CN208209630U - A kind of the micromation intelligent on-line monitoring device and monitoring system of low-voltage distribution apparatus - Google Patents
A kind of the micromation intelligent on-line monitoring device and monitoring system of low-voltage distribution apparatus Download PDFInfo
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- CN208209630U CN208209630U CN201820765014.6U CN201820765014U CN208209630U CN 208209630 U CN208209630 U CN 208209630U CN 201820765014 U CN201820765014 U CN 201820765014U CN 208209630 U CN208209630 U CN 208209630U
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Abstract
The utility model relates to low-voltage distribution apparatus fields, and in particular to a kind of micromation intelligent on-line monitoring device of low-voltage distribution apparatus.The intelligent on-line monitoring device includes sensor unit, processor unit, wireless transmission unit, Power Management Unit and storage unit, the processor unit is connect with sensor unit, wireless transmission unit, Power Management Unit and storage unit respectively, the processor unit is connect with sensor unit, and is received running state information and stored, managed and processing operation.The beneficial effects of the utility model are, compared with prior art, the utility model passes through wireless internet of things and New Sensing Technology, the information such as temperature, line current and the voltage of the inlet-outlet line of real time on-line monitoring low-voltage distribution apparatus, smog, real-time calculation and analysis, the fault pre-alarming for realizing low-voltage distribution system, prevents fire incident.
Description
Technical field
The utility model relates to low-voltage distribution apparatus fields, and in particular to a kind of micromation of low-voltage distribution apparatus is intelligent to exist
Line monitoring device and monitoring system.
Background technique
As city low-voltage distribution apparatus is directly facing user, and there is huge radix, it has also become the weight of power distribution network
Want component part.In During Process of Long-term Operation, since environmental condition is poor, running current is big, and radiate bad, the joint area of equipment
The problems such as because of insulation ag(e)ing or excessive contact resistance, it is easy to appear superheating phenomenon, the service life for influencing equipment even results in fire
Calamity directly affects the reliability service in entire platform area to cause large-area power-cuts, and therefore, power supply company can periodically match low pressure
The inlet-outlet line surface temperature of electric equipment measures；But according to incompletely statistics, there is difference in domestic many power supply companies
The low-voltage distribution cabinet and ammeter box fire incident of degree, and huge economic losses or even human life's property loss are caused, therefore
It is necessary to take a kind of efficient, convenient and fast measure to realize on-line temperature monitoring and fire alarm to low-voltage distribution apparatus.
However, the node for needing to monitor is more since low-voltage distribution apparatus has the characteristics that Regional Distribution is wide and quantity is big,
According to personal monitoring's means, inefficiency, and daily O&M is very difficult；And with the propulsion of urbanization process, and
The offer of living standards of the people, the construction with electricity consumption facility is more and more, and maintenance is increasing, and manapower allocation is difficult to cover.
Therefore, there is an urgent need to a kind of intelligent operational systems to ensure electricity system while reducing manpower demand by those skilled in the art
Reliability service.
Further, low-voltage distribution system network topology structure is complicated, most of not have due to historical reasons or reorganization and expansion
Drawing record, thus the programming count line loss calculation of subregion, partial pressure, the area separated time He Fentai line loss can not be carried out.In distribution transformer load
On the basis of real-time monitoring, cutting load testing is not comprehensive, can not plan distribution and provide decision.
Currently, the daily O&M of low-voltage distribution, only carries out regular thermometric, two kinds of sides using temperature display wax sheet or infrared radiation thermometer
Formula is required to that a large amount of manpower is arranged to carry out inspection in 24 hours, and because being limited by operating condition in real work, O&M manpower is not
Foot, the work of low-voltage distribution apparatus temperature patrol inspection are ignored, and cause many accidents and economic loss；And occur in recent years very much
Monitor on-line solution, can not very good solution communication, working power and construction convenience the problem of, it is difficult to batch application
It promotes.
Utility model content
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of low pressure and match
The micromation intelligent on-line monitoring device of electric equipment solves existing monitoring structure complexity, is not easy to communicate and be mass produced
The problem of popularization.
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of low pressure and match
The monitoring system of electric equipment solves the problems such as existing monitoring efficiency is low, monitoring is not intelligent.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing a kind of the miniature of low-voltage distribution apparatus
Change intelligent on-line monitoring device, the micromation intelligent on-line monitoring device includes: sensor unit, obtains low-voltage distribution apparatus
Running state information；Processor unit, the processor unit are connect with sensor unit, and receive running state information with
And it stored, managed and processing operation；Wireless transmission unit, the wireless transmission unit is connect with processor unit, and is adopted
The running state information that set processor unit or other low-voltage distribution apparatus are sent, is sent directly in exterior gateway, Huo Zhetong
Other low-voltage distribution apparatus are crossed to be sent in exterior gateway as communication node；Storage unit, the storage unit and processor
Unit connection, and running state information is locally stored；Power Management Unit carries out energy collection and sets for low-voltage distribution
Standby functional unit power supply.
Wherein, preferred version is: the running state information includes temperature data information, current data information and voltage number
It is believed that breath, the processor unit includes a judgment module, and the judgment module is by temperature data information and current data information
It compares and analyzes, judges whether there is failure, pass through wireless transmission unit reporting fault information or alarm if it exists；And
The judgment module obtains fault type according to the abnormal conditions of voltage data information.
Wherein, preferred version is: the processor unit includes a sleep block, timing trigger module and event trigger mode
Block, the sleep block control processor unit enter dormant state, and the timing trigger module is called out according to preset time timing
Awake processor unit, the event trigger module are equipped with a variety of trigger conditions, and the wake-up processor list after trigger condition triggering
Member, the processor unit pass through data collection terminal mouth upon awakening and acquire running state information.
Wherein, preferred version is: wireless transmission unit includes LPWAN transmission module and LPWAN antenna, and the LPWAN is passed
Defeated module is connect with processor unit, and realizes the transmission of data by LPWAN antenna according to the control of processor unit.
Wherein, preferred version is: the sensor unit include temperature sensor, current sensor, voltage sensor and
Smoke sensor device；The temperature sensor is arranged on the cable or busbar of low-voltage distribution apparatus, and obtains its running temperature number
According to；The current sensor obtains the line current data of low-voltage distribution apparatus；The voltage sensor obtains low-voltage distribution and sets
Standby line voltage distribution data；The smoke sensor device is monitored for smog.
Wherein, preferred version is: the Power Management Unit include battery modules and it is micro- can acquisition module, it is described micro- to adopt
Collect module acquisition environment electromagnetics field energy or thermal energy, and be converted into electric energy, is that the functional unit of low-voltage distribution apparatus powers or is
Battery modules charging.
Wherein, preferred version is: the micromation intelligent on-line monitoring device include SOE event recording unit and with processing
The external clock unit of the clock signal synchronization of device unit, the external clock unit provide SOE thing for SOE event recording unit
The record time of part.
Wherein, preferred version is: the micromation intelligent on-line monitoring device includes shell and is arranged in the intracorporal electricity of shell
The hardened structure in road, the shell are fixed on the cable of low-voltage distribution apparatus.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing a kind of based on low-voltage distribution apparatus
Intelligent on-line monitoring system is miniaturized, it is characterised in that: the micromation intelligent on-line monitoring system includes being arranged in platform area
Multiple low-voltage distribution apparatus and gateway and cloud server, the low-voltage distribution apparatus includes the micromation intelligence
Energy on-line monitoring device, the micromation intelligent on-line monitoring device pass through wireless transmission unit for running state information or alarm
Information is sent in gateway, or is sent to by the intelligent on-line monitoring device of other low-voltage distribution apparatus as communication node
In gateway；And the data information acquired in platform area is sent in cloud server by the gateway.
The beneficial effects of the utility model are that compared with prior art, the utility model is by wireless internet of things and newly
Type sensing technology, the information such as temperature, line current and the voltage of the inlet-outlet line of real time on-line monitoring low-voltage distribution apparatus, smog,
Real-time calculation and analysis realizes the fault pre-alarming of low-voltage distribution system, prevents fire incident；Real-time monitoring load balancing shape
Condition provides decision and automatic generating network topological structure for dilatation and O&M, and real-time perfoming line loss subregion separated time calculates and preceding
Rear class compares, and prevents stealing electricity phenomenon；Further, realize that efficient stable, monitoring low-voltage distribution is set safely, conveniently, at low cost
It is standby, it realizes intelligent O&M, ensures electricity consumption reliability.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the structural block diagram of the utility model micromation intelligent on-line monitoring device；
Fig. 2 is the structural schematic diagram of the utility model micromation intelligent on-line monitoring device；
Fig. 3 is the structural block diagram of the utility model judgment module；
Fig. 4 is the utility model suspend mode and the structural block diagram for triggering wake-up module；
Fig. 5 is the structural block diagram of the utility model SOE event recording unit；
Fig. 6 is the flow diagram of the utility model monitoring system；
Fig. 7 is the flow diagram of the utility model monitoring method；
Fig. 8 is the flow diagram that the utility model voltage is traced to the source.
Specific embodiment
Now in conjunction with attached drawing, elaborate to the preferred embodiment of the utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of micromation intelligent on-line monitoring device of low-voltage distribution apparatus
Preferred embodiment.
A kind of micromation intelligent on-line monitoring device of low-voltage distribution apparatus, the micromation intelligent on-line monitoring device packet
Include sensor unit, processor unit, wireless transmission unit, Power Management Unit and storage unit, the processor unit point
Do not connect with sensor unit, wireless transmission unit, Power Management Unit and storage unit, the Power Management Unit respectively with
Sensor cell, processor unit, wireless transmission unit are connected with storage unit, can be directly electrically connected or are electrically connected indirectly.
Wherein, and Fig. 2 is referred to, the electricity that intelligent on-line monitoring device includes shell 200 and is arranged in shell 200 is miniaturized
The hardened structure 100 in road, the shell 200 are fixed on the cable 300 of low-voltage distribution apparatus.The shell 200 can be realized internal solid
Alignment cable 300 is realized for 2000 times or more and opens and closes the service life, easy to install；It, which is designed, supports IP65 degree of protection, under energy adverse circumstances just
It is often used.The micromation intelligent on-line monitoring device uses micro-integrated design, small in size, it is easy to which button is pricked in cabinet interior lines
On cable；And when installing, without having a power failure.
Specifically, the sensor unit obtains the running state information of low-voltage distribution apparatus；The processor unit connects
It receives running state information and is stored, managed and processing operation；The wireless transmission unit and Acquisition Processor unit or
The running state information that other low-voltage distribution apparatus are sent, is sent directly in exterior gateway, or passes through other low-voltage distributions
Equipment is sent in exterior gateway as communication node；Running state information is locally stored the storage unit；It is described
Power Management Unit carries out energy collection and powers for the functional unit of low-voltage distribution apparatus.
In the present embodiment, the sensor unit includes the sensor of various functions, and the sensor unit at least wraps
Include temperature sensor, current sensor, voltage sensor and smoke sensor device；The temperature sensor setting is set in low-voltage distribution
On standby cable or busbar, and obtain its running temperature data；The current sensor obtains the line electricity of low-voltage distribution apparatus
Flow data；The voltage sensor obtains the line voltage distribution data of low-voltage distribution apparatus；The smoke sensor device is supervised for smog
Control.
Wherein, busbar refers in power supply system, and always system switchs the connecting copper bar with the switch in each shunt circuit in electric cabinet
Or aluminium row, main function is to do conducting wire use；Cable is the cable for referring to the accession to the cable of low-voltage distribution apparatus and picking out.By
Then through overcurrent, under the operating condition of high load capacity, it is easy to produce a large amount of heat, and (hot environment in harsh environment
Under) be easy to keep low-voltage distribution apparatus temperature excessively high, pass through the temperature sensor near or adjacent to cable or busbar setting, Huo Zheshe
Set the other positions inside low-voltage distribution apparatus, detection cable or busbar temperature data at runtime and low-voltage distribution are set
Standby internal temperature data, prevents temperature is excessively high from leading to equipment damage, or cause fire.
Wherein, current sensor is a kind of detection device, can experience the information of tested electric current, and can will test impression
The information arrived is for conversion into the information output of the electric signal or other required forms that meet certain standard needs according to certain rules,
It is required with transmission, processing, storage, display, record and the control etc. that meet information.Current sensor is different according to measuring principle,
It can be divided mainly into: current divider, electromagnetic current transducer, electronic current mutual inductor etc..During this example is implemented, Ross is preferentially used
Coil, measurement range is wide, no electromagnetism saturation.
Wherein, voltage sensor is the sensor that can be experienced measured voltage and be converted into usable output signal.For exchange
Voltage measurement, for voltage available mutual inductor as sensing element, i.e., being down to measured voltage using a voltage transformer can benefit
Then low-voltage is transformed into the DC voltage linear with measured voltage by interlock circuit and is sent to data acquisition
System and A/D converter.And in the present embodiment, believed by the line outage of voltage data acquisition of information and ground fault etc.
Breath obtains the fault message of corresponding low-voltage distribution apparatus.
Wherein, smoke sensor device realizes fire disasters protection by monitoring the concentration of smog, inside smoke alarm
It is sensed using ion type smog, ion type smog sensor is a kind of advanced technology, sensor stable and reliable in work.
In the present embodiment, wireless transmission unit includes ultra-low power consumption wireless transmission module and antenna, the super low-power consumption
Wireless transport module is connect with processor unit；Preferably, wireless transmission unit includes LPWAN transmission module and LPWAN antenna,
The LPWAN transmission module is connect with processor unit, and realizes data by LPWAN antenna according to the control of processor unit
Transmission.
Wherein, low-power consumption wide area network (LPWAN) is the M2M communication scene optimization in applying for Internet of Things, by electricity
Battery-powered, low rate, super low-power consumption, low duty ratio support single node maximal cover reachable with Star Network covering
The remote wireless network mechanics of communication of 100 kilometers of honeycomb aggregation gateway.
Specifically, low-voltage distribution apparatus realizes data transmission by wireless transmission unit, by running state information, abnormal report
Alert information or other related data informations are sent in the gateway in region, and are sent in Cloud Server by gateway, real
The transmission of existing data.And wireless transmission unit also can be used as communication transfer node, building ad-hoc network communication.
In the present embodiment, the Power Management Unit includes battery modules and micro- energy acquisition module, micro- energy acquisition
Module acquires environment electromagnetics field energy or thermal energy, and is converted into electric energy, be the functional unit power supply of low-voltage distribution apparatus or is electric
The charging of Chi Mo group.In this implementation, also battery is supported individually to power.
In the present embodiment, the major function of memory cell storage is storage program and various data, and can calculated
Machine operational process high speed, the access for being automatically completed program or data, storage unit can storage processor in the utility model
The data information that unit is sent, and realize the data processing of processor unit.
As shown in figure 3, the utility model provides the preferred embodiment of judgment module.
The running state information includes temperature data information, current data information and voltage data information, the processing
Device unit includes a judgment module, and temperature data information and current data information are compared and analyzed, sentenced by the judgment module
It is disconnected to whether there is failure, pass through wireless transmission unit reporting fault information or alarm if it exists.And the judgment module according to
The abnormal conditions of voltage data information obtain fault type.
The step of comparative analysis about temperature data information and current data information are as follows:
1, when initializing, set temperature threshold value, current rating, and corresponding temperature and current curve are set；
If 2, the temperature value of temperature data information is more than the current value overrate of threshold value or current data information,
Alarm；
If 3, temperature value and current value calculate the corresponding temperature of current flow according to current temperature curve all in normal range (NR)
Angle value；If measured temperature is more than calculated value, alarm.
Judgment step about voltage data information are as follows:
1, line outage is judged whether by the voltage value of voltage data information.
2, voltage value 0 can determine that line outage；Voltage value is lower than the 50% of rated value, and current break, can determine that out
Existing ground fault；
3, it is judged by processor unit according to acquisition data.
As shown in figure 4, the utility model provides suspend mode and the preferred embodiment of trigger module.
The processor unit includes a sleep block, timing trigger module and event trigger module, the sleep block
Control processor unit enters dormant state, and the timing trigger module is according to preset time timing wake-up processor unit, institute
Event trigger module is stated equipped with a variety of trigger conditions, and the wake-up processor unit after trigger condition triggering, the processor list
Member acquires running state information by data collection terminal mouth upon awakening.
About timing trigger module, specific time or preset interval time are set, and in specific time wake-up processor
Unit, such as 9:00,13:00 and 22:00, or at interval of 4 hours wake-up processor units, obtain low-voltage distribution apparatus at this time
Related data information, or the historical data information of storage is sent to cloud, whether detection data abnormal beyond the clouds；Certainly
Abnormal examination can also be carried out in local processor unit.
About event trigger module, it is preferable that trigger condition include there is smog, and detect trigger condition occur after,
Wake-up processor unit, and by situation perhaps at this time the related data information of low-voltage distribution apparatus or storage history
Data information is sent to cloud.
As shown in figure 5, the utility model provides the preferred embodiment of SOE event recording unit.
The micromation intelligent on-line monitoring device includes SOE event recording unit and the clock signal with processor unit
Synchronous external clock unit, the external clock unit provide the record time of SOE event for SOE event recording unit.
Wherein, SOE (Sequence Of Event), event sequence recording system or sequence of events recording resolution ratio are existing
It is in daily use in generation science and technology: SOE sequence of events recording, the type for the Time And Event that record failure occurs, such as certain switch
XX divides XX seconds XX milliseconds of what kind of failures of generation etc. when XX.
Further, by external clock unit, the record time of SOE event is provided for SOE event recording unit, allows phase
Pass personnel are apparent to obtain corresponding event cause and time of origin, provides fundamental basis for more scientific investigation maintenance.
As shown in fig. 6, the utility model provides a kind of the preferred of the intelligent on-line monitoring system based on low-voltage distribution apparatus
Embodiment.
Multiple low-voltage distribution apparatus in platform area and gateway 200 and cloud is arranged in the intelligent on-line monitoring system
Server 300, the low-voltage distribution apparatus include the intelligent on-line monitoring device 100, the intelligent on-line monitoring device
100 are sent to running state information or warning message in gateway 200 by wireless transmission unit, or are matched by other low pressure
The intelligent on-line monitoring device 100 of electric equipment is sent in gateway 200 as communication node；And the gateway 200 is by platform area
The data information of middle acquisition is sent in cloud server 300.
Specifically, the intelligent on-line monitoring device 100 of low-voltage distribution apparatus can be monitored online data and carry out data analysis
Abnormality alarm is obtained, meanwhile, cloud server 300 acquires the data information in a gateway 200, and carries out big data analysis, obtains
The operating status in the area Qu Getai realizes early warning and and alarm.
As shown in Figure 7 and Figure 8, the utility model provides a kind of monitoring method of low-voltage distribution apparatus.
A kind of monitoring method of low-voltage distribution apparatus, the monitoring method are filled applied to above-mentioned micromation intelligent on-line monitoring
In setting；The step of monitoring method includes:
Step S11, setting and the area Ge Tai and corresponding circuit number are edited；
Step S12, the voltage data information and current data information of low-voltage distribution apparatus are acquired；
Step S13, the line loss situation for obtaining low-voltage distribution apparatus, is managed by platform area and corresponding circuit number.
Specifically, multiple low-voltage distribution apparatus constitute platform area, and every area is equipped with more routes, and each route is equipped with correspondence
Circuit number.
By acquiring the voltage data information and current data information of each low-voltage distribution apparatus, i.e. acquisition corresponding line is numbered
Voltage data information and current data information.And the step of obtaining the line loss situation of low-voltage distribution apparatus include: based on when
Mark calculates instantaneous power；According to topological structure, line loss is calculated.
Further, the topological structure of low-voltage power supply is tree；To each layer, line loss is calculated by branch, is added up,
And compared with father node；There is larger difference, then alarms.
Further, and Fig. 8, the monitoring method are referred to further include:
Step S21, according to voltage data information, topological line construction is automatically generated, and fault point of tracing to the source.
Step S22, relevant information is sent in cloud；
Step S23, staff safeguards corresponding low-voltage distribution apparatus according to the information in cloud.
As described above, only the best embodiment of the utility model is not intended to limit the scope of the utility model,
All equivalent change or modifications made according to the patent scope of the utility model are all that the utility model is covered.
Claims (9)
1. a kind of micromation intelligent on-line monitoring device of low-voltage distribution apparatus, which is characterized in that the micromation intelligent online
Monitoring device includes:
Sensor unit obtains the running state information of low-voltage distribution apparatus；
Processor unit, the processor unit are connect with sensor unit, and receive running state information and stored,
Management and processing operation；
Wireless transmission unit, the wireless transmission unit are connect with processor unit, and Acquisition Processor unit or other low pressure
The running state information that controller switching equipment is sent, is sent directly in exterior gateway, or passes through other low-voltage distribution apparatus conducts
Communication node is sent in exterior gateway；
Storage unit, the storage unit is connect with processor unit, and running state information is locally stored；
Power Management Unit carries out energy collection and powers for the functional unit of low-voltage distribution apparatus.
2. micromation intelligent on-line monitoring device according to claim 1, it is characterised in that: the running state information packet
Temperature data information, current data information and voltage data information are included, the processor unit includes a judgment module, described to sentence
Disconnected module compares and analyzes temperature data information and current data information, judges whether there is failure, passes through nothing if it exists
Line transmission unit reporting fault information or alarm；And the judgment module is obtained according to the abnormal conditions of voltage data information
Fault type.
3. micromation intelligent on-line monitoring device according to claim 1, it is characterised in that: the processor unit includes
One sleep block, timing trigger module and event trigger module, the sleep block control processor unit enter dormant state,
The timing trigger module is equipped with a variety of triggering items according to preset time timing wake-up processor unit, the event trigger module
Part, and the wake-up processor unit after trigger condition triggering, the processor unit are adopted by data collection terminal mouth upon awakening
Collect running state information.
4. micromation intelligent on-line monitoring device according to claim 1, it is characterised in that: wireless transmission unit includes super
Low-consumption wireless transmission module and antenna, the ultra-low power consumption wireless transmission module are connect with processor unit, and according to processing
The transmission of data is realized in the control of device unit by antenna.
5. micromation intelligent on-line monitoring device according to claim 1, it is characterised in that: the sensor unit includes
Temperature sensor, current sensor, voltage sensor and smoke sensor device；The temperature sensor is arranged in low-voltage distribution apparatus
Cable or busbar on, and obtain its running temperature data；The current sensor obtains the line current of low-voltage distribution apparatus
Data；The voltage sensor obtains the line voltage distribution data of low-voltage distribution apparatus；The smoke sensor device is monitored for smog.
6. micromation intelligent on-line monitoring device according to claim 1, it is characterised in that: the Power Management Unit packet
Battery modules and micro- energy acquisition module, micro- energy acquisition module acquisition environment electromagnetics field energy or thermal energy are included, and is converted into electric energy,
Functional unit for low-voltage distribution apparatus powers or is battery modules charging.
7. micromation intelligent on-line monitoring device according to claim 1, it is characterised in that: the micromation intelligent online
Monitoring device includes SOE event recording unit and the external clock unit with the clock signal synchronization of processor unit, described outer
Portion's clock unit provides the record time of SOE event for SOE event recording unit.
8. micromation intelligent on-line monitoring device according to claim 1, it is characterised in that: the micromation intelligent online
Monitoring device uses micro-integrated design, and the micromation intelligent on-line monitoring device includes shell and is arranged intracorporal in shell
Board structure of circuit, the shell are fixed on the cable of low-voltage distribution apparatus.
9. a kind of micromation intelligent on-line monitoring system based on low-voltage distribution apparatus, it is characterised in that: the micromation intelligence
Online monitoring system includes the multiple low-voltage distribution apparatus being arranged in platform area and gateway and cloud server, the low pressure
Controller switching equipment includes micromation intelligent on-line monitoring device as described in any of the claims 1 to 8, and the micromation intelligence exists
Running state information or warning message are sent in gateway by line monitoring device by wireless transmission unit, or low by other
The intelligent on-line monitoring device of press-fitting electric equipment is sent in gateway as communication node；And the gateway will be adopted in platform area
The data information of collection is sent in cloud server.
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| CN201820765014.6U CN208209630U (en) | 2018-05-22 | 2018-05-22 | A kind of the micromation intelligent on-line monitoring device and monitoring system of low-voltage distribution apparatus |
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| CN201820765014.6U CN208209630U (en) | 2018-05-22 | 2018-05-22 | A kind of the micromation intelligent on-line monitoring device and monitoring system of low-voltage distribution apparatus |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007186A (en) * | 2019-04-23 | 2019-07-12 | 成都绎码科技有限公司 | A kind of detection of electrical leakage remote alarming device and method |
| CN112467877A (en) * | 2020-11-09 | 2021-03-09 | 中国南方电网有限责任公司 | Comprehensive monitoring system for running state of electric power system |
| CN112565436A (en) * | 2020-12-11 | 2021-03-26 | 苏州水珠物联科技有限公司 | Acquisition terminal, equipment monitoring method and system |
| CN113029389A (en) * | 2021-03-03 | 2021-06-25 | 广西电网有限责任公司钦州供电局 | Detection awakening device and method for high-voltage isolating switch opening and closing temperature sensor |
-
2018
- 2018-05-22 CN CN201820765014.6U patent/CN208209630U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007186A (en) * | 2019-04-23 | 2019-07-12 | 成都绎码科技有限公司 | A kind of detection of electrical leakage remote alarming device and method |
| CN110007186B (en) * | 2019-04-23 | 2021-11-16 | 彭明 | Electric leakage detection remote alarm device and method |
| CN112467877A (en) * | 2020-11-09 | 2021-03-09 | 中国南方电网有限责任公司 | Comprehensive monitoring system for running state of electric power system |
| CN112565436A (en) * | 2020-12-11 | 2021-03-26 | 苏州水珠物联科技有限公司 | Acquisition terminal, equipment monitoring method and system |
| CN113029389A (en) * | 2021-03-03 | 2021-06-25 | 广西电网有限责任公司钦州供电局 | Detection awakening device and method for high-voltage isolating switch opening and closing temperature sensor |
| CN113029389B (en) * | 2021-03-03 | 2023-05-30 | 广西电网有限责任公司钦州供电局 | Device and method for detecting and waking up high-voltage isolating switch opening and closing temperature sensor |
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