CN112594016A - Integral oil station for turbine lubricating oil - Google Patents
Integral oil station for turbine lubricating oil Download PDFInfo
- Publication number
- CN112594016A CN112594016A CN202011387476.7A CN202011387476A CN112594016A CN 112594016 A CN112594016 A CN 112594016A CN 202011387476 A CN202011387476 A CN 202011387476A CN 112594016 A CN112594016 A CN 112594016A
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- Prior art keywords
- oil
- turbine
- bearing box
- oil pump
- pump
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- 239000003921 oil Substances 0.000 title claims abstract description 194
- 239000010687 lubricating oil Substances 0.000 title claims abstract description 62
- 238000012360 testing method Methods 0.000 claims description 13
- 239000000779 smoke Substances 0.000 claims description 8
- 230000006872 improvement Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 239000012535 impurity Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000003517 fume Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/18—Lubricating arrangements
- F01D25/20—Lubricating arrangements using lubrication pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
- F01D17/22—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical
- F01D17/26—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical fluid, e.g. hydraulic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/18—Lubricating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/34—Turning or inching gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a turbine lubricating oil integral oil station, which comprises an oil tank, a front bearing box, a turbine, a rear bearing box, a generator, an oil ejector I, an oil ejector II and a high-pressure starting oil pump, wherein the front bearing box is arranged on the front side of the oil tank; two ends of the steam turbine are respectively connected with the front bearing box and the rear bearing box, and the rear bearing box is also connected with the generator; the oil tank comprises an oil tank, a plurality of oil injectors and a high-pressure starting oil pump, wherein the oil injectors I, II and high-pressure starting oil pumps are connected through flanges; the oil ejector I is connected with a main oil pump of the front bearing box; one end of the oil ejector II is connected with the high-pressure starting oil pump, and the other end of the oil ejector II is respectively connected with the generator, the front bearing box and the rear bearing box; no. I oil ejector of this device, No. II oil ejector, high-pressure start-up oil pump are installed and can be realized its holistic delivery on the oil tank, reduce the time of field assembly and only need through laying and then easy to assemble of pipeline and valve.
Description
Technical Field
The invention relates to the technical field of turbonators, in particular to a turbine lubricating oil integral oil station.
Background
A steam turbine is a rotary power machine that converts thermal energy of steam having a certain temperature and pressure into mechanical energy. Also known as steam turbines. The application range is very wide, and the generator can be used as a prime mover for power generation to drive the generator 5 to generate power, such as various coal-fired power stations, nuclear power stations, solar power stations, biomass power generation, waste heat power generation, combined cycle power stations of gas turbines and steam turbines and the like. It can also directly drive various pumps, fans and compressors, and is mainly used in steel mills, chemical plants, paper mills and the like. The exhaust steam or intermediate extraction steam of the steam turbine can be used for meeting the heat supply requirements in production and life, such as a heat supply unit for heating residents in winter, or a heat supply unit for blowing, heating, drying and the like in a steel mill, a chemical plant, a paper mill and the like. In conclusion, with the development of modern industry, steam turbines become more and more indispensable equipment for national economic development.
The lubricating oil system is an important system of the turbo generator unit, and mainly functions to provide lubricating oil for bearings, a tooth-shaped coupler, a turning gear and the like of the turbo generator unit and provide pressure oil for a mechanical overspeed protection system of an adjusting system. In the prior art, a high-pressure starting oil pump, an alternating-current lubricating oil pump, a direct-current accident oil pump, a double-cylinder switching filter and the like are distributed, and pipelines are connected on site, so that the cost is high, the occupied area is large, the installation is complicated, and the installation period is long. Along with the continuous aggravation of steam turbine market competition, develop a neotype, safe and reliable, the configuration is simple, starts in a flexible way, and is with low costs, and area is little, simple to operate, and installation cycle is short, and it is very necessary to have the whole oil station of market competition's novel steam turbine lubricating oil more.
Disclosure of Invention
The invention aims to provide a turbine lubricating oil integral oil station, which aims to solve the problems that the existing high-pressure starting oil pump, the existing alternating-current lubricating oil pump, the existing direct-current emergency oil pump, the existing double-cylinder switching filter and the like in the background technology are distributed, and pipelines are connected on site, so that the cost is high, the occupied area is large, the installation is complicated, and the installation period is long.
In order to achieve the purpose, the invention provides the following technical scheme: a turbine lubricating oil integral oil station comprises an oil tank, a front bearing box, a turbine, a rear bearing box, a generator, an oil injector I, an oil injector II and a high-pressure starting oil pump; two ends of the steam turbine are respectively connected with the front bearing box and the rear bearing box, and the rear bearing box is also connected with the generator; the oil tank comprises an oil tank, a plurality of oil injectors and a high-pressure starting oil pump, wherein the oil injectors I, II and high-pressure starting oil pumps are connected through flanges; the oil ejector I is connected with a main oil pump of the front bearing box; one end of the oil ejector II is connected with the high-pressure starting oil pump, and the other end of the oil ejector II is respectively connected with the generator, the front bearing box and the rear bearing box; no. I oil ejector of this device, No. II oil ejector, high-pressure start-up oil pump are installed and can be realized its holistic delivery on the oil tank, reduce the time of field assembly and go and only need through laying and then easy to assemble of pipeline and valve.
As a further improvement of the above technical solution, the turbine lubricating oil station further includes an ac lubricating oil pump and a dc emergency oil pump mounted on the oil tank; when the alternating-current lubricating oil pump and the direct-current emergency oil pump are installed on the oil tank, flanges are arranged in the accommodating holes and connected with a top plate of the oil tank; thereby improving the safety of the equipment.
As a further improvement of the technical scheme, the integral turbine lubricating oil station further comprises a self-starting test device, the self-starting test device is connected with the alternating-current lubricating oil pump and the direct-current accident oil pump, and the maintenance can be carried out when the alternating-current lubricating oil pump and the direct-current accident oil pump are not used for a long time.
As a further improvement of the above technical solution, an overflow valve is further disposed between the self-starting test device and the ac lubricating oil pump and between the self-starting test device and the dc emergency oil pump, and when the system pressure exceeds a predetermined value, the overflow valve is pushed open to discharge a part of gas in the system to the atmosphere, so that the system pressure does not exceed an allowable value, thereby ensuring that the system does not have an accident due to an excessively high pressure.
As a further improvement of the above technical solution, the turbine lubricating oil integral station further comprises an oil moistening filter and an oil cooler; the lubricating oil filter can filter impurities, and the oil cooler can reduce the oil temperature, so that the lubricating oil filter is convenient to recycle.
As a further improvement of the technical scheme, the integral oil station for the turbine lubricating oil comprises an adjusting system, and the adjusting system ensures the air inlet of the turbine by controlling the opening and closing degree of a valve.
As a further improvement of the above technical solution, the steam turbine is connected with a turning gear.
As a further improvement of the technical scheme, the oil tank is further connected with a smoke exhaust device, the smoke exhaust device is arranged on the operating platform, and the smoke exhaust device can exhaust smoke in the oil tank, so that the safety of the smoke exhaust device is improved.
As a further improvement of the technical scheme, the oil tank is also provided with an oil return filter screen and an oil level prompter; the oil return filter screen can filter the impurity that enters into the oil tank, the oil mass in the oil tank can be indicateed to the oil level prompting device, and then makes things convenient for operating personnel to observe.
As a further improvement of the technical scheme, an oil purifying device is further arranged on one side of the oil tank and can filter oil in the oil tank.
Compared with the prior art, the invention has the beneficial effects that: this device's No. I oil shooter, No. II oil shooters, high pressure start-up oil pump install can realize its holistic delivery on the oil tank, and the time that reduces the field assembly goes and only need through laying and then easy to assemble of pipeline and valve, the effect pump when high pressure start-up oil pump starts the main oil pump and replaces the main oil pump to provide high pressure oil to the steam turbine, No. I oil shooter is the device of main oil pump fuel feeding under the starting condition, No. II oil shooters provide lubricating oil for generator and steam turbine bearing (front bearing case and rear bearing case).
The device also has the advantages of safety, reliability, simple configuration, flexible starting, low cost, small occupied area, convenience in installation and short installation period.
Drawings
FIG. 1 is a schematic view of a lubrication oil system;
FIG. 2 is a schematic view of a turbine section;
FIG. 3 is a schematic view of a portion of a fuel tank;
FIG. 4 is a schematic view of a portion of a self-priming test device;
FIG. 5 is a schematic view of an integrated oil station;
FIG. 6 is a schematic diagram of a high pressure start oil pump;
FIG. 7 is a schematic view of an alternative lubricant pump;
FIG. 8 is a schematic view of the dc emergency oil pump;
FIG. 9 is a schematic view of an oil filter;
FIG. 10 is a schematic view of an oil injector;
in the drawings: 1 is an oil tank, 2 is a front bearing box, 3 is a steam turbine, 4 is a rear bearing box, 5 is a generator, 6 is a number I oil injector, 7 is a number II oil injector, 8 is a high-pressure starting oil pump, 9 is an alternating-current lubricating oil pump, 10 is a direct-current accident oil pump, 11 is a self-starting test device, 12 is an overflow valve, 13 is a lubricating oil filter, 14 is an oil cooler, 15 is a regulating system, 16 is a turning gear device, 17 is a smoke exhaust device, 18 is an oil return filter screen, 19 is an oil level indicator, and 20 is an oil purification device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the invention discloses a turbine lubricating oil integral oil station, which comprises an oil tank 1, a front bearing box 2, a turbine 3, a rear bearing box 4, a generator 5, an oil injector I6, an oil injector II 7 and a high-pressure starting oil pump 8; two ends of the steam turbine 3 are respectively connected with the front bearing box 2 and the rear bearing box 4, and the rear bearing box 4 is also connected with the generator 5; a plurality of accommodating holes are formed in a top plate of the oil tank 1, and an oil ejector I6, an oil ejector II 7 and a high-pressure starting oil pump 8 which are connected through flanges are respectively arranged in the accommodating holes; the oil ejector I6 is connected with a main oil pump of the front bearing box 2; one end of the oil ejector II 7 is connected with the high-pressure starting oil pump 8, and the other end of the oil ejector II 7 is respectively connected with the generator 5, the front bearing box 2 and the rear bearing box 4; this device No. I oil shooter 6, No. II oil shooter 7, high pressure start-up oil pump 8 install can realize its holistic delivery on oil tank 1, reduce the time of field assembly and only need through laying and then easy to assemble of pipeline and valve, when using, the effect pump when high pressure start-up oil pump 8 starts for steam turbine 3 replaces the main oil pump to provide high-pressure oil to steam turbine 3, No. I oil shooter 6 is the device of main oil pump fuel feeding under the starting condition, No. II oil shooter 7 is generator 5 and turbine bearing (front bearing case and rear bearing case) and provides lubricating oil.
The integral lubricating oil station of the steam turbine 3 further comprises an alternating-current lubricating oil pump 9 and a direct-current emergency oil pump 10 which are arranged on the oil tank 1; when the alternating-current lubricating oil pump 9 and the direct-current accident oil pump 10 are installed on the oil tank 1, flanges are arranged in the accommodating holes and connected with the top plate of the oil tank 1; when the main oil pump fails or the oil pressure of the lubricating oil is lower than 0.07MPa, the AC lubricating oil pump 9 is used as a backup oil pump for supplying lubricating oil to the lubricating oil system when the main oil pump is stopped, and when the AC backup oil pump cannot be started or the oil pressure of the lubricating oil is lower than 0.05MPa, the backup oil pump for supplying lubricating oil is driven by the DC motor, so that the safety of the equipment is improved.
The integral turbine lubricating oil station further comprises a self-starting test device 11, the self-starting test device 11 is connected with the alternating-current lubricating oil pump 9 and the direct-current accident oil pump 10, the alternating-current lubricating oil pump 9 and the direct-current accident oil pump 10 are standby pumps, and in order to improve the safety of the self-starting test device, the maintenance can be carried out when the alternating-current lubricating oil pump 9 and the direct-current accident oil pump 10 are not used for a long time, an overflow valve 12 is further arranged between the self-starting test device 11 and the alternating-current lubricating oil pump 9 and the direct-current accident oil pump 10, when the system pressure exceeds a specified value, the overflow valve 12 is pushed open, and a part of gas in the system is discharged into the atmosphere, so that the system pressure does not exceed an allowable value, and the.
Because the steam turbine 3 has the problems of impurities and high temperature in the oil path when in work, the integral oil station for lubricating oil of the steam turbine 3 also comprises an oil moistening filter 13 and an oil cooler 14; the lubricating oil filter 13 can filter impurities, and the oil cooler 14 can reduce the temperature of oil, so that the oil can be recycled conveniently.
The integral oil station for the turbine lubricating oil comprises an adjusting system 15, wherein the adjusting system 15 ensures the air inlet of the turbine by controlling the opening and closing degree of a valve.
The steam turbine is connected with a barring gear 16, and when the lubricating oil pressure is lower than 0.03MPa, the barring gear 16 is changed into a manual barring gear.
The oil tank 1 is still connected and is provided with fume extractor 17, fume extractor 17 sets up on the operation platform, fume extractor 17 can be with the inside flue gas discharge of oil tank 1, improves its security.
The oil tank 1 is also provided with an oil return filter screen 18 and an oil level prompter 19; oil return filter screen 18 can filter the impurity that enters into oil tank 1, oil level prompting device 19 can indicate the oil mass in the oil tank 1, and then makes things convenient for operating personnel to observe.
One side of the oil tank 1 is also provided with an oil purification device 20, and the oil purification device 20 can filter the oil in the oil tank 1.
It can be seen from the above that all the equipment of the device are reasonable in layout and compact in structure, the goods can be delivered integrally after all the work is finished, and the external pipelines are connected to the site, so that the time for site installation is greatly shortened, and meanwhile, the occupied area is also greatly reduced, and therefore, the user cost is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The integral oil station for the turbine lubricating oil is characterized by comprising an oil tank (1), a front bearing box (2), a turbine (3), a rear bearing box (4), a generator (5), an oil injector I (6), an oil injector II (7) and a high-pressure starting oil pump (8); two ends of the steam turbine (3) are respectively connected with the front bearing box (2) and the rear bearing box (4), and the rear bearing box (4) is also connected with the generator (5); a plurality of accommodating holes are formed in a top plate of the oil tank (1), and an oil ejector I (6), an oil ejector II (7) and a high-pressure starting oil pump (8) which are connected through flanges are respectively arranged in the accommodating holes; the oil ejector I (6) is connected with a main oil pump of the front bearing box (2); one end of the oil ejector II (7) is connected with the high-pressure starting oil pump (8), and the other end of the oil ejector II (7) is connected with the generator (5), the front bearing box (2) and the rear bearing box (4) respectively.
2. The turbine lube oil monoblock station according to claim 1, characterized in that said turbine (3) lube oil monoblock station further comprises an ac lube oil pump (9) and a dc emergency oil pump (10) mounted on said oil tank (1); and the alternating-current lubricating oil pump (9) and the direct-current accident oil pump (10) are arranged in the accommodating hole through flanges and connected with a top plate of the oil tank (1).
3. The turbine lube oil integral station according to claim 2, characterized in that the turbine (3) lube oil integral station further comprises a self-starting test device (11), and the self-starting test device (11) is connected with the AC lube oil pump (9) and the DC emergency oil pump (10).
4. The turbine lube oil integral station according to claim 3, characterized in that an overflow valve (12) is arranged between the self-starting test device (11) and the AC lube oil pump (9) and the DC accident oil pump (10).
5. The turbine lube oil monoblock station according to claim 1, characterized in that it further comprises a lubricating oil filter (13) and an oil cooler (14).
6. A turbine lube oil monoblock station according to claim 1, characterized in that it comprises a regulation system (15).
7. The turbine lube oil monoblock station according to claim 1, wherein a turning gear (16) is connected to said turbine.
8. The turbine lubricating oil integral station according to claim 1, characterized in that the oil tank (1) is further provided with a smoke exhaust device (17), and the smoke exhaust device (17) is arranged on the operation platform.
9. The turbine lubricating oil integral station according to claim 1, characterized in that an oil return filter screen (18) and an oil level indicator (19) are further arranged on the oil tank (1).
10. The turbine lube oil integral station according to claim 1, characterized in that an oil purifying device (20) is further provided at one side of the oil tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011387476.7A CN112594016A (en) | 2020-12-02 | 2020-12-02 | Integral oil station for turbine lubricating oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011387476.7A CN112594016A (en) | 2020-12-02 | 2020-12-02 | Integral oil station for turbine lubricating oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112594016A true CN112594016A (en) | 2021-04-02 |
Family
ID=75187506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011387476.7A Pending CN112594016A (en) | 2020-12-02 | 2020-12-02 | Integral oil station for turbine lubricating oil |
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| Country | Link |
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| CN (1) | CN112594016A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008009822A1 (en) * | 2008-02-19 | 2009-08-20 | Rolls-Royce Deutschland Ltd & Co Kg | Gas turbine bearing oil system with improved oil return |
| CN201386575Y (en) * | 2009-03-31 | 2010-01-20 | 上海电气电站设备有限公司 | Oil tank module device for lubricating oil system of water-feeding pump steam turbine |
| CN201428481Y (en) * | 2009-05-19 | 2010-03-24 | 自贡东方过滤设备制造有限公司 | Packaging and lubricating device of steam turbine |
| CN101813008A (en) * | 2009-03-26 | 2010-08-25 | 杭州汽轮机股份有限公司 | Directly connected main oil pump of steam turbine |
| CN102108884A (en) * | 2011-03-30 | 2011-06-29 | 东方电气集团东方汽轮机有限公司 | Lubricating system shared by big and small steam turbines in electric power plant |
| CN203822394U (en) * | 2013-09-30 | 2014-09-10 | 西门子公司 | Integral oil supply unit for steam turbine |
| CN209129693U (en) * | 2018-11-19 | 2019-07-19 | 德阳东汽电站机械制造有限公司 | A kind of novel lubricating petrol station system |
-
2020
- 2020-12-02 CN CN202011387476.7A patent/CN112594016A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008009822A1 (en) * | 2008-02-19 | 2009-08-20 | Rolls-Royce Deutschland Ltd & Co Kg | Gas turbine bearing oil system with improved oil return |
| CN101813008A (en) * | 2009-03-26 | 2010-08-25 | 杭州汽轮机股份有限公司 | Directly connected main oil pump of steam turbine |
| CN201386575Y (en) * | 2009-03-31 | 2010-01-20 | 上海电气电站设备有限公司 | Oil tank module device for lubricating oil system of water-feeding pump steam turbine |
| CN201428481Y (en) * | 2009-05-19 | 2010-03-24 | 自贡东方过滤设备制造有限公司 | Packaging and lubricating device of steam turbine |
| CN102108884A (en) * | 2011-03-30 | 2011-06-29 | 东方电气集团东方汽轮机有限公司 | Lubricating system shared by big and small steam turbines in electric power plant |
| CN203822394U (en) * | 2013-09-30 | 2014-09-10 | 西门子公司 | Integral oil supply unit for steam turbine |
| CN209129693U (en) * | 2018-11-19 | 2019-07-19 | 德阳东汽电站机械制造有限公司 | A kind of novel lubricating petrol station system |
Non-Patent Citations (1)
| Title |
|---|
| 哈尔滨汽轮机厂: "《20万千瓦汽轮机的结构》", 31 July 1992 * |
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Application publication date: 20210402 |
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