CN116928033A - Wind generating set fault removal judging method based on wind speed and rotating speed - Google Patents
Wind generating set fault removal judging method based on wind speed and rotating speed Download PDFInfo
- Publication number
- CN116928033A CN116928033A CN202310666136.5A CN202310666136A CN116928033A CN 116928033 A CN116928033 A CN 116928033A CN 202310666136 A CN202310666136 A CN 202310666136A CN 116928033 A CN116928033 A CN 116928033A
- Authority
- CN
- China
- Prior art keywords
- fault
- fan
- wind speed
- rotating speed
- speed
- Prior art date
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000008030 elimination Effects 0.000 claims abstract description 12
- 238000003379 elimination reaction Methods 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 10
- 230000005611 electricity Effects 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
Abstract
The invention provides a wind generating set fault removal judging method based on wind speed and rotating speed, which can judge a fan in a non-fault state according to average wind speed and fan rotating speed, and avoid unnecessary maintenance cost. The method comprises the following steps: a, a fault analysis program is preset in a host, the fault analysis program is respectively connected to fan data acquisition systems of all devices, and data acquired by the fan data acquisition systems comprise real-time wind speed, real-time fan power, fan rotating speed and fan self fault signals, and meanwhile a fault elimination mode is preset in a fault state; b, uploading real-time data of the fan to a fan data acquisition system, and acquiring and cleaning self fault signals of the fan by a fault analysis program to obtain the fault signals of the fan under normal working conditions; judging whether the fan is in fault or not based on the cleaned fault signal and the real-time power; c, after judging that the fan has a fault, entering a fault removal mode under a fault state.
Description
Technical Field
The invention relates to the technical field of fan fault judgment, in particular to a wind generating set fault elimination judgment method based on wind speed and rotating speed.
Background
Wind power generators (hereinafter referred to as fans) are basic units for wind power enterprises. Wind power generation is one of the main forms of renewable energy power generation at present, and is greatly popularized and applied because of mature technology and facilities. However, the wind turbine generator system has a complex structure and a severe running environment, so that the fault rate of the wind turbine generator system is high, and the maintenance cost of the whole system is also increased continuously. The large number of fan faults comprise the situation that some staff report to normal operation of the fan and some non-fan faults are eliminated, so that maintenance cost of the whole system can be effectively reduced.
The existing fan fault state judging method is used for judging the faults needing to go to the field for processing according to the real-time power of the fan and the fault signals of the fan. The system is operated for a long time to find that part of fans can transmit fault signals when being started and stopped normally, but the fans do not have faults, so that the maintenance cost of the fans can be influenced.
Disclosure of Invention
In order to solve the problems, the invention provides a wind generating set fault removal judging method based on wind speed and rotating speed, which can judge a fan in a non-fault state according to average wind speed and fan rotating speed, and avoid unnecessary maintenance cost.
A wind generating set fault removal judging method based on wind speed and rotating speed is characterized by comprising the following steps:
a, a fault analysis program is preset in a host, the fault analysis program is respectively connected to fan data acquisition systems of all devices, the data acquired by the fan data acquisition systems comprise real-time wind speed, real-time power of a fan, rotating speed of the fan and self fault signals of the fan, meanwhile, a fault elimination mode is preset in a fault state, and a reference average wind speed and a starting rotating speed are preset in the fault elimination mode in the fault state;
b, uploading real-time data of the fan to a fan data acquisition system, and acquiring and cleaning self fault signals of the fan by a fault analysis program to obtain the fault signals of the fan under normal working conditions; judging whether the fan is in fault or not based on the cleaned fault signal and the real-time power;
c, after judging that the fan has a fault, entering a fault elimination mode under the fault state, comparing the acquired average wind speed with the set average wind speed, judging that the fault needs to be processed on site if the acquired average wind speed is not smaller than the reference average wind speed, comparing the rotating speed of the fan with the starting rotating speed if the acquired average wind speed is smaller than the reference average wind speed, judging that the fan is in a standby state if the rotating speed of the fan is larger than the starting rotating speed, and judging that the fault needs to be processed on site if the rotating speed of the fan is not larger than the starting rotating speed.
It is further characterized by:
the reference average wind speed is the average wind speed in the set time;
preferably, the reference average wind speed is the average wind speed within 10 continuous minutes after the fan is judged to have faults based on the fault signals after cleaning and the real-time power.
After the invention is adopted, the fan in a non-fault state can be judged according to the average wind speed and the fan rotating speed, and unnecessary maintenance cost is avoided.
Drawings
FIG. 1 is a flow chart of the operation of the method of the present invention.
Detailed Description
The fan state is standardized into 6 types of operation, standby, fault, overhaul, electricity limiting and off-line, wherein the electricity limiting is the state of insufficient power generation of the fan; the maintenance is that the fan is in the state of manual shutdown, needs to carry out follow-up maintenance processing under the fault condition, and does not need to carry out follow-up maintenance processing under the limit electricity state.
A wind generating set fault removal judging method based on wind speed and rotating speed comprises the following steps of:
a, a fault analysis program is preset in a host, the fault analysis program is respectively connected to fan data acquisition systems of all devices, the data acquired by the fan data acquisition systems comprise real-time wind speed, real-time power of a fan, rotating speed of the fan and self fault signals of the fan, meanwhile, a fault elimination mode is preset in a fault state, and a reference average wind speed and a starting rotating speed are preset in the fault elimination mode in the fault state;
b, uploading real-time data of the fan to a fan data acquisition system, and acquiring and cleaning self fault signals of the fan by a fault analysis program to obtain the fault signals of the fan under normal working conditions; judging whether the fan is in fault or not based on the cleaned fault signal and the real-time power;
c, after judging that the fan has a fault, entering a fault elimination mode under the fault state, comparing the acquired average wind speed with the set average wind speed, judging that the fault needs to be processed on site if the acquired average wind speed is not smaller than the reference average wind speed, comparing the rotating speed of the fan with the starting rotating speed if the acquired average wind speed is smaller than the reference average wind speed, judging that the fan is in a standby state if the rotating speed of the fan is larger than the starting rotating speed, and judging that the fault needs to be processed on site if the rotating speed of the fan is not larger than the starting rotating speed.
In specific implementation, the reference average wind speed is the average wind speed within 10 minutes after the fan is judged to have faults based on the cleaned fault signals and the real-time power, and the average wind speed is the reference average wind speed; the reference average wind speed was 4 m/s.
In specific implementation, the real-time data of the fan is uploaded to a fan data acquisition system, and a fault analysis program acquires and cleans self fault signals of the fan to obtain the fault signals of the fan under normal working conditions; judging whether the fan is in fault or not based on the cleaned fault signal and the real-time power, when the real-time power is less than or equal to 1 and the fault signal exists, after judging that the fan has the fault, entering a fault elimination mode under the fault state, comparing the collected average wind speed with the set average wind speed within 10 minutes, judging that the fault needs field treatment, if the collected average wind speed is not less than the reference average wind speed, comparing the fan rotating speed with the starting rotating speed, if the fan rotating speed is greater than the starting rotating speed, judging that the fan is in a standby state, if the fan rotating speed is not greater than the starting rotating speed, judging that the fault needs field treatment, eliminating the fan with the fault signal but the fan itself does not have the fault, and effectively reducing the maintenance cost of the whole system.
The real-time data is the real-time data of the operation of the fan; the starting rotation speed is the rotation speed provided by a manufacturer when the fan normally generates electricity.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (3)
1. A wind generating set fault removal judging method based on wind speed and rotating speed is characterized by comprising the following steps:
a, a fault analysis program is preset in a host, the fault analysis program is respectively connected to fan data acquisition systems of all devices, the data acquired by the fan data acquisition systems comprise real-time wind speed, real-time power of a fan, rotating speed of the fan and self fault signals of the fan, meanwhile, a fault elimination mode is preset in a fault state, and a reference average wind speed and a starting rotating speed are preset in the fault elimination mode in the fault state;
b, uploading real-time data of the fan to a fan data acquisition system, and acquiring and cleaning self fault signals of the fan by a fault analysis program to obtain the fault signals of the fan under normal working conditions; judging whether the fan is in fault or not based on the cleaned fault signal and the real-time power;
c, after judging that the fan has a fault, entering a fault elimination mode under the fault state, comparing the acquired average wind speed with the set average wind speed, judging that the fault needs to be processed on site if the acquired average wind speed is not smaller than the reference average wind speed, comparing the rotating speed of the fan with the starting rotating speed if the acquired average wind speed is smaller than the reference average wind speed, judging that the fan is in a standby state if the rotating speed of the fan is larger than the starting rotating speed, and judging that the fault needs to be processed on site if the rotating speed of the fan is not larger than the starting rotating speed.
2. The wind generating set fault removal judging method based on wind speed and rotating speed as claimed in claim 1, wherein the method comprises the following steps: the reference average wind speed is the average wind speed in a set time.
3. The wind generating set fault removal judging method based on wind speed and rotating speed as claimed in claim 2, wherein the method comprises the following steps of: the reference average wind speed is the average wind speed within 10 minutes after the fan is judged to have faults based on the cleaned fault signals and the real-time power.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310666136.5A CN116928033A (en) | 2023-06-07 | 2023-06-07 | Wind generating set fault removal judging method based on wind speed and rotating speed |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310666136.5A CN116928033A (en) | 2023-06-07 | 2023-06-07 | Wind generating set fault removal judging method based on wind speed and rotating speed |
Publications (1)
Publication Number | Publication Date |
---|---|
CN116928033A true CN116928033A (en) | 2023-10-24 |
Family
ID=88381743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310666136.5A Pending CN116928033A (en) | 2023-06-07 | 2023-06-07 | Wind generating set fault removal judging method based on wind speed and rotating speed |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN116928033A (en) |
-
2023
- 2023-06-07 CN CN202310666136.5A patent/CN116928033A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104329222B (en) | A kind of on-line condition monitoring being integrated in fan master control system and method for diagnosing faults | |
CN105738806A (en) | Wind driven generator set fault diagnosis system and method | |
CN102434392A (en) | Wind speed and wind direction sharing system of wind electric field set | |
CN103076570A (en) | Automatic testing method and device for variable pitch backup power supply of wind generation set | |
CN105351147A (en) | Brake energy recycling system for wind driven generator | |
CN110778464A (en) | Bolt online monitoring system and method for large wind generating set | |
CN116928033A (en) | Wind generating set fault removal judging method based on wind speed and rotating speed | |
CN111765102B (en) | Fault diagnosis and protection system of air compressor for fuel cell system | |
CN111810357A (en) | System and method for mitigating damage to rotor blades of a wind turbine | |
CN109578226B (en) | Wind turbine icing state detection method based on intercommunication of icing detector and field group | |
CN111884487B (en) | Control method and system of converter and wind power system | |
CN211623621U (en) | Device for preventing unplanned shutdown of wind turbine generator in predicted maintenance period | |
CN113236485A (en) | Control method and control system for improving wind energy utilization rate of wind turbine generator | |
CN110630436A (en) | Over-standard control device for tile vibration transverse vibration acceleration in engine room of wind turbine generator and logic design method | |
CN117685167A (en) | Fault signal elimination judging method of wind generating set | |
CN111237136A (en) | Method and system for extracting state information of wind driven generator sensor | |
CN116292140B (en) | Monitoring control method and monitoring control device for wind driven generator | |
CN116398363A (en) | Wind generating set electricity limiting judgment method based on rated power and pitch angle | |
CN113586364B (en) | Device, method and system for detecting yaw speed fault of fan yaw system | |
CN116928035A (en) | Wind generating set electricity limiting judgment method based on real-time power and average wind speed | |
CN117249049A (en) | Method for judging running state of unit based on active power, rotating speed and starting rotating speed | |
CN116928032A (en) | Wind generating set fault judging method based on real-time power and fault signals | |
Zhang et al. | Analysis of power generation equipment failure and influencing factors in a wind-solar power station | |
CN112360702B (en) | Centralized monitoring method and device for vibration data | |
CN111835032B (en) | Control method, system, medium and electronic equipment of wind power plant |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |