CN105067145A - Dry type air core reactor temperature on-line monitor - Google Patents
Dry type air core reactor temperature on-line monitor Download PDFInfo
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- CN105067145A CN105067145A CN201510464763.6A CN201510464763A CN105067145A CN 105067145 A CN105067145 A CN 105067145A CN 201510464763 A CN201510464763 A CN 201510464763A CN 105067145 A CN105067145 A CN 105067145A
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Abstract
The present invention discloses a dry type air core reactor temperature on-line monitor. The dry type air core reactor temperature on-line monitor is equipped with a fiber bragg grating sensor, a fiber bragg grating signal processor, a background computer and a temperature measurement work station, wherein the fiber bragg grating sensor is arranged on a reactor, is used for monitoring the temperature of a monitoring point real-timely, is not interfered by an electromagnetic field, realizes the long-distance and low-loss transmission and is the ideal selection of the reactor temperature measurement; the fiber bragg grating signal processor is connected with the other end of the fiber bragg grating sensor and is used for the optical signal transmission, the data acquisition and the subsequent processing; the background computer is communicated with the fiber bragg grating sensor via a data transmission interface, is used to calculate the optical power information, the wavelength and the like, and displays in the formats of icon, curve and report; the temperature measurement work station is connected with the background computer via a network, and monitors the temperature of the monitoring point real-timely by a man-machine exchange interface. The dry type air core reactor temperature on-line monitor of the present invention real-timely monitors the operation state of the reactor, realizes a dry type reactor temperature on-line monitoring function, and has the positive effects on the reactor and the power grid stable operation.
Description
Technical field
The invention belongs to electromechanical equipment technical field, particularly relate to a kind of dry-type air-core reactor on-line temperature monitoring instrument.
Background technology
Dry reactor is made up of winding coil, connection terminal and some annexes thereof, mainly cools by natural air; Except taking electric current as the relay protection of characteristic quantity, without other monitoring protection measures, cannot monitor and Prior Control fault; When reactor generation exception or fault, the inside, fault zone of reactor will generate heat rapidly, and temperature rises; By carrying out temperature monitoring the running status that effectively can judge reactor.
Summary of the invention
The object of the present invention is to provide a kind of dry-type air-core reactor on-line temperature monitoring instrument, being intended to solve existing dry reactor cannot monitor temperature, the problem that can not judge reactor running status.
The present invention realizes like this, a kind of dry-type air-core reactor on-line temperature monitoring instrument, described dry-type air-core reactor on-line temperature monitoring instrument is provided with and is arranged on the middle position of not easily dispelling the heat of reactor, the fiber-optic grating sensor of Real-Time Monitoring monitoring point temperature, described fiber-optic grating sensor is not subject to the interference of electromagnetic field, can realizes long distance low-loss transmission, is the ideal chose of reactor thermometric.
Fiber Bragg grating signal processor is connected with the other end of described fiber-optic grating sensor, for optical signal transmission, data acquisition and subsequent treatment;
Background computer, realizes communicating by data transmission interface and described fiber-optic grating sensor, for calculating op-tical power information, wavelength equivalent, and the temperature information that matching is concrete, then shown by the form of icon, curve, form;
Thermometric workstation, is connected by network with described background computer, carries out Real-Time Monitoring by alternating interface between man and computer to monitoring point temperature.
Further, described fiber-optic grating sensor temperature-measuring range is-50 degrees Celsius to 2000 degrees Celsius.
Further, described fiber Bragg grating signal processor is optical fiber grating temperature-measuring main frame.
Further, described optical fiber grating temperature-measuring main frame inside is provided with generation and the detecting element of pulsed optical signals, and detecting element sends wide range pulsed optical signals by semiconductor super-radiation SLD, receives the modulation signal of returning through optical cable transmission.
Further, described fiber Bragg grating signal processor and background computer complete data analysis to all points for measuring temperature, process, data display and memory function jointly.
Dry-type air-core reactor on-line temperature monitoring instrument provided by the invention, fiber grating temperature sensor principle is utilized to carry out temperature monitoring, display, warning, optical fiber grating temperature-measuring scope is-50 degrees Celsius to 2000 degrees Celsius, meet thermometric demand, achieve and Real-Time Monitoring is carried out to reactor running status; Adopt optical fiber temperature-measurement method, optical fiber is utilized to carry out temperature transmission as the carrier of transmission and transducing signal with advanced computer network communication technology and thermometric workstation, realize dry reactor on-line temperature monitoring function, have positive role to reactor and power grid operation.
Accompanying drawing explanation
Fig. 1 is the dry-type air-core reactor on-line temperature monitoring instrument structural representation that the embodiment of the present invention provides;
In figure: 1, fiber-optic grating sensor; 2, fiber Bragg grating signal processor; 3, background computer; 4, thermometric workstation.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Below in conjunction with accompanying drawing 1, structure of the present invention and principle are explained in detail.
As shown in Figure 1, the dry-type air-core reactor on-line temperature monitoring instrument of the embodiment of the present invention mainly comprises: fiber-optic grating sensor 1, fiber Bragg grating signal processor 2, background computer 3, thermometric workstation 4;
The present invention utilizes fiber grating temperature sensor principle to carry out temperature monitoring, display, warning, and optical fiber grating temperature-measuring scope is-50 degrees Celsius to 2000 degrees Celsius, can meet thermometric demand.Simultaneously, because optical fiber itself has good insulation properties and flexibility, both the high pressure between reactor and temperature measuring equipment can have been isolated, the device security accident avoiding temperature measuring equipment to cause, device interior can be goed deep into again and detect the inaccessiable position of conventional sensors, therefore the present invention adopts Fibre Optical Sensor to carry out temperature survey, be made up of fiber-optic grating sensor 1, fiber Bragg grating signal processor 2, background computer 3, thermometric workstation 4; Fiber-optic grating sensor 1 one end and sensor welding, the other end of fiber-optic grating sensor 1 is connected with fiber Bragg grating signal processor 2, then realize communicating with background computer 3 by data transmission interface, the operation monitoring personnel of thermometric workstation 4 carry out Real-Time Monitoring by alternating interface between man and computer to monitoring point temperature; Fiber Bragg grating signal processor 2 is optical fiber grating temperature-measuring main frames, is responsible for optical signal transmission, data acquisition and subsequent treatment task.Generation and the detecting element of pulsed optical signals are installed in temperature main frame inside, this element sends wide range pulsed optical signals by semiconductor super-radiation SLD, receive the modulation signal of returning through optical cable transmission, light pulse signal can be converted to electrical pulse sequence by photo-detector, so that subsequent cell Treatment Analysis, signal processing is sampled to the electrical pulse sequence received and is analyzed, and determines fiber-optic grating sensor temperature.Fiber Bragg grating signal processor 2 and background computer 3 complete data analysis to all points for measuring temperature, process, data display and memory function jointly.Background computer 3 pairs of op-tical power information, wavelength equivalent calculate, the temperature information that matching is concrete, shown by the form of icon, curve, form again, so that thermometric workstation staff monitors in real time, when point for measuring temperature temperature anomaly, system can send corresponding alerting signal, can take corresponding measure in advance, avoid security incident to occur before fault occurs.
Using method of the present invention:
Fiber-optic grating sensor is arranged on the middle position of not easily dispelling the heat of reactor, Real-Time Monitoring monitoring point temperature, goes site disposal after the signal that receives the report for police service as early as possible, prevents security incident from occurring.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. a dry-type air-core reactor on-line temperature monitoring instrument, it is characterized in that, described dry-type air-core reactor on-line temperature monitoring instrument is provided with and is arranged on reactor, the fiber-optic grating sensor of Real-Time Monitoring monitoring point temperature, one end of described fiber-optic grating sensor and sensor welding;
Fiber Bragg grating signal processor is connected with the other end of described fiber-optic grating sensor, for optical signal transmission, data acquisition and subsequent treatment;
Background computer, realizes communicating by data transmission interface and described fiber-optic grating sensor, for calculating op-tical power information, wavelength equivalent, and the temperature information that matching is concrete, then shown by the form of icon, curve, form;
Thermometric workstation, is connected by network with described background computer, carries out Real-Time Monitoring by alternating interface between man and computer to monitoring point temperature.
2. dry-type air-core reactor on-line temperature monitoring instrument as claimed in claim 1, it is characterized in that, described fiber-optic grating sensor temperature-measuring range is-50 degrees Celsius to 2000 degrees Celsius.
3. dry-type air-core reactor on-line temperature monitoring instrument as claimed in claim 1, it is characterized in that, described fiber Bragg grating signal processor is optical fiber grating temperature-measuring main frame.
4. dry-type air-core reactor on-line temperature monitoring instrument as claimed in claim 3, it is characterized in that, described optical fiber grating temperature-measuring main frame inside is provided with generation and the detecting element of pulsed optical signals, detecting element sends wide range pulsed optical signals by semiconductor super-radiation SLD, receives the modulation signal of returning through optical cable transmission.
5. dry-type air-core reactor on-line temperature monitoring instrument as claimed in claim 1, is characterized in that, described fiber Bragg grating signal processor and background computer complete data analysis to all points for measuring temperature, process, data display and memory function jointly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510464763.6A CN105067145A (en) | 2015-07-30 | 2015-07-30 | Dry type air core reactor temperature on-line monitor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510464763.6A CN105067145A (en) | 2015-07-30 | 2015-07-30 | Dry type air core reactor temperature on-line monitor |
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| CN105067145A true CN105067145A (en) | 2015-11-18 |
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| CN201510464763.6A Pending CN105067145A (en) | 2015-07-30 | 2015-07-30 | Dry type air core reactor temperature on-line monitor |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6471888B1 (en) * | 1992-08-24 | 2002-10-29 | Ut-Battelle, Llc | Dual neutron flux/temperature measurement sensor |
| CN101949744A (en) * | 2010-09-06 | 2011-01-19 | 国网电力科学研究院武汉南瑞有限责任公司 | Fiber grating-based transformer internal temperature detection system |
| CN103837774A (en) * | 2014-03-14 | 2014-06-04 | 云南电力试验研究院（集团）有限公司电力研究院 | Dry type air reactor monitoring device based on SVM |
| CN203643050U (en) * | 2013-12-03 | 2014-06-11 | 中国南方电网有限责任公司超高压输电公司广州局 | Ultra-high-voltage convertor station dry reactor temperature monitoring device based on fiber temperature measurement |
| CN103900732A (en) * | 2014-04-10 | 2014-07-02 | 刘信 | Electric reactor fiber grating temperature measuring device |
| WO2014160914A1 (en) * | 2013-03-28 | 2014-10-02 | Exxonmobil Research And Engineering Company | Method and system for determining flow distribution through a component |
-
2015
- 2015-07-30 CN CN201510464763.6A patent/CN105067145A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6471888B1 (en) * | 1992-08-24 | 2002-10-29 | Ut-Battelle, Llc | Dual neutron flux/temperature measurement sensor |
| CN101949744A (en) * | 2010-09-06 | 2011-01-19 | 国网电力科学研究院武汉南瑞有限责任公司 | Fiber grating-based transformer internal temperature detection system |
| WO2014160914A1 (en) * | 2013-03-28 | 2014-10-02 | Exxonmobil Research And Engineering Company | Method and system for determining flow distribution through a component |
| CN203643050U (en) * | 2013-12-03 | 2014-06-11 | 中国南方电网有限责任公司超高压输电公司广州局 | Ultra-high-voltage convertor station dry reactor temperature monitoring device based on fiber temperature measurement |
| CN103837774A (en) * | 2014-03-14 | 2014-06-04 | 云南电力试验研究院（集团）有限公司电力研究院 | Dry type air reactor monitoring device based on SVM |
| CN103900732A (en) * | 2014-04-10 | 2014-07-02 | 刘信 | Electric reactor fiber grating temperature measuring device |
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Application publication date: 20151118 |