CN208153078U - A kind of system carrying out cogeneration of heat and power using residual air resource - Google Patents
A kind of system carrying out cogeneration of heat and power using residual air resource Download PDFInfo
- Publication number
- CN208153078U CN208153078U CN201820405718.2U CN201820405718U CN208153078U CN 208153078 U CN208153078 U CN 208153078U CN 201820405718 U CN201820405718 U CN 201820405718U CN 208153078 U CN208153078 U CN 208153078U
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- CN
- China
- Prior art keywords
- steam
- residual air
- power
- heat
- turbine
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- Y02E20/14—Combined heat and power generation [CHP]
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- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The utility model discloses a kind of systems for carrying out cogeneration of heat and power using residual air resource, are related to industrial residual air utilization of resources field.The utility model includes gas turbine, the waste heat boiler being connected by diffuser with the exhaust outlet of gas turbine, and the steam turbine being connect with the steam steam drain of waste heat boiler, the gas turbine and gas turbine powered generator are driven, the steam turbine and steam turbine generator are driven, the steam drain of the steam turbine is connect with steam pipe network, and the electric quantity output end of the gas turbine powered generator and steam turbine generator is connect with other electrical equipments or power grid.The utility model thermal efficiency is high, and exhaust gas discharge is less, has fewer environmental impacts.
Description
Technical field
It is especially a kind of to be using residual air resource cogeneration of heat and power the utility model relates to industrial residual air utilization of resources field
System.
Background technique
Industrial generation coke-stove gas calorific value is higher, there is very big utility value.In the prior art to coke-stove gas
Utilization in, the thermal efficiency is low, and exhaust gas discharge more causes serious pollution to the environment.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of system using residual air resource cogeneration of heat and power, this realities
High with the novel thermal efficiency, exhaust gas discharge is less, has fewer environmental impacts.
In order to solve the above technical problems, technical solution adopted in the utility model is：It is a kind of to be carried out using residual air resource
The system of cogeneration of heat and power, it is characterised in that：Including gas turbine, the waste heat being connected by diffuser with the exhaust outlet of gas turbine
Boiler, and the steam turbine connecting with the steam steam drain of waste heat boiler, the gas turbine and gas turbine powered generator pass
Dynamic, the steam turbine and steam turbine generator are driven, and the steam drain of the steam turbine is connect with steam pipe network, the combustion
The electric quantity output end of gas-turbine generator and steam turbine generator is connect with other electrical equipments or power grid.
Be connected with a further technical solution lies in, the air inlet of the gas turbine for being pressurized to gas,
The positive battery metering device of filtration treatment.
Further technical solution also resides in, and the positive battery metering device includes the emergency cut-off list connecting with appendix
Member, and the coarse filtration unit, the separating and filtering that successively connect with the gas outlet of emergency cut-off unit condense storage unit, metering list
The air inlet of member, pressurization and cooling unit and outlet port unit, the outlet port unit and gas turbine connects.
Further technical solution also resides in, and the positive battery metering device successively includes emergency cut-off unit, coarse filtration list
Member, separating and filtering condensation storage unit, metering units, pressurization and cooling unit and outlet port unit.
Further technical solution also resides in, and the outlet port unit is connected with the release system for diffusing safely to residual air
System.
Further technical solution also resides in, and the diffuser is connected with the air inlet of waste heat boiler by expansion joint.
Further technical solution also resides in, and the exhaust vent of the waste heat boiler is connect with chimney, the chimney
Height is 40 meters, and is internally provided with silencer and rain-proof baffle.
Further technical solution also resides in, and the water filling port of the waste heat boiler is connected with frequency conversion feed pump.
Further technical solution also resides in, and is connected with deoxygenation between the frequency conversion feed pump and the water filling port of waste heat boiler
Device.
Further technical solution also resides in, and the steam turbine is equipped with gland heater, the gland heater
The connection of the entrance of water outlet and oxygen-eliminating device.
Generated beneficial effect is by adopting the above technical scheme：In the utility model, steam turbine and waste heat boiler
Between diffuser expansion joint is installed, can be used for absorbing thermal expansion and obstruct vibration；The outlet installation of positive battery metering device is tight
Anxious cutting unit, when fire occurs for gas turbine or main building, emergency cut-off unit (uses accident emergency pneumatic valve or spring
Valve) it will turn off to prevent residual air from entering main building, for the safety relief for guaranteeing parsing feed channel, residual air pipeline is equipped with and puts
The system of dissipating, is diffused in prescribed way.The utility model thermal efficiency is high, exhaust gas discharge is few, has fewer environmental impacts.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the principles of the present invention figure；
Specific embodiment
Below with reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that and described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Many details are explained in the following description in order to fully understand the utility model, but this is practical new
Type can also be implemented using other than the one described here other way, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case where novel intension, therefore the utility model is not limited by the specific embodiments disclosed below.
In the present embodiment, appendix is for providing residual air (being known as resolution gas after Hydrogen Extraction From Coke Oven Gas).The outlet of appendix
Mouth is connected with positive battery metering device.The exhaust outlet of positive battery metering device and the air inlet of gas turbine connect, gas turbine and combustion
Gas-turbine generator drive gear drives gas turbine powered generator power generation.The exhaust outlet of gas turbine passes through diffuser and waste heat boiler
Air inlet connection, and diffuser is equipped with expansion joint, for absorbing thermal expansion and obstructs vibration.The exhaust gas of waste heat boiler is arranged
Port is connect with chimney, and the height of chimney is 40 meters, and silencer and rain-proof baffle are sequentially installed with inside chimney.Waste heat boiler
Steam steam drain is connect with steam turbine, and steam turbine and steam turbine generator are driven, and drives steam turbine generator power generation,
The steam drain of steam turbine is connect with steam pipe network, is recycled to high-temperature steam.Frequency conversion feed pump after oxygen-eliminating device with it is remaining
The water filling port connection of heat boiler is for whole system moisturizing.Gland heater is installed, gland heater can on steam turbine
To recycle gland packing leakage and using its heat come the device of heat-setting water, energy loss is reduced, the thermal effect of steam turbine is improved
Rate.The outlet of gland heater and the entrance of oxygen-eliminating device connect, since steam turbine is back pressure machine, no condenser, unit moisturizing
It need to mend to atmospheric type deaerator.Demineralized water enters oxygen-eliminating device deoxygenation after gland heater heats.Gas turbine powered generator and steaming
Turbine generator provides electricity for the use of other electrical equipments, is can transport after extra electricity is boosted to neighbouring power grid.
In the present embodiment, gas turbine has 2, model SGT-400, and matching gas turbine powered generator is 15MW
Generator also have 2；Positive battery metering device has 3 sets, wherein 1 set spare；Steam turbine is that back pressure type has 2, model
B1.5-3.43/0.981, matching steam turbine generator are that the generator of 15MW also has 2；Oxygen-eliminating device is 2.5t/h
, have 2 wherein 1 it is spare；The parameter of frequency conversion feed pump is Q=600m3/ h, H=30m, the parameter of necessary electromotor are N=
65kW, n=1450r/min, frequency conversion feed pump also have 2 wherein 1 it is spare.
In the present embodiment, pressure of the residual air in appendix is about 0.1-0.4MPa, into positive battery metering device, measure,
Crude separation, essence filtering, heating, pressure is about 2.6MPa after pressurization, and quality and the term of delivery can satisfy the use of gas turbine
Gas requirement.When fire occurs for gas turbine or main building, emergency cut-off unit (using accident emergency pneumatic valve or spring valve) will
It is automatically closed to prevent residual air from entering main building, for the safety relief for guaranteeing residual air pipeline, residual air pipeline is equipped with diffusion system,
It diffuses in prescribed way.Residual air by gas turbine inlet duct after filtering, introduce compressor compression boosting, subsequently into combustion
Gas turbine combustion chamber, enters combustion chamber after preheating after residual air boosting, the high-temperature flue gas after burning enters gas turbine acting, band
Dynamic gas turbine powered generator power generation.The flue gas of the discharge of gas turbine enters waste heat boiler, waste heat boiler and diffusion through diffuser
Coupled between pipe with expansion joint, absorbing thermal expansion simultaneously obstructs vibration.The high-temperature flue gas that gas turbine excludes first enters in waste heat boiler
Mouth loudspeaker section continues to spread, until being uniformly distributed before heating surface, superheater, each pressure evaporating then in turn through waste heat boiler
Device, economizer, heating furnace water generates superheated steam around here, and is sent into steam turbine acting after being allowed to overheat.Last flue-gas temperature
Be down to about 120 DEG C, into chimney, then pass sequentially through silencer, rain-proof baffle door to steel stack is discharged into atmosphere, every waste heat pot
Furnace matches a chimney.Due to using clean energy resource, chimney height temporarily presses 40m consideration.The final determination of chimney height is examined by environmental impact assessment
Opinion and actually determined boiler shape are looked into determine.The heating steam of steam turbine steam drain discharge, through attemperator desuperheat
Parameter is 0.8MPa afterwards, 183 DEG C, is passed through steam pipe network and is recycled.Steam turbine generator and gas turbine powered generator hair
Electricity output be 10kV can access plant area's power grid, after can boosting if any extra electricity access nearby power grid.
Claims (9)
1. a kind of system for carrying out cogeneration of heat and power using residual air resource, it is characterised in that：Including gas turbine, by diffuser with
The connected waste heat boiler of the exhaust outlet of gas turbine, and the steam turbine being connect with the steam steam drain of waste heat boiler, it is described
Gas turbine and gas turbine powered generator are driven, and the steam turbine and steam turbine generator are driven, the steam turbine
Steam drain is connect with steam pipe network, electric quantity output end that the gas turbine powered generator and steam turbine generator issue and other
Electrical equipment or power grid connection.
2. a kind of system for carrying out cogeneration of heat and power using residual air resource according to claim 1, it is characterised in that：The combustion
The air inlet of gas-turbine is connected with for being pressurized to gas, the positive battery metering device of filtration treatment.
3. a kind of system for carrying out cogeneration of heat and power using residual air resource according to claim 2, it is characterised in that：The increasing
Pressing metering device includes the emergency cut-off unit connecting with appendix, and successively connect with the gas outlet of emergency cut-off unit
Coarse filtration unit, separating and filtering condensation storage unit, metering units, pressurization and cooling unit and outlet port unit, the outlet are single
Member is connect with the air inlet of gas turbine.
4. a kind of system for carrying out cogeneration of heat and power using residual air resource according to claim 3, it is characterised in that：It is described go out
Mouth unit is also connected with the diffusion system for diffusing safely to residual air.
5. a kind of system for carrying out cogeneration of heat and power using residual air resource according to claim 1, it is characterised in that：The expansion
Separate tube is connected with the air inlet of waste heat boiler by expansion joint.
6. a kind of system for carrying out cogeneration of heat and power using residual air resource according to claim 1, it is characterised in that：It is described remaining
The exhaust vent of heat boiler is connect with chimney, and the height of the chimney is 40 meters, and is internally provided with silencer and rain-proof
Baffle.
7. a kind of system for carrying out cogeneration of heat and power using residual air resource according to claim 1, it is characterised in that：It is described remaining
The water filling port of heat boiler is connected with frequency conversion feed pump.
8. a kind of system for carrying out cogeneration of heat and power using residual air resource according to claim 7, it is characterised in that：The change
Oxygen-eliminating device is connected between frequency feed pump and the water filling port of waste heat boiler.
9. a kind of according to claim 1,8 any system for carrying out cogeneration of heat and power using residual air resource, it is characterised in that：
The steam turbine is equipped with gland heater, and the water outlet of the gland heater and the entrance of oxygen-eliminating device connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820405718.2U CN208153078U (en) | 2018-03-23 | 2018-03-23 | A kind of system carrying out cogeneration of heat and power using residual air resource |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820405718.2U CN208153078U (en) | 2018-03-23 | 2018-03-23 | A kind of system carrying out cogeneration of heat and power using residual air resource |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208153078U true CN208153078U (en) | 2018-11-27 |
Family
ID=64392618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820405718.2U Expired - Fee Related CN208153078U (en) | 2018-03-23 | 2018-03-23 | A kind of system carrying out cogeneration of heat and power using residual air resource |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208153078U (en) |
-
2018
- 2018-03-23 CN CN201820405718.2U patent/CN208153078U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181127 Termination date: 20210323 |
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| CF01 | Termination of patent right due to non-payment of annual fee |