CN103267890B - Multichannel comprehensive thunder and lightning monitor - Google Patents
Multichannel comprehensive thunder and lightning monitor Download PDFInfo
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- CN103267890B CN103267890B CN201310236117.5A CN201310236117A CN103267890B CN 103267890 B CN103267890 B CN 103267890B CN 201310236117 A CN201310236117 A CN 201310236117A CN 103267890 B CN103267890 B CN 103267890B
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Abstract
The invention relates to the field of thunder and lightning monitoring and early warning and particularly relates to a multichannel comprehensive thunder and lightning monitor. The multichannel comprehensive thunder and lightning monitor comprises a plurality of thunder and lightning pulse sensors, an overvoltage/overcurrent protection circuit, an amplitude converting circuit, a real-time numerical value sampling module, a processor, a data memory, a clock circuit, a monitoring control system and a power supply circuit, wherein the signal output end of the thunder and lightning pulse sensor is serially connected with the overvoltage/overcurrent protection circuit, the amplitude converting circuit, the real-time numerical value sampling module and the processor in sequence, and the processor is further connected with the clock circuit, the data memory and the monitoring control system, respectively. The multichannel comprehensive thunder and lightning monitor provided by the invention can accurately record the waveforms, amplitudes, times and generation times of surge voltage caused by direct lightning strike induction of a plurality of regions, monitor the working state of a lightning protection device with remote signaling function at far end in real time, monitor the voltage numerical values between zero addresses in real time and detect the grounding resistance. Related data information can be displayed by a local display in real time, and the data can be transmitted to a remote computer through a serial port line to realize computer check and computer monitor.
Description
Technical field
The present invention relates to lightning monitoring and early warning field, particularly the comprehensive lightning monitoring instrument of a kind of hyperchannel.
Background technology
China is the country that Lightning Disaster takes place frequently.Along with electronization, informationalized development, the electronic equipments such as a large amount of communications, computing machine, switch are widely used in people's life, and these electronic equipment withstand voltages are low, are easy to be subject to the infringement of lightning current.Along with the raising of people to surge protection requirement; therefore feature and the rule of analyzing the surge voltage that thunderbolt produces are on the line to carry out a basic work of lightning protection, record thunderbolt produces surge voltage on the line concrete condition while occurring especially basis this.And at present, thunder and lightning pen recorder on market can only be very single amplitude, number of times and time of the overvoltage surge of recording direct stroke induction, can not effectively reduce and demonstrate the oscillogram of the overvoltage surge of direct stroke induction, and can only monitor the situation in a region, cannot meet people lightning performance is carried out to good research and analysis work.The device of amplitude, waveform, time and number of times that the surge voltage that Given this, people produce because of direct stroke induction in the urgent need to a plurality of regions of a kind of accurate recording at any time produces.
Summary of the invention
The object of the invention is to overcome the above-mentioned deficiency of prior art, providing a kind of can carry out the comprehensive lightning monitoring instrument of hyperchannel accurately monitoring to a plurality of regions.
For achieving the above object, the invention provides following technical scheme:
The comprehensive lightning monitoring instrument of hyperchannel; comprise a plurality of lightening pulse sensors, overvoltage/current foldback circuit, amplitude transformation circuit, real-time numerical value sampling module, processor, data-carrier store, clock circuit, supervisor control, feed circuit; the signal output part of described lightening pulse sensor is successively with overvoltage/current foldback circuit, amplitude transformation circuit, numerical value sampling module, processor are connected in real time, and described processor is also connected with clock circuit, data-carrier store, supervisor control respectively.
In the comprehensive lightning monitoring instrument of above-mentioned hyperchannel, also comprise communication Acquisition Circuit and with the lightning protection device of remote signaling function, the described lightning protection device with remote signaling function is connected with processor by communication Acquisition Circuit.
In the comprehensive lightning monitoring instrument of above-mentioned hyperchannel, also comprise zero ground voltage observation circuit and zero line, ground wire, described zero line, ground wire are connected with processor by zero ground voltage observation circuit.
In the comprehensive lightning monitoring instrument of above-mentioned hyperchannel, also comprise stake resistance monitoring sensor and excitation signal generator, described stake resistance monitoring sensor is connected with processor by excitation signal generator.
In the comprehensive lightning monitoring instrument of above-mentioned hyperchannel, described feed circuit comprise the first feed circuit and the second feed circuit.
In the comprehensive lightning monitoring instrument of above-mentioned hyperchannel, described the first feed circuit are connected with amplitude transformation circuit, data-carrier store, processor, clock circuit, supervisor control respectively, and it is powered; The second feed circuit are the power supply of communication Acquisition Circuit.
In the comprehensive lightning monitoring instrument of above-mentioned hyperchannel, described supervisor control comprises local color liquid crystal display arrangement and the long-range PC of touching.The described local color liquid crystal display arrangement that touches is directly connected with processor, and long-range PC is connected with processor by PC communicating circuit.
In the comprehensive lightning monitoring instrument of above-mentioned hyperchannel, also comprise power supply adaptor.
In the comprehensive lightning monitoring instrument of above-mentioned hyperchannel, described lightening pulse sensor (Luo-coil), for gathering the surge voltage that in area to be monitored, directly thunder is responded to, then is transferred to overvoltage/current foldback circuit by coaxial cable;
Amplitude transformation circuit, includes bleeder circuit, and computing circuit and second divided voltage circuit carry out dividing potential drop to the inductive surge voltage receiving, and computing is voltage division processing again.Finally induction lightening circulation is become to little electric current, and eliminate and disturb.
Processor, changes and carries out analyzing and processing for A/D, then restores oscillogram, amplitude, number of times and time data that thunder and lightning produces; Acceptance, treatment S PD remote signalling alarm signal and monitoring zero ground voltage numerical value;
Clock circuit, for being connected with feed circuit with described processor, tranmitting data register signal is given described processor;
Data-carrier store, for being connected with feed circuit with described processor, accepts and stores waveform, amplitude, number of times and the intensity of the thunder and lightning generation of described single-chip microcomputer transmission, and the state of the lightning protection device work of far-end band remote signaling function;
Lcd touch display device, for being connected with feed circuit with described processor, thunder and lightning waveform, amplitude, number of times and the time of accepting described processor transmission show, and send to processor to move user's touch operation;
Remote signalling Acquisition Circuit, is connected with lightning protection device and the feed circuit of processor, far-end band remote signaling function respectively, by remote signalling Acquisition Circuit, the duty of the lightning protection device of far-end band remote signaling function is sent to processor;
Zero ground voltage observation circuit, is connected with Zero-liue with described processor, and the real-time voltage numerical value between far-end Zero-liue is sent to processor;
Stake resistance monitoring sensor, for testing as required grounding resistance.
compared with prior art, beneficial effect of the present invention:the present invention can record the time of waveform, amplitude, number of times and the generation of the surge voltage that a plurality of regions produce because of direct stroke induction accurately, voltage value between the duty of the lightning protection device of monitoring far-end band remote signaling function that simultaneously can also be real-time and Real-Time Monitoring zero ground, and detect grounding resistance.Related data information both can show in real time by local display, also can data be sent to remote computer by Serial Port Line, realized computer and checked, computer monitor.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the comprehensive lightning monitoring instrument of hyperchannel of the present invention.
Fig. 2 is the theory diagram that embodiment 1 carries out lightning monitoring.
Fig. 3 is the theory diagram that embodiment 2 carries out lightning protection device monitoring.
Fig. 4 is the theory diagram that embodiment 3 carries out zero ground voltage monitoring.
Fig. 5 is the theory diagram that embodiment 4 carries out grounding resistance detection.
Mark in figure: 101-lightening pulse sensor (Luo-coil), 102-overvoltage/current foldback circuit, 103-amplitude transformation circuit, the real-time numerical value sampling module of 104-, the 105-Acquisition Circuit of communicating by letter, 106-clock circuit, 107-PC communicating circuit, the local color liquid crystal display arrangement that touches of 108-, 109-zero ground voltage observation circuit, 110-processor, 112-lightning protection device, the long-range PC of 113-, 114-data-carrier store, 115-the first feed circuit, 116-the second feed circuit, 117-excitation signal generator, 118-stake resistance monitoring sensor, 119-power supply adaptor.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
embodiment 1
As accompanying drawing 1, shown in accompanying drawing 2, the comprehensive lightning monitoring instrument of hyperchannel of the present embodiment, comprise a plurality of lightening pulse sensors (Luo-coil) 101, overvoltage/current foldback circuit 102, amplitude transformation circuit 103, real-time numerical value sampling module 104, processor 110, data-carrier store 114, clock circuit 106, supervisor control, feed circuit 115 and power supply adaptor 119, the signal output part of described lightening pulse sensor (Luo-coil) 101 successively with overvoltage/current foldback circuit 102, amplitude transformation circuit 103, real-time numerical value sampling module 104, processor 110 series connection, described processor 110 also respectively with clock circuit 106, data-carrier store 114, supervisor control connects.Described supervisor control comprises local color liquid crystal display arrangement 108 and the long-range PC 113 of touching, described processor 110 with the concrete annexation of supervisor control is, processor 110 is directly connected with the local color liquid crystal display arrangement 108 that touches, and processor 110 is connected with long-range PC 113 by PC communicating circuit 107.
The principle of work of the comprehensive lightning monitoring instrument of hyperchannel is:
A plurality of lightening pulse sensors (Luo-coil) the 101 respectively induction lightening collecting is flowed through overvoltage/current foldback circuit 102, amplitude transformation circuit 103, the rear input processor 110 of numerical value sampling module 104 in real time.When this induction lightening flows to into overvoltage/overcurrent protector 102, if when induction lightening intensity of flow is greater than deboost, overvoltage/overcurrent protector 102 carries out overvoltage/overcurrent protection to it, induction lightening in normal range flows to into changes in amplitude circuit 103, after twice dividing potential drop, induction lightening circulation is become to little electric current, and eliminate and disturb, equivalent induction lightening after treatment flows to into real-time numerical value sampling module 104, enter again processor 110 and carry out A/D conversion, simulating signal is converted to digital signal, digital signal after conversion is passed through analyzing and processing, thereby draw and record the amplitude that induction lightening produces, waveform, number of times and time, simultaneous processor 110 completes clock circuit 106, the local color liquid crystal display arrangement 108 that touches, the driving of long-range PC 113 and data-carrier store 114, so, the present embodiment can record the waveform of the surge voltage that a plurality of regions produce because of direct stroke induction accurately, amplitude, the time of number of times and generation, by this locality, touch the amplitude that color liquid crystal display arrangement 108 or long-range PC 113 can show that thunder and lightning produces, waveform, number of times, region under time and generation indirect lightning strike.
The power supply the principle of the comprehensive lightning monitoring instrument of hyperchannel is: power supply adaptor 119 is passed to the first feed circuit 115, the first feed circuit 115 by the electric current after adjusting and respectively amplitude transformation circuit 103, data-carrier store 114, processor 110, clock circuit 106, the local color liquid crystal display arrangement 108 that touches powered.
embodiment 2
As shown in accompanying drawing 1, accompanying drawing 3, the comprehensive lightning monitoring instrument of hyperchannel of the present embodiment is with embodiment 1, difference is that the present embodiment also comprises the lightning protection device 112 of communication Acquisition Circuit 105 and a plurality of far-end band remote signaling functions, the described lightning protection device 112 with remote signaling function is connected with processor 110 by communication Acquisition Circuit 105, thus the duty of the lightning protection device 112 of the present embodiment energy Real-Time Monitoring band remote signaling function.
Its principle of work is: remote signalling Acquisition Circuit 105 is connected with a plurality of lightning protection devices 112 with remote signaling function, remote signalling Acquisition Circuit 105 is sustainable provides a stable voltage for the lightning protection device 112 with remote signaling function, be connected on the normal opened contact of lightning protection device 112 ports, when lightning protection device 112 is deteriorated, normal opened contact becomes normally closed contact, lightning protection device 112 and the 105 loop conductings of remote signalling Acquisition Circuit, 105 work of now remote signalling Acquisition Circuit, sending status signal to processor 110 processes, thereby obtain and record certain lightning protection device in deterioration state, processor 110 completes clock circuit 106 simultaneously, the local color liquid crystal display arrangement 108 that touches, the driving of long-range PC 113 and data-carrier store 114, so, by this locality, touch the duty that color liquid crystal display arrangement 108 or long-range PC 113 can show all lightning protection devices 112 in real time, better the lightning protection device 112 of far-end band remote signaling function is effectively monitored.
Power supply the principle is: the feed circuit of the present embodiment comprise the first feed circuit 115 and the second feed circuit 116, power supply adaptor 119 sends respectively the electric current after adjusting to the first feed circuit 115 and the second feed circuit 116, the second feed circuit 116 are 105 power supplies of communication Acquisition Circuit, and remote signalling Acquisition Circuit 105 is continuously each lightning protection device 112 with remote signaling function again a stable voltage is provided.
embodiment 3
As shown in accompanying drawing 1, accompanying drawing 4, the comprehensive lightning monitoring instrument of hyperchannel of the present embodiment is with embodiment 2, difference is that the present embodiment also comprises zero ground voltage observation circuit 109 and zero line N, ground wire PE, described zero line N, ground wire PE are connected with processor 110 by zero ground voltage observation circuit 109, thus the present embodiment energy Real-Time Monitoring zero, between magnitude of voltage.
Its principle of work is: zero ground voltage observation circuit 109 is connected with zero line N, ground wire PE respectively, the magnitude of voltage of zero ground voltage observation circuit 109 between can Real-Time Monitoring zero ground, and send processor 110 to and process, thereby obtain and record the real-time voltage numerical value between zero ground, processor 110 completes clock circuit 106, the local driving that touches color liquid crystal display arrangement 108, long-range PC 113 and storer 114 simultaneously, so, by this locality, touch color liquid crystal display arrangement 108 or long-range PC 113 and can show in real time the voltage value between zero ground.
embodiment 4
As shown in accompanying drawing 1, accompanying drawing 5, the comprehensive lightning monitoring instrument of hyperchannel of the present embodiment is with embodiment 3, difference is that the present embodiment also comprises stake resistance monitoring sensor 118 and excitation signal generator 117, described stake resistance monitoring sensor 118 is connected with processor 110 by excitation signal generator 117, and the present embodiment can detect grounding resistance thus.
Stake resistance monitoring sensor 118 comprises drive coil and gathers coil, and the ground wire PE of grounding ports is connected with processor 110 by stake resistance monitoring sensor 118, excitation signal generator 117 successively.Test during ground resistance excitation signal generator 117 produce test pulses and be transferred to drive coil, gather coil collection signal enter processor 110, then by this locality touch color liquid crystal display arrangement 108 or long-range PC 113 can be in real time resistance value explicitly.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. the comprehensive lightning monitoring instrument of hyperchannel, comprise overvoltage/current foldback circuit (102), real-time numerical value sampling module (104), processor (110), data-carrier store (114), clock circuit (106), feed circuit (115), it is characterized in that: this monitor also comprises a plurality of lightening pulse sensors (101), amplitude transformation circuit (103) and supervisor control, the signal output part of described lightening pulse sensor (101) successively with overvoltage/current foldback circuit (102), amplitude transformation circuit (103), real-time numerical value sampling module (104), processor (110) series connection, described processor (110) also respectively with clock circuit (106), data-carrier store (114), supervisor control connects, described lightening pulse sensor is Luo-coil, and this monitor also comprises stake resistance monitoring sensor (118) and excitation signal generator (117), described stake resistance monitoring sensor (118) is connected with processor (110) by excitation signal generator (117).
2. the comprehensive lightning monitoring instrument of hyperchannel according to claim 1, it is characterized in that: also comprise communication Acquisition Circuit (105) and with the lightning protection device (112) of remote signaling function, the described lightning protection device with remote signaling function (112) is connected with processor (110) by the Acquisition Circuit (105) of communicating by letter.
3. the comprehensive lightning monitoring instrument of hyperchannel according to claim 2, it is characterized in that: also comprise zero ground voltage observation circuit (109) and zero line, ground wire, described zero line, ground wire are connected with processor (110) by zero ground voltage observation circuit (109).
4. the comprehensive lightning monitoring instrument of hyperchannel according to claim 2, is characterized in that: described feed circuit comprise the first feed circuit (115) and the second feed circuit (116).
5. the comprehensive lightning monitoring instrument of hyperchannel according to claim 4, it is characterized in that: described the first feed circuit (115) are connected with amplitude transformation circuit (103), data-carrier store (114), processor (110), clock circuit (106), supervisor control respectively, and it is powered; The second feed circuit (116) are communication Acquisition Circuit (105) power supply.
6. according to the comprehensive lightning monitoring instrument of hyperchannel described in claim 1-3 any one, it is characterized in that: described supervisor control comprises local color liquid crystal display arrangement (108) and the long-range PC (113) of touching, the described local color liquid crystal display arrangement (108) that touches is directly connected with processor (110), and long-range PC (113) is connected with processor (110) by PC communicating circuit (107).
7. according to the comprehensive lightning monitoring instrument of the hyperchannel of claim 1-5 any one, it is characterized in that: also comprise power supply adaptor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310236117.5A CN103267890B (en) | 2013-06-14 | 2013-06-14 | Multichannel comprehensive thunder and lightning monitor |
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| CN201310236117.5A CN103267890B (en) | 2013-06-14 | 2013-06-14 | Multichannel comprehensive thunder and lightning monitor |
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| CN103267890A CN103267890A (en) | 2013-08-28 |
| CN103267890B true CN103267890B (en) | 2014-08-06 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103901280A (en) * | 2014-03-13 | 2014-07-02 | 南京信息工程大学 | Intelligent thunder and lightning monitoring device |
| CN104134320B (en) * | 2014-03-27 | 2016-02-03 | 深圳市科威特斯特科技股份有限公司 | Lightning protection online environment monitoring alarming network system |
| CN105301339A (en) * | 2014-06-04 | 2016-02-03 | 长沙群瑞电子科技有限公司 | Thunder residual voltage monitor |
| CN113834967A (en) * | 2020-06-24 | 2021-12-24 | 上海辰竹仪表有限公司 | Lightning current monitoring device |
| CN112666398A (en) * | 2020-12-30 | 2021-04-16 | 苏州工业园区科佳自动化有限公司 | Intelligent grounding resistance monitor of lightning protection equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH08255666A (en) * | 1995-03-16 | 1996-10-01 | Nissin Electric Co Ltd | Arrester deterioration monitoring device |
| US7200418B2 (en) * | 2004-03-04 | 2007-04-03 | Nokia Corporation | Detection of lightning |
| CN101359005A (en) * | 2007-07-31 | 2009-02-04 | 上海电气自动化设计研究所有限公司 | Power supply system power supply method for on-line detecting resistance current of lightning arrester |
| CN101424712A (en) * | 2008-10-14 | 2009-05-06 | 武汉大学 | Population parameter on-line monitoring system for lightning current and work flow thereof |
| CN101825654B (en) * | 2010-04-26 | 2011-12-07 | 重庆大学 | Self energy supply lightning current detection system |
| CN102916391B (en) * | 2012-10-25 | 2015-11-18 | 上海金临电子科技有限公司 | A kind of thunder and lightning safety monitoring protector |
| CN203275530U (en) * | 2013-06-14 | 2013-11-06 | 成都东方瀚易科技发展有限公司 | Multi-channel integrated thunder and lightning monitor |
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