CN105067898B - A kind of device for lighting location - Google Patents
A kind of device for lighting location Download PDFInfo
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- CN105067898B CN105067898B CN201510562865.1A CN201510562865A CN105067898B CN 105067898 B CN105067898 B CN 105067898B CN 201510562865 A CN201510562865 A CN 201510562865A CN 105067898 B CN105067898 B CN 105067898B
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Abstract
The invention discloses a kind of device for lighting location, it includes：Detection of magnetic field antenna and electric field detecting antenna, it is respectively used to obtain magnetic field induction signal and electric field induction signal；Thunder and lightning signal processing circuit, it is connected with detection of magnetic field antenna and electric field detecting antenna, for being handled magnetic field induction signal and electric field induction signal and being obtained corresponding digital thunder and lightning signal respectively；Characteristic attribute parameter extracts circuit, and it is connected with thunder and lightning signal processing circuit, and characteristic attribute parameter is obtained for being extracted from digital thunder and lightning signal；Communication module, it is connected with characteristic attribute parameter extraction circuit, for characteristic attribute parameter to be sent out.The device can realize quick, the accurate collection of original lightning data sample, and station carries out lighting location so as to centered on and analysis provides foundation.
Description
Technical field
The present invention relates to lighting location technical field, specifically, is related to a kind of device for lighting location.
Background technology
Thunder and lightning can not only cause forest, oil depot fire, additionally it is possible to power supply, communication system failure or damage be caused, to boat
Empty space flight, mine and some important and sensitive high tech equipments cause a significant threat.Thunder and lightning has instantaneity and randomness, this
Also the difficulty of lightning protection engineering design and lightning disturbance analysis is increased.And lighting location technology is then this problem of solution
Provide support.
Lightning location system can obtain the time of origin of thunder and lightning in real time, the effectively letter such as position and intensity of lightning current occurs
Breath, these data are inquired about thunder calamity accident and Lightning Disaster assessment is most important.
With national economy and social development and the continuous improvement of technology, go out from disaster monitoring early warning and security standpoint
Hair, country propose higher requirement to lightning monitoring, early warning and application.And existing lighting location instrument is of the remote past,
Current requirement can not be met.
The content of the invention
To solve the above problems, the invention provides a kind of device for lighting location, including：
Detection of magnetic field antenna and electric field detecting antenna, it is respectively used to obtain magnetic field induction signal and electric field induction signal；
Thunder and lightning signal processing circuit, it is connected with the detection of magnetic field antenna and electric field detecting antenna, for respectively to institute
State magnetic field induction signal and electric field induction signal is handled and obtains corresponding digital thunder and lightning signal；
Characteristic attribute parameter extracts circuit, and it is connected with the thunder and lightning signal processing circuit, for from the digital thunder and lightning
Extraction obtains characteristic attribute parameter in signal；
Communication module, it is connected with characteristic attribute parameter extraction circuit, for the characteristic attribute parameter is outside
Send.
According to one embodiment of present invention, the detection of magnetic field antenna includes the first detection of magnetic field antenna and the second magnetic field
Exploring antenna, the first detection of magnetic field antenna are a pair orthogonal along North and South direction and east-west direction with the second detection of magnetic field antenna
Vertically disposed antenna.
According to one embodiment of present invention, the thunder and lightning signal processing circuit includes：
First signal processing circuit, it is connected with the first detection of magnetic field antenna, for first detection of magnetic field
First magnetic field induction signal caused by antenna is handled and obtains corresponding data signal；
Secondary signal process circuit, it is connected with the second detection of magnetic field antenna, for second detection of magnetic field
Second magnetic field induction signal caused by antenna is handled and obtains corresponding data signal.
According to one embodiment of present invention, first signal processing circuit includes：
Operational amplification circuit, it is connected with the first detection of magnetic field antenna；
Filter circuit and integrating circuit, the filter circuit be connected to the operational amplification circuit and the integrating circuit it
Between；
Analog to digital conversion circuit, it is connected with the integrating circuit.
According to one embodiment of present invention, the thunder and lightning signal processing circuit also includes：
3rd signal processing circuit, it is connected with the electric field detecting antenna, for being produced to the electric field detecting antenna
Electric field induction signal handled and obtain corresponding data signal.
According to one embodiment of present invention, first signal processing circuit, secondary signal process circuit and the 3rd letter
The structure of number process circuit is identical.
According to one embodiment of present invention, described device also includes：
Self-checking circuit, it connects with the detection of magnetic field antenna, electric field detecting antenna and characteristic attribute parameter extraction circuit
Connect, for producing self-test signal and simulating corresponding thunder and lightning signal according to the self-test signal, with by the detection of magnetic field day
Thunder and lightning signal described in line and electric field detecting antenna response, the self-checking circuit extract circuit by the characteristic attribute parameter and obtained
Corresponding characteristic attribute parameter, and the feature of the self-test signal is matched with obtained characteristic attribute parameter, according to
The state of described device is judged with result.
According to one embodiment of present invention, the self-checking circuit includes：
Self-test signal generative circuit, it is used to produce self-test signal；
Thunder and lightning signal waveform analog circuit, it is connected with the self-test signal generative circuit, for being believed according to the self-test
Number simulate corresponding thunder and lightning signal；
Signal Matching circuit, it is connected with the self-test signal generative circuit and characteristic attribute parameter extraction circuit, is used for
By the characteristic attribute parameter obtained by the characteristic attribute parameter extraction circuit response self-test signal and the self-test signal
Matched, and the state of described device is judged according to matching result.
According to one embodiment of present invention, the thunder and lightning signal waveform analog circuit include thunder and lightning magnetic simulation circuit and
Thunder and lightning electric field simulation circuit.
According to one embodiment of present invention, the thunder and lightning magnetic simulation circuit includes sense of current handover module and magnetic field
Self-test antenna, wherein, the sense of current handover module is connected with the self-test signal generative circuit, the magnetic field self-test antenna
It is connected with the current switching module, meanwhile, the magnetic field self-test antenna also couples with the detection of magnetic field antenna, the electric current
Direction handover module is configured to the control incision change of current of the self-test clock signal in the self-test signal through the magnetic field self-test
The self-test sense of current of antenna.
According to one embodiment of present invention, the thunder and lightning electric field simulation circuit includes：
Bleeder circuit, it is connected with the self-test signal generative circuit, for according to the electricity of self-test signal generation first
Press signal and second voltage signal；
Voltage changer, it is connected with the bleeder circuit, for switching the first voltage signal and second voltage letter
Number output port；
Difference channel and electric field self-test antenna, the difference channel are connected to the voltage changer and electric field self-test antenna
Between, the electric field self-test antenna couples with the electric field detecting antenna.
According to one embodiment of present invention, the self-checking circuit also includes：
Level shifting circuit, it is connected between self-test signal generative circuit and thunder and lightning the signal waveform analog circuit,
For carrying out level conversion to the self-test signal, and the self-test signal after level conversion is transferred to the thunder and lightning signal waveform
Analog circuit.
According to one embodiment of present invention, described device also includes：
Gps signal receiving circuit, it is connected with characteristic attribute parameter extraction circuit.
Device provided by the present invention for lighting location can realize the accurate collection of original lightning data sample, from
Station carries out lighting location centered on and and analysis provides foundation.Meanwhile the device also has self-checking function, it can be improved
The accurate fixed and reliability for the data that the reliability and device of device are collected.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by specification, rights
Specifically noted structure is realized and obtained in claim and accompanying drawing.
Brief description of the drawings
Accompanying drawing shows the various embodiments of each aspect of the present invention, and they are used to explain this hair together with specification
Bright principle.Those skilled in the art will appreciate that specific embodiment shown in the drawings is only exemplary, and they
It is not intended to limit the scope of the present invention.It should be appreciated that in some examples, an element being illustrated can also be designed to more
Individual element, or multiple element can also be designed to an element.In some examples, it is shown as the inside of another element
The element of part can also be implemented as the external component of another element, and vice versa.For clearer, this hair in detail
Bright exemplary embodiment is so that those skilled in the art can understand more to the advantages of each aspect of the present invention and its feature
Add thoroughly, now accompanying drawing is introduced, in the accompanying drawings：
Fig. 1 is the structural representation of the device according to an embodiment of the invention for lighting location；
Fig. 2 is the structural representation of the first signal processing circuit according to an embodiment of the invention；
Fig. 3 is the structural representation of self-checking circuit according to an embodiment of the invention；
Fig. 4 is the structural representation of thunder and lightning magnetic simulation circuit according to an embodiment of the invention；
Fig. 5 is the structural representation of thunder and lightning electric field simulation circuit according to an embodiment of the invention.
Embodiment
Embodiments of the present invention are described in detail below with reference to drawings and Examples, and how the present invention is applied whereby
Technological means solves technical problem, and the implementation process for reaching technique effect can fully understand and implement according to this.Need to illustrate
As long as not forming conflict, each embodiment in the present invention and each feature in each embodiment can be combined with each other,
The technical scheme formed is within protection scope of the present invention.
Meanwhile in the following description, many details are elaborated for illustrative purposes, to provide to of the invention real
Apply the thorough understanding of example.It will be apparent, however, to one skilled in the art, that the present invention can not have to tool here
Body details or described ad hoc fashion are implemented.
Fig. 1 shows the structural representation for the device for lighting location that the present embodiment is provided.The dress of lighting location
Put 100 to be connected with central station 105, it can gather the characteristic attribute parameter of thunder and lightning, and these characteristic attribute parameters are sent to
Central station 105, further to be analyzed by central station, so that it is determined that going out the position of thunder and lightning.
Specifically, as shown in figure 1, the device 100 for lighting location that the present embodiment is provided includes：Anneta module
101st, thunder and lightning signal processing circuit 102, characteristic attribute parameter extraction circuit 103 and communication module 104.Wherein, Anneta module 101
Response can be produced to thunder and lightning so as to produce corresponding electric signal.Thunder and lightning signal processing circuit 102 is connected with Anneta module 101,
It can be handled electric signal caused by Anneta module 101, finally give digital thunder and lightning signal.Feature symbolic animal of the birth year parameter carries
Sense circuit 103 is connected with thunder and lightning signal processing circuit 102, and it can be from the digital thunder that thunder and lightning signal processing circuit 102 is generated
Required characteristic attribute parameter is extracted in electric signal.
Specifically, in the present embodiment, the characteristic attribute parameter that characteristic attribute parameter extraction circuit 103 is extracted includes：
Starting time, peak dot time, suddenly peak dot value, the information such as point time, steep point value and the time-of-week of zero passage half.It should be noted that
In other embodiments of the invention, the characteristic attribute parameter that characteristic attribute parameter extraction circuit 103 is extracted can both wrap
Containing any one of item listed above or several, other unlisted reasonable parameters can also be included, the invention is not restricted to this.
Characteristic attribute parameter extraction circuit 103 is connected with communication module 104, and it can be as communication module 104 by obtained by
To characteristic attribute parameter be sent to central station 105, to be further processed by central station 105.
Specifically, Anneta module includes detection of magnetic field antenna 106 and electric field detecting antenna 107.Wherein, detection of magnetic field antenna
106 are used to obtain the magnetic field induction signal relevant with thunder and lightning magnetic field, and electric field detecting antenna 107 is used for acquisition and had with thunder and lightning electric field
The electric field induction signal of pass.Wherein, magnetic field induction signal can be used for positioning thunder and lightning and extracting lightning wave character amount,
Electric field induction signal can be used for the polarity of reflection thunder and lightning.
In the present embodiment, detection of magnetic field antenna 106 is visited preferably by orthogonal ring induction antenna including the first magnetic field
Observation line 106a and the second detection of magnetic field antenna 106b.First detection of magnetic field antenna 106a is with the second detection of magnetic field antenna 106b
A pair of antennas placed along North and South direction and east-west direction orthogonal vertical.Electric field detecting antenna 107 is horizontal positioned.Need to illustrate
, in other embodiments of the invention, detection of magnetic field antenna 106 and electric field detecting antenna 107 can also use other conjunctions
The form of reason realizes that the invention is not restricted to this.
As shown in figure 1, corresponding to the structure of Anneta module 101, in the present embodiment, thunder and lightning signal processing circuit 102 includes：
First signal processing circuit 102a, secondary signal process circuit 102b and the 3rd signal processing circuit 102c.Wherein, the first signal
Process circuit 102a is connected with the first detection of magnetic field antenna 106a, and it can be to caused by the first detection of magnetic field antenna 106a
One magnetic field signal is handled and finally gives corresponding data signal.Secondary signal process circuit 102b and the second detection of magnetic field
Antenna 106b connections, it can be handled the second magnetic field signal caused by the second detection of magnetic field antenna 106b and final
To corresponding data signal.3rd signal processing circuit 102c is connected with electric field detecting antenna 107, and it can be to electric field detecting day
Electric field signal caused by line 107 is handled and finally gives corresponding data signal.
In the present embodiment, the first signal processing circuit 102a, secondary signal process circuit 102b and the 3rd signal transacting electricity
Road 102c circuit structure is identical, therefore for convenience of description, comes below by taking the first signal processing circuit 102a as an example to thunder
The operation principle of electric signal processing circuit is further described.
Fig. 2 shows the structural representation of the first signal processing circuit 102a in the present embodiment.
As shown in Fig. 2 in the present embodiment, the first signal processing circuit 102a includes：Operational amplification circuit 201, filtered electrical
Road 202, integrating circuit 203 and analog to digital conversion circuit 204.Wherein, the detection of magnetic field antenna 106a of operational amplification circuit 201 and first
Connection, the first magnetic field signal caused by the first detection of magnetic field antenna 106a can be carried out operation amplifier by it.It is pointed out that
Required according to design objective, thunder and lightning dynamic range of signals changes in more than ten millivolts to a few volt sections, and thunder and lightning signal transacting is electric
Road 102 is required to the size adjust gain according to input signal, so that thunder and lightning signal processing circuit can take into account low coverage
From with the thunder and lightning that occurs at a distance.Therefore in the present embodiment, the gain of operational amplification circuit 201 is adjustable.
Filter circuit 202 is connected with operational amplification circuit 201.In the present embodiment, filter circuit 203 is preferably by low pass
Filter circuit, filter out other High-frequency Interferences
Integrating circuit 203 is connected with filter circuit 202, and it is used for the induced voltage signal for transmitting filter circuit 202 to come
It is reduced to magnetic field intensity signal.
The signal that analog to digital conversion circuit 204 is used to transmit to come to integrating circuit 203 carries out analog-to-digital conversion, obtains corresponding
Data signal, and the digital data transmission to characteristic attribute parameter is extracted in circuit 103.
It should be noted that in other embodiments of the invention, thunder and lightning signal processing circuit 102 can also use other
Rational circuit form, to complete the processing such as amplification, filtering and analog-to-digital conversion to electric signal caused by Anneta module 101
Process, the invention is not restricted to this.
Characteristic attribute parameter extraction circuit 103 is mainly the various features attribute parameter for obtaining variety classes thunder and lightning.Wherein,
Acquired characteristic attribute parameter includes：Starting time, peak dot time, suddenly peak dot value, point time, steep point value and zero passage half cycle
Time.
In the present embodiment, characteristic attribute parameter extraction circuit 103 uses the framework of high-speed data process circuit.Specifically,
Characteristic attribute parameter is extracted circuit 103 and completed based on FPGA design, wherein, FPGA is preferably by altera corp
EP4CE22 family chips.Certainly, in other embodiments of the invention, characteristic attribute parameter extraction circuit 103 can also use
Other rational components and circuit form realize that the invention is not restricted to this.
Again as shown in figure 1, also including gps signal in the device 100 for lighting location that the present embodiment is provided
Receiving circuit 109.Gps signal receiving circuit 109 is connected with characteristic attribute parameter extraction circuit 103, such characteristic attribute parameter
Extraction circuit 103 can be to obtain current temporal information and positional information by gps signal receiving circuit 109.
In order to ensure device can normal work, the device 100 for lighting location that the present embodiment is provided also has
Self-checking function.Specifically, as shown in figure 1, the device realizes the self-test to the device by self-checking circuit 108.Self-checking circuit
108 are connected with detection of magnetic field antenna 106, electric field detecting antenna 107 and characteristic attribute parameter extraction circuit 103, and it can be produced
Self-test signal simultaneously simulates corresponding thunder and lightning signal according to the self-test signal, with by detection of magnetic field antenna and electric field detecting antenna sound
Should thunder and lightning signal.Meanwhile self-checking circuit 108 can also obtain feature now by characteristic attribute parameter extraction circuit 103
Attribute parameter.Self-checking circuit 108 carrys out judgment means by judging whether self-test signal matches with obtained characteristic attribute parameter
State.
Specifically, as shown in figure 3, in the present embodiment, self-checking circuit 108 includes：Self-test signal generative circuit 301, level
Change-over circuit 302, thunder and lightning signal waveform analog circuit 303 and Signal Matching circuit 304.Wherein, self-test signal generative circuit
301 can produce self-test signal, and the self-test signal that level shifting circuit can generate to self-test signal generative circuit 301 enters line level
Conversion, and the self-test signal after level conversion is sent to thunder and lightning signal waveform analog circuit 303, with by thunder and lightning signal waveform mould
Intend circuit 303 and simulate corresponding thunder and lightning signal.
In the present embodiment, the maximum level for the self-test signal that self-test signal generative circuit 301 is generated is 3.3V, and is passed through
The maximum level of self-test signal can be then converted to 15V by level shifting circuit 302.It should be noted that the present invention its
In his embodiment, the maximum level for the self-test signal that self-test signal generative circuit 301 is generated can also be other reasonable values, together
When, the maximum level for the signal that level shifting circuit 302 is exported can also be to meet thunder and lightning signal waveform analog circuit 303
Other reasonable values, the invention is not restricted to this.It is also desirable to, it is noted that in the case of necessary, gone back in self-checking circuit 108
Level shifting circuit 302 can not be configured, the present invention is similarly not so limited to.
Signal Matching circuit 304 is connected with self-test signal generative circuit 301 and characteristic attribute parameter extraction circuit 103, its
It characteristic attribute parameter can be extracted to circuit 103 respond characteristic attribute parameter obtained by self-test signal and self-test signal and carry out
Match somebody with somebody, and according to the state of matching result judgment means.If characteristic attribute parameter mismatches with self-test signal, show this fashionable dress
Put in the presence of abnormal；If it does, then show that now device is normal.
It should be noted that in different embodiments of the invention, self-test signal generative circuit 301 and Signal Matching circuit
304 can both be realized by different components, can also be realized by same component, the invention is not restricted to this.
In the present embodiment, thunder and lightning signal imitation circuit 303 includes thunder and lightning magnetic simulation circuit and thunder and lightning electric field simulation circuit,
Fig. 4 and Fig. 5 respectively illustrates the structural representation of thunder and lightning magnetic simulation circuit and thunder and lightning electric field simulation circuit.
As shown in figure 4, in the present embodiment, thunder and lightning magnetic simulation circuit includes sense of current handover module 401 and magnetic field certainly
Examine antenna 402.Wherein, the input of sense of current handover module 401 is connected with level shifting circuit 302, output end and magnetic field
Self-test antenna 402 connects, and magnetic field self-test antenna 402 couples with detection of magnetic field antenna 106.In the present embodiment, sense of current switching
Switch 401 can the self-test clock signal that self-test signal generative circuit 301 is generated the control incision change of current through magnetic field self-test
The sense of current of antenna 106, and the size of electric current is then determined by the amplitude control signal in self-test signal.
Specifically, as shown in figure 4, in the present embodiment, sense of current handover module 401 include first switching switch 401a and
Second switching switch 401b.First switching switch 401a control terminal is used to receive the first self-test clock signal Vctr1, and it first
External connection end is used to receive the amplitude control signal in self-test signal, the second external connection end ground connection.Similarly, the second switching switch 401b
Control terminal be used to receive the second self-test clock signal Vctr2, its first external connection end is used to receive amplitude control in self-test signal
Signal processed, the second external connection end ground connection.
When the first switching switch 401a outputs it port and the first external-connected port according to the first self-test clock signal Vctr1
During conducting, now the second switching switch 401b then outputs it port and second external according to the second self-test clock signal Vctr2
End conducting.So, the electric current for flowing through magnetic field self-test antenna 402 just flows to B ends by A ends.
And port and the second external connection end are output it according to the first self-test clock signal Vctr1 when the first switching switchs 401a
During mouth conducting, now the second switching switch 401b is then output it outside port and first according to the second self-test clock signal Vctr2
Connect port conducting.So, the electric current for flowing through magnetic field self-test antenna 402 just flows to A ends by B ends.
, can be to simulate the thunder and lightning of different orientations by different self-test clock signals according to above-mentioned principle, and be somebody's turn to do
The intensity of thunder and lightning is then determined by the amplitude control signal in self-test signal.
As shown in figure 5, the thunder and lightning electric field simulation circuit that the present embodiment is provided includes：Bleeder circuit 501, voltage changer
502nd, difference channel 503 and electric field self-test antenna 504.Wherein, bleeder circuit 501 is connected with level shifting circuit 302, and it can
According to level shifting circuit 302 transmission come self-test signal generate first voltage signal V1 and with second voltage signal V2.
Specifically, as shown in figure 5, in the present embodiment, bleeder circuit 501 includes the first resistor R1 and second resistance of series connection
R2, wherein, first resistor R1 is connected with level shifting circuit 302, and second resistance R2 is connected to ground.So division module 501 is given birth to
Into first voltage signal V1 i.e. self-test signal, and second voltage signal V2 is then the electricity of resistance R1 and resistance R2 common ports
Press signal.
It should be noted that in other embodiments of the invention, bleeder circuit 501 can also use other rational members
Device or circuit form realize that the invention is not restricted to this.
Voltage changer 502 allows hand over first voltage signal V1 and second voltage signal V2 output pin, so poor
The signal that parallel circuit 503 exports just converts between V1-V2 and V2-V1, so that electric field self-test antenna 504 can simulate
Electric field can change direction.And the intensity for the electric field that electric field self-test antenna 504 is simulated is also just by first voltage signal V1
Determined with second voltage signal V2 difference.
In the present embodiment, the self-test signal generation unit in communication module 104 and self-checking circuit 108 be by ARM chips and
Its peripheral circuit is realized.Certainly, in other embodiments of the invention, said apparatus can also use other Rationals
To realize, the invention is not restricted to this.Such as in other embodiments of the invention, said apparatus both can with DSP+CPU framework,
SoC framework can also be used, or be the framework for using the fpga chip with CPU.When using DSP+CPU framework,
DSP mainly completes to realize the function of characteristic attribute parameter extraction, and CPU mainly realizes communication and self-checking function.
As can be seen that the device for lighting location that the present embodiment is provided can realize original thunder from foregoing description
Quick, the accurate collection of electric data sample, station carries out lighting location so as to centered on and analysis provides foundation, helps to carry
The efficiency and promptness of high thunder and lightning analysis.Meanwhile the device also has self-checking function, its can improve the reliability of device and
The accurate fixed and reliability for the data that device is collected.
It should be understood that disclosed embodiment of this invention is not limited to specific structure disclosed herein, and should prolong
Reach the equivalent substitute for these features that those of ordinary skill in the related art are understood.It is to be further understood that use herein
Term be only used for describing the purpose of specific embodiment, and be not intended to limit.
" one embodiment " or " embodiment " mentioned in specification means special characteristic, the structure described in conjunction with the embodiments
Or during characteristic is included at least one embodiment of the present invention.Therefore, the phrase " reality that specification various places throughout occurs
Apply example " or " embodiment " same embodiment might not be referred both to.
For convenience, multiple projects, construction unit and/or component units as used herein may alternatively appear in common list.
However, these lists should be interpreted that each element in the list is respectively identified as independent unique member.Therefore, not anti-
Face illustrate in the case of, no one of list member can be based only upon they appear in just be interpreted in common list it is identical
The actual equivalent of any other member of list.In addition, the reference that can also be come together herein together with the replacement for each element
Various embodiments of the present invention and example.It should be appreciated that these embodiments, example and replacement be not construed as it is mutual etc.
Jljl, and it is considered as the independent autonomous representative of the present invention.
Although above-mentioned example is used to illustrate principle of the present invention in one or more apply, for the technology of this area
For personnel, in the case of without departing substantially from the principle and thought of the present invention, hence it is evident that can in form, the details of usage and implementation
It is upper that various modifications may be made and does not have to pay creative work.Therefore, the present invention is defined by the appended claims.
Claims (16)
- A kind of 1. device for lighting location, it is characterised in that including：Detection of magnetic field antenna and electric field detecting antenna, it is respectively used to obtain magnetic field induction signal and electric field induction signal；Thunder and lightning signal processing circuit, it is connected with the detection of magnetic field antenna and electric field detecting antenna, for respectively to the magnetic Field induced signal and electric field induction signal are handled and obtain corresponding digital thunder and lightning signal；Characteristic attribute parameter extracts circuit, and it is connected with the thunder and lightning signal processing circuit, for from the digital thunder and lightning signal Middle extraction obtains characteristic attribute parameter；Communication module, it is connected with characteristic attribute parameter extraction circuit, for the characteristic attribute parameter to be sent out；Self-checking circuit, it is connected with the detection of magnetic field antenna, electric field detecting antenna and characteristic attribute parameter extraction circuit, used In producing self-test signal and simulating corresponding thunder and lightning signal according to the self-test signal, with by the detection of magnetic field antenna and electricity Field exploring antenna responds the thunder and lightning signal, and the self-checking circuit passes through the characteristic attribute parameter and extracted corresponding to circuit acquisition Characteristic attribute parameter, and the feature of the self-test signal is matched with obtained characteristic attribute parameter, according to matching result Judge the state of described device.
- 2. device according to claim 1, it is characterised in that the detection of magnetic field antenna includes the first detection of magnetic field antenna With the second detection of magnetic field antenna, the first detection of magnetic field antenna and the second detection of magnetic field antenna are a pair along North and South direction and east The antenna that west is set to orthogonal vertical.
- 3. device according to claim 2, it is characterised in that the thunder and lightning signal processing circuit includes：First signal processing circuit, it is connected with the first detection of magnetic field antenna, for the first detection of magnetic field antenna Caused first magnetic field induction signal is handled and obtains corresponding data signal；Secondary signal process circuit, it is connected with the second detection of magnetic field antenna, for the second detection of magnetic field antenna Caused second magnetic field induction signal is handled and obtains corresponding data signal.
- 4. device according to claim 3, it is characterised in that first signal processing circuit includes：Operational amplification circuit, it is connected with the first detection of magnetic field antenna；Filter circuit and integrating circuit, the filter circuit are connected between the operational amplification circuit and the integrating circuit；Analog to digital conversion circuit, it is connected with the integrating circuit.
- 5. the device according to claim 3 or 4, it is characterised in that the thunder and lightning signal processing circuit also includes：3rd signal processing circuit, it is connected with the electric field detecting antenna, for electric caused by the electric field detecting antenna Field induced signal is handled and obtains corresponding data signal.
- 6. device according to claim 5, it is characterised in that first signal processing circuit, secondary signal processing electricity Road is identical with the structure of the 3rd signal processing circuit.
- 7. device according to claim 1, it is characterised in that the self-checking circuit includes：Self-test signal generative circuit, it is used to produce self-test signal；Thunder and lightning signal waveform analog circuit, it is connected with the self-test signal generative circuit, for according to the self-test signal mould Draw up corresponding thunder and lightning signal；Signal Matching circuit, it is connected with characteristic attribute parameter extraction circuit with the self-test signal generative circuit, for by institute The characteristic attribute parameter that characteristic attribute parameter extraction circuit is responded obtained by the self-test signal is stated to carry out with the self-test signal Match, and the state of described device is judged according to matching result.
- 8. device according to claim 7, it is characterised in that the thunder and lightning signal waveform analog circuit includes thunder and lightning magnetic field Analog circuit and thunder and lightning electric field simulation circuit.
- 9. device according to claim 8, it is characterised in that the thunder and lightning magnetic simulation circuit switches including the sense of current Module and magnetic field self-test antenna, wherein, the sense of current handover module is connected with the self-test signal generative circuit, the magnetic Self-test antenna is connected with the sense of current handover module, meanwhile, the magnetic field self-test antenna also with the detection of magnetic field day Line couples, and the sense of current handover module is configured to the control incision change of current of the self-test clock signal in the self-test signal Self-test sense of current through the magnetic field self-test antenna.
- 10. device according to claim 8 or claim 9, it is characterised in that the thunder and lightning electric field simulation circuit includes：Bleeder circuit, it is connected with the self-test signal generative circuit, for generating first voltage letter according to the self-test signal Number and second voltage signal；Voltage changer, it is connected with the bleeder circuit, for switching the first voltage signal and second voltage signal Output port；Difference channel and electric field self-test antenna, the difference channel be connected to the voltage changer and electric field self-test antenna it Between, the electric field self-test antenna couples with the electric field detecting antenna.
- 11. the device according to any one of claim 7~9, it is characterised in that the self-checking circuit also includes：Level shifting circuit, it is connected between self-test signal generative circuit and thunder and lightning the signal waveform analog circuit, is used for Level conversion is carried out to the self-test signal, and the self-test signal after level conversion is transferred to the thunder and lightning signal waveform and simulated Circuit.
- 12. device according to claim 10, it is characterised in that the self-checking circuit also includes：Level shifting circuit, it is connected between self-test signal generative circuit and thunder and lightning the signal waveform analog circuit, is used for Level conversion is carried out to the self-test signal, and the self-test signal after level conversion is transferred to the thunder and lightning signal waveform and simulated Circuit.
- 13. according to the device any one of Claims 1 to 4,6~9 and 12, it is characterised in that described device also includes：Gps signal receiving circuit, it is connected with characteristic attribute parameter extraction circuit.
- 14. device according to claim 5, it is characterised in that described device also includes：Gps signal receiving circuit, it is connected with characteristic attribute parameter extraction circuit.
- 15. device according to claim 10, it is characterised in that described device also includes：Gps signal receiving circuit, it is connected with characteristic attribute parameter extraction circuit.
- 16. device according to claim 11, it is characterised in that described device also includes：Gps signal receiving circuit, it is connected with characteristic attribute parameter extraction circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510562865.1A CN105067898B (en) | 2015-09-07 | 2015-09-07 | A kind of device for lighting location |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510562865.1A CN105067898B (en) | 2015-09-07 | 2015-09-07 | A kind of device for lighting location |
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| CN106483386B (en) * | 2016-08-30 | 2019-02-01 | 黄显良 | A kind of Loran-C reception system |
| CN107091957B (en) * | 2017-03-13 | 2019-11-12 | 张宁 | A kind of thunder measuring and orientation system and its localization method |
| CN109100577A (en) * | 2018-07-11 | 2018-12-28 | 云南电网有限责任公司电力科学研究院 | A kind of remote lightening detection system and method |
| CN113960377A (en) * | 2021-10-22 | 2022-01-21 | 湖北省气象信息与技术保障中心 | Anti-interference three-dimensional lightning detection position indicator |
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