CN102251818A - Gas and steam turbine system - Google Patents
Gas and steam turbine system Download PDFInfo
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- CN102251818A CN102251818A CN2011101795515A CN201110179551A CN102251818A CN 102251818 A CN102251818 A CN 102251818A CN 2011101795515 A CN2011101795515 A CN 2011101795515A CN 201110179551 A CN201110179551 A CN 201110179551A CN 102251818 A CN102251818 A CN 102251818A
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- firing chamber
- gas
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- 239000007789 gas Substances 0.000 claims abstract description 43
- 239000002918 waste heat Substances 0.000 claims abstract description 27
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 19
- 238000010304 firing Methods 0.000 claims description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 59
- 239000000567 combustion gas Substances 0.000 claims description 43
- 239000003546 flue gas Substances 0.000 claims description 23
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 22
- 239000003517 fume Substances 0.000 claims description 12
- 239000000498 cooling water Substances 0.000 claims description 8
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 18
- 239000000779 smoke Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 13
- 239000000446 fuel Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K23/00—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids
- F01K23/02—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled
- F01K23/06—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
- F01K23/10—Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
- F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K17/00—Using steam or condensate extracted or exhausted from steam engine plant
- F01K17/06—Returning energy of steam, in exchanged form, to process, e.g. use of exhaust steam for drying solid fuel or plant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K21/00—Steam engine plants not otherwise provided for
- F01K21/04—Steam engine plants not otherwise provided for using mixtures of steam and gas; Plants generating or heating steam by bringing water or steam into direct contact with hot gas
- F01K21/047—Steam engine plants not otherwise provided for using mixtures of steam and gas; Plants generating or heating steam by bringing water or steam into direct contact with hot gas having at least one combustion gas turbine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/14—Gas-turbine plants characterised by the use of combustion products as the working fluid characterised by the arrangement of the combustion chamber in the plant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
- F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/12—Cooling of plants
- F02C7/16—Cooling of plants characterised by cooling medium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C9/00—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
- F23L7/002—Supplying water
- F23L7/005—Evaporated water; Steam
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention discloses a gas and steam turbine system, which comprises a gas turbine, a steam turbine, a super-heater, a waste heat boiler and a steam pocket; the gas turbine comprises a gas compressor, a combustion chamber and a turbine communicated sequentially; the super-heater and the waste heat boiler are sequentially arranged on a smoke discharge pipeline of the turbine, the super-heater is communicated with the steam pocket and used for receiving saturated steam in the steam pocket, and the super-heater is communicated with the steam turbine and used for supplying super-heated steam to the steam turbine; the waste heat boiler is communicated with the steam pocket to form a circulating loop; and a steam nozzle is arranged in the combustion chamber, communicated with the steam pocket and used for delivering the saturated steam in the steam pocket to the combustion chamber. In the gas and steam turbine system provided by the invention, the steam nozzle is arranged in the combustion chamber, communicated with the steam pocket and used for delivering the saturated steam in the steam pocket to the combustion chamber, so that the quantity of air delivered to the combustion chamber by the gas compressor can be reduced, and energy can be further saved.
Description
Technical field
The present invention relates to the electricity power technology, especially relate to a kind of combustion gas and steam turbine system.
Background technique
Gas turbine is that the gas with continuous-flow is that working medium drives the turbine high speed rotating, and the chemical energy of fuel is converted to the internal combustion type dynamic power machine of kinetic energy, is the wheeled heat engine of a kind of pivoting leaf.
Usually, gas turbine comprises gas compressor, burner, firing chamber and turbo machine, gas compressor is pressurized gas with air compression, pressurized gas form fuel-air mixture with fuel mix in burner, through the ignition device after-combustion, the high temperature and high pressure gas that fuel combustion generates drives the turbo machine rotation, and the turbo machine rotation drives the generator set generating.
Gas turbine in the course of the work, fuel combustion in the firing chamber produces very high heat, therefore must implement cooling to the firing chamber, cause to prevent firing chamber Yin Gaowen damaging.
Existing firing chamber cooling means is air-cooled, and its concrete grammar is, the pressurized gas part that gas compressor pumps is used for and the fuel mix burning, and a part is used to blow to the firing chamber, takes away the part heat of firing chamber, realizes the cooling to the firing chamber.In actual applications, in the pressurized gas that gas compressor pumps, there are 25%-40% and fuel mix to form fuel-air mixture and burning, there are the pressurized gas of 60%-75% between the outer wall of firing chamber, to flow through, outer wall to the firing chamber cools off, enter firing chamber and high-temperature high-pressure fuel gas blending then, fuel gas temperature is reduced, reach 650 ℃-1000 ℃ of turbine rotor requirement.
As can be seen, in the prior art,, thereby need bigger energy be used for the temperature of the flue gas in cooling combustion chamber and the reduction firing chamber, waste energy by gas compressor 60%-75% pressurized gas cooling combustion chamber of pumping and the temperature that reduces the flue gas in the firing chamber.
In addition,, adopt the cooling effect of air-cooled mode cooling combustion chamber relatively poor, cause the damage of firing chamber easily because the specific heat of air is less.
In addition, the heat from the flue gas that turbo machine is discharged does not utilize fully, and most of fume emission causes the waste of the energy and the pollution of environment in air.
Summary of the invention
The invention provides a kind of combustion gas and steam turbine system, in order to solving defective of the prior art, can energy saving, reduce environmental pollution.
The invention provides a kind of combustion gas and steam turbine system, comprise gas turbine, steam turbine, superheater, waste heat boiler and drum;
Described gas turbine comprises gas compressor, firing chamber and the turbo machine that is communicated with successively;
Described superheater and waste heat boiler are installed on the fume emission pipeline of described turbo machine successively, described superheater is communicated with described drum, receive the saturated vapour in the described drum, described superheater is communicated with described steam turbine, for described steam turbine provides superheated vapor; Described waste heat boiler is communicated with described drum, constitutes the circulation loop;
In the described firing chamber steam nozzle is installed, described steam nozzle is communicated with described drum, and the saturated vapour in the described drum is delivered in the described firing chamber.
For energy saving, improve cooling effect, the outer wall of described firing chamber has water cooled furnace wall, has the cooling water that circulates in the described water cooled furnace wall, cools off described firing chamber.
For the conserve water resource, this combustion gas and steam turbine system also comprise condenser, purifier and the high-pressure water pump that is communicated with successively; Described condenser is communicated with described steam turbine, and described high-pressure water pump is communicated with described water cooled furnace wall, and described water cooled furnace wall is communicated with described drum, forms the circulation loop.
In order to reduce the pollution of flue gas to atmosphere environment, this combustion gas and steam turbine system also comprise pressure blower; Described pressure blower is communicated with described fume emission pipeline, and in the rear end that is installed in described waste heat boiler, this pressure blower is communicated with described gas compressor, and flue gas is flowed to described gas compressor.
In addition, this combustion gas and steam turbine system also comprise water collector; Described water collector is installed on the fume emission pipeline, and in the rear end that is installed in described waste heat boiler, this water collector is communicated with described purifier, with the vapor condensation in the flue gas and flow to described purifier.Can be recycling to the water vapor in the flue gas, the conserve water resource.
On the basis of technique scheme, described firing chamber all has a burner at least two firing chambers independently in each firing chamber, and the outer wall of each firing chamber all is equipped with water cooled furnace wall.
On the basis of technique scheme, described firing chamber is one, has at least two burners in the described firing chamber.
Combustion gas provided by the invention and steam turbine system, compared with prior art, in the described firing chamber steam nozzle is installed, described steam nozzle is communicated with described drum, saturated vapour in the described drum is delivered in the described firing chamber, can reduce the air quantity of described gas compressor input firing chamber, and then can energy saving.
And owing on the fume emission pipeline of described turbo machine superheater and waste heat boiler are installed successively, described superheater is communicated with described steam turbine, drives the steam turbine generating for described steam turbine provides high pressure steam, can improve energy utilization ratio.
Description of drawings
The combustion gas that Fig. 1 provides for first embodiment of the invention and the schematic representation of steam turbine system;
The combustion gas that Fig. 2 provides for second embodiment of the invention and the schematic representation of steam turbine system;
The combustion gas that Fig. 3 provides for third embodiment of the invention and the schematic representation of steam turbine system;
The combustion gas that Fig. 4 provides for fourth embodiment of the invention and the schematic representation of steam turbine system.
Reference character:
1-gas compressor 2-firing chamber 21-water cooled furnace wall
22-burner 3-turbo machine 4-superheater
5-waste heat boiler 6-drum 7-steam turbine
8-condenser 9-purifier 10-high-pressure water pump
11-pressure blower 12-water collector 13-first generator set
The 14-second generator set 15-steam nozzle
Embodiment
For the purpose, technological scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technological scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiments.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment who is obtained under the creative work prerequisite.
Need to prove that at first the connecting line between the parts among the accompanying drawing 1-3 represents that pipeline is communicated with, wherein the direction indication of arrow is the flow direction of working medium.
With reference to Fig. 1, the combustion gas that Fig. 1 provides for first embodiment of the invention and the schematic representation of steam turbine system.
In the first embodiment of the present invention, combustion gas provided by the invention and steam turbine system comprise gas turbine, steam turbine 7, superheater 4, waste heat boiler 5 and drum 6.Wherein, gas turbine comprises gas compressor 1, firing chamber 2 and the turbo machine 3 that is communicated with successively.
Superheater 4 and waste heat boiler 5 are installed on the fume emission pipeline of turbo machine 3 successively, flue gas heating superheater 4 and waste heat boiler 5 by turbo machine 3 discharges, superheater 4 is communicated with drum 6, saturated vapour in the drum 6 enters superheater 4 by pipeline, superheater 4 is communicated with steam turbine 7, for steam turbine 7 provides superheated vapor, and then the blade of promotion steam turbine 7 runs up; Waste heat boiler 5 is communicated with drum 6, constitutes the circulation loop, and waste heat boiler 5 adds the circulation water generates steam in the type of thermal communication loop.
Specify the combustion gas that present embodiment provides and the working procedure and the working medium flow circuit process of steam turbine below:
One, gas compressor 1 sucks air and continuously with its compression, air after the compression is flowed to burner 22 in the firing chamber 2, simultaneously fuel is flowed to the burner 22 in the firing chamber 2, fuel fully mixes 2 internal combustion in the firing chamber afterwards with air, produces the flue gas of High Temperature High Pressure.
Two, 2 air outlet flows to turbo machine 3 to the flue gas of the High Temperature High Pressure in the firing chamber 2 from the firing chamber, drive turbo machine 3 and run up, and then driving is generated electricity with turbo machine 3 coaxial first generator set 13 that are connected.
Three, waste heat boiler 5 absorbs the heat of the flue gas of turbo machine 3 discharges, heat its inner circulating water and produce steam water interface, enter drum 6 by pipeline, steam water interface is separated into saturated vapour and hot water in drum 6, and hot water is back to by pipeline and continues heating in the waste heat boiler 5.
Four, a part of saturated vapour enters superheater 4 by pipeline, superheater 4 absorbs the heat of the flue gas of turbo machine 3 eliminatings, saturated vapour is added the thermosetting superheated vapor, superheated vapor enters the blade rotation that steam turbine 7 promotes steam turbine 7 by pipeline, and steam turbine 7 drives second generator set, 14 generatings of coaxial connection.
Five, another part saturated vapour is delivered in the firing chamber 2 with the interior flue gases in firing chamber 2 by pipeline and steam nozzle 15 and mixes, the temperature of flue gas is dropped to 650 ℃-1000 ℃, flow to turbo machine 3 again, drive turbo machine 3 rotations, and then driving and turbo machine 3 coaxial first generator set, 13 generatings that are connected.
Combustion gas that present embodiment provides and steam turbine system, steam nozzle 15 is installed in the firing chamber 2, and steam nozzle 15 is communicated with drum 6, and the saturated vapour in the drum 6 is delivered in the firing chamber 2, can reduce the air quantity of gas compressor 1 input firing chamber 2, and then can energy saving.
And because superheater 4 and waste heat boiler 5 are installed on the fume emission pipeline of turbo machine 3 successively, superheater 4 is communicated with steam turbine 7, drives steam turbine 7 generatings for steam turbine 7 provides high pressure steam, can improve energy utilization ratio.
With reference to figure 2, the combustion gas that Fig. 2 provides for second embodiment of the invention and the schematic representation of steam turbine system.
In a second embodiment, the outer wall of firing chamber 2 has water cooled furnace wall 21, has the cooling water that circulates, cooling combustion chamber 2 in the water cooled furnace wall 21.
And combustion gas provided by the invention and steam turbine system also comprise condenser 8, purifier 9 and the high-pressure water pump 10 that is communicated with successively; Condenser 8 is communicated with steam turbine 7, and high-pressure water pump 10 is communicated with water cooled furnace wall 21, and water cooled furnace wall 21 is communicated with drum 6, forms the circulation loop.
In addition, in the present embodiment, turbo machine 3 is coaxially connected with first generator set 13, and turbo machine 3 high speed rotating drive 13 generatings of first generator set.Steam turbine 7 is coaxially connected with second generator set 14, and steam turbine 7 high speed rotating drive 14 generatings of second generator set.
Specify the combustion gas that second embodiment of the invention provides and the working procedure and the working medium cyclic process of steam turbine system below:
One, gas compressor 1 sucks air and continuously with its compression, air after the compression is flowed to burner 22 in the firing chamber 2, simultaneously fuel is flowed to the burner 22 in the firing chamber 2, fuel fully mixes 2 internal combustion in the firing chamber afterwards with air, produces the flue gas of High Temperature High Pressure.
Two, 2 air outlet flows to turbo machine 3 to the flue gas of the High Temperature High Pressure in the firing chamber 2 from the firing chamber, drive turbo machine 3 and run up, and then driving is generated electricity with turbo machine 3 coaxial first generator set 13 that are connected.
Three, waste heat boiler 5 absorbs the heat of the flue gas of turbo machine 3 discharges, heat its inner circulating water and produce steam water interface, enter drum 6 by pipeline, steam water interface is separated into saturated vapour and hot water in drum 6, and hot water is back to by pipeline and continues heating in the waste heat boiler 5.
Four, a part of saturated vapour enters superheater 4 by pipeline, superheater 4 absorbs the heat of the flue gas of turbo machine 3 eliminatings, saturated vapour is added the thermosetting superheated vapor, superheated vapor enters the blade rotation that steam turbine 7 promotes steam turbine 7 by pipeline, and steam turbine 7 drives second generator set, 14 generatings of coaxial connection.
Five, the steam that comes out from steam turbine 7 enters condenser 8 by pipeline, condenser 8 forms condensed water with steam cooling, condensed water enters purifier 9 by pipeline, purifier 9 purifies the water deoxygenation of inside, cooling water is pumped in the water cooled furnace wall 21 of firing chamber 2 by high-pressure water pump 10, cooling water circulates in water cooled furnace wall 21, cooling combustion chamber 2.
Six, the heat of the cooling water absorption firing chamber 2 in the water cooled furnace wall 21 becomes steam water interface, enters drum 6 by pipeline, is separated into saturated vapour and hot water in drum 6, continues above-mentioned circulation.
Combustion gas that present embodiment provides and steam turbine system, the outer wall of firing chamber 2 has water cooled furnace wall 21, has the cooling water that circulates, cooling combustion chamber 2 in the water cooled furnace wall 21.Compared with prior art, the cooling water in the water cooled furnace wall 21 is better to the cooling effect of firing chamber 2, can reduce the air quantity of gas compressor 1 input firing chamber 2, and then can energy saving.
With reference to figure 3, the combustion gas that Fig. 3 provides for third embodiment of the invention and the schematic representation of steam turbine system.
In the 3rd embodiment, the combustion gas among the structure of combustion gas provided by the invention and steam turbine system and second embodiment and the structure of steam turbine system are basic identical, and difference is as described below:
Combustion gas that present embodiment provides and steam turbine system also comprise pressure blower 11.
Pressure blower 11 is communicated with the fume emission pipeline, and in the rear end that is installed in waste heat boiler 5, and pressure blower 11 is communicated with gas compressor 1, and flue gas is flowed to gas compressor 1, can reduce the pollution of flue gas to atmosphere environment.
In addition, the combustion gas and the steam turbine system that provide of present embodiment also comprises water collector 12.Water collector 12 is installed on the fume emission pipeline, and in the rear end that is installed in waste heat boiler 5, this water collector 12 is communicated with purifier 9, with the vapor condensation in the flue gas and flow to purifier 9, can realize the recycling of steam, the conserve water resource.
Obviously, combustion gas in the present embodiment and steam turbine system also have the combustion gas among above-mentioned first kind of embodiment and the technique effect of steam turbine system, do not repeat them here.
With reference to figure 4, the combustion gas that Fig. 4 provides for fourth embodiment of the invention and the schematic representation of steam turbine system.
In the 3rd embodiment, the combustion gas among the structure of combustion gas provided by the invention and steam turbine system and second embodiment and the structure of steam turbine system are basic identical, and difference is as described below:
Have at least two burners 22 in the firing chamber 2.In addition, the quantity of the burner 22 in the firing chamber 2 can we can say that also the concrete structure of the firing chamber 2 of combustion gas provided by the invention and steam turbine system can be done multiple improvement, no longer all illustrates at this for one.
Obviously, combustion gas in the present embodiment and steam turbine system also have the combustion gas among above-mentioned second embodiment and the technique effect of steam turbine system, also repeat no more at this.
It should be noted that at last: above embodiment only in order to technological scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technological scheme that aforementioned each embodiment put down in writing, and perhaps part technical characteristics wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technological scheme.
Claims (7)
1. combustion gas and steam turbine system is characterized in that, comprise gas turbine, steam turbine, superheater, waste heat boiler and drum;
Described gas turbine comprises gas compressor, firing chamber and the turbo machine that is communicated with successively;
Described superheater and waste heat boiler are installed on the fume emission pipeline of described turbo machine successively, described superheater is communicated with described drum, receive the saturated vapour in the described drum, described superheater is communicated with described steam turbine, for described steam turbine provides superheated vapor; Described waste heat boiler is communicated with described drum, constitutes the circulation loop;
In the described firing chamber steam nozzle is installed, described steam nozzle is communicated with described drum, and the saturated vapour in the described drum is delivered in the described firing chamber.
2. combustion gas according to claim 1 and steam turbine system is characterized in that the outer wall of described firing chamber has water cooled furnace wall, have the cooling water that circulates in the described water cooled furnace wall, cool off described firing chamber.
3. combustion gas according to claim 2 and steam turbine system is characterized in that, this combustion gas and steam turbine system also comprise condenser, purifier and the high-pressure water pump that is communicated with successively;
Described condenser is communicated with described steam turbine, and described high-pressure water pump is communicated with described water cooled furnace wall, and described water cooled furnace wall is communicated with described drum, forms the circulation loop.
4. according to claim 1-3 each described combustion gas and steam turbine system, it is characterized in that this combustion gas and steam turbine system also comprise pressure blower;
Described pressure blower is communicated with described fume emission pipeline, and in the rear end that is installed in described waste heat boiler, this pressure blower is communicated with described gas compressor, and flue gas is flowed to described gas compressor.
5. combustion gas according to claim 3 and steam turbine system is characterized in that this combustion gas and steam turbine system also comprise water collector;
Described water collector is installed on the fume emission pipeline, and in the rear end that is installed in described waste heat boiler, this water collector is communicated with described purifier, with the vapor condensation in the flue gas and flow to described purifier.
6. according to claim 1-3 each described combustion gas and steam turbine system, it is characterized in that described firing chamber all has a burner at least two firing chambers independently in each firing chamber, the outer wall of each firing chamber all is equipped with water cooled furnace wall.
7. according to claim 1-3 each described combustion gas and steam turbine system, it is characterized in that described firing chamber is one, have at least two burners in the described firing chamber.
Priority Applications (1)
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CN201110179551.5A CN102251818B (en) | 2011-06-02 | 2011-06-29 | Gas and steam turbine system |
Applications Claiming Priority (4)
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CN2011101483049 | 2011-06-02 | ||
CN201110148304 | 2011-06-02 | ||
CN201110148304.9 | 2011-06-02 | ||
CN201110179551.5A CN102251818B (en) | 2011-06-02 | 2011-06-29 | Gas and steam turbine system |
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CN102251818A true CN102251818A (en) | 2011-11-23 |
CN102251818B CN102251818B (en) | 2015-04-08 |
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CN 201120225452 Withdrawn - After Issue CN202144751U (en) | 2011-06-02 | 2011-06-29 | Gas and steam turbine system |
CN201110179551.5A Active CN102251818B (en) | 2011-06-02 | 2011-06-29 | Gas and steam turbine system |
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WO (1) | WO2012162923A1 (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012162923A1 (en) * | 2011-06-02 | 2012-12-06 | 马鞍山科达洁能股份有限公司 | Gas and steam turbine system |
CN108757471A (en) * | 2018-05-02 | 2018-11-06 | 中国华电科工集团有限公司 | Water-ring vacuum pump fluid cooling water system |
CN110273756A (en) * | 2018-03-14 | 2019-09-24 | 姜成华 | Water fires hybrid-power combustion-gas turbine |
CN112319799A (en) * | 2020-11-03 | 2021-02-05 | 谭成刚 | Wingless aircraft |
CN113756900A (en) * | 2021-09-03 | 2021-12-07 | 靳普科技(北京)有限公司 | Internal and external mixed combustion engine |
CN113756901A (en) * | 2021-09-03 | 2021-12-07 | 靳普科技(北京)有限公司 | Internal and external mixed combustion engine |
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CN202144751U (en) * | 2011-06-02 | 2012-02-15 | 马鞍山科达洁能股份有限公司 | Gas and steam turbine system |
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IT1243682B (en) * | 1989-07-28 | 1994-06-21 | Gen Electric | GAS TURBO ENGINE STEAM COOLING |
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- 2011-06-29 CN CN 201120225452 patent/CN202144751U/en not_active Withdrawn - After Issue
- 2011-06-29 CN CN201110179551.5A patent/CN102251818B/en active Active
- 2011-06-30 WO PCT/CN2011/076639 patent/WO2012162923A1/en active Application Filing
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JPS54135911A (en) * | 1978-04-14 | 1979-10-22 | Mitsubishi Electric Corp | Gas turbine |
DE3882794D1 (en) * | 1987-05-06 | 1993-09-09 | Hitachi Ltd | HEAT RECOVERY BOILER OF THE HEATER TYPE AND THE POWER GENERATION SYSTEM USING THIS. |
CN1112985A (en) * | 1994-03-21 | 1995-12-06 | Abb管理有限公司 | Cooling of hot unit of gas turbine |
CN202144751U (en) * | 2011-06-02 | 2012-02-15 | 马鞍山科达洁能股份有限公司 | Gas and steam turbine system |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012162923A1 (en) * | 2011-06-02 | 2012-12-06 | 马鞍山科达洁能股份有限公司 | Gas and steam turbine system |
CN110273756A (en) * | 2018-03-14 | 2019-09-24 | 姜成华 | Water fires hybrid-power combustion-gas turbine |
CN108757471A (en) * | 2018-05-02 | 2018-11-06 | 中国华电科工集团有限公司 | Water-ring vacuum pump fluid cooling water system |
CN112319799A (en) * | 2020-11-03 | 2021-02-05 | 谭成刚 | Wingless aircraft |
CN113756900A (en) * | 2021-09-03 | 2021-12-07 | 靳普科技(北京)有限公司 | Internal and external mixed combustion engine |
CN113756901A (en) * | 2021-09-03 | 2021-12-07 | 靳普科技(北京)有限公司 | Internal and external mixed combustion engine |
Also Published As
Publication number | Publication date |
---|---|
CN202144751U (en) | 2012-02-15 |
WO2012162923A1 (en) | 2012-12-06 |
CN102251818B (en) | 2015-04-08 |
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