CN211174438U - Power station generating set diagnostic device - Google Patents
Power station generating set diagnostic device Download PDFInfo
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- CN211174438U CN211174438U CN201922371440.9U CN201922371440U CN211174438U CN 211174438 U CN211174438 U CN 211174438U CN 201922371440 U CN201922371440 U CN 201922371440U CN 211174438 U CN211174438 U CN 211174438U
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- 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
- Y02E10/20—Hydro energy
Abstract
The utility model discloses a diagnostic device for a generating set of a hydropower station, which comprises a state monitoring device, a data transmission system and a remote monitoring platform; the state monitoring device comprises a series of sensors for acquiring signals and data acquisition equipment, the data transmission system comprises a communication module and a server, and the remote monitoring platform comprises a data analysis module, a fault diagnosis module, a display and an alarm module; the sensor is connected with the input end of the data acquisition equipment, the output end of the data acquisition equipment is connected with the input end of the communication module, and the output end of the communication module is connected with the server; the input ends of the data analysis module and the fault diagnosis module are connected with the server, and the output ends of the data analysis module and the fault diagnosis module are connected with the display and the alarm module. The utility model provides a power station generating set diagnostic device gathers data and handles in real time, judges the current operating condition of unit and gives corresponding alarm information, is convenient for have corresponding maintenance, improves maintenance efficiency.
Description
Technical Field
The utility model relates to a power station generating set diagnostic device belongs to power station generator technical field.
Background
The hydropower station is a comprehensive engineering facility capable of converting water energy into electric energy, and high-level water in a reservoir flows into a workshop through a water diversion system to push a hydroelectric generating set to generate electric energy, and then is input into a power grid through a step-up transformer, a switching station and a power transmission line. The hydraulic generator is a generator which takes a hydraulic turbine as a prime mover to convert water energy into electric energy. When water flows through the water turbine, water energy is converted into mechanical energy, a rotating shaft of the water turbine drives a rotor of the generator, and the mechanical energy is converted into electric energy to be output. The hydroelectric generating set is a core device of a hydropower station, a whole set of auxiliary equipment systems such as a quick gate, a turbine oil system, a compressed air system, a water supply and drainage system, automation equipment and the like are installed in the hydropower station in order to monitor, control and guarantee the normal operation of the hydroelectric generating set, and the hydroelectric generating set is safe, reliable, economical and efficient. At present, most of power stations adopt a planned maintenance strategy, the pertinence and the real-time performance are lacked, the maintenance cost is high, and the hidden danger and the defect of equipment cannot be discovered as early as possible.
SUMMERY OF THE UTILITY MODEL
The purpose is as follows: in order to overcome the deficiencies in the prior art, the utility model provides a power station generating set diagnostic device.
The technical scheme is as follows: in order to solve the technical problem, the utility model discloses a technical scheme does:
a diagnostic device for a generator set of a hydropower station comprises a state monitoring device, a data transmission system and a remote monitoring platform,
the state monitoring device comprises a series of sensors for acquiring signals and data acquisition equipment, the data transmission system comprises a communication module and a server, and the remote monitoring platform comprises a data analysis module, a fault diagnosis module, a display and an alarm module;
the sensor is connected with the input end of the data acquisition equipment, the output end of the data acquisition equipment is connected with the input end of the communication module, and the output end of the communication module is connected with the server; the input ends of the data analysis module and the fault diagnosis module are connected with the server, and the output ends of the data analysis module and the fault diagnosis module are connected with the display and the alarm module.
Further, the series of sensors for collecting signals comprise a temperature sensor, a water level sensor, a key phase sensor, a swing degree sensor and an electrical performance sensor.
Furthermore, the temperature sensor, the water level sensor, the key phase sensor, the swing sensor and the electrical performance sensor are connected to a low-pass filter, and the low-pass filter is connected to the communication module.
Further, the communication module is a wireless communication module.
Further, the server is a cloud server.
Further, alarm module is the trichromatic warning light, and the trichromatic is green, yellow and red, the green stands that generating set normal work, and yellow stands that there are one or more operating parameter in the generating set and is in dangerous critical value, and the red stands that generating set breaks down, and work is unusual.
Has the advantages that: the utility model provides a pair of power station generating set diagnostic device can gather generating set's relevant parameter and carry out data processing in real time to judge whether normal the current operating condition of generating set, and give corresponding alarm information, be convenient for have corresponding maintenance, improve maintenance efficiency, reduce the maintenance cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, a diagnostic device for a generator set of a hydropower station comprises a state monitoring device, a data transmission system and a remote monitoring platform; the state monitoring device comprises a series of sensors for acquiring signals and data acquisition equipment, the data transmission system comprises a communication module and a server, and the remote monitoring platform comprises a data analysis module, a fault diagnosis module, a display and an alarm module;
the sensor is connected with the input end of the data acquisition equipment, and the data acquisition equipment converts the analog electric signal of the sensor into a digital signal; the output end of the data acquisition equipment is connected with the input end of the communication module, and the output end of the communication module is connected with the server to realize data transmission; the input ends of the data analysis module and the fault diagnosis module are connected with the server, and the output ends of the data analysis module and the fault diagnosis module are connected with the display and the alarm module.
Further, the series of sensors for collecting signals comprise a temperature sensor, a water level sensor, a key phase sensor, a swing degree sensor and an electrical performance sensor. The temperature sensor is an RTD (real time resistance) dual-element platinum metal type thermocouple and is used for monitoring the temperature conditions of all components of the unit in real time; the water level sensor is KSR-BNA-DN10, is arranged in each oil groove of the bearing and is used for detecting the lubrication condition of the bearing; the key phase sensor is a PR9376 key phase device, and is arranged on a shaft of the water turbine; the swing sensor is an IN-081 vortex type vibration detector, is respectively arranged at an upper guide bearing, a lower guide bearing and a water guide bearing of the generator set and is used for collecting relevant data of large shaft swing; the electrical performance sensor respectively selects a DHC01A current transformer and an XRNP1-12KV high-voltage fuse for collecting line voltage and current electrical parameters.
Furthermore, the temperature sensor, the water level sensor, the key phase sensor, the swing sensor and the electrical performance sensor are connected to a low-pass filter, and the low-pass filter is connected to the communication module. The low-pass filter is a 6-order anti-mixing filter, and the cut-off frequency is 1 KHz.
Further, the communication module is a wireless communication module.
Further, the server is a cloud server.
Further, alarm module is the trichromatic warning light, and the trichromatic is green, yellow and red, the green stands that generating set normal work, and yellow stands that there are one or more operating parameter in the generating set and is in dangerous critical value, and the red stands that generating set breaks down, and work is unusual.
The data analysis module and the fault diagnosis module download related data from the server and perform operation processing, when data is abnormal or a unit fails, abnormal data can be automatically stored to a corresponding position, and an operator can check an operation result through a display; when monitoring data is abnormal, the alarm module displays a yellow light or a red light, an operator checks abnormal data and finds a unit position corresponding to the abnormality, and therefore targeted maintenance is conducted, the whole unit does not need to be shut down, cost is increased, and working efficiency is affected.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. A diagnostic device for a generator set of a hydropower station is characterized in that: comprises a state monitoring device, a data transmission system and a remote monitoring platform,
the state monitoring device comprises a series of sensors for acquiring signals and data acquisition equipment, the data transmission system comprises a communication module and a server, and the remote monitoring platform comprises a data analysis module, a fault diagnosis module, a display and an alarm module;
the sensor is connected with the input end of the data acquisition equipment, the output end of the data acquisition equipment is connected with the input end of the communication module, and the output end of the communication module is connected with the server; the input ends of the data analysis module and the fault diagnosis module are connected with the server, and the output ends of the data analysis module and the fault diagnosis module are connected with the display and the alarm module.
2. The hydroelectric power generation set diagnostic apparatus of claim 1, wherein: the series of sensors for collecting signals comprise a temperature sensor, a water level sensor, a key phase sensor, a swing degree sensor and an electrical performance sensor.
3. The hydroelectric power generation set diagnostic apparatus of claim 2, wherein: the temperature sensor, the water level sensor, the key phase sensor, the swing degree sensor and the electrical performance sensor are connected to the low-pass filter, and the low-pass filter is connected with the data acquisition equipment.
4. The hydroelectric power generation set diagnostic apparatus of claim 1, wherein: the communication module is a wireless communication module.
5. The hydroelectric power generation set diagnostic apparatus of claim 1, wherein: the server is a cloud server.
6. The hydroelectric power generation set diagnostic apparatus of claim 1, wherein: alarm module is the three-colour warning light, and the three-colour is green, yellow and red, the green generator set that stands normally works, and there is one or more working parameter in the yellow stand for the generator set in dangerous critical value, and the red stand for the generator set breaks down, and work is unusual.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922371440.9U CN211174438U (en) | 2019-12-26 | 2019-12-26 | Power station generating set diagnostic device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922371440.9U CN211174438U (en) | 2019-12-26 | 2019-12-26 | Power station generating set diagnostic device |
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| CN211174438U true CN211174438U (en) | 2020-08-04 |
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| CN201922371440.9U Active CN211174438U (en) | 2019-12-26 | 2019-12-26 | Power station generating set diagnostic device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112859724A (en) * | 2020-12-30 | 2021-05-28 | 天津天发天重电力设备制造有限公司 | Remote monitoring system for equipment state of hydroelectric generating set |
| CN113898516A (en) * | 2021-11-09 | 2022-01-07 | 国网信通亿力科技有限责任公司 | Small hydropower station operation sample production data field sampling and collecting method |
-
2019
- 2019-12-26 CN CN201922371440.9U patent/CN211174438U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112859724A (en) * | 2020-12-30 | 2021-05-28 | 天津天发天重电力设备制造有限公司 | Remote monitoring system for equipment state of hydroelectric generating set |
| CN113898516A (en) * | 2021-11-09 | 2022-01-07 | 国网信通亿力科技有限责任公司 | Small hydropower station operation sample production data field sampling and collecting method |
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