CN110531131A - Multi-rate electric energy meter and its working method - Google Patents
Multi-rate electric energy meter and its working method Download PDFInfo
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- 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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- 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
- G01R11/56—Special tariff meters
- G01R11/57—Multi-rate meters
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- 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
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.
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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 |
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2019
- 2019-08-27 CN CN201910797155.5A patent/CN110531131A/en active Pending
Patent Citations (7)
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 |