CN102043383A - Parameter adjustment method and parameter setting unit of thyristor adjuster in serial synchronous communication - Google Patents
Parameter adjustment method and parameter setting unit of thyristor adjuster in serial synchronous communication Download PDFInfo
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- CN102043383A CN102043383A CN2009102352413A CN200910235241A CN102043383A CN 102043383 A CN102043383 A CN 102043383A CN 2009102352413 A CN2009102352413 A CN 2009102352413A CN 200910235241 A CN200910235241 A CN 200910235241A CN 102043383 A CN102043383 A CN 102043383A
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Abstract
The invention relates to a parameter adjustment method and a parameter setting unit of a thyristor adjuster in serial synchronous communication. The method comprises the following steps of: initialization; display and operation; parameter setting judgment: during parameter password identification, if a parameter password is consistent with a password, allowing to input parameters; if no parameter setting is carried out, judging whether manual input is required or not; if required, directly inputting and sending data by using panel keys, and then displaying the returned contents; and if not required, selectively displaying other parameters. A display working mode is switched to circulated display comprising voltages, currents, frequencies, power, impedance and control signals of a mainboard. Display boards are arranged in double rows. A control circuit board and the display boards are both provided with microprocessing chips; and the control circuit board and the display boards are connected by serial high-speed data interfaces.
Description
Technical field
The present invention relates to a kind of thyristor method of adjustment and parameter setting unit based on the serial synchronous communication, it will use in the electrical heating industry, a kind of parameter setting unit that is installed on the high-power thyristor adjuster panel of saying so more specifically.
Background technology
At present, the high-power thyristor adjuster has been widely used in the electrical heating industry, generally by main trigger board and thereafter a grade thyristor major loop that is connected form; Adjustment for operating parameter is to use the simulation potentiometer to carry out necessary adjustment, also need multimeter to do aid adjustment during adjusting, very inconvenient, such system is along with long-term operation, very easily appearance potential device contact oxidation finally makes system move, and the demonstration of parameter also only relies on plug-in analog meter to read simple parameters.Be starved of a kind of parameter like this and show and setting apparatus, finish above-mentioned all functions, for example show operating voltage, electric current, power, impedance, operational mode etc.; Whether set important parameters, for example need to report to the police, which parameter is allowed to report to the police, whether need voltage, electric current restriction, how limits value is set etc.
In addition because system operates under the occasion of high pressure, big electric current, thyristor triggers moment and can produce high current changing rate again and make electromagnetic interference (EMI) very obvious, antijamming capability also is a big difficult point of this problem, for a setting apparatus, classical processing mode is the parameter setting that the data bus expansion I/O mouth of employing CPU is finished demonstration and keyboard, and such system is a parallel communication because of what adopt, data line, control line, be difficult to do anti-interference process, very easily disturbed, and the line complexity, influence the reliability of system.
Summary of the invention
The objective of the invention is to, by a kind of thyristor adjuster method of adjustment and parameter setting unit based on the serial synchronous communication is provided, to solve the demonstration that exists at present and the problem of parameter adjustment, make its parameter adjustment convenient, accurately, parameter shows and comes into plain view.
The present invention adopts following technological means to realize:
A kind of thyristor adjuster method of adjustment based on the serial synchronous communication may further comprise the steps: initialization step; Read Host Status after the startup self-detection and show mode of operation, enter main interface display mode of operation switching state step; Operation steps; If do not need manual operation, then directly enter the acquiescence show state; The user imports as needs, then enters parameter state is set; Judge that parameter is provided with step; Then enter password identification, input parameter after password identification as being provided with; If do not carry out the parameter setting, then judge whether manually to import; Then directly import the line data of going forward side by side as needs and send, show the foldback content by panel button; As not needing then to select to show other parameter.
Aforesaid demonstration mode of operation switches to circulation and shows, comprises voltage, electric current, frequency, power, impedance, the control signal size of mainboard.
A kind of parameter setting unit of the thyristor adjuster based on the serial synchronous communication, include the control circuit board that one chip microcomputer is installed on special shell and its, this control circuit board is connected with display board: described control circuit board and display board are equipped with little process chip; Connect for the serial high speed interface between control circuit board and the display board.
The terminal of aforesaid control circuit board and display board has been settled the electric current loop build-out resistor network that improves antijamming capability.
That aforesaid little process chip adopts is the ATMEGA16 of American ATMEL.
Aforesaid a kind of thyristor adjuster parameter setting unit based on the serial synchronous communication, it is characterized in that: described display board is double setting.
Be provided with several buttons that parameter setting and show state switch on the aforesaid display panel.
Aforesaid interface connects by 10 core IDC10 connectors.
The present invention compared with prior art has following remarkable advantages and beneficial effect:
The parameter setting unit of a kind of thyristor adjuster based on the serial synchronous communication of the present invention, adopting the technical grade CPU of American ATMEL is that ATMEGA16 is as primary processor, having the ATMEGA128 that serial synchronous communication interface is placed on the main trigger board equally is microprocessor, flat cable 30 by one 10 core connects, can finish setting, the demonstration of all parameters, effectively solve the problems referred to above.The connection of this communication modes is simple and reliable, the speed height, and baud rate reaches 62.5Kbps-4Mbps.Antijamming capability strengthens greatly, and through on-site verification, transmission range can reach 10m.The high-performance that depends on its mouthful line in addition drives, and does not expand any interface chip and directly reliable the driving in the driving of LED segment encode.
Four buttons that are provided with can be effectively provide input for the show state switching of user's parameter setting, four buttons function from left to right is followed successively by: set (or affirmation), shift left, reduce, increase, combination by them can reach the purpose that parameter is imported, switch fault inquiry etc. as display mode at normal operation period.
Description of drawings
Fig. 1 is a practical application schematic illustration of invention;
Fig. 2 is the front view (FV) of display board of the present invention;
Fig. 3, the 4th, electrical schematic diagram of the present invention;
Fig. 5 is the process flow diagram of thyristor method of adjustment of the present invention.
Embodiment
Below in conjunction with Figure of description, the specific embodiment of the present invention is described:
See also shown in Fig. 1-1, Fig. 1-2, wherein, Fig. 1-2 is the front view (FV) of display board.
The present invention is based on the thyristor adjuster parameter display setting unit 100 of serial synchronous communication; 13 is microprocessor, it adopts the technical grade ATMEGA16 of American ATMEL as primary processor, have the microprocessor 21 that serial synchronous communication interface is placed on the main trigger board 200 equally and be ATMEGA128, flat cable 30 by one 10 core connects, can finish setting, the demonstration of all parameters, effectively solve the problems referred to above.The connection of this communication modes is simple and reliable, the speed height, and baud rate reaches 62.5Kbps-4Mbps, and for reliable effectively transmission, this example has adopted minimum speed 62.5Kbps, and native system is enough.
The terminal of control circuit board 200 and display board 100 has been settled the electric current loop build-out resistor network 16 that improves antijamming capability, effectively extend transmission distance, principle: combine microprocessor 13 and 21 mouthfuls of characteristics that the line driving force is stronger, no matter data transmission is to send or receive, what transmit is high level or low level, and guaranteeing all has a fixing current loop in transmission line, antijamming capability is strengthened greatly, through on-site verification, transmission range can reach 10m.
Because that adopt is the processor A TMEGA of American ATMEL, the characteristics of utilizing its FLASH storer repeatedly to programme repeatedly make the renewal upgrading of program very convenient, can automatically reset when built-in watchdog module makes system program exception occur, guarantee the reliability service of system.The high-performance that depends on its mouthful line in addition drives, and does not expand any interface chip and directly reliable the driving in the driving of LED segment encode.
Display board is double setting, utilizes two 4 high brightness charactron 11 and 12, forms double display, in actual parameter is provided with, on arrange the display parameter title, following row can show the concrete parameter value of its correspondence; When normal operation, will show current operational parameter value in real time, for example, last row shows the output voltage of thyristor adjuster, the following number percent that is provided with of arranging explicit user.
Be provided with four buttons 15 that parameter setting and show state switch on the display panel, four buttons that are provided with can be effectively provide input for the show state switching of user's parameter setting, four buttons function from left to right is followed successively by: set (or affirmation), shift left, reduce, increase, combination by them can reach the purpose that parameter is imported, switch fault inquiry etc. as display mode at normal operation period.
Referring to Fig. 1, shown in Figure 2, control circuit 100 of the present invention consists of: wherein two rows charactron 11,12 is used to show parameter current value and setup parameter value; 4 luminotrons 14 have shown main running statuses such as the operation, warning of main frame; Be provided with 4 buttons 15 on the panel, be used for switchings such as customer parameter setting and show state; 10,20 be respectively the connector IDC10 that setting apparatus and mainboard are used; 13 is the microprocessor ATMEGA of setting apparatus; 21 is the microprocessor ATMEGA128 of mainboard.
Referring to Fig. 3,4 electrical schematic diagrams, introduce its principle of work: from the interface circuit 10 of silicon-controlled voltage regulation mainboard, the power supply and the various signal that have comprised whole needs, the main signal MISO that wherein comprises the SPI interface, MOSI, SCK finishes the high-speed data exchange that device and mainboard are set by three signal wires; In order to improve antijamming capability, set up among Fig. 2-1: 16 impedance matching networks, during for Data Receiving, high-frequency signal MISO and resistance R 15, R16 from mainboard constitute current loop, when MIOS is that high level or low level all can be kept certain loop current, the level that is input to the CPU13 pin distorts no signal, the SCK signal is as high frequency clock signal when sending in addition, resistance R 13, R14 provide the Low ESR output characteristics, constitute loop equally with the build-out resistor of mainboard, so effectively the long Distance Transmission problem of resolution system; The double light- emitting diode display 11,12 of expansion is to adopt the ULN2003 integrated drive by bit driver with being connected of microprocessor 13, comprises 8 positions and drives the circulation timing scan, and segment encode drives 8 IO mouth output segment encodes that adopt ATMEGA16; LED14 be four LED as state and alarm indication, keyboard 15 provides 4 buttons for user input.
See also shown in Figure 5, process flow diagram for a kind of thyristor adjuster method of adjustment based on the serial synchronous communication, can device be set to this parameter more detailed function introduction is arranged: this method may further comprise the steps: read Host Status after the startup self-detection and show mode of operation (pressure regulation/Power Regulation), show frequency of operation (50/60Hz), and maximum operating currenbt, the voltage of affirmation main frame, enter main interface display state then.When the user has operation requests, the judgement task, belong to parameter the then process of call parameters setting is set, and parameter is set among the EEPROM of main frame the most at last, if be manually input, call its manual transmission procedure, the direct working signal size of control main board, result be by the panel button direct control size of working signal; If display mode switches, then circulation shows under several display modes, for example voltage of mainboard, electric current, frequency, power, impedance, control signal size etc., and simple letter prompting is arranged, the user is come into plain view.This CPU opens sequential scheduling and the real-time communication that system is finished in two breaks in service in addition, regularly break in service of 1ms: finish LED and dodge apparent counting, and bit scan, keyboard identification is handled; The SPI break in service: can trigger an interrupt event when data send/receive, comprise command synchronization, command analysis, buffer zone refreshes, verification etc.
It should be noted that at last: above embodiment only in order to the explanation the present invention and and unrestricted technical scheme described in the invention; Therefore, although this instructions has been described in detail the present invention with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the present invention; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of invention, and it all should be encompassed in the middle of the claim scope of the present invention.
Claims (8)
1. the thyristor adjuster method of adjustment of a serial synchronous communication is characterized in that: may further comprise the steps:
1.1. initialization step: read Host Status after the startup self-detection and show mode of operation, enter main interface display mode of operation switching state;
1.2, demonstration and operation steps: as when not needing manual operation, then directly enter the acquiescence show state; The user imports when needs, then enters parameter state is set;
1.3, judge that parameter is provided with step: as enter the parameter password identification, the consistent input parameter that then allows with password; If do not carry out the parameter setting, then judge whether manually to import;
Then directly import the line data of going forward side by side as needs and send, show the foldback content by panel button;
As not needing then to select to show other parameter.
2. the thyristor adjuster method of adjustment of serial synchronous communication according to claim 1 is characterized in that: wherein said demonstration mode of operation switches to circulation and shows, comprises voltage, electric current, frequency, power, impedance, the control signal size of mainboard.
3. the setup unit of the thyristor adjuster of a serial synchronous communication, include the control circuit board that one chip microcomputer is installed on special shell and its, this control circuit board is connected with display board: it is characterized in that: described control circuit board and display board are equipped with little process chip; Connect for the serial high speed interface between control circuit board and the display board.
4. the thyristor adjuster setup unit of serial synchronous communication according to claim 3 is characterized in that: the terminal of described control circuit board and display board has been settled the electric current loop build-out resistor network that improves antijamming capability.
5. the thyristor adjuster setup unit of serial synchronous communication according to claim 3 is characterized in that: that described little process chip adopts is the ATMEGA16 of American ATMEL.
6. the thyristor adjuster setup unit of serial synchronous communication according to claim 3 is characterized in that: described display board is double setting.
7. the thyristor adjuster setup unit of serial synchronous communication according to claim 3 is characterized in that: be provided with several buttons that parameter setting and show state switch on the described display panel.
8. the thyristor adjuster setup unit of serial synchronous communication according to claim 3 is characterized in that: described interface connects by 10 core IDC10 connectors.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009102352413A CN102043383A (en) | 2009-10-19 | 2009-10-19 | Parameter adjustment method and parameter setting unit of thyristor adjuster in serial synchronous communication |
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| CN2009102352413A CN102043383A (en) | 2009-10-19 | 2009-10-19 | Parameter adjustment method and parameter setting unit of thyristor adjuster in serial synchronous communication |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103713250A (en) * | 2013-12-27 | 2014-04-09 | 国家电网公司 | Operation mode self-adaptive setting method for thyristor valve operation test |
| CN108563191A (en) * | 2018-03-30 | 2018-09-21 | 南京绥德自动焊接装备有限公司 | Programmable device and its working method for medium frequency inverter electric resistance welding system |
| CN110970889A (en) * | 2018-10-01 | 2020-04-07 | 通用电气航空系统有限公司 | Modular power block and method of operating a power distribution system |
-
2009
- 2009-10-19 CN CN2009102352413A patent/CN102043383A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103713250A (en) * | 2013-12-27 | 2014-04-09 | 国家电网公司 | Operation mode self-adaptive setting method for thyristor valve operation test |
| CN103713250B (en) * | 2013-12-27 | 2016-04-20 | 国家电网公司 | A kind of working mode adaptive method to set up of thyristor valve performance test |
| CN108563191A (en) * | 2018-03-30 | 2018-09-21 | 南京绥德自动焊接装备有限公司 | Programmable device and its working method for medium frequency inverter electric resistance welding system |
| CN110970889A (en) * | 2018-10-01 | 2020-04-07 | 通用电气航空系统有限公司 | Modular power block and method of operating a power distribution system |
| US11754604B2 (en) | 2018-10-01 | 2023-09-12 | Ge Aviation Systems Limited | Modular power tile and method of operating a power distribution system |
| CN110970889B (en) * | 2018-10-01 | 2023-11-03 | 通用电气航空系统有限公司 | Modular power block and method of operating a power distribution system |
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Application publication date: 20110504 |