CN105738006A - Optical fiber sensing temperature-measuring device for power distribution cabinet - Google Patents
Optical fiber sensing temperature-measuring device for power distribution cabinet Download PDFInfo
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- CN105738006A CN105738006A CN201410747590.4A CN201410747590A CN105738006A CN 105738006 A CN105738006 A CN 105738006A CN 201410747590 A CN201410747590 A CN 201410747590A CN 105738006 A CN105738006 A CN 105738006A
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- signal
- optical fiber
- master controller
- power distribution
- distribution cabinet
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- Measuring Temperature Or Quantity Of Heat (AREA)
- Radiation Pyrometers (AREA)
Abstract
The invention discloses an optical fiber sensing temperature-measuring device for a power distribution cabinet, and the device comprises a signal collection device, a signal processing device, a main controller, a keyboard, and a display screen. The signal collection device is connected with the signal processing device, and the signal processing device is connected with the main controller. The main controller is connected with the keyboard and the display screen, and is provided with a communication interface. The main controller is connected with the upper computer through the communication interface. The signal collection device comprises a first optical fiber sensing channel and a second optical fiber sensing channel. The signal processing device comprises an optical fiber signal amplifier, a signal sampling circuit, and an A/D converter. The first and second optical sensing channels are respectively with the optical fiber signal amplifier, and the output end of the optical fiber signal amplifier is connected with the signal sampling circuit. The output end of the signal sampling circuit is connected with the A/D converter, and the output end of the A/D converter is connected with the main controller. The device achieves high-precision measurement and quick response through the optical sensing channels, and improves the anti-electromagnetic interference capability.
Description
Technical field
The present invention relates to a kind of temperature measuring equipment, be specifically related to a kind of optical fiber sensing temperature measuring device for power distribution cabinet.
Background technology
Power distribution cabinet, it it is the chest placing electrical equipment and circuit, for distributing electric power energy, in power distribution cabinet, each element and circuit are under normal circumstances, serious heating, burning phenomenon will not be produced, but when circuit malfunctions, for instance electronic component generates heat, the temperature within power distribution cabinet is raised, temperature is too high causes very big impact to the electronic equipment within power distribution cabinet, can damage electronic equipment time serious.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, it is an object of the invention to a kind of optical fiber sensing temperature measuring device for power distribution cabinet.
nullTo achieve these goals，The technical solution used in the present invention is: a kind of optical fiber sensing temperature measuring device for power distribution cabinet，Including signal pickup assembly、Signal processing apparatus、Master controller、Keyboard and display screen，It is characterized in that，Described signal pickup assembly connects signal processing apparatus，Described signal processing apparatus connects master controller，Described master controller is connected with described keyboard and display screen，Described master controller arranges communication interface，Described master controller is connected with host computer by communication interface，Described signal pickup assembly includes the first Fibre Optical Sensor passage and the second Fibre Optical Sensor passage，Described signal processing apparatus includes fiber-optic signal amplifier、Signal sample circuit and A/D converter，Described first Fibre Optical Sensor passage and the second Fibre Optical Sensor passage connect fiber-optic signal amplifier respectively，The outfan of described fiber-optic signal amplifier connects signal sample circuit，The outfan of described signal sample circuit connects A/D converter，The outfan of described A/D converter connects master controller.
Described master controller adopts single-chip microcomputer 80C51 chip.
The communication interface of described master controller and host computer adopts RS232 interface.
The invention have the benefit that and by Fibre Optical Sensor passage, the temperature in power distribution cabinet is detected, it is achieved high-acruracy survey and quickly response, by optical fiber non-contact measurement, improve anti-electromagnetic interference capability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further discussed below.
As it is shown in figure 1, be a kind of optical fiber sensing temperature measuring device figure for power distribution cabinet of proposing of the present invention.
nullAs shown in Figure 1，A kind of optical fiber sensing temperature measuring device for power distribution cabinet，Signal pickup assembly、Signal processing apparatus、Master controller、Keyboard and display screen，Described signal pickup assembly connects signal processing apparatus，Described signal processing apparatus connects master controller，Described master controller is connected with described keyboard and display screen，Described master controller arranges communication interface，Described master controller is connected with host computer by communication interface，Described signal pickup assembly includes the first Fibre Optical Sensor passage and the second Fibre Optical Sensor passage，Described signal processing apparatus includes fiber-optic signal amplifier、Signal sample circuit and A/D converter，Described first Fibre Optical Sensor passage and the second Fibre Optical Sensor passage connect fiber-optic signal amplifier respectively，The outfan of described fiber-optic signal amplifier connects signal sample circuit，The outfan of described signal sample circuit connects A/D converter，The outfan of described A/D converter connects master controller.
Described master controller adopts single-chip microcomputer 80C51 chip.
The communication interface of described master controller and host computer adopts RS232 interface.
In the embodiment of the present invention, by arranging two-way Fibre Optical Sensor passage, the temperature of power distribution cabinet is detected, it is ensured that the thermometric requirement to power distribution cabinet.Temperature in power distribution cabinet is detected by the present invention by Fibre Optical Sensor passage, it is achieved high-acruracy survey and quickly response, by optical fiber non-contact measurement, improves anti-electromagnetic interference capability.
Claims (3)
- null1. the optical fiber sensing temperature measuring device for power distribution cabinet，Including signal pickup assembly、Signal processing apparatus、Master controller、Keyboard and display screen，It is characterized in that，Described signal pickup assembly connects signal processing apparatus，Described signal processing apparatus connects master controller，Described master controller is connected with described keyboard and display screen，Described master controller arranges communication interface，Described master controller is connected with host computer by communication interface，Described signal pickup assembly includes the first Fibre Optical Sensor passage and the second Fibre Optical Sensor passage，Described signal processing apparatus includes fiber-optic signal amplifier、Signal sample circuit and A/D converter，Described first Fibre Optical Sensor passage and the second Fibre Optical Sensor passage connect fiber-optic signal amplifier respectively，The outfan of described fiber-optic signal amplifier connects signal sample circuit，The outfan of described signal sample circuit connects A/D converter，The outfan of described A/D converter connects master controller.
- 2. a kind of optical fiber sensing temperature measuring device for power distribution cabinet according to claim 1, it is characterised in that: described master controller adopts single-chip microcomputer 80C51 chip.
- 3. a kind of optical fiber sensing temperature measuring device for power distribution cabinet according to claim 1, it is characterised in that: the communication interface of described master controller and host computer adopts RS232 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410747590.4A CN105738006A (en) | 2014-12-10 | 2014-12-10 | Optical fiber sensing temperature-measuring device for power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410747590.4A CN105738006A (en) | 2014-12-10 | 2014-12-10 | Optical fiber sensing temperature-measuring device for power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105738006A true CN105738006A (en) | 2016-07-06 |
Family
ID=56238206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410747590.4A Pending CN105738006A (en) | 2014-12-10 | 2014-12-10 | Optical fiber sensing temperature-measuring device for power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105738006A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106323502A (en) * | 2016-08-31 | 2017-01-11 | 镇江大全赛雪龙牵引电气有限公司 | High-voltage power distribution cabinet monitoring system |
| CN109632135A (en) * | 2019-01-16 | 2019-04-16 | 安徽升隆电气有限公司 | A kind of wireless transmission optical fiber temperature-measurement equipment |
-
2014
- 2014-12-10 CN CN201410747590.4A patent/CN105738006A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106323502A (en) * | 2016-08-31 | 2017-01-11 | 镇江大全赛雪龙牵引电气有限公司 | High-voltage power distribution cabinet monitoring system |
| CN109632135A (en) * | 2019-01-16 | 2019-04-16 | 安徽升隆电气有限公司 | A kind of wireless transmission optical fiber temperature-measurement equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160706 |
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| WD01 | Invention patent application deemed withdrawn after publication |