CN103245835A - Operating state data collection and intelligent analysis system for relay protection device - Google Patents
Operating state data collection and intelligent analysis system for relay protection device Download PDFInfo
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- CN103245835A CN103245835A CN2013101863136A CN201310186313A CN103245835A CN 103245835 A CN103245835 A CN 103245835A CN 2013101863136 A CN2013101863136 A CN 2013101863136A CN 201310186313 A CN201310186313 A CN 201310186313A CN 103245835 A CN103245835 A CN 103245835A
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Abstract
The invention relates to an operating state data collection and intelligent analysis system for a relay protection device. The operating state data collection and intelligent analysis system is characterized by comprising a handheld state collection terminal, and a data collection and analysis system. The handheld state collection terminal is used for measuring corresponding electric parameters of the relay protection device in a transformer substation, then obtaining the operating state of the relay protection device, and transmitting state data to the data collection and analysis system. After analysis and calculation through the data collection and analysis system, the data collection and analysis system reports to a device state filling system of a superior department. The system disclosed by the invention is reasonable in design, the handheld state collection terminal is used for completing the functions of data collection, entering, intelligent calculation, automatic report of evaluation results of the state of the relay protection device, the results are automatically reported to the superior department, manual handling steps of manual transcribing to a computer, and secondary transcribing of data entered into the computer and the like are not needed, various defects caused by manual calculation are avoided, and the system has the characteristics of accuracy, fastness, high efficiency, reliability and the like.
Description
Technical field
The invention belongs to the protective relaying device field, especially a kind of protective relaying device running state data is gathered and intelligent analysis system.
Background technology
Protective relaying device is that equipment such as transformer, bus and transmission line of electricity cause the control device that electrical network is unusual, cause the power failure expanded range because of various natures and man-made fault in the protection electric system.Present stage is carried out the repair based on condition of component work of protective relaying device in State Grid Corporation of China; its core content is made a report on for the every original and running status amount of protective relaying device is carried out collection in worksite, computational analysis and typing; by every quantity of state being weighted the current state evaluation that draws this device after the scoring, and when it is carried out service work according to the evaluation result arrangement.
Because above-mentioned all processes are manually-operated; have following defective: (1) data computation amount is big; typing is made a report on slowly; make mistakes easily: be example with a transformer station; 30 protective relaying devices are on average arranged approximately; every table apparatus needs that image data is carried out 10 order polynomials and calculates, so every station is about 300 times.Only with 487 calculating of Efficiency in Buildings in Tianjin Area transformer station quantity, all carry out a repair based on condition of component statistical computation job and need carry out 140,006 over thousands of order polynomials calculating altogether, data volume and calculated amount are crossed senior general and are caused typing to be made a report on slowly, the state evaluation inefficiency, and easily produce mistake.(2) archives are inconvenient to manage and inquire about: be example with above-mentioned model, basic data can reach 170,000 5 over thousands of (12 data of every table apparatus), operations such as huge data volume like this will be difficult to manage under the situation that does not have the Database Systems support, inquiry, searching of relevant historical data brought difficulty when this will be to plant failure, influenced service work and carried out fast.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of reasonable in design, processing speed is fast, data are accurate and the easy to use collection of protective relaying device running state data and intelligent analysis system are provided.
The present invention solves its technical matters and takes following technical scheme to realize:
A kind of protective relaying device running state data is gathered and intelligent analysis system; comprise hand-held state acquisition terminal and data acquisition and analytic system; described hand-held state acquisition terminal is by measuring the protective relaying device respective electrical tolerance in the transformer station; and then obtain the running status of protective relaying device and status data is transferred to data acquisition and analytic system, data acquisition and analytic system carry out reporting to the equipment state system of making a report on of higher level department after the analytical calculation.
And; described hand-held state acquisition terminal comprises central processing unit; display module; key-press module; resistance measuring module; current measurement module; voltage measurement module; temperature-measuring module; memory module and serial port module; described central processing unit is respectively by I/O interface and resistance measuring module; current measurement module; voltage measurement module; temperature-measuring module; memory module is connected; the four measuring module is connected with protective relaying device respectively and gathers resistance respectively; electric current; voltage; temperature data also sends central processing unit to; central processing unit is connected with display module and key-press module by serial ports; central processing unit also connects a serial port module, is connected with data acquisition and analytic system by this serial port module and transmits the protective relaying device status data to it.
And, described resistance measuring module is connected and composed by resistance measurement element and I/O communication module, described current measurement module is connected and composed by current measurement device and I/O communication module, described voltage measurement module is connected and composed by voltage measurement element and I/O communication module, and described temperature-measuring module is connected and composed by temperature-measuring element and I/O communication module.
Advantage of the present invention and good effect are:
The present invention is reasonable in design; finish the data acquisition, typing, intelligence computation of protective relaying device state, report function such as evaluation result and reporting to higher level department automatically automatically by hand-held state acquisition terminal; need do not copied by the manual data secondary of making a copy of computer data inputting and the artificial treatment step such as transcribe; the various drawbacks of having avoided artificial calculating to bring have characteristics such as accurate, quick, efficient, reliable.
Description of drawings
Fig. 1 is system of the present invention connection diagram;
Fig. 2 is the circuit block diagram of protective relaying device state acquisition terminal.
Embodiment
Below in conjunction with accompanying drawing the present invention is further described.
A kind of protective relaying device running state data is gathered and intelligent analysis system; as shown in Figure 1; comprise hand-held state acquisition terminal and data acquisition and analytic system; hand-held state acquisition terminal is by measuring the protective relaying device respective electrical tolerance in the transformer station; and then obtain the running status of protective relaying device; after hand-held state acquisition terminal is finished data acquisition; the protective relaying device status data of its collection is uploaded to data acquisition and analytic system; carry out analytical calculation by data acquisition and analytic system; and then finish the state evaluation of protective device according to estimating guide rule automatically, report to the equipment state system of making a report on of higher level department then.The course of work of native system is: at first by under maintainer's portable hand-held state acquisition terminal in each transformer station, the quantity of state of all protective relaying devices in standing is carried out collection in worksite work; After the status data collection of all protective relaying devices is finished, this is patrolled and examined the raw data that collects directly import to data acquisition and analytic system.Data acquisition and analytic system are calculated accordingly, are analyzed and storage work the data that this receives.At last, data acquisition and analytic system are docked transmission with analysis result to the equipment state system of making a report on of higher level department.
As shown in Figure 2, hand-held state acquisition terminal comprises central processing unit, display module, key-press module, resistance measuring module, current measurement module, voltage measurement module, temperature-measuring module, memory module and serial port module.Central processing unit is connected with resistance measuring module, current measurement module, voltage measurement module, temperature-measuring module, memory module by the I/O interface respectively, the four measuring module is connected by measuring the corresponding external loop with protective relaying device of test pencil, gather resistance, electric current, voltage, temperature data respectively and send central processing unit to, memory module is used for the data of gathering are stored; Central processing unit is connected with display module and key-press module by serial ports, the status data of the protective relaying device of four measuring module collection can be shown by display module, can realize hand input-data and select modify feature by key-press module; Central processing unit also connects a serial port module, is connected with data acquisition and analytic system by this serial port module and transmits the protective relaying device status data to it.
Described resistance measuring module is connected and composed by resistance measurement element and I/O communication module, current measurement module is connected and composed by current measurement device and I/O communication module, voltage measurement module is connected and composed by voltage measurement element and I/O communication module, and temperature-measuring module is connected and composed by temperature-measuring element and I/O communication module.After the four measuring module is measured the respective electrical tolerance in the external circuit by existing resistance measurement element, current measurement device, voltage measurement element and temperature-measuring element respectively, real time data is sent to the I/O communication module, and then pass to central processing unit and handle accordingly.
The course of work of native system is as follows:
1, starts hand-held state acquisition terminal.
2, select the protective relaying device be about to patrol and examine, measurement data is measured and recorded automatically to ABC three-phase resistance on the dish of this protective relaying device.
3, measurement data is measured and recorded automatically to ABC three-phase resistance under the dish of this protective relaying device.
4, measurement data is measured and recorded automatically to the ABC three-phase voltage loop voltage of this protective relaying device.
5, measurement data is measured and recorded automatically to the ABC three-phase current loop current of this protective relaying device.
6, the manual hand-held state acquisition terminal that is input to of the ABC three-phase voltage that protective relaying device self is measured and current data.
7, the loop temperature of this protective relaying device is measured and is recorded automatically measurement data.
8, next protective relaying device is patrolled and examined, the process of patrolling and examining repeats 2～7 steps.
9, to after all protective relaying device collection end, hand-held state acquisition terminal is connected with data acquisition and analytic system.
10, data acquisition and analytic system start and with the data importing system of hand-held state acquisition terminal.
11, data acquisition and analytic system at first are stored into database with data, and the data of being convenient to are in the future recalled; Then this secondary data is carried out corresponding computing, in conjunction with the data of finishing dealing with, estimate guide rule according to protective relaying device every table apparatus is carried out state evaluation, at last the state evaluation result of all devices is exported to higher level department equipment state and make a report on system;
12, the higher level department equipment state system of making a report on data that data collection and analytic system are reported are stored and are recorded the back loopback accurately and finish message, finish this appraisal.
It is emphasized that; embodiment of the present invention is illustrative; rather than it is determinate; therefore the present invention includes and be not limited to the embodiment described in the embodiment; every other embodiments that drawn by those skilled in the art's technical scheme according to the present invention belong to the scope of protection of the invention equally.
Claims (3)
1. a protective relaying device running state data is gathered and intelligent analysis system; it is characterized in that: comprise hand-held state acquisition terminal and data acquisition and analytic system; described hand-held state acquisition terminal is by measuring the protective relaying device respective electrical tolerance in the transformer station; and then obtain the running status of protective relaying device and status data is transferred to data acquisition and analytic system, data acquisition and analytic system carry out reporting to the equipment state system of making a report on of higher level department after the analytical calculation.
2. protective relaying device running state data according to claim 1 is gathered and intelligent analysis system; it is characterized in that: described hand-held state acquisition terminal comprises central processing unit; display module; key-press module; resistance measuring module; current measurement module; voltage measurement module; temperature-measuring module; memory module and serial port module; described central processing unit is respectively by I/O interface and resistance measuring module; current measurement module; voltage measurement module; temperature-measuring module; memory module is connected; the four measuring module is connected by the corresponding external loop with protective relaying device of measurement test pencil and gathers resistance respectively; electric current; voltage; temperature data also sends central processing unit to; central processing unit is connected with display module and key-press module by serial ports; central processing unit also connects a serial port module, is connected with data acquisition and analytic system by this serial port module and transmits the protective relaying device status data.
3. protective relaying device running state data according to claim 2 is gathered and intelligent analysis system; it is characterized in that: described resistance measuring module is connected and composed by resistance measurement element and I/O communication module; described current measurement module is connected and composed by current measurement device and I/O communication module; described voltage measurement module is connected and composed by voltage measurement element and I/O communication module, and described temperature-measuring module is connected and composed by temperature-measuring element and I/O communication module.
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| CN2013101863136A CN103245835A (en) | 2013-05-20 | 2013-05-20 | Operating state data collection and intelligent analysis system for relay protection device |
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| CN2013101863136A CN103245835A (en) | 2013-05-20 | 2013-05-20 | Operating state data collection and intelligent analysis system for relay protection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104281862A (en) * | 2014-10-10 | 2015-01-14 | 国家电网公司 | Segmented continuous writing and protecting method of ultrahigh frequency RFID memory zone |
| CN105069587A (en) * | 2015-09-08 | 2015-11-18 | 国网上海市电力公司 | Mobile Internet-based relay protection verification device |
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| CN104281862A (en) * | 2014-10-10 | 2015-01-14 | 国家电网公司 | Segmented continuous writing and protecting method of ultrahigh frequency RFID memory zone |
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| CN105069587A (en) * | 2015-09-08 | 2015-11-18 | 国网上海市电力公司 | Mobile Internet-based relay protection verification device |
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Application publication date: 20130814 |