CN203965059U - OPGW line on-Line Monitor Device - Google Patents
OPGW line on-Line Monitor Device Download PDFInfo
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- CN203965059U CN203965059U CN201420183551.1U CN201420183551U CN203965059U CN 203965059 U CN203965059 U CN 203965059U CN 201420183551 U CN201420183551 U CN 201420183551U CN 203965059 U CN203965059 U CN 203965059U
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- 238000004891 communication Methods 0.000 claims abstract description 26
- 230000005611 electricity Effects 0.000 claims description 26
- 230000001939 inductive effect Effects 0.000 claims description 11
- 238000009529 body temperature measurement Methods 0.000 claims description 9
- 229910052744 lithium Inorganic materials 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000035800 maturation Effects 0.000 abstract description 2
- 238000010295 mobile communication Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- -1 lithium iron Chemical compound 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000005955 Ferric phosphate Substances 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K Iron(III) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
A kind of OPGW line on-Line Monitor Device, is made up of terminal, collector, three parts of main website, is arranged on OPGW line for measuring the terminal of OPGW line current, and described collector is arranged on overhead line structures, and described main website is arranged in transformer station or dispatching center; Described terminal is connected with collector by radio-frequency communication module, and described collector GPRS module is connected with main website.Described collector is arranged on overhead line structures, the data of receiving terminal, then data upload is arrived to main website.Collector has comprised radio-frequency communication module and GPRS module.Described main website is arranged in transformer station or dispatching center, has mobile communication module, receives the data of collector, and electric current and temperature to OPGW line are monitored, and analyzes the running status of OPGW line.The utility model technology maturation, reliability are high.
Description
Technical field
The utility model belongs to a kind of power equipment, is applicable to 110～500kV with OPGW line, can monitor temperature and the electric current of OPGW line, analyzes the running status of OPGW line.
Background technology
China 110～500kV transmission line of electricity extensively adopts OPGW line as order wire and lightning conducter, in the time of normal operation, on OPGW line, can induce certain electric current, in the time there is asymmetry short circuit fault, on OPGW line, can flow through larger short-circuit current.The electric current that OPGW line flows through under normal condition and short-circuit conditions can cause heating, when serious, can cause communication disruption, affects transmission line of electricity safe and reliable operation.
Operations staff need to analyze the electric current on OPGW line under normal condition and failure condition by simulation calculation at present, but lacks the checking of measured data, while causing result of calculation inaccurate, cannot effectively revise, and also lacks the monitoring to OPGW line in operational process.In order to ensure that OPGW line normally works, operation power department carries out on-line monitoring in the urgent need to utility unit to OPGW line.
Summary of the invention
The purpose of this utility model is the deficiency overcoming in prior art, proposes a kind of OPGW line on-Line Monitor Device.This device can be measured electric current and the temperature that OPGW linear flow is crossed in real time, exactly, and the running status of OPGW is analyzed, and for system, operations staff provides guidance.
The technical solution of the utility model is as follows:
A kind of OPGW line on-Line Monitor Device, is made up of terminal, collector, three parts of main website, it is characterized by:
Be arranged on OPGW line for the terminal of measuring OPGW line current, described collector is arranged on overhead line structures, and described main website is arranged in transformer station or dispatching center;
Described terminal is connected with collector by radio-frequency communication module, and described collector GPRS module is connected with main website.
The utility model also further discloses following optimal technical scheme:
Described terminal comprises CPU module, temperature measurement module and the radio-frequency communication module of inductive coil, built-in AD function; Described inductive coil is placed on OPGW line, and the secondary of inductive coil is connected to the input end of the CPU module of built-in AD function; Described temperature measurement module is arranged on inductive coil position, and the output terminal of temperature measurement module is connected with the input end of the CPU module of built-in AD function; The CPU module of described built-in AD function is connected with radio-frequency communication module.
Described terminal also comprises terminal automatic electricity getting power module, and described terminal automatic electricity getting power module is connected to CPU module and the radio-frequency communication module of built-in AD function; Described terminal automatic electricity getting power module comprises the solar panel, solar panel input protection module, battery management module, lithium battery group, the power output module that connect in turn.
The built-in 12 bit AD sample chips of CPU module of described built-in AD function.CPU is low-power chip, while normally operation power consumption lower than 10mW, temperature range-40-70 DEG C.
Described collector comprises the radio-frequency communication module, single-chip microcomputer 8051F120 and the GPRS module that connect in turn.
Described collector also comprises collector automatic electricity getting power module, and described collector automatic electricity getting power module is connected with radio-frequency communication module, single-chip microcomputer 8051F120 and GPRS module respectively; Described collector automatic electricity getting power module comprises the solar panel, solar panel input protection module, battery management module, lithium battery group, the power output module that are linked in sequence.
Described main website is industrial control computer.
Advantage of the present utility model is as follows:
1, measuring accuracy is high, and the measuring accuracy of normal running current reaches 0.5 grade, and the measuring accuracy of short-circuit current reaches 2 grades.
2, low in energy consumption, meet the requirement of long-time running.
3, without from outside access conventional power source, realize automatic electricity getting work by solar panel.
4, technology maturation, reliability are high, are applicable to 110～500kV transmission line of electricity.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic diagram of terminal;
Fig. 3 is the schematic diagram of collector;
Fig. 4 is the schematic diagram of automatic electricity getting power module;
Wherein 101 is main website, 102 is collector, 102-1, 102-2, 102-n represents to be arranged on the multiple collectors on shaft tower, 103 is terminal, 103-1, 103-2, 103-n represents to install multiple terminals on the line, 104 is substation bus bar, 201 is inductive coil, 202 is temperature measurement module, 203 is radio-frequency communication module, 204 is automatic electricity getting module, 301 is GPRS communication module, 401 is solar panel, 402 is solar panel input protection module, 403 is battery management module, 404 is automotive grade ferric phosphate lithium cell group, 405 is voltage power output module.
Embodiment
, the technical solution of the utility model is described in further detail by specific embodiment as figure below in conjunction with instructions.
A kind of OPGW line on-Line Monitor Device is proposed.This device can be measured electric current and the temperature that OPGW linear flow is crossed in real time, exactly, and the running status of OPGW is analyzed, and for system, operations staff provides guidance.
Monitoring device based on the utility model development is made up of terminal, collector, three parts of main website.Described terminal is arranged on OPGW line, utilizes electromagnetic induction principle to measure the electric current of OPGW circuit.Low power consumption CPU module, temperature measurement module, terminal automatic electricity getting power module and radio-frequency communication module that terminal has comprised built-in AD function.Described collector is arranged on overhead line structures, the data of receiving terminal, then data upload is arrived to main website.Collector has comprised radio-frequency communication module, single-chip microcomputer, collector automatic electricity getting power module and GPRS module.Described main website is arranged in transformer station or dispatching center, has mobile communication module, receives the data of collector, and electric current and temperature to OPGW line are monitored, and analyzes the running status of OPGW line.
Described terminal automatic electricity getting power module comprises: solar panel, solar panel input protection module, battery management module, lithium battery group, power output module.These sequence of modules connect, and final output+5V voltage is for terminal.Described collector automatic electricity getting power module comprises: solar panel, solar panel input protection module, battery management module, lithium battery group, power output module.These sequence of modules connect, and final output+12V voltage is for collector.
The CPU of described terminal is low-power chip, built-in 12 bit AD sample chips, while normally operation power consumption lower than 10mW, temperature range-40-70 DEG C.
When normal operation, terminal timing is calculated current amplitude and temperature and result is uploaded to main website, is shown by main website.Be short-circuited after fault, terminal, according to the out-of-limit startup warning of phase current, sends to main website by warning message, short-circuit current and temperature data, and whether main station judging exceedes design standards, evaluates the operation conditions of OPGW line, and for system, operations staff provides guidance.
As shown in Figure 1, locating device terminal 103,101 3 parts of collector 102 and main website form structure of the present utility model.103-1,103-2 ..., 103-n represents to install multiple terminals on the line, 102-1,102-2 ..., 102-n represents to be arranged on the multiple collectors on shaft tower.Terminal 103 and collector 102 are all the low-power-consumption embedded microcomputer type device that is applicable to outdoor use, between terminal 103 and collector 102, adopt radio communication mode to carry out data transmission.Main website 101 is an industrial control computer, is installed in transformer station or dispatching center, for receiving the data of collector 102 and carrying out analytical calculation.
As shown in Figure 2, terminal 103 is socketed on OPGW line the principle of terminal, inductive coil 201 by electromagnetic induction can the secondary acquisition-5V of inductive coil 201 and+low-voltage simulation amount signal between 5V, this voltage signal is directly proportional to the electric current that OPGW linear flow is crossed.First analog quantity voltage signal carries out low-pass filtering after entering mainboard, then after AD conversion, become digital signal, digital signal sends CPU to by data bus and calculates, CPU carries out root mean square calculation to digital signal and obtains voltage effective value, and then converts out corresponding OPGW line current effective value.It is level signal that temperature measurement module 202 is used for temperature inversion, gives CPU calculate by IO oral instructions.CPU sends to radio-frequency communication module 203 by data bus by electric current and temperature data, by radio communication, the current effective value of OPGW line is uploaded to collector 102.Automatic electricity getting module 204 can be utilized sun power power taking, and output+5V voltage uses to other modules.
The principle of collector as shown in Figure 3, the data that radio-frequency communication module 203 is uploaded for receiving terminal 103.GPRS communication module 301 for by data upload to main website 101.Between radio-frequency communication module 203 and GPRS communication module 301, carry out data transmission by 232 serial ports.Automatic electricity getting module 204 can be utilized sun power power taking, and output+12V voltage uses to other modules.
As shown in Figure 4, automatic electricity getting power supply is made up of solar panel 401, solar panel input protection module 402, battery management module 403, PHOSPHORIC ACID TECH.GRADE lithium iron battery group 404, multivoltage power output module 405 principle of automatic electricity getting power module.Wherein solar panel 401 is for converting solar energy into electrical energy, the input protection module 402 of solar panel 401 be responsible for illumination emersion wave emotionally under condition for late-class circuit provides protection.Battery management module 403 to battery or load, offers load by the energy of battery again by the front end input energy distribution of wide region in the situation that front end is not inputted.PHOSPHORIC ACID TECH.GRADE lithium iron battery group 404 can provide 1000 full punchings entirely to put periodical energy under the environment temperature of subzero 40 to 70 degree centigrade.Many electric rail power output modules 405 taking exceed specified output 20% rear approach 90% high-level efficiency as provide+5V of rear class load or+12V voltage.
Claims (6)
1. an OPGW line on-Line Monitor Device, is made up of terminal, collector, three parts of main website, it is characterized by:
Be arranged on OPGW line for the terminal of measuring OPGW line current, described collector is arranged on overhead line structures, and described main website is arranged in transformer station or dispatching center;
Described terminal is connected with collector by radio-frequency communication module, and described collector GPRS module is connected with main website;
Described terminal comprises CPU module, temperature measurement module and the radio-frequency communication module of inductive coil, built-in AD function;
Described inductive coil is placed on OPGW line, and the secondary of inductive coil is connected to the input end of the CPU module of built-in AD function;
Described temperature measurement module is arranged on inductive coil position, and the output terminal of temperature measurement module is connected with the input end of the CPU module of built-in AD function;
The CPU module of described built-in AD function is connected with radio-frequency communication module.
2. on-Line Monitor Device according to claim 1, is characterized in that:
Described terminal also comprises terminal automatic electricity getting power module, and described terminal automatic electricity getting power module is connected to CPU module and the radio-frequency communication module of built-in AD function;
Described terminal automatic electricity getting power module comprises the solar panel, solar panel input protection module, battery management module, lithium battery group, the power output module that connect in turn.
3. on-Line Monitor Device according to claim 2, is characterized in that:
The built-in 12 bit AD sample chips of CPU module of described built-in AD function.
4. on-Line Monitor Device according to claim 1, is characterized in that:
Described collector comprises the radio-frequency communication module, single-chip microcomputer 8051F120 and the GPRS module that connect in turn.
5. OPGW line on-Line Monitor Device according to claim 4, is characterized in that:
Described collector also comprises collector automatic electricity getting power module, and described collector automatic electricity getting power module is connected with radio-frequency communication module, single-chip microcomputer 8051F120 and GPRS module respectively;
Described collector automatic electricity getting power module comprises the solar panel, solar panel input protection module, battery management module, lithium battery group, the power output module that are linked in sequence.
6. OPGW line on-Line Monitor Device according to claim 1, is characterized in that:
Described main website is industrial control computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420183551.1U CN203965059U (en) | 2014-04-16 | 2014-04-16 | OPGW line on-Line Monitor Device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420183551.1U CN203965059U (en) | 2014-04-16 | 2014-04-16 | OPGW line on-Line Monitor Device |
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| Publication Number | Publication Date |
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| CN203965059U true CN203965059U (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420183551.1U Active CN203965059U (en) | 2014-04-16 | 2014-04-16 | OPGW line on-Line Monitor Device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771490A (en) * | 2016-12-22 | 2017-05-31 | 上海欧秒电力监测设备有限公司 | A kind of OPGW terminal monitorings system |
| CN110308318A (en) * | 2019-07-31 | 2019-10-08 | 国网信息通信产业集团有限公司 | Substation's OPGW on-line monitoring system |
-
2014
- 2014-04-16 CN CN201420183551.1U patent/CN203965059U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771490A (en) * | 2016-12-22 | 2017-05-31 | 上海欧秒电力监测设备有限公司 | A kind of OPGW terminal monitorings system |
| CN110308318A (en) * | 2019-07-31 | 2019-10-08 | 国网信息通信产业集团有限公司 | Substation's OPGW on-line monitoring system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |