CN107394750A - A kind of intelligent Bus monitoring system based on temperature anomaly detection - Google Patents
A kind of intelligent Bus monitoring system based on temperature anomaly detection Download PDFInfo
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- CN107394750A CN107394750A CN201710476526.0A CN201710476526A CN107394750A CN 107394750 A CN107394750 A CN 107394750A CN 201710476526 A CN201710476526 A CN 201710476526A CN 107394750 A CN107394750 A CN 107394750A
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 238000012544 monitoring process Methods 0.000 title claims abstract description 16
- 230000000052 comparative effect Effects 0.000 claims abstract description 4
- 230000005856 abnormality Effects 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 abstract description 26
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000010259 detection of temperature stimulus Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
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- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a kind of intelligent Bus monitoring system based on temperature anomaly detection；Control unit obtains the temperature information of n bus unit median generatrix joint by temperature collecting cell, image acquisition units obtain the target volume of n bus unit median generatrix joint, and respectively by temperature information with preset temperature, target volume compared with preset vol, and according to comparative result instruct control PMU action.The present invention is relatively judged the running status of bus with reference to the temperature detection at busbar joint and volume ratio, and it is determined that the power supply of the bus of abnormal operation is cut off during bus run abnormal state in time, prevent the abnormal bus from occurring more dangerous situation in the energized state, cut off when the operation of abnormal bus power supply avoids the electricity of broken whole power network and cause on the normal operation condition influence of other buses and interference, the targetedly detection and adjustment to bus working condition are realized on the basis of bus run security is ensured.
Description
Technical field
The present invention relates to bus temperature abnormality detection technical field, more particularly to a kind of intelligence based on temperature anomaly detection
Bus monitoring system.
Background technology
With modernization project facility and equipment emerge in large numbers, the power consumption of all trades and professions also shows the shape increased rapidly
State, in electrical power distribution system, busbar joint contact is due to longtime running in atmosphere and by ambient temperature humidity
Influence, it may appear that the situation of expand with heat and contract with cold, show fouling, oxidation or corrosion, cause contact to loosen loose contact, particularly one
In a little buildings (such as large-sized workshop, Super High building), the installation site of bus is often the feelings that can not manually monitor
Under condition, once there is temperature anomaly overheat in operating busbar joint, if without finding the abnormal conditions and timely processing in time,
Fire or considerable safety and quality accident are would potentially result in, not only brings huge economic asset to lose to business unit, and
Irreparable personal injury situation can be caused, therefore, it is necessary to a kind of high-precision bus run status system, can be monitored in real time
The status information of bus in operation, is adjusted in time when there are abnormal conditions, prevents the further deterioration of abnormal conditions.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of intelligent Bus based on temperature anomaly detection
Monitoring system.
Intelligent Bus monitoring system proposed by the present invention based on temperature anomaly detection, including：
N bus unit；
Temperature collecting cell, for gathering the temperature information of n bus unit median generatrix joint, it is designated as T1、T2、
T3……Tn；
Image acquisition units, for gathering the image information of n bus unit median generatrix joint, and analyze n mother
The target volume of line unit median generatrix joint, is designated as P1、P2、P3……Pn；
PMU, communicated to connect with control unit, for cutting off n bus unit according to the instruction of control unit
The power supply of middle one or more bus units；
Control unit, communicated to connect with temperature collecting cell, image acquisition units；
Temperature information, the image that control unit obtains n bus unit median generatrix joint by temperature collecting cell are adopted
Collect the target volume that unit obtains n bus unit median generatrix joint, and respectively by temperature information and preset temperature, objective body
Product instructs control PMU action compared with preset vol, and according to comparative result.
Preferably, control unit internal memory contains preset temperature TxAnd Ty, preset vol Pt；
Control unit is respectively by temperature information T1、T2、T3……TnWith preset temperature TxAnd Ty, target volume P1、P2、
P3……PnWith preset vol PtIt is compared, works as Tx≤Tj≤TyWhen, control unit is further to PjWith PtAnalyzed, if Pj
≥aPt, the power supply of control unit instruction control PMU action j-th of bus unit of cut-out；Work as Tj>TyWhen, control is single
The power supply of metainstruction control PMU action j-th of bus unit of cut-out；
Wherein, 1≤j≤n, a are preset value and a>1.
Preferably, in addition to information display unit, information display unit communicate to connect with control unit and are used to show control
The information that unit processed is sent；
When control unit makes the power supply of control PMU action j-th of bus unit of cut-out, control unit will
The temperature of j-th bus unit median generatrix joint and the target volume of busbar joint are sent to information display unit.
Preferably, in addition to abnormality alarming unit, abnormality alarming unit are communicated to connect and are used for according to control with control unit
The instruction of unit processed sends warning information；
When control unit makes the power supply of control PMU action j-th of bus unit of cut-out, control unit refers to
Order control abnormality alarming unit sends warning information.
Preferably, the abnormality alarming unit includes sound alarm module and light alarm module；
Preferably, abnormality alarming unit uses audible-visual annunciator.
Preferably, temperature collecting cell includes n temperature collect module, n temperature collect module and n bus unit one
One correspondence, each temperature collect module include multiple temperature sensors.
Preferably, image acquisition units include n image capture module, n image capture module and n bus unit one
One correspondence, n image capture module use high-definition camera instrument.
The present invention relatively carrys out the operation to bus with reference to the temperature detection at busbar joint and the volume ratio at busbar joint
State judged, and it is determined that cut off the power supply of the bus of abnormal operation during bus run abnormal state in time, is prevented
There is more dangerous situation in the energized state in the abnormal bus, while the operation for cutting off abnormal bus power supply avoids conventional skill
Caused during the electricity that whole power network is broken under art on the normal operation condition influence of other buses and interference, ensureing bus run peace
The targetedly detection and adjustment to bus working condition are realized on the basis of full property.Specifically：Temperature at busbar joint
When degree occurs abnormal, further the volume at busbar joint is analyzed, because volume can increase therewith when temperature raises, because
Whether this normal by comparing the working condition that volume can be picked out effectively at busbar joint, the deterministic process be based on temperature and
The detection of volume and compare and accurately the running situation of bus can be monitored, effectively improve and bus working condition is examined
The precision surveyed and judged, so as to ensure the adjustment and maintenance to bus normal operating condition, avoids dangerous situation and safe mass
The generation of accident.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the intelligent Bus monitoring system based on temperature anomaly detection.
Embodiment
As shown in figure 1, Fig. 1 is a kind of intelligent Bus monitoring system based on temperature anomaly detection proposed by the present invention.
Reference picture 1, the intelligent Bus monitoring system proposed by the present invention based on temperature anomaly detection, including：
N bus unit；
Temperature collecting cell, for gathering the temperature information of n bus unit median generatrix joint, it is designated as T1、T2、
T3……Tn；Temperature collecting cell includes n temperature collect module, and n temperature collect module corresponds with n bus unit,
It is respectively used to gather the temperature information of each bus unit median generatrix joint, further, each temperature collect module
Include multiple temperature sensors, can gather each bus unit median generatrix from different perspectives using multiple temperature sensors connects
Head at temperature, improve at busbar joint temperature detection it is comprehensive, so as to improve the precision of temperature detection.
Image acquisition units, for gathering the image information of n bus unit median generatrix joint, and analyze n mother
The target volume of line unit median generatrix joint, is designated as P1、P2、P3……Pn；Image acquisition units include n image capture module,
N image capture module corresponds with n bus unit, and the image of each bus unit median generatrix joint is believed respectively
Breath is acquired, and the precision of the volumetric analysis to busbar joint is improved by improving the comprehensive of image information collecting, for control
The volume of each bus unit median generatrix joint location of element analysis processed provides reliable reference frame, in present embodiment, n
Individual image capture module uses high-definition camera instrument, and further increasing can only be at strange busbar joint to each bus unit
The precision and validity that image information is acquired.
PMU, communicated to connect with control unit, for cutting off n bus unit according to the instruction of control unit
The power supply of middle one or more bus units；
Control unit, communicated to connect with temperature collecting cell, image acquisition units；
Temperature information, the image that control unit obtains n bus unit median generatrix joint by temperature collecting cell are adopted
Collect the target volume that unit obtains n bus unit median generatrix joint, and respectively by temperature information and preset temperature, objective body
Product instructs control PMU action compared with preset vol, and according to comparative result.
Specifically：Control unit internal memory contains preset temperature TxAnd Ty, preset vol Pt；
Control unit is respectively by temperature information T1、T2、T3……TnWith preset temperature TxAnd Ty, target volume P1、P2、
P3……PnWith preset vol PtIt is compared, by verifying the temperature change at busbar joint and the volume at busbar joint
Whether judge come the normal operating conditions to bus, work as Tx≤Tj≤TyWhen, show now j-th of bus unit median generatrix
The temperature drift of joint, to verify that above-mentioned busbar joint whether there is abnormal conditions, now control unit is further to PjWith Pt
Analyzed, if Pj≥aPt, show that the volume of j-th of bus unit median generatrix joint exceedes preset range, the expansion of its volume
Be to a certain extent risen by bus self-temperature caused by, therefore to avoid the further up of bus temperature, control
Unit, which is taken action, instructs the power supply of control PMU action j-th of bus unit of cut-out, by cutting off j-th of mother
The power supply of line unit prevents influence of the "on" position to the working condition of j-th of bus unit, prevents in j-th of bus unit
Temperature continues the influence and interference that rise may be brought；Work as Tj>TyWhen, show the temperature of j-th of bus unit median generatrix joint
It is higher, now control unit direct action, the power supply of instruction control PMU action j-th of bus unit of cut-out, prevent
The only further deterioration of j-th of bus unit working condition, while prevent from causing the normal operating conditions of other bus units
Influence；
Wherein, 1≤j≤n, a are preset value and a>1.
Present embodiment is realized to each bus list by the way that each bus unit is detected and managed respectively
The specific aim regulation and improvement of member, temperature detection, volume detection, the precision and specific aim of abnormal conditions adjustment are not only increased,
And the bus unit that effectively prevent abnormal work impacts to the working condition of the bus unit of other normal works,
Realized on the basis of each bus unit stable working state is ensured to the aimed detection of each bus unit and
Adjustment.
To make relevant staff know the generation of abnormal conditions and the specific situation of abnormal conditions, present embodiment in time
Also include information display unit and abnormality alarming unit, information display unit communicates to connect with control unit and is used for display control
The information that unit is sent, abnormality alarming unit communicate to connect with control unit and are used to send alarm according to the instruction of control unit
Information；
When control unit makes the power supply of control PMU action j-th of bus unit of cut-out, control unit will
The temperature of j-th bus unit median generatrix joint and the target volume of busbar joint are sent to information display unit, and are controlled
Unit instruction control abnormality alarming unit processed sends warning information；Abnormality alarming unit can carry to relevant staff in time
Wake up, remind it to notice the abnormality of j-th of bus unit, facilitate it to take targetedly processing scheme in time, make j-th
Bus unit returns to normal operating conditions；Which bus unit relevant staff can view by information display unit
Exception and specific abnormal information, be advantageous to it and effectively adjustable strategies formulated according to above-mentioned specific abnormal information, improve
The effect and efficiency of abnormal conditions adjustment.
In present embodiment, the abnormality alarming unit includes sound alarm module and light alarm module；From the sense of hearing and it can regard
Feel that two aspects, to remind, improve the effect of abnormal conditions prompting to relevant staff；Preferably, abnormality alarming unit is adopted
Use audible-visual annunciator.
Temperature detection at present embodiment combination busbar joint and the volume ratio at busbar joint are relatively come to bus
Running status judged, and it is determined that cut off the power supply of the bus of abnormal operation during bus run abnormal state in time,
Prevent the abnormal bus from occurring more dangerous situation in the energized state, while the operation for cutting off abnormal bus power supply avoids often
Caused during the electricity that whole power network is broken under rule technology on the normal operation condition influence of other buses and interference, ensureing bus fortune
The targetedly detection and adjustment to bus working condition are realized on the basis of row security.Specifically：At busbar joint
Temperature occur it is abnormal when, further the volume at busbar joint is analyzed, because volume can increase therewith when temperature raises
Greatly, whether therefore normal by comparing the working condition that volume can be picked out effectively at busbar joint, the deterministic process is based on
The detection of temperature and volume and compare and accurately the running situation of bus can be monitored, effectively improve and bus is worked
State-detection and the precision judged, so as to ensure the adjustment and maintenance to bus normal operating condition, avoid dangerous situation and peace
The generation of total quality accident.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (7)
- A kind of 1. intelligent Bus monitoring system based on temperature anomaly detection, it is characterised in that including：N bus unit；Temperature collecting cell, for gathering the temperature information of n bus unit median generatrix joint, it is designated as T1、T2、T3……Tn；Image acquisition units, for gathering the image information of n bus unit median generatrix joint, and analyze n bus list The target volume of first median generatrix joint, is designated as P1、P2、P3……Pn；PMU, communicated to connect with control unit, for being cut off according to the instruction of control unit one in n bus unit The power supply of individual or multiple bus units；Control unit, communicated to connect with temperature collecting cell, image acquisition units；Control unit obtains temperature information, the IMAQ list of n bus unit median generatrix joint by temperature collecting cell Member obtains the target volume of n bus unit median generatrix joint, and respectively by temperature information and preset temperature, target volume and Preset vol is compared, and instructs control PMU action according to comparative result.
- 2. the intelligent Bus monitoring system according to claim 1 based on temperature anomaly detection, it is characterised in that control is single First internal memory contains preset temperature TxAnd Ty, preset vol Pt；Control unit is respectively by temperature information T1、T2、T3……TnWith preset temperature TxAnd Ty, target volume P1、P2、P3……PnWith Preset vol PtIt is compared, works as Tx≤Tj≤TyWhen, control unit is further to PjWith PtAnalyzed, if Pj≥aPt, control The power supply of unit instruction control PMU action j-th of bus unit of cut-out；Work as Tj>TyWhen, control unit instruction control The power supply of PMU action j-th of bus unit of cut-out；Wherein, 1≤j≤n, a are preset value and a>1.
- 3. the intelligent Bus monitoring system according to claim 2 based on temperature anomaly detection, it is characterised in that also include Information display unit, information display unit communicate to connect with control unit and are used for the information of display control unit transmission；When control unit makes the power supply of control PMU action j-th of bus unit of cut-out, control unit is by j-th The temperature of bus unit median generatrix joint and the target volume of busbar joint are sent to information display unit.
- 4. the intelligent Bus monitoring system according to claim 2 based on temperature anomaly detection, it is characterised in that also include Abnormality alarming unit, abnormality alarming unit communicate to connect with control unit and are used to send alarm letter according to the instruction of control unit Breath；When control unit makes the power supply of control PMU action j-th of bus unit of cut-out, control unit instruction control Abnormality alarming unit processed sends warning information.
- 5. the intelligent Bus monitoring system according to claim 4 based on temperature anomaly detection, it is characterised in that described different Normal Alarm Unit includes sound alarm module and light alarm module；Preferably, abnormality alarming unit uses audible-visual annunciator.
- 6. the intelligent Bus monitoring system according to claim 1 based on temperature anomaly detection, it is characterised in that temperature is adopted Collection unit includes n temperature collect module, and n temperature collect module corresponds with n bus unit, each temperature acquisition Module includes multiple temperature sensors.
- 7. the intelligent Bus monitoring system according to claim 1 based on temperature anomaly detection, it is characterised in that image is adopted Collection unit includes n image capture module, and n image capture module corresponds with n bus unit, n IMAQ mould Block uses high-definition camera instrument.
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| CN201710476526.0A CN107394750B (en) | 2017-06-21 | 2017-06-21 | A kind of intelligent Bus monitoring system based on temperature anomaly detection |
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| CN201710476526.0A CN107394750B (en) | 2017-06-21 | 2017-06-21 | A kind of intelligent Bus monitoring system based on temperature anomaly detection |
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| CN107394750A true CN107394750A (en) | 2017-11-24 |
| CN107394750B CN107394750B (en) | 2019-05-21 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101916975A (en) * | 2010-07-29 | 2010-12-15 | 重庆大学 | Temperature protecting method of low-voltage plug type bus duct and joint thereof |
| US20100315752A1 (en) * | 2009-06-15 | 2010-12-16 | Stanley Rabu | Thermal protection circuits and structures for electronic devices and cables |
| CN202748157U (en) * | 2012-08-20 | 2013-02-20 | 安徽电力天长供电有限责任公司 | Online monitoring system for electric node temperature |
| CN103676888A (en) * | 2013-12-17 | 2014-03-26 | 北京合锐赛尔电力科技有限公司 | System and method for monitoring ring main unit cable joint temperature |
| CN203745860U (en) * | 2013-12-17 | 2014-07-30 | 北京合锐赛尔电力科技有限公司 | Ring main unit cable joint temperature monitoring system |
| CN104362755A (en) * | 2014-11-27 | 2015-02-18 | 国网河南省电力公司平顶山供电公司 | High-voltage cabinet busbar joint temperature and current monitoring and protecting system |
| CN204807122U (en) * | 2015-03-27 | 2015-11-25 | 深圳大成智能电气科技有限公司 | Image analysis and humiture safety monitoring device in cubical switchboard cabinet |
| US20170146471A1 (en) * | 2015-11-19 | 2017-05-25 | Abb Schweiz Ag | Method for loose joint detection in medium voltage switchgears and medium voltage switchgear itself |
-
2017
- 2017-06-21 CN CN201710476526.0A patent/CN107394750B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100315752A1 (en) * | 2009-06-15 | 2010-12-16 | Stanley Rabu | Thermal protection circuits and structures for electronic devices and cables |
| CN101916975A (en) * | 2010-07-29 | 2010-12-15 | 重庆大学 | Temperature protecting method of low-voltage plug type bus duct and joint thereof |
| CN202748157U (en) * | 2012-08-20 | 2013-02-20 | 安徽电力天长供电有限责任公司 | Online monitoring system for electric node temperature |
| CN103676888A (en) * | 2013-12-17 | 2014-03-26 | 北京合锐赛尔电力科技有限公司 | System and method for monitoring ring main unit cable joint temperature |
| CN203745860U (en) * | 2013-12-17 | 2014-07-30 | 北京合锐赛尔电力科技有限公司 | Ring main unit cable joint temperature monitoring system |
| CN104362755A (en) * | 2014-11-27 | 2015-02-18 | 国网河南省电力公司平顶山供电公司 | High-voltage cabinet busbar joint temperature and current monitoring and protecting system |
| CN204807122U (en) * | 2015-03-27 | 2015-11-25 | 深圳大成智能电气科技有限公司 | Image analysis and humiture safety monitoring device in cubical switchboard cabinet |
| US20170146471A1 (en) * | 2015-11-19 | 2017-05-25 | Abb Schweiz Ag | Method for loose joint detection in medium voltage switchgears and medium voltage switchgear itself |
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| CN107394750B (en) | 2019-05-21 |
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Effective date of registration: 20220926 Address after: No. 66, North Aixi Road, Nanchang High-tech Industrial Development Zone, Nanchang City, Jiangxi Province, 330000 Patentee after: State Power Investment Group Jiangxi Electric Power Co.,Ltd. Address before: Room 206, Electronic Building, Anhui University Science and Technology Park, No. 2 Tianda Road, High-tech Zone, Hefei City, Anhui Province, 230000 Patentee before: HEFEI YUANJIAN ELECTRIC POWER TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20190521 |