CN106157594A - The intelligent electric meter communication unit of a kind of built-in stand-by power supply and control method - Google Patents
The intelligent electric meter communication unit of a kind of built-in stand-by power supply and control method Download PDFInfo
- Publication number
- CN106157594A CN106157594A CN201610660384.9A CN201610660384A CN106157594A CN 106157594 A CN106157594 A CN 106157594A CN 201610660384 A CN201610660384 A CN 201610660384A CN 106157594 A CN106157594 A CN 106157594A
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- Prior art keywords
- power supply
- circuit
- stand
- power
- master communications
- 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.)
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
- G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses intelligent electric meter communication unit and the control method of a kind of built-in stand-by power supply, including external power source, for power detection circuit, power supply switch circuit, charging control circuit, stand-by power supply and Master Communications circuit.Stand-by power supply is utilized to make intelligent electric meter communication unit work on after a loss of power, ensure that the message information of Master Communications circuit actively transmission record abnormal electrical power supply event sends successfully, for far-end power user power consumption information acquisition system real-time information collection, collect, process offer data support, fault location is accurate, get rid of efficiency high, the overall structure suitability is good, easy to maintenance, is suitable in each electrical domain using.
Description
Technical field
The present invention relates to a kind of intelligent electric meter, be specifically related to intelligent electric meter communication unit and the control of a kind of built-in stand-by power supply
Method processed, belongs to field of electrical equipment.
Background technology
Along with the arriving of cybertimes, according to the convenience of network, user is carried out each field network service, the network information
Collection, Network Warning process etc., just becoming each field and promoting service level and a standard of service quality.In power system
In, user power utilization information acquisition system is to power consumer electricity consumption information collection, process and a network system of monitoring in real time,
It is according to ubiquitous transmission line of electricity, by intelligent electric meter, user power utilization information is gathered automatically, measure exception monitoring,
Electric energy quality monitoring, electrical energy consumption analysis and management, relevant information are issued, distributed energy monitors, intelligent power facility information is mutual
Deng, greatly facilitate user and use process, improve the electrical safety of user, provide for eliminating various potential safety hazards in time
Ensure.
Intelligent electric meter communication unit is the control unit transmitted online for information in intelligent electric meter, and it is responsible for intelligent electric meter
And the real time information transmission between harvester.User power utilization information acquisition system produces according to each user power utilization information collected
Corresponding control and information warning, it is ensured that whole electric power networks is under safety, rational working environment all the time, it is ensured that electricity consumption
Science and safety.
The electric current that existing intelligent electric meter communication unit relies on electrical network and provides carries out on-line operation, at outside power cut-off
Time, intelligent electric meter communication unit synchronizes power down and enters off working state.Now, power information acquisition system will be unable to continue with
Network carries out data acquisition with communication unit and communicates, and makes the monitoring process after power-off be in space state, has had a strong impact on prison
Survey effect and monitoring quality.
The iterative method built along with intelligent grid, abnormal electrical power supply situation is believed by power information acquisition system in time
Breath gathers and analyzes, and provides data according to just becoming crucial for decision-making and processing procedure.Then, the communication to existing intelligent electric meter
Unit carries out structure improvement, just becomes the main object of the present invention.
Summary of the invention
In view of the foregoing and not enough, it is desirable to provide a kind of intelligent electric meter communication unit with built-in stand-by power supply
Unit and the control method according to this element, make grid cut-off transtaneous communication unit can continue normally to work a period of time, for
Report power down nodal information to harvester to provide convenient in time, and accurately grasp for later stage power user power consumption information acquisition system
On each position, the virtual condition of power down electrical equipment provides foundation and data support.
The present invention is achieved through the following technical solutions:
The intelligent electric meter communication unit of a kind of built-in stand-by power supply, including external power source, for power detection circuit, power supply switching electricity
Road, charging control circuit, stand-by power supply and Master Communications circuit.Master Communications circuit passes through power supply switch circuit respectively with standby
Power supply connects with external power source, and Master Communications circuit is responsible for carrying out information transmission with extraneous harvester.Charging control circuit connects
Between external power source and stand-by power supply, charging control circuit is responsible for being charged stand-by power supply controlling.For power detection circuit
It is connected with external power source, power supply switch circuit, charging control circuit, stand-by power supply and Master Communications circuit signal respectively, power supply
Each circuit, power supply are detected by testing circuit at any time, control charging control circuit and are charged stand-by power supply, and will detection
To information be sent at any time in Master Communications circuit.Power supply switch circuit carries out external electrical according to the instruction of Master Communications circuit
The connection switching of source or stand-by power supply.
A kind of control method of the intelligent electric meter communication unit of built-in stand-by power supply, concrete steps include:
Step 1, confession power detection circuit monitor the operating mode of external power source and stand-by power supply in real time, and output power supply state signal is to master control
Telecommunication circuit.
Step 2, when exporting power supply state signal and being normal, external power source can use, and power supply switch circuit is at Master Communications
Automatically switching to external power source powering mode under the instruction of circuit, Master Communications circuit works in the normal mode, meanwhile, and power supply
Stand-by power supply undervoltage condition is monitored by testing circuit at any time, when under-voltage, open charging control circuit and enters stand-by power supply
Row charging, until stand-by power supply recovers normal reservoir capacitance.Or, when exporting power supply state signal and being abnormal, Master Communications electricity
Road sends instruction, automatically switches to stand-by power supply powering mode by power supply switch circuit, and Master Communications circuit is operated in exception
Under pattern, meanwhile, Master Communications circuit record abnormal electrical power supply event, the most outwardly harvester sends abnormal electrical power supply event report
Literary composition.
In described step 2, when exporting power supply state signal and being abnormal, Master Communications circuit automatically controls self and intelligence
In ammeter communication unit, each circuit runs power consumption.
The intelligent electric meter communication unit of a kind of built-in stand-by power supply of the present invention and the beneficial effect of control method include:
1, the drawback that intelligent electric meter communication unit cannot continue when outside abnormity of power supply normally to work can be prevented effectively from, eliminate
In the past cannot to send abnormal electrical power supply event handling that electrical equipment working conditions change causes in time delayed etc. for intelligent electric meter communication unit
Problem；
2, the intelligent electric meter communication unit with stand-by power supply can work on after a loss of power, it is ensured that Master Communications circuit is actively
The message information sending record abnormal electrical power supply event sends successfully, for the real-time letter of far-end power user power consumption information acquisition system
Breath gathers, collects, processes offer data support, and fault location is accurate, gets rid of efficiency high；
3, the intelligent electric meter communication unit of built-in stand-by power supply possesses auto charge and discharge management and power supply circuits handoff functionality, is suitable for
Property is good, easy to maintenance；
4, the intelligent electric meter communication unit after improving is applied widely, can be suitable in each electrical domain using.
Accompanying drawing explanation
Fig. 1 is the structural principle schematic block diagram of the intelligent electric meter communication unit of a kind of built-in stand-by power supply of the present invention.
Detailed description of the invention
1 the intelligent electric meter communication unit of a kind of built-in stand-by power supply of the present invention is done further below in conjunction with the accompanying drawings
Detailed description:
The intelligent electric meter communication unit of a kind of built-in stand-by power supply of the present invention, including external power source, for power detection circuit,
Power supply switch circuit, charging control circuit, stand-by power supply and Master Communications circuit.
Charging control circuit is connected between external power source and stand-by power supply, and charging control circuit is responsible for entering stand-by power supply
Row charging controls.
Logical with external power source, power supply switch circuit, charging control circuit, stand-by power supply and master control respectively for power detection circuit
Letter circuit signal connects, and detects each circuit, power supply at any time for power detection circuit, controls charging control circuit to standby electricity
Source is charged, and the information detected is sent at any time in Master Communications circuit, uploads shape at any time for Master Communications circuit
State information and send control instruction provide data basis.
Master Communications circuit is connected with stand-by power supply and external power source respectively by power supply switch circuit, power supply switch circuit
Instruction according to Master Communications circuit carries out the connection switching of external power source or stand-by power supply, and meanwhile, Master Communications circuit is responsible for
Carry out information transmission with extraneous harvester, send the work state information of intelligent electric meter communication unit of built-in stand-by power supply to adopting
In storage, and finally it is aggregated in far-end power user power consumption information acquisition system, for remote monitoring, plans as a whole to provide data to depend on
According to.
Based on above-mentioned hardware configuration, the intelligent electric meter communication unit to a kind of built-in stand-by power supply of the present invention below
Control method be described in further detail, concrete steps include:
Step 1, confession power detection circuit monitor the operating mode of external power source and stand-by power supply in real time, and output power supply state signal is to master control
Telecommunication circuit.
Step 2, when export power supply state signal be normal time, represent external power source can use, power supply switch circuit is in master control
Automatically switching to external power source powering mode under the instruction of telecommunication circuit, Master Communications circuit works in the normal mode, meanwhile,
At any time stand-by power supply undervoltage condition is monitored for power detection circuit, when under-voltage, opens charging control circuit to standby electricity
Source is charged, until stand-by power supply recovers normal reservoir capacitance.
Certainly, such as stand-by power supply not in under-voltage scope, then charging control circuit will not automatic switching on to stand-by power supply
Charging, charging control circuit is off.
Or, when exporting power supply state signal and being abnormal, Master Communications circuit sends instruction, passes through power supply switch circuit
Automatically switching to stand-by power supply powering mode, Master Communications circuit is operated under abnormal patterns, meanwhile, and Master Communications circuit record
Abnormal electrical power supply event, the most outwardly harvester sends abnormal electrical power supply event message, neutralizes at state of affairs control for distal information collection
Reason provides data supporting.
Certainly, for reducing the energy resource consumption under stand-by power supply powering mode further, in step 2 above, when output supplies
When electricity condition signal is abnormal, Master Communications circuit also can automatically control the fortune of each circuit in self and intelligent electric meter communication unit
Row power consumption, as closed unnecessary operational module, reducing electric current, less heat radiation etc., to extend the use time of stand-by power supply, really
Protect the communication under abnormal electrical power supply state normal.
Claims (3)
1. the intelligent electric meter communication unit of a built-in stand-by power supply, it is characterised in that include external power source, for electro-detection electricity
Road, power supply switch circuit, charging control circuit, stand-by power supply and Master Communications circuit；
Described Master Communications circuit is connected with stand-by power supply and external power source respectively by power supply switch circuit, Master Communications circuit
It is responsible for carrying out information transmission with extraneous harvester；
Described charging control circuit is connected between external power source and stand-by power supply, and charging control circuit is responsible for entering stand-by power supply
Row charging controls；
Described logical with external power source, power supply switch circuit, charging control circuit, stand-by power supply and master control respectively for power detection circuit
Letter circuit signal connects, and detects each circuit, power supply at any time for power detection circuit, controls charging control circuit to standby electricity
Source is charged, and the information detected is sent at any time in Master Communications circuit；
Described power supply switch circuit carries out the connection switching of external power source or stand-by power supply according to the instruction of Master Communications circuit.
2. a control method for intelligent electric meter communication unit based on built-in stand-by power supply a kind of described in the claims 1,
It is characterized in that, concrete steps include:
Step 1, confession power detection circuit monitor the operating mode of external power source and stand-by power supply in real time, and output power supply state signal is to master control
Telecommunication circuit；
Step 2, when exporting power supply state signal and being normal, external power source can use, and power supply switch circuit is at Master Communications circuit
Instruction under automatically switch to external power source powering mode, Master Communications circuit works in the normal mode, meanwhile, for electro-detection
Stand-by power supply undervoltage condition is monitored by circuit at any time, when under-voltage, open charging control circuit and fills stand-by power supply
Electricity, until stand-by power supply recovers normal reservoir capacitance；
Or, when exporting power supply state signal and being abnormal, Master Communications circuit is sent instruction, is automatically cut by power supply switch circuit
Changing to stand-by power supply powering mode, Master Communications circuit is operated under abnormal patterns, and meanwhile, Master Communications circuit record is powered different
Ordinary affair part, the most outwardly harvester sends abnormal electrical power supply event message.
The control method of the intelligent electric meter communication unit of a kind of built-in stand-by power supply the most according to claim 2, its feature
Being, in described step 2, when exporting power supply state signal and being abnormal, Master Communications circuit automatically controls self and Intelligent electric
In table communication unit, each circuit runs power consumption.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610660384.9A CN106157594A (en) | 2016-08-12 | 2016-08-12 | The intelligent electric meter communication unit of a kind of built-in stand-by power supply and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610660384.9A CN106157594A (en) | 2016-08-12 | 2016-08-12 | The intelligent electric meter communication unit of a kind of built-in stand-by power supply and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106157594A true CN106157594A (en) | 2016-11-23 |
Family
ID=57330035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610660384.9A Pending CN106157594A (en) | 2016-08-12 | 2016-08-12 | The intelligent electric meter communication unit of a kind of built-in stand-by power supply and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106157594A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153151A (en) * | 2017-07-03 | 2017-09-12 | 湖南华烨智能通信技术股份有限公司 | Low voltage electric network subscribers' line power down quick response to faults method and system |
| CN109932563A (en) * | 2019-01-30 | 2019-06-25 | 国网浙江省电力有限公司衢州供电公司 | A kind of intelligent electric energy meter that power down reports automatically |
| CN111243257A (en) * | 2019-12-26 | 2020-06-05 | 武汉日新科技股份有限公司 | Photovoltaic data collector integrating collecting and forwarding functions based on PHY chip |
| CN113178941A (en) * | 2021-04-29 | 2021-07-27 | 国网山东省电力公司安丘市供电公司 | Standby power supply system for intelligent electric energy meter |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153151A (en) * | 2017-07-03 | 2017-09-12 | 湖南华烨智能通信技术股份有限公司 | Low voltage electric network subscribers' line power down quick response to faults method and system |
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| CN109932563A (en) * | 2019-01-30 | 2019-06-25 | 国网浙江省电力有限公司衢州供电公司 | A kind of intelligent electric energy meter that power down reports automatically |
| CN109932563B (en) * | 2019-01-30 | 2020-12-29 | 国网浙江省电力有限公司衢州供电公司 | Intelligent electric energy meter capable of automatically reporting in case of power failure |
| CN111243257A (en) * | 2019-12-26 | 2020-06-05 | 武汉日新科技股份有限公司 | Photovoltaic data collector integrating collecting and forwarding functions based on PHY chip |
| CN113178941A (en) * | 2021-04-29 | 2021-07-27 | 国网山东省电力公司安丘市供电公司 | Standby power supply system for intelligent electric energy meter |
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Application publication date: 20161123 |