CN202632022U - Integrated microcomputer protection measurement and control device - Google Patents
Integrated microcomputer protection measurement and control device Download PDFInfo
- Publication number
- CN202632022U CN202632022U CN 201220260353 CN201220260353U CN202632022U CN 202632022 U CN202632022 U CN 202632022U CN 201220260353 CN201220260353 CN 201220260353 CN 201220260353 U CN201220260353 U CN 201220260353U CN 202632022 U CN202632022 U CN 202632022U
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- 238000005259 measurement Methods 0.000 title abstract description 4
- 238000005070 sampling Methods 0.000 claims abstract description 17
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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- Control Of Voltage And Current In General (AREA)
Abstract
The utility model discloses an integrated microcomputer protection measurement and control device, which consists of a master control board (A), an alternating current sampling board (B) and an input/output control board (C), wherein the master control board (A), the alternating current sampling board (B) and the input/output control board (C) are connected through a 64-needle connector (3); the other end of the alternating current sampling board (B) is provided with a 14/16-core wiring terminal (1); and the other end of the input/output control board (C) is provided with a heavy-current wiring terminal (2). The integrated microcomputer protection measurement and control device has the beneficial effects of being unified in hardware and software can be controlled easily.
Description
Technical field
The utility model relates to the protection observing and controlling of the bay unit of a kind of 10KV of being used for and following electric pressure, possesses the comprehensive microcomputer protecting controller of perfect protection, measurement, control, automatic closing and communication monitoring function.
Background technology
In electric system at present,, promptly there is a kind of device of model corresponding to a kind of electric power protection type (like route protection) to the microcomputer protecting controller numerous types of 10KV and following electric pressure; When transformer station designs, must be to the different electric installation drawing of protective device design of different model, the deviser must grasp various model protective device schematic diagrams; Design difficulty is bigger, and in addition, the electric power protection type also is changeable; In case the protection type changes, must change the protective device of respective model, design proposal also needs to change thereupon; Cause the system maintenance difficulty to increase, operation cost improves, and has increased the probability of the system failure.
The utility model content
The utility model technical matters to be solved provides a kind of electric system that is used for, and has the microcomputer protecting controller of perfect measuring ability.
The utility model principal feature is: by master control borad, AC sampling plate, open into leaving control panel and constitute; Its master control borad with the AC sampling plate, leave between the control panel and be connected through 64 pin connectors; Its AC sampling plate other end is provided with 14,16 core connection terminals, opens into leaving the control panel other end big current terminal is set.
The utility model principal feature is: master control borad is made up of CPU, 12864 Liquid Crystal Modules; Its CPU top connects one 12864 Liquid Crystal Modules; The CPU two ends all are provided with one 64 pin connectors; The CPU lower end is provided with a FM33265, is that 6 groups of MCP6044 operational amplifiers are set between the 64 pin connectors of its CPU and left end setting, is that 3 groups of 74HC08D data latches chips are set between the 64 pin connectors of its CPU and right-hand member setting.
The utility model principal feature is: the AC sampling plate is made up of power module, voltage transformer (VT), current transformer; Its power module one end is provided with big current terminal 24 cores, the other end is provided with one 64 pin connectors, and the above current transformer of at least 7 groups, 4 groups of above voltage transformer (VT) also are set between its power module two ends.
The utility model principal feature is: open into leaving control panel and be made up of 64 pin connectors, socket 16 cores, socket 14 cores; The above PALa-5V relay of at least 5 groups, the above TX2-24V relay of at least three groups are set between its 64 pin connector and socket 16 cores, a ULN2003AGP integrated chip wherein is set between 64 pin connectors and the PALa-5V relay; Eight groups of optocouplers, eight groups of resistance are set between its 64 pin connector and socket 14 cores.
The beneficial effect of the utility model is: comprehensive design, the kinds of protect function is integrated on the equipment, and hardware is unified, and software control is simple, only need throw the soft pressing plate in inside and move back operation, can accomplish the throwing of various defencive functions is moved back.
Description of drawings
Fig. 1 is the utility model product structure synoptic diagram
Fig. 2 is the structural representation of master control borad in the utility model product
Fig. 3 is the structural representation of AC sampling plate in the utility model product
Fig. 4 opens into the structural representation of leaving control panel in the utility model product
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Like the described comprehensive microcomputer protecting controller of Fig. 1; By master control borad A, AC sampling plate B, open into leaving control panel C and constitute; Its master control borad A with AC sampling plate B, leave between the control panel C and be connected through 64 pin connectors 3; Its AC sampling plate B other end is provided with 14,16 core connection terminals 1, opens into leaving the control panel C other end big current terminal 2 is set.
Master control borad A as shown in Figure 2 is made up of CPU, 12864 Liquid Crystal Modules; Its CPU top connects one 12864 Liquid Crystal Modules; The CPU two ends all are provided with one 64 pin connectors 3; The CPU lower end is provided with a FM33265, is that 6 groups of MCP6044 operational amplifiers are set between the 64 pin connectors 3 of its CPU and left end setting, is that 3 groups of 74HC08D data latches chips are set between the 64 pin connectors 3 of its CPU and right-hand member setting.
As shown in Figure 3: AC sampling plate B is made up of power module, voltage transformer (VT), current transformer; Its power module one end is provided with big current terminal 24 cores, the other end is provided with one 64 pin connectors 3, and the above current transformer of at least 7 groups, 4 groups of above voltage transformer (VT) also are set between its power module two ends.
As shown in Figure 4: as to open into leaving control panel C and constitute by 64 pin connectors 3, socket 16 cores, socket 14 cores; The above PALa-5V relay of at least 5 groups, the above TX2-24V relay of at least three groups are set between its 64 pin connector 3 and socket 16 cores, a ULN2003AGP integrated chip wherein is set between 64 pin connectors 3 and the PALa-5V relay; Eight groups of optocouplers, eight groups of resistance are set between its 64 pin connector 3 and socket 14 cores.
The AC sampling plate is gathered voltage, electric current forceful electric power signal through big current terminal, and delivers to correspondent voltage mutual inductor summation current transformer, be converted into weak electric signal after; Deliver to master control borad through 64 pin connectors, undertaken delivering to cpu central processing unit after amplifier is handled by operational amplifier chip MCP6044 on the master control borad, CPU carries out COMPREHENSIVE CALCULATING to data; Computing method are divided into two kinds; FFT and DFT, simultaneously, CPU delivers to LCD with relevant information.CPU judges whether to open into leaving operation according to result of calculation; If desired, signal to latch chip 74HC08D, and through 64 pin connectors signal is sent to and opens into leaving control panel; Relay is made corresponding output function after receiving signal, is exported by 16 core connection terminals.In addition, open into signal through 14 core connection terminal collections from opening, through the high-power resistance step-down into leaving plate; After the light-coupled isolation; Through 64 pin connectors, transmit signals to central processing unit (CPU), calculate and judge by CPU; And carry out similar above-mentioned processing, simultaneously operation result is presented on the LCD.
Claims (4)
1. comprehensive microcomputer protecting controller; It is characterized in that: by master control borad (A), AC sampling plate (B), open into leaving control panel (C) and constitute; Its master control borad (A) with AC sampling plate (B), leave between the control panel (C) and be connected through 64 pin connectors (3); Its AC sampling plate (B) other end is provided with 14,16 core connection terminals (1), opens into leaving control panel (C) other end big current terminal (2) is set.
2. comprehensive microcomputer protecting controller according to claim 1; It is characterized in that: master control borad (A) is made up of CPU, 12864 Liquid Crystal Modules; Its CPU top connects one 12864 Liquid Crystal Modules, and the CPU two ends all are provided with one 64 pin connectors (3), and the CPU lower end is provided with a FM33265; Between the 64 pin connectors (3) that its CPU and left end are provided with is that 6 groups of MCP6044 operational amplifiers are set, and is that 3 groups of 74HC08D data latches chips are set between the 64 pin connectors (3) that its CPU and right-hand member are provided with.
3. comprehensive microcomputer protecting controller according to claim 1; It is characterized in that: AC sampling plate (B) is made up of power module, voltage transformer (VT), current transformer; Its power module one end is provided with big current terminal 24 cores, the other end is provided with one 64 pin connectors (3), and the above current transformer of at least 7 groups, 4 groups of above voltage transformer (VT) also are set between its power module two ends.
4. comprehensive microcomputer protecting controller according to claim 1; It is characterized in that: open into leaving control panel (C) by 64 pin connectors (3), socket 16 cores, socket 14 cores formation; The above PALa-5V relay of at least 5 groups, the above TX2-24V relay of at least three groups are set between its 64 pin connector (3) and socket 16 cores, wherein between 64 pin connectors (3) and the PALa-5V relay ULN2003AGP integrated chip are set; Eight groups of optocouplers, eight groups of resistance are set between its 64 pin connector (3) and socket 14 cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220260353 CN202632022U (en) | 2012-05-26 | 2012-05-26 | Integrated microcomputer protection measurement and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220260353 CN202632022U (en) | 2012-05-26 | 2012-05-26 | Integrated microcomputer protection measurement and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202632022U true CN202632022U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220260353 Expired - Fee Related CN202632022U (en) | 2012-05-26 | 2012-05-26 | Integrated microcomputer protection measurement and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202632022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617540A (en) * | 2015-01-09 | 2015-05-13 | 长园深瑞继保自动化有限公司 | Small relay protection device applicable to outdoor mounting and use |
-
2012
- 2012-05-26 CN CN 201220260353 patent/CN202632022U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617540A (en) * | 2015-01-09 | 2015-05-13 | 长园深瑞继保自动化有限公司 | Small relay protection device applicable to outdoor mounting and use |
| CN104617540B (en) * | 2015-01-09 | 2017-09-19 | 长园深瑞继保自动化有限公司 | The small-sized protective relaying device used suitable for outdoor installation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20130526 |