CN213580674U - Transformer oil multi-parameter detection device mainly based on fluorescence analysis technology - Google Patents
Transformer oil multi-parameter detection device mainly based on fluorescence analysis technology Download PDFInfo
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- CN213580674U CN213580674U CN202023048110.5U CN202023048110U CN213580674U CN 213580674 U CN213580674 U CN 213580674U CN 202023048110 U CN202023048110 U CN 202023048110U CN 213580674 U CN213580674 U CN 213580674U
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- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 238000012921 fluorescence analysis Methods 0.000 title claims abstract description 18
- 238000005516 engineering process Methods 0.000 title claims description 17
- 238000012545 processing Methods 0.000 claims abstract description 15
- 239000000523 sample Substances 0.000 claims abstract description 13
- 238000005070 sampling Methods 0.000 claims abstract description 13
- 150000001875 compounds Chemical class 0.000 claims abstract description 10
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 10
- 238000005259 measurement Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 9
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 6
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 5
- 230000005855 radiation Effects 0.000 claims description 5
- 239000013307 optical fiber Substances 0.000 claims description 3
- 238000001228 spectrum Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 claims description 2
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 238000004458 analytical method Methods 0.000 abstract 1
- 238000013480 data collection Methods 0.000 abstract 1
- 238000002189 fluorescence spectrum Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001917 fluorescence detection Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000012031 short term test Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6402—Atomic fluorescence; Laser induced fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; Viscous liquids; Paints; Inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2835—Specific substances contained in the oils or fuels
- G01N33/2841—Gas in oils, e.g. hydrogen in insulating oils
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- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Immunology (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Optics & Photonics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The utility model describes an use transformer oil multi-parameter detection device of fluorescence analysis technique as leading, include: the device comprises an electric signal sampling module, a compound detection module, a fluorescence measurement module and a signal processing module. The electric signal sampling module comprises a turbidity sensor, a density sensor, a viscosity coefficient sensor and an LM386 amplifying circuit, wherein the turbidity sensor, the density sensor, the viscosity coefficient sensor and the LM386 amplifying circuit are placed in the transformer oil; the compound detection module comprises a hydrocarbon detector and a sensor probe; the fluorescence measurement module comprises a spectrometer probe, a laser generator and a spectrometer; the signal processing module comprises a DSP processor and an LCD display screen, and is used for processing the received signals and displaying the processed signals on the display screen; the utility model discloses the device adopts the higher sensor of some sensitivity ratios, carries out real-time data collection to transformer oil, and whether the analysis transformer breaks down reminds the staff to maintain the transformer, guarantees power equipment's normal operating.
Description
Technical Field
The utility model relates to a transformer oil's detection technology field specifically is a transformer oil multi-parameter detection device who takes fluorescence analysis technique as main.
Background
Currently, the electric power industry in China is in a rapid development stage, and power grid operation enterprises increase the detection of some power faults and improve the reliability of power equipment. The power failure has no trouble, and if the power failure is not small, some equipment is damaged, and if the power failure is large, the whole power system is in a breakdown state. Therefore, in life, the power equipment is detected at intervals. The power transformer is one item of power equipment detection, and the current detection mode is aging and cannot be used for online detection.
In order to make things convenient for the fault of on-line measuring power transformer, more convenient detection goes out the fault reason, the utility model discloses a convenient, quick transformer oil multi-parameter detection device can the turbidity, density, viscosity coefficient, hydrocarbon compound and the fluorescence spectrum of on-line measuring transformer oil. When the transformer fails, the transformer oil is decomposed into low molecular hydrocarbons and impurities, and the turbidity, the density and the viscosity coefficient of the transformer oil are changed. The sensors can convert the measured physical quantity into electric signals, and the electric signals are processed by DSP hardware to effectively detect the types of hydrocarbon compounds contained in the transformer oil and the characteristics of the transformer oil, so that whether the transformer has a fault condition or not can be judged. On the one hand, the safety of personnel and the improvement of detection technology are ensured.
SUMMERY OF THE UTILITY MODEL
The utility model provides an use transformer oil multi-parameter detection device that fluorescence analysis technique is given first place to, the device can whether the short-term test transformer has the trouble, solves prior art detection cycle length, and is inefficient, problem that required expense is high.
The utility model adopts the technical proposal that:
1. a transformer oil multi-parameter detection device mainly based on fluorescence analysis technology is characterized in that: the device comprises an electric signal sampling module, a compound detection module, a fluorescence measurement module and a signal processing module. The electric signal sampling module comprises a turbidity sensor, a density sensor, a viscosity coefficient sensor and an LM386 amplifying circuit, wherein the turbidity sensor, the density sensor, the viscosity coefficient sensor and the LM386 amplifying circuit are placed in the transformer oil; the compound detection module comprises a hydrocarbon detector and a sensor probe; the fluorescence measurement module comprises a spectrometer probe, a laser generator and a spectrometer; the signal processing module comprises a DSP processor and an LCD display screen, and processes the received signals and displays the signals on the display screen.
2. The transformer oil multi-parameter detection device mainly based on the fluorescence analysis technology is characterized in that: the turbidity sensor, the density sensor and the viscosity coefficient sensor can work independently and are not influenced mutually, and detected physical quantities are converted into electric signals respectively.
3. The transformer oil multi-parameter detection device mainly based on the fluorescence analysis technology is characterized in that: the electric signal sampling module transmits the collected electric signals to the signal processing module for processing through the LM386 amplifying circuit.
4. The transformer oil multi-parameter detection device mainly based on the fluorescence analysis technology is characterized in that: the compound detection module converts physical quantity into an electric signal through a sensor probe of the detector and sends the electric signal to the signal processing module.
5. The transformer oil multi-parameter detection device mainly based on the fluorescence analysis technology is characterized in that: the fluorescence measurement module firstly generates fluorescence by a laser generator, the laser is driven into the transformer oil by a micro fluorescence probe, then the fluorescence generated by the stimulated radiation of the transformer oil is received, the fluorescence is screened by a filter, and is transmitted into a spectrum analyzer through an optical fiber to perform photoelectric signal conversion, and an electric signal is transmitted into a signal processor.
6. The transformer oil multi-parameter detection device mainly based on the fluorescence analysis technology is characterized in that: the DSP processor processes the received electric signals and displays the electric signals on the LCD display screen, and the LCD display screen has the advantages of low energy consumption, low radiation and small occupied space.
The utility model has the advantages that:
1. the experimental device adopts sensors with higher sensitivity to collect data of the transformer oil in real time, the received data is processed by the DSP processor, and turbidity, density, viscosity coefficient, hydrocarbon compounds and fluorescence spectrum are displayed on the LCD display screen. The data of the original measured fault-free transformer oil are compared, whether the transformer breaks down or not is analyzed, and a worker is reminded to maintain the transformer, so that the normal operation of power equipment is guaranteed.
2. The experimental device adopts fluorescence detection, and the sampling is more flexible. The test rate is high, the data analysis speed is high, the process is simple, and online detection can be realized.
Drawings
Fig. 1 is a block diagram of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1, a transformer oil multi-parameter detection device mainly based on fluorescence analysis technology is characterized in that: the device comprises an electric signal sampling module, a compound detection module, a fluorescence measurement module and a signal processing module; the electric signal sampling module comprises a viscosity coefficient sensor (4), a density sensor (5), a turbidity sensor (6) and an LM386 amplifying circuit (7) for amplifying a measured signal, and before the electric signal sampling module is used, the electric signal sampling module is firstly detected whether to be in a normal state; the compound detection module comprises a sensor probe (8) and a hydrocarbon detector (10) and is used for detecting the content of low-molecular hydrocarbon compounds in the transformer oil; the fluorescence measurement module comprises a laser generator (1), a spectrometer probe (2) and a spectrometer (3), wherein fluorescence is generated by the laser generator (1), laser is injected into transformer oil by the spectrometer probe (2), fluorescence generated by stimulated radiation of the transformer oil is received, screening is carried out through a filter, and photoelectric signals are converted by transmitting the fluorescence into the spectrometer (3) through optical fibers, and electric signals are transmitted into a signal processor; the signal processing module comprises a DSP (digital signal processor) 10 and an LCD (liquid crystal display) screen, the DSP 10 processes electric signals of the turbidity sensor 6, the density sensor 5, the viscosity coefficient sensor 4, the hydrocarbon detector 9 and the spectrum analyzer 3 and displays the electric signals on the LCD screen 11, and the LCD screen 11 is a liquid crystal display module with the screen size of 2.6 inches.
Claims (6)
1. A transformer oil multi-parameter detection device mainly based on fluorescence analysis technology is characterized in that: the device comprises an electric signal sampling module, a compound detection module, a fluorescence measurement module and a signal processing module; the electric signal sampling module comprises a turbidity sensor, a density sensor, a viscosity coefficient sensor and an LM386 amplifying circuit, wherein the turbidity sensor, the density sensor, the viscosity coefficient sensor and the LM386 amplifying circuit are placed in the transformer oil; the compound detection module comprises a hydrocarbon detector and a sensor probe; the fluorescence measurement module comprises a spectrometer probe, a laser generator and a spectrometer; the signal processing module comprises a DSP processor and an LCD display screen, and processes the received signals and displays the signals on the display screen.
2. The multi-parameter detection device of transformer oil based on fluorescence analysis technology as claimed in claim 1, characterized in that: the turbidity sensor, the density sensor and the viscosity coefficient sensor can work independently and are not influenced mutually, and detected physical quantities are converted into electric signals respectively.
3. The multi-parameter detection device of transformer oil based on fluorescence analysis technology as claimed in claim 1, characterized in that: the electric signal sampling module transmits the collected electric signals to the signal processing module for processing through the LM386 amplifying circuit.
4. The multi-parameter detection device of transformer oil based on fluorescence analysis technology as claimed in claim 1, characterized in that: the compound detection module converts physical quantity into an electric signal through a sensor probe of the detector and sends the electric signal to the signal processing module.
5. The multi-parameter detection device of transformer oil based on fluorescence analysis technology as claimed in claim 1, characterized in that: the fluorescence measurement module firstly generates fluorescence by a laser generator, the laser is driven into the transformer oil by a micro fluorescence probe, then the fluorescence generated by the stimulated radiation of the transformer oil is received, the fluorescence is screened by a filter, and is transmitted into a spectrum analyzer through an optical fiber to perform photoelectric signal conversion, and an electric signal is transmitted into a signal processor.
6. The multi-parameter detection device of transformer oil based on fluorescence analysis technology as claimed in claim 1, characterized in that: the DSP processor processes the received electric signals and displays the electric signals on the LCD display screen, and the LCD display screen has the advantages of low energy consumption, low radiation and small occupied space.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023048110.5U CN213580674U (en) | 2020-12-17 | 2020-12-17 | Transformer oil multi-parameter detection device mainly based on fluorescence analysis technology |
| LU500203A LU500203B1 (en) | 2020-12-17 | 2021-05-25 | Multi-parameter detection device for transformer oil based on fluorescence analysis technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023048110.5U CN213580674U (en) | 2020-12-17 | 2020-12-17 | Transformer oil multi-parameter detection device mainly based on fluorescence analysis technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213580674U true CN213580674U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023048110.5U Expired - Fee Related CN213580674U (en) | 2020-12-17 | 2020-12-17 | Transformer oil multi-parameter detection device mainly based on fluorescence analysis technology |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN213580674U (en) |
| LU (1) | LU500203B1 (en) |
-
2020
- 2020-12-17 CN CN202023048110.5U patent/CN213580674U/en not_active Expired - Fee Related
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2021
- 2021-05-25 LU LU500203A patent/LU500203B1/en active IP Right Grant
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| Publication number | Publication date |
|---|---|
| LU500203B1 (en) | 2021-11-25 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 Termination date: 20211217 |