CN205581204U - Electricity energy measurement system based on radio communication technique - Google Patents
Electricity energy measurement system based on radio communication technique Download PDFInfo
- Publication number
- CN205581204U CN205581204U CN201620143287.8U CN201620143287U CN205581204U CN 205581204 U CN205581204 U CN 205581204U CN 201620143287 U CN201620143287 U CN 201620143287U CN 205581204 U CN205581204 U CN 205581204U
- Authority
- CN
- China
- Prior art keywords
- module
- chip
- resistance
- pin
- energy metering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses an electricity energy measurement system based on radio communication technique relates to electric wire netting distribution field. Its electric flux collection module is connected to electric energy measurement module, and the opposite side of electric energy measurement module is connected to information transfer module, and information transfer module's opposite side is connected to the display screen, power module is connected with electric flux collection module, electric energy measurement module, information transfer module and display screen, power module includes the power supply chip, transformer, full -bridge rectifier circuit, the vice limit of transformer is connected to full -bridge rectifier circuit's input, and full -bridge rectifier circuit's output is connected to the input of power supply chip. The utility model discloses an electric flux pick -up chip is as electric flux collection module, can the electric energy data of accurate collection, zigBee wireless sensing communication is adopted, electric flux detection can be realized, the adoption finally inserts the method of ethernet with data, and the power operating personnel of being convenient for manage, realizes that electric energy measurement system is intelligent.
Description
Technical field
This utility model relates to electrical network field of power distribution, particularly relates to a kind of electric energy metering system based on wireless communication technology.
Background technology
Electrical energy metering is the important component part of field of power distribution, and it is intelligentized necessary that field of power distribution is not only in its intellectuality, also complies with the plan of the propeller networking proposed in country " 12 " planning simultaneously；Electrical energy metering facility is as the important tool of generated energy acquisition, record and communication, and its intellectuality is a lot of convenient by bringing to the life of people；Along with the development of each subject, the performance of measuring equipment there has also been the space of raising further, in order to meet the highest requirement that electrical energy metering automatization is proposed by scientific and technological progress and social development, it is necessary to the intelligent electric meter that research and development performance is better；Electric energy metered system not only can reflect the information of power consumer and power plant, can reflect the operation conditions of electricity market further simultaneously, contributes to management personnel and preferably adjusts power equipment, virtually regulates power consumption；If the intellectuality of electric-power metering can not extensively and in depth be realized, between power supply and demand, arise that big gap, so that weakening the effectiveness of mounted intelligent grid equipment, reducing energy efficiency, the most just making public interest have received infringement.
Summary of the invention
Technical problem to be solved in the utility model is the technical deficiency for above-mentioned existence, a kind of electric energy metering system based on wireless communication technology is provided, can precisely gather electric energy data, realize electric flux and remotely detect, it is easy to work about electric power personnel be managed, and then realizes the intellectuality of electric energy metering system.
For solving above-mentioned technical problem, this utility model be the technical scheme is that
A kind of electric energy metering system based on wireless communication technology, including generated energy acquisition module, electrical energy metering module, information transfer module, display screen, power module；Generated energy acquisition module is connected to electrical energy metering module, and the opposite side of electrical energy metering module is connected to information transfer module, and the opposite side of information transfer module is connected to display screen；Power module connects generated energy acquisition module, electrical energy metering module, information transfer module and display screen；Power module includes the power supply chip U1 that model is LM1117-5, and model is the power supply chip U2 of LM1117-3.3, transformator T1, full bridge rectifier D1；The secondary of transformator T1 is connected to the input of full bridge rectifier D1, and the outfan of full bridge rectifier D1 provides the power supply VCC of 15V, is simultaneously connected to the input Vin pin of power supply chip U1；The output Vout pin of power supply chip U1 provides the power vd D of 5V, is simultaneously connected to the input Vin pin of power supply chip U2；The output Vout pin of power supply chip U2 provides 3V3 power supply.
Optimizing the technical program further, described generated energy acquisition module includes resistance R1, R2, R3, R4, R5, R6, R7, R8, electric capacity C1, C2, C3, C4, C5, C6；Wherein ground connection after the zero line of electric capacity C1 and resistance R4 connection alternating current；Resistance R1 is connected in the phase line of alternating current, and the other end is connected to the opposite side of resistance R3, resistance R3 by resistance R2 and connects and have ground connection after electric capacity C2 and resistance R5；Resistance R7 is connected in the phase line of alternating current, and two ends connect resistance R6, R8 respectively, and the opposite side of resistance R6, R8 is respectively by ground connection after connection electric capacity C5, C6.
Optimizing the technical program further, described electrical energy metering module includes the electrical energy metering chip U3 that model is AD71056, resistance R9, R10, R11, electric capacity C13, C14, C15；Wherein VDD, REF, S0, S1 pin of electrical energy metering chip U3 is connected to the VDD power supply that power module provides, and the REF pin of electrical energy metering chip U3 is connected to electric capacity C13 and C14, the AGND pin that the opposite side of electric capacity C13 and C14 is connected to ground connection simultaneously；The CF pin of electrical energy metering chip U3 is connected to the opposite side of R10, R10 and connects resistance R9, simultaneously as the outfan of electrical energy metering module, exports signal to information transfer module；RCLKIN and the S1 pin of electrical energy metering chip U3 is respectively by resistance R11 and electric capacity C15 ground connection.
Optimizing the technical program further, described information transfer module includes the ZigBee chip U4 that model is CC2530, and model is E2PROM chip U6, the button S1 of AT24C32, crystal oscillator Y1, Y2, resistance R13, electric capacity C10, C11, C24, C25, C26；P1_0 and the P0_7 pin of ZigBee chip U4 connects SCL and the SDA pin of E2PROM chip U6 respectively；The RST pin of ZigBee chip U4 connects electric capacity C26, button S1 and resistance R13, and the opposite side of resistance R13 is connected to the 3V3 power supply that power module provides；P2_4/XCSC32K_Q1 and the p2_3/XCSC32K_Q2 pin of ZigBee chip U4 is connected to the both sides of crystal oscillator Y1 and passes through electric capacity C10, C11 ground connection the most respectively, XCSC_Q1 and the XCSC_Q2 pin of ZigBee chip U4 is connected to the both sides of crystal oscillator Y2 the most respectively by electric capacity C24, C25 ground connection.
Compared with prior art, this utility model has the advantage that 1, AD71056 is a high-precision electrical energy metering chip, AD71056 internal current path is through the process of internal phase place circuit for rectifying, with voltage channel phase matched, the high pass filter of chip internal can DC-offset correction, inside have also been devised accurate oscillating circuit simultaneously provides clock source for it, and owing to need not additional crystal or resonator, the cost of whole circuit is all reduced；2, CC2530 is real SOC(system on a chip) (SoC) solution applied for the ZigBee of 2.4-GHz IEEE 802.15.4, it can set up powerful network node with low-down total material cost, CC2530 combines the premium properties of leading RF transceiver, enhancement mode 8051CPU of industrywide standard, In-System Programmable flash memory, 8-KB RAM and other powerful functions many, CC2530 has different operational modes, it is made especially to adapt to the system of super low-power consumption requirement, conversion time between operational mode is short further ensure that low energy expenditure；3, the E2PROM of AT24C32 is to be produced by Mcrochip company of the U.S., the E2PROM of the serial CMOS of the support I2C bus data transportation protocol of 1-512K position, available electrically erasable, the self-timing writing cycle able to programme (includes that the auto-erasing time is less than 10ms, typical time period is 5ms), serial E2PROM typically has two kinds of writing modes, and one is byte writing mode, also has another kind of page writing mode.
Accompanying drawing explanation
Fig. 1 is system architecture diagram；
Fig. 2 is power module schematic diagram；
Fig. 3 is generated energy acquisition module and electrical energy metering module principle figure；
Fig. 4 is information transfer module schematic diagram；
Fig. 5 is display screen schematic diagram.
In figure, 1, generated energy acquisition module；2, electrical energy metering module；3, information transfer module；4, display screen；5, power module.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage of greater clarity, below in conjunction with detailed description of the invention and referring to the drawings, this utility model is further described.It should be understood that these describe the most exemplary, and it is not intended to limit scope of the present utility model.Additionally, in the following description, eliminate the description to known features and technology, to avoid unnecessarily obscuring concept of the present utility model.
Detailed description of the invention one: as Figure 1-5, including generated energy acquisition module 1, electrical energy metering module 2, information transfer module 3, display screen 4, power module 5；Generated energy acquisition module 1 is connected to electrical energy metering module 2, and the opposite side of electrical energy metering module 2 is connected to information transfer module 3, and the opposite side of information transfer module 3 is connected to display screen 4；Power module 5 connects generated energy acquisition module 1, electrical energy metering module 2, information transfer module 3 and display screen 4；Power module 5 includes the power supply chip U1 that model is LM1117-5, and model is the power supply chip U2 of LM1117-3.3, transformator T1, full bridge rectifier D1；The secondary of transformator T1 is connected to the input of full bridge rectifier D1, and the outfan of full bridge rectifier D1 provides the power supply VCC of 15V, is simultaneously connected to the input Vin pin of power supply chip U1；The output Vout pin of power supply chip U1 provides the power vd D of 5V, is simultaneously connected to the input Vin pin of power supply chip U2；The output Vout pin of power supply chip U2 provides 3V3 power supply；Generated energy acquisition module 1 includes resistance R1, R2, R3, R4, R5, R6, R7, R8, electric capacity C1, C2, C3, C4, C5, C6；Wherein ground connection after the zero line of electric capacity C1 and resistance R4 connection alternating current；Resistance R1 is connected in the phase line of alternating current, and the other end is connected to the opposite side of resistance R3, resistance R3 by resistance R2 and connects and have ground connection after electric capacity C2 and resistance R5；Resistance R7 is connected in the phase line of alternating current, and two ends connect resistance R6, R8 respectively, and the opposite side of resistance R6, R8 is respectively by ground connection after connection electric capacity C5, C6；Electrical energy metering module 2 includes the electrical energy metering chip U3 that model is AD71056, resistance R9, R10, R11, electric capacity C13, C14, C15；Wherein VDD, REF, S0, S1 pin of electrical energy metering chip U3 is connected to the VDD power supply that power module 5 provides, and the REF pin of electrical energy metering chip U3 is connected to electric capacity C13 and C14, the AGND pin that the opposite side of electric capacity C13 and C14 is connected to ground connection simultaneously；The CF pin of electrical energy metering chip U3 is connected to the opposite side of R10, R10 and connects resistance R9, simultaneously as the outfan of electrical energy metering module 2, exports signal to information transfer module 3；RCLKIN and the S1 pin of electrical energy metering chip U3 is respectively by resistance R11 and electric capacity C15 ground connection；Information transfer module 3 includes the ZigBee chip U4 that model is CC2530, and model is E2PROM chip U6, the button S1 of AT24C32, crystal oscillator Y1, Y2, resistance R13, electric capacity C10, C11, C24, C25, C26；P1_0 and the P0_7 pin of ZigBee chip U4 connects SCL and the SDA pin of E2PROM chip U6 respectively；The RST pin of ZigBee chip U4 connects electric capacity C26, button S1 and resistance R13, and the opposite side of resistance R13 is connected to the 3V3 power supply that power module 5 provides；P2_4/XCSC32K_Q1 and the p2_3/XCSC32K_Q2 pin of ZigBee chip U4 is connected to the both sides of crystal oscillator Y1 and passes through electric capacity C10, C11 ground connection the most respectively, XCSC_Q1 and the XCSC_Q2 pin of ZigBee chip U4 is connected to the both sides of crystal oscillator Y2 the most respectively by electric capacity C24, C25 ground connection.
Fig. 1 is system architecture diagram, after generated energy acquisition module 1 collects electric flux from electrical network, the data collected are sent into electrical energy metering module 2, after electrical energy metering module 2 calculates, data are sent into information transfer module 3, information transfer module 3 sends a signal to host computer by the wireless communication technology of ZigBee, data show the most in real time simultaneously, and power module 5 is used for powering to generated energy acquisition module 1, electrical energy metering module 2, information transfer module 3 and display screen 4.
Fig. 2 is power module 5 schematic diagram, and power module 5 have employed the power supply chip U1 of LM1117-5, and model is the power supply chip U2 of LM1117-3.3, transformator T1, full bridge rectifier D1；The secondary of transformator T1 is connected to the input of full bridge rectifier D1, and the outfan of full bridge rectifier D1 provides the power supply VCC of 15V, is simultaneously connected to the input Vin pin of power supply chip U1；The output Vout pin of power supply chip U1 provides the power vd D of 5V, is simultaneously connected to the input Vin pin of power supply chip U2；The output Vout pin of power supply chip U2 provides 3V3 power supply.
Fig. 3 is generated energy acquisition module 1 and electrical energy metering module 2 schematic diagram, V2P, V2N pin of electrical energy metering chip U3 is used for the alternate magnitude of voltage of power taking net two, VIP Yu V1N is used for power taking net live wire current value, gained is all the magnitude of voltage proportional to curtage, it is digitized processing to the signal of electric current and voltage sample passage through electrical energy metering chip U3, forms digital signal；Current channel is through phasing afterwards, makes current/voltage phase matched, then digital signal is carried out high-pass filtering, filter DC component；Now, treated voltage and current signal carries out multiplying again, and operation result is exactly the instantaneous power of subscriber's line circuit；The most again instantaneous power is filtered, obtains the average active power of subscriber's line circuit；The frequency signal being directly proportional to active power is i.e. obtained after average active power is converted；F1 and the F2 pin of chip, output is the low frequency pulse being directly proportional to average active power, and the output of CF foot is then the pulse becoming TE ratio with instantaneous active power.
Fig. 4 is information transfer module 3 schematic diagram, when information transfer module 3 is as measurement data transmission, control command receiving portion, need the AT24C32 chip using in figure, to prevent the user data loss stored in CC2530 chip after having a power failure, when system blackout, will trigger the internal interrupt of CC2530 chip, CC2530 chip is by the whole user data write 24C02 stored, after supply of electric power recovers, then from the data of AT24C32 reading and saving.
Fig. 5 is display screen 4 schematic diagram, and in current mini system, display screen 4 is as a requisite part and development trend, and the design employs the LCD display that model is JM12864, by serial line interface control.
This programme, by have employed advanced generated energy acquisition chip as the technical method of generated energy acquisition module 1, has reached precisely to gather the technique effect of electric energy data；Have employed the technical method of ZigBee wireless sensing communication, reached to realize the technique effect that electric flux remotely detects；Have employed the method for final for data access network based on ethernet, reached to be easy to work about electric power personnel and be managed, it is achieved the intelligentized technique effect of electric energy metering system.
It should be appreciated that above-mentioned detailed description of the invention of the present utility model is used only for exemplary illustration or explains principle of the present utility model, and do not constitute restriction of the present utility model.Therefore, any modification, equivalent substitution and improvement etc. done in the case of without departing from spirit and scope of the present utility model, within should be included in protection domain of the present utility model.Additionally, this utility model claims be intended to fall in the equivalents on scope and border or this scope and border whole change and modifications example.
Claims (4)
1. an electric energy metering system based on wireless communication technology, it is characterised in that: include generated energy acquisition module (1), electrical energy metering module (2), information transfer module (3), display screen (4), power module (5)；Generated energy acquisition module (1) is connected to electrical energy metering module (2), the opposite side of electrical energy metering module (2) is connected to information transfer module (3), and the opposite side of information transfer module (3) is connected to display screen (4)；Power module (5) connects generated energy acquisition module (1), electrical energy metering module (2), information transfer module (3) and display screen (4)；Power module (5) includes the power supply chip U1 that model is LM1117-5, and model is the power supply chip U2 of LM1117-3.3, transformator T1, full bridge rectifier D1；The secondary of transformator T1 is connected to the input of full bridge rectifier D1, and the outfan of full bridge rectifier D1 provides the power supply VCC of 15V, is simultaneously connected to the input Vin pin of power supply chip U1；The output Vout pin of power supply chip U1 provides the power vd D of 5V, is simultaneously connected to the input Vin pin of power supply chip U2；The output Vout pin of power supply chip U2 provides 3V3 power supply.
A kind of electric energy metering system based on wireless communication technology the most according to claim 1, it is characterized in that: generated energy acquisition module (1) includes resistance R1, R2, R3, R4, R5, R6, R7, R8, electric capacity C1, C2, C3, C4, C5, C6；Wherein ground connection after the zero line of electric capacity C1 and resistance R4 connection alternating current；Resistance R1 is connected in the phase line of alternating current, and the other end is connected to the opposite side of resistance R3, resistance R3 by resistance R2 and connects and have ground connection after electric capacity C2 and resistance R5；Resistance R7 is connected in the phase line of alternating current, and two ends connect resistance R6, R8 respectively, and the opposite side of resistance R6, R8 is respectively by ground connection after connection electric capacity C5, C6.
A kind of electric energy metering system based on wireless communication technology the most according to claim 1, it is characterized in that: electrical energy metering module (2) includes the electrical energy metering chip U3 that model is AD71056, resistance R9, R10, R11, electric capacity C13, C14, C15；Wherein VDD, REF, S0, S1 pin of electrical energy metering chip U3 is connected to the VDD power supply that power module (5) provides, the REF pin of electrical energy metering chip U3 is connected to electric capacity C13 and C14, the AGND pin that the opposite side of electric capacity C13 and C14 is connected to ground connection simultaneously；The CF pin of electrical energy metering chip U3 is connected to the opposite side of R10, R10 and connects resistance R9, simultaneously as the outfan of electrical energy metering module (2), is exported by signal to information transfer module (3)；RCLKIN and the S1 pin of electrical energy metering chip U3 is respectively by resistance R11 and electric capacity C15 ground connection.
A kind of electric energy metering system based on wireless communication technology the most according to claim 1, it is characterized in that: information transfer module (3) includes the ZigBee chip U4 that model is CC2530, model is the E2PROM chip U6 of AT24C32, button S1, crystal oscillator Y1, Y2, resistance R13, electric capacity C10, C11, C24, C25, C26；P1_0 and the P0_7 pin of ZigBee chip U4 connects SCL and the SDA pin of E2PROM chip U6 respectively；The RST pin of ZigBee chip U4 connects electric capacity C26, button S1 and resistance R13, and the opposite side of resistance R13 is connected to the 3V3 power supply that power module (5) provides；P2_4/XCSC32K_Q1 and the p2_3/XCSC32K_Q2 pin of ZigBee chip U4 is connected to the both sides of crystal oscillator Y1 and passes through electric capacity C10, C11 ground connection the most respectively, XCSC_Q1 and the XCSC_Q2 pin of ZigBee chip U4 is connected to the both sides of crystal oscillator Y2 the most respectively by electric capacity C24, C25 ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620143287.8U CN205581204U (en) | 2016-02-26 | 2016-02-26 | Electricity energy measurement system based on radio communication technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620143287.8U CN205581204U (en) | 2016-02-26 | 2016-02-26 | Electricity energy measurement system based on radio communication technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205581204U true CN205581204U (en) | 2016-09-14 |
Family
ID=56871029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620143287.8U Expired - Fee Related CN205581204U (en) | 2016-02-26 | 2016-02-26 | Electricity energy measurement system based on radio communication technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205581204U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606889A (en) * | 2016-02-26 | 2016-05-25 | 国网山东省电力公司章丘市供电公司 | Electric energy metering system based on wireless communication technology |
| CN108229858A (en) * | 2018-02-07 | 2018-06-29 | 商丘晴赢软件科技有限公司 | Enterprise-specific management system is compiled in a kind of modeling |
-
2016
- 2016-02-26 CN CN201620143287.8U patent/CN205581204U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105606889A (en) * | 2016-02-26 | 2016-05-25 | 国网山东省电力公司章丘市供电公司 | Electric energy metering system based on wireless communication technology |
| CN108229858A (en) * | 2018-02-07 | 2018-06-29 | 商丘晴赢软件科技有限公司 | Enterprise-specific management system is compiled in a kind of modeling |
| CN108229858B (en) * | 2018-02-07 | 2023-07-04 | 商丘晴赢软件科技有限公司 | Special management system for plastic woven enterprises |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102460188B (en) | For the equipment measured in the power consumption of isolating switch point and method | |
| CN104917002B (en) | A kind of intelligent power socket based on Internet of Things | |
| CN205384728U (en) | Intelligence concentrator data acquisition device | |
| CN107105056A (en) | A kind of cloud control electric meter system based on WiFi communication | |
| CN104635042A (en) | Electric energy acquisition module used for intelligent home | |
| CN102316171B (en) | Large-consumer remote centralized meter reading interface device of power meter | |
| CN205091372U (en) | Multiloop independently measures electric energy meter | |
| CN205581204U (en) | Electricity energy measurement system based on radio communication technique | |
| CN104635713B (en) | A kind of electric energy metered system | |
| CN205620502U (en) | Join in marriage net line fault positioner | |
| CN103149431A (en) | Multifunction watt-hour meter | |
| CN107994406A (en) | Intelligent socket and its control method based on Internet of Things | |
| CN204008785U (en) | Measurement loop fault monitoring system | |
| CN203364899U (en) | Passive wireless concentrated data collection gas meter | |
| CN104908464A (en) | Intelligent tag printing device | |
| CN105606889A (en) | Electric energy metering system based on wireless communication technology | |
| CN106707019A (en) | Service robot electric quantity monitoring device | |
| CN203616390U (en) | Remote charge-control three-phase intelligent electricity meter | |
| CN204845165U (en) | Intelligent label printing device | |
| CN103996273A (en) | RFID watt hour meter electric energy information collection system and collection method | |
| CN205722183U (en) | A kind of mobile counting cost by gas meter system | |
| CN101540538B (en) | Instrument capable of being powered by energy receiver | |
| CN102364493B (en) | Novel high-frequency communication protocol monitoring circuit | |
| CN201773278U (en) | Processing box chip | |
| CN202362363U (en) | Wide range single-phase electric energy meter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20190226 |