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CN201796424U - Single-phase local charge control smart meter - Google Patents

Single-phase local charge control smart meter Download PDF

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Publication number
CN201796424U
CN201796424U CN2010202268040U CN201020226804U CN201796424U CN 201796424 U CN201796424 U CN 201796424U CN 2010202268040 U CN2010202268040 U CN 2010202268040U CN 201020226804 U CN201020226804 U CN 201020226804U CN 201796424 U CN201796424 U CN 201796424U
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China
Prior art keywords
module
electric energy
card
electric
phase
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CN2010202268040U
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Chinese (zh)
Inventor
王伟
范成军
王仁涛
王书冰
杜辉明
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WEIFANG WUZHOU HAOTE ELECTRICAL CO Ltd
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WEIFANG WUZHOU HAOTE ELECTRICAL CO Ltd
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Priority to CN2010202268040U priority Critical patent/CN201796424U/en
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Abstract

The utility model discloses a single-phase local charge control smart meter, which comprises an outer casing and a panel. A card slot and a display module are arranged on the panel; the card slot is used for inserting an electric card; and an electric energy metering module, a power supply parameter measuring module, a timing module, a settlement module, an alarm module, a communication module, a remote control module, a charge control module and a central processing unit are packaged inside the outer casing and the panel. When the single-phase local charge control smart meter is used, the electric card is inserted into the card slot so that electricity purchasing information in the electric card is read into the electric energy meter, the electric energy metering module can compute electric power line running power in real time, and a meter running control module displays time intervals of current meter running, charge rates of the current time intervals, alarm running and the like through a liquid crystal display unit. The single-phase local charge control smart meter is convenient in use and realizes different electric charge rates of different electric use time intervals.

Description

Control intelligent electric meter is taken in single-phase this locality
Technical field
The utility model relates to a kind of intelligent electric meter, relate in particular to a kind of can the scene or the single-phase local expense control intelligent electric meter of remote monitoring power consumption and electric energy expense.
Background technology
Single-phase electric energy meter application at home at present is comparatively extensive, no matter is that resident's daily life is used, or business electrical, up to the present mostly use single-phase electric energy meter, and the single-phase electric energy meter that uses now mostly is to adopt the mechanical count method.This electric energy meter in use, need be timed in every month to copy in the user family by the staff of management electric energy department and get the electric energy meter data presented, copy the electric energy meter data presented of getting last month but also must keep, go out one month power consumption of user by subtraction, calculate the electricity charge that user's needs are paid according to the electric energy unit price again, notify the user to electricity consumption department electricity payment or go to collect in to the user home electricity charge specially by the electricity consumption payment card then.
The shortcoming of this electricity charge collection methods is: one if management of power use department goes to collect in to the user home electricity charge specially, and the user must stay the people to wait at home, has wasted user's working time, especially brings inconvenience in busy farming season to the user; Two if distribute the premium notice list, department's electricity payment of notifying the user to arrive appointment, and may have certain customers can not pay the fees on time, tends to occur the phenomenon of owing electricity charges.This in a word power supply earlier, the method for collecting the charges in the back bring bigger loss and inconvenience can for electricity consumption department.
The utility model content
Technical problem to be solved in the utility model provides the single-phase local expense control intelligent electric meter of a kind of automatic monitoring electric energy metrical and electricity consumption charge.
For solving the problems of the technologies described above, the technical solution of the utility model is: single-phase local expense control intelligent electric meter, comprise shell and panel, described panel is provided with the card slot and the display module of the electricity card usefulness of pegging graft, and is packaged with electric energy metrical module, power supply parameter measurement module, timing module, settlement module, alarm module, communication module, remote control module, expense control module, automatic data logging module and central processing unit in described shell and the panel; Described electric energy metrical module comprises basic electric energy measurement module, combined electrical energy measurement module and time-sharing measurement module; Described power supply parameter measurement module comprises voltage measurement module, current measurement module, wattful power messurement module and power-factor measurement module; Described timing module is the timing module with century-old calendar, time and leap year automatic switching function; Described settlement module comprises the clearing storer that stores electric energy measurement data and time data; Described alarm module comprises low electric weight alarm module and fault alarm module; Described remote control module comprises long-range breaker tripping and closing control module, remote alarms control module and protects electric control module; Described expense control module comprises local expense control module and long-range expense control module.
As optimized technical scheme, described single-phase local expense control intelligent electric meter also comprises the automatic data logging module, and described automatic data logging module is a carrier communication module.
As optimized technical scheme, described display module is the LCD display module.
As to improvement of the technical scheme, described clearing storer has the storage unit of storage of that month and of that month preceding 12 months electric energy metrical historical datas and timesharing historical data at least.
As to improvement of the technical scheme, described low electric weight alarm module is the light warning module, and described fault alarm module is the digital display alarm module.
As to improvement of the technical scheme, described communication module comprises RS-485 interface and infrared communication interface.
As to improvement of the technical scheme, described local expense control module is for realizing the expense control module that power consumption parameter presets by CPU card or radio-frequency card; The described long-range control module of taking is for realizing the expense control module that power consumption parameter is provided with by virtual medium and long-range electricity-selling system.
As to improvement of the technical scheme, described carrier communication module is external plug and play type communication module, and interface has fail-safe circuit.
As to improvement of the technical scheme, described central processing unit also is electrically connected with the detection of power loss unit; Described central processing unit also is electrically connected with the relay protection unit.
As to improvement of the technical scheme, the parameter setting unit also is installed on the described panel, described parameter setting unit is electrically connected described central processing unit.
Owing to adopted technique scheme, control intelligent electric meter is taken in single-phase this locality, comprise shell and panel, described panel is provided with the card slot and the display module of the electricity card usefulness of pegging graft, and is packaged with electric energy metrical module, power supply parameter measurement module, timing module, settlement module, alarm module, communication module, remote control module, expense control module and central processing unit in described shell and the panel; Described electric energy metrical module comprises basic electric energy measurement module, combined electrical energy measurement module and time-sharing measurement module; Described power supply parameter measurement module comprises voltage measurement module, current measurement module, wattful power messurement module and power-factor measurement module; Described timing module is the timing module with century-old calendar, time and leap year automatic switching function; Described settlement module comprises the clearing storer that stores electric energy measurement data and time data; Described alarm module comprises low electric weight alarm module and fault alarm module; Described remote control module comprises long-range breaker tripping and closing control module, remote alarms control module and protects electric control module; Described expense control module comprises local expense control module and long-range expense control module.The beneficial effects of the utility model are: during use the electricity card inserted in the card slot once, the information about power of purchasing in the electricity card is read in the electric energy meter, the electric energy metrical module is the computing electric line operate power in real time, comprises forward active energy and reverse active energy information; The ammeter operation control module demonstrates the rate of the period of current ammeter operation, current period and the operation etc. of reporting to the police by liquid crystal display, and is easy to use, realized the different electricity consumption rates of different electricity consumption periods.
Description of drawings
Fig. 1 is the structured flowchart of the utility model embodiment;
Fig. 2 is the front view of the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.Should be understood that present embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Shown in Fig. 1 and Fig. 2 were common, control intelligent electric meter take in single-phase this locality, comprises shell 1 and panel 2, and described panel 2 is provided with the electricity of pegging graft and blocks the card slot 5 and the display module 3 of usefulness, and the described display module employing LCD display module of present embodiment makes demonstration more directly perceived.Possess two kinds of display modes of Automatic Cycle and button; Automatic Cycle shows that the time interval can be provided with in 5~20 seconds; When button showed, LCD started backlight; Displaying contents is divided into three kinds of numerical value, code and symbols, can show all kinds of numerical value such as electric flux, time, voltage, electric current, power, 8 of numerical value figure place showings, 2 of decimal places.The numerical value unit that shows adopts national legal unit of measurement, as: kW, kWh, V, A etc.; Electric energy meter has the function of waking demonstration after the power failure up, backlight lightening when ammeter receives infrared signal or plug-in card.
Be packaged with electric energy metrical module, power supply parameter measurement module, timing module, settlement module, alarm module, communication module, remote control module, expense control module and central processing unit in described shell 1 and the panel 2, wherein said electric energy metrical module comprises basic electric energy measurement module, combined electrical energy measurement module and time-sharing measurement module, and basic electric energy comprises forward active energy and reverse active energy two classes; The combination electric energy can carry out the combination of selectivity plus-minus by forward and reverse active energy, is provided with by revising meritorious array mode tagged word; The time-sharing measurement module can be carried out the time-sharing measurement function, makes basic electric energy and combination electric energy carry out time-sharing measurement by maximum 4 kinds of rates.When this instrument is preserved energy data, only preserve the basic electric energy of two classes, the combination active energy according to the correlated characteristic word, is calculated by basic electric energy when communication and demonstration.Do not need ammeter is carried out clear operation when changing pattern-word, and historical electric energy also can correctly be reviewed.This electric energy calculates and store method is adapted to always reach the electric energy in timesharing electric energy, the logout and freezes electric energy etc.For basic electric energy, the electric energy valid value range is 0~999999.99, and unit is kWh; For the combination electric energy, the electric energy valid value range is-799999.99~799999.99, and unit is kWh, and the electric energy decimal digits is 2 decimals according to " DL/T645-2007 multifunctional electric energy meter communication protocol " standard fixed during communication.
Described power supply parameter measurement module comprises voltage measurement module, current measurement module, wattful power messurement module and power-factor measurement module, can measuring voltage, electric current, active power, power factor, and the direction that can show the electric current, power and the power factor that are detected by display module 3, wherein voltage effective value, measuring error (fiducial error) be no more than ± 1%, during demonstration the acquiescence 1 decimal; Current effective value, measuring error (fiducial error) be no more than ± and 1%, 3 decimals of acquiescence during demonstration, the numerical value most significant digit of current data is represented direction, representative input, output, span is 0.000A~799.999A; Active power only just can be measured (influence that demonstration is subjected to figure place showing) during greater than starting current at electric current, the kW of unit, measuring error (fiducial error) is no more than ± and 1%, 4 decimals of acquiescence during demonstration, but can show that the decimal digits parameter is provided with power and shows that decimal digits is 1,2,3 or 4 by revising power, the numerical value most significant digit of active power data is represented direction, and span is 0.0000~79.9999; 3 decimals of acquiescence when power factor shows, the numerical value most significant digit of power factor data is represented direction, and span is 0.000~1.000, and direction is consistent with the direction of active power.
Described timing module is the timing module with century-old calendar, time and leap year automatic switching function, time-sharing option (TSO) is the important parameter that is used for being provided with the time-sharing measurement of instrument, and method to set up is referring to " DL/T 645-2007 multifunctional electric energy meter communication protocol " relevant criterion.Time-sharing option (TSO) comprise in have:
Time-piece can establish 2 year time zone at most and switched number 1 year.Can will be divided into 2 year time zone in 1 year by year time-piece is set, the least unit in year time zone be the sky.Segment table when day of each year appointment of using of time zone can be set; Segment table during 2 day, 14 periods of every day are switched number.Segment table can be divided into the period 14 day one day when being provided with day.The rate number of period each day can be set, maximum 4 rates of this instrument; 2 cover time-division charge rates can use according to selecting the switching time that is provided with, and when switching, energy data all freezes; If day the time segment table in the rate of a certain period number be 0 or when counting greater than rate, the electric energy of this period counts rate 1.
Described settlement module (is arranged on described central processing unit inside, do not show among the figure) comprise that the clearing storer that stores electric energy measurement data and time data, described clearing storer have the storage unit of storage of that month and of that month preceding 12 months electric energy metrical historical datas and timesharing historical data at least.Electric energy measurement data of this instrument and time data have also been stored the historical data in last January to last Dec except that preserving current data." moon " of this function refers to billing cycle, can be by setting the billing cycle that the name day is provided with instrument; When the system clock of instrument was identical with the clearing time of setting, ammeter was settled accounts, and the electric energy of this month is deposited in last month, strides across the name day if quit work, and the back ammeter that powers on will can not mended clearing; But by RS-485, power line carrier, write by hand device copy reading this month and last 12 months data.
Described alarm module comprises low electric weight alarm module and fault alarm module, and described low electric weight alarm module is the light warning module, and described fault alarm module is the digital display alarm module, when remaining the electricity charge less than the warning electricity charge, and prompting " please purchase "; When electric energy meter breaks down, demonstrate error message sign indicating number (representing) with Err-XX by display module 3; When above fault occurring or report to the police item, the LCD display module rests on this code or alarm immediately, and backlight continues to light.
Present embodiment also has merit pulse test output port, can the output time signal, period switching signal, and this function port can pass through software setting, conversion.
Described remote control module comprises long-range breaker tripping and closing control module, remote alarms control module and protects electric control module; Main website can control this face of land meter breaker tripping and closing by the long-range mode that issues ciphertext.Protecting under the effective situation of electricity, the table meter not allowing trip remotely; After electric energy meter is received the remote alarms order, " please purchase " character blinking, alarm lamp is bright.After electric energy meter is received the long-range order of operating a switch, in the time-delay process before tripping operation, " operating a switch " character blinking, the tripping operation pilot lamp goes out; The tripping operation delay time arrives, and " operating a switch " character stops flicker, and the tripping operation pilot lamp is bright.After electric energy meter was received the order of long-range permission combined floodgate, before closing by hand, " operating a switch " character stopped to show, tripping operation pilot lamp flicker (bright 1s, 1s goes out).
Described expense control module comprises local expense control module and long-range expense control module, locally take control and adopts CPU card or radio-frequency card to connect electricity-selling system as transmitting media, accomplish one block one close, one table one is close, when card was operated, table was opened backlight, and demonstration " HELLO ", and auxiliary show " in the Card Reader ", processing finishes to show " End " or " good " (have the amount of money successfully to show good in the input table, other show End), assists to show " success ", if transaction card is made mistakes, show " ERR-XX "; Long-rangely take control and connect electricity-selling system, under the situation that guarantees safety, power consumption parameter such as the tariff period table in the electric energy meter, electricity price scheme are carried out long-range presetting by virtual mediums such as RS-485, carrier wave.
Employed electricity card is divided into multiple in the present embodiment, comprise that preset parameter card, table number are provided with card, relay test card, increase the electric weight card, on-site parameters is provided with card, modification/recovery key card, ESAM data copy back card and subscriber card etc., wherein the preset parameter card is a universal card, have the ammeter zero clearing and preset the function of partial parameters, must be factory state by the preset parameter card initialization before electric energy meter dispatches from the factory, could discern the card of opening an account; Table number is provided with card and is universal card, has the function of batch modification table number; The relay test card is used for the busy relay on-off function, and inserting the back ammeter can be with relay status negate 2 times, the test break-make; Increasing the electric weight card is universal card, has the ammeter of increasing electricity charge function; On-site parameters is provided with card and has the function of revising partial parameters for ammeter after opening an account; Modification/recovery key card has the translation function with ammeter key PKI and private key; The ESAM data copy back card: have the function that file data among the ESAM in the ammeter is copied back.Subscriber card is divided into the card of opening an account, purchases the electricity card and mends card, and the card of wherein opening an account is used for ammeter opens an account, and ammeter can only be opened an account once by after the preset parameter card initialization, and the electricity charge and partial parameters information are passed in the table; Purchasing electric card user holds, can be used for daily purchasing, purchase electric card and can not revise the ammeter parameter, can only be used for electric energy meter is connected with electric administrative department, be used to purchase the power consumption of electric electric energy supplement table, when the user will purchase electricity card and be inserted in the card slot 5 on the electric energy meter panel 2, display module 3 will show the residue power consumption of electric energy meter, thereby plays the purpose of power consumption monitoring; Purchase that electricity card is lost or open an account when needing this locality to purchase electricity when the user is original, can make and mend card by long-range.Liquid crystal display can show power consumption parameter such as purchasing electric surplus, time, voltage, electric current, power.
When remaining sum is less than or equal to the warning amount of money of setting, electric energy meter can be reminded the user with sound, light or other modes, and overdraw amount of money real time record is when the overdraw amount of money is lower than the overdraw thresholding amount of money of setting, electric energy meter sends power-off signal, control on-load switch interruption of power supply; Under the situation of interruption of power supply automatically, the record overdraw amount of money; After electric energy meter receives the effectively continuous information of paying tariff, can at first deduct the overdraw amount of money, when remaining sum during, can make electric energy meter be in the permission "on" position by local mode greater than setting value (being defaulted as zero), power by user's manual reversion.
Power supply department can be purchased electric energy in advance to the user by electricity-selling system, and the electricity charge amount of money that prestores can accurately superpose with the remaining sum in the table.After finishing the electricity charge and prestoring, electric energy meter can be with information such as remaining sum, electric energy meter power consumption parameter, returns to be written to the electric energy card and to pass electricity-selling system back.Remaining sum can not surpass the maximum Stored Value amount of money of electric energy meter that design allows, and the maximum Stored Value amount of money is determined by the electric energy meter figure place showing.User to the electric energy card is lost or damaged can obtain neocaine by the operation of the replacing electric energy card in the management system for selling power;
By the electric energy card to the power consumption parameter in the electric energy meter be provided with, prestore that the electricity charge, information are returned and write, during the copy reading of ESAM data, need by strict password authentification and safety certification, other power consumption parameter settings except that the user purchases electrical information can only make electric energy meter be in the programming enable state by program switch and key authentication can to carry out, and purchase electricity at every turn and all can write down automatically and purchase electrical information.
Described communication module comprises RS-485 interface and infrared communication interface, and the communication channel Physical layer is separate, and the damage of any communication channel does not influence the operate as normal of other channel; RS-485 interface and ammeter are inner carries out electrical isolation, and fail-safe circuit is arranged; RS-485 interface communication, infrared communication are followed the requirement of " DL/T645-2007 multifunctional electric energy meter communication protocol " and the file of putting on record thereof.The baud rate of RS-485 mouth can be set to 1200bps, 2400bps, 4800bps or 9600bps, dispatches from the factory to default to 2400bps; The infrared communication baud rate is fixed as 1200bps; The RS-485 interface communication is identical with the infrared communication address.
Present embodiment also comprises the automatic data logging module, and described automatic data logging module is a carrier communication module 6, can realize remote automatic meter reading; And electric energy meter is monitored in real time, but parameters in the copy reading table by daemon software.
Present embodiment also is provided with safety management and user right, and wherein safety management is meant before carrying out program commands such as write order, zero clearing order all needs to click " programming key 7 ", just can operate after making ammeter be in the programming enable state.In the programming enable state 240 minutes effectively.If click " programming key 7 " midway once more, ammeter withdraws from the programming enable state.The power down timing that powers on does not again finish not withdraw from programming state.Safety management has single-stage password blocking function.When using certain staging error password to the continuous setting operation number of times of instrument 〉=3 times, instrument can lock this grade password and start the self-locking timer, this grade password automatic unlocking after 24 hours, and this grade latch switch lost efficacy.Using under the continuous setting operation number of times of certain the staging error password≤2 times situation, use this rank proper password success setting operation 1 time again, this grade password errors number is made zero; And user right can only be provided with 02 grade and 04 grade of password, all kinds ofly needs the operation of password to be finished by the password of higher level.Being provided with of password Permission Levels is as follows: ammeter zero clearing, incident zero clearing: 02 grade.Write data (parameter setting): 02,04 grade.But time zone, period, ladder, combined floodgate allow amount of money limit value, hoard limit value, and important parameters such as name day must use 02 grade of setting, and 04 grade can not be provided with
When revising password, can revise, but amended password rank must be identical with the password rank before revising by the password of original same levels or the password of higher level.
This table also has zero clearing and incident Protection Counter Functions, can operate respectively.Wherein the ammeter clear operation empties all record data except that ammeter zero clearing incident.The incident zero clearing can be removed certain class or whole logout (record except that ammeter zero clearing and incident zero clearing).
Described central processing unit is a single-chip microcomputer, is provided with a plurality of driving circuits in the single-chip microcomputer, and as display driver circuit, light driving circuit etc. carry out corresponding driving work.Described single-chip microcomputer also is provided with storage unit, is used to store every kind of logout that incident is nearest 10 times, comprises record electric energy meter zero clearing incident total degree, the electric energy data the when moment, operator's code and zero clearing take place; Record electric energy meter incident zero clearing total degree, the Data Identification sign indicating number the when moment, operator's code and zero clearing take place; Record programming total degree, the Data Identification of the moment of nearest 10 programmings, operator's code, preceding 10 programming items; The moment, operator's code when (not comprising when broadcasting the school) total degree, nearest 10 schools during the record school; Record power down total degree, nearest 10 power down take place and the finish time; Record game clock lid total degree, the generation of nearest 10 game clock lid incidents, the finish time and energy data; Record important parameter programmed events, the not day programming of segment table programming when comprising, time-piece programming, week, 1 programming of meritorious array mode, name day programme; Write down long-range breaker tripping and closing incident total degree, the nearest 10 times generation moment, operator's code and forward and reverse meritorious total electric energy; Record overload total degree, nearest 10 times the generation moment and electric quantity data, the finish time and electric quantity data; Write down the nearest 10 times electricity date of purchasing, always purchase electric number of times after purchasing electricity, this purchases the electric amount of money, purchases remaining sum before the electricity, purchases electricity back remaining sum, purchases electricity back accumulative total and purchases the electric amount of money etc.
This table also has freezing function, is divided into regularly freezing, instantaneously freezing, arrange to freeze, day freeze to freeze with integral point.The data structure of freezing is referring to freezing data identification code table.Instantaneous freeze to have broadcasting freeze to freeze with the designated communication address, broadcasting do not need to freeze slave station to reply.
Wherein regularly freeze to freeze electric energy data according to the time and the interval of appointment, each amount of freezing is preserved 60 times, and the data conversion storage boundary time is 24 o'clock (beginning of the month is when zero) or the moment of the integral point in 1 to 28 day every month of every month last day; Instantaneous being frozen under the improper situation freezed current all electric quantity datas, calendar and time and important measurement data.The instantaneous amount of freezing is preserved last 3 secondary data; Regularly freeze can issue an order to slave station by any one of this dual mode with instantaneous freezing, slave station freezed according to the time in the claim frame.Regularly freeze to support with the moon, day, hour be the scheduled store that unit carries out data.When if main website will be made as " 99999999 " time, represent instantaneous freezing, slave station need freeze predetermined data immediately; Agreement is frozen in two kinds of rates of the old and new/period conversion or Utilities Electric Co. is thought when specific (special) requirements is arranged, and freezes to arrange electric flux and other significant datas constantly, preserves last 2 freezing data; Freeze the inline freezing total electric weight of accumulative total and each rate electric weight at zero point every day day, preserved 62 days; Integral point freezes to store the integral point moment or the least bit meritorious total electric energy constantly, can store 254 data.
Described central processing unit also is electrically connected with detection of power loss unit and clock unit, described clock unit regularly sends time clock by being provided with, parameters such as writing time, date when being used for that electric energy meter freezes the electric energy meter measurement data under the abnomal condition are convenient to inquiry and are used.Described central processing unit also is electrically connected with the relay protection unit, is used to protect the electric energy meter safe operation.
On the described panel 2 the parameter setting unit is installed also, described parameter setting unit is electrically connected described central processing unit, and described parameter setting unit is the button 4 that is installed on the described panel, and button 4 is electrically connected described single-chip microcomputer, is used to regulate the parameter of setting electric energy meter.

Claims (9)

1. control intelligent electric meter is taken in single-phase this locality, comprise shell and panel, described panel is provided with the card slot and the display module of the electricity card usefulness of pegging graft, and it is characterized in that: be packaged with electric energy metrical module, power supply parameter measurement module, timing module, settlement module, alarm module, communication module, remote control module, expense control module and central processing unit in described shell and the panel;
Described electric energy metrical module comprises basic electric energy measurement module, combined electrical energy measurement module and time-sharing measurement module;
Described power supply parameter measurement module comprises voltage measurement module, current measurement module, wattful power messurement module and power-factor measurement module;
Described settlement module comprises the clearing storer;
Described alarm module comprises low electric weight alarm module and fault alarm module;
Described remote control module comprises long-range breaker tripping and closing control module, remote alarms control module and protects electric control module;
Described expense control module comprises local expense control module and long-range expense control module.
2. control intelligent electric meter is taken in single-phase this locality as claimed in claim 1, it is characterized in that: described single-phase local expense control intelligent electric meter also comprises the automatic data logging module, and described automatic data logging module is a carrier communication module.
3. control intelligent electric meter is taken in single-phase this locality as claimed in claim 1, it is characterized in that: described display module is the LCD display module.
4. control intelligent electric meter is taken in single-phase this locality as claimed in claim 1, it is characterized in that: described low electric weight alarm module is the light warning module, and described fault alarm module is the digital display alarm module.
5. control intelligent electric meter is taken in single-phase this locality as claimed in claim 1, it is characterized in that: described local expense control module is for realizing the expense control module that power consumption parameter presets by CPU card or radio-frequency card.
6. control intelligent electric meter is taken in single-phase this locality as claimed in claim 1, it is characterized in that: described carrier communication module is external plug and play type communication module, and interface has fail-safe circuit.
7. take control intelligent electric meter as the described single-phase this locality of the arbitrary claim of claim 1 to 5, it is characterized in that: described communication module comprises RS-485 interface and infrared communication interface.
8. control intelligent electric meter is taken in single-phase this locality as claimed in claim 7, and it is characterized in that: described central processing unit also is electrically connected with the detection of power loss unit; Described central processing unit also is electrically connected with the relay protection unit.
9. control intelligent electric meter is taken in single-phase this locality as claimed in claim 1, it is characterized in that: the parameter setting unit also is installed on the described panel, and described parameter setting unit is electrically connected described central processing unit.
CN2010202268040U 2010-06-04 2010-06-04 Single-phase local charge control smart meter Expired - Lifetime CN201796424U (en)

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Cited By (12)

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CN103280025A (en) * 2013-05-10 2013-09-04 浙江恒业电子有限公司 Single-phase local charge control electric energy meter
CN103544780A (en) * 2013-09-22 2014-01-29 苏州银河龙芯科技有限公司 Intelligent ammeter structure and connecting fixing method thereof
CN104392554A (en) * 2014-12-04 2015-03-04 国家电网公司 Novel network electricity selling terminal and system
CN104636083A (en) * 2014-12-31 2015-05-20 漳州科能电器有限公司 Holiday and festival programming event recording and reading method for intelligent ammeter
CN105184981A (en) * 2015-10-19 2015-12-23 国家电网公司 Intelligent charge control multifunctional power meter
CN106093832A (en) * 2016-05-27 2016-11-09 南方电网科学研究院有限责任公司 Account opening function test method and system for charge control electric energy meter
CN106093833A (en) * 2016-05-27 2016-11-09 南方电网科学研究院有限责任公司 Method and system for testing initialization function of charge control electric energy meter
CN106204932A (en) * 2016-08-31 2016-12-07 王开全 A kind of flow association association control electric energy meter
CN106548609A (en) * 2015-09-21 2017-03-29 上海云表信息科技有限公司 Intelligence instrument sends a duplicate to system
WO2018072455A1 (en) * 2016-10-17 2018-04-26 中国电力科学研究院有限公司 Electric energy meter, checking method therefor, and storage medium
CN113567723A (en) * 2021-08-19 2021-10-29 北京京仪北方仪器仪表有限公司 Single-phase cost control intelligent electric energy meter system with CPU card
CN114783108A (en) * 2021-11-12 2022-07-22 四川阳辰信通科技有限公司 Intelligent water and electricity payment management system

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103280025A (en) * 2013-05-10 2013-09-04 浙江恒业电子有限公司 Single-phase local charge control electric energy meter
CN103544780A (en) * 2013-09-22 2014-01-29 苏州银河龙芯科技有限公司 Intelligent ammeter structure and connecting fixing method thereof
CN104392554A (en) * 2014-12-04 2015-03-04 国家电网公司 Novel network electricity selling terminal and system
CN104636083A (en) * 2014-12-31 2015-05-20 漳州科能电器有限公司 Holiday and festival programming event recording and reading method for intelligent ammeter
CN104636083B (en) * 2014-12-31 2017-09-15 漳州科能电器有限公司 The festivals or holidays programmed events record and read method of a kind of intelligent electric energy meter
CN106548609A (en) * 2015-09-21 2017-03-29 上海云表信息科技有限公司 Intelligence instrument sends a duplicate to system
CN105184981A (en) * 2015-10-19 2015-12-23 国家电网公司 Intelligent charge control multifunctional power meter
CN106093833A (en) * 2016-05-27 2016-11-09 南方电网科学研究院有限责任公司 Method and system for testing initialization function of charge control electric energy meter
CN106093832A (en) * 2016-05-27 2016-11-09 南方电网科学研究院有限责任公司 Account opening function test method and system for charge control electric energy meter
CN106093832B (en) * 2016-05-27 2019-08-23 南方电网科学研究院有限责任公司 Account opening function test method and system for charge control electric energy meter
CN106093833B (en) * 2016-05-27 2019-08-23 南方电网科学研究院有限责任公司 Method and system for testing initialization function of charge control electric energy meter
CN106204932A (en) * 2016-08-31 2016-12-07 王开全 A kind of flow association association control electric energy meter
WO2018072455A1 (en) * 2016-10-17 2018-04-26 中国电力科学研究院有限公司 Electric energy meter, checking method therefor, and storage medium
GB2565177A (en) * 2016-10-17 2019-02-06 China Electric Power Res Institute Company Limited Electric energy meter, checking method therefor, and storage medium
GB2565177B (en) * 2016-10-17 2022-07-27 China Electric Power Res Institute Company Limited Electric meter, checking method thereof and storage medium
CN113567723A (en) * 2021-08-19 2021-10-29 北京京仪北方仪器仪表有限公司 Single-phase cost control intelligent electric energy meter system with CPU card
CN114783108A (en) * 2021-11-12 2022-07-22 四川阳辰信通科技有限公司 Intelligent water and electricity payment management system
CN114783108B (en) * 2021-11-12 2024-06-25 四川阳辰信通科技有限公司 Intelligent hydropower payment management system

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