CN114002979A - Control system of lightweight accelerator - Google Patents
Control system of lightweight accelerator Download PDFInfo
- Publication number
- CN114002979A CN114002979A CN202111265945.2A CN202111265945A CN114002979A CN 114002979 A CN114002979 A CN 114002979A CN 202111265945 A CN202111265945 A CN 202111265945A CN 114002979 A CN114002979 A CN 114002979A
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- board
- accelerator
- analog
- expansion board
- core plate
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Particle Accelerators (AREA)
Abstract
The invention discloses a control system of a lightweight accelerator, which comprises a core board, a digital quantity I/O expansion board, an analog quantity I/O expansion board, an electric isolation board and a relay board, wherein the core board comprises a download debugging module; an analog/digital circuit power supply module; the Ethernet module is used for connecting the core board and external network equipment for communication; and carry on the buffer module of the interface power buffering to the core plate; wherein nuclear core plate is STM32 singlechip, nuclear core plate passes through analog/digital circuit power module and is connected with digital quantity IO expansion board, analog quantity IO expansion board respectively, division board and relay board are provided with a plurality ofly, the division board is connected with digital quantity IO expansion board, nuclear core plate respectively, the relay board is connected with analog quantity IO expansion board, nuclear core plate respectively. The invention can be freely combined according to the requirements of I/O ports of digital quantity and analog quantity, and the whole structure is controlled by a PLC (programmable logic controller) compared with the traditional accelerator, so that the accelerator has small volume.
Description
Technical Field
The invention relates to a control system of a lightweight accelerator, which is suitable for the technical field of accelerators.
Background
Most of the electronic linear accelerators for flaw detection are fixed, and a PLC (programmable logic controller) is used as a control system, so that the electronic linear accelerators for flaw detection have the advantages of stable and reliable work, convenient and simple programming and good expandability; the disadvantages are high price, large volume and fixed lead-out quantity of I/O ports.
Disclosure of Invention
The invention aims to provide a control system of a light-weight accelerator.
The technical solution for realizing the purpose of the invention is as follows: a control system of a lightweight accelerator includes a core board, a digital I/O expansion board, an analog I/O expansion board, an electrical isolation board, and a relay board, the core board including:
the download debugging module is used for downloading and debugging codes;
the analog/digital circuit power supply module is used for separately supplying power to the analog circuit and the digital circuit;
the Ethernet module is used for connecting the core board and external network equipment for communication; and
the buffer module is used for buffering interface power of the core board;
wherein nuclear core plate is STM32 singlechip, nuclear core plate passes through analog/digital circuit power module and is connected with digital quantity IO expansion board, analog quantity IO expansion board respectively, division board and relay board are provided with a plurality ofly, the division board is connected with digital quantity IO expansion board, nuclear core plate respectively, the relay board is connected with analog quantity IO expansion board, nuclear core plate respectively.
Further, the model of STM32 singlechip is STM32H 750.
Further, the digital I/O expansion board comprises an input signal and an output signal, wherein the input signal comprises signals of a control command, a fault point, an accelerator state, a dose rate and a repetition frequency; the output signals comprise signals of a relay control, a status lamp and a buzzer.
Further, the analog I/O expansion board comprises an input signal and an output signal, wherein the input signal comprises signals of an accelerator tube electron gun average current and a gun filament current, a magnetron average current and a tube filament current, a vacuum current, a position signal, an error signal, a charging voltage and a charging return value; the output signal comprises a signal given by the charging voltage.
Further, the relay board is combined by a plurality of relays.
Furthermore, the isolation plate is a voltage-frequency voltage type photoelectric isolation plate.
Compared with the prior art, the invention has the remarkable advantages that: the core board is combined with the digital quantity I/O expansion board, the analog quantity I/O expansion board, the pressure frequency-frequency pressure type photoelectric isolation board and the relay board to form a discrete structure, the discrete structure can be freely combined according to the requirements of the I/O ports of the actual digital quantity and the analog quantity, and compared with the PLC control adopted by the traditional accelerator, the whole structure ensures that the accelerator has small volume, can be widely applied to the nondestructive detection requirements of field ships, rails, pipelines and the like, is convenient to carry, ensures the isolation of signals on the high-voltage side and the low-voltage side, and has anti-interference capability so as to obtain accurate data.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments of the present invention or the prior art are briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a block diagram of the system of the present invention.
Detailed Description
In order to more clearly illustrate the present invention, specific examples are given below for further explanation.
With reference to fig. 1, a control system of a lightweight accelerator includes a core board, a digital I/O expansion board, an analog I/O expansion board, an isolation board, and a relay board, where the isolation board is a voltage-frequency-voltage type photoelectric isolation board, the core board includes a download debugging module, an analog/digital circuit power supply module, an ethernet module, a buffer module, and a status indicator light module, where the core board is an STM32 single chip microcomputer, the STM32 single chip microcomputer is an STM32H750, the STM32 single chip microcomputer has 168 general I/O ports, has an MAC link layer, and forms an ethernet communication module by using an LAN8720 chip (physical layer PHY); the real-time operating system supports UCOSII, meets the requirements of large engineering multitask of the system, has main frequency as high as 400MHz and meets the requirements on control and data transmission speed, a download debugging module on an STM32 singlechip downloads and debugs codes through an Ethernet module, an analog/digital circuit power supply module on an STM32 singlechip separately supplies power to an analog circuit and a digital circuit to ensure that the analog circuit and the digital circuit cannot interfere with each other, the Ethernet module on an STM32 singlechip uses LAN8720 as a PHY chip to realize 100M network speed and is used for connecting an upper computer for communication, a buffer module on the STM32 singlechip is arranged at the connecting interface of the analog/digital circuit power supply module and a digital I/O expansion board and an analog I/O expansion board to buffer interface power of a core board so as to enhance the I/O interface of the STM32 singlechip to buffer the digital I/O expansion board, And the analog I/O expands the driving capability of the board.
The STM32 single chip microcomputer is respectively connected with a digital quantity I/O expansion board and an analog quantity I/O expansion board through an analog/digital circuit power supply module, the digital quantity I/O expansion board and the analog quantity I/O expansion board are respectively connected with two digital quantity I/O expansion boards, the two analog quantity I/O expansion boards are connected and are connected with the STM32 single chip microcomputer in series, each digital quantity I/O expansion board and each analog quantity I/O expansion board respectively comprise 16 paths of digital quantity and analog quantity and can continue to expand outwards through the boards according to requirements, each digital quantity I/O expansion board comprises an input signal and an output signal, wherein the input signal comprises signals of a control instruction, a fault point, an accelerator state, a dosage rate and a repetition frequency; the output signals comprise signals of a relay control, a status lamp and a buzzer, the analog I/O expansion board comprises input signals and output signals, wherein the input signals comprise signals of an accelerating tube electron gun average current and a gun filament current, a magnetron average current and a tube filament current, a vacuum current, a position signal, an error signal, a charging voltage and a charging return value; the output signal comprises a signal given by the charging voltage. Digital quantity IO expansion board is connected with two pressure frequently-frequency pressure formula photoelectric isolation boards, and analog quantity IO expansion board is connected with two relay boards, and a relay board and a pressure frequently-frequency pressure formula photoelectric isolation board are connected to nuclear core plate, and wherein the relay board is by 8 relay combinations, and every relay corresponds an pilot lamp, and this pilot lamp is connected with status indicator lamp module, and each relay receives the corresponding control signal of STM32 singlechip digital quantity delivery outlet to the break-make of drive relevant device. The voltage-frequency-voltage type photoelectric isolation board isolates a signal high-voltage ground from a singlechip control ground in a mode of combining voltage-frequency-voltage conversion and photoelectric isolation, and protects a low-voltage side (STM32 singlechip).
Still include host computer supervisory equipment, host computer supervisory equipment carries out the communication through ethernet and STM32 singlechip. The upper computer is used as a server, and the STM32 single chip microcomputer is used as a client.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a control system of lightweight accelerator which characterized in that, includes nuclear core plate, digital quantity I/O expansion board, analog quantity I/O expansion board, electric isolation board and relay board, nuclear core plate includes:
the download debugging module is used for downloading and debugging codes;
the analog/digital circuit power supply module is used for separately supplying power to the analog circuit and the digital circuit;
the Ethernet module is used for connecting the core board and external network equipment for communication; and
the buffer module is used for buffering interface power of the core board;
wherein nuclear core plate is STM32 singlechip, nuclear core plate passes through analog/digital circuit power module and is connected with digital quantity IO expansion board, analog quantity IO expansion board respectively, division board and relay board are provided with a plurality ofly, the division board is connected with digital quantity IO expansion board, nuclear core plate respectively, the relay board is connected with analog quantity IO expansion board, nuclear core plate respectively.
2. The control system of a lightweight accelerator as claimed in claim 1, wherein the model of the STM32 singlechip is STM32H 750.
3. The control system of a light-weight accelerator according to claim 1, wherein the digital I/O expansion board comprises input signals and output signals, wherein the input signals comprise signals of control commands, fault points, accelerator states, dose rates, repetition frequencies; the output signals comprise signals of a relay control, a status lamp and a buzzer.
4. The control system of a light-weight accelerator of claim 3, wherein the analog I/O expansion board comprises input signals and output signals, wherein the input signals comprise signals of an accelerator tube electron gun average current and a gun filament current, a magnetron average current and a tube filament current, a vacuum current, a position signal, an error signal, a charge voltage, a charge back value; the output signal comprises a signal given by the charging voltage.
5. The control system of a lightweight accelerator as set forth in claim 1, wherein said relay board is combined by a plurality of relays.
6. The control system of a lightweight accelerator as set forth in claim 1, wherein said spacer is a voltage-frequency-voltage type photoelectric spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111265945.2A CN114002979A (en) | 2021-10-28 | 2021-10-28 | Control system of lightweight accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111265945.2A CN114002979A (en) | 2021-10-28 | 2021-10-28 | Control system of lightweight accelerator |
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| Publication Number | Publication Date |
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| CN114002979A true CN114002979A (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111265945.2A Pending CN114002979A (en) | 2021-10-28 | 2021-10-28 | Control system of lightweight accelerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116390326A (en) * | 2023-03-28 | 2023-07-04 | 北京机械工业自动化研究所有限公司 | Main control box of X-band light accelerator |
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| CN104298185A (en) * | 2014-02-19 | 2015-01-21 | 王超 | Computer universal USB circuit controller and realization method thereof |
| CN205121259U (en) * | 2015-10-29 | 2016-03-30 | 潍坊欧德利电气设备有限公司 | Signal collector based on STM32 singlechip |
| CN205121258U (en) * | 2015-10-29 | 2016-03-30 | 潍坊欧德利电气设备有限公司 | Controller extension module based on STM32 singlechip |
| CN205720711U (en) * | 2016-03-25 | 2016-11-23 | 东莞市华盾电子科技有限公司 | A kind of signal digital processing system for metal detector |
-
2021
- 2021-10-28 CN CN202111265945.2A patent/CN114002979A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104298185A (en) * | 2014-02-19 | 2015-01-21 | 王超 | Computer universal USB circuit controller and realization method thereof |
| CN205121259U (en) * | 2015-10-29 | 2016-03-30 | 潍坊欧德利电气设备有限公司 | Signal collector based on STM32 singlechip |
| CN205121258U (en) * | 2015-10-29 | 2016-03-30 | 潍坊欧德利电气设备有限公司 | Controller extension module based on STM32 singlechip |
| CN205720711U (en) * | 2016-03-25 | 2016-11-23 | 东莞市华盾电子科技有限公司 | A kind of signal digital processing system for metal detector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116390326A (en) * | 2023-03-28 | 2023-07-04 | 北京机械工业自动化研究所有限公司 | Main control box of X-band light accelerator |
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