CN207650335U - The device for detecting corona discharge of number of photons is corrected in a kind of Kinect rangings - Google Patents
The device for detecting corona discharge of number of photons is corrected in a kind of Kinect rangings Download PDFInfo
- Publication number
- CN207650335U CN207650335U CN201720685115.8U CN201720685115U CN207650335U CN 207650335 U CN207650335 U CN 207650335U CN 201720685115 U CN201720685115 U CN 201720685115U CN 207650335 U CN207650335 U CN 207650335U
- Authority
- CN
- China
- Prior art keywords
- kinect
- freedom
- photons
- degrees
- corona discharge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model is related to the device for detecting corona discharge that number of photons is corrected in a kind of Kinect rangings, including：Firm banking；Cradle head of two degrees of freedom is set on firm banking；Combine detection module, is set on cradle head of two degrees of freedom, is integrated with Kinect depth transducers and day total blindness's ultraviolet imager；Control process module, it is separately connected cradle head of two degrees of freedom, Kinect depth transducers and day total blindness's ultraviolet imager, cradle head of two degrees of freedom movement is controlled, and receives the measuring signal of Kinect depth transducers and day total blindness's ultraviolet imager, realize corona discharge detection and is corrected.Compared with prior art, the utility model, which has, corrects precision height, advantages of simple structure and simple, solves the problems, such as that conventional electric power equipment surface corona discharge number of photons distance correction is inaccurate.
Description
Technical field
The utility model is related to a kind of corona discharge ultraviolet imagery detection photon counting apparatus, more particularly, to a kind of Kinect
The device for detecting corona discharge of number of photons is corrected in ranging.
Background technology
Day total blindness's ultraviolet imagery is a kind of visual high-tension apparatus surface-discharge detection method, have detection range it is remote,
Non-contact, discharge position accurate positioning plurality of advantages, obtained in electric system high-tension apparatus discharge examination in recent years compared with
It is widely applied." number of photons " is mostly used in laboratory research at present and live discharge examination as electric discharge quantization parameter, but
When engineering detects electric discharge in practice, the measuring distance of ultraviolet imager is simultaneously not fixed, and distance significantly affects number of photons.
Under identical strength of discharge, the distance the remote, and the number of photons detected is smaller, and testing result is caused not have comparability so that
It formulates and is difficult to determine specific number of photons threshold value in the Guidelines of ultraviolet imagery detection.Thus between research number of photons and distance
Relationship and number of photons be adapted to certain unify under observed range to have important practical significance.Thus, it is therefore necessary to obtain quilt
The distance of observation point is arrived at measurement equipment surface-discharge.
Currently, existing distance measuring method, including：Laser ranging method (application number：CN201620641553.X), ultrasound
Away from method (application number：CN201520814999.3), infrared distance measuring method (application number：) and microwave thunder CN200910312713.0
Up to telemetry etc..In above-mentioned method, distance mearuring equipment is generally used the pattern of single-point ranging, although this pattern can be to list
The distance of one point of discharge obtains good measurement effect, still, it is contemplated that high-tension electricity equipment is a large scale 3 D stereo knot
Structure in height, all has certain scale in three dimensions of width and depth, and there may be multiple corona discharges in same equipment
Locate, single-point distance measurement mode cannot be satisfied the accurate modified demand of electric discharge number of photons distance at this time.Just there is an urgent need to a kind of flexible for this
Degree higher is combined better distance measuring method with ultraviolet imager.
Utility model content
The purpose of this utility model is to be directed to the inaccurate problem of current day total blindness ultraviolet imager number of photons distance correction,
Propose a kind of device for detecting corona discharge of Kinect rangings amendment number of photons.
The purpose of this utility model can be achieved through the following technical solutions：
The device for detecting corona discharge of number of photons is corrected in a kind of Kinect rangings, including：
Firm banking；
Cradle head of two degrees of freedom is set on firm banking；
Combine detection module, is set on cradle head of two degrees of freedom, be integrated with Kinect depth transducers and day total blindness it is ultraviolet
Imager；
Control process module is separately connected cradle head of two degrees of freedom, Kinect depth transducers and day total blindness's ultraviolet imager,
Cradle head of two degrees of freedom movement is controlled, and receives the measuring signal of Kinect depth transducers and day total blindness's ultraviolet imager, is realized
Corona discharge is detected and is corrected.
The cradle head of two degrees of freedom includes holder ontology and the PTZ level direction stepping being connect respectively with holder ontology
Motor and holder vertical direction stepper motor, PTZ level direction stepper motor and holder vertical direction stepper motor with
Control process module connects.
The combine detection module includes casing, and the Kinect depth transducers and day total blindness's ultraviolet imager paste up and down
Conjunction is installed in the casing, and the Kinect depth transducers are identical with the direction of day total blindness's ultraviolet imager, and fit in
The same side of casing.
The casing is equipped with the thermovent for the heat dissipation of Kinect depth transducers.
Between the Kinect depth transducers and day total blindness's ultraviolet imager, between day total blindness's ultraviolet imager and casing
And it is mounted on crash roll on the contact surface between Kinect depth transducers and casing.
The control process module includes sequentially connected CPU, wireless communication module and host computer, and the CPU connects respectively
Connect cradle head of two degrees of freedom, Kinect depth transducers and day total blindness's ultraviolet imager.
The CPU and wireless communication module are integrated in cradle head of two degrees of freedom.
Power supply of the setting for device for detecting corona discharge work in the cradle head of two degrees of freedom.
Compared with prior art, the utility model has the following advantages：
1) the utility model is measured at power equipment corona discharge using Kinect depth transducers between Kinect
Distance, and the number of photons information measured with distance correction day total blindness's ultraviolet imager effectively improve the accurate of number of photons measurement
Degree.
2) Kinect depth transducers and day total blindness's ultraviolet imager are bonded are installed on the machine up and down by the utility model
In shell, Kinect depth transducers are identical with the direction of day total blindness's ultraviolet imager, and fit in the same side of casing so that
It is equal to the distance to day total blindness's ultraviolet imager to the approximate distance of Kinect depth transducers at equipment electric discharge, substantially increases
Correct precision.
3) when carrying out number of photons amendment to the larger discharge equipment of volume, the utility model point of discharge to ultraviolet imager
Accurate number of photons correcting device it is with the obvious advantage, this number of photons correcting device corrects that precision is high, practicability is stronger.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is Kinect and parallel scheme of installation above and below day total blindness's ultraviolet imager；
Fig. 3 is the three-dimensional structure diagram of specific embodiment；
Fig. 4 is the system construction drawing of the utility model；
Fig. 5 is the work flow diagram of the utility model；
Fig. 6 is that single pixel point depth data stores schematic diagram in depth frame data；
Fig. 7 is the ultraviolet imagery collection of illustrative plates of ultraviolet source；
Fig. 8 is that the visible light of ultraviolet source synthesizes collection of illustrative plates with ultraviolet imagery；
Fig. 9 is the ultraviolet source depth image of Kinect depth transducers shooting.
Specific implementation mode
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, gives detailed embodiment and specific operating process, but the guarantor of the utility model
Shield range is not limited to following embodiments.
As shown in Figure 1, the present embodiment provides the device for detecting corona discharge that number of photons is corrected in a kind of Kinect rangings, including
Firm banking 6, cradle head of two degrees of freedom 5, combine detection module and control process module, wherein：Cradle head of two degrees of freedom 5 is fixedly installed
In on firm banking 6；Combine detection module is set on cradle head of two degrees of freedom 5, is integrated with Kinect depth transducers 1 and day is complete
Blind ultraviolet imager 2；Control process module be separately connected cradle head of two degrees of freedom 5, Kinect depth transducers 1 and day total blindness it is ultraviolet
Imager 2, control cradle head of two degrees of freedom 5 moves, and receives the survey of Kinect depth transducers 1 and day total blindness's ultraviolet imager 2
Signal is measured, realize corona discharge detection and is corrected.
As shown in figure 4, cradle head of two degrees of freedom 5 includes holder ontology and the PTZ level side being connect respectively with holder ontology
To stepper motor 14 and holder vertical direction stepper motor 15, PTZ level direction stepper motor 14 and holder vertical direction stepping
Motor 15 is connect with control process module, upper and lower, left and right scanning is carried out under the control of control process module, to select to close
Suitable shooting angle.The power supply that setting works for device for detecting corona discharge in cradle head of two degrees of freedom 5.
As Figure 1-Figure 2, combine detection module includes casing 8, Kinect depth transducers 1 and day total blindness's ultraviolet imagery
The fitting of about 2 instrument is installed in casing 8, and Kinect depth transducers 1 are identical with the direction of day total blindness's ultraviolet imager 2, and is pasted
Together in the same side of casing.In the present embodiment, casing 8 is the cuboid that a length × width × height is 35cm × 30cm × 20cm
Casing, Kinect depth transducers 1 it is consistent with the direction of day total blindness's ultraviolet imager 2 and with the one side of casing 30cm × 20cm
It is close to, due to 2 camera lens spacing very little of Kinect depth transducers 1 and day total blindness's ultraviolet imager, power equipment surface-discharge point
To Kinect depth transducers 1 distance with to almost the same at a distance from day total blindness's ultraviolet imager 2, improve amendment precision.
Casing 8 is equipped with the thermovent 3 for the heat dissipation of Kinect depth transducers.Kinect depth transducers 1 and day are complete
Between blind ultraviolet imager 2, between day total blindness's ultraviolet imager 2 and casing 8 and Kinect depth transducers 1 and casing 8 it
Between contact surface on be mounted on crash roll 7, with the stabilization of holding meanss physical arrangement.
In the present embodiment, the version of Kinect depth transducers is Kinect for Windows2.0, for measuring electric power
The distance between equipment surface corona point and Kinect depth transducers.Since depth data occupies 13 in frame data,
Therefore its maximum measurement distance is up to 213mm=8.192m.Kinect depth transducers are the sensor of 512 × 424 pixels,
Kinect depth transducers at power equipment surface corona at a distance from the depth that is shot by Kinect depth transducers
Frame data obtain.Each pixel occupies 16 bit binary datas in depth frame data, wherein and the 0th~2 is index bit, the 3rd~
15 depth values for unit pixel.Depth extraction software can obtain the pixel by the 3rd~15 bit data value and correspond to automatically
Depth data, as distance between Kinect depth transducers and corona discharge.By day total blindness's ultraviolet imager with
The data frame of Kinect depth transducers shooting is transmitted to host computer by Wi-Fi wireless communication modes.Deep using Kinect
On the basis of the distance that degree sensor detects, the equipment electric discharge number of photons that day total blindness's ultraviolet imager obtains is updated to photon
In number correction formula, to which the number of photons detected at different distance is adapted under unified observed range.
In the present embodiment, day total blindness's ultraviolet imagery model ZF-S2 type ultraviolet imagers, resolution ratio be 600 × 480, depending on
Field (H × V) is 5 ° × 3.75 °, and minimum ultraviolet luminous sensitivity is 3 × 10-18watt/cm2, can be to there are the electric power of corona discharge
Equipment carries out number of photons detection.
As shown in figure 4, control process module includes sequentially connected CPU11, wireless communication module 12 and host computer 13,
CPU11 be separately connected cradle head of two degrees of freedom 5 PTZ level direction stepper motor 14 and holder vertical direction stepper motor 15,
Kinect depth transducers 1 and day total blindness's ultraviolet imager 2.
The work flow diagram of above-mentioned apparatus as shown in Figure 5, CPU11 receive the control of host computer 13 by wireless communication module 12
System order, control cradle head of two degrees of freedom 5 move, adjust the position of combine detection module, enter Kinect depth in measured target
After the field range of sensor 1 and day total blindness's ultraviolet imager 2, keep cradle head of two degrees of freedom 5 motionless, CPU11 receives Kinect
The number of photons information that the range information and day total blindness's ultraviolet imager 2 that depth transducer 1 measures measure, and pass through wireless telecommunications mould
Block 12 is sent to host computer 13, and host computer 13 is modified number of photons information according to range information.CPU11 and wireless telecommunications mould
Block 12 is integrated in cradle head of two degrees of freedom 5.
In specific detection process, above-mentioned apparatus is fixed on the test point outside 4m, certainly by the control of host computer 13 two
By degree holder 5 so that measured target test point is in depth image and ultraviolet imager angular field of view.As shown in figure 3, according to
Depth image can determine at equipment surface electric discharge the distance between Kinect depth transducers 1 d0.Day total blindness's ultraviolet imagery
Instrument 2 and 1 fitting side by side up and down of Kinect depth transducers installation, it is deep to Kinect at power equipment surface-discharge to ensure that
Spend the distance d of sensor 10With at electric discharge to 2 distance d of day total blindness's ultraviolet imager1Unanimously, i.e. d0=d1.Distance parameter d0Profit
It is obtained with depth extraction software, each pixel occupies 16 bit binary datas in depth frame data.Depth frame data structure such as Fig. 6
It is shown, wherein the 0th~2 is index bit, the 3rd~15 depth value for unit pixel.Depth extraction software by the 3rd~
15 bit data values can obtain the corresponding depth data of the pixel automatically, and think that it is range data, as Kinect depth
Distance between sensor 1 and electric discharge.
Now illustrated by taking the detection of ultraviolet source number of photons as an example.
Fig. 7 show the ultraviolet imagery collection of illustrative plates of ultraviolet source.Fig. 8 is the visible light and ultraviolet imagery composite diagram of ultraviolet source
Spectrum, can be by synthesizing the number of photons in collection of illustrative plates acquisition field range.Fig. 9 is the ultraviolet source that Kinect depth transducers 1 are shot
The picture signal that depth image, Kinect depth transducers 1 and ultraviolet imager 2 are got is uploaded to by wireless sensor
Position machine.It is 1500 to obtain the photon numbers that ultraviolet imager 2 measures by the ultraviolet imagery system software in host computer, upper
Distance is d between the target point and Kinect depth transducers 1 of depth extraction software acquisition in machine0=2.96m (actual ranges
For 2.93m).For the distance correction of number of photons, the utility model uses power function modification method, and correction formula is：
gd=gd0(d0/d)1.222 (1)
Wherein, d0For detecting distance, gd0For in distance d0Under the number of photons that detects, d is that number of photons unifies corrected range,
gdFor the number of photons being adapted to after distance d.Ultraviolet imager is in distance d0The electric discharge number of photons g that=2.96m is obtainedd0=1500.
The number of photons observed result that ultraviolet imager obtains is modified under the observed range of 5m using formula (1), it is revised
Number of photons is 790, and revised result comparability is strong, can meet Site Detection needs.
Above-mentioned apparatus is effectively combined corona discharge ultraviolet photon detection technique with Kinect depth surveys technology, is utilized
The imaging function of Kinect depth transducers realizes multiple point of discharge range measurements, the electric power that can be obtained to ultraviolet imager
Equipment surface electric discharge number of photons carries out distance correction, largely solves conventional electric power equipment surface corona discharge photon
The inaccurate problem of number distance correction.The group of ultraviolet imager and Kinect depth transducers and cradle head of two degrees of freedom in the device
It closes, large area scanning detection can be carried out to the power equipment in the hemispherical space within the scope of effective field of view, realize electric power and set
The standby more point of discharges of three dimensions accurately detect, and the technical principle of the device and mechanical structure are simple, electric power can be promoted to set
Standby live detection develops, therefore has stronger practical performance and development prospect.
The preferred embodiment of the utility model described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality on the basis of existing technology according to the design of the utility model in domain
Available technical solution is tested, it all should be in the protection domain being defined in the patent claims.
Claims (5)
1. the device for detecting corona discharge of number of photons is corrected in a kind of Kinect rangings, which is characterized in that including：
Firm banking；
Cradle head of two degrees of freedom is set on firm banking；
Combine detection module, is set on cradle head of two degrees of freedom, is integrated with Kinect depth transducers and day total blindness's ultraviolet imagery
Instrument；
Control process module is separately connected cradle head of two degrees of freedom, Kinect depth transducers and day total blindness's ultraviolet imager, control
Cradle head of two degrees of freedom moves, and receives the measuring signal of Kinect depth transducers and day total blindness's ultraviolet imager, realizes corona
Discharge examination and amendment；
The combine detection module includes casing, and the Kinect depth transducers and day total blindness's ultraviolet imager are bonded peace up and down
Loaded in the casing, the Kinect depth transducers are identical with the direction of day total blindness's ultraviolet imager, and fit in casing
Same side；
The control process module includes sequentially connected CPU, wireless communication module and host computer, and the CPU is separately connected two
Degree-of-freedom cradle head, Kinect depth transducers and day total blindness's ultraviolet imager, the CPU and wireless communication module are integrated in two certainly
By in degree holder.
2. the device for detecting corona discharge of number of photons is corrected in Kinect rangings according to claim 1, which is characterized in that institute
It includes holder ontology and the PTZ level direction stepper motor and holder that are connect respectively with holder ontology to state cradle head of two degrees of freedom
Vertical direction stepper motor, PTZ level direction stepper motor and holder vertical direction stepper motor with control process mould
Block connects.
3. the device for detecting corona discharge of number of photons is corrected in Kinect rangings according to claim 1, which is characterized in that institute
It states casing and is equipped with the thermovent to radiate for Kinect depth transducers.
4. the device for detecting corona discharge of number of photons is corrected in Kinect rangings according to claim 1, which is characterized in that institute
It states between Kinect depth transducers and day total blindness's ultraviolet imager, between day total blindness's ultraviolet imager and casing and Kinect
It is mounted on crash roll on contact surface between depth transducer and casing.
5. the device for detecting corona discharge of number of photons is corrected in Kinect rangings according to claim 1, which is characterized in that institute
State the power supply that setting works for the device for detecting corona discharge in cradle head of two degrees of freedom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720685115.8U CN207650335U (en) | 2017-06-12 | 2017-06-12 | The device for detecting corona discharge of number of photons is corrected in a kind of Kinect rangings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720685115.8U CN207650335U (en) | 2017-06-12 | 2017-06-12 | The device for detecting corona discharge of number of photons is corrected in a kind of Kinect rangings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207650335U true CN207650335U (en) | 2018-07-24 |
Family
ID=62885712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720685115.8U Expired - Fee Related CN207650335U (en) | 2017-06-12 | 2017-06-12 | The device for detecting corona discharge of number of photons is corrected in a kind of Kinect rangings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207650335U (en) |
-
2017
- 2017-06-12 CN CN201720685115.8U patent/CN207650335U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106124058A (en) | Power equipment infrared temperature measurement apparatus based on Kinect depth detection | |
| CN102577349B (en) | Based on the surface tracking of image | |
| CN104484887B (en) | External parameters calibration method when video camera is used in combination with scanning laser range finder | |
| CN101865664A (en) | Portable dynamic deflection displacement measuring device and method | |
| CN102589523A (en) | Method and equipments for remotely monitoring displacement of building | |
| CN103954221A (en) | Binocular photogrammetry method of large flexible structure vibration displacement | |
| CN111947578A (en) | Structure displacement measuring system and measuring method thereof | |
| Hui et al. | A novel line scan camera calibration technique with an auxiliary frame camera | |
| CN110689580B (en) | Multi-camera calibration method and device | |
| CN102914727B (en) | System and method for testing ultraviolet visible light coincidence deviation of ultraviolet detector | |
| CN107179490A (en) | A kind of device for detecting corona discharge of Kinect rangings amendment number of photons | |
| CN214199982U (en) | Structure displacement measuring system | |
| CN207650335U (en) | The device for detecting corona discharge of number of photons is corrected in a kind of Kinect rangings | |
| CN106997022A (en) | The detection means of ultraviolet partial discharge number of photons is compensated based on laser ranging | |
| CN206235396U (en) | Thermal infrared imager | |
| CN106303412B (en) | Refuse dump based on monitoring image is displaced remote real time monitoring method | |
| CN105241368B (en) | Slab thickness automatic detecting instrument | |
| CN201653381U (en) | Portable dynamic deflection displacement measurement device | |
| CN105717502B (en) | A kind of high-rate laser range unit based on line array CCD | |
| CN114782852B (en) | Pointer type industrial instrument reading method, reading device and reading system | |
| CN203012075U (en) | System for testing ultraviolet visible light coincide deviation of ultraviolet detector | |
| CN108709632A (en) | A kind of vibration detection device and method of guy rope connection flexible structure | |
| CN206930738U (en) | The detection means of ultraviolet partial discharge number of photons is compensated based on laser ranging | |
| CN107728021A (en) | The partial discharge number of photons detection means compensated based on inclination angle and supersonic sounding | |
| KR100766995B1 (en) | 3 dimension camera module device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20190612 |