CN202948309U - Multichannel alternating current-direct current data acquisition and parallel calibration system - Google Patents
Multichannel alternating current-direct current data acquisition and parallel calibration system Download PDFInfo
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- CN202948309U CN202948309U CN2012206617270U CN201220661727U CN202948309U CN 202948309 U CN202948309 U CN 202948309U CN 2012206617270 U CN2012206617270 U CN 2012206617270U CN 201220661727 U CN201220661727 U CN 201220661727U CN 202948309 U CN202948309 U CN 202948309U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses a multichannel alternating current-direct current data acquisition and parallel calibration system which comprises a terminal acquisition module, a serial port to ethernet communication system and an upper computer calibration system. The terminal acquisition module comprises a plurality of acquisition terminals and reference sources and is used for performing voltage and current acquisition and sending acquired data to the serial port to ethernet communication system, the serial port to ethernet communication system comprises a plurality of serial port to transmission control protocol (TCP)/ internet protocol (IP) convertors and an ethernet switch, the received data is subjected to conversion and packaging, the packaged data are sent to the upper computer calibration system, and the upper computer calibration system analyzes, processes and stores the received data. By means of the multichannel alternating current-direct current data acquisition and parallel calibration system, the problems that existing calibration systems are low in calibration accuracy and a large quantity of acquisition terminals are hard to simultaneously calibrate are solved.
Description
Technical field
The utility model relates to a kind of data collector of industry measurement and control system, relates in particular the parallel calibration system of a kind of hyperchannel alternating current-direct current data acquisition.
Background technology
In traditional safety protection field, the center monitoring field, industrial control field, in the middle of field of medical device, thousands of inductor is arranged, PLC, controller, the RS-232/485/422 serial equipments such as monitor are all to carry out data communication by RS-232 serial communication or RS-485/422 bus communication and PC, exchanges data and data management.The network peripheral hardware that allows the RS-232/485/422 serial equipment change into to have the TCP/IP socket, need research and development and integrate central processing unit (CPU), digital signal processor (DSP), the various software and hardwares such as ICP/IP protocol need to drop into huge human resources and time cost.
The utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of hyperchannel alternating current-direct current data acquisition calibration system that walks abreast, to realize solving the low and very difficult problem that a large amount of acquisition terminals is calibrated simultaneously of existing calibration system calibration accuracy.
The technical solution adopted in the utility model is: comprise that terminal acquisition module, serial ports turn ethernet communication system and host computer calibration system; Wherein:
Described terminal acquisition module comprises a plurality of acquisition terminals and reference source, and turns the ethernet communication system with described serial ports and be connected, and carries out the voltage and current collection, and the data that gather are sent to described serial ports turn the ethernet communication system;
Described serial ports turns the ethernet communication system and comprises that a plurality of serial ports turn TCP/IP converter and Ethernet switch; And be connected with described host computer calibration system, the data that receive are changed and encapsulated, and the data after encapsulating are sent to described host computer calibration system;
Data analysis, processing and the storage of described host computer calibration system to receiving.
In the parallel calibration system of above-mentioned hyperchannel alternating current-direct current data acquisition, described serial ports turns TCP/IP converter one end and is electrically connected to described acquisition terminal respectively, the other end respectively with described Ethernet exchanging mechatronics, receive the data that described acquisition terminal sends, data are automatically converted to ICP/IP protocol, are sent to described host computer calibration system by described Ethernet switch after encapsulation.
In the parallel calibration system of above-mentioned hyperchannel alternating current-direct current data acquisition, described serial ports turns between TCP/IP converter and described Ethernet switch and is electrically connected to by twisted-pair feeder.
In the parallel calibration system of above-mentioned hyperchannel alternating current-direct current data acquisition, described host computer calibration system comprises: host computer calibration calculations machine and database server; Wherein: described host computer calibration calculations machine receives sampled data, sampled data is carried out calibration algorithm analysis and processing, and the data after will analyzing and process is stored in described database server.
Technique effect of the present utility model is: in the utility model, the host computer calibration system utilizes serial ports to turn ethernet communication mode control terminal acquisition module, realize the parallel acquisition of combined-voltage, electric current and upload, and the image data of uploading is carried out calibration algorithm analysis and processing, the calibration parameter that obtains is the most at last preserved, and has solved existing calibration system calibration accuracy low and very difficult a large amount of acquisition terminals such as is calibrated simultaneously at the problem.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
This utility model embodiment discloses the parallel calibration system of a kind of hyperchannel alternating current-direct current data acquisition and method, the low and very difficult problem that a large amount of acquisition terminals is calibrated simultaneously with the existing calibration system calibration accuracy of realization solution.
As shown in Figure 1, the parallel calibration system of a kind of hyperchannel alternating current-direct current data acquisition comprises three parts: terminal acquisition module, serial ports turn ethernet communication module and host computer calibration system.
Described terminal acquisition module comprises a plurality of acquisition terminals and reference source, and turns the ethernet communication system with described serial ports and be connected, and carries out the voltage and current collection, and the data that gather are sent to described serial ports turn the ethernet communication system;
Described serial ports turns the ethernet communication system and comprises that a plurality of serial ports turn TCP/IP converter and Ethernet switch; And be connected with described host computer calibration system, the data that receive are changed and encapsulated, and the data after encapsulating are sent to described host computer calibration system;
The host computer calibration system mainly comprises upper calibration calculations machine and database server.The host computer calibration system complete tcp/ip communication, the image data of terminal acquisition module and background calibration system calibration algorithm analysis and processing, csv file generates and data deposit the functions such as database server in, the database server stores calibration parameter.
The principle of work of the parallel calibration system of the disclosed hyperchannel alternating current-direct current of the utility model data acquisition is: at first system is carried out initialization, comprise sampled data and calibration parameter memory buffer are set, all acquisition terminal IP address is set, alternating current-direct current programmable power supply virtual voltage current value is set, time-delay is set reads the delay time of uploading sampled data, acquisition terminal sampling number n is set;
After initialization, the host computer calibration system is set up TCP with all data collection stations and is connected, and sends the data sampling order to all acquisition terminals, and each data collection station is received data and the storage of parallel acquisition fixed cycle after data acquisition command;
The acquisition terminal sampling is waited in host computer calibration system time-delay (delay time is a bit larger tham acquisition terminal and gathers fixed cycle data required time), delay time arrives, send the sampled data upload command to each acquisition terminal, and read all channel sample data of acquisition terminal to extra buffer;
The host computer calibration system is by n (n=1 ~ 20, can arrange in host computer calibration system software) reading out data acquisition terminal image data and carry out comprehensive analysis processing and obtain calibration parameter accurately, the image data of the fixed cycle of at every turn reading is all utilized the 3d method to eliminate the gross error algorithm and is drawn one group of calibration parameter, carries out root-mean-square value computing acquisition calibration parameter more accurately thereby gather with all n time the n group calibration parameter that obtains at last again;
At last calibration parameter is saved in the data storage file that suffix is the csv file form and reads use to supply with when alternating current-direct current data acquisition system (DAS) host computer actual monitoring is converted to actual value, also can directly deposit in existing database, calibration process finishes.
The disclosed system of the utility model, turning the TCP/IP converter by serial ports between host computer calibration system and each acquisition terminal communicates, and serial ports turns the Ethernet converter and has all distributed the IP address for all acquisition terminals, for the acquisition terminal use is serial-port communication, what use for background PC computer is tcp/ip communication, both alleviated communication line and the software programming complexity of acquisition terminal, improved again and background PC computer between communication stability; Because microprocessor performance and the respective plate of acquisition terminal are carried resource-constrained, adopt the host computer calibration system to carry out data calibration and both can improve the precision of data calibration, can calibrate simultaneously a large amount of acquisition terminals (and acquisition terminal itself but also have a plurality of acquisition channels) not only, alleviate each acquisition terminal operation complexity of calibration separately; Calibration parameter can directly deposit in existing database, also can be saved in the data storage file that suffix is the CSV form and read use to supply with when alternating current-direct current data acquisition system (DAS) host computer actual monitoring is converted to actual value, being various data acquisition system (DAS) provides good data to read compatibility.
Claims (4)
1. the parallel calibration system of hyperchannel alternating current-direct current data acquisition, is characterized in that: comprise that terminal acquisition module, serial ports turn ethernet communication system and host computer calibration system; Wherein:
Described terminal acquisition module comprises a plurality of acquisition terminals and reference source, and turns the ethernet communication system with described serial ports and be connected, and carries out the voltage and current collection, and the data that gather are sent to described serial ports turn the ethernet communication system;
Described serial ports turns the ethernet communication system and comprises that a plurality of serial ports turn TCP/IP converter and Ethernet switch; And be connected with described host computer calibration system, the data that receive are changed and encapsulated, and the data after encapsulating are sent to described host computer calibration system;
Data analysis, processing and the storage of described host computer calibration system to receiving.
2. the parallel calibration system of hyperchannel alternating current-direct current according to claim 1 data acquisition, it is characterized in that: described serial ports turns TCP/IP converter one end and is electrically connected to described acquisition terminal respectively, the other end respectively with described Ethernet exchanging mechatronics, receive the data that described acquisition terminal sends, data are automatically converted to ICP/IP protocol, are sent to described host computer calibration system by described Ethernet switch after encapsulation.
3. the parallel calibration system of hyperchannel alternating current-direct current according to claim 2 data acquisition, is characterized in that, described serial ports turns between TCP/IP converter and described Ethernet switch and is electrically connected to by twisted-pair feeder.
4. the parallel calibration system of according to claim 2 or 3 described hyperchannel alternating current-direct current data acquisitions, is characterized in that, described host computer calibration system comprises: host computer calibration calculations machine and database server; Described host computer calibration calculations machine receives sampled data, sampled data is carried out calibration algorithm analysis and processing, and the data after will analyzing and process is stored in described database server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206617270U CN202948309U (en) | 2012-12-05 | 2012-12-05 | Multichannel alternating current-direct current data acquisition and parallel calibration system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012206617270U CN202948309U (en) | 2012-12-05 | 2012-12-05 | Multichannel alternating current-direct current data acquisition and parallel calibration system |
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| CN202948309U true CN202948309U (en) | 2013-05-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103034195A (en) * | 2012-12-05 | 2013-04-10 | 中铝华大科技股份有限公司 | Multi-channel alternating-direct current data collection parallel calibration system and method |
| CN104483961A (en) * | 2014-11-12 | 2015-04-01 | 郑州众智科技股份有限公司 | Automatic calibration method of diesel generating set controller |
| CN110208727A (en) * | 2019-07-12 | 2019-09-06 | 上海金智晟东电力科技有限公司 | Processing method, processing unit and the system of fault detector precision checking test |
-
2012
- 2012-12-05 CN CN2012206617270U patent/CN202948309U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103034195A (en) * | 2012-12-05 | 2013-04-10 | 中铝华大科技股份有限公司 | Multi-channel alternating-direct current data collection parallel calibration system and method |
| CN103034195B (en) * | 2012-12-05 | 2015-05-13 | 中铝华大科技股份有限公司 | Multi-channel alternating-direct current data collection parallel calibration system and method |
| CN104483961A (en) * | 2014-11-12 | 2015-04-01 | 郑州众智科技股份有限公司 | Automatic calibration method of diesel generating set controller |
| CN104483961B (en) * | 2014-11-12 | 2018-05-29 | 郑州众智科技股份有限公司 | A kind of automatic calibrating method of controller of diesel generator set |
| CN110208727A (en) * | 2019-07-12 | 2019-09-06 | 上海金智晟东电力科技有限公司 | Processing method, processing unit and the system of fault detector precision checking test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINALCO HUADA RENHUA ELECTRICAL COMPLETE SETS OF Free format text: FORMER OWNER: CHINA ALUMINUM HUADA TECHNOLOGY CO., LTD. Effective date: 20141222 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 410205 CHANGSHA, HUNAN PROVINCE TO: 410014 CHANGSHA, HUNAN PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141222 Address after: 410014 Private Industrial Park, natural village, Yuhua District, Hunan, Changsha Patentee after: The aluminum Huadarenhua Electrical Equipment Co., Ltd. (Changsha) Address before: 410205 Hunan Province, Yuelu District City Court Road, No. 186 Changsha Valley Science Park of Hunan University Patentee before: Zhonglv Huada Technology Co., Ltd. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130522 Effective date of abandoning: 20150513 |
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| RGAV | Abandon patent right to avoid regrant |