CN108365708A - A kind of host cushion block and ventilated box integrated technique - Google Patents
A kind of host cushion block and ventilated box integrated technique Download PDFInfo
- Publication number
- CN108365708A CN108365708A CN201810320095.3A CN201810320095A CN108365708A CN 108365708 A CN108365708 A CN 108365708A CN 201810320095 A CN201810320095 A CN 201810320095A CN 108365708 A CN108365708 A CN 108365708A
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- CN
- China
- Prior art keywords
- host
- cushion block
- turbine generator
- steam turbine
- cooler
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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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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The present invention discloses a kind of host cushion block and ventilated box integrated technique, according to large air-cooled turbine generator design feature and type approval test ventilating and cooling performance requirement, the host cushion block that type approval test is used carries out integrated structure design with ventilated box, utilize steam turbine generator, cooler, host cushion block, wind shield, wallboard, supporting beam builds the totally-enclosed self-loopa ventilating system of air-cooled steam turbine generator, meet the stability of strutting system requirement of stator, solve the problems, such as that air-cooled steam turbine generator ventilating and cooling performance requirement is high again, it is final to ensure that steam turbine generator type approval test data are accurate and reliable.
Description
Technical field
The present invention relates to a kind of large air-cooled turbine generator type approval test host cushion block and ventilated box are integrated
New process.
Background technology
Air-cooled steam turbine generator type approval test puts four according to traditional general assembly process on general assembly test platform
Legacy hosts cushion block installs stator on host cushion block, and tradition ventilation case is made below stator, is placed in tradition ventilation case small
Type cooler, to realize simulation power plant unit ventilation system.Traditional scheme is suitable for small-sized air-cooled steam turbine generator pattern
Experiment, and cooler length need to be less than host cushion block span.It is large-scale with the continuous promotion of air-cooled steam turbine generator unit capacity
Air-cooled steam turbine generator is higher to ventilating and cooling performance requirement, it usually needs four groups of coolers, and cooler appearance and size is larger,
According to legacy hosts cushion block and ventilated box arrangement technology method, cooler and test platform and host cushion block there are space interference,
Ventilated box arrangement space is insufficient, cannot be satisfied manufactory's type approval test requirement.For a kind of large air-cooled turbine power generation of the invention
Machine type approval test host cushion block and the integrated process of ventilated box.
Invention content
The object of the present invention is to provide a kind of new large air-cooled turbine generator type approval test host cushion blocks and ventilated box
Arrangement technology method, solution large air-cooled turbine generator is high to ventilating and cooling performance requirement, cooler appearance and size is big, unit
Mounting stability requires high problem, ensures large air-cooled turbine generator type approval test set steady and ventilating and cooling effect
Fruit.The technical scheme is that：
1) 12 host cushion blocks (8) are lifted successively according to general assembly layout drawing and is positioned over the turbine generator of manufactory
On machine (1) type approval test platform (5), host cushion block (8) axially and transversely position is adjusted；
2) bottom plate (11) is fixed on host cushion block (8) bottom, constitutes cooler (15) outlet air lower air duct (18)；
3) supporting beam (12) is fixed on host cushion block (8)；
4) it is penetrated successively from host cushion block (8) both sides and fixes four groups of coolers (15)；
5) the first wind shield (13) is fixed in supporting beam (12) and cooler (15) edge, constitutes cooler (15) and goes out
Wind upper air duct (17)；
6) the second wind shield (9) is installed and fixed on the outside of the cooler (15) at host cushion block (8) both ends；
7) wallboard (10) is installed on the both sides of the face of host cushion block (8), constitutes steam turbine generator (1) wind inlet channel
(19)；
8) ventage unified test wind-warm syndrome element (16) is mounted on wallboard (10) inner surface centre position, for monitoring vapour in real time
Turbine generator (1) ventilating system inlet air temperature；
9) it is installed below in cooler (15) and surveys air quantity windmill (14), divulged information for monitoring steam turbine generator (1) in real time
System air-out volume；
10) use fluid sealant (20) to host cushion block (8), cooler (15), bottom plate (11), the first wind shield (13), the
Gap between two wind shields (9), wallboard (10) is sealed processing, and ventilating system is leaked out during avoiding type approval test；
11) stator (7) is lifted to plane on host cushion block (8), matching pad adjust pad (21) below in stator (7) ensures
Load distribution meets service requirement, and stator (7) and host cushion block (8) are connected and fixed；
12) fluid sealant (20) is used to be sealed processing to the gap of stator (7) and the second wind shield (9)；
13) before end cap (6) installation, to carrying out thorough cleaning inside host cushion block (8)；
14) after steam turbine generator (1) general assembly is fully completed, using fluid sealant (20) to end cap (6) and wallboard (10)
Gap be sealed processing.
Technique effect：
1. the present invention realizes host cushion block and the integrated general assembly scheme of ventilated box for the first time.Before this, air-cooled steam turbine
Stator is positioned on four host cushion blocks by generator type approval test, and ventilated box is made below stator, is placed in ventilated box cold
But device, ventilated box complex manufacturing process are not easily cleaned foreign matter, and ventilated box ventilating and cooling effect is poor, and cooler size should not be too large.
And it is of the invention, host cushion block and the integrated process of ventilated box are realized, solves large air-cooled turbine generator to ventilation
Cooling performance requires problem high, that cooler appearance and size is big.
2. the present invention realizes the distribution of stator footing load and is executed according to Installation in Plant state for the first time.Before this, air-cooled
Stator is positioned on four host cushion blocks by steam turbine generator type approval test, and steam turbine generator installation foundation is than power plant base fixed
Property is poor.And it is of the invention, stator mounting platform is built by 12 mutually level host cushion blocks, stator footing is made to fully fall in
On host cushion block, host cushion block intensity is verified by calculating, stability meets type approval test requirement, steam turbine generator installation condition
It is close with Installation in Plant state, it is high to solve the problems, such as that type approval test set steady requires.
3. the present invention realizes ventilation system setups form and is executed according to power plant's ventilating system for the first time.Before this, air-cooled
For steam turbine generator type approval test ventilating system using the ventilated box system built temporarily, that there are ventilation circuits is narrow, is not easy
The problem of clearing up foreign matter, deficiency in draught.And it is of the invention, totally-enclosed self-loopa ventilating system is built using host cushion block, is divulged information back
Road space abundance, easy to clean foreign matter, external foreign matter are effectively isolated, and circuit arrangement is aerated according to power plant's ventilating system form,
Ventilating system through the correlation computations verification present invention meets type approval test requirement, solves large air-cooled turbine generator to ventilation
Cooling performance requires high problem.
4. the present invention has been successfully applied to type approval test in large air-cooled turbine generator factory, used tool equipment
350MW air-cooled steam turbine generator type approval tests are successfully applied to, the tool manufacturing expense repeated, installation operation is avoided safely may be used
It leans on, type approval test unit operation stability is good, ventilating and cooling effect is good.
Description of the drawings
Fig. 1 is air-cooled steam turbine generator manufactory type approval test legacy hosts cushion block and ventilated box arrangement schematic diagram；
Fig. 2 is the manufactory's type approval test host cushion block and ventilated box integrated arrangement schematic diagram using the present invention；
Fig. 3 is the ventilating system schematic diagram using the present invention.
In figure：1. steam turbine generator, 2. legacy hosts cushion blocks, 3. ventilated boxs, 4. small-sized coolers, 5. test platforms, 6.
End cap, 7. stators, 8. host cushion blocks, 9. second wind shields, 10. wallboards, 11. bottom plates, 12. supporting beams, 13. first wind shields,
14. windmill, 15. coolers, 16. survey wind-warm syndrome element, and 17. outlet air upper air ducts, 18. outlet air lower air ducts, 19. wind inlet channels, 20. is close
Sealing, 21. adjust pads.
Specific implementation mode
As shown in Figure 1,1 manufactory's type approval test legacy hosts cushion block 2 of air-cooled steam turbine generator and 3 side of arrangement of ventilated box
Steam turbine generator 1 is positioned on four legacy hosts cushion blocks 2 by formula, and ventilated box 3, ventilated box are made below steam turbine generator 1
Small-sized cooler 4 is placed in 3.1 installation foundation of steam turbine generator is poorer than power plant stability of foundation.The ventilated box 3 built temporarily, is deposited
The problem of ventilation circuit is narrow, deficiency in draught.
As shown in Fig. 2, using 1 manufactory's type approval test host cushion block 8 of large air-cooled turbine generator of the invention and leading to
3 integrated arrangement mode of bellows.On test platform 5 arrange 12 host cushion blocks 8, successively mounting base 11, supporting beam 12,
Cooler 15, the second wind shield 9, wallboard 10, surveys wind-warm syndrome element 16, windmill 14 at first wind shield 13.Using fluid sealant 20 to master
Gap between machine cushion block 8, cooler 15, bottom plate 11, the first wind shield 13, the second wind shield 9, wallboard 10 is sealed processing.
Stator 7 is installed on plane on host cushion block 8.Place is sealed to the gap of stator 7 and the second wind shield 9 using fluid sealant 20
Reason.Before the installation of end cap 6, need to carry out thorough cleaning to 8 inside of host cushion block.After end cap 6 is installed, 20 opposite end of fluid sealant is used
Lid 6 and the gap of wallboard 10 are sealed processing.
As shown in figure 3, the ventilating system state of the application present invention.Host cushion block 8 successfully builds full envelope with steam turbine generator 1
Self-loopa ventilating system is closed, including outlet air upper air duct 17, outlet air lower air duct 18, wind inlet channel 19, ventilating system duct dimension are filled
1 ventilating system of steam turbine generator cleaning foreign is effectively ensured in abundant, simple for structure, good airproof performance.
Steps are as follows for the specific implementation process of the present invention：
1) host cushion block 8 is arranged on 1 type approval test platform 5 of manufactory's steam turbine generator, it will according to general assembly layout drawing
12 host cushion blocks 8 are lifted and are positioned on test platform 5 successively, adjust the axially and transversely position of host cushion block 8；
2) bottom plate 11 is fixed on 8 bottom of host cushion block, constitutes 15 outlet air lower air duct 18 of cooler by mounting base 11；
3) supporting beam 12 is fixed on host cushion block 8；
4) it is penetrated successively from 8 both sides of host cushion block and fixes four groups of coolers 15；
5) the first wind shield 13 of 15 both sides of installation cooler, is fixed on supporting beam 12 and cooler by the first wind shield 13
On 15 edges, 15 outlet air upper air duct 17 of cooler is constituted；
6) the second wind shield 9 is installed and fixed in 15 outside of the cooler at 8 both ends of host cushion block；
7) wallboard 10 is installed on the both sides of the face of host cushion block 8, constitutes 1 wind inlet channel 19 of steam turbine generator；
8) ventage unified test wind-warm syndrome element 16 is mounted on 10 inner surface centre position of wallboard, for monitoring steamer hair in real time
1 ventilating system inlet air temperature of motor；
9) it is installed below in cooler 15 and surveys air quantity windmill 14, gone out for monitoring 1 ventilating system of steam turbine generator in real time
Wind air quantity；
10) use fluid sealant 20 to host cushion block 8, cooler 15, bottom plate 11, the first wind shield 13, the second wind shield 9,
Gap between wallboard 10 is sealed processing, and ventilating system is leaked out during avoiding type approval test；
11) stator 7 is lifted to plane on host cushion block 8, ensures load distribution with pad adjust pad 21 below stator 7
Meet service requirement, stator 7 and host cushion block 8 are connected and fixed；
12) processing is sealed to the gap of stator 7 and the second wind shield 9 using fluid sealant 20；
13) it before the installation of end cap 6, needs to carry out thorough cleaning to 8 inside of host cushion block, avoid during type approval test
Foreign matter is brought into inside steam turbine generator 1 and causes adverse consequences；
14) after 1 general assembly of steam turbine generator is fully completed, using fluid sealant 20 to the gap of end cap 6 and wallboard 10 into
Row encapsulation process so far completes whole installment works of 8 ventilating system of host cushion block.
Claims (1)
1. a kind of host cushion block and ventilated box integrated technique, it is characterized in that：
1) 12 host cushion blocks (8) are lifted successively according to general assembly layout drawing and is positioned over the steam turbine generator of manufactory
(1) on type approval test platform (5), host cushion block (8) axially and transversely position is adjusted；
2) bottom plate (11) is fixed on host cushion block (8) bottom, constitutes cooler (15) outlet air lower air duct (18)；
3) supporting beam (12) is fixed on host cushion block (8)；
4) it is penetrated successively from host cushion block (8) both sides and fixes four groups of coolers (15)；
5) the first wind shield (13) is fixed in supporting beam (12) and cooler (15) edge, is constituted in cooler (15) outlet air
Air duct (17)；
6) the second wind shield (9) is installed and fixed on the outside of the cooler (15) at host cushion block (8) both ends；
7) wallboard (10) is installed on the both sides of the face of host cushion block (8), constitutes steam turbine generator (1) wind inlet channel (19)；
8) ventage unified test wind-warm syndrome element (16) is mounted on wallboard (10) inner surface centre position, for monitoring steamer hair in real time
Motor (1) ventilating system inlet air temperature；
9) it is installed below in cooler (15) and surveys air quantity windmill (14), for monitoring steam turbine generator (1) ventilating system in real time
Air-out volume；
10) use fluid sealant (20) to host cushion block (8), cooler (15), bottom plate (11), the first wind shield (13), second gear
Gap between aerofoil (9), wallboard (10) is sealed processing, and ventilating system is leaked out during avoiding type approval test；
11) stator (7) is lifted to plane on host cushion block (8), matching pad adjust pad (21) below in stator (7) ensures load
Distribution meets service requirement, and stator (7) and host cushion block (8) are connected and fixed；
12) fluid sealant (20) is used to be sealed processing to the gap of stator (7) and the second wind shield (9)；
13) before end cap (6) installation, to carrying out thorough cleaning inside host cushion block (8)；
14) after steam turbine generator (1) general assembly is fully completed, using fluid sealant (20) to the seam of end cap (6) and wallboard (10)
Gap is sealed processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810320095.3A CN108365708A (en) | 2018-04-11 | 2018-04-11 | A kind of host cushion block and ventilated box integrated technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810320095.3A CN108365708A (en) | 2018-04-11 | 2018-04-11 | A kind of host cushion block and ventilated box integrated technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108365708A true CN108365708A (en) | 2018-08-03 |
Family
ID=63008189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810320095.3A Pending CN108365708A (en) | 2018-04-11 | 2018-04-11 | A kind of host cushion block and ventilated box integrated technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108365708A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034633A (en) * | 2019-04-15 | 2019-07-19 | 中车永济电机有限公司 | Generator amature permanent magnet pole cooling air duct structure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1109225A (en) * | 1993-08-17 | 1995-09-27 | Abb管理有限公司 | Gas-cooled electrical machine |
| CN1184363A (en) * | 1996-11-02 | 1998-06-10 | 亚瑞亚·勃朗勃威力有限公司 | Gas-cooled electric machine |
-
2018
- 2018-04-11 CN CN201810320095.3A patent/CN108365708A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1109225A (en) * | 1993-08-17 | 1995-09-27 | Abb管理有限公司 | Gas-cooled electrical machine |
| CN1184363A (en) * | 1996-11-02 | 1998-06-10 | 亚瑞亚·勃朗勃威力有限公司 | Gas-cooled electric machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034633A (en) * | 2019-04-15 | 2019-07-19 | 中车永济电机有限公司 | Generator amature permanent magnet pole cooling air duct structure |
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Application publication date: 20180803 |
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| WD01 | Invention patent application deemed withdrawn after publication |