CN204242226U - A kind of electric field data Treatment Analysis device based on compressive sensing theory - Google Patents
A kind of electric field data Treatment Analysis device based on compressive sensing theory Download PDFInfo
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- CN204242226U CN204242226U CN201420726599.2U CN201420726599U CN204242226U CN 204242226 U CN204242226 U CN 204242226U CN 201420726599 U CN201420726599 U CN 201420726599U CN 204242226 U CN204242226 U CN 204242226U
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Abstract
The utility model discloses a kind of electric field data Treatment Analysis device based on compressive sensing theory, device receives electric-field sensor signal, device comprises control module and difference connected signal processing module, field intensity numerical value display module, and each module is powered by power module; Described control module comprises the transmission circuit of programmable microprocessor, storer and connection thereof, described signal processing module comprises data concentrator and amplifier, described field intensity numerical value display module comprises data setting panel and LED display panel, and described LED display panel arranges alarm unit.This device can by with the coordinating of electric-field sensor, achieve electromagnetic environment data analysis, upload, show, store, inquire about, Centralized Monitoring and sharing functionality, allow the public understand monitoring result in time, be correctly familiar with power transformating and supplying facility, thus advance each substation project construction smoothly.
Description
Technical field
The utility model relates to electric field data processing technology field, particularly relates to a kind of electric field data Treatment Analysis device based on compressive sensing theory.
Background technology
Along with the Rapid Expansion of Urban Scale, increasing transmission line of electricity is with change distribution facility or be placed in population accumulation area, along with the raising of Public environmental attitude, people worry the electromagnetic environment problem of high voltage power transmission and transforming system and the ecological effect that may cause very much, and correlative study and media report also cause huge psychological pressure to the public.Collective hinders and resists newly-built electric power facility, the event of complaining to the higher authorities about an injustice and request fair settlement or carry out lawsuit also happens occasionally, intensification of contradictions affects the stability and harmony of society, because the public is to the wrong understanding of electromagnetic pollution, and the disappearance of the invisibility of power frequency electromagnetic field itself and measurement publicity in real time, the resident of many transformer stations periphery occurs obstructing the psychology that the unsafe factors such as what is called " electromagnetic radiation " are worried to transformer substation construction, thus causes transformer station's difficulty of going down town and land difficulty.Transmission voltage grade develops into the extra-high voltage stage, and environment electromagnetics problem has become one of principal element of restriction power network development.So, electric field environment is gathered, analyze, process, and visual interpretation effect can be played to the public, just seem particularly important.
Application number be 201410137513.7 Chinese patent relate to a kind of there is miniature probe be applicable to method that high field measures and digital measurement system thereof, be applicable to DC to AC, collector surface space electric field to the measurement of environment space electric field.Measuring system of the present invention is made up of electric-field sensor, data handling system, communication system, positioning system, corrective system and power supply, and communication system port is connected with positioning system port, corrective system port, data handling system port, electric-field sensor port respectively; Described data handling system is obtained numerical information by communication system from electric-field sensor, corrective system, positioning system or sends instruction to electric-field sensor, corrective system, positioning system; Described positioning system is by obtaining seat and the profile geological information of measurand and electric-field sensor to the detection and localization of measurand and electric-field sensor.
Application number be 201310392082.4 Chinese patent disclose a kind of data processing method that intelligent power distribution network efficiency is assessed, by primary attribute data and the service data of collection power distribution network, distributed power source, electric load, line number of going forward side by side Data preprocess, data analysis, index calculate and comprehensive, export the index characterizing intelligent power distribution network efficiency and the key link affecting its high efficiency, thus realize the efficiency evaluation to intelligent distribution network.Intelligent power distribution network efficiency evaluation is by automatically gathering and pre-service the attribute data of intelligent distribution network and service data, take into account real time data and historical data, to plan and multiple stage such as operation carries out multinomial fundamental analysis, form single index and calculate and assesses with overall target the evaluation profile coordinated mutually.Intelligent power distribution network efficiency evaluation data processing method of the present invention from the collection of data, analyze assessment all there is robotization and adaptive characteristic, without in human intervention situation, automatic synchronization real time data and historical data, layout data and service data.
It is high to there is measurement cost in traditional transformer station's electromagnetism environmental impact assessment measuring instrument, the shortcoming that measurement data amount is large, and not easily build information display platform accurately directly perceived, its basic reason is the shortcoming of data processing function, so, Treatment Analysis compressive sensing theory being applied to transformer station's power frequency electric field data can be considered, thus realize the analysis of electromagnetic environment data, upload, display, store, inquiry, Centralized Monitoring and sharing functionality, the public is allowed to understand monitoring result in time, give up doubt, and realize intellectual analysis further, the management objectives that safe early warning etc. run intellectualized detection provide reliable basis.
Utility model content
The purpose of this utility model is to solve the problems of the technologies described above, a kind of electric field data Treatment Analysis device based on compressive sensing theory is provided, can by with the coordinating of electric-field sensor, achieve electromagnetic environment data analysis, upload, show, store, inquire about, Centralized Monitoring and sharing functionality, the public is allowed to understand monitoring result in time, correctly be familiar with power transformating and supplying facility, thus advance each substation project construction smoothly.
For achieving the above object, the technical solution adopted in the utility model is: a kind of electric field data Treatment Analysis device based on compressive sensing theory, device receives electric-field sensor signal, device comprises control module and difference connected signal processing module, field intensity numerical value display module, and each module is powered by power module; Described control module comprises the transmission circuit of programmable microprocessor, storer and connection thereof, described signal processing module comprises data concentrator and amplifier, described field intensity numerical value display module comprises data setting panel and LED display panel, and described LED display panel arranges alarm unit.
Described transmission circuit comprises A/D unit and network communication interface.
Described data setting panel is man-machine conversation liquid crystal panel, comprises data input key group and order button group.
Described power module adopts external source operated type or lithium cell charging formula, power module is arranged charging inlet and charging indicator light.
Described network communication interface is wired or wireless type.
Compressive sensing theory is extensive at the Application comparison in the fields such as signal transacting, communication, WSN.System features based on compressed sensing is: electric-field sensor directly gathers low volume data, complete sampling simultaneously, compression, not needing based on Shannon is that Qwest's theorem is carried out in a large number, high speed acquisition, in the utility model, control module can select programmable microprocessor, be connected with electric-field sensor, and electric field signal is received after the A/D unit in transmission circuit, storer stores the sampling algorithm based on compressive sensing theory, by sampling in order multiple conductor sensors of electric-field sensor, thus form the alternation power frequency electric field transducing signal meeting the utility model initial conditions, electric-field sensor surface can produce induced charge, according to the different frequency measuring electric field, by control module transmission circuit according to special algorithm, the curtage signal of certain corresponding relation is had to import notebook data Treatment Analysis device by with electric field intensity to be measured, and analyzing and processing is carried out to signal.
In detailed programs, the measurement of transformer station's alternating electric field, it is the electric-field sensor by being arranged in alternating electric field, after sensor has been sampled to electric field signal, data are undertaken in Unified Set by signal processing module by control module, and filter and amplification is carried out to voltage (electric current) signal, as rough handling, again electric field value to be measured and national requirements value are compared, namely report to the police if transfinited, LED display out of doors simultaneously, outdoor LED simultaneous display relative national standards under normal condition, wherein, data are amplified can adopt amplification chip and R-C coupling formula amplifying circuit.Network communication interface can be wired optical fiber, also Wireless Data Transmission can be adopted disturbing territory smaller, as GSM digital transmitting network and CDMA digital transmitting network, alarm unit can select sound-light alarming type, and carry out warning warning on the display unit, the display screen that display unit can select LED charactron to form, power module adopts external source operated type or lithium cell charging formula, power module is arranged charging inlet and charging indicator light.For good place, installation site, source of getting is more convenient, by the external 220V power supply of power lead, by the voltage transformation in device, obtains operating voltage; For the place of getting source inconvenience, lithium cell charging formula can be adopted to power, and service time is long, and battery altering is convenient, meanwhile, this double source pattern, can also ensure when civil power power-off, built-in lithium electricity comes into operation rapidly, makes display in real time not have neutral, improves the reliability of device to a great extent.
Advantage part of the present utility model is: based on compressed sensing restructing algorithm, and gained signal and electric field to be measured change in time by same frequency, need process data volume little and simple and efficient; Background program software completes controlling suitable configuration, completion system initialization, realizes the analysis of measurement data, uploads, shows, stores, inquires about, pre-alarm function; The outdoor large-size screen monitors of LED, are calculated the power-frequency electric field strength of tested point by data, carry out field intensity display and in conjunction with relevant national standard, arrange to realize limitting and show and pre-alarm.
The utility model is by processing the signal of power frequency data acquisition, realize the analysis of measurement data, upload, show, store, inquire about, pre-alarm function, whole device can carry out site test, carry out assembling, forming integration apparatus, realized limit display and pre-alarm, effectively improve the problems such as the deficient disappearance of current environment electromagnetic information, contribute to allowing the public understand electric field testing result in time, thus advance each substation project construction smoothly.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model system embodiment one.
Fig. 2 is the structural representation of the utility model system embodiment two.
Fig. 3 is the utility model system signal treatment circuit figure.
Fig. 4 is the utility model system field intensity display circuit figure.
Embodiment
Embodiment one
As shown in Fig. 1, Fig. 3, Fig. 4, a kind of electric field data Treatment Analysis device based on compressive sensing theory, device receives electric-field sensor signal, and device comprises control module and difference connected signal processing module 6, field intensity numerical value display module, and each module is powered by power module; The transmission circuit that control module 1 comprises programmable microprocessor 2, storer 3 and connects, signal processing module comprises data concentrator 7 and amplifier 8, field intensity numerical value display module comprises data setting panel and LED display panel 11, LED display panel is arranged alarm unit 12; Transmission circuit comprises A/D unit 4 and network communication interface; Data setting panel is man-machine conversation liquid crystal panel, comprises data input key group 9 and order button group 10; Power module 13 adopts external source operated type or lithium cell charging formula, power module is arranged charging inlet 14 and charging indicator light 15; Network communication interface is wired optical fiber 5.
In actual applications, the operational amplifier of signal processing module comprises amplification chip LM358, and there are two independently operational amplifiers LM358 inside, has both been applicable to single supply and has used, and also can adopt the mode of operation of dual power supply.Supply voltage working range under the mode of operation of dual power supply be ± 1.5 to ± 15V, project employing ± 5V, its operational amplifier has good serviceability, its difference touch the scope that input voltage range is supply voltage.
The core processing unit of system is programmable microprocessor, embodiment can select AVR series monolithic, it is integrated with abundant analog-and digital-resource, it is the micro-control module of the low-power dissipation system level in complete meaning, A/D unit is analog to digital converter, 12 successive approximation register type ADC can be selected, inversion frequency ranges up to 200ksps, network communication interface can be wired optical fiber, the display screen that display panel can select LED charactron to form, alarm unit can select sound-light alarming type, and carries out warning warning on a display panel.Compared by electric field value to be measured and national requirements value, namely report to the police if transfinited, simultaneously LED display out of doors, outdoor LED simultaneous display relative national standards under normal condition.
Man-machine conversation liquid crystal panel comprises data input key group and order button group; data input button group comprises ' 0 ' to ' 9 ' ten arabic numeral enter key; order button group includes alarm settings, shut down set, return, confirm, machine open/close, the liquid crystal panel such as automatic detection can also connect teletransmission interface; teleinstruction transmission can be sent; be convenient to Central Control Room engineer station carry out Long-distance Control and plan as a whole to process, embody and well use theory for power distribution automation.
Power module adopts external source operated type or lithium cell charging formula, power module is arranged charging inlet and charging indicator light.For good place, installation site, source of getting is more convenient, by the external 220V power supply of power lead, by the voltage transformation in device, obtains operating voltage; For the place of getting source inconvenience, lithium cell charging formula can be adopted to power, and service time is long, and battery altering is convenient, meanwhile, this double source pattern, can also ensure when civil power power-off, built-in lithium electricity comes into operation rapidly, makes display in real time not have neutral, improves the reliability of device to a great extent.
The utility model is based on compressed sensing restructing algorithm, and gained signal and electric field to be measured change in time by same frequency, need process data volume little and simple and efficient; Background program software completes controlling suitable configuration, completion system initialization, realizes the analysis of measurement data, uploads, shows, stores, inquires about, pre-alarm function; The outdoor large-size screen monitors of LED, the power-frequency electric field strength of tested point is calculated by data, carry out field intensity display and in conjunction with relevant national standard, arrange realized limit display and pre-alarm, effectively improve the problems such as current environment electromagnetic information difficult treatment, contribute to allowing the public understand electric field testing result in time, thus advance each substation project construction smoothly.
Embodiment two
As shown in Figure 2, Figure 3, Figure 4, a kind of electric field data Treatment Analysis device based on compressive sensing theory, be with the difference of embodiment one, network communication interface is wireless type, comprises GSM digital transmission module 16 and CDMA digital transmission module 17.
Network communication interface possesses connection data source, realize importing, export function, safety certification function, encrypting and decrypting function, data-transformation facility, as the gateway of data transmit-receive/forwarding, be responsible for the data transmission under whole network environment specially, wired optical fiber can be selected, also Wireless Data Transmission can be adopted disturbing territory smaller, wave point comprises GSM digital transmission module and CDMA digital transmission module, CDMA with GSM has applied the ripe mainstream system communicated with stable 2G at present, on communication quality, the communication quality of CDMA is higher than GSM, voice communication under equivalent environment, the noise of CDMA is much less than GSM, on mobile phone radiation, CDMA have employed outstanding power control techniques, also less than GSM, but, GSM is in the stability of Signal transmissions, adopt the digital mobile communication pattern of time division multiple access (TDMA), in range of application and simple SMS message transmission, cost and range of application all has advantage, so in wireless communication interface of the present utility model these two kinds of modules compatible, can come as the case may be preferentially to choose.
Claims (5)
1. the electric field data Treatment Analysis device based on compressive sensing theory, device receives electric-field sensor signal, it is characterized in that: device comprises control module and difference connected signal processing module, field intensity numerical value display module, and each module is powered by power module; Described control module comprises the transmission circuit of programmable microprocessor, storer and connection thereof, described signal processing module comprises data concentrator and amplifier, described field intensity numerical value display module comprises data setting panel and LED display panel, and described LED display panel arranges alarm unit.
2. a kind of electric field data Treatment Analysis device based on compressive sensing theory as claimed in claim 1, is characterized in that: described transmission circuit comprises A/D unit and network communication interface.
3. a kind of electric field data Treatment Analysis device based on compressive sensing theory as claimed in claim 1, is characterized in that: described data setting panel is man-machine conversation liquid crystal panel, comprises data input key group and order button group.
4. a kind of electric field data Treatment Analysis device based on compressive sensing theory as claimed in claim 1, is characterized in that: described power module adopts external source operated type or lithium cell charging formula, power module is arranged charging inlet and charging indicator light.
5. a kind of electric field data Treatment Analysis device based on compressive sensing theory as claimed in claim 2, is characterized in that: described network communication interface is wired or wireless type.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420726599.2U CN204242226U (en) | 2014-11-28 | 2014-11-28 | A kind of electric field data Treatment Analysis device based on compressive sensing theory |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420726599.2U CN204242226U (en) | 2014-11-28 | 2014-11-28 | A kind of electric field data Treatment Analysis device based on compressive sensing theory |
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| CN204242226U true CN204242226U (en) | 2015-04-01 |
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| CN201420726599.2U Expired - Fee Related CN204242226U (en) | 2014-11-28 | 2014-11-28 | A kind of electric field data Treatment Analysis device based on compressive sensing theory |
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2014
- 2014-11-28 CN CN201420726599.2U patent/CN204242226U/en not_active Expired - Fee Related
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Granted publication date: 20150401 Termination date: 20191128 |