CN206490612U - A kind of microcomputer excitation controllers of GDF 4 - Google Patents
A kind of microcomputer excitation controllers of GDF 4 Download PDFInfo
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- CN206490612U CN206490612U CN201621040376.6U CN201621040376U CN206490612U CN 206490612 U CN206490612 U CN 206490612U CN 201621040376 U CN201621040376 U CN 201621040376U CN 206490612 U CN206490612 U CN 206490612U
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Abstract
The utility model provides a kind of microcomputer excitation controllers of GDF 4, including Power Entry Module, reference voltage module and for detecting temperature detecting module and humidity detecting module inside controller, the output end of the Power Entry Module is electrically connected with the input of exciting transformer, the output end of the exciting transformer is electrically connected with the input of voltage detection module, the output end of the voltage detection module is electrically connected with the input of rectification filtering module, the output end of the reference voltage module and the output end of rectification filtering module are electrically connected with the input of voltage comparison module, the output end of the voltage comparison module is connected with the input of excitation con-trol module.The microcomputer excitation controllers of GDF 4, realize the real-time monitoring to excitation system, can in time solve to cause electrical problems because voltage is excessive, effectively prevent the generation of electric power fire phenomena, security performance is high, is easy to staff to be managed.
Description
Technical field
The utility model is related to generator excitation unit technical field, specially a kind of GDF-4 microcomputer excitation controllers.
Background technology
The generating sets such as development and Three Gorges Hydropower Plant with national economy put into operation, and China's power system just stepping into greatly
Unit generation, EHV transmission and supermatic developing stage.Installed capacity and the continuous expansion of power network scale, to electric power
The stable requirement more and more higher of the quality of voltage and system of system, while also the excitation system to generator proposes higher want
Ask.
In the excitation system of generator, excitation controller is its important part, and it directly affects generator
Operation characteristic, has important influence to the safe and stable operation of power system.
But current excitation controller can not be monitored to the electric current in excitation system in real time, when electric in excitation system
When pressing through big, if fruit can not timely be solved that electric power fire phenomena usually occurs, security performance is low, it has not been convenient to which work people
Member is managed.
Utility model content
The purpose of this utility model is to provide a kind of GDF-4 microcomputer excitation controllers, to solve in above-mentioned background technology
The problem of proposition.
To achieve the above object, the utility model provides following technical scheme：A kind of GDF-4 microcomputer excitation controllers, bag
Include Power Entry Module, reference voltage module and for detecting temperature detecting module and Humidity Detection mould inside controller
Block, the output end of the Power Entry Module is electrically connected with the input of exciting transformer, the output end of the exciting transformer
Electrically connected with the input of voltage detection module, the output end of the voltage detection module and the input electricity of rectification filtering module
The input electricity of connection, the output end of the reference voltage module and the output end of rectification filtering module with voltage comparison module
Connection, the output end of the voltage comparison module is connected with the input of excitation con-trol module, and the of the excitation con-trol module
One output end is electrically connected with the input of main control module, the first output end of the main control module and the input of the first feedback module
End electrical connection, the output end of first feedback module electrically connects with the input of exciting transformer, and the of the main control module
Two output ends are electrically connected with the input of power supply output module, the 3rd output end of the main control module and the input of alarm module
End connection.
The output end of the temperature detecting module and the output end of humidity detecting module are electrically connected with the first A/D modular converters
Connect, the output end of the first A/D modular converters is electrically connected with the input of signal transmission module, the signal transmission module
Output end is electrically connected with the input of microprocessor, and the input of the output end and data comparison module of the microprocessor is electrically connected
Connect, the output end of the data comparison module is electrically connected with the input of the second feedback module, second feedback module it is defeated
Go out end to be connected with the input of microprocessor, the microprocessor with main control module is two-way electrically connects.
It is preferred that, the 4th output end of the main control module and the input end signal of wireless transport module are connected, the nothing
The output end of line transport module is connected with mobile terminal signal, the mobile terminal using access wireless network smart mobile phone or
Notebook computer.
It is preferred that, the alarm module is set to buzzer siren or audible-visual annunciator.
It is preferred that, the main control module with memory module is two-way electrically connects, the memory module includes memory storage and external memory
Storage, and outer storage is set to SD card.
It is preferred that, the reference voltage includes analog input unit, the output end of the analog input unit and the
Two A/D modular converters are electrically connected.
It is preferred that, the data comparison module is internally provided with temperature preset value and humidity preset value.
Compared with prior art, the beneficial effects of the utility model are：
1st, the GDF-4 microcomputer excitation controllers, voltage monitoring module detects to the voltage after exciting transformer transformation,
Signal after detection is handled by rectification filtering module, then by the base in the voltage after the completion of processing and reference voltage module
Quasi- voltage is compared by voltage comparison module, and the information transfer compared to main control module, is worked as benchmark by excitation con-trol module
When voltage is less than the voltage detected, main control module is alarmed through information transfer to alarm module, while main control module will be believed
Breath is transferred to exciting transformer by the first feedback module, promotes exciting transformer to be adjusted, and realizes the reality to excitation system
When monitor, can solve, because voltage is excessive causes electrical problems, to effectively prevent the generation of electric power fire phenomena in time, safety
Performance is high, is easy to staff to be managed.
2nd, the GDF-4 microcomputer excitation controllers, pass through the inside of temperature detecting module and humidity detecting module to controller
Temperature detection and Humidity Detection are carried out, is prevented effectively from that controller internal temperature is too high and humidity crosses Sheng and causes controller inner member
Damage, the service life of controller is added, consequently facilitating staff knows that temperature or humidity are unqualified in controller in time
Situation, be easy to staff to be adjusted.
Brief description of the drawings
Fig. 1 is the utility model system principle schematic diagram；
Fig. 2 is the structured flowchart of the utility model reference power supply module.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of GDF-4 microcomputer excitation controllers, including electricity
Source input module, reference voltage module and for detecting temperature detecting module and humidity detecting module inside controller, electricity
The output end of source input module is electrically connected with the input of exciting transformer, the output end and voltage detection module of exciting transformer
Input electrical connection, the output end of voltage detection module electrically connects with the input of rectification filtering module, reference voltage module
Output end and the output end of rectification filtering module electrically connected with the input of voltage comparison module, voltage comparison module it is defeated
Go out end to be connected with the input of excitation con-trol module, the first output end of excitation con-trol module and the input of main control module are electrically connected
Connect, the first output end of main control module is electrically connected with the input of the first feedback module, and the output end of the first feedback module is with encouraging
The input electrical connection of magnetic transformer, the second output end of main control module is electrically connected with the input of power supply output module, master control
3rd output end of module and the input of alarm module are connected, and alarm module is set to buzzer siren or audible-visual annunciator.
Rectification filtering module is that the signal for detecting voltage monitoring module carries out rectification and filtering process, and rectification is friendship
Stream electricity is converted into direct current, is strictly the big Rectified alternating current of one direction, filtering is that big Rectified alternating current is processed into smoothly
The small direct current of pulsation, the fluctuation for being prevented effectively from electric current itself causes detection error phenomenon to occur, carries and changed detection data
Accuracy.
The voltage of voltage detection module detection is handled by rectification filtering module, voltage and reference voltage after processing
Reference voltage in module is compared by voltage comparison module, and voltage after processing is more than the base in reference voltage module
During quasi- voltage, main control module transmits information to alarm module and alarmed, while feeding back to excitation by the first feedback module
Transformer is adjusted, and is transferred to by wireless transport module on mobile terminal, promotes staff to understand excitation system
Performance, when the voltage after processing be less than reference voltage when, then exported by power supply output module.
The output end of temperature detecting module and the output end of humidity detecting module are electrically connected with the first A/D modular converters,
The output end of first A/D modular converters is electrically connected with the input of signal transmission module, the output end of signal transmission module with it is micro-
The input electrical connection of processor, the output end of microprocessor is electrically connected with the input of data comparison module, data comparison mould
Block is internally provided with temperature preset value and humidity preset value, the output end of data comparison module and the input of the second feedback module
End electrical connection, the output end of the second feedback module and the input of microprocessor are connected, microprocessor and the two-way electricity of main control module
Connection.
Temperature conditions and humidity condition inside temperature detecting module and humidity detecting module detection controller, and detect
Data afterwards are changed by the first A/D modular converters, and the first A/D modular converters are by temperature detecting module and Humidity Detection mould
The analog signal of block detection is changed, and the signal after conversion is transferred to microprocessor, microprocessor by signal transmission module
The signal of receiving is transferred to data comparison module, data comparison module is by the signal of receiving and internal temperature preset value and fits
Degree preset value is contrasted, and the information after contrast is by the second feedback module transmission microprocessor, and microprocessor is by the letter of feedback
Breath is transferred to main control module, while information is transferred to alarm module, wireless transport module and memory module by main control module respectively
Carry out next step operation.
4th output end of main control module and the input end signal of wireless transport module are connected, the output of wireless transport module
End is connected with mobile terminal signal, and mobile terminal is using the smart mobile phone or notebook computer of access wireless network, main control module
The information received is transferred on the smart mobile phone of staff or notebook computer by wireless transport module, is easy to work
Personnel can timely go and find out what's going on, and efficiently quickly solve electrical problems.
Main control module with memory module is two-way electrically connects, memory module includes memory storage and outer storage, and outer storage is set
For SD card, memory storage is the internal memory carried inside controller, and the internal reservoir of memory module has for reduced temperature preset value
With humidity preset value.
Reference voltage includes analog input unit, the output end of analog input unit and the 2nd A/D modular converters electricity
Connection, the voltage swing inputted by analog input unit needed for the excitation system, then by A/D modular converters by input
Analog signal changes into data signal, is used as the basic voltage compared.
Operation principle：The utility model is before use, staff is according to concrete conditions such as the models of controller, from storage mould
Temperature preset value and temperature preset value are transferred in the inside of block, and the temperature preset value and humidity transferred from memory module are preset
Value is sent to the inside of data comparison module, basic as a comparison, while by analog input unit in reference voltage module
Inside input reference magnitude of voltage.
The utility model is gathered in real time in use, carrying out voltage to excitation system by voltage detection module, and will collection
Magnitude of voltage afterwards carries out rectifying and wave-filtering processing, the magnitude of voltage handled and reference voltage inside modules by rectification filtering module
Reference voltage value is compared by voltage comparison module, and the information after comparing passes through excitation con-trol module transfer to master control mould
Block, main control module is alarmed the information transfer received to alarm module, is transferred to by wireless transport module mobile whole
On end, it is easy to staff to go and find out what's going on, exciting transformer is transferred to by the first feedback module, promotes exciting transformer to carry out
Adjustment work.
While voltage detection module is run, temperature detecting module and humidity detecting module carry out temperature to the inside of controller
Degree detection and Humidity Detection, the signal of detection, which entered the first A/D modular converters, to be changed.Signal after conversion is passed by signal
Defeated module transfer is to the inside of microprocessor, and the signal of receiving is transferred in data comparison module and preset with temperature by microprocessor
Value and humidity preset value are contrasted, and the information after contrast feeds back to microprocessor by the second feedback module, and microprocessor will
Feedack is transferred to main control module and carries out subsequent treatment.
In summary：The GDF-4 microcomputer excitation controllers, voltage monitoring module is entered to the voltage after exciting transformer transformation
Row detection, the signal after detection handled by rectification filtering module, then by the voltage after the completion of processing and reference voltage mould
Reference voltage in block is compared by voltage comparison module, and the information transfer compared is given master control mould by excitation con-trol module
Block, when reference voltage is less than the voltage detected, main control module is alarmed through information transfer to alarm module, while master control
Information is transferred to exciting transformer by module by the first feedback module, promotes exciting transformer to be adjusted, and is realized to excitation
The real-time monitoring of system, can in time solve to cause electrical problems because voltage is excessive, effectively prevent electric power fire phenomena
Occur, security performance is high, is easy to staff to be managed.
Secondly, temperature detection and humidity inspection are carried out to the inside of controller by temperature detecting module and humidity detecting module
Survey, be prevented effectively from that controller internal temperature is too high and humidity crosses Sheng and causes controller internal component damage, add controller
Service life, consequently facilitating staff knows temperature or the underproof situation of humidity in controller in time, is easy to staff
It is adjusted.
The correlation module being related in the system is hardware system module or is prior art Computer Software journey
The functional module that sequence or agreement are combined with hardware, computer software programs or agreement involved by the functional module itself
The technology being well known to those skilled in the art, it is not the improvements of the system；The system is improved between each module
Interaction relationship or annexation, be that the overall construction of system is improved, to be solved with solving the system
Relevant art problem.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of GDF-4 microcomputer excitation controllers, including Power Entry Module, reference voltage module and for detecting controller
Internal temperature detecting module and humidity detecting module, it is characterised in that：The output end and excitation-transformation variable of the Power Entry Module
The input electrical connection of depressor, the output end of the exciting transformer is electrically connected with the input of voltage detection module, the electricity
The output end of pressure detection module is electrically connected with the input of rectification filtering module, the output end of the reference voltage module and rectification
The output end of filtration module is electrically connected with the input of voltage comparison module, the output end and excitation of the voltage comparison module
The input connection of control module, the first output end of the excitation con-trol module is electrically connected with the input of main control module, institute
The first output end for stating main control module is electrically connected with the input of the first feedback module, the output end of first feedback module with
The input electrical connection of exciting transformer, the second output end and the input of power supply output module of the main control module are electrically connected
Connect, the 3rd output end of the main control module and the input of alarm module are connected；
The output end of the temperature detecting module and the output end of humidity detecting module are electrically connected with the first A/D modular converters,
The output end of the first A/D modular converters is electrically connected with the input of signal transmission module, the signal transmission module it is defeated
Go out end to electrically connect with the input of microprocessor, the input of the output end and data comparison module of the microprocessor is electrically connected
Connect, the output end of the data comparison module is electrically connected with the input of the second feedback module, second feedback module it is defeated
Go out end to be connected with the input of microprocessor, the microprocessor with main control module is two-way electrically connects.
2. a kind of GDF-4 microcomputer excitation controllers according to claim 1, it is characterised in that：The of the main control module
The input end signal connection of four output ends and wireless transport module, the output end and mobile terminal signal of the wireless transport module
Connection, the mobile terminal is using the smart mobile phone or notebook computer for accessing wireless network.
3. a kind of GDF-4 microcomputer excitation controllers according to claim 1, it is characterised in that：The alarm module is set
For buzzer siren or audible-visual annunciator.
4. a kind of GDF-4 microcomputer excitation controllers according to claim 1, it is characterised in that：The main control module is with depositing
The two-way electrical connection of module is stored up, the memory module includes memory storage and outer storage, and outer storage is set to SD card.
5. a kind of GDF-4 microcomputer excitation controllers according to claim 1, it is characterised in that：The reference voltage includes
Analog input unit, the output end of the analog input unit is electrically connected with the 2nd A/D modular converters.
6. a kind of GDF-4 microcomputer excitation controllers according to claim 1, it is characterised in that：The data comparison module
Be internally provided with temperature preset value and humidity preset value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040376.6U CN206490612U (en) | 2017-05-11 | 2017-05-11 | A kind of microcomputer excitation controllers of GDF 4 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040376.6U CN206490612U (en) | 2017-05-11 | 2017-05-11 | A kind of microcomputer excitation controllers of GDF 4 |
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| Publication Number | Publication Date |
|---|---|
| CN206490612U true CN206490612U (en) | 2017-09-12 |
Family
ID=59769036
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621040376.6U Expired - Fee Related CN206490612U (en) | 2017-05-11 | 2017-05-11 | A kind of microcomputer excitation controllers of GDF 4 |
Country Status (1)
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| CN (1) | CN206490612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389106A (en) * | 2020-03-25 | 2020-07-10 | 苏州汇博龙环保科技有限公司 | High-temperature-resistant anti-corrosion rotational flow shear type gas-liquid separator |
-
2017
- 2017-05-11 CN CN201621040376.6U patent/CN206490612U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111389106A (en) * | 2020-03-25 | 2020-07-10 | 苏州汇博龙环保科技有限公司 | High-temperature-resistant anti-corrosion rotational flow shear type gas-liquid separator |
| CN111389106B (en) * | 2020-03-25 | 2021-08-24 | 苏州汇博龙环保科技有限公司 | High-temperature-resistant anti-corrosion rotational flow shear type gas-liquid separator |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170912 Termination date: 20200511 |
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| CF01 | Termination of patent right due to non-payment of annual fee |