CN206944130U - Turbine LP rotors moisturizing removes oxide structure - Google Patents
Turbine LP rotors moisturizing removes oxide structure Download PDFInfo
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- CN206944130U CN206944130U CN201720478810.7U CN201720478810U CN206944130U CN 206944130 U CN206944130 U CN 206944130U CN 201720478810 U CN201720478810 U CN 201720478810U CN 206944130 U CN206944130 U CN 206944130U
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- moisturizing
- deoxygenation
- turbine
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Abstract
The utility model provides a kind of turbine LP rotors moisturizing and removes oxide structure, including higher-pressure deaerator, moisturizing pipeline and low pressure oxygen-eliminating device, higher-pressure deaerator has high pressure deoxygenation moisturizing import, high pressure steam inlet and high pressure deoxygenation delivery port, low pressure oxygen-eliminating device has low pressure deoxygenation moisturizing import, low pressure steam inlet and low pressure deoxygenation delivery port, moisturizing pipeline pipeline connects low pressure deoxygenation moisturizing import, the connection high pressure deoxygenation moisturizing import of low pressure deoxygenation water outlet pipeline.It is preferred that also including fluid drive apparatus, low pressure deoxygenation delivery port connects high pressure deoxygenation moisturizing import by fluid drive apparatus pipeline.Also include steam turbine, steam turbine difference pipeline connection high pressure steam inlet and low pressure steam inlet.Turbine LP rotors moisturizing of the present utility model can avoid thermal waste except oxide structure, and deaerating effect is more preferable, it can be ensured that the safe operation of boiler, Steam Turbine, it is ingenious in design, and it is simple for structure, it is simple to manufacture, suitable for large-scale promotion application.
Description
Technical field
It the utility model is related to steam turbine technology field, more particularly to Steam Turbine technical field, in particular to a kind of vapour
The moisturizing of turbine generator group removes oxide structure.
Background technology
Oxygen-eliminating device is equipment indispensable in station boiler, industrial boiler system, and its major function is in reduction boiler water supply
Oxygen content, make up to standard requirement, to ensure that the metal parts of boiler, Steam Turbine and whole system is not sent out at high temperature
Raw excessive oxide etch.
Configure in the low profile thermal power station of high pressure high temperature turbosets and deoxygenation is carried out using higher-pressure deaerator more, higher-pressure deaerator is work
Pressure (gauge pressure) is 0.6MPa and the oxygen-eliminating device of the above, to improve the temperature of the moisturizing such as condensate or demineralized water of higher-pressure deaerator
Degree before higher-pressure deaerator, it is necessary to configure heater such as low-pressure heater or other face formula heat transmission equipments to condensate or desalination
Water is heated.For example, as shown in figure 1, existing turbine LP rotors moisturizing generally includes steam turbine 1, hair except oxide structure
Motor 2, higher-pressure deaerator 3, moisturizing pipeline 4 and heater 5, steam turbine 1 connect generator 2 and are used to drive generator 2 to generate electricity, mend
Waterpipe 4 connects the high pressure deoxygenation moisturizing import 31 of higher-pressure deaerator 3, the pipeline of steam turbine 1 connection high pressure by the pipeline of heater 5
The high pressure steam inlet 32 of oxygen-eliminating device 3, higher-pressure deaerator 3 also have high pressure deoxygenation delivery port 33.During deoxygenation, moisturizing is from filling pipe
Road 4 is heated into heater 5, is then delivered to higher-pressure deaerator 3 through high pressure deoxygenation moisturizing import 31, and the high pressure of steam turbine 1 is steamed
Vapour (such as by steam turbine draw gas mode) enters higher-pressure deaerator 3 through high pressure steam inlet 32, and moisturizing mixes with high steam to be added
Hot deoxygenation, high pressure deoxygenation delivery port 33 of the moisturizing through higher-pressure deaerator 3 of deoxygenation can be delivered to the feed pump of boiler to supply
To boiler.
But the water condensed in low-pressure heater or face formula heat exchanger is re-fed into higher-pressure deaerator after being discharged into condenser cooling
3, partial heat can not be utilized, and more seriously when rate of water make-up changes greatly, feed temperature fluctuation may influence high pressure
The deaerating effect of oxygen-eliminating device 3.
Accordingly, it is desirable to provide a kind of turbine LP rotors moisturizing removes oxide structure, it can avoid thermal waste, and deoxygenation
Effect is more preferable, it can be ensured that the safe operation of boiler, Steam Turbine.
Utility model content
In order to overcome it is above-mentioned in the prior art the shortcomings that, a purpose of the present utility model is to provide a kind of steam turbine hair
Group of motors moisturizing removes oxide structure, it can avoid thermal waste, and deaerating effect is more preferable, it can be ensured that boiler, Steam Turbine
Safe operation, suitable for large-scale promotion application.
Another object of the present utility model is that providing a kind of turbine LP rotors moisturizing removes oxide structure, and it designs skilful
It is wonderful, it is simple for structure, it is simple to manufacture, suitable for large-scale promotion application.
To achieve the above objectives, turbine LP rotors moisturizing of the present utility model removes oxide structure, including higher-pressure deaerator
And moisturizing pipeline, the higher-pressure deaerator have high pressure deoxygenation moisturizing import, high pressure steam inlet and high pressure deoxygenation delivery port, its
Feature is that the turbine LP rotors moisturizing also includes low pressure oxygen-eliminating device except oxide structure, and the low pressure oxygen-eliminating device has low pressure
Deoxygenation moisturizing import, low pressure steam inlet and low pressure deoxygenation delivery port, the moisturizing pipeline pipeline connect the low pressure deoxygenation and mended
Water inlet, the low pressure deoxygenation water outlet pipeline connect the high pressure deoxygenation moisturizing import.
It is preferred that the turbine LP rotors moisturizing also includes fluid drive apparatus, the low pressure deoxygenation except oxide structure
Delivery port connects the high pressure deoxygenation moisturizing import by the fluid drive apparatus pipeline.
It is preferred that the turbine LP rotors moisturizing also includes steam turbine except oxide structure, the steam turbine distinguishes pipeline
Connect the high pressure steam inlet and the low pressure steam inlet.
More preferably, the turbine LP rotors moisturizing, which removes oxide structure, also includes high pressure deoxygenation steam pipeline (trace), described
Steam turbine connects the high pressure steam inlet by the high pressure deoxygenation steam pipeline (trace) pipeline.
Further, the turbine LP rotors moisturizing, which removes oxide structure, also includes the first steam valve, first steam valve
It is used for high pressure deoxygenation steam pipeline (trace) described in break-make in the high pressure deoxygenation steam pipeline (trace).
More preferably, the turbine LP rotors moisturizing, which removes oxide structure, also includes low pressure deoxygenation steam pipeline (trace), described
Steam turbine connects the low pressure steam inlet by the low pressure deoxygenation steam pipeline (trace) pipeline.
Further, the turbine LP rotors moisturizing, which removes oxide structure, also includes the second steam valve, second steam valve
It is used for low pressure deoxygenation steam pipeline (trace) described in break-make in the low pressure deoxygenation steam pipeline (trace).
More preferably, the turbine LP rotors moisturizing also includes generator except oxide structure, described in the steam turbine connects
Generator is used to drive the electrical power generators.
It is preferred that the turbine LP rotors moisturizing also includes the first water valve, the low pressure deoxygenation water outlet except oxide structure
Mouth connects the high pressure deoxygenation moisturizing import by the first water valve pipeline, and first water valve removes for low pressure described in break-make
Oxygen delivery port and the connecting line of the high pressure deoxygenation moisturizing import.
It is preferred that the turbine LP rotors moisturizing also includes the second water valve, the second water valve installation except oxide structure
It is used for moisturizing pipeline described in break-make in the moisturizing pipeline.
The beneficial effects of the utility model essentially consist in：
1st, turbine LP rotors moisturizing of the present utility model, which removes oxide structure, includes higher-pressure deaerator, moisturizing pipeline and low pressure
Oxygen-eliminating device, higher-pressure deaerator have high pressure deoxygenation moisturizing import, high pressure steam inlet and high pressure deoxygenation delivery port, low pressure oxygen-eliminating device
With low pressure deoxygenation moisturizing import, low pressure steam inlet and low pressure deoxygenation delivery port, the connection low pressure deoxygenation of moisturizing pipeline pipeline is mended
Water inlet, the connection high pressure deoxygenation moisturizing import of low pressure deoxygenation water outlet pipeline, therefore, it can avoid thermal waste, and deoxygenation
Effect is more preferable, it can be ensured that the safe operation of boiler, Steam Turbine, suitable for large-scale promotion application.
2nd, turbine LP rotors moisturizing of the present utility model, which removes oxide structure, includes higher-pressure deaerator, moisturizing pipeline and low pressure
Oxygen-eliminating device, higher-pressure deaerator have high pressure deoxygenation moisturizing import, high pressure steam inlet and high pressure deoxygenation delivery port, low pressure oxygen-eliminating device
With low pressure deoxygenation moisturizing import, low pressure steam inlet and low pressure deoxygenation delivery port, the connection low pressure deoxygenation of moisturizing pipeline pipeline is mended
Water inlet, the connection high pressure deoxygenation moisturizing import of low pressure deoxygenation water outlet pipeline, therefore, its is ingenious in design, simple for structure, manufacture letter
It is single, suitable for large-scale promotion application.
These and other objects, feature and advantage of the present utility model, by following detailed descriptions, accompanying drawing and right will
Try to achieve to fully demonstrate, and can be achieved by means, device and the combinations thereof specially pointed out in appended claims.
Brief description of the drawings
Fig. 1 is the structural representation that existing turbine LP rotors moisturizing removes oxide structure, and arrow represents steam or moisturizing
Flow direction.
Fig. 2 is structural representation of the turbine LP rotors moisturizing of the present utility model except a specific embodiment of oxide structure
Figure, arrow represent steam or moisturizing flow direction.
(symbol description)
1 steam turbine；2 generators；3 higher-pressure deaerators；31 high pressure deoxygenation moisturizing imports；32 high pressure steam inlets；33 high pressures
Deoxygenation delivery port；4 moisturizing pipelines；5 heaters；6 relay pumps；7 low pressure oxygen-eliminating devices；71 low pressure deoxygenation moisturizing imports；72 low pressure are steamed
Vapor inlet；73 low pressure deoxygenation delivery ports；8 fluid drive apparatus；9 high pressure deoxygenation steam pipeline (trace)s；10 first steam valves；11 low pressure
Deoxygenation steam pipeline (trace)；12 second steam valves；13 first water valves；14 second water valves；15 outlet conduits；16 the 3rd water valves.
Embodiment
In order to be more clearly understood that technology contents of the present utility model, described in detail especially exemplified by following examples.
It is shown in Figure 2, in a specific embodiment of the present utility model, turbine LP rotors of the present utility model
Moisturizing includes higher-pressure deaerator 3, moisturizing pipeline 4 and low pressure oxygen-eliminating device 7 except oxide structure, and the higher-pressure deaerator 3 removes with high pressure
Oxygen moisturizing import 31, high pressure steam inlet 32 and high pressure deoxygenation delivery port 33, (the also known as air suspended type deoxygenation of low pressure oxygen-eliminating device 7
Device) there is low pressure deoxygenation moisturizing import 71, low pressure steam inlet 72 and low pressure deoxygenation delivery port 73, the pipeline of moisturizing pipeline 4
The low pressure deoxygenation moisturizing import 71 is connected, the pipeline of low pressure deoxygenation delivery port 73 connects the high pressure deoxygenation moisturizing import
31。
It is shown in Figure 2 for the ease of the conveying of moisturizing, in a specific embodiment of the present utility model, the vapour
The moisturizing of turbine generator group also includes fluid drive apparatus 8 except oxide structure, and the low pressure deoxygenation delivery port 73 passes through the fluid
The pipeline of drive device 8 connects the high pressure deoxygenation moisturizing import 31.
The fluid drive apparatus 8 can be any suitable fluid drive apparatus, shown in Figure 2, in this practicality
In a new specific embodiment, the fluid drive apparatus 8 is relay pump 6.
It is shown in Figure 2 in order to make full use of the high steam of steam turbine 1 and low-pressure steam, of the present utility model
In one specific embodiment, the turbine LP rotors moisturizing also includes steam turbine 1 except oxide structure, and the steam turbine 1 is managed respectively
Road connects the high pressure steam inlet 32 and the low pressure steam inlet 72.
The pipeline of steam turbine 1, which connects the high pressure steam inlet 32, can use any suitable structure, refer to Fig. 2
Shown, in a specific embodiment of the present utility model, the turbine LP rotors moisturizing also removes except oxide structure including high pressure
Oxygen steam pipeline (trace) 9, the steam turbine 1 connect the high steam by the pipeline of high pressure deoxygenation steam pipeline (trace) 9
Import 32.
It is shown in Figure 2 in order to carry out on-off valve regulation to the high pressure deoxygenation steam pipeline (trace) 9, it is new in this practicality
In one specific embodiment of type, the turbine LP rotors moisturizing also includes the first steam valve 10, first vapour except oxide structure
Valve 10, which is arranged in the high pressure deoxygenation steam pipeline (trace) 9, is used for high pressure deoxygenation steam pipeline (trace) 9 described in break-make.
The pipeline of steam turbine 1, which connects the low pressure steam inlet 72, can use any suitable structure, refer to Fig. 2
Shown, in a specific embodiment of the present utility model, the turbine LP rotors moisturizing also removes except oxide structure including low pressure
Oxygen steam pipeline (trace) 11, the steam turbine 1 connect the low pressure by the pipeline of low pressure deoxygenation steam pipeline (trace) 11 and steamed
Vapor inlet 72.
It is shown in Figure 2 in order to carry out on-off valve regulation to the low pressure deoxygenation steam pipeline (trace) 11, it is new in this practicality
In one specific embodiment of type, the turbine LP rotors moisturizing also includes the second steam valve 12, second vapour except oxide structure
Valve 12, which is arranged in the low pressure deoxygenation steam pipeline (trace) 11, is used for low pressure deoxygenation steam pipeline (trace) 11 described in break-make.
The steam turbine 1 is mainly used as prime mover of generating, can also directly drive various pumps, blower fan, compressor and ship
Oceangoing ship propeller etc..It is shown in Figure 2, in a specific embodiment of the present utility model, the turbine LP rotors moisturizing
Except oxide structure also includes generator 2, the steam turbine 1 connects the generator 2 and is used to drive the generator 2 to generate electricity.
In order to carry out break-make to the pipeline for connecting the low pressure deoxygenation delivery port 73 and the high pressure deoxygenation moisturizing import 31
Regulation, it is preferred that the turbine LP rotors moisturizing also includes the first water valve 13, the low pressure deoxygenation delivery port except oxide structure
73 connect the high pressure deoxygenation moisturizing import 31 by the pipeline of the first water valve 13, and first water valve 13 connects for break-make
The low pressure deoxygenation delivery port 73 and the pipeline of the high pressure deoxygenation moisturizing import 31.It is shown in Figure 2, in the utility model
A specific embodiment in, the turbine LP rotors moisturizing except oxide structure also include fluid drive apparatus 8 in the case of,
The fluid drive apparatus 8 connects the high pressure deoxygenation moisturizing import 31 by the pipeline of the first water valve 13.
It is shown in Figure 2 in order to carry out on-off valve regulation to the moisturizing pipeline 4, it is specific real of the present utility model one
Apply in example, the turbine LP rotors moisturizing also includes the second water valve 14 except oxide structure, and second water valve 14 is arranged on institute
State and be used for moisturizing pipeline 4 described in break-make in moisturizing pipeline 4.
It is shown in Figure 2 for the ease of connecting the feed pump of other components downstream such as boilers, of the present utility model
In one specific embodiment, the turbine LP rotors moisturizing also includes outlet conduit 15, the outlet conduit 15 except oxide structure
Pipeline connects the high pressure deoxygenation delivery port 33.
It is shown in Figure 2 in order to carry out on-off valve regulation to the outlet conduit 15, it is specific real of the present utility model one
Apply in example, the turbine LP rotors moisturizing also includes the 3rd water valve 16 except oxide structure, and the 3rd water valve 16 is arranged on institute
State and be used for outlet conduit 15 described in break-make in outlet conduit 15.
During deoxygenation, if moisturizing such as condensate or demineralized water are entered by moisturizing pipeline 4 through low pressure deoxygenation moisturizing import 71
Enter low pressure oxygen-eliminating device 7, the low-pressure steam of steam turbine 1 (such as by steam turbine draw gas mode) enters low pressure through low pressure steam inlet 72
Oxygen-eliminating device 7, moisturizing and low-pressure steam Hybrid Heating deoxygenation, this is one-level deoxygenation；Moisturizing after one-level deoxygenation is from low pressure deoxygenation
Delivery port 73 enters higher-pressure deaerator 3 through high pressure deoxygenation moisturizing import 31, and the high steam of steam turbine 1 (such as is taken out by steam turbine
Way of steam) through the entrance higher-pressure deaerator 3 of high pressure steam inlet 32, the moisturizing after one-level deoxygenation removes with high steam Hybrid Heating
Oxygen, this is two level deoxygenation；Moisturizing after two level deoxygenation from high pressure deoxygenation delivery port 33 can be delivered to the feed pump of boiler for
Boiler should be given.
Therefore, oxide structure is removed using turbine LP rotors moisturizing of the present utility model, by using low pressure oxygen-eliminating device generation
For heater, moisturizing is introduced into low pressure oxygen-eliminating device and enters back into higher-pressure deaerator, because the heating of low pressure oxygen-eliminating device is using directly mixing
Heating, condensate are directly entered higher-pressure deaerator, avoid thermal waste, it is often more important that, using the utility model, first to moisturizing
Higher-pressure deaerator deoxygenation is carried out again after carrying out low pressure oxygen-eliminating device deoxygenation, i.e., the deoxygenation of moisturizing is more can guarantee that using two level Deoxidization method
Effect, to ensure the safe operation of boiler, Steam Turbine.
It should be noted that, although the utility model refers to that turbine LP rotors moisturizing removes oxide structure in the whole text, but it is aobvious
So, it is also applied for non-turbine LP rotors but needs the occasion of moisturizing deoxygenation, if these occasions can provide it is required
High steam and low-pressure steam.
To sum up, turbine LP rotors moisturizing of the present utility model, which removes oxide structure, can avoid thermal waste, and deoxygenation is imitated
Fruit is more preferable, it can be ensured that the safe operation of boiler, Steam Turbine, it is ingenious in design, and it is simple for structure, it is simple to manufacture, suitable for extensive
Popularization and application.
As can be seen here, the purpose of this utility model is achieved completely and effectively.Function of the present utility model and
Structural principle is shown and illustrated in embodiment, and under without departing substantially from the principle, embodiment can make any modification.Institute
So that the utility model includes all variant embodiments based on claim spirit and right.
Claims (10)
1. a kind of turbine LP rotors moisturizing removes oxide structure, including higher-pressure deaerator and moisturizing pipeline, the higher-pressure deaerator
With high pressure deoxygenation moisturizing import, high pressure steam inlet and high pressure deoxygenation delivery port, it is characterised in that the turbine generator
Group moisturizing also includes low pressure oxygen-eliminating device except oxide structure, and there is the low pressure oxygen-eliminating device low pressure deoxygenation moisturizing import, low-pressure steam to enter
Mouth and low pressure deoxygenation delivery port, the moisturizing pipeline pipeline connect the low pressure deoxygenation moisturizing import, the low pressure deoxygenation water outlet
Mouth pipeline connects the high pressure deoxygenation moisturizing import.
2. turbine LP rotors moisturizing as claimed in claim 1 removes oxide structure, it is characterised in that the turbine generator
Group moisturizing also includes fluid drive apparatus except oxide structure, and the low pressure deoxygenation delivery port is connected by the fluid drive apparatus pipeline
Connect the high pressure deoxygenation moisturizing import.
3. turbine LP rotors moisturizing as claimed in claim 1 removes oxide structure, it is characterised in that the turbine generator
Group moisturizing also includes steam turbine except oxide structure, and the steam turbine difference pipeline connects the high pressure steam inlet and the low pressure is steamed
Vapor inlet.
4. turbine LP rotors moisturizing as claimed in claim 3 removes oxide structure, it is characterised in that the turbine generator
Group moisturizing also includes high pressure deoxygenation steam pipeline (trace) except oxide structure, and the steam turbine heats steam pipe by the high pressure deoxygenation
Road pipeline connects the high pressure steam inlet.
5. turbine LP rotors moisturizing as claimed in claim 4 removes oxide structure, it is characterised in that the turbine generator
Group moisturizing also includes the first steam valve except oxide structure, and first steam valve, which is arranged in the high pressure deoxygenation steam pipeline (trace), to be used for
High pressure deoxygenation steam pipeline (trace) described in break-make.
6. turbine LP rotors moisturizing as claimed in claim 3 removes oxide structure, it is characterised in that the turbine generator
Group moisturizing also includes low pressure deoxygenation steam pipeline (trace) except oxide structure, and the steam turbine heats steam pipe by the low pressure deoxygenation
Road pipeline connects the low pressure steam inlet.
7. turbine LP rotors moisturizing as claimed in claim 6 removes oxide structure, it is characterised in that the turbine generator
Group moisturizing also includes the second steam valve except oxide structure, and second steam valve, which is arranged in the low pressure deoxygenation steam pipeline (trace), to be used for
Low pressure deoxygenation steam pipeline (trace) described in break-make.
8. turbine LP rotors moisturizing as claimed in claim 3 removes oxide structure, it is characterised in that the turbine generator
Group moisturizing also includes generator except oxide structure, and the steam turbine connects the generator and is used to drive the electrical power generators.
9. turbine LP rotors moisturizing as claimed in claim 1 removes oxide structure, it is characterised in that the turbine generator
Group moisturizing also includes the first water valve except oxide structure, and the low pressure deoxygenation delivery port connects the height by the first water valve pipeline
Deoxygenation moisturizing import is pressed, first water valve is used for low pressure deoxygenation delivery port described in break-make and the high pressure deoxygenation moisturizing import
Connecting line.
10. turbine LP rotors moisturizing as claimed in claim 1 removes oxide structure, it is characterised in that the steam turbine power generation
Unit moisturizing also includes the second water valve except oxide structure, and second water valve, which is arranged in the moisturizing pipeline, is used for benefit described in break-make
Waterpipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720478810.7U CN206944130U (en) | 2017-05-03 | 2017-05-03 | Turbine LP rotors moisturizing removes oxide structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720478810.7U CN206944130U (en) | 2017-05-03 | 2017-05-03 | Turbine LP rotors moisturizing removes oxide structure |
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| Publication Number | Publication Date |
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| CN206944130U true CN206944130U (en) | 2018-01-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513673A (en) * | 2019-08-05 | 2019-11-29 | 陈其钻 | Steam turbine generator applies the moisturizing pre-heating system and its method in middle pressure oxygen-eliminating device |
-
2017
- 2017-05-03 CN CN201720478810.7U patent/CN206944130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513673A (en) * | 2019-08-05 | 2019-11-29 | 陈其钻 | Steam turbine generator applies the moisturizing pre-heating system and its method in middle pressure oxygen-eliminating device |
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