CN204189013U - Platform based on GPRS network becomes long distance control system - Google Patents
Platform based on GPRS network becomes long distance control system Download PDFInfo
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- CN204189013U CN204189013U CN201420677935.9U CN201420677935U CN204189013U CN 204189013 U CN204189013 U CN 204189013U CN 201420677935 U CN201420677935 U CN 201420677935U CN 204189013 U CN204189013 U CN 204189013U
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- control system
- long distance
- distance control
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- gprs
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model discloses a kind of platform based on GPRS network and become long distance control system, comprise field layer and administration and supervision authorities, described field layer comprises at least one platform and becomes monitoring terminal (10), described administration and supervision authorities comprise GPRS modulator-demodular unit and monitoring host computer (20), the operational factor of described change monitoring terminal (10) Real-Time Monitoring substation transformer, and operational factor is sent to GPRS modulator-demodular unit by GPRS network, the service data of each substation transformer is transported to monitoring host computer (20) by described GPRS modulator-demodular unit carries out storing and showing.Native system monitors the running status of each substation transformer by monitoring host computer, can realize substation transformer and safely and steadily run.
Description
Technical field
The utility model relates to a kind of long distance control system, particularly relates to a kind of platform based on GPRS network and becomes long distance control system.
Background technology
Substation transformer is power equipment electric energy directly being distributed to low-voltage customer, and its service data is the important component part of whole power distribution network basic data.In the power distribution network of reality, substation transformer One's name is legion, dispersed large, and substation transformer is as electrical network end-equipment, can its operation conditions be directly connected to user and reliably use electric energy, therefore carries out Real-time Collection to its service data and monitor very necessary.Current domestic distribution operation monitoring management relatively lags behind, and ladder of management is more extensive, and efficiency is not high, and Distribution Network Failure treatment effeciency is low, and causing trouble power off time is longer waits various problems.
Utility model content
The utility model object is to provide a kind of platform based on GPRS network and becomes long distance control system, can realize substation transformer and safely and steadily run.
The utility model technical solution problem adopts following technical scheme: a kind of platform based on GPRS network becomes long distance control system, comprise field layer and administration and supervision authorities, described field layer comprises at least one platform and becomes monitoring terminal, and described administration and supervision authorities comprise GPRS modulator-demodular unit and monitoring host computer
The operational factor of described change monitoring terminal Real-Time Monitoring substation transformer, and operational factor is sent to GPRS modulator-demodular unit by GPRS network, the service data of each substation transformer is transported to monitoring host computer by described GPRS modulator-demodular unit carries out storing and showing.
Optionally, described becomes monitoring terminal and comprises data collector, A/D change-over circuit, microprocessor, phase difference detecting circuit, RAM, watchdog reset circuit and GPRS module, microprocessor is transferred to after the substation transformer transportation data conversion that data collector collects by A/D change-over circuit, microprocessor is connected with phase difference detecting circuit, RAM and watchdog reset circuit, and described GPRS module is connected with microprocessor by level shifter interface.
Optionally, described A/D change-over circuit is MAX197A/D converter.
Optionally, described microprocessor is 8962 microprocessors.
Optionally, described RAM is 62256 chips.
Optionally, described level shifter interface is RS232 level shifter interface.
Optionally, described microprocessor is also connected with DS12887 chip.
Optionally, described microprocessor is also connected with light-emitting diode display.
Optionally, described data collector is current transformer and voltage transformer (VT), and A/D change-over circuit is connected with current transformer and voltage transformer (VT) by current rectifying and wave filtering circuit.
Optionally, described current transformer comprises A phase current mutual inductor, B phase current mutual inductor and C phase current mutual inductor, and described voltage transformer (VT) comprises A phase voltage mutual inductor, B phase voltage mutual inductor and C phase voltage mutual inductor.
The utility model has following beneficial effect: native system is by arranging field layer and administration and supervision authorities, field layer is arranged on every station power distribution transformer, the operational factor of monitoring substation transformer, and the data collected being sent to the monitoring host computer of administration and supervision authorities by GPRS network, each substation transformer service data carries out storing and showing by monitoring host computer.Native system monitors the running status of each substation transformer by monitoring host computer, can realize substation transformer and safely and steadily run.Native system realizes the remote collection of data by the GPRS network of mobile communication company, can save equipment investment cost and maintenance cost, and dilatation is convenient, and cost of use is lower.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model based on the platform change long distance control system of GPRS network;
Fig. 2 is the schematic diagram of the utility model based on the platform change monitoring terminal of the platform change long distance control system of GPRS network;
In figure, mark is illustrated as: 10-platform becomes monitoring terminal; 11-A/D change-over circuit; 12-microprocessor; 13-phase difference detecting circuit; 14-GPRS module; 15-watchdog reset circuit; 16-level shifter interface; 17-current rectifying and wave filtering circuit; 18-current transformer; 19-voltage transformer (VT); 20-monitoring host computer.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is further elaborated.
Embodiment 1
Present embodiments provide a kind of platform based on GPRS network and become long distance control system, comprise field layer and administration and supervision authorities.As shown in Figure 1, field layer comprises at least one platform and becomes monitoring terminal 10, and the quantity that platform becomes monitoring terminal 10 is determined according to the quantity of substation transformer, and every station power distribution transformer is all provided with a platform and becomes monitoring terminal.Administration and supervision authorities comprise GPRS modulator-demodular unit and monitoring host computer 20.Platform becomes the operational factor of monitoring terminal 10 Real-Time Monitoring substation transformer, and operational factor is sent to GPRS modulator-demodular unit by GPRS network, the service data of each substation transformer is transported to monitoring host computer 20 by GPRS modulator-demodular unit carries out storing, showing and off-limit alarm.
As shown in Figure 2, platform change monitoring terminal 10 comprises data collector, A/D change-over circuit 11, microprocessor 12, phase difference detecting circuit 13, GPRS module 14, RAM and watchdog reset circuit 15.Microprocessor 12 is transferred to after the substation transformer transportation data conversion that data collector collects by A/D change-over circuit 11, microprocessor 12 is connected with phase difference detecting circuit 13, RAM and watchdog reset circuit 15, and GPRS module 14 is connected with microprocessor 12 by level shifter interface 16.Microprocessor is also connected with DS12887 chip and light-emitting diode display.A/D change-over circuit adopts MAX197A/D converter, microprocessor adopts 8962 microprocessors, RAM is 62256 chips, and level shifter interface adopts RS232 level shifter interface, and 8962 output levels are converted to the level that GPRS module 14 receives by RS232 level shifter interface.Data collector is that current transformer 18 and voltage transformer (VT) 19, A/D change-over circuit 11 are connected with current transformer 18 and voltage transformer (VT) 19 by current rectifying and wave filtering circuit 17.Current rectifying and wave filtering circuit 17 is precision rectifying, low-pass filter circuit.Current transformer 18 comprises A phase current mutual inductor, B phase current mutual inductor and C phase current mutual inductor, and voltage transformer (VT) 19 comprises A phase voltage mutual inductor, B phase voltage mutual inductor and C phase voltage mutual inductor.Current transformer and voltage transformer (VT) are for monitoring three electric currents and three voltages of substation transformer.
Native system adopts wide region to power, and the power supply input range of system is 85V ~ 265V.Native system have employed the LM3S8962 microprocessor of Luminary, and external interface provides the measurement of four phase currents and three-phase voltage, and the collection of 6 road 220V non electrical quantities, can gather light gas, heavy watt, the signal such as oil temperature, switch and disconnecting link state.And native system possesses the function of overcurrent protection, undercurrent protection.Adopt light-emitting diode display can the status signal of real-time displaying device.
Monitoring host computer is by Fast Ethernet, and with Windows 2003 Server for operating platform, the reserved interface with dispatching, by the communication protocol connecting system of traffic department.Field layer sends to private ip address by mobile GPRS wireless network relevant data, LOOKST management software carries out analyzing and processing to data, generating report forms and intuitively data reoffer to user, and native system also can adopt conventional software to carry out analyzing and processing to data.Administration and supervision authorities can gather the data that each becomes monitoring terminal, process and manage, and can realize the detection of each watch-dog ruuning situation, storage of history data P, picture display, report printing function, provide whole supervision, operation interface.
Administration and supervision authorities adopt proprietary IP special line, have special reference address, entity and individual directly by online mobile phone and PC just can access this address.In order to the security of accessing, access username and password are set.In order to the security of network system, be configured with special hardware net fire wall and special antivirus software fire wall.
Native system has the following advantages:
(1) reliable and stable: employing be ARM chip LM3S8962 module composition data acquisition and data transmission system, devise house dog and supply voltage prosecution circuit, make system works reliable and stable.Dynamic IP addressing manages, automatic identification terminal equipment, ensures connection and the security of VPN (virtual private network).
(2) high-speed transfer: the transmission speed of GPRS network will reach 150Kbps the soonest, can provide the stable data transmission of 20 ~ 40Kbps at present.
(3) real-time Data Transmission: when RS232 interface is to distributing transformer monitoring data or when receiving the change of distributing transformer monitoring switching value, by GPRS, data are sent to monitoring host computer, or connect serial data or the output switch parameter of monitoring host computer transmission, realize the control to distribution transformer monitoring terminal equipment.
(4) economical and practical: monitoring host computer and GPRS module adopt timing online, and broken string redials connection; Collect the charges according to the quantity receiving and send packet, when not having data traffic to transmit, be free of charge use, makes system run all right reliable, economical and practical.
In the utility model, institute's weighting platform becomes certain transformer referred in dress, operation.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. the platform based on GPRS network becomes long distance control system, it is characterized in that, comprise field layer and administration and supervision authorities, described field layer comprises at least one platform and becomes monitoring terminal (10), described administration and supervision authorities comprise GPRS modulator-demodular unit and monitoring host computer (20)
The operational factor of described change monitoring terminal (10) Real-Time Monitoring substation transformer, and operational factor is sent to GPRS modulator-demodular unit by GPRS network, the service data of each substation transformer is transported to monitoring host computer (20) by described GPRS modulator-demodular unit carries out storing and showing.
2. the platform based on GPRS network according to claim 1 becomes long distance control system, it is characterized in that, described becomes monitoring terminal (10) and comprises data collector, A/D change-over circuit (11), microprocessor (12), phase difference detecting circuit (13), RAM, watchdog reset circuit and GPRS module (14), microprocessor (12) is transferred to after the substation transformer transportation data conversion that data collector collects by A/D change-over circuit (11), microprocessor (12) and phase difference detecting circuit (13), RAM is connected with watchdog reset circuit (15), described GPRS module (14) is connected with microprocessor (12) by level shifter interface (16).
3. the platform based on GPRS network according to claim 2 becomes long distance control system, and it is characterized in that, described A/D change-over circuit is MAX197A/D converter.
4. the platform based on GPRS network according to claim 3 becomes long distance control system, and it is characterized in that, described microprocessor is 8962 microprocessors.
5. the platform based on GPRS network according to claim 4 becomes long distance control system, and it is characterized in that, described RAM is 62256 chips.
6. the platform based on GPRS network according to claim 5 becomes long distance control system, and it is characterized in that, described level shifter interface (16) is RS232 level shifter interface.
7. the platform based on GPRS network according to claim 6 becomes long distance control system, and it is characterized in that, described microprocessor is also connected with DS12887 chip.
8. the platform based on GPRS network according to claim 7 becomes long distance control system, and it is characterized in that, described microprocessor is also connected with light-emitting diode display.
9. the platform based on GPRS network according to claim 8 becomes long distance control system, it is characterized in that, described data collector is current transformer (18) and voltage transformer (VT) (19), and A/D change-over circuit (11) is connected with current transformer (18) and voltage transformer (VT) (19) by current rectifying and wave filtering circuit (17).
10. the platform based on GPRS network according to claim 9 becomes long distance control system, it is characterized in that, described current transformer (18) comprises A phase current mutual inductor, B phase current mutual inductor and C phase current mutual inductor, and described voltage transformer (VT) (19) comprises A phase voltage mutual inductor, B phase voltage mutual inductor and C phase voltage mutual inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420677935.9U CN204189013U (en) | 2014-11-13 | 2014-11-13 | Platform based on GPRS network becomes long distance control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420677935.9U CN204189013U (en) | 2014-11-13 | 2014-11-13 | Platform based on GPRS network becomes long distance control system |
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| CN204189013U true CN204189013U (en) | 2015-03-04 |
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| CN201420677935.9U Active CN204189013U (en) | 2014-11-13 | 2014-11-13 | Platform based on GPRS network becomes long distance control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134808A (en) * | 2017-07-15 | 2017-09-05 | 王韶晖 | Platform becomes group's automatic control system and control method |
| CN108415391A (en) * | 2018-03-23 | 2018-08-17 | 南京力通达电气技术有限公司 | It is a kind of to transport on-line monitoring system using transformer and its distributed of group parts |
-
2014
- 2014-11-13 CN CN201420677935.9U patent/CN204189013U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134808A (en) * | 2017-07-15 | 2017-09-05 | 王韶晖 | Platform becomes group's automatic control system and control method |
| CN107134808B (en) * | 2017-07-15 | 2020-08-07 | 王韶晖 | Automatic control system and control method for transformer group |
| CN108415391A (en) * | 2018-03-23 | 2018-08-17 | 南京力通达电气技术有限公司 | It is a kind of to transport on-line monitoring system using transformer and its distributed of group parts |
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