CN209385193U - Combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system - Google Patents
Combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system Download PDFInfo
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- CN209385193U CN209385193U CN201821655240.5U CN201821655240U CN209385193U CN 209385193 U CN209385193 U CN 209385193U CN 201821655240 U CN201821655240 U CN 201821655240U CN 209385193 U CN209385193 U CN 209385193U
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- combustion engine
- water intaking
- waste heat
- heat
- fume afterheat
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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
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
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Abstract
The utility model relates to a kind of combustion engine combined cycle unit flue gas waste heat recovery water intakings and inlet gas cooling association system, it is characterised in that it includes gas turbine, waste heat boiler, fume afterheat water intaking combined recovery device, absorption heat pump and combustion engine compressor air inlet machine cooler；The combustion engine compressor air inlet machine cooler, gas turbine, waste heat boiler and fume afterheat water intaking combined recovery device are sequentially connected, the combustion engine compressor air inlet machine cooler and fume afterheat water intaking combined recovery device pass through pipeline respectively and connect with the absorption heat pump, and the absorption heat pump is connect with driving steam pipework, unit circulation and heat network system.The utility model can be under summer or worst hot case, the heat of combustion engine compressor inlet air is recycled to cool down inlet air, improve combustion engine and combined cycle power output, simultaneously in winter or under worst cold case, recovery waste heat boiler discharging flue gas waste heat is used for external heat supply, and realizes the recycling of moisture in flue gas.
Description
Technical field
The utility model belongs to thermal power generating technology field more particularly to a kind of combustion engine combined cycle unit fume afterheat returns
Collect water and inlet gas cooling association system.
Background technique
Combustion engine combined cycle unit under summer or worst hot case due to environment temperature increase, combustion engine output drop, in turn
The power output of entire combined cycle unit is influenced, while there are larger wastes for waste heat boiler smoke discharging residual heat；Furthermore flue gas emission is in wave
Take waste heat simultaneously as its carrying causes smoke stack emission to form white cigarette phenomenon, acidic flue gas is likely to form when serious compared with juicy
Rain.
Due to combustion engine working characteristics, after environment temperature increases, causes to enter the decline of compressor air quality, combustion engine is caused to go out
Power reduces.Meanwhile the conditions such as ambient air humidity, also influence combustion engine power output.Always there is flue gas thermal flue gas in remaining pot boiler, such as
Fruit is not used, and very big waste heat losses will be present.But fume afterheat utilizes, and is limited by flue gas heat exchange reclaimer and waste heat
Two aspects of purposes.First is that needing to solve cryogenic heat exchange equipment prevents etching problem, need to solve the consumption of waste heat recycling for two times
Problem.
Exhaust-heat boiler flue gas discharge not only causes waste heat loss, and carries moisture, and white cigarette pollution and moisture is caused to be steamed
Hair loss.
Since flue gas recovery device and combustion engine inlet gas cooling plant investment are all larger, need to recycle from waste heat, flue gas water intaking
And inlet gas cooling entirety angle is set out, research combined unit system realization, which synchronizes, to solve the above problems.
Utility model content
The purpose of the utility model is to provide a kind of combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas coolings
Association system passes through setting fume afterheat water intaking combined unit and absorption type heat pump system, under summer or worst hot case, recycling
The heat of combustion engine compressor inlet air improves combustion engine and combined cycle power output to cool down inlet air, while in winter or low
Under warm operating condition, recovery waste heat boiler discharging flue gas waste heat is used for external heat supply, in addition, utilizing fume afterheat water intaking combined unit system
System realizes the recycling of moisture in flue gas.
The utility model provides a kind of combustion engine combined cycle unit flue gas waste heat recovery water intaking and combines system with inlet gas cooling
System, including gas turbine, waste heat boiler, fume afterheat water intaking combined recovery device, absorption heat pump and combustion engine compressor air inlet machine
Cooler；Combustion engine compressor air inlet machine cooler, gas turbine, waste heat boiler and fume afterheat water intaking combined recovery device successively connect
It connects, combustion engine compressor air inlet machine cooler and fume afterheat water intaking combined recovery device pass through pipeline and absorption heat pump company respectively
It connects, absorption heat pump is connect with driving steam pipework, unit circulation and heat network system；
Under summer or worst hot case, absorption heat pump recycles combustion engine compressor inlet air for consuming driving steam
The heat of air in cooler, into unit circulation, to reduce combustion engine compressor inlet air themperature；It is in winter or low
Under warm operating condition, absorption heat pump drives steam for consuming, the smoke discharging residual heat in Mist heat recovering water intaking combined recovery device,
To heat network system heat supply.
Further, it is equipped with demisting packing layer in fume afterheat water intaking combined recovery device, the water in absorption heat pump is logical
It crosses pipeline and enters fume afterheat water intaking combined recovery device, lower leaching is combined after demisting packing layer with fume afterheat water intaking is entered
The flue gas of recyclable device is sufficiently mixed contact and absorbs fume afterheat, and the water after heating is back to absorption heat pump by pipeline.
According to the above aspect of the present invention, by combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system,
The heat of combustion engine compressor inlet air under summer or worst hot case, can be recycled to cool down inlet air, improve combustion engine and
Combined cycle power output, while in winter or under worst cold case, recovery waste heat boiler discharging flue gas waste heat is used for external heat supply, and real
The recycling of moisture in flue gas is showed.
The above description is merely an outline of the technical solution of the present invention, in order to better understand the skill of the utility model
Art means, and can be implemented in accordance with the contents of the specification, below on the preferred embodiment of the present invention and the accompanying drawings in detail
It describes in detail bright as after.
Detailed description of the invention
Fig. 1 is the knot of the utility model combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system
Structure schematic diagram.
Figure label:
1- gas turbine；2- waste heat boiler；3- fume afterheat water intaking combined recovery device；4- absorption heat pump；5- joint
Recyclable device smoke discharging pipe；6- demisting packing layer；The first pipeline of 7-；8- drives steam pipework；The second pipeline of 9-；10- combustion engine pressure
Mechanism of qi charge air cooler；11- third pipeline.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
Join shown in Fig. 1, present embodiments provides a kind of combustion engine combined cycle unit flue gas waste heat recovery water intaking and air inlet is cold
But association system, including gas turbine 1, waste heat boiler 2, fume afterheat water intaking combined recovery device 3, absorption heat pump 4 and combustion
Machine compressor air inlet machine cooler 10；Combustion engine compressor air inlet machine cooler 10, gas turbine 1, waste heat boiler 2 and fume afterheat water intaking
Combined recovery device 3 is sequentially connected, and combustion engine compressor air inlet machine cooler 10 and fume afterheat water intaking combined recovery device 3 lead to respectively
It crosses pipeline (third pipeline 11 and the first pipeline 7) to connect with absorption heat pump 4, absorption heat pump 4 and driving steam pipework 8, machine
Group circulation and heat network system connection；
Under summer or worst hot case, absorption heat pump 4 recycles combustion engine compressor inlet air for consuming driving steam
The heat of air in cooler 10, into unit circulation, to reduce combustion engine compressor inlet air themperature；In winter or
Under worst cold case, smoke evacuation of the absorption heat pump 4 for consuming driving steam, in Mist heat recovering water intaking combined recovery device 3
Waste heat, to heat network system heat supply.
By the combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system, can in summer or
Under worst hot case, the heat of combustion engine compressor inlet air is recycled to cool down inlet air, improves combustion engine and combined cycle power output,
Simultaneously in winter or under worst cold case, recovery waste heat boiler discharging flue gas waste heat is used for external heat supply, and realizes water in flue gas
The recycling divided.
In the present embodiment, it is equipped with demisting packing layer 6 in fume afterheat water intaking combined recovery device 3, in absorption heat pump 4
Water by pipeline enter fume afterheat fetch water combined recovery device 3, it is lower leaching after demisting packing layer 6, with enter fume afterheat
The flue gas of water intaking combined recovery device 3 is sufficiently mixed contact and absorbs fume afterheat, and the water after heating is back to suction by pipeline
Receipts formula heat pump 4.
The utility model is described in further detail below.
Smoke evacuation enters waste heat boiler 2 after 1 work by combustion of gas turbine, and the smoke evacuation of waste heat boiler 2 enters fume afterheat water intaking connection
3 bottom of recyclable device is closed, compressor inlet air passes through combustion engine compressor inlet aerial cooler 10, and air themperature reduces laggard
The compressor inlet of gas turbine 1 is removed, water enters in fume afterheat water intaking combined recovery device 3 in the first pipeline 7, fills out through demisting
After the lower leaching of the distribution of the bed of material 6, contact is sufficiently mixed with the flue gas for entering fume afterheat water intaking combined recovery device 3 and is absorbed more than flue gas
Heat, the water after heating back into the evaporator of absorption heat pump 4 by the first pipeline 7, and combustion engine compressor inlet air is cooling
After cooling water absorbs air inlet heat in device 10, the evaporator of absorption heat pump 4 is entered by third pipeline 11, drives steam pipework
Driving steam in 8 enters the generator of absorption heat pump 4, and unit circulation, heat network system by the second pipeline and are inhaled
The absorber of receipts formula heat pump 4 is connected.
Under summer or worst hot case, the consumption of absorption heat pump 4 part driving steam recycles combustion engine compressor inlet air
The heat of air in cooler 10 into unit circulation, and then reduces combustion engine entering air temperature, realizes combustion engine power output
Increase by 6% or heat consumption reduction by 0.5%.In winter or under worst cold case, the consumption of absorption heat pump 4 part driving steam recycles cigarette
Smoke discharging residual heat in gas waste heat water intaking combined recovery device 3 is realized the utilization of waste heat thermal flue gas, is mentioned to heat network system heat supply
High combined cycle efficiency, while increasing full factory's heat capacity about 25%, year, equivalent save marked about 40,000 tons of coal.Meanwhile waste heat boiler
After 2 smoke evacuations enter from fume afterheat water intaking 3 bottom of combined recovery device, it is evaporated with the water to get off by demisting packing layer 6
Heat exchange is discharged into atmosphere by top combined recovery device smoke discharging pipe 5 after temperature reduction.It is fetched water and is joined in fume afterheat due to flue gas
Close and be sufficiently cooled in recyclable device 3, moisture is condensed recycling in flue gas, recycling water about 50t/h, year recovered flue gas water about
300000 tons.Based on the above, fume afterheat, flue gas water intaking and inlet gas cooling association system has been integrally formed.
The above is only the preferred embodiment of the utility model, is not intended to limit the utility model, it is noted that
For those skilled in the art, without deviating from the technical principle of the utility model, it can also do
Several improvements and modifications out, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (2)
1. a kind of combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system, which is characterized in that including
Gas turbine, waste heat boiler, fume afterheat water intaking combined recovery device, absorption heat pump and combustion engine compressor air inlet machine cooler；
The combustion engine compressor air inlet machine cooler, gas turbine, waste heat boiler and fume afterheat water intaking combined recovery device are sequentially connected,
The combustion engine compressor air inlet machine cooler and fume afterheat water intaking combined recovery device pass through pipeline and the absorption type heat respectively
Pump connection, the absorption heat pump are connect with driving steam pipework, unit circulation and heat network system；
Under summer or worst hot case, the absorption heat pump recycles the combustion engine compressor inlet for consuming driving steam
The heat of air in aerial cooler, into unit circulation, to reduce combustion engine compressor inlet air themperature；In winter
Or under worst cold case, the absorption heat pump recycles the fume afterheat water intaking combined recovery device for consuming driving steam
In smoke discharging residual heat, to heat network system heat supply.
2. combustion engine combined cycle unit flue gas waste heat recovery water intaking according to claim 1 and inlet gas cooling association system,
It is characterized in that, being equipped with demisting packing layer, the water in the absorption heat pump in the fume afterheat water intaking combined recovery device
Enter fume afterheat water intaking combined recovery device by pipeline, lower leaching is after the demisting packing layer, with the entrance cigarette
The flue gas of gas waste heat water intaking combined recovery device is sufficiently mixed contact and absorbs fume afterheat, and the water after heating is flowed back by pipeline
To the absorption heat pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821655240.5U CN209385193U (en) | 2018-10-12 | 2018-10-12 | Combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821655240.5U CN209385193U (en) | 2018-10-12 | 2018-10-12 | Combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system |
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| Publication Number | Publication Date |
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| CN209385193U true CN209385193U (en) | 2019-09-13 |
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| CN201821655240.5U Active CN209385193U (en) | 2018-10-12 | 2018-10-12 | Combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386328A (en) * | 2018-10-12 | 2019-02-26 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | Combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system |
-
2018
- 2018-10-12 CN CN201821655240.5U patent/CN209385193U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386328A (en) * | 2018-10-12 | 2019-02-26 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | Combustion engine combined cycle unit flue gas waste heat recovery water intaking and inlet gas cooling association system |
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