CN205531497U - Power island arrangement structure of one-driving-one multi-shaft gas turbine extraction condensing backpressure unit combined cycle power plant - Google Patents
Power island arrangement structure of one-driving-one multi-shaft gas turbine extraction condensing backpressure unit combined cycle power plant Download PDFInfo
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- CN205531497U CN205531497U CN201520964999.1U CN201520964999U CN205531497U CN 205531497 U CN205531497 U CN 205531497U CN 201520964999 U CN201520964999 U CN 201520964999U CN 205531497 U CN205531497 U CN 205531497U
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- 238000000605 extraction Methods 0.000 title claims abstract description 28
- 238000002485 combustion reaction Methods 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 18
- 239000002918 waste heat Substances 0.000 claims abstract description 16
- 239000000498 cooling water Substances 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 3
- 239000002828 fuel tank Substances 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 239000000567 combustion gas Substances 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
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- Engine Equipment That Uses Special Cycles (AREA)
Abstract
A power island arrangement structure who drags a multiaxis combustion engine to take out congeals backpressure unit combined cycle power plant includes: the two gas turbines are arranged in the open air in the same row outdoors, the two waste heat boilers are arranged in a mirror symmetry mode, the steam turbines are arranged in the steam turbine room, and the central lines of the steam turbines and the gas turbines are parallel; the steam turbine room adopts a combined workshop with unequal column distances, and the column distances of the workshop on the backpressure unit side are 5 meters, 8 meters and 5 meters; the elevations of the workshop middle floor and the operation floor are respectively 3.9 meters and 7.9 meters; the backpressure unit and the extraction and condensation unit are respectively and independently provided with independent access holes of 4.91 multiplied by 9 meters and 6.15 multiplied by 9 meters, two traveling cranes with loads of 32t/5t and 75t/20t are correspondingly configured, and the lower chord elevation of the workshop is up to 22.73 meters; the main factory buildings PC and MCC are respectively arranged at the 0 m layer and the middle layer, the generator outgoing line is arranged at the 3.9 m layer, and a centralized control building and an electric room are arranged.
Description
Technical field
The utility model relates to the Power island of a kind of one-to-one multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant
Arrangement, a kind of " one-to-one " multiaxis combustion engine extraction condensing back pressure press using Alstom GT13E2 gas turbine
The general arrangement of power island scheme of group combined-cycle power plant, belongs to thermal power plant design field.
Background technology
The steam turbine that internal combustion engine combined-cycle power plant of state uses generally includes two kinds of principal modes, i.e. back pressure unit and takes out solidifying
Unit.The back pressure unit thermoelectricity when thermal efficiency is the highest, is preferable thermal power plant unit form, but its heating load is easily used by downstream
The restriction at family；Extraction condensing sets run mode is the most flexible, and heating parameter is higher, is particularly well-suited to factory steam user.
" one-to-one " multiaxis combustion engine Combined Cycle Unit is arranged to use complex factories, its conventional steam turbine configuration shape
Formula includes two extraction and condensing unit, two back pressure unit, one back pressure unit three class of an extraction and condensing unit.Due to same model steam turbine
The plurality of advantages of configuration, the arrangement using two extraction and condensing unit is more common, and runs the extraction condensing back pressure press that operation is more flexible
Group arrangement is the most less.In view of the mutual supplement with each other's advantages of machine set type, this arrangement increasingly comes into one's own, it is therefore necessary to
It is optimized its general arrangement of power island scheme rationally to improve its practicality and economy.
At present in domestic project, the main frame of 9E level " one-to-one " multiaxis combustion engine Combined Cycle Unit and the common layout of Factory Building
It is:
1. gas turbine uses indoor layout, and the combining form of its host module and the outdoor layout in outdoor there is no solid area
Not, but outdoor outdoor layout need to additionally consider environmental requirement；
2. steam turbine uses a lower steam discharge high position to arrange, steam turbine building intermediate layer absolute altitude 4.5 meters, operate layer absolute altitude 9 meters；
3. steam turbine building use complex factories, arrange share maintenance across, the quantity of space for maintenance and driving can be reduced.
Summary of the invention
The purpose of this utility model is the deficiency overcoming prior art to exist, and provides a kind of reasonable structural arrangement, tight
Gather, for the feature of Alstom KA13E2 " one-to-one " multiaxis combustion engine extraction condensing back pressure press group combined cycle, pass through combustion gas
The modularized design of the main process equipments such as turbine, waste heat boiler, steam turbine and the functional areas of production and office auxiliary plant are integrated, excellent
Change general arrangement of power island so that take up an area little, Factory Building volume is little, pipeline and enclosed busbar is short, integrated engineering amount is low, engineering can be reduced and make
The general arrangement of power island structure of the one-to-one multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant of valency.
The purpose of this utility model completes by following technical solution: a kind of one-to-one multiaxis combustion engine extraction condensing back pressure pressure
The general arrangement of power island structure of unit combined-cycle power plant, described one-to-one multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant
Mainly include gas turbine, waste heat boiler and steam turbine, it is characterised in that: two gas turbines are at outdoor outdoor in-line cloth
Putting, two waste heat boilers use specular to arrange, steam turbine is arranged in steam turbine building indoor and steam turbine centrage is taken turns with combustion gas
Machine centrage keeping parallelism；Described steam turbine building use do not wait post away from complex factories, back pressure unit side factory building columns away from for 5 meters, 8
Rice, 5 meters；Factory Building intermediate layer, operating layer absolute altitude are respectively 3.9 meters, 7.9 meters；Back pressure unit and extraction and condensing unit are individually arranged
The independent manhole of 4.91 × 9 meters and 6.15 × 9 meters, corresponding configuration load 32t/5t and 75t/20t two driving, described Factory Building
Lower edge absolute altitude is to 22.73 meters；Main building PC (power center (PC) Power Centrol) and MCC (Motor Control Center Motor
Control Center) it is respectively arranged in 0 meter of layer and intermediate layer, generator outlet is located at 3.9 meters of layers, arranges that Ji Kong building is with electric
Between.
2, the Power island cloth of one-to-one according to claim 1 multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant
Put structure, it is characterised in that 0 meter of layer of described steam turbine building be disposed with open type and closed-type circulating cooling water pump, condenser vacuum pump,
Deironing filter, EH fuel tank, intermediate layer is disposed with shaft sealing cooler, lubricating oil station, and operating layer is disposed with jacking(oil) pump, closes cold water
Expansion tank, 7 shunting devices of senior middle school's low pressure；Wherein shunting device, open type and closed-type circulating cooling water pump centralized arrangement respectively
Solidifying pusher side operating layer, 0 meter of layer is taken out in steam turbine building.
3, the power of one-to-one according to claim 1 and 2 multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant
Island arrangement, it is characterised in that be provided with subsidiary engine region between described steam turbine building north side, two waste heat boilers, this subsidiary engine district
Territory is mainly disposed with vacuum dust cather, vacuum dust cather vacuum pump, compressed air reservoir, diesel-driven generator, heat supply header, combustion
Gas boiler, air compressor machine, chemistry dosing sampling, diesel engine security personnel's section power supply, the equipment in this subsidiary engine region only air compressor machine, diesel engine are protected
Peace section power supply is arranged in the indoor of air compressor house with chemistry dosing sampler, and remaining is all outdoor outdoor layout；Waste heat pot
High and low pressure feed pump, these equipment of performance heater module are arranged in stove both sides.
This utility model has and optimizes achievement as follows:
One, steam turbine building intermediate layer, to be separately optimized from 4.5 meters and 9 meters be 3.9 meters and 7.9 meters to operating layer absolute altitude；
Two, steam turbine building size is optimized for 42m × 37m by 48m × 37m, can reduce area 222m2；
Three, steam turbine building uses two drivings relatively employing separate unit driving and big span buildings, is total to including Factory Building and driving investment
150,000 yuan can be saved；
Four, after centralized arrangement, full factory open type and closed-type circulating cooling water pump can be optimized for 3 by 4 respectively, saved vapour
Machine room space, it is simple to Factory Building compact Layout；
Five, subsidiary engine flooring is long-pending by 1470m2It is reduced to 265m2, reduce 1205m2, reduce by the construction area of nearly 80%；
Six, being not provided with circulating water pipe due to back pressure unit, two gas turbine centre-to-centre spacing are optimized for 90 meters by 100 meters, from
And make Power island region area reduce about 1000m2。
This utility model has reasonable structural arrangement, compact, fires for Alstom KA13E2 " one-to-one " multiaxis
The feature of machine extraction condensing back pressure press group combined cycle, by the module of the main process equipments such as gas turbine, waste heat boiler, steam turbine
Change design and produce and office auxiliary plant functional areas integrate, optimize general arrangement of power island so that take up an area little, Factory Building volume is little,
Pipeline and enclosed busbar is short, integrated engineering amount is low, can reduce the features such as construction costs.
Accompanying drawing explanation
Fig. 1 is this utility model for 9E level combustion engine Power island, the structural plan that comprises steam turbine building operating layer.
Fig. 2 is this utility model for 9E level combustion engine Power island, the structural plan that comprises steam turbine building intermediate layer
Fig. 3 is this utility model for 9E level combustion engine Power island, the structural plan that comprises 0 meter of layer of steam turbine building.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is done shown in detailed introduction: Fig. 1,2,3, this utility model
By two outdoor outdoor in-line arrangements of gas turbine 1, two waste heat boilers 2 use specular to arrange, back pressure unit 3 and take out solidifying
The indoor layout of unit 4, back pressure unit 3 and extraction and condensing unit 4 centrage and gas turbine 1 centrage keeping parallelism.Steam turbine building 5 uses
Not waiting post individually to arrange manhole 6 away from complex factories, back pressure unit 3 and extraction and condensing unit 4, Ji Kong building is arranged with electric equipment compartment 7
Outside A arranges.Shunting device 8, open type and closed-type circulating cooling water pump 9 centralized arrangement respectively in steam turbine building take out solidifying pusher side operating layer, 0
Rice layer.Subsidiary engine region 10 is arranged in air compressor house except air compressor machine, diesel engine security personnel's section power supply with chemistry dosing sampler indoor
In 11, remaining all uses outdoor arrangement；Two gas fired-boilers 12 are arranged close proximity to steam turbine building 5, shorten gas fired-boiler 12 to auxiliary
The distance of vapour surge tank 13.
Embodiment: the general arrangement of power island structure of a kind of one-to-one multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant, institute
The one-to-one multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant stated mainly includes gas turbine, waste heat boiler and steamer
Machine, two gas turbines use specular to arrange at outdoor outdoor in-line arrangement, two waste heat boilers, and steam turbine is arranged in vapour
Machine room is indoor and steam turbine centrage and gas turbine centrage keeping parallelism；Described steam turbine building uses and does not waits post away from associating factory
Room, back pressure unit side factory building columns is away from for 5 meters, 8 meters, 5 meters；Factory Building intermediate layer, operating layer absolute altitude are respectively 3.9 meters, 7.9 meters；The back of the body
Press group and extraction and condensing unit individually arrange the independent manhole of 4.91 × 9 meters and 6.15 × 9 meters, corresponding configuration load 32t/
5t and 75t/20t two driving, described Factory Building lower edge absolute altitude is to 22.73 meters；Main building PC (power center (PC) Power Centrol)
And MCC (Motor Control Center Motor Control Center) is respectively arranged in 0 meter of layer and intermediate layer, generator outlet is located at
3.9 meters of layers, arrange Ji Kong building and electric equipment compartment.
0 meter of layer of steam turbine building described in the utility model be disposed with open type and closed-type circulating cooling water pump, condenser vacuum pump,
Deironing filter, EH fuel tank, intermediate layer is disposed with shaft sealing cooler, lubricating oil station, and operating layer is disposed with jacking(oil) pump, closes cold water
Expansion tank, 7 shunting devices of senior middle school's low pressure；Wherein shunting device, open type and closed-type circulating cooling water pump centralized arrangement respectively
Solidifying pusher side operating layer, 0 meter of layer is taken out in steam turbine building.
It is provided with subsidiary engine region, this subsidiary engine region between steam turbine building north side described in the utility model, two waste heat boilers
Mainly it is disposed with vacuum dust cather, vacuum dust cather vacuum pump, compressed air reservoir, diesel-driven generator, heat supply header, combustion gas
Boiler, air compressor machine, chemistry dosing sampling, diesel engine security personnel's section power supply, the equipment in this subsidiary engine region only air compressor machine, diesel engine are ensured public security
Section power supply is arranged in the indoor of air compressor house with chemistry dosing sampler, and remaining is all outdoor outdoor layout；Waste heat boiler
High and low pressure feed pump, these equipment of performance heater module are arranged in both sides.
Claims (3)
1. the general arrangement of power island structure of one-to-one multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant, described one-to-one multiaxis
Combustion engine extraction condensing back pressure press group combined-cycle power plant mainly includes gas turbine, waste heat boiler and steam turbine, it is characterised in that: two
Platform gas turbine uses specular to arrange at outdoor outdoor in-line arrangement, two waste heat boilers, and steam turbine is arranged in steam turbine building
Indoor and steam turbine centrage and gas turbine centrage keeping parallelism；Described steam turbine building use do not wait post away from complex factories,
Back pressure unit side factory building columns is away from for 5 meters, 8 meters, 5 meters；Factory Building intermediate layer, operating layer absolute altitude are respectively 3.9 meters, 7.9 meters；Back pressure machine
Group and extraction and condensing unit individually arrange the independent manhole of 4.91 × 9 meters and 6.15 × 9 meters, corresponding configuration load 32t/5t and
75t/20t two driving, described Factory Building lower edge absolute altitude is to 22.73 meters；Main building PC (power center (PC) Power Centrol) and
MCC (Motor Control Center Motor Control Center) is respectively arranged in 0 meter of layer and intermediate layer, and generator outlet is located at
3.9 meters of layers, arrange Ji Kong building and electric equipment compartment.
The general arrangement of power island knot of one-to-one the most according to claim 1 multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant
Structure, it is characterised in that 0 meter of layer of described steam turbine building be disposed with open type and closed-type circulating cooling water pump, condenser vacuum pump, except ferrum
Filter, EH fuel tank, intermediate layer is disposed with shaft sealing cooler, lubricating oil station, and operating layer is disposed with jacking(oil) pump, closes cold water expansion
Water tank, 7 shunting devices of senior middle school's low pressure；Wherein shunting device, open type and closed-type circulating cooling water pump centralized arrangement respectively is in vapour
Machine room takes out solidifying pusher side operating layer, 0 meter of layer.
The Power island cloth of one-to-one the most according to claim 1 and 2 multiaxis combustion engine extraction condensing back pressure press group combined-cycle power plant
Put structure, it is characterised in that be provided with subsidiary engine region between described steam turbine building north side, two waste heat boilers, this subsidiary engine region master
Vacuum dust cather to be disposed with, vacuum dust cather vacuum pump, compressed air reservoir, diesel-driven generator, heat supply header, gas-fired boiler
Stove, air compressor machine, chemistry dosing sampling, diesel engine security personnel's section power supply, the equipment in this subsidiary engine region only air compressor machine, diesel engine security personnel's section
Power supply is arranged in the indoor of air compressor house with chemistry dosing sampler, and remaining is all outdoor outdoor layout；Waste heat boiler two
High and low pressure feed pump, these equipment of performance heater module are arranged in side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520964999.1U CN205531497U (en) | 2015-11-26 | 2015-11-26 | Power island arrangement structure of one-driving-one multi-shaft gas turbine extraction condensing backpressure unit combined cycle power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520964999.1U CN205531497U (en) | 2015-11-26 | 2015-11-26 | Power island arrangement structure of one-driving-one multi-shaft gas turbine extraction condensing backpressure unit combined cycle power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205531497U true CN205531497U (en) | 2016-08-31 |
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ID=56761565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520964999.1U Active CN205531497U (en) | 2015-11-26 | 2015-11-26 | Power island arrangement structure of one-driving-one multi-shaft gas turbine extraction condensing backpressure unit combined cycle power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205531497U (en) |
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2015
- 2015-11-26 CN CN201520964999.1U patent/CN205531497U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |