CN110187232A - A kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area - Google Patents
A kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area Download PDFInfo
- Publication number
- CN110187232A CN110187232A CN201910379393.4A CN201910379393A CN110187232A CN 110187232 A CN110187232 A CN 110187232A CN 201910379393 A CN201910379393 A CN 201910379393A CN 110187232 A CN110187232 A CN 110187232A
- Authority
- CN
- China
- Prior art keywords
- low
- voltage
- platform area
- power line
- electricity consumption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The embodiment of the invention discloses a kind of intelligent monitoring devices for matching electricity consumption synchronous data sampling suitable for low-voltage platform area, including several branch switches in each stage circuit of low-voltage platform area power supply network, branch switch uses non intelligent switch, intellectual monitoring unit is added on circuits at different levels, intellectual monitoring unit includes the low-voltage power line bandwidth carrier communication module for realizing Data Telecommunication transfer function, current transformer for switch state monitoring, for the high-speed data acquistion system of line fault detection and for realizing the metering chip of function of measuring, the real-time monitoring of low-voltage platform area power supply network can be achieved, it is communicated using low-voltage power line bandwidth carrier, telecommunication can be completed without wiring and greatly reduce local communication cable wiring manufacture difficulty；Meanwhile traffic rate is far longer than that traditional RS485, micropower be wireless, narrowband carrier, meets the high speed acquisition demand of platform area power supply network Real-time Monitoring Data.
Description
Technical field
The present embodiments relate to energy monitoring apparatus technical fields, and in particular to one kind is suitable for low-voltage platform area and matches electricity consumption
The intelligent monitoring device of synchronous data sampling.
Background technique
End of the low-voltage platform area as power grid, that there are running equipments is more, distribution is wide, power supply environment is complicated, automatization level
The reasons such as relatively low cause many platform areas to be in monitoring blind area.When having a power failure, due to lacking to the real-time of equipment running status
Monitoring, cause have a power failure can not active reporting, safety at power cut can not remote diagnosis, can not positioning failure equipment, seriously affect repairing
Efficiency.
The branch switches at different levels of low-voltage platform area power supply network are largely non intelligent switch at present, no real-time monitoring and long-range logical
Telecommunication function, therefore can not remotely know the operation datas such as switch state and voltage, electric current, power, electricity.
Have at present in the main method of low-voltage platform area intellectualized reconstruction: first is that non intelligent switch is changed to intelligent switch；
Second is that installing low pressure branch monitoring unit additional on branch line.
(1) intelligent switch has switch state monitoring, voltage, current measurement and a telecommunications functions, but using RS485 with
Distribution transformer terminals are communicated, and site operation difficult wiring, main problem is: distribution transformer terminals are mounted on step down side and go out
Line, and branch switch at different levels is mounted on incoming line cabinet, feeder cabinet and the feeder pillar and electricity box of power distribution room, feeder pillar is apart from power distribution room
Distant, electricity box are typically distributed across the floor of user；And intelligent switch does not have electrical energy measurement function, can not calculate each branch
The loss of route.
(2) voltage, current measurement and line fault detection function, the communication that low pressure branch monitoring unit has route connect
The problem of mouth is also to use RS485, is equally faced with site operation wiring；Do not have electrical energy measurement function, and be unable to monitor yet
Switch state.
Summary of the invention
For this purpose, the embodiment of the present invention provides a kind of intellectual monitoring dress suitable for low-voltage platform area with electricity consumption synchronous data sampling
Set, communicated using low-voltage power line bandwidth carrier, to solve communication cable wiring manufacture difficulty big, difficult communication, without electrical energy measurement and
The problem of switch state monitors.
To achieve the goals above, embodiments of the present invention provide the following technical solutions:
A kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area, including it is several for low-voltage platform
Branch switch in each stage circuit of area's power supply network, the branch switch use non intelligent switch, install additional on circuits at different levels
There is intellectual monitoring unit, the intellectual monitoring unit includes the low-voltage power line width for realizing Data Telecommunication transfer function
With carrier communication module, for switch state monitoring current transformer, for line fault detection high-speed data acquisition system
System and for realizing function of measuring metering chip, the output end and metering core of the low-voltage power line bandwidth carrier communication module
Piece is electrically connected, and input terminal is electrically connected with current transformer, high-speed data acquistion system respectively；
The low-voltage power line bandwidth carrier communication module is also used to realize clock synchronization and anomalous event active reporting
Function；
The current transformer judges the state of branch switch by acquisition branch switch inlet wire and the voltage of outlet；
The high-speed data acquistion system acquires voltage, current value in stage circuit in real time, works as electricity by high speed AD sampling
When pressure, electric current are more than limit value, stage circuit overload, short circuit, overcurrent, over-voltage, under-voltage, power failure fault message are generated.
As a preferred solution of the present invention, the low-voltage power line bandwidth carrier communication module includes passing as data
Modem of the defeated channel for realizing the power line of data-transformation facility and for receiving information；
Then low-voltage power line bandwidth carrier communication module is utilized by the way that the high-frequency signal of carrying information is loaded on electric current
The power line transmission, the last modem is separated high-frequency signal from electric current again, and is transmitted to the meter
Measure chip.
It as a preferred solution of the present invention, further include host node carrier module, it is described low in all stage circuits
Piezoelectricity power line bandwidth carrier communication module is used as from node carrier module, the host node carrier module with from node carrier wave mould
Block realizes that clock is synchronous by Simple Network Time Protocol.
It as a preferred solution of the present invention, further include the voice guard being integrated in stage circuit, the sound
Alarm and the output end of the metering chip are electrically connected.
As a preferred solution of the present invention, failure protecting device, the error protection are also integrated on stage circuit
Device includes control relay K1, and the normally-closed contact of the control relay K1 is connected in stage circuit, controls relay K1
Coil be arranged in series between the metering chip and voice guard.
As a preferred solution of the present invention, between the coil and the voice guard of the control relay K1 also
It is provided with sensor, the sensor is using Radio infrared sensor.
As a preferred solution of the present invention, the output end of the host node carrier module is connected with for intuitively showing
The LCD display unit of circuit data signals at different levels.
As a preferred solution of the present invention, the LCD display unit using LCD12864 liquid crystal display.
As a preferred solution of the present invention, the current transformer is using split core type current transformer.
As a preferred solution of the present invention, the low-voltage power line bandwidth carrier communication module supports DL/T645-
2007 and Modubs communication protocol.
Embodiments of the present invention have the advantages that
The present invention provides it is a kind of suitable for low-voltage platform area with electricity consumption synchronous data sampling intelligent monitoring device, it can be achieved that
The real-time monitoring of low-voltage platform area power supply network, is communicated using low-voltage power line bandwidth carrier, and telecommunication can be completed without wiring
Greatly reduce local communication cable wiring manufacture difficulty；Meanwhile to be far longer than traditional RS485, micropower wireless, narrow for traffic rate
Band carrier wave, meets the high speed acquisition demand of platform area power supply network Real-time Monitoring Data.
Detailed description of the invention
It, below will be to embodiment party in order to illustrate more clearly of embodiments of the present invention or technical solution in the prior art
Formula or attached drawing needed to be used in the description of the prior art are briefly described.It should be evident that the accompanying drawings in the following description is only
It is merely exemplary, it for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer, which is extended, obtains other implementation attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for
Those skilled in the art understands and reads, and is not intended to limit the invention enforceable qualifications, therefore does not have technical
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the function of the invention that can be generated
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents obtain and can cover.
Fig. 1 is to be suitable for intelligent monitoring device of the low-voltage platform area with electricity consumption synchronous data sampling in embodiment of the present invention
Working signal flow chart.
In figure:
1- branch switch；2- low-voltage power line bandwidth carrier communication module；3- current transformer；4- high-speed data acquisition system
System；5- metering chip；6- host node carrier module；7- voice guard；8- sensor；9-LCD display unit；
201- power line；202- modem.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
The present invention provides it is a kind of suitable for low-voltage platform area with electricity consumption synchronous data sampling intelligent monitoring device, it can be achieved that
The real-time monitoring of low-voltage platform area power supply network, is communicated using low-voltage power line bandwidth carrier, and telecommunication can be completed without wiring
Greatly reduce local communication cable wiring manufacture difficulty；Meanwhile to be far longer than traditional RS485, micropower wireless, narrow for traffic rate
Band carrier wave, meets the high speed acquisition demand of platform area power supply network Real-time Monitoring Data.
As shown in Figure 1, being illustrated by taking three stage circuits as an example in embodiment of the present invention, several be used for is specifically included
Branch switch 1 in each stage circuit of low-voltage platform area power supply network, the branch switch 1 use traditional non intelligent switch, pass through
It installs intellectual monitoring unit additional on circuits at different levels, realizes the real-time monitoring to equipment running status, realize to each classification electricity
The high-acruracy survey on road, function of measuring, while the communication issue with distribution transformer terminals is solved under the premise of meeting without wiring.
In the present embodiment, intellectual monitoring unit includes for realizing the low-voltage power of Data Telecommunication transfer function
Line width with carrier communication module 2, for switch state monitoring current transformer 3, for line fault detection high-speed data
Acquisition system 4 and metering chip 5 for realizing function of measuring, current transformer 3 are described using split core type current transformer
The output end of low-voltage power line bandwidth carrier communication module 2 and metering chip 5 are electrically connected, input terminal respectively with current transformer
3, high-speed data acquistion system 4 is electrically connected, and is acquired information by current transformer 3 and high-speed data acquistion system 4, is then led to
Low-voltage power line bandwidth carrier communication module 2 is crossed by the data information transfer of acquisition to metering chip 5.
Low-voltage power line bandwidth carrier communication module 2 includes as data transmission channel for realizing data-transformation facility
Power line 201 and modem 202 for receiving information, low-voltage power line bandwidth carrier communication module 2 are utilized with existing
Power supply line realizes data transmission as information transmitting medium, can directly using existing power line as data transmission channel into
The transmission of row data, is not necessarily to rewiring, this feature makes equipment easy for installation, save line construction expense, reduces and is
System cost；Compared with the wireless communication techniques such as bluetooth, IrDA, transmission device is not influenced by barrier, it is easier to networking.
Low-voltage power line bandwidth carrier communication module 2 is by loading on electricity for the high-frequency signal (2M~12M) of carrying information
Then stream is transmitted using the power line 201, the last modem 202 is isolated high-frequency signal from electric current again
Come, and is transmitted to the metering chip 5.
Low-voltage power line bandwidth carrier communication module 2 can also be used to realize the synchronous function with anomalous event active reporting of clock
Energy.
It in the present embodiment, further include host node carrier module 6, low-voltage power line bandwidth carrier communication module 2 is established
One real-time reliable communication network, the low-voltage power line bandwidth carrier communication module 2 in all stage circuits are made
For from node carrier module, the host node carrier module 6 with pass through Simple Network Time Protocol from node carrier module
(SNTP) realize that clock is synchronous；
The working principle of host node carrier module 6 is identical as the working principle of low-voltage power line bandwidth carrier communication module 2,
It is equally to carry out data transmission using existing power line as data transmission channel, to realize each stage circuit real-time monitoring
The unified of information is obtained, is focused on.
There is the bandwidth carrier technology that low-voltage power line bandwidth carrier communication module 2 uses high traffic rate (to be not less than
1Mbps) and reliable two-way communication characteristic, the timeliness and accuracy of anomalous event active reporting be ensure that；By to thing
Part information realization Centralized Monitoring, management are downward, realize the monitoring of all the period of time total event to each terminal, range of management expands number
Hundred times.
Low-voltage power line bandwidth carrier communication module 2 supports DL/T645-2007 and Modubs communication protocol, can be realized
The access of the seamless communication of working equipment stage circuit and distribution transformer terminals.
Current transformer 3 by acquisition 1 inlet wire of branch switch and outlet voltage, judge the state of branch switch 1: when into
Line, outlet voltage difference be greater than critical value when, then it is assumed that 1 separating brake of branch switch, at this point, 1 operation irregularity of branch switch can be generated
Signal, to realize the real time monitoring function to switch state.
High-speed data acquistion system 4 acquires voltage, current value in stage circuit by high speed AD sampling in real time, when voltage,
When electric current is more than limit value, stage circuit overload, short circuit, overcurrent, over-voltage, under-voltage, power failure fault message are generated, to realize
To each stage circuit line fault detection function.
It further, in the present embodiment, further include the voice guard 7 being integrated in stage circuit, the sound
Alarm 7 and the output end of the metering chip 5 are electrically connected；Failure protecting device, the failure are integrated on stage circuit
Protective device includes control relay K1, and the normally-closed contact of the control relay K1 is connected in stage circuit, is specifically existed
In stage circuit in the power supply circuit of working equipment, the coil of control relay K1 is arranged in series in the metering chip 5 and sound
Between sound alarm 7.
By the setting of voice guard 7, alarm signal can be made a sound in time in the event of a failure, cause work people
Member's to find the problem and solve the problems, such as in time note that reducing failure bring and further injuring；By utilizing control relay
The stage circuit can be disconnected automatically, be stopped working after certain stage circuit breaks down by device K1, so as to avoid failure hair
After life, which continues to work, caused by secondary hazards.
Controlling relay K1, the specific working principle is as follows:
Without exception when happening when stage circuit works normally, the normally-closed contact of control relay K1 is in always to be closed
Conjunction state, at this point, working equipment works normally, voice guard 7 does not start work；When stage circuit breaks down, control
The coil of relay K1 is powered, and voice guard 7 works, meanwhile, the normally-closed contact of control relay K1 disconnects, and realizes power supply electricity
Disconnection between road and working equipment, to play the role of protection to working equipment.
It controls and is additionally provided with sensor 8 between the coil and the voice guard 7 of relay K1, the sensor 8 is adopted
It is Radio infrared sensor, the setting of sensor 8 is conducive to sense sensitive, security alarm, reduces security risk.
The output end of host node carrier module 6 is connected with the LCD for intuitively showing circuit data signals at different levels and shows list
Member 9, for LCD display unit 9 using the liquid crystal display of LCD12864, the display function of the display screen is powerful, can show big
Text, figure, data are measured, display multiplicity is high-visible, compared with numeral method, on visual and brightness definition
On all there are many advantages；Go out current sensor 3 and high speed in stage circuits at different levels by 9 real-time display of LCD display unit
The 4 collected data information of institute of data collection system, is compared convenient for staff, accomplishes to prevent in time, thus greatly
The big probability for reducing failure and occurring.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (10)
1. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area, including it is several for low-voltage platform area
Branch switch (1) in each stage circuit of power supply network, the branch switch (1) use non intelligent switch, which is characterized in that each
Intellectual monitoring unit is added on grade circuit, the intellectual monitoring unit includes for realizing Data Telecommunication transfer function
Low-voltage power line bandwidth carrier communication module (2), for switch state monitoring current transformer (3), be used for line fault
The high-speed data acquistion system (4) of detection and metering chip (5) for realizing function of measuring, the low-voltage power line bandwidth carry
The output end of wave communication module (2) and metering chip (5) are electrically connected, input terminal respectively with current transformer (3), high-speed data
Acquisition system (4) is electrically connected；
The low-voltage power line bandwidth carrier communication module (2) is also used to realize the synchronous function with anomalous event active reporting of clock
Energy；
The current transformer (3) judges the shape of branch switch (1) by acquisition branch switch (1) inlet wire and the voltage of outlet
State；
The high-speed data acquistion system (4) acquires voltage, current value in stage circuit in real time, works as electricity by high speed AD sampling
When pressure, electric current are more than limit value, stage circuit overload, short circuit, overcurrent, over-voltage, under-voltage, power failure fault message are generated.
2. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area according to claim 1,
It is characterized in that, the low-voltage power line bandwidth carrier communication module (2) includes as data transmission channel for realizing data
The power line (201) of transfer function and modem (202) for receiving information；
Then low-voltage power line bandwidth carrier communication module (2) is utilized by the way that the high-frequency signal of carrying information is loaded on electric current
Power line (201) transmission, the last modem (202) separates high-frequency signal from electric current again, and passes
Transport to the metering chip (5).
3. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area according to claim 1,
It is characterized in that, further include host node carrier module (6), the low-voltage power line bandwidth carrier communication in all stage circuits
Module (2) passes through simple network as from node carrier module, the host node carrier module (6) and from node carrier module
Time protocol realizes that clock is synchronous.
4. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area according to claim 1,
It is characterized in that, further including the voice guard (7) being integrated in stage circuit, the voice guard (7) and the metering
The output end of chip (5) is electrically connected.
5. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area according to claim 4,
It is characterized in that, being also integrated with failure protecting device on stage circuit, the failure protecting device includes control relay K1, institute
The normally-closed contact for stating control relay K1 is connected in stage circuit, and the coil of control relay K1 is arranged in series in the metering
Between chip (5) and voice guard (7).
6. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area according to claim 5,
It is characterized in that, being additionally provided with sensor (8), institute between the coil and the voice guard (7) of the control relay K1
Sensor (8) is stated using Radio infrared sensor.
7. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area according to claim 3,
It is characterized in that, the output end of the host node carrier module (6) is connected with for intuitively showing circuit data signals at different levels
LCD display unit (9).
8. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area according to claim 7,
It is characterized in that, liquid crystal display of the LCD display unit (9) using LCD12864.
9. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area according to claim 1,
It is characterized in that, the current transformer (3) is using split core type current transformer.
10. a kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area according to claim 1,
It is characterized in that, the low-voltage power line bandwidth carrier communication module (2) supports DL/T645-2007 and Modubs communication protocol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910379393.4A CN110187232B (en) | 2019-05-08 | 2019-05-08 | Intelligent monitoring device suitable for synchronous acquisition of power distribution and utilization data of low-voltage transformer area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910379393.4A CN110187232B (en) | 2019-05-08 | 2019-05-08 | Intelligent monitoring device suitable for synchronous acquisition of power distribution and utilization data of low-voltage transformer area |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110187232A true CN110187232A (en) | 2019-08-30 |
| CN110187232B CN110187232B (en) | 2021-09-03 |
Family
ID=67714205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910379393.4A Active CN110187232B (en) | 2019-05-08 | 2019-05-08 | Intelligent monitoring device suitable for synchronous acquisition of power distribution and utilization data of low-voltage transformer area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110187232B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907719A (en) * | 2019-11-05 | 2020-03-24 | 深圳供电局有限公司 | Low-voltage line subsection line loss real-time monitoring device and method |
| CN111025081A (en) * | 2019-11-07 | 2020-04-17 | 广州南方电力集团科技发展有限公司 | Residential voltage monitoring method for power distribution area |
| CN112928819A (en) * | 2021-01-27 | 2021-06-08 | 深圳市深龙达电器有限公司 | Equipment monitoring method and system based on power line high-speed carrier |
| CN113721169A (en) * | 2021-09-01 | 2021-11-30 | 施彬 | Resident power consumption circuit anti-string device and method based on power line carrier communication |
Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004015840A (en) * | 2002-06-03 | 2004-01-15 | Mitsubishi Electric Corp | Distribution system exploration system and distribution system exploration arrangement |
| CN1707277A (en) * | 2004-06-09 | 2005-12-14 | 上海久隆电力科技有限公司 | Distribution line fault monitoring system |
| CN101718842A (en) * | 2009-12-11 | 2010-06-02 | 北汽福田汽车股份有限公司 | Monitoring method and monitoring system for touch switch |
| CN201594113U (en) * | 2009-12-23 | 2010-09-29 | 沈阳时尚实业有限公司 | Single-phase electric energy meter with power line carrier communication and remote power on/off control |
| CN201637772U (en) * | 2009-04-27 | 2010-11-17 | 张永强 | Remote fault diagnosis system for infrared shaft temperature detection station |
| CN202771605U (en) * | 2012-09-07 | 2013-03-06 | 福建宏帆日用科技发展有限公司 | Programmable Logic Controller (PLC) remote meter reading and electrical apparatus controlling system |
| CN103368190A (en) * | 2013-07-17 | 2013-10-23 | 国家电网公司 | Method for controlling low-voltage load on-line phasing |
| CN104777388A (en) * | 2015-04-27 | 2015-07-15 | 山东达顺电子科技有限公司 | Method for recognizing power supply branch circuit users through zero sequence current sampling method |
| CN105301451A (en) * | 2015-12-02 | 2016-02-03 | 国网上海市电力公司 | Intelligent feed line control terminal |
| CN205427054U (en) * | 2015-12-21 | 2016-08-03 | 国网新疆电力公司乌鲁木齐供电公司 | Electric wire netting phase sequence discernment voltage monitoring system |
| CN105978004A (en) * | 2016-06-23 | 2016-09-28 | 山东卓尔电气有限公司 | System for automatically adjusting balance of three-phase loads of branch unit by utilizing integral current method or electric energy method |
| CN106199291A (en) * | 2016-08-26 | 2016-12-07 | 国网江苏省电力公司南京供电公司 | A kind of linear-elsatic buckling and electric energy metrical formula line loss analyzing instrument |
| CN206281937U (en) * | 2016-12-07 | 2017-06-27 | 国网山东省电力公司淄博供电公司 | Low-voltage distribution network running state analysis and early warning system |
| CN206532409U (en) * | 2017-03-17 | 2017-09-29 | 北京国网盛源智能终端科技有限公司 | A kind of collecting terminal with platform area identification function |
| CN206788306U (en) * | 2017-05-23 | 2017-12-22 | 康体佳智能科技（深圳）有限公司 | A kind of water flow indicator system with intellectual monitoring function |
| CN108037360A (en) * | 2017-11-10 | 2018-05-15 | 深圳供电局有限公司 | A kind of taiwan area identification device of safety and stability strong antijamming capability |
| CN207559689U (en) * | 2017-12-01 | 2018-06-29 | 国网河南省电力公司鹤壁供电公司 | A kind of low-voltage platform area intelligent monitor system |
| CN108695866A (en) * | 2018-07-13 | 2018-10-23 | 珠海英泰利电力技术有限公司 | It is a kind of to wait zero phase-change switch type three-phase load Automatic adjustment method and device |
| CN108879948A (en) * | 2018-06-14 | 2018-11-23 | 深圳市国电科技通信有限公司 | A kind of intelligent low-pressure cable branch box and its operation method and intelligent distribution area |
| CN109256856A (en) * | 2018-09-06 | 2019-01-22 | 石家庄科林电气股份有限公司 | The platform area topology identifying system and method realized based on power wire broadband carrier (HPLC) |
| CN109633326A (en) * | 2018-12-25 | 2019-04-16 | 国网湖南省电力有限公司 | A kind of detachable line loss analysis system |
| CN109687891A (en) * | 2018-12-11 | 2019-04-26 | 国网重庆市电力公司客户服务中心 | One kind being based on the area's recognition methods of broadband power line carrier platform |
| CN109728838A (en) * | 2018-12-14 | 2019-05-07 | 珠海慧信微电子有限公司 | Platform area identifying system and recognition methods based on broadband power line carrier and power frequency communication |
-
2019
- 2019-05-08 CN CN201910379393.4A patent/CN110187232B/en active Active
Patent Citations (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004015840A (en) * | 2002-06-03 | 2004-01-15 | Mitsubishi Electric Corp | Distribution system exploration system and distribution system exploration arrangement |
| CN1707277A (en) * | 2004-06-09 | 2005-12-14 | 上海久隆电力科技有限公司 | Distribution line fault monitoring system |
| CN201637772U (en) * | 2009-04-27 | 2010-11-17 | 张永强 | Remote fault diagnosis system for infrared shaft temperature detection station |
| CN101718842A (en) * | 2009-12-11 | 2010-06-02 | 北汽福田汽车股份有限公司 | Monitoring method and monitoring system for touch switch |
| CN201594113U (en) * | 2009-12-23 | 2010-09-29 | 沈阳时尚实业有限公司 | Single-phase electric energy meter with power line carrier communication and remote power on/off control |
| CN202771605U (en) * | 2012-09-07 | 2013-03-06 | 福建宏帆日用科技发展有限公司 | Programmable Logic Controller (PLC) remote meter reading and electrical apparatus controlling system |
| CN103368190A (en) * | 2013-07-17 | 2013-10-23 | 国家电网公司 | Method for controlling low-voltage load on-line phasing |
| CN104777388A (en) * | 2015-04-27 | 2015-07-15 | 山东达顺电子科技有限公司 | Method for recognizing power supply branch circuit users through zero sequence current sampling method |
| CN105301451A (en) * | 2015-12-02 | 2016-02-03 | 国网上海市电力公司 | Intelligent feed line control terminal |
| CN205427054U (en) * | 2015-12-21 | 2016-08-03 | 国网新疆电力公司乌鲁木齐供电公司 | Electric wire netting phase sequence discernment voltage monitoring system |
| CN105978004A (en) * | 2016-06-23 | 2016-09-28 | 山东卓尔电气有限公司 | System for automatically adjusting balance of three-phase loads of branch unit by utilizing integral current method or electric energy method |
| CN106199291A (en) * | 2016-08-26 | 2016-12-07 | 国网江苏省电力公司南京供电公司 | A kind of linear-elsatic buckling and electric energy metrical formula line loss analyzing instrument |
| CN206281937U (en) * | 2016-12-07 | 2017-06-27 | 国网山东省电力公司淄博供电公司 | Low-voltage distribution network running state analysis and early warning system |
| CN206532409U (en) * | 2017-03-17 | 2017-09-29 | 北京国网盛源智能终端科技有限公司 | A kind of collecting terminal with platform area identification function |
| CN206788306U (en) * | 2017-05-23 | 2017-12-22 | 康体佳智能科技（深圳）有限公司 | A kind of water flow indicator system with intellectual monitoring function |
| CN108037360A (en) * | 2017-11-10 | 2018-05-15 | 深圳供电局有限公司 | A kind of taiwan area identification device of safety and stability strong antijamming capability |
| CN207559689U (en) * | 2017-12-01 | 2018-06-29 | 国网河南省电力公司鹤壁供电公司 | A kind of low-voltage platform area intelligent monitor system |
| CN108879948A (en) * | 2018-06-14 | 2018-11-23 | 深圳市国电科技通信有限公司 | A kind of intelligent low-pressure cable branch box and its operation method and intelligent distribution area |
| CN108695866A (en) * | 2018-07-13 | 2018-10-23 | 珠海英泰利电力技术有限公司 | It is a kind of to wait zero phase-change switch type three-phase load Automatic adjustment method and device |
| CN109256856A (en) * | 2018-09-06 | 2019-01-22 | 石家庄科林电气股份有限公司 | The platform area topology identifying system and method realized based on power wire broadband carrier (HPLC) |
| CN109687891A (en) * | 2018-12-11 | 2019-04-26 | 国网重庆市电力公司客户服务中心 | One kind being based on the area's recognition methods of broadband power line carrier platform |
| CN109728838A (en) * | 2018-12-14 | 2019-05-07 | 珠海慧信微电子有限公司 | Platform area identifying system and recognition methods based on broadband power line carrier and power frequency communication |
| CN109633326A (en) * | 2018-12-25 | 2019-04-16 | 国网湖南省电力有限公司 | A kind of detachable line loss analysis system |
Non-Patent Citations (2)
| Title |
|---|
| XIAOXIONG SONG 等: "Six-Port Direct Modulator With Carrier Suppression Technology for High-Speed High-Frequency Wireless Communications", 《IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS》 * |
| 秦新峰: "电力配网存在的不足及可靠性提升研究", 《通信电源技术》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110907719A (en) * | 2019-11-05 | 2020-03-24 | 深圳供电局有限公司 | Low-voltage line subsection line loss real-time monitoring device and method |
| CN111025081A (en) * | 2019-11-07 | 2020-04-17 | 广州南方电力集团科技发展有限公司 | Residential voltage monitoring method for power distribution area |
| CN112928819A (en) * | 2021-01-27 | 2021-06-08 | 深圳市深龙达电器有限公司 | Equipment monitoring method and system based on power line high-speed carrier |
| CN113721169A (en) * | 2021-09-01 | 2021-11-30 | 施彬 | Resident power consumption circuit anti-string device and method based on power line carrier communication |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110187232B (en) | 2021-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110187232A (en) | A kind of intelligent monitoring device for matching electricity consumption synchronous data sampling suitable for low-voltage platform area | |
| CN109599940A (en) | A kind of distribution transforming status remote monitoring system and method based on LPWAN | |
| CN110187692B (en) | Remote monitoring management system and method for intelligent integrated switching power supply | |
| CN102435871A (en) | On-line monitoring system for data collection of electric arresters based on GPS (Global Positioning System) synchronization | |
| CN101237156B (en) | Realization method for wall-hang energy-saving high-frequency switch DC power system | |
| CN109687590A (en) | A kind of be classified stops send a telegram in reply report method, system | |
| CN103545926A (en) | Distributed power supply grid connection interface device | |
| CN202120090U (en) | Monitor system of state of sulfur hexafluoride breaker of transformer station | |
| CN107404335B (en) | Method for guaranteeing power line communication in fault and maintenance states of power line | |
| CN103887887A (en) | Intelligent low-voltage distribution network voltage-loss outage alarming terminal | |
| CN205539320U (en) | Cable termination arcing ground monitoring devices | |
| CN103178618A (en) | Integrated monitoring terminal for wind-electricity power generation unit | |
| CN202309221U (en) | Wireless temperature and humidity monitoring device for high-voltage switch cabinets | |
| CN102624092A (en) | Leakage current abnormal remote alarm device for lightning arrester of distribution transformer station zone | |
| CN201549046U (en) | Power line carrier transmission electric fire hazard alarm monitoring system | |
| CN205015412U (en) | System is studied and judged to trouble of distribution network | |
| CN105762938B (en) | A kind of distributed photovoltaic monitoring system of distribution network and its control method | |
| CN210665883U (en) | Remote monitoring and fault early warning device for transformer substation grounding system | |
| CN209927942U (en) | Intelligent online monitoring instrument for lightning arrester of power transmission line based on wireless communication | |
| CN102790427A (en) | Electric monitoring and management system for intelligent distribution network | |
| CN203251142U (en) | Switch cabinet integrated monitoring terminal | |
| CN106026110B (en) | A kind of net load interaction terminal that can quickly cut off large user's load | |
| CN211603415U (en) | Transformer substation operation and maintenance cable insulation monitoring system | |
| CN204481573U (en) | The customizable electric intelligent terminal of a kind of low pressure feeder unit load | |
| CN203071649U (en) | Intelligent power station monitoring unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |