CN2606362Y - Simple thunderstorm predicting devices - Google Patents
Simple thunderstorm predicting devices Download PDFInfo
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- CN2606362Y CN2606362Y CNU032187114U CN03218711U CN2606362Y CN 2606362 Y CN2606362 Y CN 2606362Y CN U032187114 U CNU032187114 U CN U032187114U CN 03218711 U CN03218711 U CN 03218711U CN 2606362 Y CN2606362 Y CN 2606362Y
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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Abstract
The utility model relates to a simple thunderstorm predicting device, mainly comprising a vertical aerial element, a two-channel receiver, an atmosphere average electric field instrument, a connection cable and a data collection processor. The aerial element is connected with the two-channel receiver; the receiver and the electric field instrument are separately connected with the chassis of the data collection processor by the cable, and the data collection processor is connected with the real time displaying and recording instrument. The device adopts the two-channel circuit to receive the electromagnetic wave signals of the lightning discharging, and excludes interference signals by the compound circuit. The utility model can detect the atmosphere electric field intensity and the lightning discharging times produced by the thunderstorm in 50 kilometer range, monitors the development movement of the thunderstorm, and has broader application foreground in conventional weather operation forecasting, forest lightning strike prewarning, manpower rain increasing and hail eliminating operation commanding.
Description
Technical field
The utility model relates to a kind of thunderstorm prior-warning device of simple type.
Background technology
Under the effect of strong convection and various electrifying processs, a large amount of electric charge accumulations will be arranged in the thunderstorm, produce highfield in the space and be attended by strong lightning and take place.The ground that lightning is divided between the interior lightning of cloud and cloud and the ground dodges.The high voltage that lightning discharge produces, big electric current usually cause direct or indirect heavy losses to people's lives and properties, and owing to the randomness and the sudden people of making of lightning are difficult to prevention to it.Along with science and technology development and unremitting exploration, people forecast in conventional weather service, progressively there has been further understanding the aspects such as protection of the early warning of forest lightning fire, Aero-Space, power transmission lines and mine facility to the condition that thunderstorm produces.And find that under study for action lightning frequency and convective precipitation intensity have close get in touch and highfield plays an important role in cloud develops.Therefore further surveying the regularity of occurrence and development that electric field intensity that thunder cloud produces and lightning frequency can be monitored thunderstorm, promptly utilize the thunderstorm electrical feature that it is effectively forecast in short-term and be applied, is important topic of scientific and technical research research experiment.
The content of invention
The purpose of this utility model is a kind of simple and easy prior-warning device that the induction field of the electrostatic field that produces by the synchro measure thunder cloud, alternating current, three parameters of electromagnetic pulse that lightning is fought back radiation realize monitoring the rule of development of thunderstorm activity.This prior-warning device is made up of binary channels lightning electromagnetic field pulse signal receiver (100Hz and 400KHz) and atmosphere average electric field instrument.Three measured parameters via digitized processing device analyzing and processing after, demonstrate the thunderstorm evolution process and send thunderstorm for this area automatically and close on warning information.
The purpose of this utility model can take following measure to realize
A kind of simple type snowstorm prior-warning device mainly is to be made of vertical antenna oscillator, binary channels receiver, electric field induction device, data collection processor and stube cable.A Metal Ball is adorned on vertical antenna oscillator top, the one end is by the backguy set collar, ring flange is fixed on the support insulcrete on the receiver framework, the pole of burying ground underground is connected with the ring flange of its top, antenna oscillator backguy set collar is connected with three wiring, the input signal socket of binary channels receiver is connected with antenna oscillator through coaxial input signal cable, the output signal socket of binary channels receiver links to each other with the data input socket of data collection processor cabinet by the receiver stube cable, electric field instrument and electric field instrument support knee, electric field induction device pole, the ground metal plate is affixed, electric field induction device pole links to each other with the data input socket by the electric field induction device, and the data accessory power outlet links to each other with recording unit with real-time demonstration by data cable.
The purpose of this utility model can also take following measure to realize
A kind of simple type thunderstorm prior-warning device, the input socket of receiver links to each other with transformer T through capacitor C 1, and amplifier A1 input inversion end inserts transformer circuit through resistance R 2, and the input inversion end of amplifier A2 links to each other with the output terminal of A1 through C3, R6.Circuit after the input inversion end of comparer U1 makes up by diode D1, capacitor C 7, resistance R 10, capacitor C 8 and potentiometer ADJ1 links to each other with amplifier U2 output pin.The trigger end B of monostalbe trigger T1A receives the output pin of comparer U1.The input socket of receiver also will be connected with the inverting input of amplifier A3 through the Signal Matching circuit by R1, C11, R16, C12, R17 combination.The anti-phase pin of amplifier A4 is connected to the output pin of amplifier A3 through C14, R21.The anti-phase pin of comparer U2 is connected with amplifier A4 output pin by R26, diode D2, capacitor C 17, potentiometer ADJ2 combined loop.The input pin B of monostable circuit T2A links to each other with comparer U2 output pin.Two input ends of Sheffer stroke gate AN1A are connected with the Q end of monostable circuit T1A, T2A respectively.The base stage of triode TR is connected through the output pin of resistance R 34 and Sheffer stroke gate AN2A.Its emitter (OUT) links to each other with the receiver accessory power outlet, and stabilized voltage supply 8706 is connected on the receiver accessory power outlet simultaneously with 8705 input end.
This device has adopted two-channel receiver, and the input circuit of 100KHz receiving cable is R1, C11, R16, C12, R17 combination connecting mode; The input circuit of 400KHz passage is the combination connecting mode of C1, C2, T, C3, R2.
Technical characterstic of the present utility model and beneficial effect are
1, adopt bifrequency receiving cable circuit to receive lightning radiated electromagnetic wave signal, receive frequency is 400KHz and 100Hz, excludes the interference signal by compound circuit;
2, a smooth surface is installed on the vertical antenna top, diameter is the Metal Ball of 12cm, has avoided misdescription that corona discharge the caused record of vertical antenna under the highfield effect;
3, has binary channels lightning signal amplitude threshold regulating circuit;
4, the time constant of the variation electromagnetic field signal of this measurement device lightning generation is 0.1s, and the maximal value of measuring the lightning frequency is 100 times/second;
5, surveying thunderstorm scope radius is 50 kilometers;
6, can in the weather of strong storm, use;
7, this measurement device lightning discharge frequency and atmosphere average field intensity, two parameters cooperate analyzes demonstration thunderstorm evolution process;
8, have dynamic demonstration atmospheric electric field intensity and 5 minutes at interval the lightning discharge frequency in time the differentiation curve and issue warning information;
9, this device is in Qinghai-Tibet Railway lightning protection project, the Zhangye Prefecture, Gansu increase rain artificially and Pingliang Prefecture's artificial hail dispersal operation command in be applied, be expected in the lightning protection of oil depot, mine and some critical facilitys, play a role;
10, this apparatus structure is simple, is easy to install.
Description of drawings
Fig. 1 is the utility model synoptic diagram
Fig. 2 is the utility model fundamental diagram
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail again
With reference to Fig. 1,2, warning system is made up of vertical antenna, two-channel receiver, atmosphere average electric field instrument, data collection processor.Vertical antenna receives the electromagnetic field variable signal that lightning produces, and for fear of the corona discharge of vertical antenna under the highfield effect, the antenna tip designs becomes a ganoid Metal Ball.The open-circuit voltage V of antenna
oSatisfy V
o=Eh, E are the electric field magnitude that changes, and h is a height.Receive signal by antenna and at first separate through the input circuit of two-way different frequency, the input frequency selection circuit of 400KHz passage is made up of C1, C2, T, C3, R2; The input frequency selection circuit of 100Hz passage is made up of R1, C11, R16, C12, R17.After the signal that two-way is selected is amplified by separately frequency-selecting amplifier, through peak detector, comparer separately, the pulse signal that produces is input to the two-way monostable circuit, the time constant of monostable circuit is 0.1s, two paths of signals is through the count pulse of compound circuit output lightning discharge, this count pulse and electric field intensity signal are imported data collection processor simultaneously and are carried out Treatment Analysis, send into the display system display result.
It is power light that one power switch K, LED1 (24) are arranged on the data acquisition process cabinet, and LED2 (23) is a run indicator.External power supply voltage is+12V.
Claims (3)
1, a kind of simple type thunderstorm prior-warning device, mainly be by vertical antenna oscillator (2), two-channel receiver (7), electric field induction device (15), data collection processor (27) and stube cable constitute, it is characterized in that: a Metal Ball (1) is adorned on vertical antenna oscillator (2) top, the one end is by backguy set collar (3), ring flange (12) is fixed on the support insulcrete (11) on the receiver framework (5), the pole (13) of burying ground underground is connected with the ring flange (12 ') of its top, antenna oscillator (2) backguy set collar (3) is connected with three wiring (4), the input signal socket (6) of binary channels receiver (7) is connected with antenna oscillator (2) through coaxial input signal cable (8), the output signal socket (10) of binary channels receiver (7) links to each other with the data input socket (20) of data collection processor cabinet (21) by receiver (7) stube cable (19), electric field instrument (15) supports knee (14) with electric field instrument, electric field induction device pole (16), ground metal plate (17) is affixed, electric field induction device pole (16) links to each other with data input socket (20) by electric field induction device stube cable (18), and data accessory power outlet (25) links to each other with recording unit (27) with demonstration in real time by data cable (26).
2, according to the described a kind of simple type thunderstorm prior-warning device of claim 1, it is characterized in that: the input socket (6) of receiver (7) links to each other with transformer T through capacitor C 1, amplifier A1 input inversion end inserts transformer circuit through resistance R 2, and the input inversion end of amplifier A2 links to each other with the output terminal of A1 through C3, R6; Circuit after the input inversion end of comparer U1 makes up by diode D1, capacitor C 7, resistance R 10, capacitor C 8 and potentiometer ADJ1 links to each other with amplifier U2 output pin; The trigger end B of monostalbe trigger T1A receives the output pin of comparer U1; The input socket of receiver (6) also will be connected with the inverting input of amplifier A3 through the Signal Matching circuit by R1, C11, R16, C12, R17 combination; The anti-phase pin of amplifier A4 is connected to the output pin of amplifier A3 through C14, R21; The anti-phase pin of comparer U2 is connected with amplifier A4 output pin by R26, diode D2, capacitor C 17, potentiometer ADJ2 combined loop; The input pin B of monostable circuit T2A links to each other with comparer U2 output pin; Two input ends of Sheffer stroke gate AN1A are connected with the Q end of monostable circuit T1A, T2A respectively, the base stage of triode TR is connected through the output pin of resistance R 34 and Sheffer stroke gate AN2A, its emitter (OUT) links to each other with the receiver accessory power outlet, and stabilized voltage supply 8706 is connected on the receiver accessory power outlet (10) simultaneously with 8705 input end.
3, according to claim 1 or 2 described a kind of simple type thunderstorm prior-warning devices, it is characterized in that having adopted two-channel receiver (7), the input circuit of 100Hz receiving cable is R1, C11, R16, C12, R17 combination connecting mode; The input circuit of 400KHz passage is the combination connecting mode of C1, C2, T, C3, R2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032187114U CN2606362Y (en) | 2003-03-26 | 2003-03-26 | Simple thunderstorm predicting devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032187114U CN2606362Y (en) | 2003-03-26 | 2003-03-26 | Simple thunderstorm predicting devices |
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| Publication Number | Publication Date |
|---|---|
| CN2606362Y true CN2606362Y (en) | 2004-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032187114U Expired - Fee Related CN2606362Y (en) | 2003-03-26 | 2003-03-26 | Simple thunderstorm predicting devices |
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| CN (1) | CN2606362Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253426A (en) * | 2011-04-29 | 2011-11-23 | 国网电力科学研究院武汉南瑞有限责任公司 | Method for predicting lightning motion by space density clustering |
| CN102426301A (en) * | 2011-09-14 | 2012-04-25 | 国网电力科学研究院武汉南瑞有限责任公司 | Early warning method of overhead transmission line lightning strike flashover |
| CN103907034A (en) * | 2011-07-06 | 2014-07-02 | 地球网络股份有限公司 | Predicting the potential for severe weather |
| CN103983863A (en) * | 2014-05-30 | 2014-08-13 | 唐凯 | Tiny thunder early warning device |
| CN105067898A (en) * | 2015-09-07 | 2015-11-18 | 北京华云东方探测技术有限公司 | Device for lightning location |
| CN107076873A (en) * | 2014-07-16 | 2017-08-18 | 气象预报公司 | Lightning monitoring system, method and apparatus |
-
2003
- 2003-03-26 CN CNU032187114U patent/CN2606362Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253426A (en) * | 2011-04-29 | 2011-11-23 | 国网电力科学研究院武汉南瑞有限责任公司 | Method for predicting lightning motion by space density clustering |
| CN103907034A (en) * | 2011-07-06 | 2014-07-02 | 地球网络股份有限公司 | Predicting the potential for severe weather |
| CN102426301A (en) * | 2011-09-14 | 2012-04-25 | 国网电力科学研究院武汉南瑞有限责任公司 | Early warning method of overhead transmission line lightning strike flashover |
| CN102426301B (en) * | 2011-09-14 | 2014-02-19 | 国网电力科学研究院武汉南瑞有限责任公司 | Early warning method of overhead transmission line lightning strike flashover |
| CN103983863A (en) * | 2014-05-30 | 2014-08-13 | 唐凯 | Tiny thunder early warning device |
| CN107076873A (en) * | 2014-07-16 | 2017-08-18 | 气象预报公司 | Lightning monitoring system, method and apparatus |
| CN107076873B (en) * | 2014-07-16 | 2020-04-24 | 气象预报公司 | Lightning monitoring system, method and device |
| CN105067898A (en) * | 2015-09-07 | 2015-11-18 | 北京华云东方探测技术有限公司 | Device for lightning location |
| CN105067898B (en) * | 2015-09-07 | 2018-03-09 | 北京华云东方探测技术有限公司 | A kind of device for lighting location |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040310 Termination date: 20110326 |