CN109540288A - A kind of rotary kiln flame observation device - Google Patents

A kind of rotary kiln flame observation device Download PDF

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Publication number
CN109540288A
CN109540288A CN201811473131.6A CN201811473131A CN109540288A CN 109540288 A CN109540288 A CN 109540288A CN 201811473131 A CN201811473131 A CN 201811473131A CN 109540288 A CN109540288 A CN 109540288A
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CN
China
Prior art keywords
flame
duct
burner
photographic device
rotary kiln
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Granted
Application number
CN201811473131.6A
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Chinese (zh)
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CN109540288B (en
Inventor
王图强
刘卫民
郝利炜
刘鹏飞
张吉秀
郑永超
黄天勇
王林俊
李巍
程文凯
陈楚
凤美玉
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Beijing Building Materials Academy of Sciences Research
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Beijing Building Materials Academy of Sciences Research
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Priority to CN201811473131.6A priority Critical patent/CN109540288B/en
Publication of CN109540288A publication Critical patent/CN109540288A/en
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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00Photometry, e.g. photographic exposure meter
    • G01J1/42Photometry, e.g. photographic exposure meter using electric radiation detectors
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/0014Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation from gases, flames
    • G01J5/0018Flames, plasma or welding
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J2005/0077Imaging

Abstract

The present invention provides a kind of rotary kiln flame observation device, it include: the first flame photographic device and the second flame photographic device, first flame photographic device is mounted in revolution wicket, burner is installed on revolution wicket, second flame photographic device is mounted in the duct opened up in burner, duct is opened up by the end of burner along axial direction, and duct is communicated with the injection air duct of burner internal or rotation air duct.Rotary kiln flame observation device provided by the invention, on the basis of the first flame photographic device is installed in the outside of burner, increase by the second flame photographic device in burner itself, to realize comprehensive observation of the character to flame outwardly and inwardly, increase color comparator pyrometer simultaneously, the solid show to form flame is observed to the temperature gradient of flame, it can observe and evaluate in all directions flame, preferably optimize the efficiency of combustion of fuel, the device is without environmentally friendly and specifically limited, entirely appropriate industrial production occasion, it is safe and reliable.

Description

A kind of rotary kiln flame observation device
Technical field
The present invention relates to flame observation technology fields, more particularly, to a kind of rotary kiln flame observation device.
Background technique
The burner of rotary kiln end is the essential important equipment of cement industry.It generates via burner close to 2000 DEG C thermal-flame, the combustion efficiency of flame is directly related to the efficiency of combustion of fuel, is directly related to rotary kiln institute calcined material The quality and yield of material are related to the consumption of fuel and the discharge amount of pollution to atmospheric environment.Therefore, reliably observation is fiery in real time Flame combustion position, it is most important to carry out related adjustment according to flame, there is important guidance to anticipate energy-saving and emission-reduction, upgrading synergy Justice.
Currently, what is be widely used is to be equipped with high temperature resistant television camera in revolution kiln hood, flame appearance shape is passed through into electricity Cable is transmitted to control centre.It can be seen that from the flame profile of the position that camera is installed and display and flame be only shown Outer shape and combustion case, and the combustion case of flame inside can not be observed.
Summary of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of rotary kiln flame observation devices, can not to solve existing flame observation device Simultaneously observe flame outwardly and inwardly combustion case the problem of.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of rotary kiln flame observation devices, including the first flame to take the photograph As device, the first flame photographic device is mounted in revolution wicket, is equipped with burner, the combustion on the revolution wicket The end of burner is located in the revolution wicket, further includes: the second flame photographic device, the second flame photographic device installation In the duct opened up in the burner, the duct is opened up by the end of the burner along axial direction, the duct and institute The injection air duct or rotation air duct for stating burner internal communicate.
Preferably, the burner includes multilayer sleeve, and the duct is provided with and the injection air duct or whirlwind air duct In the adjacent casing set, the described sleeve pipe between the injection air duct or whirlwind air duct and the duct is equipped with air inlet, institute The second flame photographic device is stated between the air inlet and the end of the burner.
Preferably, the air inlet is located at one end of end of the duct far from the burner.
It preferably, further include radiation temperature measurement device, the radiation temperature measurement device is mounted in the duct.
Preferably, bracket is equipped in the duct, the second flame photographic device and the radiation temperature measurement device are fixed Installation is on the bracket.
Preferably, the bracket includes: support ring and Duo Gen support bar, and the support ring and the inner wall in the duct are fixed Connection, the more support bars along the support ring be arranged radially and the center point of the support ring formed node, it is described Second flame photographic device and radiation temperature measurement device are each attached to the node location.
Preferably, the radiation temperature measurement device is color comparator pyrometer.
Preferably, the first flame photographic device uses High Temperature Optical camera or strong Xanthophyll cycle camera, and described the Two flame photographic devices are all made of strong Xanthophyll cycle camera.
(3) beneficial effect
Rotary kiln flame observation device provided by the invention installs first in the outside of current combustion device On the basis of flame photographic device, while duct is opened up in the casing of burner itself, and the second flame is installed in duct Photographic device, so that comprehensive observation of the burning behavior to flame outwardly and inwardly is realized, to preferably optimize the combustion of fuel Burn efficiency.
In addition, increasing radiation temperature measurement device in duct, the solid to form flame is observed to the temperature gradient of flame It shows, can observe and evaluate in all directions flame, advanced optimize the efficiency of combustion of fuel, the device is without environmental protection and special limit System, entirely appropriate industrial production occasion are safe and reliable.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention Some embodiments for those of ordinary skill in the art without creative efforts, can also basis These attached drawings obtain other attached drawings.
Fig. 1 is the schematic view of the mounting position of rotary kiln flame observation device in the embodiment of the present invention;
Fig. 2 is the structural schematic diagram of burner internal in the embodiment of the present invention;
Fig. 3 is the sectional view of bracket and duct installation in the embodiment of the present invention;
In figure:
1- the first flame photographic device;2- the second flame photographic device;3- turns round wicket;4- rotary kiln;5- burner;6- Duct;7- sprays air duct;8- rotates air duct;9- casing;10- air inlet;11- radiation temperature measurement device;12- bracket;13- support Ring;14- support bar.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below Example is not intended to limit the scope of the invention for illustrating the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
Shown in referring to figs. 1 to Fig. 3, the embodiment of the present invention provides a kind of rotary kiln flame observation device, comprising: the first flame Photographic device 1 and the second flame photographic device 2, the first flame photographic device 1 is mounted in revolution wicket 3, for observing flame External firing situation, revolution wicket 3 be rotary kiln 4 seal, existing burner 5 be typically mounted at revolution wicket 3 Center, the end of burner 5 is located at turn around in wicket 3, and flame sprays and through the end of burner 5 in rotary kiln 4 Material burn.Wherein, the installation position selection of the first flame photographic device 1 is larger, using common High Temperature Optical Camera, naturally it is also possible to use strong Xanthophyll cycle camera, effect is more preferable.
Burner 5 generally comprises the casing 9 of multilayer steel, high-pressure blast and coal dust conveying wind is separated, the end of burner 5 0.5 meter and farther place in addition are up to nearly 2000 DEG C of high temperature, but in the inside of burner 5, because there are the sprays of high-voltage high-speed Wind and rotary wind are penetrated, makes to be maintained at tens degree of general room temperature inside burner 5.Wherein, injection wind is from spraying air duct 7 to burning The end of device 5 is passed through, and rotary wind is passed through from rotation air duct 8 to the end of burner 5.
In order to realize the observation to flame inside combustion case, the second flame photographic device 2 is pacified in the embodiment of the present invention In the duct 6 opened up in burner 5 and be directed at flame inside, duct 6 by burner 5 end along burner 5 axial direction It opens up inwardly, duct 6 is communicated with the injection air duct 7 inside burner 5, or is communicated with rotation air duct 8.By injection air duct 7 or Rotation air duct 8 is that the second flame photographic device 2 in duct 6 is cooled down, to guarantee the normal fortune of the second flame photographic device 2 Turn.It is illustrated so that duct 6 is communicated with injection air duct 7 as an example in figure.Second flame photographic device 2 is all made of strong Xanthophyll cycle camera shooting Head, it is small in size, it is easily installed.
On the basis of the above embodiments, specifically, due to the casing 9 that burner 5 includes multilayer steel, duct 6 is specific It is provided in casing 9, the casing 9 where duct 6 is disposed adjacent with injection air duct 7 or whirlwind air duct 8.Spray air duct 7 or rotation Casing 9 between wind air duct 8 and duct 6 is equipped with air inlet 10, and the second flame photographic device 2 is located at air inlet 10 and burner Between 5 end, entered with guarantee from air inlet 10.
On the basis of the various embodiments described above, air inlet 10 is located at one end of end of the duct 6 far from burner 5, to protect Card has sufficiently long cooling air intake passage in duct 6, sufficiently cools down to the second flame photographic device 2.
On the basis of the various embodiments described above, in order to realize that the distribution situation to flame temperature is tested, so as to fire Flame burning carries out deep layer evaluation and improves, and rotary kiln flame observation device provided in an embodiment of the present invention further includes radiation temperature measurement dress 11 are set, radiation temperature measurement device 11 is used to measure the Temperature Distribution of thermal-flame, and radiation temperature measurement device 11 is similarly mounted on second In duct 6 where flame photographic device 2;It is of course also possible to still further open up a duct, it is only necessary to guarantee the duct and spray Penetrating air duct 7 or whirlwind air duct 8, one of them is communicated, so that radiation temperature measurement device 11 and the second flame photographic device 2 be divided Open installation.
In the above embodiments, the radiation temperature measurement device 11 in duct 6 and the second flame photographic device 2 acquire Signal passes through cable or optical cable and carries out data transmission with the external world.
On the basis of the various embodiments described above, in order to be better achieved to the second flame photographic device 2 and radiation temperature measurement dress It sets 11 to be fixed, to guarantee good ventilating and cooling effect.In the embodiment of the present invention, in duct 6 be equipped with bracket 12, second Flame photographic device 2 and radiation temperature measurement device 11 are fixedly mounted on bracket 12.
In order to further increase ventilating and cooling effect, bracket 12 is specifically included: support ring 13 and Duo Gen support bar 14, support It is fixedly connected between ring 13 and the inner wall in duct 6, interference fit can also be used certainly, as long as can satisfy the spray in high-voltage high-speed Penetrate the disturbance of wind or rotary wind.More being arranged radially along support ring 14 of support bar 13, and in the center point of support ring 13 Collect to form node, the second flame photographic device 2 and radiation temperature measurement device 11 are each attached to node location, spray wind or rotary wind Pass through from the gap between support bar, thus cooling to the second flame photographic device 2 and radiation temperature measurement device 11.
On the basis of the various embodiments described above, colorimetric height is specifically can be used in the radiation temperature measurement device 11 in the embodiment of the present invention Temperature meter, color comparator pyrometer is one kind of radiant-energy thermometer, two kinds of waves in the radiation that color comparator pyrometer is issued according to heated object The ratio between long lower radiation intensity, the principle changed with object actual temperature is made.The ratio between radiation intensity under two kinds of wavelength is measured, just It may know that the temperature of heated object.Compared with leucoscope, what color comparator pyrometer measured is the temperature of real-world object itself, no It needs to correct, measurement result is more accurate.
Rotary kiln flame observation device provided in an embodiment of the present invention is adjacent with injection wind or rotary wind in burner face Steel casing circumference on drill in any suitable position, the axial aperture along burner issues duct, and high-pressure blast connection, into Row cooling, and circle ring rack is set up, burner internal and external strong Xanthophyll cycle camera and color comparator pyrometer are fixed on On bracket, it may be implemented directly to observe flame inside combustion case, while the profiling temperatures of test flame, it can be by flame Temperature Distribution be mapped with flame profile, in display terminal, form three-dimensional temperature reproduction display and temperature describe.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (8)

1. a kind of rotary kiln flame observation device, including the first flame photographic device, the first flame photographic device are mounted on It turns round in wicket, burner is installed on the revolution wicket, the end of the burner is located in the revolution wicket, special Sign is, further includes: the second flame photographic device, the second flame photographic device are mounted on the hole opened up in the burner In road, the duct is opened up by the end of the burner along axial direction, the injection air duct in the duct and the burner internal Or rotation air duct communicates.
2. rotary kiln flame observation device according to claim 1, which is characterized in that the burner includes multilayer set Pipe, the duct are provided in the casing set adjacent with the injection air duct or whirlwind air duct, the injection air duct or whirlwind wind Described sleeve pipe between road and the duct is equipped with air inlet, and the second flame photographic device is located at the air inlet and institute It states between the end of burner.
3. rotary kiln flame observation device according to claim 2, which is characterized in that the air inlet is located at the duct One end of end far from the burner.
4. rotary kiln flame observation device according to claim 2, which is characterized in that further include radiation temperature measurement device, institute Radiation temperature measurement device is stated to be mounted in the duct.
5. rotary kiln flame observation device according to claim 4, which is characterized in that be equipped with bracket, institute in the duct It states the second flame photographic device and the radiation temperature measurement device is fixedly mounted on the bracket.
6. rotary kiln flame observation device according to claim 5, which is characterized in that the bracket include: support ring and More support bars, the support ring are fixedly connected with the inner wall in the duct, diameter of the more support bars along the support ring Node is formed to setting and in the center point of the support ring, the second flame photographic device and radiation temperature measurement device are fixed In the node location.
7. according to the rotary kiln flame observation device any in claim 4 to 6, which is characterized in that the radiation temperature measurement Device is color comparator pyrometer.
8. according to claim 1 to any rotary kiln flame observation device in 6, which is characterized in that first flame Photographic device uses High Temperature Optical camera or strong Xanthophyll cycle camera, and the second flame photographic device is all made of strong Xanthophyll cycle Camera.
CN201811473131.6A 2018-12-04 2018-12-04 Flame observation device of rotary kiln Active CN109540288B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811473131.6A CN109540288B (en) 2018-12-04 2018-12-04 Flame observation device of rotary kiln

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Application Number Priority Date Filing Date Title
CN201811473131.6A CN109540288B (en) 2018-12-04 2018-12-04 Flame observation device of rotary kiln

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CN109540288A true CN109540288A (en) 2019-03-29
CN109540288B CN109540288B (en) 2024-04-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114353952A (en) * 2021-12-04 2022-04-15 河南鼎力电气科技有限公司 Temperature measuring device for cable head of ring main unit and monitoring method thereof

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1429093A (en) * 1965-04-05 1966-02-18 Babcock & Wilcox Co Flame detector
CN1186195A (en) * 1996-11-28 1998-07-01 Bfi明德曼自动化有限责任公司 Flame monitoring apparatus
US6142665A (en) * 1996-07-18 2000-11-07 Abb Alstom Power Ltd Temperature sensor arrangement in combination with a gas turbine combustion chamber
CN201582844U (en) * 2009-10-14 2010-09-15 上海涌能能源科技发展有限公司 Cooling purger for flame monitoring device of boiler burner
KR20120002312A (en) * 2010-06-30 2012-01-05 한국전력공사 Burner monitoring system
CN103982909A (en) * 2014-05-23 2014-08-13 新兴铸管股份有限公司 Monitoring device for flames inside heating furnace
CN206310539U (en) * 2016-11-16 2017-07-07 北京华清燃气轮机与煤气化联合循环工程技术有限公司 A kind of flame monitoring apparatus of combustion chamber
CN207162590U (en) * 2017-08-31 2018-03-30 江苏凯弘新能源管理有限公司 Boiler flame monitoring device
CN209432284U (en) * 2018-12-04 2019-09-24 北京建筑材料科学研究总院有限公司 A kind of rotary kiln flame observation device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1429093A (en) * 1965-04-05 1966-02-18 Babcock & Wilcox Co Flame detector
US6142665A (en) * 1996-07-18 2000-11-07 Abb Alstom Power Ltd Temperature sensor arrangement in combination with a gas turbine combustion chamber
CN1186195A (en) * 1996-11-28 1998-07-01 Bfi明德曼自动化有限责任公司 Flame monitoring apparatus
CN201582844U (en) * 2009-10-14 2010-09-15 上海涌能能源科技发展有限公司 Cooling purger for flame monitoring device of boiler burner
KR20120002312A (en) * 2010-06-30 2012-01-05 한국전력공사 Burner monitoring system
CN103982909A (en) * 2014-05-23 2014-08-13 新兴铸管股份有限公司 Monitoring device for flames inside heating furnace
CN206310539U (en) * 2016-11-16 2017-07-07 北京华清燃气轮机与煤气化联合循环工程技术有限公司 A kind of flame monitoring apparatus of combustion chamber
CN207162590U (en) * 2017-08-31 2018-03-30 江苏凯弘新能源管理有限公司 Boiler flame monitoring device
CN209432284U (en) * 2018-12-04 2019-09-24 北京建筑材料科学研究总院有限公司 A kind of rotary kiln flame observation device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114353952A (en) * 2021-12-04 2022-04-15 河南鼎力电气科技有限公司 Temperature measuring device for cable head of ring main unit and monitoring method thereof
CN114353952B (en) * 2021-12-04 2023-10-20 河南鼎力电气科技有限公司 Ring main unit cable head temperature measuring device and monitoring method thereof

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