CN103441577A - Detection device and system for grid voltage loss and current switch-off - Google Patents
Detection device and system for grid voltage loss and current switch-off Download PDFInfo
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- CN103441577A CN103441577A CN201310397139XA CN201310397139A CN103441577A CN 103441577 A CN103441577 A CN 103441577A CN 201310397139X A CN201310397139X A CN 201310397139XA CN 201310397139 A CN201310397139 A CN 201310397139A CN 103441577 A CN103441577 A CN 103441577A
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- checkout gear
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- 238000001514 detection method Methods 0.000 title claims abstract description 6
- 238000004891 communication Methods 0.000 claims abstract description 19
- 238000012544 monitoring process Methods 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims description 11
- 230000006870 function Effects 0.000 claims description 7
- 238000000819 phase cycle Methods 0.000 claims description 6
- 238000013024 troubleshooting Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000001186 cumulative effect Effects 0.000 claims description 3
- 230000007257 malfunction Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract 1
- 239000013589 supplement Substances 0.000 abstract 1
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- 238000011161 development Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
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- 239000007795 chemical reaction product Substances 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
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- 239000000047 product Substances 0.000 description 1
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Abstract
The invention discloses a detection device and system for grid voltage loss and current switch-off and belongs to the field of electric power. The detection device for the grid voltage loss and current switch-off comprises a data acquisition module, a micro-controller module, a wireless communication module, a real-time display module and a fault handling module. The device integrates measurement, monitoring, supplement and communication into a whole and adopts RS232 and wireless communication methods so that the device is capable of communicating with an upper computer conveniently and sending fault information and accumulation information to a monitoring terminal in time. Therefore, real-time monitoring of operation information of a grid is facilitated and safe operation of the grid is ensured.
Description
Technical field
The present invention relates to power domain, particularly a kind of electrical network stop-loss pressure checkout gear, system.
Background technology
Electrical network stop-loss pressure monitor is a kind of multifunction power intelligent instrument, can help electric-power metering department to manage electrical network, remedy artificial or unartificial leakage meter electric energy, and in time fault is processed, ensure to greatest extent authenticity, reliability and the science of power supply, be desirable monitor for metering electric power table, it is of great significance strengthening the aspect tools such as the management of power use and raising stoichiometric level.
The development of electric instrument is the same with the development of general instrument, has experienced three phases:
First stage is analogue instrument, this instrument still is being widely used in various occasions so far, as Simulation Multimeter, voltmeter, ammeter etc., the basic structure of these instrument is electromagnetic type, electrodynamic type, induction type, electrostatic etc., simple, the sturdy and durable easy production of their principle, cost are low, but, due to unsteadiness and the complexity of the mechanical structure of this class instrument own and electromagnetic structure, general precision is lower, less stable.
Second stage is digital measuring instrument,, the basic principle of this class instrument is to change measured analog signal into digital signal by electronic circuit, is calculated and shows.This class instrument has improved several orders of magnitude to the precision of analog instrument, resolution and measuring speed, for realizing test automation, lays a good foundation.Can intuitively read measurement result, and reliability is high, is easy to use simultaneously.But the electronic circuit more complicated, can not adapt to the variation of measurement environment automatically, and the calibration complexity of instrument.
Phase III is intelligent instrument.So-called intelligent instrument, refer generally to the instrument that contains microprocessor, controls the collection of data by microprocessor, and data are processed.Therefore the method for the enough software of energy realizes collection, processing and the storage of information, has greatly simplified the overall structure of instrument.Not only precision is high for this class instrument, powerful, and can adapt to various complex environments.
Summary of the invention
In order to solve the problem of prior art, the embodiment of the present invention provides a kind of and integrated measurement, monitored, remedy electrical network stop-loss pressure checkout gear, system with communication.Described technical scheme is as follows:
On the one hand, the invention provides a kind of electrical network stop-loss pressure checkout gear, the data acquisition module that described electrical network stop-loss pressure checkout gear is connected by signal, micro controller module, wireless communication module, real-time display module, fault processing module form.
Particularly, described data acquisition module mainly adopts the high accuracy three phase electrical chip ADE7758 of U.S. ADI company to carry out the acquisition and processing of data.
Particularly, described micro controller module adopts the controller that the C8051F020 single-chip microcomputer is system, the C8051F020 single-chip microcomputer, centered by the 805l kernel, is connected with the JTAG logical circuit with clock system on 64KB flash memory, 4KB XRAM, digital function module, analog functional module, sheet by SFR bus, external data memory bus, system clock line, reset line.
Particularly, described wireless communication module is Siemens TC35i wireless communication module, and the TC35i wireless communication module is comprised of the ZIF socket of radio-frequency antenna, inner F1aSh ROM, GSM baseband processor, coupling power supply and 40 pin.
Particularly, the troubleshooting that described fault processing module is done has, to the beginning of stop-loss pressure, the record of concluding time, the accumulative total of stop-loss pressure time, the remedying of electric weight during stop-loss pressure, and the record of asking to the beginning of phase sequence mistake with while finishing, the cumulative time that phase sequence is wrong mixed.
On the other hand, the present invention also provides a kind of electrical network stop-loss pressure detection system, and described electrical network stop-loss pressure monitoring system comprises malfunction monitoring program, interrupt service routine, communication program, failure logging storage program and for completing the executive program of the various functions of instrument.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
Integrate measurement, monitor, remedy and communication, adopt RS232 and wireless two kinds of communication modes, can conveniently with host computer, communicate, in time fault message and accumulative total information are sent to monitor terminal, be conducive to the operation information of electrical network is carried out to Real-Time Monitoring, ensure the safe operation of electrical network.
The accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, in below describing embodiment, the accompanying drawing of required use is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structured flowchart of the electrical network stop-loss pressure checkout gear that provides of the embodiment of the present invention one.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Embodiment mono-
The embodiment of the present invention one provides a kind of electrical network stop-loss pressure checkout gear, referring to Fig. 1, described electrical network stop-loss pressure checkout gear be take the control core that the C805lF020 single-chip microcomputer is system, the signal acquisition process unit that the ADE7758 of take is system, the data acquisition module that described electrical network stop-loss pressure checkout gear is connected by signal, micro controller module, wireless communication module, real-time display module, fault processing module form.
Particularly, data acquisition module mainly adopts the high accuracy three phase electrical chip ADE7758 of U.S. ADI company to carry out the acquisition and processing of data.ADE7758 is the high accuracy three phase electrical chips with a serial line interface and two pulses output, inner integrated two programmable gain amplifiers, six 24 sigma-delta ADC, digital integrator, digital filter, reference circuit, temperature sensor, effective value and a power signal processing module and an assembly such as SPI interface.ADE7758 can be measured active power, reactive power, apparent power, voltage effective value and current effective value, and waveform is sampled, with digital power calibration register, phase alignment register and the mistuning calibration function register of corresponding three phase places, calibration register can be regulated also the error can quickly calibrated external component caused by serial line interface.The linearity error of ADE7758 in the 1000:1 dynamic range is less than 0.1%, adopts the 5v Power supply, and its AFE (analog front end), with phase compensating circuit in sheet, can directly be connected with current transformer (CT).ADE7758 and three-wire system and four-wire system distribution system compatibility.ADE7758 also has temperature sensor, bus voltage period measurement, negative power indication, crest voltage and current measurement and high frequency calibration output in unloaded threshold value, power supply supervisory circuit, sheet.
Particularly, micro controller module adopts the controller that the C8051F020 single-chip microcomputer is system, the C8051F020 single-chip microcomputer, centered by the 805l kernel, is connected with JTAG logical circuit etc. with clock system on 64KB flash memory, 4KB XRAM, digital function module (as UART, SPI, timer etc.), analog functional module (as comparator, A/D, D/A etc.), sheet by SFR bus, external data memory bus, system clock line, reset line etc.
Particularly, wireless communication module is Siemens TC35i wireless communication module, and TC35iGSM is comprised of the ZIF socket of radio-frequency antenna, inner F1aSh ROM, GSM baseband processor, coupling power supply and 40 pin.This module integrates radio circuit and base band, and the AT command interface of standard is provided to the user, and for data, voice, short message and fax provide quick, reliable, safe transmission, interface protocol is open, user friendly application and development and design.Be particularly suitable for developing the wireless application product of GSM, as systems such as monitoring, scheduling, vehicle-mounted and remote controls, also can directly as end product, carry out the transmission of voice-and-data, the scope of application is very extensive.
Particularly, the troubleshooting that fault processing module is done has, to the beginning of stop-loss pressure, the record of concluding time, the accumulative total of stop-loss pressure time, the remedying of electric weight during stop-loss pressure, and the record of asking to the beginning of phase sequence mistake with while finishing, the cumulative time that phase sequence is wrong mixed etc.Basis for estimation to stop-loss pressure can be modified in parameter, recovery voltage 85% ± 22V, operation voltage 78% ± 2V, cutout operating current≤0.2I b%.When 1s indicates then, system call primary fault judgement handling procedure, the data that to read from ADE7758 after treatment, with the fault basis for estimation, compare respectively, be in no hurry to carry out troubleshooting when chair has measured when fault occurs, because may be now that fluctuation due to electrical network causes, when continuous 5 seconds, same fault detected and occur, now think that this fault occurs really, then carry out corresponding troubleshooting.At first, preserve the time of origin of fault, set fault accumulative total sign, secondly, start short message and send program, and fault letter is occurred to from reporting monitor terminal.When fault finishes, need to preserve equally the concluding time of fault, fault accumulative total is indicated to zero clearing, start short message and send program, the fault ending message is reported to monitor terminal.
Embodiment bis-
The embodiment of the present invention two provides a kind of electrical network stop-loss pressure detection system, and described electrical network stop-loss pressure monitoring system comprises malfunction monitoring program, interrupt service routine, communication program, failure logging storage program and for completing the executive program of the various functions of instrument.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
Integrate measurement, monitor, remedy and communication, adopt RS232 and wireless two kinds of communication modes, can conveniently with host computer, communicate, in time fault message and accumulative total information are sent to monitor terminal, be conducive to the operation information of electrical network is carried out to Real-Time Monitoring, ensure the safe operation of electrical network.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. an electrical network stop-loss pressure checkout gear, is characterized in that,
The data acquisition module that described electrical network stop-loss pressure checkout gear is connected by signal, micro controller module, wireless communication module, real-time display module, fault processing module form.
2. electrical network stop-loss pressure checkout gear according to claim 1, is characterized in that, described data acquisition module mainly adopts the high accuracy three phase electrical chip ADE7758 of U.S. ADI company to carry out the acquisition and processing of data.
3. electrical network stop-loss pressure checkout gear according to claim 1, it is characterized in that, described micro controller module adopts the controller that the C8051F020 single-chip microcomputer is system, the C8051F020 single-chip microcomputer, centered by the 805l kernel, is connected with the JTAG logical circuit with clock system on 64KB flash memory, 4KB XRAM, digital function module, analog functional module, sheet by SFR bus, external data memory bus, system clock line, reset line.
4. electrical network stop-loss pressure checkout gear according to claim 1, it is characterized in that, described wireless communication module is Siemens TC35i wireless communication module, and the TC35i wireless communication module is comprised of the ZIF socket of radio-frequency antenna, inner F1aSh ROM, GSM baseband processor, coupling power supply and 40 pin.
5. electrical network stop-loss pressure checkout gear according to claim 1, it is characterized in that, the troubleshooting that described fault processing module is done has, to the beginning of stop-loss pressure, the record of concluding time, the accumulative total of stop-loss pressure time, the remedying of electric weight during stop-loss pressure, and the record of asking to the beginning of phase sequence mistake with while finishing, the cumulative time that phase sequence is wrong mixed.
6. an electrical network stop-loss pressure detection system, is characterized in that, described electrical network stop-loss pressure monitoring system comprises malfunction monitoring program, interrupt service routine, communication program, failure logging storage program and for completing the executive program of the various functions of instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310397139XA CN103441577A (en) | 2013-09-04 | 2013-09-04 | Detection device and system for grid voltage loss and current switch-off |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310397139XA CN103441577A (en) | 2013-09-04 | 2013-09-04 | Detection device and system for grid voltage loss and current switch-off |
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| CN103441577A true CN103441577A (en) | 2013-12-11 |
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| CN201310397139XA Pending CN103441577A (en) | 2013-09-04 | 2013-09-04 | Detection device and system for grid voltage loss and current switch-off |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2493940Y (en) * | 2001-03-30 | 2002-05-29 | 吕治安 | Voltage-lose current cut off tester |
| CN102062811A (en) * | 2009-11-18 | 2011-05-18 | 上海金陵智能电表有限公司 | Single-phase static watt-hour meter with wireless meter reading module |
| CN202494711U (en) * | 2012-03-16 | 2012-10-17 | 昊泰捷能电气设备（福建）有限公司 | Monitor for preventing electricity stealing |
-
2013
- 2013-09-04 CN CN201310397139XA patent/CN103441577A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2493940Y (en) * | 2001-03-30 | 2002-05-29 | 吕治安 | Voltage-lose current cut off tester |
| CN102062811A (en) * | 2009-11-18 | 2011-05-18 | 上海金陵智能电表有限公司 | Single-phase static watt-hour meter with wireless meter reading module |
| CN202494711U (en) * | 2012-03-16 | 2012-10-17 | 昊泰捷能电气设备（福建）有限公司 | Monitor for preventing electricity stealing |
Non-Patent Citations (1)
| Title |
|---|
| 江博: "电网失压断流监测装置的设计研究", 《万方学位论文数据库》, 17 September 2008 (2008-09-17) * |
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| PB01 | Publication | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: BOAI ELECTRIC CO., LTD. Effective date: 20131209 Owner name: BOAI ELECTRIC CO., LTD. Effective date: 20131209 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 454450 JIAOZUO, HENAN PROVINCE TO: 100031 XICHENG, BEIJING |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20131209 Address after: 100031 West Street, Beijing, Xicheng District, No. 86, No. Applicant after: State Grid Corporation of China Applicant after: Bo'ai Country Electric Power Co., Ltd. Address before: Jiaozuo City, Henan province 454450 County Road No. 98 Zhongshan Boai County Electric Company Information Department Applicant before: Bo'ai Country Electric Power Co., Ltd. |
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Application publication date: 20131211 |