CN111595447A - Industrial furnace temperature and spectrum continuous measuring device and measuring method - Google Patents
Industrial furnace temperature and spectrum continuous measuring device and measuring method Download PDFInfo
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- CN111595447A CN111595447A CN201911094118.4A CN201911094118A CN111595447A CN 111595447 A CN111595447 A CN 111595447A CN 201911094118 A CN201911094118 A CN 201911094118A CN 111595447 A CN111595447 A CN 111595447A
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- 238000000034 method Methods 0.000 title claims abstract description 10
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- 230000003287 optical effect Effects 0.000 claims abstract description 62
- 230000008878 coupling Effects 0.000 claims abstract description 48
- 238000010168 coupling process Methods 0.000 claims abstract description 48
- 238000005859 coupling reaction Methods 0.000 claims abstract description 48
- 238000001816 cooling Methods 0.000 claims abstract description 38
- 239000013307 optical fiber Substances 0.000 claims abstract description 30
- 230000003595 spectral effect Effects 0.000 claims abstract description 18
- 239000000919 ceramic Substances 0.000 claims abstract description 16
- 239000013078 crystal Substances 0.000 claims abstract description 15
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims description 18
- 230000004907 flux Effects 0.000 claims description 10
- 239000000835 fiber Substances 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 16
- 239000010959 steel Substances 0.000 abstract description 16
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 238000009628 steelmaking Methods 0.000 description 13
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 8
- 239000000843 powder Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
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- 230000008569 process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0044—Furnaces, ovens, kilns
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/04—Casings
- G01J5/041—Mountings in enclosures or in a particular environment
- G01J5/042—High-temperature environment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/08—Optical arrangements
- G01J5/0801—Means for wavelength selection or discrimination
- G01J5/0802—Optical filters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/10—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors
- G01J5/28—Radiation pyrometry, e.g. infrared or optical thermometry using electric radiation detectors using photoemissive or photovoltaic cells
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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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
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Abstract
The invention relates to a device and a method for continuously measuring the temperature and the spectrum in an industrial furnace, comprising the following steps: the device comprises a high-temperature-resistant light guide transistor, optical coupling equipment, a spectrometer and a temperature measurement component, wherein one end of the high-temperature-resistant light guide transistor is arranged in an industrial furnace, the other end of the high-temperature-resistant light guide transistor is connected with the optical coupling equipment, and the optical coupling equipment is connected with the temperature measurement component and the spectrometer through optical fibers; the high-temperature-resistant light guide transistor comprises a ceramic outer tube, a light guide crystal rod is arranged in an inner cavity of the ceramic outer tube, and a support is filled between the light guide crystal rod and the inner wall of the ceramic outer tube; and a water cooling device is arranged outside the optical coupling device. The device can not continuously measure the temperature of the industrial furnace, can synchronously obtain accurate spectral information in the furnace, is used for analyzing information such as components, concentration, content and the like of materials in the furnace, and is beneficial to improving the quality of steel.
Description
Technical Field
The invention relates to the field of temperature measuring equipment, in particular to a device and a method for continuously measuring the temperature and the spectrum in an industrial furnace.
Background
At present, the temperature of molten steel in a steel making furnace is measured discontinuously by mainly adopting a thermocouple, and the components of the molten steel are analyzed by sampling and then are detected off line. The continuous online measurement of the temperature of molten steel in the steel-making furnace is of great significance for realizing the intelligent and automatic control of the steel-making production process and improving the quality of steel. Meanwhile, the spectrum of the molten steel in the steelmaking furnace is monitored on line in real time, and the method has important significance for realizing the intelligent control of steelmaking production and improving the quality of steel products. By extracting and processing the spectral information of the molten steel in the steelmaking process, the information such as the components, the concentration, the content and the like of the steel can be monitored on line.
At present, an effective detection means is not available for the online continuous detection of the temperature and the spectrum in the steel-making furnace in the ultra-high temperature environment (above 1600 ℃), because no light-guiding medium capable of resisting the high temperature in the furnace conducts out the spectrum information in the furnace, and the temperature and the spectrum information obtained by the test of an observation port outside the steel-making furnace are often rich in the interference of factors such as water vapor, smoke dust, plasma flash and the like in the steel-making process, so that the temperature and the spectrum information of the molten steel cannot be accurately measured.
Disclosure of Invention
In order to solve the technical problems, the invention adopts the technical scheme that: a continuous measuring device for temperature and spectrum in an industrial furnace comprises: the device comprises a high-temperature-resistant light guide transistor, optical coupling equipment, a spectrometer and a temperature measurement component, wherein one end of the high-temperature-resistant light guide transistor is arranged in an industrial furnace, the other end of the high-temperature-resistant light guide transistor is connected with the optical coupling equipment, and the optical coupling equipment is respectively connected with the temperature measurement component and the spectrometer through optical fibers;
the high-temperature-resistant light guide transistor comprises a ceramic outer tube, a light guide crystal rod is arranged in an inner cavity of the ceramic outer tube, and a support is filled between the light guide crystal rod and the inner wall of the ceramic outer tube;
and a water cooling device is arranged outside the optical coupling device.
In a further improvement, the temperature measuring assembly comprises: the optical coupling device is connected with two second optical fibers, and the two second optical fibers are respectively and sequentially connected with the optical filter and the photoelectric detector.
The optical coupling device is connected with the spectrometer through a first optical fiber, and the connection position of the two second optical fibers, the first optical fiber and the optical coupling device forms an equilateral triangle shape taking the centers of the fiber cores of the three optical fibers as vertexes.
The improved structure is characterized in that one end of the optical coupling device is in threaded connection with the inner wall of one end of the water cooling device, and the other end of the water cooling device is in threaded connection with the high-temperature-resistant light guide transistor.
The water cooling device is characterized in that a water inlet of the water cooling device is connected with a water pump through a pipeline, and the water pump is connected with a control device.
The improved water cooling device is characterized in that a temperature sensor is arranged on the water cooling device and connected with the control device.
In addition, the invention provides a method for measuring by adopting the device, which comprises the following steps:
the two photoelectric detectors convert the collected optical signals into electric signals, the signal processing equipment converts the two electric signals into temperature values and displays the temperature values, meanwhile, the signal processing equipment records the temperature values and first time information of the optical signals collected by the photoelectric detectors, and packs and stores the temperature values and the time information;
when the photoelectric detector collects an optical signal, the signal processing equipment sends an instruction to the spectrograph, the spectrograph collects and displays the spectral data, and the spectrograph records the spectral data and second time information during collection;
wherein the first time information is the same as the second time information.
The invention has the beneficial effects that:
the invention provides a device and a method for continuously measuring the temperature and the spectrum in an industrial furnace, which adopts a high-temperature-resistant light guide pipe, the high-temperature-resistant light guide pipe is placed in molten steel in the industrial furnace, the light radiation flux and the spectrum information in the steelmaking furnace are conducted out, the conducted light flux is coupled into an optical fiber and conducted through an optical coupling device, the optical coupling device is protected and cooled through a water cooling system, the interference of water vapor, smoke dust and plasma flash in the steelmaking furnace on temperature measurement and the spectrum information can be eliminated, the temperature in the furnace is inverted through a spectrum temperature measurement principle, and the spectrum data information in the furnace is given at the same time for analyzing the characteristics of the components and the content in the molten steel, so that the device measures the spectrum data information in the furnace while measuring the temperature.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a temperature colorimetric measuring device for measuring temperature in an industrial furnace according to the present invention;
FIG. 2 is a schematic diagram of a structure of a high temperature-resistant light-guiding transistor according to the present invention;
FIG. 3 is a schematic diagram of the optical coupling device of the present invention;
FIG. 4 is a schematic structural diagram of the water cooling apparatus of the present invention;
FIG. 5 is a schematic view of the water cooling cycle of the present invention;
fig. 6 is a schematic diagram of a combination of three optical fibers according to the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
In the description of the invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
As shown in fig. 1, the present invention provides a continuous measuring apparatus for temperature and spectrum in an industrial furnace, comprising: the high-temperature-resistant light guide device comprises a high-temperature-resistant light guide transistor 1, an optical coupling device 2, a spectrometer 7 and a temperature measurement component 3, wherein one end of the high-temperature-resistant light guide transistor 1 is arranged in an industrial furnace 100, the other end of the high-temperature-resistant light guide transistor is connected with the optical coupling device 2 and used for collecting light rays in the furnace and guiding the light rays to the other end of the high-temperature-resistant transistor to be connected with the optical coupling device, and the optical coupling device 2 is respectively connected with the temperature measurement component 3 and;
as shown in fig. 2, the high temperature resistant light guide transistor 1 includes: the light guide structure comprises a ceramic outer tube 11, wherein a light guide crystal rod 12 arranged along the extension direction of the ceramic outer tube is arranged in an inner cavity of the ceramic outer tube, and a support 13 is filled between the light guide crystal rod 12 and the inner wall of the ceramic outer tube 11. Specifically, the ceramic outer tube may be made of zirconia (ZrO2) -based ceramic or Zirconia Toughened Alumina (ZTA), the light-guiding crystal rod is an alumina crystal rod, and the support filled between the light-guiding crystal rod and the inner wall of the ceramic outer tube may be any high-temperature-resistant powder, such as: zirconia powder, alumina powder, or the like. In this embodiment, the filler is made of alumina powder, and when the crystal rod and the filler powder are made of the same material, the crystal rod and the filler powder have the same expansion and absorption parameters, so that the crystal rod and the filler powder can be well combined, and the generated thermal stress is also small, so that the high-temperature-resistant light-guiding transistor has strong thermal shock and thermal shock resistance.
Meanwhile, in order to facilitate the connection between the high-temperature-resistant light guide transistor and the optical coupling device, a connecting end 14 is installed at one end of the high-temperature-resistant light guide transistor, the light guide crystal rod extends out of the connecting end, the connecting end is in threaded connection with the optical coupling device, and when the water cooling device is arranged outside the optical coupling device, the connecting end is connected with the water cooling device arranged outside the optical coupling device in a threaded connection mode.
The device replaces the traditional light splitting device through the optical coupling equipment, and has the advantages of simple structure, low cost and simple assembly.
The device adopts the high-temperature-resistant light pipe, the high-temperature-resistant light pipe is placed in molten steel in an industrial furnace, the light radiation flux and the spectral information in the steelmaking furnace are conducted out, the conducted light flux is coupled into the optical fiber and conducted through the optical coupling equipment, the optical coupling equipment is protected and cooled through the water cooling system, the interference of water vapor, smoke dust and plasma flash in the steelmaking furnace on temperature measurement and spectral information can be eliminated, the temperature in the furnace is inverted through the spectrum temperature measurement principle, the spectral data information in the furnace is given at the same time, and the characteristics of components and content in the molten steel are obtained, so that the device measures the spectral data information in the furnace while measuring the temperature.
As shown in fig. 3, the optical coupling device 2 of the present apparatus includes: the outer wall 21 of bucket type, it has two lenses 23 to inlay in the outer wall 21 inner chamber 22, be equipped with water cooling plant 4 outside outer wall 21. The water cooling equipment continuously cools the optical coupling equipment through circulating water.
As shown in fig. 1, in a further improvement, the temperature measuring component 3 includes: the optical coupling device comprises a signal processing device 31, two photoelectric detectors 32 and two optical filters 34, wherein the two photoelectric detectors 32 are connected with the signal processing device 31, the optical coupling device 2 is connected with two second optical fibers 5, and the two second optical fibers 5 are respectively connected with one optical filter 34 and one photoelectric detector 32 in sequence. The light flux is coupled into two second optical fibers and transmitted therein, filters of 480nn and 650nm are respectively connected behind the two second optical fibers, a photoelectric detector 32 is respectively connected behind the two filters 34 to convert the light signal into an electric signal, the signal processing device converts and processes the light signal, and then the temperature of the surface of the object to be measured is displayed through a display device 33 connected with the signal processing device. Specifically, different filters are selected according to different temperature measurement ranges. In this example, the selection of filters of 480nn and 650nm is only one embodiment. Wherein, the signal processing equipment is a singlechip or a computer.
As shown in fig. 6, in a further improvement, the optical coupling device 2 is connected to the spectrometer 7 through a first optical fiber 8, and the connection between the two second optical fibers 5, the first optical fiber 8 and the optical coupling device 2 forms an equilateral triangle shape with the center of the three fiber cores as the vertex. In this embodiment, the optical coupling device is used to converge the light flux in the industrial furnace into a circle with a radius R and a center of O, and the three optical fibers are arranged into an optical fiber array with an equilateral triangle whose cross section is centered on the fiber core, and the center point of the equilateral triangle is at the same point as the center of the circle. Thus, the luminous fluxes irradiated on the three optical fibers are uniform and identical.
As shown in fig. 4, in a further modification, one end of the water cooling device 4 along the extending direction of the optical coupling device 2 is provided with a water inlet 41, and the other end is provided with a water outlet 42. The inlet 41 and outlet 42 are connected by pipes to a reservoir or other container.
The further improvement is that one end of the optical coupling device 2 is in threaded connection with the inner wall of one end of the water cooling device 4, and the other end of the water cooling device 4 is in threaded connection with the high-temperature-resistant light guide transistor 1. Specifically, as shown in the figure, the inner wall of the right end of the water cooling device 4 has an internal thread 43, and the outer wall of the right end of the optical coupling device 2 has an external thread 24 matching with the internal thread, and the two are connected by thread fit. The left end of the water cooling device 4 has an external thread 44, and is connected to the high temperature resistant light guide transistor 1 through the external thread 44.
As shown in fig. 5, the improvement is that the water inlet 41 is connected with a water pump 45 through a pipeline, and the water pump 45 is connected with a control device 47. In this embodiment, controlgear is the singlechip for the operating condition of control water pump makes the hydrologic cycle in the water cooling plant rapider through the water pump, improves cooling efficiency. The heat conducted by the high-temperature-resistant light-conducting transistor in the industrial furnace is contacted with the front end of the water cooling equipment and is taken away through water cooling circulation. The heat radiated from the outer wall of the industrial furnace is directly absorbed by the outer wall of the water cooling equipment and is taken away through water cooling circulation, so that the optical coupling equipment is effectively protected, and although the temperature in the furnace reaches more than 1500 ℃, and the temperature of the outer wall of the industrial furnace also reaches more than 150 ℃, the optical coupling equipment can be effectively protected by the water cooling equipment, and the radiation flux in the furnace can be effectively transmitted out.
The temperature in the industrial furnace changes along with the industrial process, and the internal temperature of the water cooling system is kept below 150 ℃ so as to ensure the normal operation of the optical coupling equipment. The water circulation speed is lower when the temperature is low, and is higher when the temperature in the industrial furnace is high. In order to control the speed of the water circulation, in this embodiment, the water cooling device is provided with a temperature sensor 46, and the temperature sensor 46 is connected to the control device 47. At least one temperature value is preset in the control equipment, and when the temperature measured by the temperature sensor is higher than the temperature value, the control equipment improves the working power of the water pump so as to improve the rotating speed of the water pump and accelerate the water circulation speed in the water cooling equipment. In another embodiment, a plurality of temperature values are preset in the control device, if the measured water temperature is lower than 100 ℃, the water pump can not work, the rotating speed of the water pump is gradually increased along with the increase of the measured temperature value, when the measured temperature exceeds 150 ℃, the control device can drive the alarm to give an alarm, and at the moment, the fan can be started, and air cooling is used for assisting in cooling. Specifically, when the temperature measured by the temperature sensor is less than 100 ℃, the rotating speed of the water pump is 0 (not working); when the temperature measured by the temperature sensor is less than 110 ℃, the rotating speed of the water pump is 1; the temperature measured by the temperature sensor at 110 ℃ is less than 120 ℃, and the rotating speed of the water pump is 2; the temperature measured by the temperature sensor at 120 ℃ is less than 130 ℃, and the rotating speed of the water pump is 3; the temperature measured by the temperature sensor at 130 ℃ is less than 140 ℃, and the rotating speed of the water pump is 4; the temperature measured by the temperature sensor at 140 ℃ is less than 150 ℃, and the rotating speed of the water pump is 5; when the temperature sensor measures the temperature at 150 ℃, the alarm gives an alarm.
The invention also provides a method for measuring by adopting the continuous measuring device for the temperature and the spectrum in the industrial furnace, which comprises the following steps:
the two photoelectric detectors convert the collected optical signals into electric signals, the signal processing equipment converts the two electric signals into temperature values and displays the temperature values, meanwhile, the signal processing equipment records the temperature values and first time information of the optical signals collected by the photoelectric detectors, and packs and stores the temperature values and the time information;
when the photoelectric detector collects an optical signal, the signal processing equipment sends an instruction to the spectrograph, the spectrograph collects and displays the spectral data, and the spectrograph records the spectral data and second time information during collection;
wherein the first time information is the same as the second time information.
Specifically, the temperature and spectral data may be collected and recorded in two ways:
automatically acquiring temperature and spectrum data: the two photoelectric detectors convert optical signals transmitted through the optical fiber into electric signals according to a fixed adopted frequency, the signal processing equipment converts the electric signals into temperature values, records time for measuring the temperature values, and packs and stores the time and the temperature values. Meanwhile, the spectrometer collects the spectral data in the furnace at the same time point and the same sampling frequency as the photoelectric detector, and packs and stores the spectral data and the collected time point. When a user needs to check the spectral data corresponding to a certain temperature value, the user only needs to search the spectral data corresponding to the time point on the spectrometer by using the acquisition time point corresponding to the temperature value. Therefore, the user can obtain the temperature in the furnace and also obtain accurate spectral data information of the molten steel in the furnace when the temperature is measured.
In the embodiment, a spectrometer with a GPIO function is selected for spectrum collection, a spectrometer user can program, the GPIO usually supports various communication modes such as I2C, SPI, RS232 and the like, and can also carry out direct control.
Semi-automatically collecting temperature and spectrum data: when a user needs to know the temperature and the spectrum data of the molten steel of the industrial furnace, a starting signal is given to the signal processing equipment and the spectrometer from the outside, then the signal processing equipment converts the signal collected by the photoelectric detector into a temperature value and displays the temperature value, and meanwhile, the spectrometer collects and displays the spectrum information.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (7)
1. A continuous measuring device for temperature and spectrum in an industrial furnace is characterized by comprising: the device comprises a high-temperature-resistant light guide transistor, optical coupling equipment, a spectrometer and a temperature measurement component, wherein one end of the high-temperature-resistant light guide transistor is arranged in an industrial furnace, the other end of the high-temperature-resistant light guide transistor is connected with the optical coupling equipment, and the optical coupling equipment is respectively connected with the temperature measurement component and the spectrometer through optical fibers;
the high-temperature-resistant light guide transistor comprises a ceramic outer tube, a light guide crystal rod is arranged in an inner cavity of the ceramic outer tube, and a support is filled between the light guide crystal rod and the inner wall of the ceramic outer tube;
and a water cooling device is arranged outside the optical coupling device.
2. The apparatus for continuous measurement of temperature and spectrum in industrial furnace according to claim 1, wherein the temperature measurement assembly comprises: the optical coupling device is connected with two second optical fibers, and the two second optical fibers are respectively and sequentially connected with the optical filter and the photoelectric detector.
3. The apparatus as claimed in claim 2, wherein the optical coupling device is connected to the spectrometer through a first optical fiber, and the junction between the two second optical fibers, the first optical fiber and the optical coupling device forms an equilateral triangle shape with the center of the fiber core of the three optical fibers as the vertex.
4. The continuous temperature and spectrum measuring device in the industrial furnace according to claim 1, wherein one end of the optical coupling device is connected with the inner wall of one end of the water cooling device through a screw thread, and the other end of the water cooling device is connected to the high temperature resistant light guide transistor through a screw thread.
5. The continuous temperature and spectrum measuring device in the industrial furnace according to claim 4, wherein the water inlet of the water cooling device is connected with a water pump through a pipeline, and the water pump is connected with a control device.
6. The continuous temperature and spectrum measuring device in the industrial furnace according to claim 5, wherein a temperature sensor is arranged on the water cooling equipment, and the temperature sensor is connected with the control equipment.
7. A method for measuring by using the continuous measuring device for temperature and spectrum in the industrial furnace according to any one of claims 1 to 6, which is characterized by comprising the following steps:
the high-temperature-resistant light guide transistor couples the collected luminous flux into the optical fiber through the optical coupling equipment, and then further conducts the collected luminous flux into the spectrometer and the temperature measuring component;
the two photoelectric detectors convert the collected optical signals into electric signals, the signal processing equipment converts the two electric signals into temperature values and displays the temperature values, meanwhile, the signal processing equipment records the temperature values and first time information of the optical signals collected by the photoelectric detectors, and packs and stores the temperature values and the time information;
when the photoelectric detector collects an optical signal, the signal processing equipment sends an instruction to the spectrograph, the spectrograph collects and displays the spectral data, and the spectrograph records the spectral data and second time information during collection;
wherein the first time information is the same as the second time information.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911094118.4A CN111595447A (en) | 2019-11-11 | 2019-11-11 | Industrial furnace temperature and spectrum continuous measuring device and measuring method |
| AU2020103348A AU2020103348A4 (en) | 2019-11-11 | 2020-11-10 | Device for continuously measuring temperature and spectrum in industrial furnace, and measurement method using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911094118.4A CN111595447A (en) | 2019-11-11 | 2019-11-11 | Industrial furnace temperature and spectrum continuous measuring device and measuring method |
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| CN111595447A true CN111595447A (en) | 2020-08-28 |
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| CN201911094118.4A Withdrawn CN111595447A (en) | 2019-11-11 | 2019-11-11 | Industrial furnace temperature and spectrum continuous measuring device and measuring method |
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| AU (1) | AU2020103348A4 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112414561A (en) * | 2020-09-22 | 2021-02-26 | 菲兹克光电(长春)有限公司 | High-temperature high-speed thermometer based on colorimetric method |
| CN112525888A (en) * | 2020-10-21 | 2021-03-19 | 河钢股份有限公司 | Device and method for rapidly detecting temperature and components of vacuum induction furnace |
| CN112665748A (en) * | 2020-12-16 | 2021-04-16 | 南京信息工程大学 | Split type spectrum thermometer for near space detection and atmospheric temperature inversion method |
| CN113063501A (en) * | 2021-04-12 | 2021-07-02 | 华中科技大学 | Thermal radiation diagnosis system and method based on double photoelectric detectors |
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2019
- 2019-11-11 CN CN201911094118.4A patent/CN111595447A/en not_active Withdrawn
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2020
- 2020-11-10 AU AU2020103348A patent/AU2020103348A4/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112414561A (en) * | 2020-09-22 | 2021-02-26 | 菲兹克光电(长春)有限公司 | High-temperature high-speed thermometer based on colorimetric method |
| CN112525888A (en) * | 2020-10-21 | 2021-03-19 | 河钢股份有限公司 | Device and method for rapidly detecting temperature and components of vacuum induction furnace |
| CN112665748A (en) * | 2020-12-16 | 2021-04-16 | 南京信息工程大学 | Split type spectrum thermometer for near space detection and atmospheric temperature inversion method |
| CN112665748B (en) * | 2020-12-16 | 2022-09-23 | 南京信息工程大学 | Split type spectrum thermometer for near space detection and atmospheric temperature inversion method |
| CN113063501A (en) * | 2021-04-12 | 2021-07-02 | 华中科技大学 | Thermal radiation diagnosis system and method based on double photoelectric detectors |
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| AU2020103348A4 (en) | 2021-01-21 |
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