CN106501623A - Multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus and multi-rotor unmanned aerial vehicle - Google Patents
Multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus and multi-rotor unmanned aerial vehicle Download PDFInfo
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- CN106501623A CN106501623A CN201610953656.4A CN201610953656A CN106501623A CN 106501623 A CN106501623 A CN 106501623A CN 201610953656 A CN201610953656 A CN 201610953656A CN 106501623 A CN106501623 A CN 106501623A
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- 238000005259 measurement Methods 0.000 title claims abstract description 21
- 230000003321 amplification Effects 0.000 claims abstract description 20
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 17
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical group C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims description 30
- 229910052751 metal Inorganic materials 0.000 claims description 30
- 230000005684 electric field Effects 0.000 claims description 13
- 239000012636 effector Substances 0.000 claims description 5
- 230000001939 inductive effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/24—Arrangements for measuring quantities of charge
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0807—Measuring electromagnetic field characteristics characterised by the application
- G01R29/0814—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning
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Abstract
The present invention provides a kind of multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus, there is thunderbolt early warning system, the Lightning Warning system includes induced voltage sensing device, induced voltage amplification module and signal processing module, the induced voltage sensing device is in multi-rotor unmanned aerial vehicle, for gathering the induced voltage in multi-rotor unmanned aerial vehicle, the induced voltage is compared with given threshold after amplifying, when the induced voltage after the amplification is more than the given threshold, the signal processing module sends lightning risk early warning signal.The device can be measured to Lightning disservice during unmanned machine operation and be assessed, and unmanned operators are given by assessment result real-time Transmission, so that multi-rotor unmanned aerial vehicle can be in overcast and rainy normal operation, multi-rotor unmanned aerial vehicle activity duration length of window can be greatly improved, reduce the harm is struck by lightning by unmanned plane, ensure the job safety of unmanned plane.The present invention also provides a kind of multi-rotor unmanned aerial vehicle.
Description
Technical field
The present invention relates to Lightning disservice e measurement technology, more particularly to a kind of multi-rotor unmanned aerial vehicle Lightning disservice measurement dress
Put and multi-rotor unmanned aerial vehicle, belong to unmanned plane lightning protection field.
Background technology
In recent years, multi-rotor unmanned aerial vehicle can be hovered with its flight stability, and operating technology requires low feature, extensively should
Assess for the condition of a disaster, agriculture feelings are diagnosed, high-risk, the unsuitable manual operation field such as danger zone resource exploration.Multi-rotor unmanned aerial vehicle is filled
Divide and excavate modern microelectronic technology, accurately fly prosecutor formula in conjunction with stable, super low altitude flight can be pinpointed in the range of 1km, can be made
Loading platform for operations such as extreme low-altitude image acquisition, low altitude remote sensing image shootings.Multi-rotor unmanned aerial vehicle downstream demand is very wide
General, many including agricultural, electric power oil, inspection calamity, forestry, meteorology, land resources, police, ocean water conservancy, mapping, urban planning etc.
The domain requirement such as the detection of individual industry, wherein the condition of a disaster and power-line patrolling is more urgent, and possesses larger market scale.Due to using
Scope is extensive all the more, and multi-rotor unmanned aerial vehicle will be applied in various working environments, and all weather operations have been also inexorable trends, have
Shi Yin carries out an urgent task can carry out operation under severe natural conditions, this thereby necessarily increases unmanned plane and be subjected to natural disaster and attack
Probability, thunderbolt is one of most common of which phenomenon.According to statistics, the whole world will occur 8,000,000 thunders and lightnings daily, wherein have
160000 times lightning voltage is up to hundred million volts, and current peak reaches 200kA, and this thunder and lightning can form the plasma channel for covering several kilometers,
Lightning information mostly is high band, and current changing rate reaches 105A/ μ s levels, and electromagnetic pulse discharge energy reaches hundreds of megajoule.According to historical data
Record, in aviation history, there are 2500 multi-aircrafts to ruin by thunderbolt；Counted according to relevant department of the U.S., B-707 type aircrafts are by thunder
The probability for hitting is 1/4400, and the probability that B-747 types aircraft is hit by thunder and lightning is 1/2600, and the aircraft that a frame course line is fixed is put down
Homogeneous year once will be struck by lightning.Relative to manned passenger plane, multi-rotor unmanned aerial vehicle does not have tight aerial mission, but its range of application
Extensively, the line of flight is not fixed, it cannot be guaranteed that avoiding thunderstorm operation under contingency condition, and multi-rotor unmanned aerial vehicle flying area exists
Within 1km, it is more subject to be struck by lightning.Between cloud ground, thunder and lightning occurs mainly in below 3km, and multi-rotor unmanned aerial vehicle operation height typically exists
Below 1km, belongs to thunderbolt event hotspots, so the probability is struck by lightning by multi-rotor unmanned aerial vehicle is relatively large.Research revolves
Wing unmanned plane lightning protection key technology, it is ensured that the complicated flight weather con dition of unmanned plane reply, to expanding unmanned plane range of application, promotes
Operation application development in unmanned plane low latitude has extremely crucial meaning.
Content of the invention
In order to solve the problems of the prior art, the present invention proposes multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus, can
The device is estimated by multi-rotor unmanned aerial vehicle Lightning disservice, to ensure the thunder and lightning safety of unmanned machine operation under rainy weather
Property.
The purpose of the present invention is achieved through the following technical solutions.
A kind of multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus, with thunderbolt early warning system, it is characterised in that the thunder
Hitting early warning system includes that induced voltage sensing device, induced voltage amplification module and signal processing module, the induced voltage are passed
, in multi-rotor unmanned aerial vehicle, for gathering the induced voltage in multi-rotor unmanned aerial vehicle, the induced voltage is through institute for induction device
State induced voltage amplification module to be amplified, the signal processing module receives the induced voltage after amplifying, and and given threshold
It is compared, when the induced voltage after the amplification is more than the given threshold, the signal processing module sends thunderbolt danger
Dangerous early warning signal.
Further, also include data transmission system, pre- for receiving the lightning risk that the signal processing module sends
Alert signal, and the lightning risk early warning signal is transferred on the flight controller of ground effector so that ground controls
Person can be judged according to lightning risk early warning signal, decide whether to stop operation.
Further, include Calibration device in the signal processing module, for by the induced voltage after the amplification
Value is converted to corresponding electric field intensity.
Further, the given threshold is that electric field intensity is 3 × 104V/m.
Further, 7 powers of the gain amplifier of the induced voltage amplification module more than 10.
Further, the induced voltage sensing device is made up of metal wire and electric capacity, the electric capacity two ends respectively with metal
Line is connected, and the induced voltage sensing device is placed on unmanned plane mainframe.
Further, the unmanned plane mainframe includes first girder and the second girder of omnidirectional distribution.
Further, the induced voltage sensing device includes the first electric capacity, the second electric capacity, the first metal wire, the second metal
Line, the 3rd metal wire and the 4th metal wire, first metal wire are connected by first electric capacity with second metal wire,
And be arranged along a straight line on first girder, the 3rd metal wire and the 4th metal wire 3-4 are by the described second electricity
Hold and be connected, and be arranged along a straight line on second girder.
It is another object of the present invention to proposing a kind of multi-rotor unmanned aerial vehicle, the multi-rotor unmanned aerial vehicle at least includes above-mentioned
Multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus.
The present invention principle be：As thunderbolt event is space electric discharge phenomena, therefore, before primary space electric discharge, meeting
There is stronger space electric field (3 × 106V/m air breakdown condition could be met) to be struck by lightning, and so strong space electric field meeting
So that the CHARGE DISTRIBUTION on unmanned plane changes, as long as the CHARGE DISTRIBUTION change on monitoring unmanned plane, you can thunderbolt is carried out
Early warning.Therefore, as long as placing two-way induced voltage sensing dress on the girder of the omnidirectional distribution on multi-rotor unmanned aerial vehicle mainframe
Put, by monitoring the change of two-way induced voltage, and (threshold value can be by faradism to reach certain threshold value in two-way induced voltage
Space electrical field corresponding to pressure and induced voltage determining, as space electrical field ＞ 3 × 104Thunderbolt is can be considered during V/m
Dangerous higher) early warning can be carried out to Lightning disservice.
It is an advantage of the current invention that：
A kind of multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus of the present invention, are caused by monitoring thunderbolt front space electric field
Unmanned plane on CHARGE DISTRIBUTION situation of change, to thunderbolt carry out early warning.The present invention can be to Lightning disservice during unmanned machine operation
Property measure and assess, and give unmanned operators by assessment result real-time Transmission, so that multi-rotor unmanned aerial vehicle can be with
In overcast and rainy normal operation, only when Lightning disservice arrives some strength greatly, early warning is provided, just cancel operation, can be greatly improved
Multi-rotor unmanned aerial vehicle activity duration length of window, reduces the harm is struck by lightning by unmanned plane, ensures the job safety of unmanned plane.
Description of the drawings
By reading the detailed description of hereafter preferred implementation, various other advantages and benefit are common for this area
Technical staff will be clear from understanding.Accompanying drawing is only used for the purpose for illustrating preferred implementation, and is not considered as to the present invention
Restriction.And in whole accompanying drawing, it is denoted by the same reference numerals identical part.In the accompanying drawings：
Accompanying drawing 1 shows the thunderbolt early warning system block diagram according to embodiment of the present invention；
Accompanying drawing 2 shows the induced voltage sensing device structure on unmanned plane according to embodiment of the present invention
Figure.
In diagram, the first girders of 1-1., the second girders of 1-2., the first electric capacity of 2-1., the second electric capacity of 2-2., the first gold medals of 3-1.
Category line, the second metal wires of 3-2., the 3rd metal wires of 3-3., the 4th metal wires of 3-4..
Specific embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although this public affairs is shown in accompanying drawing
The illustrative embodiments that opens, it being understood, however, that may be realized in various forms the disclosure and the reality that should do not illustrated here
The mode of applying is limited.On the contrary, there is provided these embodiments are able to be best understood from the disclosure, and can be by this public affairs
What the scope opened was complete conveys to those skilled in the art.
According to the embodiment of the present invention, a kind of multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus are proposed, such as Fig. 1 institutes
Show, with thunderbolt early warning system, the thunderbolt early warning system includes induced voltage sensing device, induced voltage amplification module and letter
Number processing module, the induced voltage sensing device in multi-rotor unmanned aerial vehicle, for gathering in multi-rotor unmanned aerial vehicle
Induced voltage, the induced voltage are amplified through the induced voltage amplification module, and the signal processing module is received and amplified
Induced voltage afterwards, is compared with given threshold after low-pass digital filter, and the induced voltage after amplification is more than institute
When stating given threshold, the signal processing module sends lightning risk early warning signal.
Include Calibration device in the signal processing module, for being converted to the inductive voltage value after the amplification
Corresponding electric field intensity.
The given threshold is 3 × 104The electric field intensity of V/m.
7 powers of the gain amplifier of the induced voltage amplification module more than 10.
The induced voltage sensing device is made up of metal wire and electric capacity, and the electric capacity two ends are connected with metal wire respectively,
The induced voltage sensing device is placed on unmanned plane mainframe.
The Lightning disservice measurement apparatus also include data transmission system, send for receiving the signal processing module
Lightning risk early warning signal, and the lightning risk early warning signal is transferred to the flight controller of ground effector
On so that ground effector can be judged according to lightning risk early warning signal, decide whether to stop operation.
In the present embodiment, using 4 metal lines and two electric capacity, as shown in Figure 2, unmanned plane mainframe includes orthogonal point
The first girder 1-1 and the second girder 1-2 of cloth, the first metal wire 3-1 and the second metal wire 3-2 are connected by the first electric capacity 2-1,
And be arranged along a straight line on the first girder 1-1, the 3rd metal wire 3-3 and the 4th metal wire 3-4 is connected by the second electric capacity 2-2,
And be arranged along a straight line on the second girder 1-2.
The induced voltage amplification module is divided into two-way, and wherein all the way the induced voltage on the first electric capacity 2-1 is put
Greatly, more than 10 7 powers, another road is amplified gain amplifier to the induced voltage on the second electric capacity 2-2, and gain amplifier exists
More than 10 7 powers.
Described signal processing module is acquired to the two-way induced voltage of induced voltage amplification module, Low pass digital filter
Ripple and judgement, when electric field intensity ＞ 3 × 10 representated by any induced voltage all the way4Lightning risk early warning is given during V/m,
By early warning signal transmission data transmission system.Described induced voltage amplification module output voltage and representative electric field intensity
Between relation, demarcation determination can be carried out in Calibration device.
The present invention also proposes a kind of multi-rotor unmanned aerial vehicle, the multi-rotor unmanned aerial vehicle at least include above-mentioned many rotors nobody
Machine Lightning disservice measurement apparatus.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in,
Should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be described with the protection model of claim
Enclose and be defined.
Claims (9)
1. a kind of multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus, with thunderbolt early warning system, it is characterised in that the thunderbolt
Early warning system includes induced voltage sensing device, induced voltage amplification module and signal processing module, the induced voltage sensing
, in multi-rotor unmanned aerial vehicle, for gathering the induced voltage in multi-rotor unmanned aerial vehicle, the induced voltage is through described for device
Induced voltage amplification module is amplified, and the signal processing module receives the induced voltage after amplifying, and enters with given threshold
Row compares, and when the induced voltage after the amplification is more than the given threshold, the signal processing module sends lightning risk
Property early warning signal.
2. multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus according to claim 1, it is characterised in that also include data
Transmission system, for receiving the lightning risk early warning signal that the signal processing module sends, and by the lightning risk
Early warning signal is transferred on the flight controller of ground effector so that ground effector can be pre- according to the lightning risk
Alert signal is judged, decides whether to stop operation.
3. multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus according to claim 2, it is characterised in that at the signal
Include Calibration device in reason module, for the inductive voltage value after the amplification is converted to corresponding electric field intensity.
4. multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus according to claim 3, it is characterised in that the setting threshold
It is worth for 3 × 104The electric field intensity of V/m.
5. multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus according to claim 4, it is characterised in that the faradism
7 powers of the gain amplifier of pressure amplification module more than 10.
6. multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus according to any one of claim 1-5, it is characterised in that
The induced voltage sensing device is made up of metal wire and electric capacity, and the electric capacity two ends are connected with metal wire respectively, the sensing
Voltage sensing device is placed on unmanned plane mainframe.
7. multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus according to claim 6, it is characterised in that the unmanned plane
Mainframe includes first girder and the second girder of omnidirectional distribution.
8. multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus according to claim 7, it is characterised in that the faradism
Pressure sensing device includes the first electric capacity, the second electric capacity, the first metal wire, the second metal wire, the 3rd metal wire and the 4th metal wire,
First metal wire is connected by first electric capacity with second metal wire and is arranged along a straight line in first girder
On, the 3rd metal wire is connected by second electric capacity with the 4th metal wire and is arranged along a straight line in the described second master
Liang Shang.
9. a kind of multi-rotor unmanned aerial vehicle, it is characterised in that the multi-rotor unmanned aerial vehicle at least includes appointing according in claim 1-8
Multi-rotor unmanned aerial vehicle Lightning disservice measurement apparatus described in one.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610953656.4A CN106501623B (en) | 2016-11-03 | 2016-11-03 | Multi-rotor unmanned aerial vehicle Lightning disservice measuring device and multi-rotor unmanned aerial vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610953656.4A CN106501623B (en) | 2016-11-03 | 2016-11-03 | Multi-rotor unmanned aerial vehicle Lightning disservice measuring device and multi-rotor unmanned aerial vehicle |
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| Publication Number | Publication Date |
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| CN106501623A true CN106501623A (en) | 2017-03-15 |
| CN106501623B CN106501623B (en) | 2019-06-14 |
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2016
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| US8010289B1 (en) * | 2005-07-19 | 2011-08-30 | Avidyne Corporation | Method and apparatus for detecting and processing lightning |
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| 吴广宁: "《过电压防护的理论与技术》", 31 August 2015 * |
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