CN107171444A - A kind of real-time monitoring system of low-voltage distribution cabinet - Google Patents
A kind of real-time monitoring system of low-voltage distribution cabinet Download PDFInfo
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- CN107171444A CN107171444A CN201710609867.0A CN201710609867A CN107171444A CN 107171444 A CN107171444 A CN 107171444A CN 201710609867 A CN201710609867 A CN 201710609867A CN 107171444 A CN107171444 A CN 107171444A
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- voltage distribution
- temperature
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 41
- 238000004891 communication Methods 0.000 claims abstract description 13
- 230000003287 optical effect Effects 0.000 claims abstract description 11
- 239000003086 colorant Substances 0.000 claims description 3
- 238000001994 activation Methods 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- H02J13/0075—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a kind of low-voltage distribution cabinet real-time monitoring system, the system includes：Acquisition module, light number converter, microprocessor, power module, communication module, controller；Acquisition module is used to gather temperature information, voltage, power and electric energy, the current information in low-voltage distribution cabinet；Light number converter is used to optical information being converted to data signal；Microprocessor generates the temperature information and warning message of low-voltage distribution cabinet according to data signal；Power module is used to change way to take power；Communication module, which is used to set up with external equipment by wireless transceiver, to communicate；Controller is used to transmit the current operating conditions of acquired low-voltage distribution cabinet to backstage main website.The monitoring system of the present invention can monitor the temperature in low-voltage distribution cabinet in real time, and when occurring too high temperature or operation power abnormal failure, send in time and remind and alarm, saved the cost of artificial Measuring error.
Description
Technical field
The present invention relates to field of power, more particularly to a kind of real-time monitoring system of low-voltage distribution cabinet.
Background technology
In power system, power equipment safety reliability is the important ring that ultra-large power transmission and distribution and power grid security are ensured
Section, wherein, power switch power distribution cabinet is the visual plant of the extensive utilization in electrical power trans mission/distribution system, and its security reliability is by more next
More concerns, in equipment longtime running, the joint area of switchgear, the conductive part of disconnecting switch grade position can be because of system
Make, transport, bad and aging is installed causing contact resistance excessive and generate heat, if the temperature of these heating positions can not be examined accurately
Survey, do not overhauled in time, then can cause burning for switch power distribution cabinet.
The monitoring of current power distribution cabinet internal temperature rise remains in the stage of hand inspection, and current main method is by artificial
Power distribution cabinet is opened at regular intervals, and the main binding post of power distribution cabinet is carried out thermometric and done using infrared temperature detection device to remember
Record, the subject matter that the way is present is manually that, to power distribution cabinet thermometric, need to open distribution cabinet door, it is possible to cause personnel to injure,
It is dangerous, and operate more complicated.Therefore, it is necessary to the system of a kind of effective monitoring power distribution cabinet temperature and running environment is provided,
Can monitor the data such as temperature, electric current, voltage in power distribution cabinet automatically, and detect temperature it is too high when send alarm in time
Remind, to solve above-mentioned technical problem.
The content of the invention
In view of the shortcomings of the prior art, can be real-time the invention provides a kind of real-time monitoring system of low-voltage distribution cabinet
The temperature in low-voltage distribution cabinet is monitored, and when occurring too high temperature or operation power abnormal failure, prompting is sent in time simultaneously
Alarm, delimit danger classes to warning message, greatlys save manpower and materials, saved the cost of artificial Measuring error.
The present invention solves technical problem and adopted the following technical scheme that：
A kind of low-voltage distribution cabinet real-time monitoring system, including：It is acquisition module, light number converter, microprocessor, power module, logical
Believe module, controller；
Acquisition module includes：Temperature collecting cell, is changed for collecting the temperature information in low-voltage distribution cabinet, and by temperature information
For optical information；Voltage transformer, for measuring the voltage of circuit, power and electric energy in low-voltage distribution cabinet；Current transformer, is used for
Measure the current information in low-voltage distribution cabinet；
Light number converter, the optical information for the temperature collecting cell to be changed is converted to data signal, and for high temperature report
It is alert；
Microprocessor, temperature information and warning message for generating low-voltage distribution cabinet according to the data signal；
Power module, is changed, and electric energy is deposited for the way to take power to voltage transformer, current transformer or solar energy
Battery is stored in, electric energy is provided for controller；
Communication module, communicates for being set up by wireless transceiver with external equipment；
Controller, is interacted with the acquisition module, light number converter, microprocessor, power module, communication module respectively,
For the current operating conditions of acquired low-voltage distribution cabinet to be transmitted to backstage main website.
Further, the temperature collecting cell includes multiple temperature sensors, and each temperature sensor correspondence one is solid
Determine monitoring point, the air themperature of monitoring correspondence stationary monitoring point, and the data monitored are sent to light number converter in real time.
Further, the backstage main website is provided with threshold cell, for setting and storing the threshold value of air themperature and low
Press voltage, power, electric energy, the current threshold of power distribution cabinet.
Further, the warning message includes overtemperature alarm, high temperature alarm, the one or more being rapidly heated in alarm
Combination.
Further, the monitoring system also includes：Display module, is electrically connected with the controller, for showing acquisition module
The information data of collection.
Further, the signal mode of the wireless transceiver is 3G, 4G or Wi-Fi.
Further, the monitoring system also includes：Alarm unit, for the low-voltage distribution cabinet that is obtained according to controller
Current operating conditions send alarm sound and reveal different colours signal lamp according to danger classes.
Further, the power module is additionally operable to carry out activation process to the battery.
Compared with prior art, the present invention has the advantages that：
（1）The real-time monitoring system of the low-voltage distribution cabinet of the present invention, can monitor the temperature in low-voltage distribution cabinet in real time, and
Generation temperature is too high or during operation power abnormal failure, sends in time and reminds and alarm, delimit danger classes to warning message, greatly
Manpower and materials are saved greatly, the cost of artificial Measuring error has been saved.
（2）The acquisition module of the present invention, including temperature collecting cell, voltage transformer, current transformer, can be supervised in real time
The air themperature of the related stationary monitoring point of survey power distribution cabinet, voltage, current related data, microprocessor and controller synthesis analysis
Processing, obtains the working condition of real-time low-voltage distribution cabinet, and transmits in time to backstage main website, is easy to related personnel to go and find out what's going on
And take measures in time, carry out maintenance management.
（3）The temperature information of the present invention is converted to data signal by light number converter, is shown in real time on display module,
On-line testing is implemented to the temperature of power distribution cabinet by the way that temperature information is converted into optical information, accurate temperature data is obtained,
Reduce the interval time of monitoring temperature so that thermometric facilitates much sooner, it is to avoid the situation that switch power distribution cabinet is burned out.
Brief description of the drawings
Fig. 1 is the module diagram of the real-time monitoring system of the low-voltage distribution cabinet of embodiment 1；
Fig. 2 is the module diagram of the real-time monitoring system of the low-voltage distribution cabinet of embodiment 2.
Embodiment
In order that the purpose, technical scheme and advantage of the embodiment of the present invention are more clearly understood that, with reference to embodiment and accompanying drawing,
Embodiments of the invention are further described in detail.Here, the present invention illustrative examples and illustrate be used for explain
The present invention, but it is not as a limitation of the invention.
Embodiment 1
As shown in figure 1, a kind of low-voltage distribution cabinet real-time monitoring system of the present embodiment, including：Acquisition module 100, the conversion of light number
Device 200, microprocessor 300, power module 400, communication module 500, controller 600, backstage main website 700.
Acquisition module 100 includes：Temperature collecting cell 110, for collecting the temperature information in low-voltage distribution cabinet, and by temperature
Degree information is converted to optical information；Voltage transformer 120, for measuring the voltage of circuit, power and electric energy in low-voltage distribution cabinet；Electricity
Current transformer 130, for measuring the current information in low-voltage distribution cabinet.
Light number converter 200, the optical information for the temperature collecting cell to be changed is converted to data signal, and is used for
High temperature alarm.
Microprocessor 300, temperature information and warning message for generating low-voltage distribution cabinet according to the data signal.
Power module 400, is turned for the way to take power to voltage transformer 120, current transformer 130 or solar energy
Change, and electric energy is provided in battery for controller by power storage.
Communication module 500, communicates for being set up by wireless transceiver with external equipment 800.
Controller 600, respectively with the acquisition module 100, light number converter 200, microprocessor 300, power module
400th, communication module 500 is interacted, for the current operating conditions of acquired low-voltage distribution cabinet to be transmitted to backstage main website
700。
The real-time monitoring system of the low-voltage distribution cabinet of the present embodiment, the temperature in low-voltage distribution cabinet can be monitored in real time, and
And when occurring too high temperature or operation power abnormal failure, send in time and remind and alarm, danger etc. delimited to warning message
Level, greatlys save manpower and materials, has saved the cost of artificial Measuring error.
Embodiment 2
As shown in Fig. 2 a kind of low-voltage distribution cabinet real-time monitoring system of the present embodiment, including：Acquisition module 100, the conversion of light number
Device 200, microprocessor 300, power module 400, communication module 500, controller 600, backstage main website 700, external equipment 800,
Display module 900, alarm unit 1000.
Acquisition module 100 includes：Temperature collecting cell 110, for collecting the temperature information in low-voltage distribution cabinet, and by temperature
Degree information is converted to optical information；Voltage transformer 120, for measuring the voltage of circuit, power and electric energy in low-voltage distribution cabinet；Electricity
Current transformer 130, for measuring the current information in low-voltage distribution cabinet.Wherein, temperature collecting cell 110 is passed including multiple temperature
Sensor 111, one stationary monitoring point of each correspondence of temperature sensor 111, the air themperature of the corresponding stationary monitoring point of monitoring in real time,
And send the data monitored to light number converter 200.Temperature in the sensing power distribution cabinet body of temperature sensor 111, works as temperature
When too high, adjustment equipment work, to cooling in power distribution cabinet body.
Light number converter 200, the optical information for the temperature collecting cell to be changed is converted to data signal, and is used for
High temperature alarm.
Microprocessor 300, temperature information and warning message for generating low-voltage distribution cabinet according to the data signal.
Warning message includes overtemperature alarm, high temperature alarm, the one or more of combinations being rapidly heated in alarm.
Power module 400, is turned for the way to take power to voltage transformer 120, current transformer 130 or solar energy
Change, and electric energy is provided in battery for controller by power storage.
Communication module 500, communicates for being set up by wireless transceiver with external equipment.The signal mode of wireless transceiver
For 3G, 4G or Wi-Fi.
Controller 600, respectively with the acquisition module 100, light number converter 200, microprocessor 300, power module
400th, communication module 500 is interacted, for the current operating conditions of acquired low-voltage distribution cabinet to be transmitted to backstage main website
700。
Backstage main website 700 is provided with threshold cell, threshold value and low-voltage distribution cabinet for setting and storing air themperature
Voltage, power, electric energy, current threshold.Wherein, threshold cell can be configured to user right, and the role of authority includes：It is super
Level keeper, super keepe has the administration authority of whole users, is compiled for carrying out system core parameter, operational factor, map
Volume, the setting of temperature calibration, alarm setting, alert process；Keeper, keeper has the administrative power of at the same level and subordinate subscriber
Limit, for carry out operational factor, map edit, temperature calibration, alarm setting, alert process setting；General operation person, typically
Operator does not have administration authority, is checked for carrying out alert process and monitoring system form.
Display module 900 is electrically connected with controller 600, for showing the information data that acquisition module 100 is gathered.Show mould
Block 900 is to show monitored area website with intuitively graphical interfaces, and the detailed temperature of associated stations is shown in the way of attribute form
Information is spent, the temperature information of monitoring device conveniently can be intuitively checked.Alarm unit 1000, for the low pressure obtained according to controller
The current operating conditions of power distribution cabinet send alarm sound and reveal different colours signal lamp according to danger classes.Specifically, should
Alarm unit be common electric bell, alarm unit can send " temperature is too high, it is noted that！" voice warning.Wherein, the system is also wrapped
Air circulation unit has been included, air circulation in cabinet is driven using mini fan.
The acquisition module of the present embodiment, including temperature collecting cell, voltage transformer, current transformer, can be supervised in real time
The air themperature of the related stationary monitoring point of survey power distribution cabinet, voltage, current related data, microprocessor and controller synthesis analysis
Processing, obtains the working condition of real-time low-voltage distribution cabinet, and transmits in time to backstage main website, is easy to related personnel to go and find out what's going on
And take measures in time, carry out maintenance management.Temperature information is converted to data signal by light number converter, is shown in real time aobvious
Show in module, on-line testing is implemented to the temperature of power distribution cabinet by the way that temperature information is converted into optical information, obtained accurate
Temperature data, reduce the interval time of monitoring temperature so that thermometric facilitates much sooner, it is to avoid switch power distribution cabinet is burned out
Situation.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of low-voltage distribution cabinet real-time monitoring system, it is characterised in that including：Acquisition module, light number converter, microprocessor
Device, power module, communication module, controller；
Acquisition module includes：Temperature collecting cell, is changed for collecting the temperature information in low-voltage distribution cabinet, and by temperature information
For optical information；Voltage transformer, for measuring the voltage of circuit, power and electric energy in low-voltage distribution cabinet；Current transformer, is used for
Measure the current information in low-voltage distribution cabinet；
Light number converter, the optical information for the temperature collecting cell to be changed is converted to data signal, and for high temperature report
It is alert；
Microprocessor, temperature information and warning message for generating low-voltage distribution cabinet according to the data signal；
Power module, is changed, and electric energy is deposited for the way to take power to voltage transformer, current transformer or solar energy
Battery is stored in, electric energy is provided for controller；
Communication module, communicates for being set up by wireless transceiver with external equipment；
Controller, is interacted with the acquisition module, light number converter, microprocessor, power module, communication module respectively,
For the current operating conditions of acquired low-voltage distribution cabinet to be transmitted to backstage main website.
2. low-voltage distribution cabinet real-time monitoring system according to claim 1, it is characterised in that the temperature collecting cell bag
Include multiple temperature sensors, one stationary monitoring point of each temperature sensor correspondence, the sky of the corresponding stationary monitoring point of monitoring in real time
Temperature degree, and the data monitored are sent to light number converter.
3. low-voltage distribution cabinet real-time monitoring system according to claim 1, it is characterised in that the backstage main website is provided with threshold
Value cell, for setting and storing the threshold value of air themperature and the voltage of low-voltage distribution cabinet, power, electric energy, current threshold.
4. low-voltage distribution cabinet real-time monitoring system according to claim 1, it is characterised in that the warning message includes super
Warm alarm, high temperature alarm, the one or more of combinations being rapidly heated in alarm.
5. low-voltage distribution cabinet real-time monitoring system according to claim 1, it is characterised in that the monitoring system is also wrapped
Include：Display module, is electrically connected with the controller, the information data for showing acquisition module collection.
6. low-voltage distribution cabinet real-time monitoring system according to claim 1, it is characterised in that the letter of the wireless transceiver
Number pattern is 3G, 4G or Wi-Fi.
7. low-voltage distribution cabinet real-time monitoring system according to claim 1, it is characterised in that the monitoring system is also wrapped
Include：Alarm unit, the current operating conditions of the low-voltage distribution cabinet for being obtained according to controller send alarm sound and according to
Danger classes reveals different colours signal lamp.
8. low-voltage distribution cabinet real-time monitoring system according to claim 1, it is characterised in that the power module is additionally operable to
Activation process is carried out to the battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609867.0A CN107171444A (en) | 2017-07-25 | 2017-07-25 | A kind of real-time monitoring system of low-voltage distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609867.0A CN107171444A (en) | 2017-07-25 | 2017-07-25 | A kind of real-time monitoring system of low-voltage distribution cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN107171444A true CN107171444A (en) | 2017-09-15 |
Family
ID=59817428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710609867.0A Withdrawn CN107171444A (en) | 2017-07-25 | 2017-07-25 | A kind of real-time monitoring system of low-voltage distribution cabinet |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749635A (en) * | 2018-07-10 | 2018-11-06 | 青岛千钧投资企业（有限合伙） | Drive the method, apparatus and electric vehicle of electric automobile high-voltage component working |
| CN110794198A (en) * | 2019-10-15 | 2020-02-14 | 北京国电通网络技术有限公司 | Safety monitoring device for electric appliance line |
| CN112509299A (en) * | 2020-11-11 | 2021-03-16 | 广东雅达电子股份有限公司 | Wireless temperature device supporting CT power taking of high-voltage power distribution cabinet |
| CN113686463A (en) * | 2021-09-06 | 2021-11-23 | 广东电网有限责任公司 | Temperature monitoring device and method and power distribution equipment |
| CN115388955A (en) * | 2022-10-25 | 2022-11-25 | 国网浙江省电力有限公司宁波市北仑区供电公司 | Power distribution cabinet monitoring method and system |
| CN115986946A (en) * | 2023-03-21 | 2023-04-18 | 瑞佳宏智能制造(武汉)有限公司 | Power distribution cabinet remote monitoring system and method based on PERT |
| CN117440668A (en) * | 2023-12-20 | 2024-01-23 | 易讯科技股份有限公司 | Device and method for collecting electric energy |
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| CN203326714U (en) * | 2013-05-22 | 2013-12-04 | 安徽智瑞电气有限公司 | Low-voltage power distribution real-time monitoring system |
| CN204886412U (en) * | 2015-07-10 | 2015-12-16 | 河南力安测控科技有限公司 | Be applied to safety monitoring device of consumer |
| CN204966989U (en) * | 2015-09-01 | 2016-01-13 | 福建师范大学 | Take switch board safety monitoring device of temperature detection |
| CN205982461U (en) * | 2016-08-08 | 2017-02-22 | 国网山东省电力公司巨野县供电公司 | Low -voltage distribution is electric detection means for cabinet |
| CN106526428A (en) * | 2016-12-05 | 2017-03-22 | 西安兴汇电力科技有限公司 | 0.4kV low-voltage distribution line on-line monitoring system |
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| CN203326714U (en) * | 2013-05-22 | 2013-12-04 | 安徽智瑞电气有限公司 | Low-voltage power distribution real-time monitoring system |
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| CN204966989U (en) * | 2015-09-01 | 2016-01-13 | 福建师范大学 | Take switch board safety monitoring device of temperature detection |
| CN205982461U (en) * | 2016-08-08 | 2017-02-22 | 国网山东省电力公司巨野县供电公司 | Low -voltage distribution is electric detection means for cabinet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749635A (en) * | 2018-07-10 | 2018-11-06 | 青岛千钧投资企业（有限合伙） | Drive the method, apparatus and electric vehicle of electric automobile high-voltage component working |
| CN110794198A (en) * | 2019-10-15 | 2020-02-14 | 北京国电通网络技术有限公司 | Safety monitoring device for electric appliance line |
| CN112509299A (en) * | 2020-11-11 | 2021-03-16 | 广东雅达电子股份有限公司 | Wireless temperature device supporting CT power taking of high-voltage power distribution cabinet |
| CN113686463A (en) * | 2021-09-06 | 2021-11-23 | 广东电网有限责任公司 | Temperature monitoring device and method and power distribution equipment |
| CN115388955A (en) * | 2022-10-25 | 2022-11-25 | 国网浙江省电力有限公司宁波市北仑区供电公司 | Power distribution cabinet monitoring method and system |
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| CN117440668A (en) * | 2023-12-20 | 2024-01-23 | 易讯科技股份有限公司 | Device and method for collecting electric energy |
| CN117440668B (en) * | 2023-12-20 | 2024-03-12 | 易讯科技股份有限公司 | Device and method for collecting electric energy |
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Application publication date: 20170915 |
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| WW01 | Invention patent application withdrawn after publication |