CN109405533A - Simulated experiment Multifunctional rotary kiln device - Google Patents
Simulated experiment Multifunctional rotary kiln device Download PDFInfo
- Publication number
- CN109405533A CN109405533A CN201811287853.2A CN201811287853A CN109405533A CN 109405533 A CN109405533 A CN 109405533A CN 201811287853 A CN201811287853 A CN 201811287853A CN 109405533 A CN109405533 A CN 109405533A
- Authority
- CN
- China
- Prior art keywords
- rotary kiln
- boiler tube
- ontology
- inclination angle
- transmission device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/12—Rotary-drum furnaces, i.e. horizontal or slightly inclined tiltable
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/26—Drives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/34—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/36—Arrangements of air or gas supply devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/42—Arrangement of controlling, monitoring, alarm or like devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The present invention provides a kind of simulated experiment Multifunctional rotary kiln device, including rotary kiln ontology, transmission device, temperature control equipment and inclination angle regulation device;The rotary kiln body exterior is equipped with the high-speed camera for recording rotary kiln internal-response phenomenon;The transmission device is placed in the side at rotary kiln ontology both ends, and the rotary kiln ontology is driven to rotate;The temperature control equipment is placed in the rotary kiln body exterior, for simulating the temperature in boiler tube described in the period different in practical iron ore reduction production;The inclination angle regulation device is placed in the rotary kiln body exterior, for adjusting the inclination angle of the rotary kiln ontology.Observation video recording in real time is carried out in above-mentioned apparatus rotary kiln, the influence that research gas with various produces rotary kiln is arranged reaction process of the multistage heating and heat preservation process simulation material in entire rotary kiln, and is arranged according to the various parameters that experiment needs to adjust rotary kiln.
Description
Technical field
The present invention relates to metallurgical technology fields, and in particular to a kind of simulated experiment Multifunctional rotary kiln device.
Background technique
Due to the shortage of environmental pressure and coke resource, direct reduction iron making technique is greatly developed in China.Revolution
Kiln method is concerned as the leading technology of coal-based direct reduction.Relative to traditional blast furnace, for rotary kiln technology research also
And it is not perfect, the analog study of especially laboratory stage is on the low side.Essentially consist in lab scale pipe known to the country at present
The function of furnace is relatively simple or can not rotate, and can not simulate the function of rotary kiln rotation;It is open type continuous production,
It is unable to control influence of the furnace atmosphere to learning gas to reaction zone material;It can not be to anti-in boiler tube for formula closed at both ends
Area is answered to be observed and recorded;Boiler tube diameter is too small --- powder is not available in field of metallurgy especially rotary kiln class reactor
In the case where material, mineral multiselect takes lump ore or pellet, and size reaches 5mm or more, and pelletizing diameter is generally even more to reach
10mm or more, too small boiler tube can not accurate simulation material in the rotary motion of rotary kiln and material loading to rotary kiln
The influence situation of technique.Above several situations can not rationally simulation actual production.
For this purpose, needing a kind of Multifunctional rotary kiln simulator suitable for simulated experiment.
Summary of the invention
To solve the problems of the prior art, the present invention provides a kind of simulated experiment Multifunctional rotary kiln device, described
Rotary kiln device includes rotary kiln ontology, transmission device 4, temperature control equipment 9 and inclination angle regulation device 10;
Boiler tube 8 is arranged in the rotary kiln body interior, and admission line and tail gas discharging pipe is respectively set in 8 both ends of boiler tube
Road, the rotary kiln body exterior are equipped with the high-speed camera 1 for recording rotary kiln internal-response phenomenon;
The transmission device is placed in the side at rotary kiln ontology both ends, and the rotary kiln ontology is driven to rotate;
The temperature control equipment 9 is placed in the rotary kiln body exterior, for simulating in practical iron ore reduction production not
Temperature in boiler tube 8 described in the same period;
The inclination angle regulation device 10 is placed in the rotary kiln body exterior, for adjusting inclining for the rotary kiln ontology
Angle.
The boiler tube connect 2a by the first rotary joint with the admission line,
The boiler tube connect 2b by the second rotary joint with the exhaust emission pipeline;So that during iron ore reduction
When the boiler tube rotates, the admission line and the exhaust emission pipeline are static.
The high-speed camera 1 and the admission line it is opposite with boiler tube one end connection,
The connection of the admission line and high-speed camera 1 is detachable connection.
Boiler tube both ends the first rotary joint 2a and the second rotary joint 2b are directly respectively equipped with flange 3, described
Transmission device 4 drives boiler tube rotation by the rotation of control flange 3.
Heat insulation stove plug 5 is equipped in the boiler tube;
The boiler tube is divided into reaction zone and non-reaction zone by the furnace plug, and the material of reaction zone is completely cut off and protected
Temperature.
The heat insulation stove plug 5 is movable furnace plug, by adjusting position of the furnace plug in boiler tube, changes boiler tube internal-response
The length in area.
The furnace tube material is one of quartz, corundum, special rolling-mill section.
The rotary kiln ontology range of tilt angles is 0-30 °.
The transmission device revolving speed is 0-5r/min.
Heating device is arranged in the rotary kiln ontology, and the heating device includes thermocouple 6 and heating tube 7;The thermoelectricity
It is even to be used for measurement furnace tube temperature.
Above-mentioned apparatus can carry out observation video recording in real time by high-speed camera to simulation reacting in rotary kiln area, to anti-in furnace
Process is answered to have one to get information about, to pelletizing explosion, dusting is commonly encountered in rotary kiln, ring formation etc. can be carried out more accurately
Judgement, to adjusting process parameter and means.Gas, the shadow that research gas with various produces rotary kiln can be passed through in rotary kiln
It rings, and is arranged according to the various parameters that experiment needs to adjust rotary kiln.Dip angle regulating device can regulate and control back according to experiment demand
The inclination angle of rotary kiln.The production of the practical rotary kiln of temperature control equipment analog simultaneously, by the way that multistage heating and heat preservation process mould is arranged
Quasi- reaction process of the material in entire rotary kiln.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of simulated experiment Multifunctional rotary kiln schematic device of the embodiment of the present invention.
[appended drawing reference]
1. high-speed camera;The first rotary joint of 2a.;The second rotary joint of 2b.;3. flange;4. transmission device;5. heat-insulated
Furnace plug;6. thermocouple;7. heating tube;8. boiler tube;9. temperature control equipment;10. inclination angle regulation device.
Specific embodiment
In order to preferably explain the present invention, in order to understand, with reference to the accompanying drawing, by specific embodiment, to this hair
It is bright to be described in detail.
All technical and scientific terms used herein with to belong to those skilled in the art of the invention usual
The meaning of understanding is identical.Term as used herein in the specification of the present invention is intended merely to description specific embodiment
Purpose, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more relevant listed items
Any and all combinations.
As shown in Figure 1, a kind of simulated experiment Multifunctional rotary kiln device includes rotary kiln ontology, transmission device 4, temperature
Control device 9 and inclination angle regulation device 10.
Boiler tube 8 is arranged in the rotary kiln body interior, and admission line and tail gas discharging pipe is respectively set in 8 both ends of boiler tube
Road.The rotary kiln body exterior is equipped with the high-speed camera 1 for recording rotary kiln internal-response phenomenon.
The transmission device 4 is placed in the side at rotary kiln ontology both ends, and the rotary kiln ontology is driven to rotate.It is described
Temperature control equipment 9 is placed in the rotary kiln body exterior, for simulating period institute different in practical iron ore reduction production
State the temperature in boiler tube 8.
High-speed camera 1
The rotary kiln body exterior is equipped with the high-speed camera 1 for recording rotary kiln internal-response phenomenon.Pass through height
Fast video camera carries out observation video recording in real time to simulation reacting in rotary kiln area, has one to get information about the reaction process in furnace,
To pelletizing explosion, dusting is commonly encountered in rotary kiln, ring formation etc. can more accurately be judged, so as to adjust technological parameter and
Means.
The high-speed camera 1 and the admission line it is opposite with boiler tube one end connection, that is, described admission line one end
It is connect with boiler tube, other end is connect with the high-speed camera 1.
Optionally, the connection of the admission line and high-speed camera 1 is detachable connection.By unloading high-speed camera
Gas with various can be passed through after machine in rotary kiln, the influence that research gas with various produces rotary kiln reaches coal gas and recycles
In purpose.
Transmission device 4
The transmission device 4 is placed in the side at rotary kiln ontology both ends, and the rotary kiln ontology is driven to rotate.
The boiler tube connect 2a by the first rotary joint with the admission line,
The boiler tube connect 2b by the second rotary joint with the exhaust emission pipeline;So that during iron ore reduction
When the boiler tube follows the rotary kiln ontology to rotate, the admission line and the exhaust emission pipeline are static.
Optionally, flange is respectively equipped between boiler tube both ends the first rotary joint 2a and the second rotary joint 2b
3, the transmission device 4 drives boiler tube rotation by the rotation of control flange 3.
For the flange for fixing boiler tube, flanged joint transmission device follows transmission device to rotate, and boiler tube is driven to rotate.
In the present embodiment, the transmission device revolving speed is 0-5r/min.
The transmission device revolving speed is adjustable, according to experiment demand, the revolving speed of the rotary kiln ontology is adjusted, to test out
Most suitable experimental data.
Boiler tube 8
Boiler tube 8 is arranged in the rotary kiln body interior, and admission line and tail gas discharging pipe is respectively set in 8 both ends of boiler tube
Road.
In actual use, the iron ore for participating in reduction reaction is placed in the boiler tube, carries out reduction reaction.For example, by ball
Nodulizing or lump ore, which are placed in boiler tube, to be reacted.
Under normal circumstances, pellet or lump ore size reach 5mm or more, pelletizing diameter be generally even more reach 10mm and
More than.Too small boiler tube can not accurate simulation material in the rotary motion of rotary kiln and material loading to rotary kiln technology
Influence situation.Therefore, in the present embodiment, the kiln pipe diameter is 200mm, and furnace tube material can for differential responses raw material
Choosing quartz, corundum and special rolling-mill section.
Heat insulation stove plug 5 is equipped in the boiler tube, the boiler tube is divided into reaction zone and non-reaction zone by the furnace plug, and to anti-
The material in area is answered to be completely cut off and kept the temperature.Reaction zone material and high temperature impact flange are kept the temperature and completely cut off to reaction zone, to furnace
It is protected pipe both ends non-reaction zone.
The heat insulation stove plug 5 is movable furnace plug, by adjusting position of the furnace plug in boiler tube, changes boiler tube internal-response
The length in area.By adjusting the position of furnace plug, change the length in reaction in furnace area and the range of observation of high-speed camera.
The heating device of the boiler tube includes thermocouple 6, heating tube 7.
The thermocouple 6 is used to carry out boiler tube temperature measuring, and the heating tube is described to add for heating to boiler tube
Heat pipe annular is evenly arranged in boiler tube, is uniformly heated for boiler tube, guarantees that furnace tube temperature is uniform.Optionally, the heating tube is
Elema.
In the present embodiment, the rotary kiln annular disposes eight Elemas, heats to boiler tube reaction zone, and guarantee
Temperature field it is uniform.
Temperature control equipment 9
The temperature control equipment 9 is placed in the rotary kiln body exterior, for simulating in practical iron ore reduction production not
Temperature in boiler tube 8 described in the same period.
The production that practical rotary kiln is simulated by temperature control equipment 9 controls institute by the way that multistage heating and heat preservation process is arranged
The heating device for stating boiler tube heats boiler tube, simulates reaction process of the material in entire rotary kiln in actual production.
For example, 30 sections of temperature curves of setting are arranged, and digital display, Self-tuning System.Different temperature zones are risen in analog rotary kiln
Temperature, heat preservation.
Inclination angle regulation device 10
The inclination angle regulation device 10 is placed in the rotary kiln body exterior, for adjusting inclining for the rotary kiln ontology
Angle.
Optionally, the rotary kiln ontology range of tilt angles is 0-30 °.
It in an experiment, can be according to the inclination angle of experiment demand regulation rotary kiln, by adjusting rotary kiln ontology tilt angle knot
The experimental data for closing observation, to obtain optimal experimental data.
Finally, it should be noted that above-described embodiments are merely to illustrate the technical scheme, rather than to it
Limitation;Although the present invention is described in detail referring to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or to part of or all technical features into
Row equivalent replacement;And these modifications or substitutions, it does not separate the essence of the corresponding technical solution various embodiments of the present invention technical side
The range of case.
Claims (10)
1. a kind of simulated experiment Multifunctional rotary kiln device, which is characterized in that
The rotary kiln device includes rotary kiln ontology, transmission device (4), temperature control equipment (9) and inclination angle regulation device
(10);
Boiler tube (8) are arranged in the rotary kiln body interior, and admission line and tail gas discharging pipe is respectively set in boiler tube (8) both ends
Road, the rotary kiln body exterior are equipped with the high-speed camera (1) for recording rotary kiln internal-response phenomenon;
The transmission device is placed in the side at rotary kiln ontology both ends, and the rotary kiln ontology is driven to rotate;
The temperature control equipment (9) is placed in the rotary kiln body exterior, different in practical iron ore reduction production for simulating
Period described in temperature in boiler tube (8);
The inclination angle regulation device (10) is placed in the rotary kiln body exterior, for adjusting the inclination angle of the rotary kiln ontology.
2. the apparatus according to claim 1, which is characterized in that
The boiler tube connect (2a) by the first rotary joint with the admission line,
The boiler tube connect (2b) by the second rotary joint with the exhaust emission pipeline;So that in iron ore reduction during institute
When stating boiler tube rotation, the admission line and the exhaust emission pipeline are static.
3. the apparatus according to claim 1, which is characterized in that
The high-speed camera (1) and the admission line it is opposite with boiler tube one end connection,
The connection of the admission line and high-speed camera (1) is detachable connection.
4. the apparatus of claim 2, which is characterized in that
The first rotary joint of boiler tube both ends (2a) and the second rotary joint (2b) are directly respectively equipped with flange (3), institute
It states transmission device (4) and boiler tube rotation is driven by control flange (3) rotation.
5. the apparatus according to claim 1, which is characterized in that
Heat insulation stove plug (5) are equipped in the boiler tube;
The boiler tube is divided into reaction zone and non-reaction zone by the furnace plug, and the material of reaction zone is completely cut off and kept the temperature.
6. the apparatus according to claim 1, which is characterized in that
The heat insulation stove plug (5) is movable furnace plug, by adjusting position of the furnace plug in boiler tube, changes boiler tube internal-response area
Length.
7. the apparatus according to claim 1, which is characterized in that
The furnace tube material is one of quartz, corundum, special rolling-mill section.
8. the apparatus according to claim 1, which is characterized in that
The rotary kiln ontology range of tilt angles is 0-30 °.
9. the apparatus according to claim 1, which is characterized in that
The transmission device revolving speed is 0-5r/min.
10. the apparatus according to claim 1, which is characterized in that
Heating device is arranged in the rotary kiln ontology, and the heating device includes thermocouple (6) and heating tube (7);
The thermocouple (6) is used for measurement furnace tube temperature.
Priority Applications (1)
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CN201811287853.2A CN109405533A (en) | 2018-10-31 | 2018-10-31 | Simulated experiment Multifunctional rotary kiln device |
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CN201811287853.2A CN109405533A (en) | 2018-10-31 | 2018-10-31 | Simulated experiment Multifunctional rotary kiln device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110243171A (en) * | 2019-06-27 | 2019-09-17 | 佛山市天禄智能装备科技有限公司 | A kind of intermittent rotary kiln |
CN113405357A (en) * | 2021-07-09 | 2021-09-17 | 陵川玉春净水材料有限公司 | Multipoint combustion bidirectional rotary kiln |
US11718559B2 (en) * | 2019-03-15 | 2023-08-08 | Gpcp Ip Holdings Llc | Closed loop control with camera detection of pebble size of lime particles to ameliorate lime kiln ringing and improve uptime and operating efficiency |
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CN2150506Y (en) * | 1993-03-01 | 1993-12-22 | 张颖智 | Guard for cement kiln monitor |
CN104501598A (en) * | 2015-01-16 | 2015-04-08 | 中国环境科学研究院 | Multifunctional tiltable high-temperature furnace |
CN104807817A (en) * | 2014-01-24 | 2015-07-29 | 宝山钢铁股份有限公司 | Apparatus and method for detecting characteristics of coal in coking process in coke oven |
CN107190131A (en) * | 2017-07-28 | 2017-09-22 | 河南诺巴迪材料科技有限公司 | Lengthen multi-temperature zone atmosphere heat treatment stove |
CN107741423A (en) * | 2017-10-10 | 2018-02-27 | 中南大学 | The device of oxidation resistance under a kind of home position observation metallic high temperature atmosphere |
-
2018
- 2018-10-31 CN CN201811287853.2A patent/CN109405533A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2150506Y (en) * | 1993-03-01 | 1993-12-22 | 张颖智 | Guard for cement kiln monitor |
CN104807817A (en) * | 2014-01-24 | 2015-07-29 | 宝山钢铁股份有限公司 | Apparatus and method for detecting characteristics of coal in coking process in coke oven |
CN104501598A (en) * | 2015-01-16 | 2015-04-08 | 中国环境科学研究院 | Multifunctional tiltable high-temperature furnace |
CN107190131A (en) * | 2017-07-28 | 2017-09-22 | 河南诺巴迪材料科技有限公司 | Lengthen multi-temperature zone atmosphere heat treatment stove |
CN107741423A (en) * | 2017-10-10 | 2018-02-27 | 中南大学 | The device of oxidation resistance under a kind of home position observation metallic high temperature atmosphere |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11718559B2 (en) * | 2019-03-15 | 2023-08-08 | Gpcp Ip Holdings Llc | Closed loop control with camera detection of pebble size of lime particles to ameliorate lime kiln ringing and improve uptime and operating efficiency |
CN110243171A (en) * | 2019-06-27 | 2019-09-17 | 佛山市天禄智能装备科技有限公司 | A kind of intermittent rotary kiln |
CN113405357A (en) * | 2021-07-09 | 2021-09-17 | 陵川玉春净水材料有限公司 | Multipoint combustion bidirectional rotary kiln |
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Application publication date: 20190301 |