CN203894348U - Debugging device of current transformer - Google Patents
Debugging device of current transformer Download PDFInfo
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- CN203894348U CN203894348U CN201420271691.4U CN201420271691U CN203894348U CN 203894348 U CN203894348 U CN 203894348U CN 201420271691 U CN201420271691 U CN 201420271691U CN 203894348 U CN203894348 U CN 203894348U
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- current transformer
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- monitoring module
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Abstract
The utility model discloses a debugging device of a current transformer. The device comprises a monitoring module, and the monitoring module is used to receive test data of an object current transformer, perform analysis processing and send a control instruction to the object current transformer; and the device further comprises a debugging control module, and the debugging control module is used to receive equipment operation data acquired by an underlying controller of the object current transformer to send the equipment operation data as the test data to the monitoring module, send the control instruction sending by the monitoring module to the underlying controller, and directly acquire analog quantity data of the object current transformer to send the analog quantity data as the test data to the monitoring module. The debugging device has the advantages of simple and compact structure, low cost, fully debugging functions, high debugging efficiency and high flexibility, and is convenient to carry to perform debugging.
Description
Technical field
The utility model relates to power electronic equipment technical field of measurement and test, relates in particular to a kind of debugging apparatus of current transformer.
Background technology
Increasingly mature along with device for high-power power electronic application technology, the function of device is also day by day perfect, and under different operating modes, equipment occurs that unstable or fault is often also difficult to avoid.For the adaptive faculty, the Improving Equipment performance that strengthen equipment promote detection efficiency simultaneously, develop corresponding testing software and method of testing and seem particularly important.The monitoring function of high-voltage and high-power power electronic apparatus is current also comparatively perfect; in equipment, be generally all equipped with special monitoring software; bottom control software also has the functions such as failure wave-recording; but above-mentioned monitoring software and bottom control software are also not enough to meet the testing requirement in practical application conventionally, also need to adopt special testing apparatus to test.
There is at present the Commissioning Analysis method that is much directed to converter device, for example traditional oscilloscope measurement method, in real time measure and carry out Commissioning Analysis by data are carried out, it is high that it detects degree of accuracy, but be not easy to catch unsettled disturbance and equipment, to carry inconvenience, price also somewhat expensive; And the related software adjustment method customizing for equipment manufacturer, mostly adopt MODBUS communication, by reading the debugging of slave computer data analysis, these class methods check more convenient for general issues, but MODBUS communication speed is lower, lower computer system is had to larger dependence.
Utility model content
The technical problems to be solved in the utility model is just: the technical matters existing for prior art, the utility model provide a kind of simple and compact for structure, with low cost, debugging and easy to carry, debugging efficiency is high and the current transformer debugging apparatus of applied range.
For solving the problems of the technologies described above, the technical scheme the utility model proposes is:
A kind of debugging apparatus of current transformer, comprise for the test data of receiving target current transformer and carry out analyzing and processing the sending controling instruction monitoring module to target current transformer, also comprise debugging control module, the equipment operating data that is used for the bottom controller collection of receiving target current transformer is sent to described monitoring module as test data, and the steering order that described monitoring module is sent is sent to described bottom controller, and the analog data that directly gathers target current transformer is sent to described monitoring module as test data.
As further improvement of the utility model: described debugging control module is connected by USB controller with described monitoring module, described USB controller transmits the data between described debugging control module and described monitoring module, and described USB controller is connected by USB interface with described monitoring module.
As further improvement of the utility model: described USB controller adopts data bus be directly connected and carry out data interaction with dma mode with described debugging control module.
As further improvement of the utility model: described USB controller comprises the USB interface chip that is equipped with single-chip microcomputer, read in test data, write steering order to debugging control module by enabling USB controller described in the reading and writing port controlling of single-chip microcomputer.
As further improvement of the utility model: also comprise the A/D acquisition module being connected with described debugging control module, described A/D acquisition module gathers the analog data of target current transformer, offers described debugging control module and reads.
As further improvement of the utility model: described A/D acquisition module comprises signal isolation and amplifying circuit and AD sampling A/D chip, the analog signals of target current transformer real time execution, after described signal isolation is converted to corresponding voltage, current signal with amplifying circuit, is sampled and is exported by described AD sampling A/D chip.
As further improvement of the utility model: described debugging control module adopts FPGA or CPLD.
Compared with prior art, the utility model has the advantage of:
1) the utility model can be read running status, the fault state data of current transformer downwards or current transformer is controlled by debugging control module, upwards can be connected to easily host computer, utilize host computer to carry out analyzing and processing to test data, realize the debugging of running status to current transformer, failure message, real time data etc., with low cost, debugging is convenient and be convenient to flexibly preservation and the processing to test data simultaneously.
2) the utility model can be controlled the equipment operating data that reads current transformer as test data by debugging control module, can also control the analog data such as voltage, electric current of direct fetch equipment as test data, only need to carry plug-in unit and just can obtain the analog quantity information needing, and do not need to depend on slave computer, can meet multiple testing requirement, be easy to carry debug, range of application is more extensive.
3) the utility model adopts USB controller to realize the data interaction between debugging control module and host computer, and data rate is fast, easy to use, support hot plug, connect flexibly and independently-powered, makes debugging efficiency high and be easy to carry and debug.
Brief description of the drawings
Fig. 1 is the debugging apparatus structural representation of a kind of current transformer of the present embodiment.
Fig. 2 is the debugging apparatus principle of work schematic diagram of a kind of current transformer in the present embodiment.
Fig. 3 be in the present embodiment analog data collection realize principle schematic.
Fig. 4 is debugging apparatus workflow schematic diagram in concrete Application Example of a kind of current transformer of the utility model.
Marginal data
1, bottom controller; 2, monitoring module; 3, debugging control module; 4, USB controller; 5, A/D acquisition module.
Embodiment
Below in conjunction with Figure of description and concrete preferred embodiment, the utility model is further described, but does not therefore limit protection domain of the present utility model.
As shown in Figure 1, 2, a kind of current transformer debugging apparatus of the present embodiment, comprise the monitoring module 2 to target current transformer for the test data of receiving target current transformer sending controling instruction, also comprise debugging control module 3, the equipment operating data that debugging control module 3 gathers for the bottom controller 1 of receiving target current transformer is sent to described monitoring module 2 as test data, and the steering order that monitoring module 2 is sent is sent to bottom controller 1, and the analog data that directly gathers target current transformer is sent to monitoring module 2 as test data.
In the present embodiment, also comprise USB controller 4 and A/D acquisition module 5, one end of debugging control module 3 connects monitoring module 2 by USB controller 4, and the other end connects A/D acquisition module 5.A/D acquisition module 5 gathers the simulating signal of target current transformer, and the analog data collecting offers debugging control module 3 and reads.Realize the data interaction between debugging control module 3 and monitoring module 2 by USB controller 4, transmitting test data and steering order, wherein USB controller 4 is connected by USB interface with monitoring module 2 and carries out data interaction by USB2.0 communications protocol, and USB controller 4 carries out immediate data access with debugging control module 3 by the mode of DMA.During by USB interface communication, data reading speed is fast, support hot plug and easy to use.
In the time that target current transformer is tested, the equipment operating data that debugging control module 3 is controlled the bottom controller 1 that reads target current transformer is as test data, or debugging control module 3 controls and directly read analog data that A/D acquisition module 5 gathers as test data, debugging control module 3 is sent to monitoring module 2 by USB controller 4 by the test data reading; In the time that target current transformer is regulated, monitoring module 2 to debugging control module 3, is sent to target current transformer by debugging control module 3 by steering order by USB controller 4 sending controling instructions, controls target current transformer and carries out corresponding adjusting.
In the present embodiment, by target current transformer for controlling with the bottom controller 1(of condition monitoring as shown in figure dotted line frame) gather the equipment operating data such as running status, service data, fault alarm and failure wave-recording of target current transformer, offering debugging control module 3 reads, bottom controller 1 is high-voltage high-power converter control system, simultaneously in the time of the adjusting to target current transformer, the steering order that debugging control module 3 receives is sent to bottom controller 1, controls target current transformer regulate accordingly by bottom controller 1.In the present embodiment, bottom controller 1 is realized by DSP and FPGA.
In the present embodiment, debugging control module 3 adopts FPGA to realize, and carries out data interaction with bottom controller 1 by UART communication, comprises the data interaction of test data and steering order.Debugging control module 3 adopts FPGA to control the equipment operating data that reads analog data or bottom controller 1, carry out data interaction in conjunction with USB interface and monitoring module 2, both can connect easily bottom controller 1 downwards controls with fetch equipment service data or to bottom controller 1, or connect A/D acquisition module 5 directly to read analog data, can also be connected to easily monitoring module 2 simultaneously, utilize monitoring module 2 to carry out analyzing and processing to data, realize the running status to current transformer equipment, failure message, the monitoring of real time data etc. and adjusting, debugging is convenient and flexible, be easy to test data to preserve and process.
The present embodiment adopts FPGA to realize debugging control module 3, certainly also can adopt in other embodiments the realizations such as CPLD.
The present embodiment debugging control module 3 can be carried out data interaction by UART communication and bottom controller 1, directly read the running status of bottom controller 1, service data, the data such as fault alarm and failure wave-recording, running status and the malfunction etc. of monitoring current transformer, can also pass through the voltage of A/D acquisition module 5 fetch equipments, the analog datas such as electric current, by USB controller 4, data are passed to monitoring module 2, and do not need to rely on bottom controller 1, the analog quantity information that can independent measurement need to detect carries out data analysis, with the real-time voltage current waveform of monitoring current transformer, can meet multiple debugging demand.
In the present embodiment, A/D acquisition module 5 specifically comprises signal isolation and amplifying circuit and AD sampling A/D chip, can gather the multiple analog signal that comprises simulating signal 1 ~ simulating signal N, be converted to and offer debugging control module 3 after corresponding analog data and read.Analog data collection realize principle as shown in Figure 3, the analog signals of synchronous acquisition is isolated with amplifying circuit and is converted to after corresponding voltage, current signal by signal, sampled by AD sampling A/D chip, debugging control module 3 dumps in the RAM being connected with USB controller 4 after adopting FPGA to control the data that read sampling, read and process for monitoring module 2, and specifically send to monitoring module 2 by USB controller 4 by USB interface.Directly read the analog quantity of current transformer equipment in conjunction with the mode of USB, FPGA and AD sampling, only need to carry that plug-in unit just can obtain the analog quantity needing and the slave computer that do not rely on target current transformer, cost is low and be easy to carry and debug.
In the present embodiment, USB controller 4 is controlled the data interaction between debugging control module 3 and monitoring module 2, carries out data interaction, by the read-write of control signal control data between debugging control module 3 and USB controller 4 by dma mode.USB controller 4 forms by carrying USB interface chip and the mu balanced circuit of single-chip microcomputer, by enabling the port that reads or writes of single-chip microcomputer, controls USB interface chip and reads in data that debugging control module 3 reads, writes steering order to debugging control module 3.When target current transformer is tested, debugging control module 3 is controlled and is carried out reading of test data, from the UART fetch equipment service data of bottom controller 1 as test data, or read analog data that A/D acquisition module 5 gathers as test data, and the data that read are stored in RAM, when RAM is not empty, the single-chip microcomputer of USB controller 4 is write to flag (WR) and put 1, data are write to USB controller 4 internal RAM simultaneously, read for monitoring module 2; When RAM is full, stop that it writes data to internal RAM.When target current transformer is regulated, debugging control module 3 is controlled and is write steering order, what USB controller 4 enabled single-chip microcomputer reads flag (RD), read the steering order that monitoring module 2 sends, write data by USB controller 4 to debugging control module 3, by debugging control module 3, the data that write are sent to bottom controller 1 by UART communication modes simultaneously.
In the present embodiment, monitoring module 2 comprises data display unit, fault analysis unit, data storage cell and parameter set unit, as shown in Figure 2, monitoring module 2 reads the data that analog data or bottom controller 1 gather from debugging control module 3 by USB controller 4, receive by fault analysis unit the data that debugging control module 3 reads, carry out obtaining test result after discriminatory analysis, output test result by data display unit, the information that data storage cell is preserved needs records storage.Parameter set unit comprises that USB interface parameter arranges subelement and current transformer regulates parameter that subelement is set, USB interface parameter arranges the parameter setting of subelement reception data reading speed, pattern and direction, speed, pattern and direction that the data of control USB controller 4 read, current transformer regulates parameter that the setting of subelement reception current transformer adjusting parameter is set, and send corresponding steering order by writing data, control target current transformer and regulate accordingly.Monitoring module 2 just can start to debug after being connected with debugging control module 3 and related hardware by USB interface, can observe easily service data and the waveform of current transformer equipment by monitoring module 2, and realize the several functions such as analysis, demonstration, record, playback of test data, debug function comprehensively, carry and debug conveniently, with low cost and practical.
The step of utilizing said apparatus to carry out current transformer debugging in the present embodiment is:
1) USB controller 4 be connected by USB interface with monitoring module 2 and open USB controller 4, in the time that monitoring module 2 is tested target current transformer, proceeding to execution step 2); In the time that monitoring module 2 regulates target current transformer, proceed to execution step 3);
2) control and read equipment operating data that the bottom controller 1 of target current transformer gathers as test data or directly read analog data that A/D acquisition module 5 gathers as test data by debugging control module 3, and be sent to monitoring module 2 by USB controller 4, by monitoring module 2, test data is analyzed, processed and outputs test result;
3) monitoring module 2, by USB controller 4 sending controling instructions to debugging control module 3, is sent to target current transformer by debugging control module 3 by steering order, controls and carries out corresponding adjusting.
As shown in Figure 4, the debugging apparatus of a kind of current transformer of the utility model is workflow in concrete Application Example, and wherein monitoring module 2 adopts the monitoring software of host computer, and debugging control module 3 adopts FPGA controller.First start monitoring software, connect USB controller 4 and open DMA read-write capability, send the data type that reading command control FPGAA controller reads.When FPGA controller read data, if desired read A/D data, FPGA controller directly reads A/D data, reads the equipment operating data that the bottom controller 1 of target current transformer gathers if do not need; When FPGA controller is write data, by writing data to bottom controller 1 sending controling instruction.It is mutual that monitoring software carries out real time data by USB controller 4 and FPGA controller, logarithm demonstration factually time, malfunction monitoring, data storage, Drawing of Curve, and can carry out relevant parameter setting, issue an order to control to bottom controller 1 and carry out corresponding regulating and controlling.
The present embodiment is realized data interaction by USB interface, in other embodiments, can also realize by the mode of network interface or serial ports etc.; The present embodiment target commissioning device is current transformer, in other embodiments can also be for other be based on DSP/FPGA and can support the electron electric power equipment of modbus Uart communication, and its principle, with above-mentioned consistent, no longer repeats.
Above-mentioned is preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction.Although the utility model discloses as above with preferred embodiment, but not in order to limit the utility model.Any those of ordinary skill in the art, in the situation that not departing from technical solutions of the utility model scope, all can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solutions of the utility model, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solutions of the utility model,, all should drop in the scope of technical solutions of the utility model protection any simple modification made for any of the above embodiments, equivalent variations and modification according to the utility model technical spirit.
Claims (7)
1. the debugging apparatus of a current transformer, comprise for the test data of receiving target current transformer and carry out analyzing and processing the sending controling instruction monitoring module (2) to target current transformer, it is characterized in that: also comprise debugging control module (3), the equipment operating data gathering for the bottom controller (1) of receiving target current transformer is sent to described monitoring module (2) as test data, and the steering order that described monitoring module (2) is sent is sent to described bottom controller (1), and the analog data that directly gathers target current transformer is sent to described monitoring module (2) as test data.
2. the debugging apparatus of current transformer according to claim 1, it is characterized in that: described debugging control module (3) is connected by USB controller (4) with described monitoring module (2), described USB controller (4) transmits the data between described debugging control module (3) and described monitoring module (2), and described USB controller (4) is connected by USB interface with described monitoring module (2).
3. the debugging apparatus of current transformer according to claim 2, is characterized in that: described USB controller (4) adopts data bus be directly connected and carry out data interaction with dma mode with described debugging control module (3).
4. the debugging apparatus of current transformer according to claim 3, it is characterized in that: described USB controller (4) comprises the USB interface chip that is equipped with single-chip microcomputer, read in test data, write steering order to debugging control module (3) by enabling USB controller (4) described in the reading and writing port controlling of single-chip microcomputer.
5. the debugging apparatus of current transformer according to claim 1, it is characterized in that: also comprise the A/D acquisition module (5) being connected with described debugging control module (3), described A/D acquisition module (5) gathers the analog data of target current transformer, offers described debugging control module (3) and reads.
6. the debugging apparatus of current transformer according to claim 5, it is characterized in that: described A/D acquisition module (5) comprises signal isolation and amplifying circuit and AD sampling A/D chip, the analog signals of target current transformer real time execution, after described signal isolation is converted to corresponding voltage, current signal with amplifying circuit, is sampled and is exported by described AD sampling A/D chip.
7. according to the debugging apparatus of current transformer described in any one in claim 1～5, it is characterized in that: described debugging control module (3) adopts FPGA or CPLD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420271691.4U CN203894348U (en) | 2014-05-26 | 2014-05-26 | Debugging device of current transformer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420271691.4U CN203894348U (en) | 2014-05-26 | 2014-05-26 | Debugging device of current transformer |
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| CN203894348U true CN203894348U (en) | 2014-10-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109693685A (en) * | 2017-10-24 | 2019-04-30 | 株洲中车时代电气股份有限公司 | A kind of data reverse irrigation system and method |
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- 2014-05-26 CN CN201420271691.4U patent/CN203894348U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109693685A (en) * | 2017-10-24 | 2019-04-30 | 株洲中车时代电气股份有限公司 | A kind of data reverse irrigation system and method |
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