CN106483412A - A kind of electrical quantity composite measurement management system - Google Patents
A kind of electrical quantity composite measurement management system Download PDFInfo
- Publication number
- CN106483412A CN106483412A CN201611103194.3A CN201611103194A CN106483412A CN 106483412 A CN106483412 A CN 106483412A CN 201611103194 A CN201611103194 A CN 201611103194A CN 106483412 A CN106483412 A CN 106483412A
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- electrical quantity
- management system
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- 238000005259 measurement Methods 0.000 title claims abstract description 46
- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 238000012545 processing Methods 0.000 claims abstract description 42
- 230000006855 networking Effects 0.000 claims abstract description 19
- 238000003780 insertion Methods 0.000 claims abstract description 9
- 230000037431 insertion Effects 0.000 claims abstract description 9
- 238000005070 sampling Methods 0.000 claims description 13
- 238000002955 isolation Methods 0.000 claims description 11
- 230000007935 neutral effect Effects 0.000 claims description 7
- HPDFFVBPXCTEDN-UHFFFAOYSA-N copper manganese Chemical compound [Mn].[Cu] HPDFFVBPXCTEDN-UHFFFAOYSA-N 0.000 claims description 6
- 230000008054 signal transmission Effects 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
Abstract
The present invention relates to intelligence instrument technical field, more particularly to a kind of electrical quantity composite measurement management system, including power module, electrical parameter measuring module, measurement control module, wireless networking module, serial port module data processing module；The power module provides power supply for whole electrical quantity composite measurement management system；The wireless networking module includes that terminal node unit and network insertion node unit, the terminal node unit and network insertion node unit realize wireless networking；The data processing module includes that Main Control Unit and NE constitute a flush type WEB server；The electrical parameter measuring module gathers signal and completes the measurement of electric current, voltage effective value, useful work, frequency and idle work；The measurement control module is used for that the data that collect the electrical parameter measuring module to carry out processing, computing obtains each electrical quantity, then will process the electrical quantity transmission data processing module for obtaining.
Description
【Technical field】
The present invention relates to intelligence instrument technical field, more particularly to a kind of electrical quantity composite measurement management system.
【Background technology】
In recent years, the developing rapidly of China's economy, people also accelerate rapidly to the consumption of electric power resource.People are to how high
Requirement efficient using power resource is also more and more high.The extensive application of electronic technology makes people live becomes simple and convenient,
Developing rapidly for electronic technology also drives increasingly increasing for national energy consumption, and energy demand substantially expands, and energy prices are not
Break and climb to a higher point.These phenomenons bring huge challenge to energy sector of State Grid.Country is increasing power construction input, and exploitation is newly
While the energy, also consumption habit is adjusted in A clear guidance power consumer, rationally using electric energy, improve economic results in society.
Secondly, China's most area adopt be still conventional manual metering by the way of, this mode drawback a lot,
Exacerbate the waste of resource.Rule according to official and show, the staff that China checks meter by hand up to tens of thousands of people.Along with me
, in city, the density of population is big for state's major part population, and not only height is high but also disperses very much for the house of some residents.Such case
There is the labour intensity that increased meter reading personnel, perhaps there is also the problem that many is difficult to expect[2].This is to power system pair
Effective management of electric power resource proposes huge challenge, causes work about electric power personnel to be difficult accurately the load condition of power consumer
Hold, cause whole Operation of Electric Systems inefficiency.And, in the daily life electricity consumption for occupying family, a lot of places adopt
It is still traditional induction type electric energy meter.Due to traditional electric energy meter, to there is accuracy not high, in-convenience in use, it is impossible to long-range monitor
The problems such as electrical quantity situation of each electrical equipment.When there is such situation, substantial amounts of power resource is not only by wave in vain
Expense is fallen, but also the different degrees of service life that electric equipment has been lost of meeting.Based on above factor, user can be effectively monitored
Load condition, show outside various electrical quantitys, but also can just can be with the various electric equipments of Real Time Observation in LAN
The electric energy meter of ruuning situation is required for current people.
【Content of the invention】
In view of the foregoing, it is necessary to which a kind of electrical quantity composite measurement management system is provided, ammeter convenience and just is improved
Power system is managed in power department.
For reaching above-mentioned purpose, the technical solution used in the present invention is：
A kind of electrical quantity composite measurement management system, including power module, wireless networking module, electrical parameter measuring module,
Measurement control module, serial port module data processing module；
The power module provides power supply for whole electrical quantity composite measurement management system；
The wireless networking module includes terminal node unit and network insertion node unit, the terminal node unit and
Network insertion node unit realizes wireless networking；
The serial port module includes first serial unit and second serial unit；
The data processing module includes Main Control Unit and NE, the Main Control Unit and the network
Unit combination constitutes a flush type WEB server；
The electrical parameter measuring module includes current acquisition unit, voltage acquisition unit and electric energy processing unit, the electricity
Stream collecting unit and the voltage acquisition unit respectively with the electric energy processing unit be electrically connected with, the current acquisition unit and
The current parameters for collecting and voltage parameter are passed to electric energy processing unit, electric energy processing unit pair by voltage acquisition unit respectively
The signal transacting for receiving completes the measurement to electric current, voltage effective value, useful work, frequency and idle work；
The measurement control module is used for that the data that collect the electrical parameter measuring module to carry out processing, computing is obtained
Each electrical quantity, then first serial unit is transferred to by the electrical quantity that obtains is processed；First serial unit is by the data for receiving
Terminal node unit is transferred to, terminal node unit sends the data to network node unit again, network node unit is by the
Two serial port unit transfer data to data processing module.
Further, the current acquisition unit includes neutral line current sampling and phase line current sampling；The neutral line current
Sampling include a manganese copper diverter, two substitutional resistances and two equivalent capacitances, manganese copper diverter two ends respectively with two resistance one
End is connected, and two substitutional resistances and two equivalent capacitances constitute difference channel；Phase line current sampling includes a transformer and some
Resistance capacitor device, some resistance capacitance composition difference channels are connected with the transformer.
Further, the electrical parameter measuring module also includes light-coupled isolation unit, the light-coupled isolation unit be used for every
From the electrical parameter measuring module and the measurement control module.
Further, the electric energy processing unit includes computation chip RN8209, the current acquisition unit and the electricity
The signal transmission that pressure collecting unit is collected is to the computation chip RN8209.
Further, the voltage acquisition unit is made up of some series resistances and the connection of RC filter circuit.
Further, the light-coupled isolation unit is made up of four optocouplers and eight pull-up resistors, each optocoupler connection two
Individual pull-up resistor.
The present invention has the advantages that：
1. electrical quantity composite measurement management system of the present invention carries out sampling with high precision to electric current, voltage signal, while again
High-tension circuit and electric energy computation chip just residing for electric energy meter carries out electrical isolation, allow sample electric current, voltage signal not
Disturbed by other signals.
2. electrical quantity composite measurement management system of the present invention just can effectively monitor customer charge feelings in LAN
Condition, shows various electrical quantitys, offers convenience to circuit department and power consumer.And electrical quantity composite measurement management system of the present invention
System is low in energy consumption, has preferable stability, and accuracy is high, easy to use.
【Description of the drawings】
Fig. 1 is electrical quantity composite measurement management system flow chart of the present invention.
Fig. 2 is electrical quantity composite measurement management system light-coupled isolation element circuit figure of the present invention.
Fig. 3 is electrical quantity composite measurement management system electric energy processing unit circuit diagram of the present invention.
Fig. 4 is electrical quantity composite measurement management system voltage acquisition unit circuit diagram of the present invention.
Fig. 5 is electrical quantity composite measurement management system phase line current sample circuit figure of the present invention.
Fig. 6 is electrical quantity composite measurement management system neutral line current sample circuit figure of the present invention.
Description of reference numerals：1- electrical parameter measuring module；2- measures control module；3- serial port module；4- wireless networking mould
Block；6- data processing module；41- terminal node unit；42- network insertion node unit；31- first serial unit；32- second
Serial port unit；11- current acquisition unit；12- voltage acquisition unit；13- electric energy processing unit.
【Specific embodiment】
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It should be noted that when component is referred to as " being fixed on " another component, it can be directly on another component
Or can also there is component placed in the middle.When a component is considered as " connection " another component, it can be directly connected to
To another component or may be simultaneously present component placed in the middle.When a component is considered as " being arranged at " another component, it
Can be set directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " level ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technology used herein and scientific terminology and the technical field for belonging to the present invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the restriction present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all of combination of the Listed Items of pass.
Accompanying drawing is referred to, embodiment of the present invention provides a kind of electrical quantity composite measurement management system.Including power module
(sign), electrical parameter measuring module 1, measurement control module 2, serial port module 3,4 data processing module of wireless networking module
6；Power module provides power supply for whole electrical quantity composite measurement management system.Wireless networking module 4 includes terminal node unit
41 and network insertion node unit 42, terminal node unit 41 and network insertion node unit 42 realize wireless networking.Serial ports mould
Block 3 includes first serial unit 31 and second serial unit 32.Data processing module 6 include Main Control Unit (sign) and
NE (is not indicated), and Main Control Unit and NE combination constitute a flush type WEB server；Electrical quantity
Measurement module 1 includes current acquisition unit 11, voltage acquisition unit 12 and electric energy processing unit 13, current acquisition unit 11 and electricity
Pressure collecting unit 12 is electrically connected with electric energy processing unit 13 respectively, and current acquisition unit 11 and voltage acquisition unit 12 respectively will
The current parameters for collecting and voltage parameter signal transmission are to electric energy processing unit 13,13 pairs of letters for receiving of electric energy processing unit
Number process the measurement for completing to electric current, voltage effective value, useful work, frequency and idle work.Measurement control module 2 is used for electricity ginseng
The number data that collect of measurement modules 1 carry out processing, computing obtains each electrical quantity, then will process the electrical quantity that obtains and be transferred to
First serial unit 31；The data for receiving are transferred to terminal node unit 41, terminal node unit by first serial unit 31
41 send the data to network node unit 42 again, and network node unit 42 transfers data to number by second serial unit 32
According to processing module 6.
Accompanying drawing 2 is referred to, the electric energy processing unit 13 includes computation chip RN8209 and peripheral circuit part, and electric current is adopted
The signal transmission that collection unit 11 and voltage acquisition unit 12 are collected is adopted to the computation chip RN8209, computation chip RN8209
Sample signal is amplified, A/D conversion and filtering process, being processed, complete electric current, voltage effective value, useful work, frequency,
The measurement of idle work.Current acquisition unit 11 includes neutral line current sampling and phase line current sampling；Neutral line current sampling includes one
Manganese copper diverter L1 and the difference channel being made up of R1, R5, C7, C8, when there is electric current to pass through, manganese copper diverter L1 can be produced at two ends
Raw voltage, is input to RN8209 metering core after the difference channel of R1, R5, C7, C8 composition in the form of differential voltage
V1P, V2P pin.The difference that phase line current sampling constitutes by current transformer U4 and by R7, R23, R24, R6, C9, C10 components and parts
Circuit is gathered, and current transformer U4 collects current signal from phase line and produces voltage signal after difference channel and is input to
RN8209 metering core V2P, V2N pin.The circuit that voltage acquisition unit 12 is made up of resistance R16～R22 is constituted, through R16～R22
The voltage signal being suitable to is obtained after series resistance partial pressure, then constitutes RC filter network through R8, C11, R9, C12, produce stable conjunction
Suitable voltage signal is input to V3P, V3N pin of RN8209 metering core.Electrical parameter measuring module 1 also includes light-coupled isolation unit,
Light-coupled isolation unit is made up of eight pull-up resistors of tetra- optocouplers of U6, U7, U5, U8 and R11, R12, R13, R14, R2, R3, R4 etc.
Circuit diagram constitute, light-coupled isolation unit is used for isolating electrical parameter measuring module 1 and measurement control module 2 prevents both signal phases
Mutually affect.
Measurement control module 2 includes STC12C5A60S2 controller in the present embodiment, and wireless networking module 4 includes
CC2530 control chip, constitutes wireless networking mould using CC2530 control chip and its matched periphery electricity circuit
Block；Main Control Unit in data processing module 6 includes that STM32F103RBT6 chip, NE include ENC28J60 core
Piece.
The electrical quantity that CC2530 control chip has building network in the present embodiment, receiving terminal node unit 41 sends
Data simultaneously the electrical quantity for collecting are sent to by serial ports 3 function of PC.Wireless networking module workflow is：Data
When processing module 6 is started working, first have to system initialization is carried out, including hardware device level initialization and clock initialization, beat
Open accordingly and interrupt and initialize network protocol stack setting up wireless networks, wireless network set up success after data processing module 6 just
Monitoring state always, when the signal for receiving terminal node unit 41 and having signal to send over and send over is the request letter that networks
Number when, data processing module 6 just assigns address to corresponding node automatically.If send over be not networking request instruction and
It is electrical parameter data frame, data processing module 6 just reads the Frame and is sent to STM32F103RBT6 chip through serial ports.
STM32F103RBT6 chip controls mixed-media network modules mixed-media transplants uip1.0 agreement, finally data is sent the data to web by serial ports
Server, shows on webpage.
Terminal node workflow is that monohapto end node unit is initialized when bringing into operation, and then carries out network
Detection, sends the signal of request connection network if detecting in the presence of network, works as master to the data center for creating network
Control unit receives the connection request that terminal node is sended over, and just distributes corresponding address to terminal node.Terminal node
After networking success, start to receive the electrical quantity that electrical parameter measuring module is sended over by serial ports.Then again by the electricity for receiving
Supplemental characteristic radios to data processing module 6.
In the present embodiment, after the electrical parameter analysis for collecting are processed by electrical parameter measuring module with measurement control module,
Constitute the wireless network of two terminal nodes and a network insertion node by CC2530 wireless module networking technology, by no
Electrical parameter data is transferred to the data processing centre by STM32 single-chip microcomputer and mixed-media network modules mixed-media by gauze network, after analyzing and processing, in net
Show on page.
Claims (6)
1. a kind of electrical quantity composite measurement management system, it is characterised in that including power module, electrical parameter measuring module, measurement
Control module, wireless networking module, serial port module data processing module；
The power module provides power supply for whole electrical quantity composite measurement management system；
The wireless networking module includes terminal node unit and network insertion node unit, the terminal node unit and network
Access node unit realizes wireless networking；
The serial port module includes first serial unit and second serial unit；
The data processing module includes Main Control Unit and NE, the Main Control Unit and the NE
Combination constitutes a flush type WEB server；
The electrical parameter measuring module includes current acquisition unit, voltage acquisition unit and electric energy processing unit, and the electric current is adopted
Collection unit and the voltage acquisition unit are electrically connected with the electric energy processing unit respectively, the current acquisition unit and voltage
The current parameters for collecting and voltage parameter are passed to electric energy processing unit by collecting unit respectively, and electric energy processing unit is to receiving
To signal transacting complete the measurement to electric current, voltage effective value, useful work, frequency and idle work；
The measurement control module is used for that the data that collect the electrical parameter measuring module to carry out processing, computing obtains each
Electrical quantity, then first serial unit is transferred to by the electrical quantity that obtains is processed；First serial unit is by the data transfer for receiving
To terminal node unit, terminal node unit sends the data to network node unit again, and network node unit is gone here and there by second
Mouth unit transfers data to data processing module.
2. electrical quantity composite measurement management system according to claim 1, it is characterised in that the current acquisition unit includes
Neutral line current sampling and phase line current sampling；The neutral line current sampling includes a manganese copper diverter, two substitutional resistances and two
Individual equivalent capacitance, manganese copper diverter two ends are connected with two resistance one end respectively, and two substitutional resistances and two equivalent capacitances constitute
Difference channel；Phase line current sampling includes a transformer and some resistance capacitor devices, and some resistance capacitances constitute difference
Circuit is connected with the transformer.
3. electrical quantity composite measurement management system according to claim 1, it is characterised in that the electrical parameter measuring module is also
Including light-coupled isolation unit, the light-coupled isolation unit is used for isolating the electrical parameter measuring module and measurement control mould
Block.
4. electrical quantity composite measurement management system according to claim 1, it is characterised in that the electric energy processing unit includes
Computation chip RN8209, the signal transmission that the current acquisition unit and the voltage acquisition unit are collected give the metering core
Piece RN8209.
5. electrical quantity composite measurement management system according to claim 1, it is characterised in that if the voltage acquisition unit by
Dry series resistance and RC filter circuit connection composition.
6. electrical quantity composite measurement management system according to claim 3, it is characterised in that the light-coupled isolation unit is by four
Individual optocoupler and eight pull-up resistors are constituted, and each optocoupler connects two pull-up resistors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611103194.3A CN106483412A (en) | 2016-12-03 | 2016-12-03 | A kind of electrical quantity composite measurement management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611103194.3A CN106483412A (en) | 2016-12-03 | 2016-12-03 | A kind of electrical quantity composite measurement management system |
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| Publication Number | Publication Date |
|---|---|
| CN106483412A true CN106483412A (en) | 2017-03-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611103194.3A Pending CN106483412A (en) | 2016-12-03 | 2016-12-03 | A kind of electrical quantity composite measurement management system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444748A (en) * | 2018-11-21 | 2019-03-08 | 华立科技股份有限公司 | Battery current and current power dissipation test macro |
| CN110836988A (en) * | 2019-11-25 | 2020-02-25 | 新沂市鑫洋电子有限公司 | Manganese-copper current divider capable of resisting work magnetic interference and application thereof |
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| CN202177657U (en) * | 2011-08-04 | 2012-03-28 | 武汉盛帆电子股份有限公司 | Digital electrical parameter measuring instrument |
| CN103200241A (en) * | 2013-03-20 | 2013-07-10 | 杭州乾程弘泰电力科技有限公司 | Remote wireless meter reading control device |
| CN106066619A (en) * | 2016-08-16 | 2016-11-02 | 惠州市耐利普科技有限公司 | A kind of intelligent switch controller of band electrical parameters detection |
| CN206209018U (en) * | 2016-12-03 | 2017-05-31 | 河池学院 | A kind of electrical parameter composite measurement management system |
-
2016
- 2016-12-03 CN CN201611103194.3A patent/CN106483412A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202177657U (en) * | 2011-08-04 | 2012-03-28 | 武汉盛帆电子股份有限公司 | Digital electrical parameter measuring instrument |
| CN103200241A (en) * | 2013-03-20 | 2013-07-10 | 杭州乾程弘泰电力科技有限公司 | Remote wireless meter reading control device |
| CN106066619A (en) * | 2016-08-16 | 2016-11-02 | 惠州市耐利普科技有限公司 | A kind of intelligent switch controller of band electrical parameters detection |
| CN206209018U (en) * | 2016-12-03 | 2017-05-31 | 河池学院 | A kind of electrical parameter composite measurement management system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444748A (en) * | 2018-11-21 | 2019-03-08 | 华立科技股份有限公司 | Battery current and current power dissipation test macro |
| CN110836988A (en) * | 2019-11-25 | 2020-02-25 | 新沂市鑫洋电子有限公司 | Manganese-copper current divider capable of resisting work magnetic interference and application thereof |
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Application publication date: 20170308 |