CN107894286A - High-voltage switch gear contact temperature detecting and controlling system - Google Patents
High-voltage switch gear contact temperature detecting and controlling system Download PDFInfo
- Publication number
- CN107894286A CN107894286A CN201711134750.8A CN201711134750A CN107894286A CN 107894286 A CN107894286 A CN 107894286A CN 201711134750 A CN201711134750 A CN 201711134750A CN 107894286 A CN107894286 A CN 107894286A
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- China
- Prior art keywords
- voltage switch
- switch gear
- temperature
- gear contact
- contact temperature
- Prior art date
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- Pending
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- 238000001816 cooling Methods 0.000 claims abstract description 42
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims description 23
- 230000036413 temperature sense Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000013528 artificial neural network Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 210000002569 neuron Anatomy 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000001931 thermography Methods 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J2005/0077—Imaging
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Radiation Pyrometers (AREA)
Abstract
The present invention relates to power supply unit detection field, discloses a kind of high-voltage switch gear contact temperature detecting and controlling system, and the high-voltage switch gear contact temperature detecting and controlling system includes：Cooling mechanism, control module, thermal infrared imager and image processing module, the contact (4) of the thermal infrared imager and high-voltage switch gear is separately set, and towards the contact (4) of the high-voltage switch gear, by the temperature inversion sensed into view data；Described image processing module is connected to the thermal infrared imager, so that view data is converted into temperature value and exported to the control module, the control module is connected to the cooling mechanism, in the case of being more than preset temperature in temperature value, controls the cooling mechanism to perform cooling.It is higher that the high-voltage switch gear contact temperature detecting and controlling system overcomes heating temp of the prior art, it is difficult to which the problem of mounting temperature sensor is accurately detected, solves high-voltage switch gear contact temperature using infrared Infrared Technique and be difficult to accurate test problems.
Description
Technical field
The present invention relates to power supply unit detection field, in particular it relates to high-voltage switch gear contact temperature detecting and controlling system.
Background technology
Power supply reliability is directly connected to the security of Rail Transit System operation, if power supply unit breaks down, often
It can often cause track traffic to stop transport, or even trigger security incident, not only result in huge economic loss, more likely jeopardize and multiply
The personal safety of visitor, causes extremely severe social influence.Rail line is grown, and power supply unit is various, and inspection point is more, tradition
Staff on duty routine inspection mode be difficult to the maintenance needs for meeting equipment.Power supply unit is carried out using data acquisition and monitoring control
Monitoring and control, are widely used, turn into development trend.In recent years, it is wireless to pass as wireless communication technique is constantly progressive
Application study of the transferring technology in electric power facility monitoring field is quickly grown, the European and American developed countries one including U.S.'s DianKeYuan
A little research institutions actively develop the research of the direction always in recent years.Compared to foreign countries, the country involves in power equipment wireless monitor skill
Art field is relatively later, but have developed rapidly in recent years, some products developed oneself through put into practical application.
At this stage, some electric parameters of power supply unit are difficult to accurately detect, and most typical is exactly high-voltage switch gear contact temperature
Test problems are spent, because switch contact needs to carry out closing motion, and heating temp is higher, it is difficult to which mounting temperature sensor enters
The accurate detection of row, and then make it that the initial data validity of system is not high.
The content of the invention
It is an object of the invention to provide a kind of high-voltage switch gear contact temperature detecting and controlling system, the high-voltage switch gear contact temperature
Detecting and controlling system overcomes that heating temp of the prior art is higher, it is difficult to asking of accurately being detected of mounting temperature sensor
Topic, solve high-voltage switch gear contact temperature using infrared Infrared Technique and be difficult to accurate test problems.
To achieve these goals, the present invention provides high-voltage switch gear contact temperature detecting and controlling system, and the high-voltage switch gear touches
Point temperature measurement control system includes：Cooling mechanism, control module, thermal infrared imager and image processing module, the infrared heat
As the contact of instrument and high-voltage switch gear is separately set, and towards the contact of the high-voltage switch gear, the temperature inversion that will be sensed
Into view data；Described image processing module is connected to the thermal infrared imager, and view data is converted into temperature value and defeated
Go out to the control module, the control module and be connected to the cooling mechanism, to be more than the situation of preset temperature in temperature value
Under, control the cooling mechanism to perform cooling.
Preferably, the cooling mechanism includes：Cooling fan, the cooling fan towards the contact of the high-voltage switch gear,
In the case where receiving the control signal of the control module, unlatching performs cooling.
Preferably, the high-voltage switch gear contact temperature detection means also includes：Drive mechanism and temperature sense module, the temperature
Spend the temperature that induction module senses the contact of the high-voltage switch gear, and motion performed under the drive of the drive mechanism, with
In the case that the temperature value sensed is maximum, the thermal infrared imager is controlled to open.
Preferably, the drive mechanism includes：Leading screw and substrate, the substrate are fixed in the leading screw, and in the silk
Motion is performed under the drive of thick stick, temperature sense module, thermal infrared imager and the image processing module are all arranged at the substrate
On.
Preferably, the high-voltage switch gear contact temperature detection means also includes：Shell, the both ends of the leading screw are installed on described
On the inner surface of shell.
Preferably, the leading screw includes：The body of rod and rotating shaft；The body of rod and the shaft parallel run through the substrate, institute
Stating substrate can slide along the length direction of the body of rod, and the outer surface of the rotating shaft is provided with the first groove, and can be free
Rotate, the inside of the substrate is additionally provided with the second groove being engaged with first groove.
Preferably, the high-voltage switch gear contact temperature detection means also includes：Motor, the rotor of the motor are connected to
The rotating shaft is to drive the axis of rotation.
Preferably, the cooling fan is installed on the substrate, and towards the contact of the high-voltage switch gear.
Pass through above-mentioned technical proposal, solve high-voltage switch gear contact temperature using infrared Infrared Technique and be difficult to accurately examine
Survey problem application image treatment technology enters line distortion elimination, denoising, sense to high-voltage switch gear contact visible images and infrared thermal imagery
ROI detection.The corrected and image of denoising carries out the alignment on locus, builds most suitable registering new model.Again
It will be seen that light image and infrared thermal imagery carry out wavelet transformation respectively, wavelet conversion coefficient is obtained, utilizes Pulse Coupled Neural Network
Lock-out pulse exciting characteristic, the link strength using Laplce's energy of wavelet coefficient as neuron, united by iteration
The number that catches fire of coefficient correlation is counted, then judges the polarity of corresponding wavelet coefficient respectively, the coefficient of fused images is obtained, to what is obtained
Coefficient carries out wavelet inverse transformation and recovers fused images, and Temperature numerical is drawn to be compared with sample with this.It is real using cooling mechanism
The cooling of high temperature is showed, cooling when temperature is too high can be facilitated.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description of the drawings
Accompanying drawing is for providing a further understanding of the present invention, and a part for constitution instruction, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structural representation for illustrating a kind of high-voltage switch gear contact temperature detecting and controlling system of the present invention.
Description of reference numerals
The substrate of 1 leading screw 2
The contact of the high-voltage switch gear of 3 shell 4
Embodiment
The embodiment of the present invention is described in detail below in conjunction with accompanying drawing.It should be appreciated that this place is retouched
The embodiment stated is merely to illustrate and explain the present invention, and is not intended to limit the invention.
In the present invention, in the case where not making opposite explanation, the noun of locality such as " upper and lower, left and right " used typically refers to
As shown in Figure 1 up and down." inside and outside " refer to specific profile it is interior with it is outer." remote, near " refers to relative to the remote of some part
With it is near.
The present invention provides a kind of high-voltage switch gear contact temperature detecting and controlling system, high-voltage switch gear contact temperature detection control
System includes：Cooling mechanism, control module, thermal infrared imager and image processing module, the thermal infrared imager and high-voltage switch gear
Contact 4 separately set, and towards the contact 4 of the high-voltage switch gear, by the temperature inversion sensed into view data；Institute
State image processing module and be connected to the thermal infrared imager, view data is converted into temperature value and exported to the control mould
Block, the control module are connected to the cooling mechanism, in the case of being more than preset temperature in temperature value, control the cooling
Mechanism performs cooling.
Pass through above-mentioned technical proposal, solve high-voltage switch gear contact temperature using infrared Infrared Technique and be difficult to accurately examine
Survey problem application image treatment technology enters line distortion elimination, denoising, sense to high-voltage switch gear contact visible images and infrared thermal imagery
ROI detection.The corrected and image of denoising carries out the alignment on locus, builds most suitable registering new model.Again
It will be seen that light image and infrared thermal imagery carry out wavelet transformation respectively, wavelet conversion coefficient is obtained, utilizes Pulse Coupled Neural Network
Lock-out pulse exciting characteristic, the link strength using Laplce's energy of wavelet coefficient as neuron, united by iteration
The number that catches fire of coefficient correlation is counted, then judges the polarity of corresponding wavelet coefficient respectively, the coefficient of fused images is obtained, to what is obtained
Coefficient carries out wavelet inverse transformation and recovers fused images, and Temperature numerical is drawn to be compared with sample with this.It is real using cooling mechanism
The cooling of high temperature is showed, cooling when temperature is too high can be facilitated.
In a kind of embodiment of the present invention, the cooling mechanism can include：Cooling fan, the cooling wind
Fan is towards the contact 4 of the high-voltage switch gear, and in the case where receiving the control signal of the control module, unlatching performs drop
Temperature.
Pass through the setting of cooling fan, it is possible to achieve the cooling of temperature, can be in temperature mistake using the cooling fan of design
Cooling is performed in the case of height, cooling fan can allow the effect of its cooling more preferable.
In a kind of embodiment of the present invention, the high-voltage switch gear contact temperature detection means can also include：Drive
Motivation structure and temperature sense module, the temperature sense module sense the temperature of the contact 4 of the high-voltage switch gear, and in the drive
Motion is performed under the drive of motivation structure, in the case of in the temperature value sensed as maximum, controls the thermal infrared imager
Open.
By above-mentioned embodiment, the motion of temperature sense module can be realized according to specific temperature so that temperature
Induction module is in the position of maximum temperature.Aforesaid way can realize drive control, according to the temperature of collection, it is possible to achieve red
The unlatching of outer thermal imaging system.
In this kind of embodiment, the drive mechanism can include：Leading screw 1 and substrate 2, the substrate 2 are fixed in institute
Leading screw 1 is stated, and motion is performed under the drive of the leading screw 1, the temperature sense module, thermal infrared imager and image procossing mould
Block is all arranged on the substrate 2.
Pass through above-mentioned embodiment, it is possible to achieve the control of driving, realize the automation of driving.
In this kind of embodiment, the high-voltage switch gear contact temperature detection means can also include：Shell 3, the leading screw 1
Both ends be installed on the inner surface of the shell 3.
Drive control can be realized, according to the temperature of collection, it is possible to achieve the unlatching of thermal infrared imager.
In this kind of embodiment, the leading screw 1 can include：The body of rod and rotating shaft；The body of rod and the shaft parallel
Through the substrate 2, the substrate 2 can slide along the length direction of the body of rod, and the outer surface of the rotating shaft is provided with the
One groove, and can freely rotate, the inside of the substrate 2 is additionally provided with the second groove being engaged with first groove.
Pass through above-mentioned embodiment, it is possible to achieve the motion of substrate 2, and can be with the slip of realization device, with to red
The position of outer thermal imaging system is controlled.
In this kind of embodiment, the high-voltage switch gear contact temperature detection means can also include：Motor, it is described electronic
The rotor of machine is connected to the rotating shaft to drive the axis of rotation.
Pass through above-mentioned embodiment, it is possible to achieve the Electronic control of rotating shaft, realize the movement of the position of device.
In this kind of embodiment, for the movement of realization device, the cooling fan is installed on the substrate 2, and
Towards the contact 4 of the high-voltage switch gear.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, still, the present invention is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the present invention, a variety of letters can be carried out to technical scheme
Monotropic type, these simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (8)
- A kind of 1. high-voltage switch gear contact temperature detecting and controlling system, it is characterised in that high-voltage switch gear contact temperature detection control System includes：Cooling mechanism, control module, thermal infrared imager and image processing module, the thermal infrared imager and high-voltage switch gear Contact (4) separately set, and towards the contact (4) of the high-voltage switch gear, by the temperature inversion sensed into picture number According to；Described image processing module is connected to the thermal infrared imager, and view data is converted into temperature value and exported to described Control module, the control module are connected to the cooling mechanism, in the case of being more than preset temperature in temperature value, control institute State cooling mechanism and perform cooling.
- 2. high-voltage switch gear contact temperature detecting and controlling system according to claim 1, it is characterised in that the cooling mechanism Including：Cooling fan, the cooling fan are receiving the control of the control module towards the contact (4) of the high-voltage switch gear In the case of signal processed, unlatching performs cooling.
- 3. high-voltage switch gear contact temperature detection means according to claim 1, it is characterised in that the high-voltage switch gear contact temperature Degree detection means also includes：Drive mechanism and temperature sense module, the temperature sense module sense touching for the high-voltage switch gear The temperature of point (4), and motion is performed under the drive of the drive mechanism, using the situation in the temperature value sensed as maximum Under, control the thermal infrared imager to open.
- 4. high-voltage switch gear contact temperature detection means according to claim 3, it is characterised in that the drive mechanism bag Include：Leading screw (1) and substrate (2), the substrate (2) is fixed in the leading screw (1), and is performed under the drive of the leading screw (1) Motion, temperature sense module, thermal infrared imager and the image processing module are all arranged on the substrate (2).
- 5. high-voltage switch gear contact temperature detection means according to claim 4, it is characterised in that the high-voltage switch gear contact temperature Degree detection means also includes：Shell (3), the both ends of the leading screw (1) are installed on the inner surface of the shell (3).
- 6. high-voltage switch gear contact temperature detection means according to claim 4, it is characterised in that the leading screw (1) includes： The body of rod and rotating shaft；The body of rod and the shaft parallel run through the substrate (2), and the substrate (2) can be along the body of rod Length direction slides, and the outer surface of the rotating shaft is provided with the first groove, and can freely rotate, the inside of the substrate (2) It is additionally provided with the second groove being engaged with first groove.
- 7. high-voltage switch gear contact temperature detection means according to claim 6, it is characterised in that the high-voltage switch gear contact temperature Degree detection means also includes：Motor, the rotor of the motor are connected to the rotating shaft to drive the axis of rotation.
- 8. high-voltage switch gear contact temperature detection means according to claim 4, it is characterised in that the cooling fan installation In on the substrate (2), and towards the contact (4) of the high-voltage switch gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711134750.8A CN107894286A (en) | 2017-11-16 | 2017-11-16 | High-voltage switch gear contact temperature detecting and controlling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711134750.8A CN107894286A (en) | 2017-11-16 | 2017-11-16 | High-voltage switch gear contact temperature detecting and controlling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107894286A true CN107894286A (en) | 2018-04-10 |
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ID=61805569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711134750.8A Pending CN107894286A (en) | 2017-11-16 | 2017-11-16 | High-voltage switch gear contact temperature detecting and controlling system |
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| CN (1) | CN107894286A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029351A (en) * | 2021-03-16 | 2021-06-25 | 贵州电网有限责任公司 | Switch cabinet internal temperature measuring sensor with adjustable direction |
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| CN106451764A (en) * | 2016-08-31 | 2017-02-22 | 杭州申昊科技股份有限公司 | Transformer station monitoring method |
| CN106936218A (en) * | 2017-05-15 | 2017-07-07 | 国家电网公司 | Power distribution network synthesis monitoring system based on Internet of Things and intelligent inspection robot |
| CN107063463A (en) * | 2017-03-29 | 2017-08-18 | 国网上海市电力公司 | A kind of high voltage power cable On-line Fault monitor and alarm system |
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2017
- 2017-11-16 CN CN201711134750.8A patent/CN107894286A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004906A (en) * | 2010-11-18 | 2011-04-06 | 无锡中星微电子有限公司 | Face identification system and method |
| CN203929236U (en) * | 2014-01-24 | 2014-11-05 | 安徽工程大学 | A kind of contact temperature of high-voltage switch cabinet pick-up unit |
| CN104243909A (en) * | 2014-08-15 | 2014-12-24 | 苏州华兴致远电子科技有限公司 | Pantograph-catenary monitoring device and system |
| CN105424194A (en) * | 2015-11-18 | 2016-03-23 | 国家电网公司 | Unattended substation indoor-outdoor device node infrared temperature measuring method and system |
| CN106451764A (en) * | 2016-08-31 | 2017-02-22 | 杭州申昊科技股份有限公司 | Transformer station monitoring method |
| CN107063463A (en) * | 2017-03-29 | 2017-08-18 | 国网上海市电力公司 | A kind of high voltage power cable On-line Fault monitor and alarm system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113029351A (en) * | 2021-03-16 | 2021-06-25 | 贵州电网有限责任公司 | Switch cabinet internal temperature measuring sensor with adjustable direction |
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Application publication date: 20180410 |