CN110531131A - Multi-rate electric energy meter and its working method - Google Patents

Multi-rate electric energy meter and its working method Download PDF

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Publication number
CN110531131A
CN110531131A CN201910797155.5A CN201910797155A CN110531131A CN 110531131 A CN110531131 A CN 110531131A CN 201910797155 A CN201910797155 A CN 201910797155A CN 110531131 A CN110531131 A CN 110531131A
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China
Prior art keywords
data
electric energy
electricity
power
price
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Application number
CN201910797155.5A
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Chinese (zh)
Inventor
范立
刘红艳
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Shanghai Changzhou Electric Co Ltd
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Shanghai Changzhou Electric Co Ltd
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Priority to CN201910797155.5A priority Critical patent/CN110531131A/en
Publication of CN110531131A publication Critical patent/CN110531131A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/56Special tariff meters
    • G01R11/57Multi-rate meters

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

The present invention provides a kind of multi-rate electric energy meter and its working method, comprising: communication module obtains unit price of power, and be assigned to timestamp to unit price of power, form electricity price data for being communicated with electric network data center;Acquisition module, for acquiring Current Voltage;Metering chip, for the Current Voltage by acquisition input, processing obtains electric energy, and is assigned to timestamp to electric energy, forms energy data;Accounting module for obtaining energy data and electricity price data, and handles the relationship between electric energy and unit price of power that obtains, forms electricity charge data.The invention has the following advantages that by using the electricity charge numerical procedure of this ammeter real-time tracking operation of power networks load adjustment unit price of power, unit electric rate and power grid actual motion load are combined, user's peak load shifting is realized by price regulation means, inherently solves the problems, such as power grid peak load shifting, effective planning that in turn can be scientific generates electricity, the investment of transmission and disttrbution improves the utilization rate of the energy.

Description

Multi-rate electric energy meter and its working method
Technical field
The present invention relates to a kind of multi-rate electric energy meter and its working methods.
Background technique
At present in the multi tariff intelligent electric meter used, such as Chinese patent " intelligent electric meter " (publication number: 108287261A) public affairs A kind of intelligent electric meter is opened, comprising: ammeter ontology, the optical fiber input interface being arranged on ammeter ontology, the first power line interface And second power line interface, ammeter table ontology include: electricity computing module, expense computing module, power information acquisition communication Module, alarm module, photoelectric conversion module and power line communications communication module, electricity computing module and input power line connect Connect, electricity computing module is connect with expense computing module, electricity computing module, expense computing module and alarm module respectively with Power information acquires communication module connection, and power information acquisition communication module is connect by input power line with control centre, light Electric conversion module is connect with optical fiber cable, and photoelectric conversion module is connect with power line communications communication module, and power line communications communicate mould Block is connect with output power line, optical fiber cable output optical fibre signal to photoelectric conversion module, and photoelectric conversion module exports Ethernet letter Number to output power line, user is made to exclusively enjoy fiber bandwidth.
But current intelligent electric meter is identification of the foundation as power grid peak of power consumption, Ping Feng, low ebb boundary with the time, By peak electricity, flat peak electricity the unit electricity charge price different with trough-electricity, regulated and controled with price means to realize peak load shifting, but this It is not to play the role of peak load shifting and balancing power network load from essence and root, because of its electricity charge valuation and time It is relevant, it is not tracking power grid real-time load to make so not having real peak load shifting according to unit price of power is formulated With.And the investment of electric power is invested according to the peak load by electricity side, can not be understood current electric grid load, In by electricity side Also a large amount of electricity consumptions, can allow power grid longtime running in the case where high load capacity when peak, will increase grid equipment potential faults and The investment of grid equipment.
Summary of the invention
For the defects in the prior art, it is an object of that present invention to provide a kind of more rates electricity for solving above-mentioned technical problem It can table and its working method.
In order to solve the above technical problems, the present invention provides a kind of multi-rate electric energy meter, comprising: communication module is used for and electric Network data center is communicated, and is obtained unit price of power, and be assigned to timestamp to unit price of power, is formed electricity price data;
Acquisition module, for acquiring Current Voltage;
Metering chip, for the Current Voltage by acquisition input, processing obtains electric energy, and is assigned to timestamp to electric energy, Form energy data;
Accounting module for obtaining energy data and electricity price data, and handles and obtains the pass between electric energy and unit price of power System forms electricity charge data.
Preferably, further include storage module, be used for stored current voltage, electricity price data, energy data and electricity charge data.
It preferably, further include storage capacitor, for completing after detecting power loss to Current Voltage, electricity price data, electric energy The storage of data and electricity charge data.
It preferably, further include interactive module, for showing and inquiring Current Voltage, electricity price data, energy data and the electricity charge Data.
Preferably, communication module is communicated by GPRS, carrier wave or RS485 mode and electric network data center.
A kind of working method of multi-rate electric energy meter, includes the following steps:
Step 1, corresponding n electricity price data Pt1, Pt2, the Pt3 ... of t moment section network load for having time tag is obtained Ptn;
Step 2, total electricity bill P in t moment is obtained according to energy data Et1, Et2, Et3 ... Etn of t moment section;
P meets:
Preferably, it in step 1, first passes through when needing to calculate the electricity charge and is communicated with electric network data center, acquisition has Corresponding n electricity price data Pt1, Pt2, Pt3 ... the Ptn of the t moment section network load of time tag.
Compared with prior art, the invention has the following advantages that by using this ammeter real-time tracking operation of power networks load The electricity charge numerical procedure for adjusting unit price of power combines unit electric rate and power grid actual motion load, passes through price regulation Means realize user's peak load shifting, inherently solve the problems, such as power grid peak load shifting, so can science it is effective Planning power generation, the investment of transmission and disttrbution improve the utilization rate of the energy.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field For personnel, without departing from the inventive concept of the premise, several changes and improvements can also be made, these belong to the present invention Protection scope.
Corresponding unit price of power is obtained by the load of acquisition power grid or according to grid company data, then with this unit Electricity price calculates the price of this moment consumed electric energy, while user can also pass through mobile phone app and inquire ammeter data information With current one electricity price.
Multi-rate electric energy meter of the present invention, including be broadly divided into communication, metering, charging, storage and human-computer interaction etc..
Communication task
It is communicated by GPRS, the communication module of carrier wave or RS485 mode and electric network data center, obtains a period of time The interior unit price of power changed according to network load.Unit because there is different load in a period of time, in a period of time Electricity price generates the unit price of power data for having timestamp at discrete data related to time.
Metering tasks
By the Current Voltage of acquisition module acquisition input, required electric energy is obtained by the processing of electric energy computation chip, These electric energy are read in real time stamp timestamp be stored in memory.
Charging task
Electric energy with timestamp and the unit price of power with timestamp are carried out operation by accounting module, obtain a period of time The electricity charge of interior consumed electric energy, specific as follows:
Step 1, terminal ammeter is first passed through when needing to calculate the electricity charge is communicated with electric network data center, obtains band sometimes The corresponding n unit price of power of target t moment section network load is labeled as (Pt1, Pt2, Pt3 ... Ptn).
Step 2, according to stored the T moment section electric energy labeled as (Et1, Et2, Et3 ... Etn) and (Pt1, Pt2, Pt3...Ptn it) is calculated, obtains total electricity bill in the T moment
Storage task
The electricity charge being calculated are stored in the storage module of ammeter.In order to cope with unexpected power loss, in memory after power loss Data can lose, so just increasing storage capacitor on hardware-in-the-loop, starting is checked at once once software detection to power loss Key data is stored in storage chip.
Human-computer interaction task
Interactive module includes the liquid crystal for being used to show and the key for operating, and can operate liquid crystal display by key Content, such as current power amount, institute's energy charge and historical data etc..
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned Particular implementation, those skilled in the art can make a variety of changes or modify within the scope of the claims, this not shadow Ring substantive content of the invention.In the absence of conflict, the feature in embodiments herein and embodiment can any phase Mutually combination.

Claims (7)

1. a kind of multi-rate electric energy meter characterized by comprising
Communication module, for being communicated with electric network data center, acquisition unit price of power, and it is assigned to timestamp to unit price of power, Form electricity price data;
Acquisition module, for acquiring Current Voltage;
Metering chip, for the Current Voltage by acquisition input, processing obtains electric energy, and is assigned to timestamp to electric energy, is formed Energy data;
Accounting module for obtaining energy data and electricity price data, and handles and obtains the relationship between electric energy and unit price of power, shape At electricity charge data.
2. multi-rate electric energy meter according to claim 1, which is characterized in that further include storage module, be used for stored current Voltage, electricity price data, energy data and electricity charge data.
3. multi-rate electric energy meter according to claim 2, which is characterized in that further include storage capacitor, detected for working as The storage to Current Voltage, electricity price data, energy data and electricity charge data is completed after power loss.
4. multi-rate electric energy meter according to claim 1, which is characterized in that further include interactive module, for showing and looking into Ask Current Voltage, electricity price data, energy data and electricity charge data.
5. multi-rate electric energy meter according to claim 1, which is characterized in that communication module passes through GPRS, carrier wave or RS485 Mode and electric network data center are communicated.
6. a kind of working method of multi-rate electric energy meter, which comprises the steps of:
Step 1, corresponding n electricity price data Pt1, Pt2, Pt3 ... the Ptn of t moment section network load for having time tag is obtained;
Step 2, total electricity bill P in t moment is obtained according to energy data Et1, Et2, Et3 ... Etn of t moment section;
P meets:
7. the working method of multi-rate electric energy meter according to claim 6, which is characterized in that in step 1, needing to calculate It first passes through when the electricity charge and is communicated with electric network data center, it is n corresponding to obtain the t moment section network load with time tag Electricity price data Pt1, Pt2, Pt3 ... Ptn.
CN201910797155.5A 2019-08-27 2019-08-27 Multi-rate electric energy meter and its working method Pending CN110531131A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910797155.5A CN110531131A (en) 2019-08-27 2019-08-27 Multi-rate electric energy meter and its working method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910797155.5A CN110531131A (en) 2019-08-27 2019-08-27 Multi-rate electric energy meter and its working method

Publications (1)

Publication Number Publication Date
CN110531131A true CN110531131A (en) 2019-12-03

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2582001Y (en) * 2002-09-28 2003-10-22 贺健 Network electric meter for multiple charges
CN101339682A (en) * 2008-07-29 2009-01-07 深圳市思达仪表有限公司 CPU card three phase electronic type pre-payment step electricity price electrical energy meter
CN201251814Y (en) * 2008-09-12 2009-06-03 北京博纳电气有限公司 Staircase prepaid electric energy meter
CN201259704Y (en) * 2008-08-19 2009-06-17 深圳市思达仪表有限公司 CPU card three phase electronic type electrical energy meter
CN102013136A (en) * 2010-11-24 2011-04-13 深圳市思达仪表有限公司 Prepayment energy meter
CN105184666A (en) * 2015-08-20 2015-12-23 中国南方电网有限责任公司电网技术研究中心 Bidirectional metering power consumption management system and method
CN106569850A (en) * 2016-10-17 2017-04-19 中国电力科学研究院 Electric energy meter with independent metering part and management part, and check method of electric energy meter

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2582001Y (en) * 2002-09-28 2003-10-22 贺健 Network electric meter for multiple charges
CN101339682A (en) * 2008-07-29 2009-01-07 深圳市思达仪表有限公司 CPU card three phase electronic type pre-payment step electricity price electrical energy meter
CN201259704Y (en) * 2008-08-19 2009-06-17 深圳市思达仪表有限公司 CPU card three phase electronic type electrical energy meter
CN201251814Y (en) * 2008-09-12 2009-06-03 北京博纳电气有限公司 Staircase prepaid electric energy meter
CN102013136A (en) * 2010-11-24 2011-04-13 深圳市思达仪表有限公司 Prepayment energy meter
CN105184666A (en) * 2015-08-20 2015-12-23 中国南方电网有限责任公司电网技术研究中心 Bidirectional metering power consumption management system and method
CN106569850A (en) * 2016-10-17 2017-04-19 中国电力科学研究院 Electric energy meter with independent metering part and management part, and check method of electric energy meter

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Application publication date: 20191203