CN204386666U - A kind of small turbine system - Google Patents
A kind of small turbine system Download PDFInfo
- Publication number
- CN204386666U CN204386666U CN201420782382.3U CN201420782382U CN204386666U CN 204386666 U CN204386666 U CN 204386666U CN 201420782382 U CN201420782382 U CN 201420782382U CN 204386666 U CN204386666 U CN 204386666U
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- Prior art keywords
- small turbine
- water pump
- feed water
- turbine system
- gear
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Abstract
The utility model relates to a kind of power plant, is a kind of steam turbine specifically; A kind of small turbine system, comprise small turbine, feed water pump, suction tude, described suction tude is provided with suction port, wherein suction tude is connected with small turbine, wherein said small turbine is connected with feed water pump by pipeline, and the upper and lower two ends of described feed water pump are respectively arranged with water outlet and water intake; The utility model meets the stable of boiler replenishing water, and continuity, makes feed pressure be adjusted in time, greatly reduces the danger of stove, mechanical, electrical system, and the impact of external steam supply user reduces minimum, reaches the requirement of power plant's technical security adjustment.
Description
Technical field
The utility model relates to a kind of power plant, is a kind of steam turbine specifically.
Background technique
Small turbine is used for the power source of steam feed pump, small turbine is operated by low pressure steam, drive steam feed pump simultaneously, water is pressurized to 7.8MPa, and boiler of feeding feeds water, and makes the moisturizing of boiler and steam producing amount keep balancing, stablizing and continuous service, moisturizing and the boiler burning water of steam feed pump carry out simultaneously, outer steam supply is often in fluctuation status, impels small turbine often to carry out adjustment rotating speed, to keep the stable, continuous of water supply.
Original small turbine arrangements for speed regulation, moment is little, adjusts unsmooth, often occur that speed control rod is because of the stuck phenomenon of heat expansion, cause rotating speed out of control, boiler feed water pressure reduces rapidly or raises, boiler replenishing water not in time, causes boiler to can't see water level, causes blowing out time serious.The chain reaction caused will be the low shutdown of steam turbine initial steam pressure, generator off-the-line, and outer pressure of steam supply reduces, and outer steam supply user occurs that substandard products, waste product stop production, and loss is huge.
Summary of the invention
In order to solve the problem, the utility model provides a kind of small turbine system, is below concrete technological scheme:
a kind of small turbine system, comprise small turbine, feed water pump, suction tude, described suction tude is provided with suction port, wherein suction tude is connected with small turbine, wherein said small turbine is connected with feed water pump by pipeline, and the upper and lower two ends of described feed water pump are respectively arranged with water outlet and water intake.
Described small turbine comprises gear, described gear comprises manual operating device, electric actuator, synchromesh gear, speed change gear, wherein manual operating device is connected with electric actuator, electric actuator is connected with motor, motor is provided with connecting rod, the connecting rod the other end is provided with synchromesh gear, and wherein said synchromesh gear is meshed with speed change gear.
Described suction port and small turbine connecting tube are provided with pressure transducer and temperature transducer.
Described small turbine rear end is provided with exhaust steam pipe, and wherein exhaust steam pipe is provided with pressure transducer.
Described feed water pump water outlet and intake pipe are all provided with pressure transducer and temperature transducer.
Described suction port, water inlet are provided with flow transducer.
Beneficial effect: the utility model meets the stable of boiler replenishing water, and continuity, makes feed pressure be adjusted in time, greatly reduces the danger of stove, mechanical, electrical system, the impact of external steam supply user reduces minimum, reaches the requirement of power plant's technical security adjustment.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure figure.
Fig. 2 is the utility model small turbine speed regulating mechanism structural drawing.
Wherein: 1, suction port 2, small turbine 3, feed water pump 4, steam-expelling port 5, water outlet 6, water intake 7, pressure transducer 8, temperature transducer 9, flow transducer 10, manual operating device 11, electric actuator 12, synchromesh gear 13, speed change gear.
Specific embodiment
Below in conjunction with Figure of description, the utility model will be further described.
A kind of small turbine system, comprise small turbine 2, feed water pump 3, suction tude, described suction tude is provided with suction port 1, wherein suction tude is connected with small turbine 2, wherein said small turbine 2 is connected with feed water pump 3 by pipeline, and the upper and lower two ends of described feed water pump are respectively arranged with water outlet 5 and water intake 6.
Described small turbine comprises gear, described gear comprises manual operating device 10, electric actuator 11, synchromesh gear 12, speed change gear 13, wherein manual operating device 10 is connected with electric actuator 11, electric actuator 11 is connected with motor, motor is provided with connecting rod, the connecting rod the other end is provided with synchromesh gear 12, and wherein said synchromesh gear is meshed with speed change gear 13.
Described suction port and small turbine connecting tube are provided with pressure transducer 7 and temperature transducer 8.
Described small turbine rear end is provided with steam-expelling port 4, and wherein exhaust steam pipe is provided with pressure transducer 7.
Described feed water pump water outlet and intake pipe are all provided with pressure transducer 7 and temperature transducer 8.
Described suction port, water inlet are provided with flow transducer 9.
Working principle: steam enters through valve to small turbine from steam inlet pipe, take steam turbine to by barometric pressure and carry out work, steam turbine is connected with water pump, and Power output, to water pump, drives water pump to take exercises.And concrete small turbine arrangements for speed regulation are by analyzing concrete field condition, hand-operating device manual operating device is utilized to operate, drive automatic executive device, the rotating speed being changed speed regulation gear by automatic executive device carries out speed governing, reach smooth speed control, be quick on the draw, feedback and tracking is accurate, eliminate moment low, the shortcomings such as the defect that speed control rod heat expansion is stuck.
The all documents mentioned at the utility model are quoted as a reference all in this application, are just quoted separately as a reference as each section of document.In addition should be understood that related domain skill personnel can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after having read above-mentioned instruction content of the present utility model.
Claims (6)
1. a small turbine system, comprise small turbine, feed water pump, suction tude, it is characterized in that, described suction tude is provided with suction port, wherein suction tude is connected with small turbine, and wherein said small turbine is connected with feed water pump by pipeline, and the upper and lower two ends of described feed water pump are respectively arranged with water outlet and water intake.
2. a kind of small turbine system according to claim 1, it is characterized in that, described small turbine comprises gear, described gear comprises manual operating device, electric actuator, synchromesh gear, speed change gear, wherein manual operating device is connected with electric actuator, and electric actuator is connected with motor, and motor is provided with connecting rod, the connecting rod the other end is provided with synchromesh gear, and wherein said synchromesh gear is meshed with speed change gear.
3. a kind of small turbine system according to claim 1, is characterized in that, described suction port and small turbine connecting tube are provided with pressure transducer and temperature transducer.
4. a kind of small turbine system according to claim 1, is characterized in that, described small turbine rear end is provided with exhaust steam pipe, and wherein exhaust steam pipe is provided with pressure transducer.
5. a kind of small turbine system according to claim 1, is characterized in that, described feed water pump water outlet and intake pipe are all provided with pressure transducer and temperature transducer.
6. a kind of small turbine system according to claim 1, is characterized in that, described suction port, water inlet are provided with flow transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420782382.3U CN204386666U (en) | 2014-12-13 | 2014-12-13 | A kind of small turbine system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420782382.3U CN204386666U (en) | 2014-12-13 | 2014-12-13 | A kind of small turbine system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204386666U true CN204386666U (en) | 2015-06-10 |
Family
ID=53359397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420782382.3U Expired - Fee Related CN204386666U (en) | 2014-12-13 | 2014-12-13 | A kind of small turbine system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204386666U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109028999A (en) * | 2018-07-19 | 2018-12-18 | 国家能源投资集团有限责任公司 | Boiler circuit |
| CN109728987A (en) * | 2019-01-07 | 2019-05-07 | 上海自动化仪表有限公司 | Modbus hand suitable for steam turbine special equipment grasps device |
-
2014
- 2014-12-13 CN CN201420782382.3U patent/CN204386666U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109028999A (en) * | 2018-07-19 | 2018-12-18 | 国家能源投资集团有限责任公司 | Boiler circuit |
| CN109728987A (en) * | 2019-01-07 | 2019-05-07 | 上海自动化仪表有限公司 | Modbus hand suitable for steam turbine special equipment grasps device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20161213 |