CN201440214U - Power grid running monitoring system based on GPRS - Google Patents
Power grid running monitoring system based on GPRS Download PDFInfo
- Publication number
- CN201440214U CN201440214U CN2009201672072U CN200920167207U CN201440214U CN 201440214 U CN201440214 U CN 201440214U CN 2009201672072 U CN2009201672072 U CN 2009201672072U CN 200920167207 U CN200920167207 U CN 200920167207U CN 201440214 U CN201440214 U CN 201440214U
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- gprs
- control unit
- unit
- central control
- transmission terminal
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- 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.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
Abstract
The utility model provides a power grid running monitoring system based on GPRS, which comprises an electric meter, a monitoring device, a GPRS data transmission terminal and a remote server. The electric meter runs in a power grid, and the monitoring device is embedded with a SIM card. After receiving the meter reading request from the remote server by the GPRS data transmission terminal, the monitoring device reads and organizes data of the electric meter in the power grid, and then transmits the data to the remote server by the GPRS data transmission terminal. The power grid running monitoring system based on GPRS can provide data and event records with good real-time performance and high stability for power utilization management.
Description
Technical field
The utility model relates to the monitoring field, relates in particular to a kind of grid operating monitoring system based on GPRS.
Background technology
It is big that the electrical network facilities that power transmission and distribution enterprise is responsible for safeguarding has coverage, and transformer station's quantity is many, characteristics such as various special-purpose power supply facilitiess distribution dispersions; The normal operation of grid equipment is the key factor that guarantees Electrical Safety, but because the destruction of factors such as artificial or nature, and improper incidents such as stolen, the damage of regular power supply facilities badly influence the stable operation of electrical network; The region is wide because electrical network has, equipment disperses, and when equipment failure occurring, is difficult to accurately determine concrete installations and facilities, for the equipment repairing brings difficulty.
The utility model content
It is a kind of by the GPRS radio packet network that the purpose of this utility model is to provide, for the management of power use provides good, the stable high data of real-time and the grid operating monitoring system based on GPRS of logout.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of grid operating monitoring system based on GPRS, comprise the ammeter that operates in the electrical network, embedding has supervising device, GPRS data transmission terminal, the remote server of SIM card, and described supervising device receives the ammeter data that reads after the meter reading request from described remote server in the electrical network by described GPRS data transmission terminal and it is put in order then and by the GPRS data transmission terminal data is sent to described remote server.
Further, described supervising device comprises: central control unit, GPRS interface unit, SIM card interface unit, RS-232 communication unit, RS-485 communication unit, outside relay control unit, switching value input block, waver unit, power supply power supply unit
Described GPRS interface unit is connected with described central control unit in device, and device is outer to be connected with described GPRS data transmission terminal;
Described SIM card interface unit connects by described GPRS interface unit.
Described RS-232 communication unit links to each other with central control unit, is used to download and monitor the data that GPRS transmits.
Described RS-485 communication unit is connected with central control unit in device, and device is outer to be connected with ammeter.
Described outside relay control unit is connected with central control unit, controls the power supply and the outage of outside relay.
Described switching value input block links to each other with central control unit.
Described waver unit is connected with central control unit, is used to select the duty of described central control unit.
Described power supply power supply unit is used to the extraneous GPRS data transmission terminal of central control unit to link to each other with this device by the GPRS interface unit.
Further, described supervising device also comprises an other RS-232 interface circuit, and described its input pin of RS-232 interface circuit links to each other with extraneous ammeter, and output pin links to each other with central control unit.
The beneficial effects of the utility model:
Utilize the utility model to upload to every data in real time such as voltage, electric current and power in the current ammeter, can also be by long-range and data in real time analytic function effectively being analyzed data and is judged, and abnormal occurrence and warning are reported and handle in the very first time.So not only can be in time abnormal occurrencies such as current electric energy meter and network system superpressure, decompression, under-voltage and overcurrent be reported to the police, thus can also be by in time finding to revise illegal acts such as electric energy meter parameter and stealing with system preset parameters contrast.Not only improve the efficient that managerial personnel carry out remote monitoring and scheduling, provide monitoring means timely and effectively for the current network system work of opposing electricity-stealing more.
Description of drawings
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is supervising device one an embodiment schematic diagram of the present utility model.
Embodiment
Referring to accompanying drawing 1, the utility model comprises, operates in the ammeter in the electrical network, intelligent monitoring terminal, GPRS data transmission terminal, the remote server that embedding has SIM card.Described supervising device receives the ammeter data that reads after the meter reading request from described remote server in the electrical network by described GPRS data transmission terminal and it is put in order then and by the GPRS data transmission terminal data is sent to described remote server.
Described supervising device comprises: central control unit, GPRS interface unit, SIM card interface unit, RS-232 communication unit, RS-485 communication unit, outside relay control unit, switching value input block, waver unit, power supply power supply unit.
Described switching value input block makes central control module make control corresponding for central control unit one low level look-at-me, described switching value input block has 3 way switch amounts, wherein 1 way switch amount is used for on-the-spot affirmation, and two-way is controlled outside relay in addition.
During work, waver unit in the supervising device described in the utility model makes it switch to GPRS data communication state for central control unit one signal, the described RS-232 communication unit in back that powers on is operated under the GPRS data communication pattern, described central control unit links to each other with extraneous GPRS data transmission terminal by the GPRS interface unit, thereby and receive the meter reading request by the SIM card that is connected with the SIM card interface unit and realize being connected of supervising device and GPRS network, after the successful connection, wait for the meter reading request of remote server.When central control module is received the meter reading request that remote server sends by the GPRS data transmission terminal after, central control module is by the RS-485 interface unit, carry out the ammeter data manipulation, reading of data success back is to its arrangement of packing, and the reduced data of will packing then sends remote server to by GPRS network.The utility model has relay output control, can send instruction by server and realize that the long-range combined floodgate of opening a sluice gate waits control.In case power-off condition occurs, system will start boosting battery automatically and keep the equipment operate as normal, and transmit power failure information and power failure alarming short message to remote server, do not allow it work on if remote server is assigned instruction, system will be in the instruction of dormant state waiting for server automatically.
Referring to accompanying drawing 2, U10 and peripheral circuit thereof are formed the central control unit of described supervising device.
S2, R8 form the waver unit of described supervising device, and the pin of R38 links to each other with the 44th pin of U10, to be responsible for the switching monitoring device to GPRS data communication state.
JP1 and peripheral circuit thereof are formed the SIM card interface unit of described supervising device.
U4 and peripheral circuit thereof are formed the GPRS interface unit of described supervising device, and the 25th, 26,27,28 pins of U4 link to each other with RST, DATA, CLK, the VCC pin of JP1 respectively, to realize the information interchange of described supervising device and extraneous server.The pin of the R22 that is connected with U4 the 18th pin, the 19th pin of U4 link to each other with the 30th pin, the 31st pin of U10 respectively, and the information of finishing described central control unit and extraneous GPRS network reads and writes.
U1, S1 and peripheral circuit thereof constitute the RS-232 communication unit, link to each other with U10, are used to download and monitor the data that GPRS transmits.
U3 and peripheral circuit thereof are formed the RS-485 communication unit, and the 1st, 4 pins of U3 link to each other with the 13rd, 12 pins of U10.
Optocoupler P4, P5, P6 and peripheral circuit thereof are formed the switching value input block, wherein the pin of the pin of the pin of R35, R36, R37 is as the switching value input pin of described switching value input block, and 3 pins of being drawn by P4, P5, P6 link to each other with the relevant pin of U10 as the output pin of switching value.Wherein the switching value that is obtained by P4 is used for on-the-spot affirmation, and the switching value that is obtained by P5, P6 is used to control outside relay.
External switch is connected on 2 pin of optocoupler, and optocoupler 1 pin is connected on through a resistance on the output pin of insulating power supply, and 3 pin ground connection, 4 pin of optocoupler are connected on U10 and go up simultaneously and connecting resistance and diode series circuit.When the external switch amount was connected, corresponding optocoupler 2 pin were set to low level, the optocoupler conducting, and the respective pins that its 4 pin is put low U10 is put low, and the lampet that connects of pin is lighted therewith simultaneously.
Described outside relay control unit is specifically composed as follows
The relevant pin of U10 is connected with the 2nd pin of optocoupler P2, P3; lampet LED5, LED6 respectively with after resistance R 25, R16 connect again respectively and connecting resistance R33, R34; the parallel circuit that obtains is connected with the 1st pin of optocoupler P2, P3 respectively; the 34th pin of light idol P2, P3 is external ± 24v power supply respectively; and the coil of external relay; diode VD4, VD5 are used for insulation blocking, and triode VT1, VT2 are used for the outage of pilot relay coil power supply as electronic switch.
Claims (3)
1. grid operating monitoring system based on GPRS, comprise the ammeter that operates in the electrical network, it is characterized in that: also comprise: embed supervising device, GPRS data transmission terminal, remote server that SIM card is arranged, described supervising device receives the ammeter data that reads after the meter reading request from described remote server in the electrical network by described GPRS data transmission terminal and it is put in order then and by the GPRS data transmission terminal data is sent to described remote server.
2. described grid operating monitoring system according to claim 1 based on GPRS, it is characterized in that: described supervising device comprises: central control unit, GPRS interface unit, SIM card interface unit, RS-232 communication unit, RS-485 communication unit, outside relay control unit, switching value input block, waver unit, power supply power supply unit
Described GPRS interface unit is connected with described central control unit in device, and device is outer to be connected with described GPRS data transmission terminal;
Described SIM card interface unit connects by described GPRS interface unit;
Described RS-232 communication unit links to each other with central control unit, is used to download and monitor the data that GPRS transmits;
Described RS-485 communication unit is connected with central control unit in device, and device is outer to be connected with ammeter;
Described outside relay control unit is connected with central control unit, controls the power supply and the outage of outside relay;
Described switching value input block links to each other with central control unit;
Described waver unit is connected with central control unit, is used to select the duty of described central control unit;
Described power supply power supply unit is used to the extraneous GPRS data transmission terminal of central control unit to link to each other with this device by the GPRS interface unit.
3. the grid operating monitoring system based on GPRS according to claim 1, it is characterized in that: described supervising device also comprises an other RS-232 interface circuit, described its input pin of RS-232 interface circuit links to each other with extraneous ammeter, and output pin links to each other with central control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201672072U CN201440214U (en) | 2009-07-31 | 2009-07-31 | Power grid running monitoring system based on GPRS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201672072U CN201440214U (en) | 2009-07-31 | 2009-07-31 | Power grid running monitoring system based on GPRS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201440214U true CN201440214U (en) | 2010-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201672072U Expired - Fee Related CN201440214U (en) | 2009-07-31 | 2009-07-31 | Power grid running monitoring system based on GPRS |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201440214U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103954815A (en) * | 2014-04-30 | 2014-07-30 | 国网上海市电力公司 | Electricity larceny prevention check main machine |
| CN103954816A (en) * | 2014-04-30 | 2014-07-30 | 国网上海市电力公司 | Inelegant remote anti-electricity-stealing inspection method |
| CN105140886A (en) * | 2014-06-09 | 2015-12-09 | Ls产电株式会社 | Protective relaying system and method for gathering data using thereof |
-
2009
- 2009-07-31 CN CN2009201672072U patent/CN201440214U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103954815A (en) * | 2014-04-30 | 2014-07-30 | 国网上海市电力公司 | Electricity larceny prevention check main machine |
| CN103954816A (en) * | 2014-04-30 | 2014-07-30 | 国网上海市电力公司 | Inelegant remote anti-electricity-stealing inspection method |
| CN105140886A (en) * | 2014-06-09 | 2015-12-09 | Ls产电株式会社 | Protective relaying system and method for gathering data using thereof |
| US10101366B2 (en) | 2014-06-09 | 2018-10-16 | Lsis Co., Ltd. | Protective relaying system and method for gathering data using thereof |
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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 |
Granted publication date: 20100421 Termination date: 20170731 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |