CN202351635U - Board card for flexible alternating-current power transmission device - Google Patents
Board card for flexible alternating-current power transmission device Download PDFInfo
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- CN202351635U CN202351635U CN2011204066423U CN201120406642U CN202351635U CN 202351635 U CN202351635 U CN 202351635U CN 2011204066423 U CN2011204066423 U CN 2011204066423U CN 201120406642 U CN201120406642 U CN 201120406642U CN 202351635 U CN202351635 U CN 202351635U
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Abstract
The utility model provides a board card for a board card for a flexible alternating-current power transmission device, which belongs to the technical field of control and protection of power electronic devices. The board card comprises a digital signal processing (DSP) module (1), a DSP module (2) and a field programmable gate array (FPGA) module (3). The DSP module (1) is used for controlling the flexible alternating-current power transmission device. The DSP module (2) is used for controlling protection and peripheral equipment management and assisting the DSP module (1) to perform data calculation. The FPGA module (3) is used for data exchange between the DSP module (1) and the DSP module (2) and performing decoding to all device logical addresses of the board card. The board card is reasonable in level, strong in function, compact in structure, high in integration level, easy to achieve and good in and control, protecting and wave-recording effects.
Description
Technical field
The utility model belongs to power electronic equipment control resist technology field, is specifically related to a kind of flexible AC transmission equipment and uses integrated circuit board.
Background technology
The device that power electronic equipment is made up of all kinds of Power Electronic Circuit is used for the conversion and the control of high-power electric energy.Power electronic equipment comprises rectifier, inverter, DC transformer, AC convertor, motor speed control device, direct current transportation device and reactive power compensator etc.The flexible AC transmission technology belongs to the core technology of power electronic equipment.STATCOM (Static Synchronous Compensator; STATCOM), SSSC (Static synchronous series compensator; SSSC), THE UPFC (Unified power flow controller; UPFC), dynamic electric voltage recovery device (dynamic voltage restorers; DVR) etc. all be that (Flexible AC Transmission System, core apparatus FACTS) all adopt the power electronic devices of a new generation to flexible AC transmitting system; As: gate level turn-off thyristor (GTO), insulated gate bipolar transistor (IGBT) and integral gate change transistor (IGCT), and adopt modern control technology.Above-mentioned novel FACTS device is used for improving the controllability and the transmission capacity of AC transmission system.
The control system of the flexible AC transmission equipment electric current and voltage analog quantity relevant of need in each sampling period, sampling with system; The storage mass data; The control strategy and protection algorithm that provide complicated calculating to come implement device; Gather the switching value signal of flexible AC transmission equipment; The switch deciliter of control primary circuit carries out synchro control, and exchange message each other to the action behavior of all switching devices, realizes with the monitoring interface interaction data that parameter issues, definite value inquiry, the demonstration of electric current and voltage analog quantity, running status demonstration, switching manipulation, device switching or the like.Independent digital signal processing (Digital Signal Processing; DSP) the control fender of structure can't satisfy above-mentioned requirements; The control structure that needs to adopt multiple digital signal Processing DSP adopts the industrial bus technology to realize the exchange of mass data to realize the input and output of multiple signals.
The utility model content
In order to overcome the above-mentioned deficiency of prior art, the utility model provides a kind of flexible AC transmission equipment to use integrated circuit board.This level of applying for card is reasonable, powerful, compact conformation, integrated level high, be easy to realize and control respond well control, protection and record ripple.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
A kind of flexible AC transmission equipment is used integrated circuit board, and said integrated circuit board comprises digital signal processing DSP module 1, is used for the control to flexible AC transmission equipment; Digital signal processing DSP module 2 is used for the control to protection and peripherals administration, and auxiliary said digital signal processing DSP module 1 is carried out data computation; With programmable gate array FPGA module (3), be used for the exchange of data between said digital signal processing DSP module (1) and the said digital signal processing DSP module (1), and all device logical addresses of said integrated circuit board are deciphered.
Said programmable gate array FPGA module 3 and said digital signal processing DSP module 1, digital signal processing DSP module 2 be two-way connections respectively.
Said digital signal processing DSP module 1 peripherals comprises: respectively with said digital signal processing DSP module 1 two-way EtherCAT Low Voltage Differential Signal bus interface module that is connected and NOR-FLASH memory module.
It is the chip of TMS320C6713 that said digital signal processing DSP module 1 adopts model.
Said EtherCAT Low Voltage Differential Signal bus interface module comprises the Low Voltage Differential Signal interface.
Said EtherCAT Low Voltage Differential Signal bus interface module is directly connected on the Low Voltage Differential Signal bus.
Said digital signal processing DSP module 2 peripherals comprise: respectively with the said digital signal processing DSP module 2 two-way NAND-FLASH memory modules that are connected, SRAM memory module, EEPROM memory module, EtherCAT optical signal bus interface module, CAN bus interface module, RS232 communication interface module, ethernet communication interface module and switching value input/output interface module.
It is the chip of TMS320F28335 that said digital signal processing DSP module 2 adopts model.
Said EtherCAT optical signal bus interface module comprises optical signal interface.
It is chip and the photoelectric commutator AFBR-5803 of KS8721 that the transceiver of said EtherCAT optical signal bus interface module adopts model.
It is the chip of ET1100 that the controller of said EtherCAT Low Voltage Differential Signal bus interface module and said EtherCAT optical signal bus interface module all adopts model.
It is the FLASH chip of K9F1208U0M that said NAND-FLASH memory module adopts model, is used to store recorder data.
It is the static cache chip of CY71041V33 that said SRAM memory module adopts model, is used to store data.
It is the chip of AT24LC16 that said EEPROM memory module adopts model, is used to store the definite value parameter.
Said ethernet communication interface module adopts ethernet controller chip W3150A+, chip KS8721, transformer and Ethernet joint.
It is that the photoelectrical coupler of HCPL-0600 is isolated realizing that said CAN bus interface module adopts model, and adopting model is that the CAN transceiver of PCA82C250 is to realize Data Receiving and transmission.
It is that the photoelectrical coupler of HCPL-0600 is isolated realizing that said RS232 debugging interface module adopts model, and adopting model is that the RS232 transceiver of MAX232 is to realize Data Receiving and transmission.
Said switching value input/output interface module adopt model be the level transferring chip of SN74LVTH164245 as level shifter interface, controllable switch amount direction simultaneously.
80 way switch amounts in the said switching value input/output interface module are connected with the IO interface of said programmable gate array FPGA module 3; Said digital signal processing DSP module 2 is controlled said 80 way switch amounts indirectly through the address data bus that is connected with said programmable gate array FPGA module 3; 32 way switch amounts in the said switching value input/output interface module directly are connected with the GPIO of said digital signal processing DSP module 2, and said digital signal processing DSP module 2 is directly controlled said 32 way switch amounts.
It is the chip of XC3S500E that programmable gate array FPGA module 3 adopts model.
Compared with prior art, the beneficial effect of the utility model is:
1) this integrated circuit board is powerful, versatility good, can be used for control panel, fender and record ripple plate, can write corresponding program to three kinds of different purposes of integrated circuit board;
2) this integrated circuit board chip performance is good, and the collaborative work of multicore sheet can be accomplished lot of data and calculate and control function, satisfies the application demand of various flexible AC transmission equipments;
3) programmable gate array FPGA can not only and digital signal processing DSP between interaction data, and the purposes of entire plate card logic address decoding can also directly be exported 80 road pwm pulses;
4) integrated circuit board uses EtherCAT Low Voltage Differential Signal bus and EtherCAT optical signal bus as the real-time communication interface, and data rate reaches the 100M bps, and signaling rate is fast, isolation good;
5) this integrated circuit board uses the CAN net as subsequent use real-time communication interface, can improve the reliability of real-time communication, when EPA EtherCAT breaks down, can pass through CAN net and other integrated circuit board swap datas;
6) this integrated circuit board has wide range of applications, and can be applicable to multiple flexible AC transmission equipment, control motivated, be easy to realize and the control effect stability.
Description of drawings
Fig. 1 is that a kind of flexible AC transmission equipment is with integrated circuit board overall setup figure;
Fig. 2 establishes intention with digital signal processing DSP module (1) with the peripherals that (2) address data bus is connected;
Fig. 3 is an EtherCAT Low Voltage Differential Signal bus interface module synoptic diagram;
Fig. 4 is an EtherCAT Low Voltage Differential Signal bus interface module synoptic diagram;
Fig. 5 is an ethernet communication interface module synoptic diagram;
Fig. 6 is a CAN bus interface module synoptic diagram;
Fig. 7 is a RS232 communication interface module synoptic diagram;
Fig. 8 is the 80 way switch amount IO interface synoptic diagram that link to each other with the programmable gate array FPGA module;
Fig. 9 is the 32 way switch amount IO interface synoptic diagram that link to each other with digital signal processing DSP module.
Embodiment
Below in conjunction with accompanying drawing the utility model is further specified as follows.
Like Fig. 1, a kind of flexible AC transmission equipment is used integrated circuit board, and said integrated circuit board comprises digital signal processing DSP module 1, is used for the control to flexible AC transmission equipment; Digital signal processing DSP module 2 is used for the control to protection and peripherals administration, and auxiliary said digital signal processing DSP module 1 is carried out data computation; With programmable gate array FPGA module (3), be used for the exchange of data between said digital signal processing DSP module 1 and the said digital signal processing DSP module 1, and all device logical addresses of said integrated circuit board are deciphered.
Said programmable gate array FPGA module 3 and said digital signal processing DSP module 1, digital signal processing DSP module 2 be two-way connections respectively.
As shown in Figure 2, said digital signal processing DSP module 1 peripherals comprises: respectively with said digital signal processing DSP module 1 two-way EtherCAT Low Voltage Differential Signal bus interface module that is connected and NOR-FLASH memory module.Address data bus is: 24 of address wires, 16 of data lines, 1 of reading signal lines, 1 on write signal line, 1 of chip select line.The address decoding of peripherals distributes by programmable gate array FPGA module 3 is responsible for distribution.
It is the chip of TMS320C6713 that said digital signal processing DSP module 1 adopts model, and it is C6000 series DSP chip wherein a kind of of American TI Company, and it is 32 high-speed floating point type digital signal processing DSP, and the clock highest frequency is 300MHz.The TMS320C6713 principal feature has:
(1) architecture adopts very long instruction word (VLIW) structure, and the single instrction word length is 32, in the instruction bag 8 instructions is arranged, and total word length reaches 256.The functional unit of execution command is distributed in compile time, through special instruction distribution module, can each instruction bag of 256 be assigned to 8 processing units simultaneously, and be moved simultaneously by 8 unit during program run.Its maximum processing capability can reach 2400MIPS.
(2) adopt level 2 buffering to handle, the program buffer L1P that 4KByte directly matees, 4KByte data matching buffering L1D, the extra coupling internal memory L2 of 256KByte.32 external memory interfaces, but seamless link SRAM, EPROM, Flash, SBSRAM and SDRAM.
(3) peripheral hardware that enriches comprises DMA, EDMA; Support need not CPU and participates in and can in the address space that allows, transmit data; Expansion bus has functions such as main frame mouth and I/O port operation, multichannel buffered serial port; It can communicate by letter two 32 general purpose timers etc. through configuration with multiple serial communication interface.
TMS320C6713 passes through Low Voltage Differential Signal bus and other chip swap data, such as the data after the analog data that receives collection, the reported information that receives topworks, the transmission processing and transmitting control commands or the like; Its major function is to handle the data that receive, and accomplishes the lot of data computing function, the control of finishing device and protection computing function in the time of delicate level.
It is the chip of AM29LV320D that the NOR-FLASH memory module adopts 32 megabits, model, directly links to each other with the address data bus of TMS320C6713, takies the CE0 space of TMS320C6713, is used for storing the working procedure of TMS320C6713.The TMS320C6713 procedure quantity is big, it is high to require fast read or write speed, real-time to require, and said AM29LV320D has advantages such as storage space is big, interface is simple, read or write speed is fast, easy to operate, just in time can satisfy above-mentioned requirements.
Like Fig. 3, said EtherCAT Low Voltage Differential Signal bus interface module comprises the Low Voltage Differential Signal interface.
The transmission speed of EtherCAT Low Voltage Differential Signal bus can reach 100M, and the performance of high real-time can satisfy the requirement of real-time control.The core of EtherCAT Low Voltage Differential Signal bus interface module is the ET1100 chip.ET1100 chip shown in Figure 3 left side is connected with the address data bus of TMS320C6713, and the right side links to each other with the European terminal of 96 pins through EtherCAT Low Voltage Differential Signal bus, and European terminal links to each other with other integrated circuit boards.Like this, TMS320C6713 just can pass through EtherCAT Low Voltage Differential Signal bus interface module and other integrated circuit board interaction datas.
EtherCAT Low Voltage Differential Signal bus interface module can only be in short distance interaction data, can only be in 10 meters scope reliable transmission; EtherCAT optical signal bus interface module can realize interaction data between the integrated circuit board of long distance, and transmission range can reach more than 1000 meters.
Said EtherCAT Low Voltage Differential Signal bus interface module is directly connected on the Low Voltage Differential Signal bus.
Said digital signal processing DSP module 2 peripherals comprise: respectively with the said digital signal processing DSP module 2 two-way NAND-FLASH memory modules that are connected, SRAM memory module, EEPROM memory module, EtherCAT optical signal bus interface module, CAN bus interface module, RS232 communication interface module, ethernet communication interface module and switching value input/output interface module.
It is the chip of TMS320F28335 that said digital signal processing DSP module 2 adopts model, and it is a TMS320C28X series floating number signal Processing DSP of American TI Company.Compare with fixed DSP in the past, the precision of this device is high, and cost is low, and power consumption is little, and performance is high, and the peripheral hardware integrated level is high, and data and procedure stores amount are big, and the A/D conversion is more accurately quick etc.TMS320F28335 has the high speed processing ability of 150MHz; Possess 32 floating point processing units, 6 DMA passages are supported ADC, McBSP and EMIF, and nearly 18 tunnel PWM output is arranged; Wherein have 6 the tunnel to be the distinctive high-precision PWM output of TI (HRPWM), 12 16 passage ADC.DSP compares with former generation, and average behavior improves 50%, and compatible with fixed point C28x controller software, thereby simplifies software development, shortens the construction cycle, reduces cost of development.Said TMS320F28335 is through the bus of optical signal interface and other chip swap data; And, after handling, send pwm pulse to switching device through data and control protection information after the DPRAM reception TMS320C6713 processing of programmable gate array FPGA module 3 simulations, send the control guarded command to control gear; Carry out communication through Ethernet interface part with monitoring interface, be responsible for realizing with the monitoring interface interaction data that parameter issues, definite value inquiry, the demonstration of electric current and voltage analog quantity, running status demonstration, switching manipulation, device switching or the like.
It is the chip of XC3S500E that programmable gate array FPGA module 3 adopts model.The address data bus of XC3S500E, EtherCAT optical signal bus interface module and SRAM memory module is: 18 of address wires, 16 of data lines, 1 of reading signal lines, 1 on write signal line, 1 of chip select line; W3150A+ ethernet module address data bus is: 15 of address wires, 8 of data lines, 1 of reading signal lines, 1 on write signal line, 1 of chip select line; NAND-FLASH memory module address data bus is: 0 of address wire, 16 of data lines, 1 of reading signal lines, 1 on write signal line, 1 of chip select line.Address decoding is responsible for distribution by XC3S500E.
Like Fig. 4, said EtherCAT optical signal bus interface module comprises optical signal interface.ET1100 chip left side is connected with the address data bus of TMS320F28335, and the right side has two ports to be connected on the optical signal interface AFBR-5803 through the PHY chip KS8721 of Ethernet respectively.EtherCAT optical signal bus interface module is connected with other integrated circuit board through optical fiber, and TMS320F28335 just can pass through EtherCAT optical signal bus interface module and other integrated circuit board interaction datas.Two interfaces can be realized the variation of connected mode, and an interface connects an integrated circuit board, and another interface connects another piece integrated circuit board or unsettled.
It is chip and the photoelectric commutator AFBR-5803 of KS8721 that the transceiver of said EtherCAT optical signal bus interface module adopts model.
It is the chip of ET1100 that the controller of said EtherCAT Low Voltage Differential Signal bus interface module and said EtherCAT optical signal bus interface module all adopts model.
It is the FLASH chip of K9F1208U0M that said NAND-FLASH memory module adopts model, is used to store recorder data.
64M byte high capacity chip K9F1208U0M is used for storing recorder data, and this chip address data line is multiplexing, does not therefore need the link address line, adopts the mode addressing of address latch.The NAND-FLASH memory module can be stored 100 record ripple files altogether.
Distribution all is responsible for by XC3S500E in the address that is connected the functional module on the address data bus.According to different application, through revising the program of XC3S500E, need not change the drawing of hardware, just can give all functional module deallocations, this very big dirigibility has strengthened the versatility of said control, protection and record ripple plate greatly.Another major function of XC3S500E is analog D PRAM, makes to have saved a slice DPRAM chip by TMS320C6713 and TMS320F28335 swap data flexibly.Read or write speed by the DPRAM of XC3S500E simulation has reached 20ns.
It is the static cache chip of CY71041V33 that said SRAM memory module adopts model, is used to store data.The static cache chip CY71041V33 of 256K word directly links to each other with the address data bus of TMS320F28335; Be used for storing the data in the computing; For example record that ripple is data cached, DMA is data cached or the like, read or write speed can reach 12ns, significantly reduces the time of peek.
It is the chip of AT24LC16 that said EEPROM memory module adopts model, is used to store the definite value parameter.
Like Fig. 5, said ethernet communication interface module adopts ethernet controller chip W3150A+, chip KS8721, transformer and Ethernet joint.The ethernet module left side is connected with the address data bus of TMS320F28335, and the right side is connected on the Ethernet joint through PHY chip KS8721, the transformer of Ethernet, and the Ethernet joint is connected with computer (ipc monitor interface) through netting twine.Ethernet module also can be connected on the Ethernet through switch, so just can realize and multiple computers communication simultaneously.If communication distance is longer, also can transfer electric signal to light signal, thereby through Optical Fiber Transmission, transmission range can reach more than 1000 meters through electrical to optical converter.
Like Fig. 6, it is that the photoelectrical coupler of HCPL-0600 is isolated realizing that said CAN bus interface module adopts model, and adopting model is that the CAN transceiver of PCA82C250 is to realize Data Receiving and transmission.
TMS320F28335 self contains the CAN controller.The CAN control unit interface of TMS320F28335 is connected to CAN interface control chip PCA82C250 after isolating through optocoupler HCPL-0600, and PCA82C250 is directly connected on the CAN Interface Terminal.The CAN Interface Terminal has positive and negative two pins, is connected with the positive and negative of CAN bus respectively.
Like Fig. 7, it is that the photoelectrical coupler of HCPL-0600 is isolated realizing that said RS232 debugging interface module adopts model, and adopting model is that the RS232 transceiver of MAX232 is to realize Data Receiving and transmission.TMS320F28335 self contains the RS232 controller.The RS232 control unit interface of TMS320F28335 is connected to RS232 interface control chip MAX232 after isolating through photoelectricity coupling chip HCPL-0600, and MAX232 is directly connected on the RS232 Interface Terminal.Interface Terminal is connected with computer through connection, thereby can realize on-line debugging.
Said switching value input/output interface module adopt model be the level transferring chip of SN74LVTH164245 as level shifter interface, controllable switch amount direction simultaneously.
Like Fig. 8,80 way switch amounts in the said switching value input/output interface module are connected with the IO interface of said programmable gate array FPGA module 3; Said digital signal processing DSP module 2 is controlled said 80 way switch amounts indirectly through the address data bus that is connected with said programmable gate array FPGA module 3.
80 way switch amount IO interfaces left side connects the IO mouth of XC3S500E, and the right side connects 5 level transferring chip SN74LVTH164245, and the 5V level signal after level transferring chip will be changed is delivered to the European terminal of 96 pins, links to each other with other integrated circuit board.Can control the direction of 5 level transferring chip switching levels through IO direction control knob, thereby configurable signal is input or output.TMS320F28335 can control each road of 80 way switch amount signals indirectly through the address data bus that is connected with XC3S500E.
Like Fig. 9,32 way switch amounts in the said switching value input/output interface module directly are connected with the GPIO of said digital signal processing DSP module 2, and said digital signal processing DSP module 2 is directly controlled said 32 way switch amounts.
32 way switch amount IO interfaces left side connects the GPIO mouth of TMS320F28335, and the right side connects 2 level transferring chip SN74LVTH164245, and the 5V level signal after level transferring chip will be changed is delivered to the European terminal of 96 pins, links to each other with other integrated circuit board.TMS320F28335 can directly control 32 way switch amount signals.Have 12 the tunnel to can be used as pwm pulse output in the 32 way switch amount signals, directly drive switching devices such as IGBT, GTO.
Said integrated circuit board can be used for various flexible AC transmission equipments control, protection, or record ripple, to the application requirements of different devices, can adopt one or several integrated circuit boards.For the scale less device that compares, control, protection and record ripple all functions can be integrated on the integrated circuit board; For the relatively big device of scale, control, protection and record ripple various functions can be separated, and integrated circuit board is used for that control, second integrated circuit board are used for protection, the three-lane road card is used to record ripple; Also can control and defencive function be integrated in an integrated circuit board, the record ripple is with another piece integrated circuit board.
Claims (20)
1. a flexible AC transmission equipment is used integrated circuit board, it is characterized in that: said integrated circuit board comprises
Digital signal processing DSP module (1) is used for the control to flexible AC transmission equipment;
Digital signal processing DSP module (2) is used for the control to protection and peripherals administration, and auxiliary said digital signal processing DSP module (1) is carried out data computation;
With programmable gate array FPGA module (3), be used for the exchange of data between said digital signal processing DSP module (1) and the said digital signal processing DSP module (1), and all device logical addresses of said integrated circuit board are deciphered.
2. a kind of flexible AC transmission equipment as claimed in claim 1 is used integrated circuit board, it is characterized in that: said programmable gate array FPGA module (3) and said digital signal processing DSP module (1), digital signal processing DSP module (2) the two-way connection of difference.
3. a kind of flexible AC transmission equipment as claimed in claim 2 is used integrated circuit board, it is characterized in that: said digital signal processing DSP module (1) peripherals comprises: respectively with two-way EtherCAT Low Voltage Differential Signal bus interface module that is connected of said digital signal processing DSP module (1) and NOR-FLASH memory module.
4. a kind of flexible AC transmission equipment as claimed in claim 3 is used integrated circuit board, it is characterized in that: it is the chip of TMS320C6713 that said digital signal processing DSP module (1) adopts model.
5. a kind of flexible AC transmission equipment as claimed in claim 3 is used integrated circuit board, it is characterized in that: said EtherCAT Low Voltage Differential Signal bus interface module comprises the Low Voltage Differential Signal interface.
6. a kind of flexible AC transmission equipment as claimed in claim 5 is used integrated circuit board, it is characterized in that: said EtherCAT Low Voltage Differential Signal bus interface module is directly connected on the Low Voltage Differential Signal bus.
7. a kind of flexible AC transmission equipment as claimed in claim 2 is used integrated circuit board, it is characterized in that: said digital signal processing DSP module (2) peripherals comprises: respectively with the two-way NAND-FLASH memory module that is connected of said digital signal processing DSP module (2), SRAM memory module, EEPROM memory module, EtherCAT optical signal bus interface module, CAN bus interface module, RS232 communication interface module, ethernet communication interface module and switching value input/output interface module.
8. a kind of flexible AC transmission equipment as claimed in claim 7 is used integrated circuit board, it is characterized in that: it is the chip of TMS320F28335 that said digital signal processing DSP module (2) adopts model.
9. a kind of flexible AC transmission equipment as claimed in claim 7 is used integrated circuit board, it is characterized in that: said EtherCAT optical signal bus interface module comprises optical signal interface.
10. a kind of flexible AC transmission equipment as claimed in claim 9 is used integrated circuit board, it is characterized in that: it is chip and the photoelectric commutator AFBR-5803 of KS8721 that the transceiver of said EtherCAT optical signal bus interface module adopts model.
11. use integrated circuit board like claim 3 or 7 described a kind of flexible AC transmission equipments, it is characterized in that: it is the chip of ET1100 that the controller of said EtherCAT Low Voltage Differential Signal bus interface module and said EtherCAT optical signal bus interface module all adopts model.
12. a kind of flexible AC transmission equipment as claimed in claim 7 is used integrated circuit board, it is characterized in that: it is the FLASH chip of K9F1208U0M that said NAND-FLASH memory module adopts model, is used to store recorder data.
13. a kind of flexible AC transmission equipment as claimed in claim 7 is used integrated circuit board, it is characterized in that: it is the static cache chip of CY71041V33 that said SRAM memory module adopts model, is used to store data.
14. a kind of flexible AC transmission equipment as claimed in claim 7 is used integrated circuit board, it is characterized in that: it is the chip of AT24LC16 that said EEPROM memory module adopts model, is used to store the definite value parameter.
15. a kind of flexible AC transmission equipment as claimed in claim 7 is used integrated circuit board, it is characterized in that: said ethernet communication interface module adopts ethernet controller chip W3150A+, chip KS8721, transformer and Ethernet joint.
16. a kind of flexible AC transmission equipment as claimed in claim 7 is used integrated circuit board; It is characterized in that: it is that the photoelectrical coupler of HCPL-0600 is isolated realizing that said CAN bus interface module adopts model, and adopting model is that the CAN transceiver of PCA82C250 is to realize Data Receiving and transmission.
17. a kind of flexible AC transmission equipment as claimed in claim 7 is used integrated circuit board; It is characterized in that: it is that the photoelectrical coupler of HCPL-0600 is isolated realizing that said RS232 debugging interface module adopts model, and adopting model is that the RS232 transceiver of MAX232 is to realize Data Receiving and transmission.
18. a kind of flexible AC transmission equipment as claimed in claim 7 is used integrated circuit board; It is characterized in that: said switching value input/output interface module adopt model be the level transferring chip of SN74LVTH164245 as level shifter interface, controllable switch amount direction simultaneously.
19. a kind of flexible AC transmission equipment as claimed in claim 18 is used integrated circuit board, it is characterized in that: 80 way switch amounts in the said switching value input/output interface module are connected with the IO interface of said programmable gate array FPGA module (3); Said digital signal processing DSP module (2) is controlled said 80 way switch amounts indirectly through the address data bus that is connected with said programmable gate array FPGA module (3); 32 way switch amounts in the said switching value input/output interface module directly are connected with the GPIO of said digital signal processing DSP module (2), and said digital signal processing DSP module (2) is directly controlled said 32 way switch amounts.
20. a kind of flexible AC transmission equipment as claimed in claim 1 is used integrated circuit board, it is characterized in that: it is the chip of XC3S500E that programmable gate array FPGA module (3) adopts model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204066423U CN202351635U (en) | 2011-10-24 | 2011-10-24 | Board card for flexible alternating-current power transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204066423U CN202351635U (en) | 2011-10-24 | 2011-10-24 | Board card for flexible alternating-current power transmission device |
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| CN202351635U true CN202351635U (en) | 2012-07-25 |
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| CN2011204066423U Expired - Lifetime CN202351635U (en) | 2011-10-24 | 2011-10-24 | Board card for flexible alternating-current power transmission device |
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| CN (1) | CN202351635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472750A (en) * | 2013-09-16 | 2013-12-25 | 国网河南省电力公司焦作供电公司 | Automatic control system of power transformer cooler |
-
2011
- 2011-10-24 CN CN2011204066423U patent/CN202351635U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472750A (en) * | 2013-09-16 | 2013-12-25 | 国网河南省电力公司焦作供电公司 | Automatic control system of power transformer cooler |
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Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 |
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Effective date of registration: 20140321 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: China Electric Power Research Institute Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Patentee before: China Electric Power Research Institute |
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