is connected with the mixing chamber of air heater through the 3rd pipeline, will
High temperature and high pressure gas that combustor is discharged, after combustion heating and the 3rd pipeline flow into, unburned pressure-air mixes mutually
Close, flow out gas pressure and the temperature of air heater with regulation from mixing chamber.
Further, described generating equipment is made up of turbine generators；The mixing chamber gas outlet of air heater by the road with
Turbine generators is connected, to be transferred at turbine generators carry out sending out by the high temperature formed in mixing chamber mixing compressed gas
Electricity operation.
Further, compressed air energy storage power generating system also includes an air preheater；Described air preheater includes mutually
Two independent, heat exchange can be carried out passages, first passage two ends respectively with air feed equipment and air heater air inlet
It is connected；Second channel is connected with generating equipment air vent.
Further, the second pipeline and/or the 3rd pipeline first passage through air preheater respectively is connected with air heater,
In the second pipeline and/or the 3rd pipeline, not heat burning pressure-air is made first to flow through in first passage and second channel
Gas carry out after heat exchange preheats, then flowing in combustion chamber carries out combustion heating.
Further, a fuel charging-tank is included for fuel apparatus；Fuel charging-tank is through the first fuel supply pipe and combustor
Air inlet is connected, and enters the combustor of air heat-transformation device with pressure-air after making fuel mix；Fuel charging-tank is through second
Fuel supply pipe is connected with the burner arranged in combustor.Preferably, the fuel gas stored in fuel charging-tank is
Liquefied natural gas (LNG).
Further, air heater is made up of a tank body, tank interior space be respectively arranged at two ends with combustor and mixing chamber,
Combustor is connected with the close side of mixing chamber；Combustor is front end away from one end of mixing chamber, and this end is provided with and the first pipe
The nozzle of air supply that road is connected；The sidewall of combustor is provided with at least string directional nozzle, and each directional nozzle is respectively with second
Pipeline is connected.
Further, the sidewall of combustor is arranged, adjustment combustor flame side spaced along tank body axis by multiple row
To, for gases at high pressure flow into directional nozzle；Each column directional nozzle at least includes three directional nozzles, respectively leading of each column
It is distributed on the same transverse section of tank body to nozzle；Each directional nozzle axes intersect of each column is in same point；At least adjacent to combustion
Each directional nozzle axes intersect of burning rear end, room string, at tank body axis, makes combustor spray into the flame of mixing chamber along tank body
Axis direction sprays.
Further, the axis of at least string directional nozzle is relatively residing cross-section is obliquely installed towards mixing chamber direction.
Further, it is provided with in combustor as combustion gas and the burner of pressure-air offer incendiary source；Preferably, described combustion
Burner is made up of big compression ignition burner；Further preferred big compression ignition burner is provided with flame detector；In big compression ignition burner also
It is provided with blow device.
Further, the second channel two ends of air preheater are connected with the outlet of solar thermal collector through water influent pipeline respectively
Logical, through being connected of import of drain pipe road and solar thermal collector；Set respectively in described water influent pipeline and drain pipe road
There is the control valve of control piper passage；
Water influent pipeline and/or drain pipe road are provided with the holding vessel storing fused-salt medium, on drain pipe road and/or water influent pipeline
It is provided with the kinetic pump that mobilization dynamic is provided for fused-salt medium；
Water influent pipeline is provided with two-position three-way valve, three openings of two-position three-way valve respectively with solar thermal collector outlet, the
Two passages are connected with generating equipment air vent, make second channel and solar thermal collector outlet or generating equipment air vent phase
Connection.
Further, chamber front end is provided with a nozzle of air supply, and nozzle of air supply is extra quality mixing nozzle；Described extra quality mixing
Mixed structure and the first air inlet being connected with mixed structure and second that nozzle is arranged by a nozzle head, nozzle head enter
QI KOU；First air inlet and the first pipeline are connected, and flow into for pressure-air；Second air inlet and the first supply lines
It is connected, flows into for fuel.
Another object of the present invention is to provide a kind of compressed-air energy storage electricity-generating method, to realize pressure-air is carried out surely
Fixed heating, utilizes pressure high temperature hot gas to carry out the purpose of power generation operation.
For realizing goal of the invention, adopt the following technical scheme that a kind of compressed-air energy storage electricity-generating method, comprising: by height
Pressure air and fuel carry out combustion heating and generate High Temperature High Pressure mixed gas, utilize High Temperature High Pressure mixed gas to carry out generating and make
Industry；Pressure-air carries out comprising the following steps that of combustion heating, step S1, first via pressure-air mix with fuel after from
Nozzle of air supply sprays into the combustor of air heater, carries out combustion heating；Step S2, the second road pressure-air add along air
The sidewall of hot device combustor sprays everywhere in combustor, makes combustor flame spurt into mixing along combustor axis direction
Room；The gas that step S3, the 3rd road pressure-air spray into after heating with auto-thermal room mixes in mixing chamber, generates pressure
The mixed gas that force value is 2.0Mpa, temperature is 500～650 DEG C, carries out power generation operation for generating equipment.
Further, in advance first via pressure-air, the second road pressure-air and the 3rd road pressure-air are preheated,
Temperature before making pressure-air enter air heater is heated to 190 DEG C by 30 DEG C～80 DEG C.
Further, under the effect of the second road pressure-air, the flame in combustor sprays along the axis direction of combustor all the time
Penetrate.
Further, under the effect of the second road pressure-air, the flame in combustor sprays along smooth decline curve, and
Mixing chamber is sprayed into along combustor axis direction.
Further, multiple directional nozzles that the second pressure-air spontaneous combustion room, road sidewall is arranged spray in combustor, utilize
The emitted dose of each directional nozzle controls the injection direction of combustor flame.
Further, electric field, in generating peak period, utilizes providing auxiliary power amount to drive compressor generate pressure-air and store,
The high-pressure air pressure value of storage is 2.1～2.3Mpa；Electric field, in the generating low ebb phase, utilizes the pressure-air of storage to fire
Burn add be thermally generated force value be 2.0Mpa, temperature be the mixed gas of 500～650 DEG C, turbine generators utilizes combustion heating
After mixed gas carry out power generation operation；Preferably, electric field can be wind power plant, thermal power generation field, water generating
Any one in Chang.
Further, the mixed gas after turbine generators utilizes combustion heating carries out comprising the following steps that of power generation operation, step
The High Temperature High Pressure mixed gas that rapid S11, air heater flow out flows through air expander, and High Temperature High Pressure mixed gas drives
Annular cascade in air expander rotates, and makes mixed gas decrease temperature and pressure and discharges；Step S21, air expander will
During gas decrease temperature and pressure, the energy of release is by driving annular cascade to be converted to mechanical energy, and annular cascade passes through
The rotor of reduction gear box band engine alternator rotates；Step S31, the rotor relative stator of synchronous generator rotate,
Carry out power generation operation.
Further, air expander discharge, mixed gas after decrease temperature and pressure and to be introduced into the high pressure of air heater empty
Gas carries out heat exchange, preheats pressure-air.
Further, pressure-air is carried out pre-warmed comprising the following steps that, step S101, utilize solar energy that fused salt is situated between
Matter heats；Fused-salt medium after step S102, heating carries out heat exchange with the pressure-air being introduced into air heater；
Step S103, circulation step step S101 and step S102；
Preferably, time by day, utilizing solar energy to heat fused-salt medium, the fused-salt medium after heating is first protected
Gentle storage；When generating electricity low ebb, utilize storage, fused-salt medium after heating and to be introduced into the high pressure of air heater empty
Gas carries out heat exchange.
Further, first via pressure-air is as follows with the blend step of fuel, and step S201, pressure-air flow into fuel
In the spherical shape mixing chamber of nozzle of air supply, produce under the effect of spheroidal sidewall and rotate whirlpool, to mix；Step
The passage that rapid S202, mixed gas through holes footpath are gradually narrowed pressurizes, and spurts in combustor.
Using technique scheme, the present invention is compared with the advantage of prior art:
1, by said apparatus and method so that air heater may utilize pressure-air simultaneously as combustion-supporting gas, control
Controlling air-flow and adjusting the regulation air-flow of mixed gas operating mode of flame direction, has reached the purpose that a gas is multiplex.Thus,
The equipment making whole air heating system is simplified, meanwhile, the mode of heating utilizing air heater is the most relatively stable,
Reliably；
2, by arrange an air preheater will generating after waste gas carry out heat exchange with preheating air, reach waste gas
In pre-pick up the heat, realize heat energy secondary utilize；Meanwhile, reduce thermal losses, decrease the dirt to environment
Dye, has reached the purpose of energy-saving and emission-reduction；
3, at nozzle of air supply, ejection is mixed with the mixed gas of air and fuel gas so that mixed gas is injected directly into
In combustor, the igniter effect arranged in combustor forms flame, to heat gas, generates high temperature high
Calm the anger body；
4, on the second same transverse section of sidewall, pressure-air spontaneous combustion room, road, angle is uniform at equal intervals each directional nozzle
Pressure-air is sprayed at place in combustor, to control the injection direction of combustor flame so that the flame edge in combustor
Combustor axis direction sprays into mixing chamber；
5, utilize the preheating in solar energy or generating waste gas that the pressure-air not carrying out combustion heating is preheated, with
Reduce the loss to fuel energy in power generation process, reduce the pollution to environment；
Meanwhile, present configuration is simple, method is succinct, effect is notable, suitably promotes the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of the compressed air energy storage power generating system of an embodiment in the present invention；
Fig. 2 is the structural representation of the compressed air energy storage power generating system of another embodiment in the present invention；
Fig. 3 is the chamber structure schematic diagram of air heater in one embodiment of the invention；
Fig. 4 is the chamber structure schematic diagram of air heater in another embodiment of the present invention；
Fig. 5 is the chamber structure schematic diagram of air heater in one more embodiment of the present invention；
Fig. 6 is the combustor cross-sectional configuration schematic diagram of air heater in one embodiment of the invention；
Fig. 7 is the combustor cross-sectional configuration schematic diagram of air heater in another embodiment of the present invention；
Fig. 8 is the combustor cross-sectional configuration schematic diagram of air heater in one more embodiment of the present invention；
Fig. 9 is the structural representation of air preheater in the present invention；
Figure 10 is the structural representation of the heat exchange structure of air preheater in the present invention；
Figure 11 is the assembly sketch of heat exchange structure in one embodiment of the invention；
Figure 12 is the assembly sketch of heat exchange structure in another embodiment of the present invention；
Figure 13 is the assembly plan view of heat exchange structure in one more embodiment of the present invention；
Figure 14 is the structural representation of nozzle of air supply in the present invention；
Figure 15 is the structural representation of directional nozzle in the present invention；
Figure 16 is the structural representation of turbine generators in the present invention；
Figure 17 is the structural representation of barring gear in the present invention；
Figure 18 is the attachment structure schematic diagram of air preheater in an embodiment in the present invention；
Figure 19 is structure for amplifying schematic diagram at the tank skin transverse section A of holding vessel in the present invention.
Main element illustrates: 1 air accumulator, 2 air heaters, 3 turbine generators, 4 air preheaters, 5
Aiutage, 6 fuel charging-tanks, 7 solar thermal collectors, 8 holding vessels, 9 two-position three-way valves, 10 joints
Stream device, 11 first pipelines, 12 second pipelines, 13 the 3rd pipelines, 14 first fuel supply pipes, 15 the
Two fuel supply pipes, 16 kinetic pumps, 21 combustor, 22 mixing chambers, 23 nozzles of air supply, 24 guide spray
Mouth, 25 burners, 231 outlet nozzles, 232 first air inlets, 233 second air inlets, 234 mixing chamber,
241 sleeve pipes, 242 big opening ends, 243 osculum ends, 31 ventilation shafts, 32 air expanders, 33 slow down
Gear-box, 34 barring gears, 35 synchronous generators, 311 inlet ends, 312 outlet sides, 321 output shafts,
321 output shafts, 322 annular cascades, 331 high speed shafts, 332 slow-speed shafts, 333 housings, 334 inputs
Gear, 335 gear of output end, 341 circular sheet materials, 342 convex tendons, 343 splined holes, 344 bearing pins, 40
Sheet material, 41 first passages, 42 second channels, 43 transverse sides, 44 vertical sides, 45 convex tendons,
46 first interface pipelines, 47 second interface pipelines, 48 the 3rd interface pipelines, 49 the 4th interface pipelines, 410
Heat exchange structure, 411 housings, 412 shell fragments, 51 sheet metals, 52 insulation materials, 53 heat-preservation cotton.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in more detail.
As it is shown in figure 1, invention describes a kind of compressed air energy storage power generating system, including: air heater 2, will
Air carries out adding being thermally generated high temperature and high pressure gas；Air feed equipment, provides pressure-air for air heater 2；Set for fuel
Standby, provide fuel for air heater 2；Generating equipment, utilizes the high temperature and high pressure gas generating that air heater 2 generates.
In the present invention, the air feed equipment of compressed air energy storage power generating system includes the air accumulator 1 of storage gases at high pressure.High
The force value of pressure air is 2.1～2.3Mpa.Include that a storage is by the fuel charging-tank 6 of fuel gas, institute for fuel apparatus
The fuel gas of storage can be: natural gas, coal gas etc..
As shown in Figure 1 or 2, the air heater 2 in the present invention is made up of an airtight tank body, tank interior space
Be respectively arranged at two ends with combustor 21 and mixing chamber 22, combustor 21 is connected with the close side of mixing chamber 22.Burning
Indoor are heated with gas fuel burning for pressure-air, for mixed combustion gas and pressure-air entrance combustor 21 internal combustion
Burn；Mixed gas after burning is mixed at regulation air heater outlet by mixing chamber 22 with unburned gases at high pressure
The temperature of gas.
As depicted in figs. 1 and 2, air accumulator 1 Jing San Road pipeline is connected with air heater 2 respectively；Air accumulator 1 warp
First pipeline 11 is connected with the nozzle of air supply 23 arranged in the combustor 21 of air heater 2, using as combustor
In 21, burning helps combustion gas；Air accumulator 1 is connected with the directional nozzle 24 arranged in combustor 21 through the second pipeline 12
Logical, axis spontaneous combustion room 21 sidewall of directional nozzle 24 extends to air inlet axis direction, to control in combustor 21
The direction of combustion flame；Air accumulator 1 is connected with the mixing chamber 22 of air heater 2 through the 3rd pipeline 13, mixing chamber
The nozzle of air supply 23 of 22 front ends is connected with the gas outlet of combustor 21 rear end, with discharged by combustor 21, burning
After gas and the 3rd pipeline 13 flow into, unburned air mix mutually, with regulate air heater 2 generation gas
The pressure of body and temperature.
Fuel charging-tank 6 in first fuel supply pipe 14 combustor 21 with air heater 2 in the air inlet that arranges spray
Mouth 23 is connected, and enters the combustor 21 of air heat-transformation device with pressure-air after making fuel mix；Fuel charging-tank 6 warp
Second fuel supply pipe 15 is connected with the burner 25 arranged in combustor 21, and described burner 25 is combustor
Interior fuel gas and combustion air provide incendiary source.Preferably, the fuel gas stored in fuel charging-tank is liquefaction sky
So gas (LNG).
A kind of method utilizing above-mentioned electricity generation system to be compressed air energy storing and electricity generating, comprising: by pressure-air and fuel
Carry out burning and generate high pressure mixed gas, utilize high pressure mixed gas to carry out power generation operation；
Comprising the following steps that pressure-air carries out burning,
Step S1: first via pressure-air sprays into air heater 2 from nozzle of air supply 23 after mixing with fuel；Meanwhile,
Second road pressure-air sprays to nozzle of air supply 23 axis direction everywhere along the sidewall of air heater 2 combustor 21, makes
Flame in combustor 21 sprays along combustor 21 axis direction；
Step S2: the gas after the 3rd road pressure-air heats add hot chamber 21 with air heater 2 in mixes, raw
The mixed gas that one-tenth force value is 2.0Mpa, temperature is 500～650 DEG C, carries out power generation operation for generating equipment.
By said apparatus and method so that air heater 2 may utilize pressure-air simultaneously as combustion-supporting gas, control fire
Controlling air-flow and adjusting the regulation air-flow of mixed gas operating mode of flame direction, has reached the purpose that a gas is multiplex.Thus, make
The equipment of whole air heating system is simplified, meanwhile, the mode of heating utilizing air heater 2 is the most relatively stable,
Reliably.
In the present invention, electric field, in generating peak period, utilizes providing auxiliary power amount to drive compressor generate pressure-air and deposit
Storage, the high-pressure air pressure value of storage is 2.1～2.3Mpa；Electric field, in the generating low ebb phase, utilizes the pressure-air of storage to enter
The mixed gas that row combustion heating generation force value is 2.0Mpa, temperature is 500～650 DEG C, turbine generators utilizes burning
Mixed gas after heating carries out power generation operation.Preferably, electric field can be wind power plant, thermal power generation field, water conservancy
Any one in generating field；It is further preferred that electric field is wind power plant.Thus, overcome wind power plant and send out
The problem that electro-mechanical wave amplitude is bigger so that the generated output of wind power plant is that one more smooth, stable numerical value carries out defeated
Go out.
Embodiment one
As it is shown in figure 1, in the present embodiment, compressed air energy storage power generating system also includes an air preheater 4.Described
Air preheater 4 includes two separate, can to carry out heat exchange passages, first passage 41 and second channel 42.
The two ends of first passage 41 are connected with the gas outlet of reservoir tank 1 and the nozzle of air supply 23 of air heater 2 respectively, with
Make formerly to flow through first passage 41 without the air of air heater 2 heating；Second channel 42 respectively with generating equipment
Air vent is connected with the air inlet of aiutage 5, so that completing gas after power generation operation, that have uniform temperature
Two passages 42 flow.Owing to first passage 41 and second channel 42 contact so that first passage 41 and second leads to
In road 42, gas can carry out heat exchange so that the gas after generating and unburned pressure-air carry out heat exchange, with right
Flow into the gases at high pressure before air heater 2 to preheat.
As it is shown in figure 1, the pressure-air in the 3rd pipeline 13 needs to flow through air preheater 4 before entering air heater 2；
In advance the 3rd road pressure-air is preheated through air preheater 4, make the temperature of pressure-air by 30 DEG C～80 DEG C
It is heated to 190 DEG C.
As in figure 2 it is shown, the pressure-air in the second pipeline 12 and the pressure-air in the 3rd pipeline 13 enter air heating
It is both needed to before device 2 flow through air preheater 4；Through air preheater 4 in advance to second and the 3rd road pressure-air carry out pre-
Heating, makes the temperature of pressure-air be heated to 190 DEG C by 30 DEG C～80 DEG C.
By arranging an air preheater, the waste gas after generating is carried out heat exchange with preheating air, reached heat energy
Secondary utilizes；Meanwhile, reduce thermal losses, decrease the pollution to environment, reached the purpose of energy-saving and emission-reduction.
Embodiment two
As shown in Fig. 9 to Figure 13, in the present embodiment, described air preheater 4 includes by polylith at a distance of certain interval
Sheet material 40 stack and take the heat exchange structure 410 putting composition；The relative dual-side of every block of sheet material 40 is folded upward at, with it
The sheet material 40 on top matches and forms the passage that supplied gas flows through；Adjacent sheet metal 40 is arranged alternately in length and breadth, constitutes and laterally sets
The first passage 41 put and longitudinally disposed second channel 42.
As shown in figure 11, every block of sheet material 40 is the rectangular plate of same shape；Every block of sheet material 40 includes a pair respectively
Transverse sides 43 and a pair vertical side 44；The transverse sides 43 of adjacent sheet metal 40 is alternately bent up with vertical side 44
Folding.The bottom surface respectively with its top sheet material 40, the side upper end that is folded upward at of every block of sheet material 40 contacts and is welded and fixed.
Clearance distance between adjacent sheet metal 40 is not more than 50mm.
Preferably, as shown in figure 12, every block of sheet material 40 is provided with a plurality of convex tendon 45, convex tendon 45 and this sheet material 40 to
Upper bending side is parallel, etc. height arrange, what this sheet material 40 and its top sheet material 40 were formed by described convex tendon 45 leads to
Road is divided into multiple parallel microchannel.Thus so that the air-flow in first passage 41 and second channel 42 can be at convex tendon 45
The lower uniform distribution of effect to passage everywhere, reach the effect of the evenest wind of air-flow.
In the present embodiment, the rectangular plate that sheet material 40 is not waited by long and short limit is constituted；The longer side limit of each laminate material 40 and
Shorter lateral sides is alternately folded upward at, to constitute heat exchange structure 410.The longer side limit of rectangular plate is transverse sides 43, relatively
Short side is vertical side 44, makes first passage 41 width of horizontally set less than longitudinally disposed second channel 42 width.
As it is shown in figure 9, in the present embodiment, described air preheater 4 also includes a housing 411, housing 411 is constituted
One supplies the chamber that heat exchange structure 410 is vertically-mounted, and four sidewalls of chamber are connected to outside chamber the mouthpiece extended
Road.
First interface pipeline 46 and the second interface pipeline 47 along first passage 41 direction respectively to the horizontal expansion of chamber both sides,
The width setting equal with the width of first passage 41 of first interface pipeline 46 and the second interface pipeline 47；3rd interface
Pipeline 48 and the 4th interface pipeline 49 are vertically extending to chamber both sides respectively along second channel 42 direction, the 3rd mouthpiece
The width setting equal with the width of second channel 42 of road 48 and the 4th interface pipeline 49.
Plane residing for first interface pipeline 46 and the second interface pipeline 47 and the connection end of chamber respectively with first passage 41
Two ends exist together a plane；The correspondence of corresponding sheet material 40 is folded upward at vertical side 44 and coexists a plane；3rd mouthpiece
The plane residing for end that connects of road 48 and the 4th interface pipeline 49 and chamber exists together one respectively with the two ends with second channel 42
Plane；The correspondence of corresponding sheet material 40 is folded upward at transverse sides 43 and coexists a plane.Thus so that first passage 41
With second channel 42 under the effect of housing 411 spaced-apart come, become independent closed passage；Simultaneously so that plate
Material 40 be not folded upward at side protrude be located in corresponding interface pipeline, so that the uniform flow channel of gas is each
Part.
As shown in figure 13, in the present embodiment, between adjacent two convex tendons 45 of every block of sheet material 40, it is respectively equipped with shell fragment 412；
One side of shell fragment 412 is fixedly connected with the convex tendon 45 of respective side, the unsettled setting of opposite side.The upper end of shell fragment 412
Arranging without departing from the height of convex tendon 45, shell fragment 412 is connected with the middle part of convex tendon 45 so that the micro-of correspondence is led to by shell fragment
Road separates.Thus, when airflow passes microchannel, shell fragment is driven by stream pressure and elastic deformation occurs, and flows through to adjust
The air-flow velocity of heat exchanger, reaches the purpose of voltage stabilizing.
In the present embodiment, the described shell fragment 412 airflow direction along microchannel tilts backwards setting；The width of shell fragment 412
Degree is γ equal to the width of corresponding microchannel, shell fragment 412 with the angle of convex tendon 45,60 degree of ＞ γ ＞ 5 degree.
Preferably, only in each microchannel for the first passage 41 not adding hot gas flow, shell fragment 412 is set, to slow down
First passage 41 does not adds the flow velocity of hot gas, improves and preheat efficiency.
Embodiment three
As shown in figure 18, in the present embodiment, described air preheater 4 include separate, heat exchange can be carried out
Two passages, first passage 41 two ends are connected with air feed equipment and air heater air inlet respectively；Second channel
42 two ends are connected to form the circulation canal for fused-salt medium flowing respectively with solar thermal collector 7.
The outlet through water influent pipeline with solar thermal collector 7 respectively of the two ends of second channel 42 is connected, through drain pipe road
Being connected of import with solar thermal collector 7；It is respectively equipped with control piper in described water influent pipeline and drain pipe road to lead to
The control valve in road.
Preferably, as shown in figure 18, in the present embodiment, water influent pipeline is provided with two-position three-way valve 9, two-position three-way valve 9
Three openings export with solar thermal collector 7 respectively, second channel 42 and generating equipment 3 air vent are connected, make
Second channel 42 exports with solar thermal collector 7 or generating equipment 3 air vent is connected；Drain pipe road is provided with two
Three-way valve 9, three openings of two-position three-way valve 9 respectively with solar thermal collector 7 import, second channel 42 and aiutage
5 air inlets are connected, and make second channel 42 be connected with solar thermal collector 7 import or aiutage 5 air inlet.
Thus, under the control of two two-position three-way valves so that second channel 42 two ends of air preheater 4 respectively with
Solar thermal collector 7 is connected, and constitutes the runner of fused-salt medium, flows through for high-temperature molten salt medium in first passage 41
Pressure-air heat exchange, reach to unburned heating pressure-air preheating purpose；Or make the second of air preheater 4
After passage 42 flows through power generation operation, containing the waste gas having surplus heat, for the pressure-air flowed through in waste gas and first passage 41
Heat exchange, reaches the purpose to unburned heating pressure-air preheating.
Pass through said apparatus so that the preheating of pressure-air can be collected heating by waste heat contained in waste gas or be utilized
Solar energy heats, and mutually switching is the most convenient, quick.
In the present embodiment, water influent pipeline is provided with holding vessel 8, the outlet phase of the import of holding vessel 8 and solar thermal collector
Connection, the outlet of holding vessel 8 are connected with second channel 42 through being provided with the pipeline of two-position three-way valve 9；In holding vessel 8
It is provided with the temperature sensor of detection fused-salt medium temperature.Water influent pipeline is provided with throttling arrangement 10, described throttling arrangement
10 are located on the pipeline that two-position three-way valve 9 is connected with holding vessel 8.Drain pipe road is provided with kinetic pump 16, described
On the pipeline that the two-position three-way valve 9 that kinetic pump 16 is located on drain pipe road is connected with solar thermal collector 7；And power
Pump 16 acts on the flow direction of fused-salt medium in lower pipeline, solar thermal collector 7 to throttling arrangement, 10 to air preheat
Device 4 to kinetic pump 16 is back to solar thermal collector 7 again.
As shown in figure 19, in the present embodiment, the tank skin of holding vessel 8 is made up of double-level-metal sheet material, two sheet metals 51
Between at a distance of certain interval, gap is filled with the insulation material 52 being made up of phenol formaldehyde foam；Outside outer layer metal sheet material 51
Side covers and is equipped with by heat-preservation cotton 53.Thus so that holding vessel 8 has in sandwich heat preservation layer, and sandwich heat preservation layer fills
By heat insulation material；Meanwhile, also cover in outermost heat-preservation cotton is set so that the heat insulation effect of holding vessel is preferable.
In the present embodiment, pressure-air is carried out pre-warmed comprising the following steps that,
Step S101, utilize solar energy that fused-salt medium is heated；
Fused-salt medium after step S102, heating carries out heat exchange with the pressure-air being introduced into air heater；
Step S103, circulation step step S101 and step S102；
Preferably, time by day, utilizing solar energy to heat fused-salt medium, the fused-salt medium after heating is first protected
Gentle storage；When generating electricity low ebb, utilize storage, fused-salt medium after heating and to be introduced into the high pressure of air heater empty
Gas carries out heat exchange.
Embodiment four
As shown in the figures 1 and 2, in the present embodiment, air heater 2 is made up of a tank body, the two ends in tank interior space
Being respectively equipped with combustor 21 and mixing chamber 22, combustor 21 is connected with the close side of mixing chamber 22, and this side is burning
The rear side of room 21；Combustor 21 is front end away from one end of mixing chamber 22, and this end is provided with and is connected with the first pipeline 11
Nozzle of air supply 23, enter burning Indoor Combustion heating for mixed combustion gas and pressure-air.Preferably, combustor
21 and mixing chamber 22 be coaxially disposed；It is further preferred that combustor 21 and mixing chamber 22 are all coaxially disposed with tank body,
And the transverse section of combustor 21 and mixing chamber 22 is the most rounded.
As Fig. 3 is to shown in 5, and in the present embodiment, combustor 21 front bulkhead is provided with a nozzle of air supply 23, nozzle of air supply 23
For extra quality mixing nozzle；Described extra quality mixing nozzle by a nozzle head 231, nozzle head arrange mixed structure and with
The first air inlet 232 and the second air inlet 233 that mixed structure is connected；First air inlet 232 and the first pipeline 11
It is connected, flows into for pressure-air；Second air inlet 233 is connected, for combustion with the first fuel supply conduit 14
Stream enters.
Thus, at nozzle of air supply 23, ejection is mixed with the mixed gas of air and fuel gas so that mixed gas is straight
Connecing and spray in combustor 21, the igniter effect arranged in combustor 21 forms flame, so that gas is heated,
Generate high temperature and high pressure gas.
Preferably, as shown in figure 14, in the present embodiment, the mixed structure of nozzle of air supply 23 includes a mixing chamber 234,
Mixing chamber 234 is in spherical shape；Two, the side of spherical shape mixing chamber 234 inlet channel respectively with the first air inlet
232 be connected with the second air inlet 233, relative opposite side is connected with nozzle head 231 through an outlet passageway.Two
Individual inlet channel upper and lower with mixing chamber 234 respectively is connected, the middle part of outlet passageway and mixing chamber 234
It is connected.
Due to, flow into the pressure-air in mixing chamber 234 and flammable from the first air inlet 232 and the second air inlet 233
Combustion gas, is formed in spherical shape mixing chamber 234 and easily forms whirlpool so that the mixing journey of pressure-air and combustible gas
Degree can improve.
In the present embodiment, the caliber of outlet passageway gradually narrows to nozzle head 231 direction from mixing chamber 234 so that stream
The gases at high pressure entered in mixing chamber 234 spray into combustor after combustion gas mixing at nozzle head 231.
In the present embodiment, first via pressure-air is as follows with the blend step of fuel,
Step S201, pressure-air and fuel flow in the spherical shape mixing chamber of nozzle of air supply, at the work of spheroidal sidewall
Whirlpool is rotated, to mix with lower generation；
The passage that step S202, mixed gas through holes footpath are gradually narrowed pressurizes, and spurts in combustor.
Embodiment five
As shown in Figures 3 to 8, in the present embodiment, the sidewall of combustor 21 is arranged and is spaced along tank body axis by multiple row
Directional nozzle 24 that arrange, that adjust combustor 21 flame direction, that flow into for gases at high pressure；Each directional nozzle 24
All it is connected with the second pipeline 12, so that the second road pressure-air is in each directional nozzle 24 flowing in combustion chamber 21,
Reach to utilize the pressure-air as combustion-supporting gas to control the purpose that combustor flame flows to.
In the present embodiment, at least adjacent to each directional nozzle 24 axes intersect of combustor 21 rear end string at tank body axis,
The flame making combustor 21 spray into mixing chamber sprays along tank body axis direction, it is to avoid mixing chamber 22 Flame injection direction is inclined
Move and cause gaseous state in mixing chamber 22 to differ the generation of situation.
As Fig. 3 is to shown in 5, and in the present embodiment, the transverse section of tank body can be arbitrary geometries such as circle, polygon；
The preferably transverse section of tank body is circular.Each column directional nozzle 24 at least includes three directional nozzles 24；Preferably, as
Shown in Fig. 6, each column directional nozzle 24 includes four directional nozzles 24, and four directional nozzles 24 are respectively at circular cross-section
At four phase points in face.Each directional nozzle 24 of each column directional nozzle 24 is distributed in the same transverse section of combustor 21
On；Each directional nozzle 24 axes intersect of each column is in same point.
Pass through said apparatus so that in each directional nozzle 24, the gases at high pressure of ejection spray along the axis of nozzle, order burning
Indoor flame profile deforms under the control of the sprayed gases at high pressure of each nozzle, reaches to control combustion by directional nozzle 24
Burn the purpose of room 21 flame.
As it is shown on figure 3, in the present embodiment, nozzle of air supply 23 can be located at the center on front side of combustor 21, air inlet
Nozzle 23 extends along the axis direction of tank body, makes the pressure-air in flowing in combustion chamber 21 and combustion gas mixing tailing edge tank body axle
Line is spurted in mixing chamber 22.The axis of each directional nozzle 24 extends along the axis direction of corresponding circular cross sections so that
The intersection point of each column directional nozzle 24 axis is on the axis of tank body so that combustor 21 flame is all the time along tank body axle
Line direction is sprayed；Simultaneously so that the flame sprayed on rear side of combustor 21 in mixing chamber 22 still sprays along tank body axis direction
Enter.
As shown in Figure 4, in the present embodiment, can by the front end, axis spontaneous combustion room 21 of each row directional nozzle 24 to the back-end
Direction is obliquely installed.Preferably, the two ends, spontaneous combustion room 21, angle of inclination of each row directional nozzle 24 are to middle direction gradually
Increase；It is further preferred that the shaft angle degree near the respective column directional nozzle 24 of combustor 21 rear and front end is
0.Thus so that the flame in combustor 21 can be produced after combustor 21 by the gases at high pressure of directional nozzle 24 ejection
The motive force that effluent is dynamic.Such as: as shown in Figure 4, combustor 21 equal intervals be placed with six row directional nozzles 24,
Be followed successively by rear end by combustor 21 front end: first row directional nozzle, secondary series directional nozzle, the 3rd row directional nozzle,
4th row directional nozzle, the 5th row directional nozzle and the 6th row directional nozzle；Wherein first row and the 6th row directional nozzle
The angle of inclination of the relatively corresponding transverse section of axis is 0；The relatively corresponding transverse section of the axis of secondary series and the 5th row directional nozzle
Angle of inclination be α；The angle of inclination of the 3rd row corresponding transverse section relative with the axis of the 4th row directional nozzle is β.Excellent
Choosing, described α ＜ β；It is further preferred that α is 10 degree, β is 20 degree.
When being directed to the center that nozzle 24 is located on front side of combustor 21, the installation site of each row directional nozzle 24 can
With as shown in Figure 6, four directional nozzles 24 are respectively arranged at four phase points of circular cross sections, two ends, left and right
Directional nozzle 24 axis is the most horizontal-extending, and directional nozzle 24 axis at upper and lower two ends the most vertically extends so that each column
The axes intersect point of each directional nozzle 24 be at tank body axis
In the present embodiment, under the effect of the second road pressure-air, the flame in combustor is all the time along the axis side of combustor
To injection.The multiple directional nozzles arranged on second pressure-air spontaneous combustion room, road sidewall spray in combustor, utilize and respectively lead
The injection direction of combustor flame is controlled to the emitted dose of nozzle.
Embodiment six
As it is shown in figure 5, in the present embodiment, it is also possible to nozzle of air supply 23 is located at the close upper end on front side of combustor 21,
Nozzle of air supply 23 is along paralleling direction extension with tank body axis.The intersection point spontaneous combustion room 21 of each row directional nozzle 24 axis
Front end reduces height the most successively, is in tank to each directional nozzle 24 crossing point of axes near combustor 21 rear end string
At body axis.Thus, control the front end, flame spontaneous combustion room 21 in combustor 21 to the back-end along arrow as shown in Figure 7
Flow in direction so that rear end, spontaneous combustion room 21 sprays into the flame in mixing chamber 22 and still sprays along tank body axis direction.
As it is shown in figure 5, in the present embodiment, if with the axis direction of tank body as x-axis, the vertical direction of crossing nozzle of air supply be
Y-axis sets up coordinate system, and the injection parabola of flame meets following rule in the coordinate system:
X=vt, y=gt2/2。
Wherein, v is to be entered the gas flow rate in combustor by nozzle of air supply；T is that gas is from nozzle of air supply flowing in combustion chamber
In entry time；G is acceleration of gravity 9.8m/s2。
When being directed to the close upper end that nozzle 24 is located on front side of combustor 21, the installation position of each row directional nozzle 24
Putting can be as it is shown in fig. 7, be respectively arranged at four phase points of circular cross sections by four directional nozzles 24, left and right two
Directional nozzle 24 axis of side is inclined upwardly respectively so that the intersection point of four directional nozzles 24 is in the correspondence shown in Fig. 5
In flame spray line；
As shown in Figure 8 two directional nozzles 24 in each row directional nozzle 24 can also be respectively arranged on circular cross sections
Phase point up and down at, two other directional nozzle 24 is respectively arranged on the injection of this transverse section flame corresponding with shown in Fig. 5
The left and right sides of line joining.Upper and lower two directional nozzles 24 are arranged along radial direction, the vertical direction of circular cross sections；Left
Right two directional nozzles 24 are horizontally disposed.
In the present embodiment, under the effect of the second road pressure-air, the flame in combustor sprays along smooth decline curve,
And spray into mixing chamber along combustor axis direction.The multiple directional nozzles arranged on second pressure-air spontaneous combustion room, road sidewall
Spray in combustor, utilize the emitted dose of each directional nozzle to control the injection direction of combustor flame.
Embodiment seven
In the present embodiment, directional nozzle 24 is made up of thin material nozzle, and the pipeline that this nozzle is gradually narrowed by caliber is constituted,
Large Diameter Pipeline end and the second pipeline 12 are connected, pipe with small pipe diameter end is in combustor；Directional nozzle 24 is fixedly installed in burning
On the sidewall of room 21.The aperture of each directional nozzle 24 is the most gradually narrowed, with increase the pressure of injection air.
Thus so that pressure-air can be spurted in combustor 21 by each directional nozzle 24, for the fire in combustor 21
Flame provides combustion air；The shape of combustor 21 Flame can also be controlled so that combustor 21 spurts into mixing chamber 22
In flame spray into along tank body axis direction.
As shown in figure 15, in the present embodiment, the pipeline constituting directional nozzle 24 is made up of telescopic tube, and described is flexible
Sleeve pipe is set with the sleeve pipe 241 of connection successively and constitutes by more piece, and the internal diameter of each joint sleeve pipe 241 successively decreases the most successively.
In the present embodiment, the internal diameter of each joint sleeve pipe 241 gradually narrows, and big opening end 242 external diameter of each joint sleeve pipe 241 is the least
Osculum end 243 internal diameter in outside adjacent casing 241；And respectively save lateral wall and the osculum of the big opening end 242 of sleeve pipe 241
It is equipped with screw thread on the medial wall of end 243, makes the big opening end 242 of each joint sleeve pipe 241 and the little of outside adjacent casing 241
Mouth end 243 is mutually threaded fixing.
It is made up of telescopic tube by being directed to nozzle, in order to adjust each directional nozzle according to the charge flow rate in combustor
24 length in combustor 21, it is to avoid in combustor gas gross is less, the generation of the low situation of efficiency of combustion；With
Time, it is to avoid directional nozzle distance flame farther out, control accuracy relatively low so that the generation of combustor Flame drift condition.
Preferably, the internal diameter of each joint sleeve pipe 241 the most gradually narrows；Osculum end 243 internal diameter of each joint sleeve pipe 241 is equal to interior
Big opening end 242 external diameter of side adjacent casing 241；Big opening end 242 external diameter of each joint sleeve pipe 241 is equal to outside adjacent casing
Osculum end 243 internal diameter of 241.It is further preferred that respectively save big opening end 242 and osculum end 243 internal diameter of sleeve pipe 241
Wait big setting respectively, in order to be threaded.
In the present embodiment, each directional nozzle 24 is corresponding with being respectively equipped with control on the pipeline that the second pipeline 12 is connected to be guided
Nozzle 24 sprays the electromagnetic valve of flow velocity；Combustor is provided with high temperature photographic head, so that the flame in combustor to be carried out in real time
Monitoring；The electromagnetic valve aperture of each directional nozzle 24 can be adjusted so that burning by control unit according to monitoring data
Flame injection direction in room can spray along desired trajectory according to demand.
Embodiment eight
In the present embodiment, described generating equipment is made up of turbine generators 3；The mixing chamber 22 of air heater 2 goes out
QI KOU is connected with turbine generators 3 by the road, the high temperature mixing formed in mixing chamber 22 compressed gas to be transferred to
Power generation operation is carried out at turbine generators 3.
As shown in figure 16, described turbine generators 3 includes, for install on the ventilation shaft 31 of gases at high pressure flowing
Air expander 32, the output shaft 321 of air expander 32 coaxially connects with high speed shaft 331 one end of reduction gear box 33
Connecing, the other end of high speed shaft 331 is connected with barring gear 34, the high speed shaft 331 reducing gear in reduction gear box 33
Wheels are meshed with slow-speed shaft 332 transmission, and the slow-speed shaft 332 of described reduction gear box 33 turns with synchronous generator 35
Son is coaxially connected；The inlet end of ventilation shaft 31 is connected with air heater 2, and outlet side is connected with aiutage 5.
Being provided with air expander 32 in ventilation shaft 31, air expander 32 includes the annular being located in ventilation shaft 31
Leaf grating 322.The center of described annular cascade 322 is provided with output shaft 321, and output shaft 321 passes ventilation shaft 31 and subtracts
The high speed shaft 331 of speed gear-box 33 is coaxially connected；Preferably, the output shaft 321 of air expander 32 and reduction gearing
The high speed shaft 331 of case 33 is wholely set.
The L-shaped setting of ventilation shaft 31, the horizontal ends of ventilation shaft 31 is inlet end 311, and vertical end is outlet side
312；The output shaft 321 of air expander 32 passes from the corner of " L " shape ventilation shaft, annular cascade 322
Axis is coaxially disposed with the horizontal inlet end 311 of " L " shape ventilation shaft 31；Preferably, the giving vent to anger of ventilation shaft 31
End 312 is arranged straight up.
Reduction gear box 33 includes housing, the high speed shaft 331 being respectively arranged at two ends with parallel setting of housing 333 and low
Speed axle 332, is provided with train of reduction gears in housing 333；Train of reduction gears at least includes defeated with what high speed shaft 331 fixed
Enter end tooth wheel 334 and the gear of output end 335 fixed with slow-speed shaft 332, input end gear 334 and gear of output end
335 directly or are meshed through at least one travelling gear.
The two ends of high speed shaft 331 pass housing 333 two side respectively, and the first end of high speed shaft 331 stretches into ventilation shaft 31
Constituting the power shaft 321 of air expander 32, the second end of high speed shaft 331 is fixedly connected with barring gear 34.Such as figure
Shown in 17, described barring gear 34 includes fixing circular sheet material 341 coaxially connected with high speed shaft 331, circular sheet material
On the one side of 341 uniform by a plurality of convex tendon 342, each convex tendon 342 from the center of circular sheet material 341 along the footpath of sheet material
To extension.Second end of high speed shaft 331 is provided with the shaft part that the diameter of axle diminishes, and the sidewall of shaft part is provided with spline；Circular sheet material
The middle part of 341 is provided with the splined hole 343 passed for this shaft part；The shaft part part passing splined hole 343 is provided with pin-and-hole, pin
In hole, plug is fixed with bearing pin 344, is fixedly connected with barring gear 34 by high speed shaft 331.One end of slow-speed shaft 332 is worn
The rotor coaxial of the housing 333 and synchronous generator 35 that go out decelerator 33 is connected.
In the present embodiment, turbine generators utilizes the mixed gas after combustion heating to carry out the concrete steps of power generation operation such as
Under,
The High Temperature High Pressure mixed gas that step S11, air heater flow out flows through air expander, High Temperature High Pressure gaseous mixture
Body drives the annular cascade in air expander to rotate, and makes mixed gas decrease temperature and pressure and discharges；
The energy of release during gas decrease temperature and pressure is turned by step S21, air expander by driving annular cascade to rotate
It is changed to mechanical energy, and annular cascade is rotated by the rotor of reduction gear box band engine alternator；
Step S31, the rotor relative stator of synchronous generator rotate, and carry out power generation operation.
In the present embodiment, mixed gas that air expander is discharged, after decrease temperature and pressure and the height being introduced into air heater
Pressure air carries out heat exchange, preheats pressure-air.
Embodiment in above-described embodiment can be further combined or replace, and embodiment is only excellent to the present invention
Select embodiment to be described, not the spirit and scope of the present invention are defined, without departing from design philosophy of the present invention
Under premise, the various changes and modifications that in this area, technical scheme is made by professional and technical personnel, belong to this
The protection domain of invention.
Claims (10)
1. a compressed air energy storage power generating system, including air heater, carries out adding that to be thermally generated high temperature high by air
Calm the anger body；
Air feed equipment, provides pressure-air for air heater；
For fuel apparatus, provide fuel for air heater；
Generating equipment, utilizes the high temperature and high pressure gas generating that air heater generates；
It is characterized in that: air feed equipment includes the air accumulator of storage gases at high pressure；And with the generating compression that is connected of electrical network
Machine, compressor produces gases at high pressure and flows into storage in air accumulator；
Air accumulator is connected with the air inlet of combustion chamber of air heater through the first pipeline, thinks that combustor provides combustion-supporting burning
Gas；
Air accumulator is connected with the directional nozzle arranged in combustor through the second pipeline, the side, axis spontaneous combustion room of directional nozzle
Wall extends to the axis direction of combustor, to control the direction of combustion flame in combustor；
Air accumulator is connected with the mixing chamber of air heater through the 3rd pipeline, and mixing chamber is connected with the outlet side of combustor
Logical, high temperature and high pressure gas after that discharged by combustor, burning flows into the 3rd pipeline, the high pressure sky of unburned heating
Gas phase mixes, and flows out gas pressure and the temperature of air heater from mixing chamber with regulation；Combustor and mixing chamber coaxially set
Put.
A kind of compressed air energy storage power generating system the most according to claim 1, it is characterised in that: described generating
Equipment is made up of turbine generators；
The mixing chamber gas outlet of air heater is connected with turbine generators by the road, with the high temperature that will be formed in mixing chamber
Mixing compressed gas is transferred at turbine generators carry out power generation operation.
A kind of compressed air energy storage power generating system the most according to claim 1 and 2, it is characterised in that: compression sky
Gas energy storage electricity generation system also includes an air preheater；Described air preheater include separate, heat friendship can be carried out
Two passages changed, first passage two ends are connected with air feed equipment and air heater air inlet respectively；Second channel with
Generating equipment air vent is connected.
A kind of compressed air energy storage power generating system the most according to claim 3, it is characterised in that: the second pipeline and/
Or the 3rd pipeline first passage through air preheater respectively be connected with air heater, make the second pipeline and/or the 3rd pipe
In road, do not heat the pressure-air of burning and first flow through first passage and carry out heat exchange with the gas in second channel and preheat
After, then flowing in combustion chamber carries out combustion heating.
A kind of compressed air energy storage power generating system the most according to claim 1, it is characterised in that: for fuel apparatus
Including a fuel charging-tank,
Fuel charging-tank is connected with the air inlet of combustor through the first fuel supply pipe, after making fuel mix with pressure-air
Enter the combustor of air heat-transformation device；
Fuel charging-tank is connected with the burner arranged in combustor through the second fuel supply pipe.
A kind of compressed air energy storage power generating system the most according to claim 5, it is characterised in that:
Air heater is made up of a tank body, tank interior space be respectively arranged at two ends with combustor and mixing chamber, combustor
It is connected with the close side of mixing chamber；
Combustor is front end away from one end of mixing chamber, and this end is provided with the nozzle of air supply being connected with the first pipeline；Combustor
Sidewall be provided with at least string directional nozzle, each directional nozzle is connected with the second pipeline respectively.
A kind of compressed air energy storage power generating system the most according to claim 6, it is characterised in that: the side of combustor
Arrange on wall spaced along tank body axis by multiple row, adjustment combustor flame direction, for gases at high pressure inflow
Directional nozzle；Each column directional nozzle at least includes three directional nozzles, and each directional nozzle of each column is distributed in the same of tank body
On transverse section；Each directional nozzle axes intersect of each column is in same point；Spray is respectively guided at least adjacent to combustor rear end string
Mouth axes intersect is at tank body axis, and the flame making combustor spray into mixing chamber sprays along tank body axis direction.
A kind of compressed air energy storage power generating system the most according to claim 7, it is characterised in that: air preheater
Second channel two ends be connected with the outlet of solar thermal collector through water influent pipeline respectively, through drain pipe road and solar energy collection
The import of hot device is connected；The control valve of control piper passage it is respectively equipped with in described water influent pipeline and drain pipe road.
A kind of compressed air energy storage power generating system the most according to claim 6, it is characterised in that: set in combustor
Promising combustion gas and pressure-air provide the burner of incendiary source；Described burner is made up of big compression ignition burner；Big compression ignition burns
Device is provided with flame detector；It is additionally provided with blow device in big compression ignition burner.
A kind of compressed air energy storage power generating system the most according to claim 6, it is characterised in that: chamber front end
Being provided with a nozzle of air supply, nozzle of air supply is extra quality mixing nozzle；
Mixed structure that described extra quality mixing nozzle is arranged by a nozzle head, nozzle head and be connected with mixed structure
First air inlet and the second air inlet；First air inlet and the first pipeline are connected, and flow into for pressure-air；Second enters
QI KOU is connected with the first supply lines, flows into for fuel.
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| CN201510002216.6A CN105298554B (en) | 2015-01-04 | 2015-01-04 | Compressed air energy storage power generating system |
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| CN109424439A (en) * | 2018-06-19 | 2019-03-05 | 智飞智能装备科技东台有限公司 | A kind of in parallel can be generated electricity with drive of high-pressure gas is used for the power generator of new energy |
| CN110530039A (en) * | 2019-09-04 | 2019-12-03 | 中国电建集团中南勘测设计研究院有限公司 | A kind of the fused salt emptying device and method of fused salt linear Fresnel formula heat collector |
| CN112503570B (en) * | 2020-11-23 | 2022-08-05 | 西安航天动力试验技术研究所 | High-temperature compressed air ignition device and ignition method for combustion type air heater |
| CN117432490B (en) * | 2023-09-27 | 2024-06-04 | 华能核能技术研究院有限公司 | Nuclear power unit coupling fused salt energy storage power generation system |
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| US3982880A (en) * | 1974-04-24 | 1976-09-28 | Dowa Co., Ltd. | Liquid fuel burner |
| US7188465B2 (en) * | 2003-11-10 | 2007-03-13 | General Electric Company | Method and apparatus for actuating fuel trim valves in a gas turbine |
| US7859127B2 (en) * | 2006-06-16 | 2010-12-28 | Tetsuji Tateoka | Generating method and generating system utilizing combustion exhaust gas |
| CN201062790Y (en) * | 2007-07-18 | 2008-05-21 | 百金(成都)科技发展有限公司 | Blast type gas burner |
| JP6120274B2 (en) * | 2013-03-31 | 2017-04-26 | 株式会社Ｄｅｍｓ | Biomass energy production system |
| CN103410616B (en) * | 2013-08-22 | 2015-10-21 | 华北电力大学 | Large Copacity compressed-air energy storage efficient power generation system |
| CN204402582U (en) * | 2015-01-04 | 2015-06-17 | 中国大唐集团新能源股份有限公司 | Compressed air energy storage power generating system |
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