CN203027023U - Intelligent monitoring system of wind power box-type transformer - Google Patents
Intelligent monitoring system of wind power box-type transformer Download PDFInfo
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- CN203027023U CN203027023U CN 201220732488 CN201220732488U CN203027023U CN 203027023 U CN203027023 U CN 203027023U CN 201220732488 CN201220732488 CN 201220732488 CN 201220732488 U CN201220732488 U CN 201220732488U CN 203027023 U CN203027023 U CN 203027023U
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Abstract
The utility model relates to an intelligent monitoring system of a wind power box-type transformer, aiming at solving the problems in the prior art that only part of electric parameters and states can be monitored, and comprehensive and intelligent management cannot be carried out. According to the main points of the technical scheme, the intelligent monitoring system of the wind power box-type transformer is suitable for the wind power box-type transformer provided with third party monitoring equipment, and comprises a monitoring treatment terminal, a detection sensor system and a background computer, wherein the detection sensor system is assembled on the wind power box-type transformer; the output end of the detection sensor system is electrically connected with the monitoring treatment terminal; the monitoring treatment terminal is connected with the background computer via communication; and the monitoring treatment terminal is also connected with a control relay of the wind power box-type transformer and the third party monitoring equipment. By adopting the intelligent monitoring system of the wind power box-type transformer, a plurality of variable data can be synchronously monitored; and the safety data are fully obtained.
Description
Technical field
The utility model is a kind of intelligent transformer supervisory control system, particularly relates to the box intelligent transformer supervisory control system of a kind of wind power generation.
Background technology
In recent years about wind energy turbine set intelligentized research mainly concentrate on the control of protection, intermittent energy source of wind-force induction generator and storage, the modeling of wind energy turbine set integrated protection with and the aspect such as reliability consideration, the research of its technical advance of major embodiment.The demonstration project Main Function is the understanding of intelligent grid concept and advanced technology and demonstration; and these achievements are relatively few to the consideration of the operability of electrical production operation or generalization, especially about actually rare in conjunction with research and the product of the protection of wind park actual motion environment and monitoring.Mostly concentrate on the meagrely-populated desert such as northwest and Inner Mongol or desert, half-desert area in China wind factory, natural conditions are abominable, and wind factory inner blower quantity is many, it is wide to distribute, and this just makes wind is become remote monitoring and maintenance is even more important.Fact proved, the intelligentized theoretical research of electrical network and correlation technique are ripe, as the formal issue of the storage of the disposal ability of background computer CPU, mass data, mechanics of communication, switch technology, IEC61850 etc.Yet, how to make product have practicality and advance, not only meet at present large system's present situation but also can satisfy the developing direction of intelligent grid, not only keep up with but also not too leading, produce a kind of can accurately hold electrical network intelligentized " pulse ", the coordinated development, make equipment have normal useful life in the intelligentized development process of electrical network, the box intelligent transformer supervisory control system of the wind power generation of the economic benefit of raising equipment, system is imperative.
China Patent Publication No.: CN101159387A, open day on April 9th, 2008, intelligent monitoring wind power box-type transformer station is disclosed, this transformer station is according to the box type transformer substation base technology, at each box-type substation and the equal signalization sending and receiving of wind park master-control room transducer, mode by wired or wireless communication communicates, and realizes the function of remote control, remote measurement, distant news, remote regulating, and can carry out to power transformer interior fault the fault eliminating of self diagnosis and transmission line circuit.Communication modes adopts wired or wireless communication modes, the perhaps communication modes of both combinations.Wire communication mode is to realize by the PROFIBUS industrial field bus is set; Wireless communication mode is to realize by wireless communication base station.
The utility model content
The purpose of this utility model is the monitoring that has part electric parameter and state for solving present prior art, can not carries out problem comprehensive, intelligent management, and the intelligent total management system of a kind of collection that comprises electric parameters, non-electric quantity and the state information of opening the light, calculating, analysis monitoring function is provided.
The technical scheme that its technical problem that solves the utility model adopts is: the box intelligent transformer supervisory control system of a kind of wind power generation, be applicable to the box transformer of wind power generation, comprise monitoring processing terminal, detecting sensor system and background computer, described detecting sensor system is provided on the box transformer of wind power generation, the output of detecting sensor system is electrically connected to the monitoring processing terminal, described monitoring processing terminal is connected with described background computer communication, and the monitoring processing terminal also is connected with the control relay of the box transformer of wind power generation.The utility model gathers the service data of the box transformer of wind power generation by the detecting sensor system, carry out directly on-the-spot feedback by the monitoring processing terminal, also export simultaneously background computer to and store and graphical demonstration, the utility model can carry out multiple variable data synchronization monitoring, secure data obtains fully.
As preferably, described monitoring processing terminal comprises power module, analog input module, analog output module, switching input module, switching value output module, CPU module, communication module and circuit link block, and described analog input module, analog output module, switching input module, switching value output module, communication module all are electrically connected to the CPU module by the circuit link block.The utility model is given other module for power supply by power module; The analog input module gathers direct current signal, low-pressure side three-phase current signal, the low-pressure side three-phase voltage signal of 4-20mA; Switching input module gathers oil level state, pressure relief valve state, light gas state, heavy gas state, the too high signal of oil temperature; Power module is this terminal power supply; The CPU module is the nucleus module of intelligent middle-end, and image data is calculated, analyzed and transmits; Communication module is responsible for the data of intelligent terminal are sent to background computer, accepts simultaneously the order of background computer, and the circuit link block realizes the communication between each module with the electrical connection of above all modules.
As preferably, described detecting sensor system comprises that pressure relief valve transducer, oil level cross low sensor, the too high transducer of oil level, light firedamp sensor, heavy firedamp sensor, oil temperature sensor, current transformer and voltage device instrument transformer, described oil level is crossed low sensor, the too high transducer of oil level, light firedamp sensor, heavy firedamp sensor and oil temperature sensor and all is electrically connected to described switching input module, and described current transformer and voltage device instrument transformer all are electrically connected to the analog input module.
As preferably, the switching value output module in described monitoring processing terminal is electrically connected to the control relay of the box transformer of wind power generation, and described analog output module is electrically connected to third party's watch-dog.Switching value output module output relay signal is for the circuit breaker of control transformer high and low pressure side; Analog output module output 4-20mA direct current signal, with oil temperature and current signal transfer to third party's watch-dog.
As preferably, described monitoring processing terminal also comprises analog input spare module, switching value input spare module and switching value output spare module, and described analog input spare module, switching value input spare module and switching value output spare module all are electrically connected to the CPU module by the circuit link block.Analog input spare module, switching value are inputted the setting of spare module and switching value output spare module, have helped the expansion of follow-up function, can adapt to more to add interface.
As preferably, described analog input module comprises with the DC analogue quantity input module of the 4ma to 20ma of analog-digital conversion function, with the ac analog input module of the 620V of analog-digital conversion function or 690V with the 1A of analog-digital conversion function or the ac analog input module of 5A.Arrange like this, can directly directly be connected with the monitor of some analog outputs, saved the conversion of analog quantity.
As preferably, described monitoring processing terminal also comprises human-computer interaction module, and described human-computer interaction module is by being electrically connected to the CPU module with described circuit link block.
Substantial effect of the present utility model is: the utility model is collected the service data of the box transformer of wind power generation by the detecting sensor system; carry out directly on-the-spot feedback by the monitoring processing terminal; carry out protection and alarm action; also export simultaneously background computer to and store and graphical demonstration, the utility model can carry out multiple variable data synchronization monitoring, secure data obtains fully.
Description of drawings
Fig. 1 is a kind of circuit theory schematic diagram of the present utility model.
In figure: 1, background computer, 2, the detecting sensor system, 3, the monitoring processing terminal, 4, the box transformer of wind power generation, 5, third party's watch-dog, 6, control relay, 7, power module, 8, circuit link block, 9, the CPU module, 10, human-computer interaction module.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
The box intelligent transformer supervisory control system of a kind of wind power generation (referring to accompanying drawing 1), be applicable to the box transformer 4 of wind power generation, comprise monitoring processing terminal 3, detecting sensor system 2 and background computer 1, described detecting sensor system 2 is provided on the box transformer of wind power generation, the output of detecting sensor system 2 is electrically connected to monitoring processing terminal 3, described monitoring processing terminal 3 is connected with described background computer 1 communication, and monitoring processing terminal 3 also is connected with the control relay 6 of the box transformer 4 of wind power generation.Described monitoring processing terminal 3 comprises human-computer interaction module 10, power module 7, analog input module, analog output module, switching input module, switching value output module, CPU module 9, communication module and circuit link block 8, and described human-computer interaction module 10, analog input module, analog output module, switching input module, switching value output module, communication module all are electrically connected to CPU module 9 by circuit link block 8.Monitoring processing terminal 3 is by power module 7 power supplies.All have high-low pressure and magnetic field buffer action between circuit link block 8 each connector.The detecting sensor system comprises that pressure relief valve transducer, oil level cross low sensor, the too high transducer of oil level, light firedamp sensor, heavy firedamp sensor, oil temperature sensor, current transformer and voltage device instrument transformer, described oil level is crossed low sensor, the too high transducer of oil level, light firedamp sensor, heavy firedamp sensor and oil temperature sensor and all is electrically connected to described switching input module, and described current transformer and voltage device instrument transformer all are electrically connected to the analog input module.Switching value output module in monitoring processing terminal 3 is electrically connected to the control relay 6 of the box transformer of wind power generation, and described analog output module is electrically connected to third party's watch-dog 5.Monitoring processing terminal 3 also comprises analog input spare module, switching value input spare module and switching value output spare module, and described analog input spare module, switching value input spare module and switching value output spare module all are electrically connected to the CPU module by the circuit link block.The analog input module comprises DC analogue quantity input module with the 4ma to 20ma of analog-digital conversion function, with the ac analog input module of the 620V of analog-digital conversion function or 690V with the 1A of analog-digital conversion function or the ac analog input module of 5A.
The box intelligent transformer monitoring system control method of a kind of wind power generation is applicable to the box intelligent transformer supervisory control system of this wind power generation claimed in claim 7, and the box intelligent transformer monitoring system control method of described wind power generation comprises following control method:
Step 1: the box transformer of wind power generation is carried out local control mode or the Long-distance Control mode is selected;
Step 2: carry out data acquisition, sample content comprises: the box temperature of oil in transformer of wind power generation, oil level, pressure relief valve state, light and heavy gas relay status, high and low pressure side circuit-breaker status, high and low pressure side fuse state, low-pressure side electric current, low-pressure side voltage;
Step 3: judgement pressure relief valve, heavy Buchholz relay state and oil temperature superhigh temperature state, when pressure relief valve, heavy Buchholz relay state and oil temperature superhigh temperature state are true time, send the order of low-pressure side circuit breaker trip; When light Buchholz relay state and oil temperature overtemperature state are true time, send alert command; If pressure relief valve, heavy Buchholz relay state and oil temperature superhigh temperature state are vacation, read and carry out that setting is read and execution parameter setting or operational order and carry out these orders, there is no such order as crossing, enter next step;
Step 4: judging whether electric parameters protection meets to set requires: protection unit have overcurrent protection, overvoltage protection, cross low-voltage variation and whether zero-sequence current protection meets the setting requirement, sends the trip protection order when the protection element surpasses set point;
Step 5: if any trip signal in step 3 or four occurs, the box intelligent transformer supervisory control system record of wind power generation sampling initial data comprises data three phases after data before fault, fault data and fault;
Step 6: if any trip signal in step 3 or four occurs, the box intelligent transformer supervisory control system of wind power generation initiatively sends to background computer with all sampled datas in step 3, simultaneously in long-range and local display alarm or trip protection information;
Step 7: intelligent monitoring terminal is stored sampled data and calculated data in each, wherein sampled data comprises all data that gather in step 1, calculated data comprises active power, reactive power, apparent power, power factor, electric current and voltage, and background computer is periodically transferred all storage numbers and analyzed, backs up.
In described step 1, if select local control mode, the user can only pass through human-computer interaction module parameters, operation control relay, and the asynchronous input of the box intelligent transformer supervisory control system of wind power generation according to priority is followed successively by from high to low: analog input module and switching input module, human-computer interaction module and internal clocking; If select the Long-distance Control mode, the user can only pass through background computer parameters, operation control relay, and the asynchronous input of the box intelligent transformer supervisory control system of wind power generation according to priority is followed successively by from high to low: analog input module and switching input module, background computer and internal clocking.
The present embodiment integrates the electric parameters protection of wind power transformer and non-electric quantity protection, monitoring, failure logging, logout, electric energy quality monitoring, has saved widely user's purchase cost, has improved economic benefit.In addition, aspect hardware designs, analog input module, analog input module, switching input module, switching input module are respectively separate modular, insert from the back side of device, have independently communication module.Redundancy I/O slot is arranged, the basis of having established like this system extension on the circuit link block.The user can enlarge or dwindle monitoring range according to on-the-spot needs, can increase or reduce the I/O module, then configures required function and parameter by software management system.This system wiring is simple, and every intelligent terminal only needs an optical fiber in the master-control room communication, has avoided traditional supervisory control system to adopt a large amount of connections, complexity and Financial cost that holding wire (4-20mA) brings.
Above-described embodiment is a kind of better scheme of the present utility model, is not that the utility model is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (7)
1. box intelligent transformer supervisory control system of wind power generation, be applicable to the box transformer of wind power generation, it is characterized in that: comprise monitoring processing terminal, detecting sensor system and background computer, described detecting sensor system is provided on the box transformer of wind power generation, the output of detecting sensor system is electrically connected to the monitoring processing terminal, described monitoring processing terminal is connected with described background computer communication, and the monitoring processing terminal also is connected with the control relay of the box transformer of wind power generation.
2. the box intelligent transformer supervisory control system of wind power generation according to claim 1, it is characterized in that: described monitoring processing terminal comprises power module, analog input module, analog output module, switching input module, switching value output module, CPU module, communication module and circuit link block, and described analog input module, analog output module, switching input module, switching value output module, communication module all are electrically connected to the CPU module by the circuit link block.
3. the box intelligent transformer supervisory control system of wind power generation according to claim 2, it is characterized in that: described detecting sensor system comprises the pressure relief valve transducer, oil level is crossed low sensor, the too high transducer of oil level, light firedamp sensor, heavy firedamp sensor, oil temperature sensor, current transformer and voltage device instrument transformer, described oil level is crossed low sensor, the too high transducer of oil level, light firedamp sensor, heavy firedamp sensor and oil temperature sensor all are electrically connected to described switching input module, described current transformer and voltage device instrument transformer all are electrically connected to the analog input module.
4. the box intelligent transformer supervisory control system of wind power generation according to claim 3, it is characterized in that: the switching value output module in described monitoring processing terminal is electrically connected to the control relay of the box transformer of wind power generation, and described analog output module is electrically connected to third party's watch-dog.
5. according to claim 2 or 3 or 4 box intelligent transformer supervisory control systems of described wind power generation, it is characterized in that: described monitoring processing terminal also comprises analog input spare module, switching value input spare module and switching value output spare module, and described analog input spare module, switching value input spare module and switching value output spare module all are electrically connected to the CPU module by the circuit link block.
6. according to claim 2 or 3 or 4 box intelligent transformer supervisory control systems of described wind power generation is characterized in that: described analog input module comprises with the DC analogue quantity input module of the 4ma to 20ma of analog-digital conversion function, with the ac analog input module of the 620V of analog-digital conversion function or 690V with the 1A of analog-digital conversion function or the ac analog input module of 5A.
7. the box intelligent transformer supervisory control system of wind power generation according to claim 4, it is characterized in that: described monitoring processing terminal also comprises human-computer interaction module, and described human-computer interaction module is by being electrically connected to the CPU module with described circuit link block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220732488 CN203027023U (en) | 2012-12-27 | 2012-12-27 | Intelligent monitoring system of wind power box-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220732488 CN203027023U (en) | 2012-12-27 | 2012-12-27 | Intelligent monitoring system of wind power box-type transformer |
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| Publication Number | Publication Date |
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| CN203027023U true CN203027023U (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220732488 Expired - Fee Related CN203027023U (en) | 2012-12-27 | 2012-12-27 | Intelligent monitoring system of wind power box-type transformer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103117597A (en) * | 2012-12-27 | 2013-05-22 | 北开电气集团有限公司 | Wind power generation box type transformer intelligent monitoring system and control method thereof |
-
2012
- 2012-12-27 CN CN 201220732488 patent/CN203027023U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103117597A (en) * | 2012-12-27 | 2013-05-22 | 北开电气集团有限公司 | Wind power generation box type transformer intelligent monitoring system and control method thereof |
| CN103117597B (en) * | 2012-12-27 | 2016-03-30 | 嘉善北开电气科技有限公司 | Wind power generation box type intelligent transformer monitoring system control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160215 Address after: Two Jiashan County town of Jiaxing city cloud cloud road 314113 Zhejiang province No. 188 Building 1 Room 408 Patentee after: Beikai Electric Co., Ltd. Address before: Two Jiashan County town of Jiaxing city cloud cloud road 314113 Zhejiang province No. 188 Patentee before: Beikai Electric Co., Ltd. |
|
| 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: 20130626 Termination date: 20181227 |