CN203166628U

CN203166628U - Intelligent electrical network demand side management terminal

Info

Publication number: CN203166628U
Application number: CN2013200567874U
Authority: CN
Inventors: 韦炳宇
Original assignee: BEIJING UNIWILL SCIENCE AND TECHNOLOGY Co Ltd
Current assignee: BEIJING UNIWILL SCIENCE AND TECHNOLOGY Co Ltd
Priority date: 2013-01-31
Filing date: 2013-01-31
Publication date: 2013-08-28
Anticipated expiration: 2023-01-31

Abstract

The utility model discloses an intelligent electrical network demand side management terminal, and belongs to the field of intelligent electrical network management. The utility model comprises a CPU module, a supply cutoff module and an acquisition module. An AC /DC conversion module, the supply cutoff module, the acquisition module, an ethernet module, a storage module and an indicating lamp module are respectively connected to the CPU module; and outlets of the supply cutoff module and the acquisition module are respectively connected with an ammeter on a bus. The apparatus provides a plurality of data transmission modes, and realizes on-line statistics to accurately transmit power consumption data to a power supply company, so as to convert a single-function ammeter to a multifunctional ammeter and realize functions of long-distance cutoff and supply.

Description

The intelligent grid that a kind of many nets merge is side management terminal needed

Technical field

The utility model belongs to the intelligent power field, and the intelligent grid that relates in particular to a kind of many net fusions is side management terminal needed.

Background technology

The transmission medium of ammeter data collection is the mode that RS485, power carrier, wireless transmission or wireless module add RS485 combination in the prior art, and existing needs laying-out or transmission data packet loss to occur, leak and phenomenon such as copy.Electric company can only adopt artificial method to on-the-spot outage to the electricity consumption user who does not pay dues, or the electricity consumption user adopts the multi-functional control electric energy meter of great number.When the every adjustment electricity price of electric company was settled accounts the electricity consumption amount of money, needing programming separately to allow the main website of system carry out new program could carry out statistics according to new electricity price.The electric quantity data transmission can only rely on the GPRS transmission of traditional power optical fiber or paying, the transfer of data instability, and the electricity consumption user can't the own electricity consumption situation of own statistical analysis regulate the power consumption equipment behaviour in service.

Being in the patent of " 94212680.7 " in the patent No., the intelligent kilowatt-hour meter of a kind of multi-user's centralized measure, automatic data logging is provided, is that current sensor, voltage sensor, detection Displaying Meter, meter-copy device are contained in the totally-closed and energy-saving table case; Weak point is the ammeter that needs to change original function singleness, and changes the waste that original ammeter can cause resource.

Be in the patent of " CN 201018284Y " in the patent No., provide a kind of economic functions type comprehensive quinone electric installation, have functions such as low-voltage distribution, remote meter reading, load monitoring, but this device applies in the power distribution station, can not gather in real time terminal use's power information.

The utility model content

The utility model is in order to solve the deficiency of above-mentioned technology, the intelligent grid that proposes a kind of many net fusions is side management terminal needed, many nets is merged, and do not need repeated construction, ammeter with function singleness becomes multifunction electric meter simultaneously, realizes automatic data logging, this technical problem of far stopping and sending.

For achieving the above object, the intelligent grid that the utility model provides a kind of many nets to merge is side management terminal needed, and this terminal comprises CPU module, AC/DC modular converter, stops sending module, acquisition module, ethernet module, memory module, power supply module and indicating lamp module; It is characterized in that: the AC/DC modular converter, stop sending module, acquisition module, ethernet module, memory module, indicating lamp module to be connected with the CPU module respectively, the delivery outlet that stops sending the delivery outlet of module and acquisition module is connected with ammeter on the bus respectively, and power supply module is connected power supply with each module.

Further,

Describedly stop sending module to be made up of No. 16 relays, operating voltage is 9 volts, and maximum current is 60 amperes, and every road relay uses the control of 2 road level.

Further,

Described acquisition module adopts the RS485 bus to be connected with each ammeter.

Further,

Acquisition module adopts the ARM cpu chip, and plug-in Flash, SDRAM memory provide LED, Ethernet, serial ports 485 buses to connect ammeter, real-time clock RTC on the interface.

Further,

This terminal is carried out data statistics according to the division of different periods, electric company is with long-range this terminal that sends to of the time that configures, this terminal just can send instruction for the CPU module by ethernet module, the CPU module is gathered through acquisition module, and the time period that arranges according to electric company passes back to electric company with the data statistics result.

Further,

This terminal support network look facility, the electricity consumption user checks online statistics and the analytical statement of this terminal voluntarily by service centre's module, reasonably arranges the use of power consumption equipment.

Further,

This terminal can be according to the electricity price information command of electric company's issue, voluntarily the change data statistics mode along with the variation of electricity price, can also go back to electric company because of the transmission that electricity price changes the data in real time that changes, make electric company can understand this user's electricity cost timely.

Further,

When the CPU module was moved, the indicator light in the indicating lamp module will be bright, demonstrates the CPU module in work.

Further,

Accept its control on the side management terminal needed user of the being connected to CATV of this intelligent grid, 3G, the GPRS.

Further,

This intelligent grid is side management terminal needed to be connected on the user CATV by existing C able Modem.

The beneficial effects of the utility model:

1, this terminal is integrated many nets such as power network, telecommunications network, Ethernet and is merged, and the several data transmission means is provided, avoided to seeking the transfer of data carrier, and repeated construction, overlapping investment.

2, this terminal can be carried out the real-time online statistics to electricity consumption user's electricity consumption data, and real-time analysis, passes the electricity consumption data back electric company accurately, and can the data statistics of carrying out automatically at times analyze scheduling for electric company; This terminal receives the power supply information command of electric company simultaneously, changes electricity price automatically according to the adjustment of electricity price and copies pattern.

3, this terminal becomes multifunction electric meter based on the ammeter function singleness under the situation of traditional 485 ammeters, realizes functions such as far stopping and sending, possesses that wiring is simple, maintenance cost is low, the high advantage of transmission real-time performance.

4. aspect the management of power use, adopt the automatic data logging technology, not only saved human resources, the more important thing is and improved the accuracy of checking meter, reduce bill and make mistakes, management of power supply and power utilization department promptly and accurately obtains data message.

Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to restriction of the present utility model.

Description of drawings

Fig. 1 is the side management terminal needed schematic diagram of intelligent grid that many nets of the present utility model merge;

Fig. 2 is the side management terminal needed data acquisition flow figure of intelligent grid that many nets of the present utility model merge;

Fig. 3 is the side management terminal needed far stopping and sending flow chart of intelligent grid that many nets of the present utility model merge.

Embodiment

The utility model has been realized system index:

1. set up based on the cable TV network transfer of data efficient real-time data acquisition platform.

In any case copy reading electric weight accuracy rate more than or equal to 99.9%.

3. the operating ambient temperature of normal operation :-25 ℃-+55.C。

4. system network speed: IOOMbps; The channel rate of computer long distance communication: 64Mbps-2Mbps.

5. the data retrieval response time was less than 3 seconds; Picture called the response time less than 3 seconds.

6. be installed in the external environment condition owing to each parts capital equipment of system, so should possess the anti-artificial and corollary failure ability of suitable ability and shock resistance and the anti-pollution flashover ability of suitable ability.

7. in any 1 minute, take the average load rate of server CPU smaller or equal to 35%; Take the average load rate of work station CPU smaller or equal to 40%; Take the average load rate of main website local area network (LAN) smaller or equal to 20%.

This terminal has customer information setting, real-time data acquisition, day data of checking meter are uploaded, and collection is copied functions such as geographical information management;

1. customer information setting: as residential quarter, place, address, contact method, electric energy meter numbering etc.;

2. real-time data acquisition: electric company sends acquisition instructions to terminal, and terminal is assigned acquisition instructions by the CPU module to acquisition module;

3. day data of checking meter are uploaded: terminal reads day electric energy meter reading and be uploaded to electric company of checking meter that freezes from acquisition module automatically;

4. collection is copied geographical information management: terminal is background with the electronics topographic map, constructs collection thereon and plagiarizes the distributed areas, family, and can represent specifically to have disposed the concrete distribution situation of far destroying the residential quarter.

Need to prove: the intelligent grid that many nets of the present utility model merge is side management terminal needed adaptablely to expand to wireless network users such as 3G, GPRS from user CATV.Be that example describes at this with user CATV.

As shown in Figure 1, the intelligent grid that a kind of many nets merge is side management terminal needed, comprises CPU module 1, AC/DC modular converter 2, stops sending module 3, acquisition module 4, ethernet module 5, memory module 6, power supply module 7 and indicating lamp module 8; Wherein AC/DC modular converter 2, stop sending module 3, acquisition module 4, ethernet module 5, memory module 6, indicating lamp module 8 to be connected with CPU module 1 respectively, stop sending the delivery outlet of the defeated piece 4 of the delivery outlet of module 3 and acquisition module 4 to be connected with ammeter on the bus, power supply module 7 certainly is connected power supply with each mould;

Wherein ethernet module 5 carries out the high-speed data access by existing C able Modem and cable TV network, convert up digital signal to analog radio-frequency signal, Cable Modem is converted into digital signal when receiving downstream signal, digital signal is transferred to CPU module 1 by ethernet module 5 handle; Electric company transfers to Cable Modem when sending meter reading instruction, be converted into digital signal by Cable Modem and be sent to ethernet module 5, after CPU module 1 receives instruction by ethernet module 5, control acquisition module 4 sends acquisition instructions by bus to ammeter, ammeter is received acquisition instructions, read the reading in the table, return data is to CPU module 1;

CPU module 1 is transferred to electric company by Cable Modem after getting the ammeter reading; When electric company stops sending instruction by the network transmission, transfer of data is to Cable Modem, by Cable Modem it is converted to digital signal and is sent to ethernet module 5, CPU module 1 is by after too net module 5 receives instruction, and control stops sending 3 pairs of bus circuits of module trip operation of closing a floodgate.

Describedly stop sending module (3) to be made up of No. 16 relays, operating voltage is 9 volts, and maximum current is 60 amperes, and every road relay uses the control of 2 road level.As shown in Figure 2, this terminal is connected on 485 ports of ammeter by 485 serial ports, can be to the data acquisition of many (maximum 16) electric energy meters by this port, can adopt two kinds of transmission meanss with the transfer of data that collects to electric company, first kind sends to ethernet module 5 with data, directly gives electric company with the electricity consumption transfer of data that collects by network interface.Second kind of acquisition module 4 is transferred to ethernet module 5 with the information that collects, and is transferred to existing C able Modem again by ethernet module 5, is transferred to electric company through Cable Modem.User or electric company can any one mode of actual selection carry out transfer of data according to actual conditions.

As shown in Figure 3, electric company carries out electricity consumption user's power supply according to electricity consumption user's the situation of paying the fees and stops sending electricity work, traditional power delivery mode that stops needs manually to carry out manual operation in user's ammeter box, this terminal by ethernet module 5 receive electric company stop send electricity instruction after, with command information real-time be transferred to CPU module 1(single-chip microcomputer, the control maincenter), CPU module l sends to the coil contact of the corresponding relay that stops sending in the module through AC/DC conversion with control signal, by the break-make of control relay control relative users stop give.

Acquisition module adopts the ARM cpu chip, plug-in Flash, SDRAM memory, provide LED, Ethernet(to comprise and Cable Modem communication network port and debugging serial interface on the interface), serial ports 485 buses (being connected ammeter), RTC(real-time clock) etc., this terminal utilizes 485 buses to gather ammeter data by acquisition module, can be to the data acquisition of many (maximum 16) electric energy meters by this port.

When the CPU module was moved, the indicator light in the indicating lamp module will be bright, demonstrates the CPU module in work.When the users of the side management terminal needed application of intelligent grid of merging when many nets of the present utility model are wireless network user such as 3G, GPRS, certainly can be directly carry out work by the side management terminal needed ethernet module of this intelligent grid is directly coupled, do not discuss in burden at this.

Realization of the present utility model has following function:

1) demand side analytic statistics

A. intellectual analysis

This terminal can online real-time statistic analysis data, electric company can be real-time the ethernet module 5 of passing through send instruction for CPU module 1, CPU module 1 is through the real-time collection of acquisition module 4, with data in CPU module 1 according to the statistical of setting in advance, add up, transmitting go back to electric company through ethernet module 5 then.

B. real-time online is added up

This terminal can be all the time the data of carrying out online statistics electric energy meter, and can real-time transmission go back to electric company; After the instruction of the real-time collection that receives electric company, the ethernet module 5 that passes through that this terminal is real-time sends instruction for CPU module 1, and CPU module 1 is gathered in real time through acquisition module 4;

C. add up at times

This terminal can be carried out data statistics according to the division of different periods, such as electric company set morning every day, noon and afternoon three phases to carry out statistical analysis to user's electricity consumption situation, long-range this terminal that sends to of the time that electric company can be configured, this terminal just can send instruction for CPU module 1 by ethernet module 5, CPU module 1 is gathered through acquisition module 4, and the time period that arranges according to electric company passes back to electric company with the data statistics result.Specifically can divide according to period day, month period, support Zhou Xiuri, period festivals or holidays;

D. guide user's rational utilization of electricity

This terminal support network look facility, the electricity consumption user can check online statistics and the analytical statement of this terminal voluntarily by service centre's module, reasonably arranges the use of power consumption equipment.

2) two-way interaction

A. adjust the data statistics mode according to electricity price

This terminal can be according to the electricity price information command of electric company issue, along with the variation of electricity price, and change data statistics mode voluntarily.

B. with the electric company that sends to of the data in real time of copying

This terminal can be gone back to electric company because of the transmission that electricity price changes the data in real time that changes, and makes electric company can understand this user's electricity cost timely.

3) multi-functional operation

485 electric energy meters that electricity consumption user or electric company do not need to change original function singleness just can be realized multi-functional operation, have a power failure, send electricity, decompression, defluidization, qualified, the full decompression current detecting of voltage and writing function etc. as realizing Long-distance Control.

Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.

Claims

1. the intelligent grid that net merges more than a kind is side management terminal needed, comprises

CPU module, AC/DC modular converter, stop sending module, acquisition module, ethernet module, memory module, power supply module and indicating lamp module; It is characterized in that: the AC/DC modular converter, stop sending module, acquisition module, ethernet module, memory module, indicating lamp module to be connected with the CPU module respectively, the delivery outlet that stops sending the delivery outlet of module and acquisition module is connected with ammeter on the bus respectively, and power supply module is connected power supply with each module.

2. the intelligent grid of many net fusions according to claim 1 is side management terminal needed, it is characterized in that:

3. the intelligent grid of many net fusions according to claim 1 is side management terminal needed, it is characterized in that:

4. the intelligent grid of many net fusions according to claim 1 is side management terminal needed, it is characterized in that:

5. the intelligent grid of many net fusions according to claim 1 is side management terminal needed, it is characterized in that:

6. the intelligent grid of many net fusions according to claim 1 is side management terminal needed, it is characterized in that:

7. the intelligent grid of many net fusions according to claim 1 is side management terminal needed, it is characterized in that:

8. the intelligent grid of many net fusions according to claim 1 is side management terminal needed, it is characterized in that:

9. the intelligent grid of many net fusions according to claim 1 is side management terminal needed, it is characterized in that:

10. the intelligent grid of many net fusions according to claim 9 is side management terminal needed, it is characterized in that: