CN203465574U - Oil-filled cable oil pressure remote monitoring system based on GPRS - Google Patents
Oil-filled cable oil pressure remote monitoring system based on GPRS Download PDFInfo
- Publication number
- CN203465574U CN203465574U CN201320509763.XU CN201320509763U CN203465574U CN 203465574 U CN203465574 U CN 203465574U CN 201320509763 U CN201320509763 U CN 201320509763U CN 203465574 U CN203465574 U CN 203465574U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 26
- 238000012545 processing Methods 0.000 claims abstract description 29
- 238000004891 communication Methods 0.000 claims abstract description 17
- 238000007689 inspection Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
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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]
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model relates to a remote monitoring system and especially relates to an oil-filled cable oil pressure remote monitoring system based on GPRS. The structure of the system is characterized in that the system comprises a monitoring main station and a remote monitoring terminal unit which form remote communication connection; the remote monitoring terminal unit comprises a central processing unit, a GPRS communication unit, a power supply module and a signal alarm unit; the central processing unit comprises an analog quantity processing module and a switching value input output module which are connected with each other; an output terminal of an oil pressure sensing transmitter is connected with the analog quantity processing module; the switching value input output module is externally connected with a reference module and an output terminal is connected with the signal alarm unit; the power supply module is connected with the central processing unit and the GPRS communication unit respectively. The system has the following advantages that remote monitoring to a charging cable oil pressure is realized; time saving and labor saving are achieved and working efficiency is high.
Description
Technical field
The utility model relates to a kind of long distance control system, particularly a kind of oil-filled cable oil pressure long distance control system based on GPRS.
Background technology
Oil-filled cable is a kind of oily cable as insulation of usining, and is to eliminate because meeting variation and form air gap in paper oil insulation layer by the way of supplementing impregnant, to improve a class power cable of cable work field intensity, need to guarantee the long-term work oil pressure of cable.In order to guarantee the oil pressure of oil-filled cable, need to monitor this oil pressure.Prior art is that employing personnel are timed to on-the-spot mode of making an inspection tour oil pressure is monitored, and thisly needs that on-the-spot mode of making an inspection tour is consuming time undoubtedly, effort, and work efficiency is also low, also cannot monitor in real time.
Summary of the invention
The oil-filled cable oil pressure long distance control system based on GPRS that the purpose of this utility model is to provide a kind of according to the deficiencies in the prior art part and saves time, laborsaving, work efficiency is high.
The purpose of this utility model realizes by following approach:
Oil-filled cable oil pressure long distance control system based on GPRS, its structural feature is, include master station and remote monitoring terminal unit that telecommunication connects, wherein remote monitoring terminal unit includes CPU (central processing unit), GPRS communication unit, power module and signal alarm unit, CPU (central processing unit) includes analog quantity processing module and the switching value input/output module being connected, the output terminal of oil pressure pressure sensing transmitter is connected with analog quantity processing module, and the external base modules of switching value input/output module, and output terminal is connected with signal alarm unit, power module connects respectively CPU (central processing unit) and GPRS communication unit.
GPRS is the abbreviation of general packet radio service technology (General Packet Radio Service), and it is a kind of mobile data services that gsm mobile telephone user can use.GPRS transmits with package (Packet) formula, and transfer rate can be promoted to 56 114Kbps even.The utility model carries out teletransmission by the communication port of this GPRS to oil pressure data, thereby reaches the object of remote monitoring.
Described oil pressure pressure sensing transmitter is arranged in oil circuit cabinet pipeline, induction oil pressure changes, and pressure signal is converted to standard analog signal, be sent to analog quantity processing module, convert digital quantity to, the upper and lower limit scope that switching value input/output module provides according to base modules judges oil pressure, last aspect sends data to master station by GPRS communication unit, on the other hand, if the super scope of oil pressure sends alarm signal to signal alarm unit.Master station can carry out remote real-time monitoring to fuel injection pressure signal data, and personnel just make an inspection tour without reproducing like this, have realized remote monitoring, not only save time, laborsaving, and work efficiency is high.
The utility model can further be specially:
Master station includes data processor, display unit and SMS module, and described data processor has GPRS communication module, and its output terminal connects respectively display unit and SMS module.
By data processor, can store the oil pressure data of receiving by GPRS communication module, can also carry out Data induction, generate the trend maps of various time periods.When oil pressure data ultra-range, data processor can also send alarm signal to SMS module, by SMS module, by alarm signal, the mode with note sends on maintainer's mobile phone, and the very first time is notified maintainer, has further realized long-range, monitoring in real time to oil pressure data.Even if SMS module has realized personnel not at master station, also can monitor the technique effect putting in place.
Also include temperature-humidity sensing transmitting device, it is connected with analog quantity processing module.
By temperature-humidity sensing transmitting device, can obtain the environmental data of oil-filled cable, by remote monitoring terminal unit, send data to monitoring host computer equally, so just, can monitor the running environment of oil-filled cable, coordinate oil pressure monitoring, can realize oil-filled cable is comparatively comprehensively monitored.
Described CPU (central processing unit) is a kind of PLC processor.
PLC is the electronic installation of the digital operation operation of a kind of special application under industrial environment and design.It adopts the storer that can program, the portion within it that is used for stores the instruction that actuating logic computing, sequential operation, timing, counting and arithmetical operation etc. operate, and can, by digital or analog input and output, control various types of machinery or production run.PLC is the electronic installation of the digital operation operation of a kind of special application under industrial environment and design.It adopts the storer that can program, the portion within it that is used for stores the instruction that actuating logic computing, sequential operation, timing, counting and arithmetical operation etc. operate, and can, by digital or analog input and output, control various types of machinery or production run.
In sum, the utility model provides a kind of oil-filled cable oil pressure long distance control system based on GPRS, set up master station and outstation---remote monitoring terminal unit, carries out teletransmission by the communication port of GPRS to oil pressure data, thereby reaches the object of remote monitoring.Master station can carry out remote real-time monitoring to fuel injection pressure signal data, and personnel just make an inspection tour without reproducing like this, have realized remote monitoring, not only save time, laborsaving, and work efficiency is high.
Accompanying drawing explanation
Figure 1 shows that the principle schematic of the oil-filled cable oil pressure long distance control system based on GPRS described in the utility model most preferred embodiment.
Below in conjunction with embodiment, the utility model is described further.
Embodiment
Most preferred embodiment:
With reference to accompanying drawing 1, oil-filled cable oil pressure long distance control system based on GPRS, include the master station of telecommunication connection and the remote monitoring terminal unit of outstation, described remote monitoring terminal cellular installation is in RTU terminal device case, and the outstation that is installed on remote measurement is on-the-spot.
Described remote monitoring terminal unit includes CPU (central processing unit), GPRS communication unit, power module and signal alarm unit, CPU (central processing unit) includes analog quantity processing module (AI) and the switching value input/output module (DI/O) being connected, the output terminal of oil pressure pressure sensing transmitter is connected with analog quantity processing module AI respectively with the output terminal of temperature-humidity sensing transmitting device, and switching value input/output module DI/O(DI is digital quantity input, DO is digital output) external base modules, and output terminal is connected with signal alarm unit.CPU (central processing unit) is also connected with a touch-screen, can be used as and shows output and input use.
Described CPU (central processing unit) is a kind of PLC processor, adopts Siemens's brand.It can provide following functions: 4-20mA analog input is provided, without Surveillance center, controls, can measure voluntarily, and preserve cumulative data system; Have real-time clock function (can set calibration by Surveillance center), the data that collect be take the time as order, can be in the RTU end storage historical data of a day, and program, parameter, historical data, have power-down protection; Realize data-on-demand: can respond the inquiry request that each Surveillance center sends, the data of the real-time moment or historical juncture are issued to Surveillance center, data can be issued a plurality of Surveillance center; Regularly report: from instrument to collect to data, with timing mode, report; (optional standby redundancy function) control center can establish a main Yi Beiliangge center (having main for two IP addresses), GPRS module Zhi Yu dispatching center main center (primary ip address) contact of RTU end at ordinary times, when primary ip address does not contact, the GPRS module of RTU end can be automatically and secondary ip address contact, be switched to back-up system and carry out work, when primary ip address system recovers normal, while closing secondary ip address system, can return to primary ip address system and carry out work (can simultaneously communicate by letter with 5 centers at most).
Described power module comprises isolating transformer and Switching Power Supply, and the civil power of access AC220V, connects respectively CPU (central processing unit) and GPRS communication unit.Described signal alarm unit is alarm lamp or hummer.
In outstation: oil pressure pressure sensing transmitter is contained in oil circuit cabinet pipeline, pressure signal is converted to the standard analog amount signal of 4～20mA, pass to the AI (analog quantity processing module) of PLC, convert digital quantity to, carry out the foundation as alarm decision.Trend map and real time data that oil pressure is reported to the police can embody on touch-screen.Temperature loop detection streamer temperature, the soil moisture etc., the same oil pressure of transfer principle.DI/O is as the input and output of switching value, and the signal of electro connecting pressure gauge is received DI input point, the foundation also judging as upper and lower limit, the signals such as output point output alarm lamp, hummer.All data of substation all send to master station by GPRS communication mode.
Master station: include industrial computer, display unit and SMS module as data processor, described data processor has GPRS communication module, and its output terminal connects respectively display unit, printer and SMS module, and provides power supply by UPS.Master station carries out the database processing such as the real-time monitoring of data, various time period trend map, historical data conclusion, and when warning occurs, sends in time by the mode of note the mobile phone of appointment, and the very first time is notified maintainer.
It is same as the prior art that the utility model is not stated part.
Claims (4)
1. the oil-filled cable oil pressure long distance control system based on GPRS, it is characterized in that, include master station and remote monitoring terminal unit that telecommunication connects, wherein remote monitoring terminal unit includes CPU (central processing unit), GPRS communication unit, power module and signal alarm unit, CPU (central processing unit) includes analog quantity processing module and the switching value input/output module being connected, the output terminal of oil pressure pressure sensing transmitter is connected with analog quantity processing module, and the external base modules of switching value input/output module, and output terminal is connected with signal alarm unit, power module connects respectively CPU (central processing unit) and GPRS communication unit.
2. the oil-filled cable oil pressure long distance control system based on GPRS according to claim 1, it is characterized in that, master station includes data processor, display unit and SMS module, and described data processor has GPRS communication module, and its output terminal connects respectively display unit and SMS module.
3. the oil-filled cable oil pressure long distance control system based on GPRS according to claim 1, is characterized in that, also include temperature-humidity sensing transmitting device, it is connected with analog quantity processing module.
4. the oil-filled cable oil pressure long distance control system based on GPRS according to claim 1, is characterized in that, described CPU (central processing unit) is a kind of PLC processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320509763.XU CN203465574U (en) | 2013-08-20 | 2013-08-20 | Oil-filled cable oil pressure remote monitoring system based on GPRS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320509763.XU CN203465574U (en) | 2013-08-20 | 2013-08-20 | Oil-filled cable oil pressure remote monitoring system based on GPRS |
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| Publication Number | Publication Date |
|---|---|
| CN203465574U true CN203465574U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320509763.XU Expired - Fee Related CN203465574U (en) | 2013-08-20 | 2013-08-20 | Oil-filled cable oil pressure remote monitoring system based on GPRS |
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| CN (1) | CN203465574U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374060A (en) * | 2018-11-29 | 2019-02-22 | 国网上海市电力公司 | Oil-filled cable plug stops work well wireless supervisory control system |
| CN112947284A (en) * | 2021-03-09 | 2021-06-11 | 深圳奇点穿越数据科技有限公司 | Data center monitoring system |
-
2013
- 2013-08-20 CN CN201320509763.XU patent/CN203465574U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109374060A (en) * | 2018-11-29 | 2019-02-22 | 国网上海市电力公司 | Oil-filled cable plug stops work well wireless supervisory control system |
| CN112947284A (en) * | 2021-03-09 | 2021-06-11 | 深圳奇点穿越数据科技有限公司 | Data center monitoring system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20200820 |
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| CF01 | Termination of patent right due to non-payment of annual fee |