CN109741981A - The external breaker structure of electric energy meter with wireless communication - Google Patents
The external breaker structure of electric energy meter with wireless communication Download PDFInfo
- Publication number
- CN109741981A CN109741981A CN201910172217.3A CN201910172217A CN109741981A CN 109741981 A CN109741981 A CN 109741981A CN 201910172217 A CN201910172217 A CN 201910172217A CN 109741981 A CN109741981 A CN 109741981A
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- Prior art keywords
- breaker
- wireless communication
- electric energy
- energy meter
- control unit
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- 238000004891 communication Methods 0.000 title claims abstract description 45
- 230000002093 peripheral effect Effects 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 15
- 230000003068 static effect Effects 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 10
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000006870 function Effects 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 8
- 230000005611 electricity Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000009993 protective function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
Abstract
The invention proposes a kind of external breaker structures of the electric energy meter with wireless communication, it include: breaker and drive module, wherein, the drive module includes execution unit, control unit and wireless communication unit, the execution unit is connect with the breaker, for controlling the folding of the breaker；Described control unit is connect with the breaker and execution unit respectively, and described control unit is used to receive the status signal of the breaker；Described control unit is also connect with the wireless communication unit, receives the control signal that peripheral equipment issues by the wireless communication unit.The external breaker of electric energy meter of the invention has the advantages that radio data encryption, improves safety, effectively anti-tamper and anti-electricity-theft, precisely, efficiently controls breaker actuation；It is effectively prevent misconnection, the virtual connection of wired connection, and reduces O&M cost.
Description
Technical field
The present invention relates to low-voltage distribution technical fields, external in particular to a kind of electric energy meter with wireless communication
Breaker structure.
Background technique
Currently, intelligent electric energy meter has been used as smart grid to build as national grid is to the development plan of smart grid
One of critical product, in order to promote the safety of intelligent electric energy meter, the technology of the external breaker of electric energy meter is constantly brought forth new ideas breakthrough, and
It is widely used.The existing external breaker of electric energy meter with automatic closing and separating brake meets intelligent electricity to a certain degree
The pre-payment control function and the degree of automation of table.But the external breaker of the electric energy meter of the prior art is mainly wiredly connected to electricity
Energy table, and by the automatic closing and separating brake of level signal control breaker, the control mode of this wired level connection is to confession
There are biggish hidden danger for the safety of electric system, and lack data interaction and the circuit-breaker status of electric energy meter and breaker
The functions such as report.
Summary of the invention
In consideration of it, the invention proposes a kind of external breaker structures of the electric energy meter with wireless communication, it is intended to which solution mentions
The problem of rising the safety of power supply system.
On one side, the invention proposes a kind of external breaker structures of the electric energy meter with wireless communication, comprising: open circuit
Device and drive module, wherein the drive module includes execution unit, control unit and wireless communication unit, described to execute list
It is first to be connect with the breaker, for controlling the folding of the breaker；Described control unit respectively with the breaker and hold
The connection of row unit, described control unit are used to receive the status signal of the breaker, meanwhile, it is also used to receive control signal,
And the movement of the execution unit is controlled according to the control signal；Described control unit also connects with the wireless communication unit
It connects, the control signal that peripheral equipment issues is received by the wireless communication unit；The breaker include operating mechanism,
Bimetallic element and conducting system, the operating mechanism are connect with the conducting system, and the operating mechanism is described for controlling
The folding of conducting system, the conducting system are used to control the connection and disconnection of the circuit in the breaker；The bimetallic
Element is for carrying out overload current protection；The conducting system is also connect with described control unit.
Further, the breaker further includes electromagnetic system, and the electromagnetic system is for carrying out short circuit current protection.
Further, short action detection device, the short action detection are provided in the circuit breaker electric magnetic system
Device is for detecting electromagnet location status and feedback action signal to described control unit.
Further, the execution unit includes driving device and trip gear, and the driving device takes off with described respectively
Buckle device is connected with control unit, and described control unit controls the movement of the trip gear by the driving device, described
Trip gear is used to control the switch closing and switch opening state of the breaker.
Further, the driving device includes motor, gear and actuator, the motor by the gear with it is described
Actuator connection, the motor are also connect with described control unit.
Further, the trip gear includes separating brake bar, and the separating brake bar is connect with the actuator, the separating brake bar
For controlling the switch closing and switch opening state of the breaker.
Further, described control unit includes control circuit board and control chip.
Further, the wireless communication unit includes bluetooth module.
Further, the conducting system includes end of incoming cables, leading-out terminal, moving contact and static contact, the operating mechanism with
The moving contact connection, for controlling the open and close of the moving contact and static contact.
Further, the peripheral equipment includes electric energy meter.
Compared with prior art, the beneficial effects of the present invention are the present invention provides a kind of electricity with wireless communication
Can off-balancesheet set breaker, be made of breaker and drive module, the drive module includes execution unit, control unit, wireless
Communication unit etc., wherein breaker has the function of the overcurrent of route and isolation etc., and execution unit realizes breaker automatic closing
Have the function of to receive and handle signal etc. simultaneously control execution unit movement, wireless communication with function actions, control units such as separating brakes
Unit has the function of the transmission of wireless data and reception etc., it can be seen that compared with the external breaker of the electric energy meter of the prior art,
The external breaker of electric energy meter of the invention has the advantages that
1, radio data encryption, improve safety, effectively it is anti-tamper and anti-electricity-theft, precisely, efficiently control breaker move
Make；
2, it is effectively prevent misconnection, the virtual connection of wired connection, and reduces O&M cost；
3, circuit-breaker status detects, and realizes monitoring and protection to terminal power distribution equipment；
4, long-range control is realized in intelligent power management and monitoring；
5, promote smart grid development, effectively support smart grid construction.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the functional block diagram of the external breaker structure of electric energy meter provided in an embodiment of the present invention；
Fig. 2 is the structure chart of the external breaker structure of electric energy meter provided in an embodiment of the present invention；
Fig. 3 is the cross-sectional view of breaker provided in an embodiment of the present invention；
Fig. 4 is the first drive module structure chart provided in an embodiment of the present invention；
Fig. 5 is the second drive module structure chart provided in an embodiment of the present invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.It should be noted that in the absence of conflict, embodiment in the present invention and
Feature in embodiment can be combined with each other.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
In conjunction with shown in Fig. 1-3, a kind of external breaker structure of the electric energy meter with wireless communication is present embodiments provided, is wrapped
It includes: breaker 1 and drive module 2, wherein
The drive module 2 includes execution unit, control unit and wireless communication unit, and the execution unit breaks with described
Road device 1 connects, for controlling the folding of the breaker 1；Described control unit connects with the breaker 1 and execution unit respectively
It connecing, described control unit is used to receive the status signal of the breaker 1, meanwhile, it is also used to receive control signal, and according to institute
State the movement that control signal controls the execution unit；Described control unit is also connect with the wireless communication unit, passes through institute
It states wireless communication unit and receives the control signal that peripheral equipment issues；The breaker 1 includes operating mechanism, bimetallic member
Part 13 and conducting system 12, the operating mechanism are connect with the conducting system 12, and the operating mechanism is for controlling described lead
The folding of electric system 12, the conducting system 12 are used to control the connection and disconnection of the circuit in the breaker 1；Double gold
Belong to element 13 for carrying out overload current protection；The conducting system 12 is also connect with described control unit.
Specifically, the breaker 1, has the function of the overcurrent of route and isolation etc..The execution unit is realized disconnected
The function actions such as 1 automatic closing of road device and separating brake.Described control unit has the function of to receive and handle signal etc., and controls and hold
The movement of row unit.The wireless communication unit, have the function of the transmission of wireless data and receive etc..
Specifically, electric energy meter issues separating brake instruction when user is in arrearage state, the wireless communication unit is received
The instruction of electric energy meter separating brake handles signal by described control unit, and control execution unit is completed to act the separating brake of breaker 1,
Make 1 automatic brake separating line disconnection of breaker.When user continues to pay dues, electric energy meter issues reclosing command, and the wireless communication unit connects
Electric energy meter reclosing command is received, signal is handled by described control unit, and control execution unit is completed to move the combined floodgate of breaker 1
Make, 1 automatic closing of breaker is made to continue to power.When the combined floodgate of breaker 1 or separating brake, 1 feedback states signal of breaker to control
Unit handles signal by control unit and unit is uploaded to electric energy meter or other peripheral equipments by wireless communication.
As can be seen that the external breaker of electric energy meter of the invention has the advantages that
1, radio data encryption, improve safety, effectively it is anti-tamper and anti-electricity-theft, precisely, efficiently control breaker move
Make；
2, it is effectively prevent misconnection, the virtual connection of wired connection, and reduces O&M cost；
3, circuit-breaker status detects, and realizes monitoring and protection to terminal power distribution equipment；
4, long-range control is realized in intelligent power management and monitoring；
5, promote smart grid development, effectively support smart grid construction.
Specifically, the breaker 1 further includes electromagnetic system 14, the electromagnetic system 14 is for carrying out short circuit current guarantor
Shield.Short action detection device is provided in the electromagnetic system 14 of the breaker 1, the short action detection device is for examining
Electromagnet location status and feedback action signal are surveyed to described control unit.
Specifically, the breaker 1 has excess current protective function, including operating mechanism 11, bimetallic element 13, electricity
The composition such as magnetic system 14, conducting system 12, the operating mechanism 11 can control the open and close of 12 dynamic/static contact of conducting system,
The bimetallic element 13 realizes overload current protection, and the electromagnetic system 14 realizes short circuit current protection.Further, described disconnected
Road device 1 is additionally provided with state detection mechanism, and when 12 circuit of conducting system is turned on or off, feedback states signal is to controlling list
Member.Preferably, 1 electromagnetic system 14 of breaker is provided with short action detection device, and described device detects electromagnet position
State and feedback action signal are to control unit.
In conjunction with shown in Figure 4 and 5, the execution unit includes driving device and trip gear, the driving device respectively with
The trip gear is connected with control unit, and described control unit controls the dynamic of the trip gear by the driving device
Make, the trip gear is used to control the switch closing and switch opening state of the breaker 1.
Specifically, the driving device includes motor 211, gear 212 and actuator 213, the motor 211 passes through institute
It states gear 212 to connect with the actuator 213, the motor 211 is also connect with described control unit.The trip gear includes
Separating brake bar 214, the separating brake bar 214 are connect with the actuator 213, and the separating brake bar 214 is for controlling the breaker 1
Switch closing and switch opening state.
Specifically, the execution unit, is made of driving device, trip gear etc., the combined floodgate to breaker 1 can be performed
It is acted with separating brake.The driving device includes motor 211, gear 212, the composition of actuator 213, and trip gear is by separating brake bar 214
Deng composition.Control unit controls motor 211 and gear 212, to realize the movement to actuator 213 and separating brake bar 214, thus real
Switch closing and switch opening operation now is carried out to breaker 1.
Specifically, control unit includes control circuit board 221 and control chip 222.Described control unit, including control
Wiring board 221 and control chip 222, described control unit receives and the signal and other function logics of processing acquisition, and controls
Execution unit movement.Control unit signal acquisition includes peripheral equipment such as electric energy meter wireless signal, circuit-breaker status feedback signal
Deng, and acted according to signal control execution unit, and will the unit transmission by wireless communication of processing signal.
Specifically, the wireless communication unit includes bluetooth module 13, bluetooth module 13 has the transmission of wireless data
With receive etc. functions.Bluetooth module 13 receives signal and is transmitted to control unit, and handles control execution unit by control unit,
And the signal that is issued by control unit of transmission is to peripheral equipment.
Specifically, the conducting system 12 includes end of incoming cables, leading-out terminal, moving contact and static contact, the operating mechanism
11 connect with the moving contact, for controlling the open and close of the moving contact and static contact.
Specifically, the peripheral equipment includes electric energy meter.
In the specific implementation, the external breaker of electric energy meter is made of breaker 1 and drive module 2, and drive module 2 includes holding
Row unit, control unit, wireless communication unit etc., the breaker 1 have excess current protective function, the execution unit driving
The separating brake and closing operation of breaker 1, the movement of described control unit control execution unit, the wireless communication unit, for connecing
It receives peripheral wireless signal and simultaneously control execution unit acts by control unit processing signal, and transmission circuit-breaker status signal is extremely
Peripheral radio receiver.
The breaker 1 includes the composition such as operating mechanism 11, bimetallic element 13, electromagnetic system 14, conducting system 12, institute
Stating wiring system includes moving contact, static contact.The breaker 1 is provided with condition checkout gear, when the dynamic and static touching of conducting system 12
When head is turned on or off, feedback states signal to control unit.
1 condition checkout gear of breaker is electrically connected to static contact, and moving contact feeds back electric signal after being contacted with static contact
To control unit.Electromagnetic system 14 is provided with short action detection device, and described device detection electromagnet location status is simultaneously fed back
Action signal is to control unit.
The execution unit is made of driving device, trip gear etc., can be performed dynamic to the switch closing and switch opening of breaker 1
Make.The driving device includes motor 211, gear 212, the composition of actuator 213, and trip gear is made of separating brake bar 214 etc..Control
Unit control motor 211 and gear 212 processed, to realize the movement to actuator 213 and separating brake bar 214, to realize to open circuit
Device 1 carries out switch closing and switch opening operation.
Described control unit, including control circuit board 221 and control chip 222, receive and processing acquisition signal and its
His function logic, and control execution unit acts.The wireless communication unit, transmission and reception wireless signal, the channel radio
Letter unit receives signal and is transmitted to control unit, handles signal control execution unit, and transmission by controlling by control unit
The signal that unit issues is to peripheral equipment.
When user is in arrearage state, peripheral equipment such as electric energy meter issues separating brake instruction, and the wireless communication unit connects
The instruction of electric energy meter separating brake is received, signal is handled by described control unit, and control execution unit is completed to move the separating brake of breaker 1
Make, makes 1 automatic brake separating line disconnection of breaker.When user continues to pay dues, electric energy meter issues reclosing command, the wireless communication unit
Electric energy meter reclosing command is received, signal is handled by described control unit, and control execution unit is completed to move the combined floodgate of breaker 1
Make, 1 automatic closing of breaker is made to continue to power.When the combined floodgate of breaker 1 or separating brake, 1 feedback states signal of breaker to control
Unit handles signal by control unit and unit is uploaded to electric energy meter or other peripheral equipments by wireless communication.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of external breaker structure of electric energy meter with wireless communication characterized by comprising breaker and driving mould
Block, wherein
The drive module includes execution unit, control unit and wireless communication unit, the execution unit and the breaker
Connection, for controlling the folding of the breaker；Described control unit is connect with the breaker and execution unit respectively, described
Control unit is used to receive the status signal of the breaker, meanwhile, it is also used to receive control signal, and believe according to the control
The movement of number control execution unit；Described control unit is also connect with the wireless communication unit, passes through the channel radio
Believe that unit receives the control signal that peripheral equipment issues；
The breaker includes operating mechanism, bimetallic element and conducting system, and the operating mechanism and the conducting system connect
It connects, the operating mechanism is used to control the folding of the conducting system, and the conducting system is for controlling in the breaker
The connection and disconnection of circuit；The bimetallic element is for carrying out overload current protection；
The conducting system is also connect with described control unit.
2. the external breaker structure of electric energy meter with wireless communication according to claim 1, which is characterized in that described disconnected
Road device further includes electromagnetic system, and the electromagnetic system is for carrying out short circuit current protection.
3. the external breaker structure of electric energy meter with wireless communication according to claim 2, which is characterized in that described disconnected
Short action detection device is provided in the device electromagnetic system of road, the short action detection device is for detecting electromagnet position shape
State and feedback action signal are to described control unit.
4. the external breaker structure of electric energy meter with wireless communication according to claim 1, which is characterized in that described to hold
Row unit includes driving device and trip gear, and the driving device is connect with the trip gear and control unit respectively, institute
The movement that control unit controls the trip gear by the driving device is stated, the trip gear is for controlling the open circuit
The switch closing and switch opening state of device.
5. the external breaker structure of electric energy meter with wireless communication according to claim 1, which is characterized in that the drive
Dynamic device includes motor, gear and actuator, and the motor is connect by the gear with the actuator, the motor also with
Described control unit connection.
6. the external breaker structure of electric energy meter with wireless communication according to claim 5, which is characterized in that described de-
Buckle device includes separating brake bar, and the separating brake bar is connect with the actuator, and the separating brake bar is used to control the conjunction of the breaker
Lock and gate-dividing state.
7. the external breaker structure of electric energy meter with wireless communication according to claim 1, which is characterized in that the control
Unit processed includes control circuit board and control chip.
8. the external breaker structure of electric energy meter with wireless communication according to claim 1, which is characterized in that the nothing
Line communication unit includes bluetooth module.
9. the external breaker structure of electric energy meter with wireless communication according to claim 1, which is characterized in that described to lead
Electric system includes end of incoming cables, leading-out terminal, moving contact and static contact, and the operating mechanism is connect with the moving contact, for controlling
The open and close of the moving contact and static contact.
10. the external breaker structure of electric energy meter with wireless communication according to claim 1, which is characterized in that described
Peripheral equipment includes electric energy meter.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910172217.3A CN109741981A (en) | 2019-03-07 | 2019-03-07 | The external breaker structure of electric energy meter with wireless communication |
| PCT/CN2019/118994 WO2020177391A1 (en) | 2019-03-07 | 2019-11-15 | Circuit breaker apparatus and electric energy meter apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910172217.3A CN109741981A (en) | 2019-03-07 | 2019-03-07 | The external breaker structure of electric energy meter with wireless communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109741981A true CN109741981A (en) | 2019-05-10 |
Family
ID=66369839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910172217.3A Pending CN109741981A (en) | 2019-03-07 | 2019-03-07 | The external breaker structure of electric energy meter with wireless communication |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109741981A (en) |
| WO (1) | WO2020177391A1 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110288819A (en) * | 2019-07-31 | 2019-09-27 | 安徽匠桥电子信息有限公司 | A kind of intelligent electric meter system based on Zigbee network |
| CN110571936A (en) * | 2019-09-29 | 2019-12-13 | 浙江巨磁智能技术有限公司 | automatic association pairing method for intelligent electric meter and off-meter circuit breaker |
| CN111030300A (en) * | 2019-12-17 | 2020-04-17 | 国网安徽省电力有限公司电力科学研究院 | Circuit breaker and circuit breaker system |
| CN111372232A (en) * | 2020-03-13 | 2020-07-03 | 国家电网有限公司 | Method and system for first connection pairing of electric energy meter and Bluetooth circuit breaker |
| WO2020177391A1 (en) * | 2019-03-07 | 2020-09-10 | 中国电力科学研究院有限公司 | Circuit breaker apparatus and electric energy meter apparatus |
| CN111653460A (en) * | 2020-05-29 | 2020-09-11 | 中国电力科学研究院有限公司 | Wireless communication circuit breaker with internal load |
| CN112750654A (en) * | 2020-12-18 | 2021-05-04 | 北京智芯微电子科技有限公司 | Circuit breaker |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204243898U (en) * | 2014-10-27 | 2015-04-01 | 国家电网公司 | A kind of circuit breaker with distant control function |
| US10395875B2 (en) * | 2014-12-05 | 2019-08-27 | Eaton Intelligent Power Limited | Circuit breaker panel including remotely operated circuit breaker |
| CN206301751U (en) * | 2016-10-12 | 2017-07-04 | 江阴力源电子有限公司 | Breaker with automatic clutch function |
| CN106373831B (en) * | 2016-10-12 | 2019-06-21 | 江阴力源电子有限公司 | Breaker |
| CN206194670U (en) * | 2016-10-31 | 2017-05-24 | 安徽置海电力股份有限公司 | But remote control's external circuit breaker of high -breaking ammeter |
| CN109741981A (en) * | 2019-03-07 | 2019-05-10 | 中国电力科学研究院有限公司 | The external breaker structure of electric energy meter with wireless communication |
-
2019
- 2019-03-07 CN CN201910172217.3A patent/CN109741981A/en active Pending
- 2019-11-15 WO PCT/CN2019/118994 patent/WO2020177391A1/en active Application Filing
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020177391A1 (en) * | 2019-03-07 | 2020-09-10 | 中国电力科学研究院有限公司 | Circuit breaker apparatus and electric energy meter apparatus |
| CN110288819A (en) * | 2019-07-31 | 2019-09-27 | 安徽匠桥电子信息有限公司 | A kind of intelligent electric meter system based on Zigbee network |
| CN110571936A (en) * | 2019-09-29 | 2019-12-13 | 浙江巨磁智能技术有限公司 | automatic association pairing method for intelligent electric meter and off-meter circuit breaker |
| CN111030300A (en) * | 2019-12-17 | 2020-04-17 | 国网安徽省电力有限公司电力科学研究院 | Circuit breaker and circuit breaker system |
| CN111372232A (en) * | 2020-03-13 | 2020-07-03 | 国家电网有限公司 | Method and system for first connection pairing of electric energy meter and Bluetooth circuit breaker |
| CN111372232B (en) * | 2020-03-13 | 2022-04-01 | 国家电网有限公司 | Method and system for first connection pairing of electric energy meter and Bluetooth circuit breaker |
| CN111653460A (en) * | 2020-05-29 | 2020-09-11 | 中国电力科学研究院有限公司 | Wireless communication circuit breaker with internal load |
| CN111653460B (en) * | 2020-05-29 | 2023-01-17 | 中国电力科学研究院有限公司 | Wireless communication circuit breaker with internal load |
| CN112750654A (en) * | 2020-12-18 | 2021-05-04 | 北京智芯微电子科技有限公司 | Circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020177391A1 (en) | 2020-09-10 |
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