CN206190336U - Turbo generator hydrogen cooler - Google Patents
Turbo generator hydrogen cooler Download PDFInfo
- Publication number
- CN206190336U CN206190336U CN201621289980.2U CN201621289980U CN206190336U CN 206190336 U CN206190336 U CN 206190336U CN 201621289980 U CN201621289980 U CN 201621289980U CN 206190336 U CN206190336 U CN 206190336U
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- China
- Prior art keywords
- lower header
- hydrogen cooler
- tube sheet
- lid
- casing
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Abstract
The utility model relates to a generator technology field, more specifically the turbo generator hydrogen cooler that says so, when generating set when the low ebb moves, this device need not shut down just can handle hydrogen cooler trouble, it is short consuming time few that general hydrogen cooler processing hydrogen cooler fault time is compared to this device, this device heat transfer efficiency has obtained the improvement, this device hydrogen cooler life has obtained the extension. The upper end and the tube sheet of hydrogen cooler are equipped with sealed cushion I between I, I upper end of tube sheet is equipped with water chamber cover, tube sheet I is connected with the casing through the bolt, the lower extreme of hydrogen cooler is connected with tube sheet II, II lower extremes of tube sheet are equipped with down water chamber cover I, water chamber cover I is connected with the casing through outside flange down, outside flange passes through bolted connection with the casing, add approximately after descending II lower extremes of water chamber cover to be equipped with the lower header, it is connected with lower water chamber cover II through the screw to add the lid behind the lower header, be connected with two play oral siphons with covering the lower extreme behind the lower header.
Description
Technical field
The utility model is related to technical field of generators, is in particular a kind of steam turbine generator hydrogen cooler.
Background technology
Current hydrogen cooler base tube uses hsn70-1B copper pipes, and structure is finned, base tube wall thickness 0.5mm, due to
Generating set is produced in the middle of operation and vibrated, and PH water oxide etches etc. can all cause base tube to damage.Leaked in the middle of unit operation
Hydrogen phenomenon, hydrogen cooler long-play tube wall attachment dirt.Cooling water is bad impurity thing, into cooler in block copper
Pipe, can reduce cooling effectiveness, generator temperature rise is raised influence engine health stable operation.Occur in the middle of generator operation
When above mentioned problem needs treatment, generator must shut down, and after displacement row's hydrogen, can open at hydrogen cooler lower header lid
Reason, it is minimum to need 72 hours.When cooler hydroecium is sewed or cleaned to treatment hydrogen cooler base tube to be blocked, it is necessary to pull down inside and outside
Twice flange, lower header lid can be taken apart, and treatment base tube is sewed and blocked, and cause to extend the repair and maintenance time, and design is a kind of new
It is necessary that the steam turbine generator hydrogen cooler of type solves the above problems.
The content of the invention
The utility model is mainly solving the technical problems that provide a kind of steam turbine generator hydrogen cooler, the present apparatus is under
Structure is added a cover after a lower header is added on water box cover, when generating set runs in low ebb, the present apparatus need not shut down just
Hydrogen cooler fault can be processed；The present apparatus is short compared to the general hydrogen cooler treatment hydrogen cooler fault time time-consuming few；
Present apparatus heat transfer efficiency is improved；Present apparatus hydrogen cooler service life is extended.
In order to solve the above technical problems, the utility model is related to technical field of generators, in particular it is a kind of steamer
Hydrogen cooler of generator, including upper tank lid, tube sheet I, casing, seal gasket I, hydrogen cooler, tube sheet II, lower header
Added a cover after lid, outer flange, inner flange, come in and go out water pipe, lower header and cover addition in lower header with seal gasket II, the present apparatus
Structure is added a cover after one lower header, when generating set runs in low ebb, the present apparatus need not to shut down that can just process hydrogen cold
But device failure；The present apparatus is short compared to the general hydrogen cooler treatment hydrogen cooler fault time time-consuming few；Present apparatus heat conduction is imitated
Rate is improved；Present apparatus hydrogen cooler service life is extended.
Lower header lid includes lower header lid I and lower header lid II, and fluid sealant is provided between lower header lid II and lower header lid I
Pad II, lower header lid II is provided with inner flange, and lower header lid II is by inner flange and the fit sealing of lower header lid I, inner side
Flange is connected by screw with lower header lid I.
Seal gasket I is provided between the upper end of the hydrogen cooler and tube sheet I, the upper end of tube sheet I is provided with upper tank lid, managed
Plate I is connected by bolt with casing, and the lower end of hydrogen cooler is connected with tube sheet II, and the lower end of tube sheet II is provided with lower header lid
I, lower header lid I is connected by outer flange with casing, and outer flange is bolted with casing, the lower end of lower header lid II
Added a cover after being provided with lower header, added a cover after lower header and be connected with lower header lid II by screw, lower end connection is added a cover after lower header
There are two discrepancy water pipes.
As the further optimization of the technical program, hydrogen described in a kind of steam turbine generator hydrogen cooler of the utility model
Cooler is sheet string type structure.
Used as the further optimization of the technical program, a kind of steam turbine generator hydrogen cooler of the utility model states lower header
The height of lid is 250mm.
As the further optimization of the technical program, hydrogen described in a kind of steam turbine generator hydrogen cooler of the utility model
The material of cooler is stainless steel.
A kind of the utility model steam turbine generator hydrogen cooler has the beneficial effect that：
A kind of steam turbine generator hydrogen cooler of the utility model, the present apparatus is covered in lower header and adds a lower header
After add a cover structure, when generating set runs in low ebb, the present apparatus need not shut down can just process hydrogen cooler fault；This dress
Put short compared to the general hydrogen cooler treatment hydrogen cooler fault time time-consuming few；Present apparatus heat transfer efficiency is improved；
Present apparatus hydrogen cooler service life is extended.
Brief description of the drawings
The utility model is described in more detail with specific implementation method below in conjunction with the accompanying drawings.
Fig. 1 is a kind of structural representation of steam turbine generator hydrogen cooler of the utility model.
In figure：Upper tank lid 1；Tube sheet I 2；Casing 3；Seal gasket I 4；Hydrogen cooler 5；Tube sheet II 6；Lower header lid 7；
The 7-1 of lower header lid I；The 7-2 of lower header lid II；Outer flange 8；Inner flange 9；Come in and go out water pipe 10；11 are added a cover after lower header；Sealing
Rubber cushion II 12.
Specific embodiment
Specific embodiment one：
Present embodiment is illustrated with reference to Fig. 1, the utility model is related to technical field of generators, is in particular one
Plant steam turbine generator hydrogen cooler, including upper tank lid 1, tube sheet I 2, casing 3, seal gasket I 4, hydrogen cooler 5, tube sheet
II 6,11 and seal gasket II 12 are added a cover after lower header lid 7, outer flange 8, inner flange 9, the water pipe 10, lower header that comes in and goes out, this
Device adds a cover structure after lower header is covered and adds a lower header, and when generating set runs in low ebb, the present apparatus is not required to
Shutting down can just process hydrogen cooler fault；The present apparatus is short compared to the general hydrogen cooler treatment hydrogen cooler fault time
It is time-consuming few；Present apparatus heat transfer efficiency is improved；Present apparatus hydrogen cooler service life is extended.
Lower header lid 7 includes the 7-1 of lower header lid I and lower header lid II 7-2, the 7-2 of lower header lid II and the 7-1 of lower header lid I
Between be provided with seal gasket II 12, the 7-2 of lower header lid II is provided with inner flange 9, and the 7-2 of lower header lid II passes through inner flange 9
With the 7-1 fit sealings of lower header lid I, inner flange 9 is connected by screw with the 7-1 of lower header lid I.
Seal gasket I 4 is provided between the upper end of the hydrogen cooler 5 and tube sheet I 2, the upper end of tube sheet I 2 is provided with upper tank
Lid 1, tube sheet I 2 is connected by bolt with casing 3, and the lower end of hydrogen cooler 5 is connected with tube sheet II 6, the lower end of tube sheet II 6
The 7-1 of lower header lid I is provided with, the 7-1 of lower header lid I is connected by outer flange 8 with casing 3, and outer flange 8 passes through with casing 3
Bolt connection, the 7-2 lower ends of lower header lid II add a cover 11 after being provided with lower header, and 11 are added a cover after lower header by screw and lower header lid
II 7-2 is connected, and 11 lower ends is added a cover after lower header and is connected with two discrepancy water pipes 10.
Specific embodiment two：
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to implementation method one, the hydrogen
Cooler 5 is sheet string type structure, and sheet string type structure is bigger compared to fin structure thermal conductive capacity.
Specific embodiment three：
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to implementation method one, the lower water
The height of chamber cap 7 is 250mm.
Specific embodiment four：
Present embodiment is illustrated with reference to Fig. 1, present embodiment is described further to implementation method one, the hydrogen
The material of cooler 5 is stainless steel, and stainless steel is difficult to get rusty, and increased the life-span of hydrogen cooler.
A kind of operation principle of steam turbine generator hydrogen cooler of the utility model：When the base tube leakage for the treatment of hydrogen cooler 5
When letting out or clean the blocking of cooler hydroecium, the present apparatus need not shut down can just process the failure of hydrogen cooler 5, it is not necessary to pull down outer
Side flange 8 and inner flange 9, as long as being pulled down adding a cover 11 after lower header, by upper tank lid 1 is opened process base tube sew and
Block, greatly reduce the time for having lacked repair and maintenance.
Certainly, described above is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
Change, remodeling, addition or replacement that the those of ordinary skill in art field is made in essential scope of the present utility model, also belong to
In protection domain of the present utility model.
Claims (4)
1. a kind of steam turbine generator hydrogen cooler, including upper tank lid (1), tube sheet I (2), casing (3), seal gasket I (4),
Hydrogen cooler (5), tube sheet II (6), lower header lid (7), outer flange (8), inner flange (9), discrepancy water pipe (10), lower water
(11) and seal gasket II (12) are added a cover behind room, it is characterised in that：Lower header lid (7) includes lower header lid I (7-1) and lower header
Lid II (7-2), is provided with seal gasket II (12), (7- of lower header lid II between lower header lid II (7-2) and lower header lid I (7-1)
2) inner flange (9) is provided with, lower header lid II (7-2) is interior by inner flange (9) and lower header lid I (7-1) fit sealing
Side flange (9) is connected by screw with lower header lid I (7-1)；
Seal gasket I (4) is provided between the upper end of the hydrogen cooler (5) and tube sheet I (2), the upper end of tube sheet I (2) is provided with
Water box cover (1), tube sheet I (2) is connected by bolt with casing (3), and the lower end of hydrogen cooler (5) is connected with tube sheet II (6)
Connect, the lower end of tube sheet II (6) is provided with lower header lid I (7-1), lower header lid I (7-1) is connected by outer flange (8) with casing (3)
Connect, outer flange (8) is bolted with casing (3), (11) are added a cover in lower header lid II (7-2) lower end after being provided with lower header,
(11) are added a cover after lower header to be connected with lower header lid II (7-2) by screw, (11) lower end is added a cover after lower header and is connected with two
Individual discrepancy water pipe (10).
2. a kind of steam turbine generator hydrogen cooler according to claim 1, it is characterised in that：The hydrogen cooler
(5) it is sheet string type structure.
3. a kind of steam turbine generator hydrogen cooler according to claim 1, it is characterised in that：The lower header lid (7)
Height be 250mm.
4. a kind of steam turbine generator hydrogen cooler according to claim 1, it is characterised in that：The hydrogen cooler
(5) material is stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621289980.2U CN206190336U (en) | 2016-11-29 | 2016-11-29 | Turbo generator hydrogen cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621289980.2U CN206190336U (en) | 2016-11-29 | 2016-11-29 | Turbo generator hydrogen cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206190336U true CN206190336U (en) | 2017-05-24 |
Family
ID=58724805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621289980.2U Active CN206190336U (en) | 2016-11-29 | 2016-11-29 | Turbo generator hydrogen cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206190336U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368748A (en) * | 2016-11-29 | 2017-02-01 | 哈尔滨哈电汽发电站设备有限责任公司 | Hydrogen cooler of turbine generator |
| CN109653814A (en) * | 2019-02-22 | 2019-04-19 | 国家能源集团宿迁发电有限公司 | A kind of ram's horn cooling device for the cooling of steam turbine end cap |
-
2016
- 2016-11-29 CN CN201621289980.2U patent/CN206190336U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106368748A (en) * | 2016-11-29 | 2017-02-01 | 哈尔滨哈电汽发电站设备有限责任公司 | Hydrogen cooler of turbine generator |
| CN109653814A (en) * | 2019-02-22 | 2019-04-19 | 国家能源集团宿迁发电有限公司 | A kind of ram's horn cooling device for the cooling of steam turbine end cap |
| CN109653814B (en) * | 2019-02-22 | 2024-03-22 | 国家能源集团宿迁发电有限公司 | Cat claw cooling device for cooling end cover of steam turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 617, 6th floor, Science Park building, Harbin University of technology, No. 434, youyou street, Nangang District, Harbin City, Heilongjiang Province Patentee after: Harbin rundianqi Power Station Equipment Co.,Ltd. Address before: No. 617, 6th floor, Science Park building, Harbin University of technology, No. 434, youyou street, Nangang District, Harbin City, Heilongjiang Province Patentee before: HARBIN HADIANQI POWER STATION EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |