CN205503282U - Steam recycles formula gas turbine power generation device based on solar energy and waste heat recovery - Google Patents
Steam recycles formula gas turbine power generation device based on solar energy and waste heat recovery Download PDFInfo
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- CN205503282U CN205503282U CN201620323727.8U CN201620323727U CN205503282U CN 205503282 U CN205503282 U CN 205503282U CN 201620323727 U CN201620323727 U CN 201620323727U CN 205503282 U CN205503282 U CN 205503282U
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- gas turbine
- regenerator
- solar energy
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- gas
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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
Abstract
The utility model relates to a steam recycles formula gas turbine power generation device based on solar energy and waste heat recovery. Air admission compressor pressure boost after the purification, compressed air gets into regenerator inclusive AND saturated steam and mixes the back, gets into the regenerator, and the regenerator utilizes gas turbine's tail gas to heat the recycle section waste heat to above -mentioned working gas. Through the working gas of regenerator heating again through solar collector heating back, get into the combustion chamber, with the fuel burning, the high temperature flue gas of production gets into the gas turbine acting, tail gas gets into regenerator, steam generator in proper order, the latter retrieves the tail gas waste heat once more and produces the saturated steam of recycle usefulness, the steam in the tail gas is retrieved after the condensation. When no solar radiation or radiation were not enough, working gas directly got into the combustion chamber through the bypass. Saturated steam recycles the gas turbine system, has reduced the wasted work of compressor, improved the gas turbine generating efficiency with than the merit, utilize solar energy to add hot working medium gas simultaneously, reduce the fuel consumption.
Description
Technical field
This utility model relates to gas turbine technology field, is based particularly on the steam of solar energy and waste heat recovery
Re-injection formula gas turbine generating set.
Background technology
Develop this cleaning of solar energy, free of contamination regenerative resource, for alleviating current fossil energy
Pressure, environmental pollution pressure etc. are significant.Solar energy thermal-power-generating technology is to be changed by solar energy
For electric energy, mainly there are dish-style, tower, slot type, four kinds of Land use systems of Fresnel, wherein for distributed
For generating, disc type solar energy collecting system condenser performance is good, system structure simple, distribution is flexible, place
Adaptability is good, has broader prospect.But the direct hot generating efficiency of solar energy is relatively low typically left 20%
The right side, substantial amounts of photothermal deformation energy is not obtained by.It addition, individually solar heat power generation system is at night
Between or overcast and rainy cannot provide energy.Accordingly, it is considered to can by solar energy heating and other electricity generation systems,
Such as gas turbine generating system combines, and complements one another thus improves the generating capacity of entirety and generate electricity steady
Qualitative.
Gas turbine generating system has efficiency height, starting is fast, peaking performance is good, the construction period is short, occupation of land
Area is little, and water consumption is few, and the series of advantages, particularly small size gas turbine generating system such as environmental pollution is little
System (25kW-1MW) be distributed more flexible, operability is more preferable.Due to gas material supply problem, combustion
Gas-turbine generation technology receives restriction to a certain extent.Therefore, system effectiveness and the bar of power are being ensured
Under part, reduce fuel consumption as far as possible and be conducive to the widely use of gas turbine generating system.Therefore, too
Sun can be combined with gas turbine generating system by thermal-arrest, utilizes solar radiant energy to replace the fuel thermal energy that part needs,
Thus reduce the fuel quantity that gas turbine generating system needs.
Additionally, day by day increase with environmental protection pressure along with energy-conservation, the circulation of gas turbine gas vapour mixed working fluid becomes works as
The focus of front research.Steam injection circulation is to study, in mixed working fluid circulation, the one that relatively early technology is more ripe.
In steam-injected gas turbine follows bad (abbreviation steam injected cycle), the aerofluxus of gas turbine is passed through afterburning or not
The waste heat boiler of afterburning, the combustor of the steam-recycling that boiler produces to gas turbine or other suitable position,
With combustion gas mixing heating, expansion work, enter back into waste heat boiler.This kind of circulation has high efficiency and height ratio
The remarkable advantage of merit, and the discharge of NOx can be reduced.Therefore, in conjunction with the gas turbine power generation of solar energy heating
System, again by steam-recycling technology, improves electricity generation system efficiency further, reduces fuel consumption.
Summary of the invention
The utility model proposes a kind of steam-recycling formula gas turbine power generation based on solar energy and waste heat recovery
Device, solves the problem that the independent hot generating efficiency of solar energy is low, and improves gas turbine power generation efficiency, with
Time can realize multiple-energy-source comprehensive utilization.
A kind of steam-recycling formula gas turbine generating set based on solar energy and waste heat recovery, including compressor,
Regenerator, solar energy high temperature heat collector, combustor, combustion gas turbine, control valve, steam generator, tail gas
Condenser, to water mixer, feed pump, compressor, regenerator air side, solar energy high temperature heat collector,
Combustor, combustion gas turbine are sequentially connected, combustion gas turbine, regenerator fume side, steam generator fume side,
Tail gas condenser is sequentially connected, tail gas condenser recycle-water side, to water mixer, feed pump, steam generation
Device water side is sequentially connected, and steam generator water side outlet pipeline is connected with blower outlet pipeline.
The device of another kind of steam-recycling formula gas turbine power generation based on solar energy and waste heat recovery includes calming the anger
Machine, regenerator, solar energy high temperature heat collector, combustor, combustion gas turbine, control valve, steam generator,
Tail gas condenser, to water mixer, feed pump, compressor, regenerator air side, solar energy high-temperature heat collection
Device, combustor, combustion gas turbine are sequentially connected, described combustion gas turbine, regenerator fume side, steam generation
Device fume side, tail gas condenser are sequentially connected, described tail gas condenser recycle-water side, to water mixer,
Feed pump, steam generator water side, combustor are sequentially connected.
Electricity-generating method is: (or air is with full to the air entering into combustor to utilize solar energy high temperature heat collector
Mixed gas with steam) heating, the temperature of solar energy high temperature heat collector outlet working medium reaches more than 700 DEG C,
Reduce the Fuel Consumption of combustor.The water entered in steam generator is provided by feed pump, water
Pressure is about 2 30bar, utilizes the height that temperature is about 270 DEG C discharged from the outlet of regenerator fume side
The water entered in steam generator is heated by temperature flue gas, makes up to saturated-steam temperature 100 250 DEG C
Left and right, thus take full advantage of fume afterheat, greatly reduce exhaust gas temperature and the waste heat loss of flue gas, quilt
Absorb the flue gas after waste heat and enter air after tail gas condenser recovery section water.Steam generator produces
Before saturated vapor leads to regenerator air side import, or lead to combustor, can ensured by steam injection
In the case of output, reduce the air inflow of compressor, and then the wasted work of minimizing compressor, improve combustion gas
The generating efficiency of turbine and compare merit.When solar radiation is without solar radiation or radiation deficiency, adjusted by control valve
Save by the working medium flow of solar energy high temperature heat collector or be directly entered combustor, with realize 24 hours not between
Disconnected generating.
Compared with prior art, the system advantage that this patent proposes is:
1, by increasing solar energy high temperature heat collector, improve and enter combustion air (or air and saturated vapor
Mixed gas) temperature, reduce firing rate；
2, reduce combustor excessive temperature by steam injection, excessive air amount can be reduced, reduce combustor
Discharge, reduces power input to compressor, improves system specific power；
3, again reclaim by utilizing steam injection to carry out fume afterheat, under the conditions of ensureing system electrical power,
Raising system entirety generating efficiency.
Accompanying drawing explanation
Fig. 1 is the concrete scheme of the steam-recycling formula gas turbine power generation of a kind of solar energy and waste heat recovery；
Fig. 2 is the concrete scheme of the steam-recycling formula gas turbine power generation of another kind of solar energy and waste heat recovery；
In figure, 1-compressor, 2-regenerator, 3-solar energy high temperature heat collector, 4-combustor, 5-combustion gas are saturating
Flat, 6-control valve, 7-steam generator, 8-tail gas condenser, 9-are to water mixer, 10-feed pump.
Detailed description of the invention
Below in conjunction with accompanying drawing, the two schemes of design is carried out clear, complete description.
As it is shown in figure 1, a kind of steam-recycling formula gas turbine power generation based on solar energy and waste heat recovery is concrete
Scheme, the program includes compressor 1, regenerator 2, solar energy high temperature heat collector 3, combustor 4, combustion gas
Turbine 5, control valve 6, steam generator 7, tail gas condenser 8, to water mixer 9, feed pump 10.
After air is sucked supercharging by compressor 1, enter regenerator 2 together with the steam of steam generator 7 water side outlet
Air side import.Combustion gas turbine 5 smoke evacuation enters regenerator 2 fume side import, heats air vapor gaseous mixture
Body, temperature reduces, and enters back into the fume side import heating feedwater of above-mentioned steam generator 7.Through regenerator 2
The air vapor mixed gas of preheating, enters back into solar energy high temperature heat collector 3, by solar concentrating system (dish
One or many in formula condenser system, tower condenser system, trench light condensing system or Fresnel condenser system
Plant condenser system) it is heated to more than 700 DEG C, enter back into combustor 4 afterwards.Fuel (natural gas) is by burning
The spout of room 4 sprays into, and reacts with excess air steam, produces 950 DEG C of high temperature above combustion gas, enters combustion
Gas turbine 5 work done, Partial Power is consumed by compressor 1.The smoke evacuation of combustion gas turbine 5 is the most above-mentioned, enters successively
Enter regenerator 2, steam generator 7 recovery waste heat, after eventually passing tail gas condenser 8 condensation, enter air,
Recovery section feedwater simultaneously.Feed water and be pressurized to 5bar by feed pump 10, enter steam generator 7, regenerator
The smoke evacuation of 2 fume side outlets enters steam generator 7, and further heat release heats a certain amount of feedwater to a level pressure
Saturated vapor under power.Circulate with this.When solar radiation is without solar radiation or radiation deficiency, by controlling
Valve regulation is passed through the working medium flow of solar energy high temperature heat collector or is directly entered combustor, to realize 24 hours not
Interval generation.Meet system net output and combustor exit flue-gas temperature essentially identical under conditions of,
Compared to without solar heat-collection, without the gas turbine generating system of steam injection, this electricity-generating method reduces fuel consumption
Amount about 50%；Owing to saturated vapor re-injection reduces combustor excessive temperature, needed for therefore decreasing burning
Excess air consumption, thus reduce power input to compressor, system specific power improves 27.7%；Solar thermal collector is defeated
Enter thermal power 169.4kW；By waste heat recovery, system exhaust gas temperature is reduced to 100 DEG C；System generating efficiency
Improve 4 percentage points.
As in figure 2 it is shown, another kind steam-recycling based on solar energy and waste heat recovery formula gas turbine power generation tool
Body scheme, the program includes compressor 1, regenerator 2, solar energy high temperature heat collector 3, combustor 4, combustion
Gas turbine 5, control valve 6, steam generator 7, tail gas condenser 8, to water mixer 9, feed pump 10.
Air is sucked by compressor 1, enters regenerator 2 air side import, by combustion gas in regenerator 2 after supercharging
Turbine 5 high-temperature exhaust air preheats.Air after preheating enters heat collector 3, by solar concentrating system (dish-style
One or more in condenser system, tower condenser system, trench light condensing system or Fresnel condenser system
Condenser system) it is further heated to more than 700 DEG C, enter combustor 4.Fuel (natural gas) is by burning
The spout of room 3 sprays into, and with excess air hybrid reaction, produces about 950 DEG C high-temperature fuel gas, enters combustion gas saturating
Flat 5 actings, Partial Power is consumed by compressor 1.Combustion gas turbine 5 smoke evacuation enters regenerator 2 heat release, in advance
The air of hot pressing mechanism of qi 1 outlet, temperature enters back into the further heat release of steam generator 7, heats one after reducing
Quantitative feedwater is to the saturated vapor under certain pressure, and saturated vapor is directly injected in combustor 4, and flue gas is
After through tail gas condenser 8 condense after enter air, simultaneously recovery section feedwater.Feedwater is by water pump 10 supercharging
To 5bar, enter steam generator 7 and absorb smoke discharging residual heat, become saturated vapor.Circulate with this.Work as the sun
When radiating without solar radiation or radiation deficiency, by the control valve regulation working medium by solar energy high temperature heat collector
Flow or be directly entered combustor, to realize 24 hours tidal time difference.Meeting system net output
Under conditions of essentially identical with combustor exit flue-gas temperature, compared to without solar heat-collection, without steam injection
Gas turbine generating system, this electricity-generating method reduces fuel consumption about 50%；System specific power improves 16.2%；
Solar thermal collector input thermal power 160.6kW；By waste heat recovery, system exhaust gas temperature is reduced to 186 DEG C；
System generating efficiency improves 0.7 percentage point.
Claims (2)
1. a steam-recycling formula gas turbine generating set based on solar energy and waste heat recovery, it is characterised in that bag
Include compressor (1), regenerator (2), solar energy high temperature heat collector (3), combustor (4), combustion gas turbine
(5), control valve (6), steam generator (7), tail gas condenser (8), to water mixer (9), give
Water pump (10), compressor (1), regenerator (2) air side, solar energy high temperature heat collector (3), burning
Room (4), combustion gas turbine (5) are sequentially connected, combustion gas turbine (5), regenerator (2) fume side, steam
Generator (7) fume side, tail gas condenser (8) are sequentially connected, tail gas condenser (8) recycle-water side,
It is sequentially connected to water mixer (9), feed pump (10), steam generator (7) water side, steam generator
Water side outlet pipeline is connected with compressor (1) export pipeline.
2. the device of a steam-recycling formula gas turbine power generation based on solar energy and waste heat recovery, it is characterised in that
Saturating including compressor (1), regenerator (2), solar energy high temperature heat collector (3), combustor (4), combustion gas
Flat (5), control valve (6), steam generator (7), tail gas condenser (8), to water mixer (9),
Feed pump (10), compressor (1), regenerator (2) air side, solar energy high temperature heat collector (3), combustion
Burn room (4), combustion gas turbine (5) is sequentially connected, described combustion gas turbine (5), regenerator (2) flue gas
Side, steam generator (7) fume side, tail gas condenser (8) are sequentially connected, described tail gas condenser
(8) recycle-water side, to water mixer (9), feed pump (10), steam generator (7) water side, burning
Room (4) is sequentially connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620323727.8U CN205503282U (en) | 2016-04-15 | 2016-04-15 | Steam recycles formula gas turbine power generation device based on solar energy and waste heat recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620323727.8U CN205503282U (en) | 2016-04-15 | 2016-04-15 | Steam recycles formula gas turbine power generation device based on solar energy and waste heat recovery |
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| Publication Number | Publication Date |
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| CN205503282U true CN205503282U (en) | 2016-08-24 |
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| CN201620323727.8U Active CN205503282U (en) | 2016-04-15 | 2016-04-15 | Steam recycles formula gas turbine power generation device based on solar energy and waste heat recovery |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105804872A (en) * | 2016-04-15 | 2016-07-27 | 浙江大学 | Steam reinjection type gas turbine power generation method and device based on solar energy and waste heat recovery |
| CN109677277A (en) * | 2019-02-01 | 2019-04-26 | 至玥腾风科技投资集团有限公司 | A kind of stroke-increasing electric automobile |
| WO2023108813A1 (en) * | 2021-12-16 | 2023-06-22 | 烟台杰瑞石油装备技术有限公司 | Gas turbine waste heat recovery system, and oil and gas exploitation system having same |
-
2016
- 2016-04-15 CN CN201620323727.8U patent/CN205503282U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105804872A (en) * | 2016-04-15 | 2016-07-27 | 浙江大学 | Steam reinjection type gas turbine power generation method and device based on solar energy and waste heat recovery |
| CN109677277A (en) * | 2019-02-01 | 2019-04-26 | 至玥腾风科技投资集团有限公司 | A kind of stroke-increasing electric automobile |
| WO2023108813A1 (en) * | 2021-12-16 | 2023-06-22 | 烟台杰瑞石油装备技术有限公司 | Gas turbine waste heat recovery system, and oil and gas exploitation system having same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |