CN108931142A - A kind of energy-saving process method and device of energy-saving sintering kiln - Google Patents
A kind of energy-saving process method and device of energy-saving sintering kiln Download PDFInfo
- Publication number
- CN108931142A CN108931142A CN201810515064.3A CN201810515064A CN108931142A CN 108931142 A CN108931142 A CN 108931142A CN 201810515064 A CN201810515064 A CN 201810515064A CN 108931142 A CN108931142 A CN 108931142A
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- China
- Prior art keywords
- kilneye
- energy
- air
- kiln
- saving
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
- F27D2019/0028—Regulation
- F27D2019/0068—Regulation involving a measured inflow of a particular gas in the enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2001/00—Composition, conformation or state of the charge
- F27M2001/15—Composition, conformation or state of the charge characterised by the form of the articles
- F27M2001/1504—Ceramic articles
- F27M2001/1508—Articles of relatively small dimensions
- F27M2001/1521—Bricks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/04—Sintering
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Furnace Details (AREA)
Abstract
The present invention provides the energy-saving process methods and device of a kind of energy-saving sintering kiln to be preheated in internal combustion adobe code to kilneye to be sintered and be dried to adobe to be sintered using the flue gas that other kilneyes generate；Regulate and control kilneye air quantity, controls adobe maturing temperature；The air quantity is controlled by control system program.Described device, including connected two-by-two kilneye, air duct, body heat sensor, air flow sensor, B/P EGR Back Pressure Transducer EGR and control system；Air duct is provided in the kilneye, the kilneye is provided with several body heat sensors, and the air duct is provided with an air flow sensor, two B/P EGR Back Pressure Transducer EGRs；It is connected between the kilneye, the air outlet of the last one kilneye is connected with a desulfurized dust collection column by a negative-pressure air fan.The body heat sensor, air flow sensor, B/P EGR Back Pressure Transducer EGR, negative-pressure air fan and control valve are electrically connected to the control system.The present invention solves fired brick exhaust emission and heat losses, energy saving, good quality and high output, low energy consumption.
Description
Technical field
The present invention a kind of energy-saving process method and device of energy-saving sintering kiln belong to sintering brickkiln technical field.
Background technique
Brick is produced using internal combustion method, needs to be lighted a fire with high-quality fire coal, in normal productive process, mainly passes through production
The heat that raw material own combustion generates is roasted.In internal combustion brickkiln production process, kiln type structure, ventilation are set when roasting fired brick
Standby and setting form determines the size of kiln ventilation and the fiery scanning frequency degree of burning velocity, roasting, while determining the roasting of finished product
Effect.When kiln type is structurally reasonable, ventilation size is appropriate, setting form is reasonable, baking operation is where appropriate, can reach high-quality height
It produces, the roasting purpose of low energy consumption.The prior art is mainly judged by artificial experience, although the control to brickkiln may be implemented
System, but its control stability is poor and control precision is also limited, will affect its applicability and practicability, with the brick and tile of firing
Quality is unable to get control.Simultaneously as special worker is needed to make an inspection tour above brickkiln, recruitment cost is improved, the work of worker
Making environment, there is also certain risk, it is difficult to meet the needs of actual production and market.
Therefore it just needs to design reasonable kiln type and length according to material performance, selects suitable ventilation equipment, in time
Each zone sintering temperature is monitored, practicable sintering temperature curve is made in conjunction with sintering temperature and firing period, as reality
Temperature control foundation in the production of border.
Due to generating the largely tail gas containing sulfur dioxide and dust in brick sintering procedure, and carry a large amount of heat row
It is put among air, seriously endangers environment, and cause great energy waste.
Summary of the invention
To solve the above problems, the present invention provides the energy-saving process method and device of a kind of energy-saving sintering kiln, it can be effective
Energy consumption is reduced, makes the cyclic utilization of waste, save human cost, and high degree of automation, high yield rate.
The technical scheme adopted by the invention is that：
A kind of energy-saving process method of energy-saving sintering kiln, includes the following steps：
Upper and lower, center and edge install several body heat sensors respectively in the kilneye of energy-saving sintering kiln；
By in internal combustion adobe code to kilneye to be sintered, the flue gas that the sintering of other kilneyes generates is introduced into adobe to be sintered, it is right
It is preheated and is dried, and the flow velocity of flue gas is controlled by regulation air quantity；By the body heat sensor installed in kilneye, strictly
Monitor the temperature of adobe everywhere；
The adobe completed after preheating is roasted, by regulating and controlling kilneye air quantity, strict control adobe roasts degree, and uses thermal energy
Sensor monitoring, so that kilneye is upper and lower, the temperature difference of center and edge is less than 30 DEG C；
The air volume control is controlled by control system program.
The kilneye is one of tunnel oven, annular kiln, rotary kiln.
A kind of energy saver of energy-saving sintering kiln, including kilneye adjacent two-by-two, air duct, body heat sensor, air quantity sensing
Device, B/P EGR Back Pressure Transducer EGR and control system；It is interconnected between the kilneye, the kilneye inner wall is upper and lower, center and edge setting
There are several body heat sensors；One side bottom of kilneye is provided with air inlet of air duct, the kilneye and air duct and is entered the wind by air duct
Mouth connection；The air duct is the pipeline of a perforation, and pipeline tail portion is provided with a duct outlet, if middle part is provided with dry-air blast
Road air inlet, each air inlet of air duct connect a kilneye；There are two B/P EGR Back Pressure Transducer EGRs for setting in the air duct, and the air duct goes out
An air flow sensor is provided at air port；
A desulfurized dust collection column is connected by a negative-pressure air fan at the duct outlet；
The air inlet of air duct and duct outlet are provided with control valve；
The body heat sensor, air flow sensor, B/P EGR Back Pressure Transducer EGR, negative-pressure air fan and control valve are electrically connected with control system
It connects.
The quantity of the body heat sensor is 1-30.
The control system includes programmable controller and display.
A kind of application of the energy-saving process method of energy-saving sintering kiln, can be applied to tunnel oven, annular kiln and rotary kiln.
Compared with prior art, the beneficial effects of the invention are as follows：
It solves air pollution caused by exhaust gas is expelled directly out and available energy is lost, the effectively save energy reaches high-quality
High yield, low energy consumption roasting purpose.Apparatus of the present invention can save labour turnover, and high degree of automation, obtained finished product
Rate is high.
Detailed description of the invention
Overall structure diagram when Fig. 1, the present invention are applied to annular kiln.
Cross-sectional view when Fig. 2, the present invention are applied to annular kiln.
In figure：1 is kilneye, and 2 be air duct, and 3 be body heat sensor, and 4 be air flow sensor, and 5 be B/P EGR Back Pressure Transducer EGR, and 6 are negative
Pressure fan, 7 be control valve, and 8 be air inlet of air duct, and 9 be duct outlet, and 10 be desulfurized dust collection column.
Specific embodiment
The present invention is described in further detail with attached drawing combined with specific embodiments below, but protection model of the invention
It encloses and is not limited to these examples, it is all that protection of the invention is included in without departing substantially from the change of present inventive concept or equivalent substitute
Within the scope of.
A kind of energy-saving process method of energy-saving sintering kiln, includes the following steps：
Upper and lower, center and edge install several body heat sensors respectively in the kilneye of energy-saving sintering kiln；
By in internal combustion adobe code to kilneye to be sintered, the flue gas that the sintering of other kilneyes generates is introduced into adobe to be sintered, it is right
It is preheated and is dried, and the flow velocity of flue gas is controlled by regulation air quantity；By the body heat sensor installed in kilneye, strictly
Monitor the temperature of adobe everywhere；
The adobe completed after preheating is roasted, by regulating and controlling kilneye air quantity, strict control adobe roasts degree, and uses thermal energy
Sensor monitoring, so that kilneye is upper and lower, the temperature difference of center and edge is less than 30 DEG C；
The air volume control is controlled by control system program.
The kilneye is one of tunnel oven, annular kiln, rotary kiln.
As shown in Figure 1, a kind of energy saver of energy-saving sintering kiln, including kilneye 1 adjacent two-by-two, air duct 2, thermal energy sensing
Device 3, air flow sensor 4, B/P EGR Back Pressure Transducer EGR 5 and control system；It is interconnected between the kilneye 1, on 1 inner wall of kilneye,
Under, center and edge be provided with several body heat sensors 3；1 one side bottom of kilneye is provided with air inlet of air duct 8, the kiln
Hole 1 is connected to air duct 2 by air inlet of air duct 8；The air duct 2 is the pipeline of a perforation, and pipeline tail portion is provided with a wind
Road air outlet 9, middle part are provided with several air inlet of air duct 8, and each air inlet of air duct 8 connects a kilneye 1；In the air duct 2
Setting is provided with an air flow sensor 4 at the duct outlet 9 there are two B/P EGR Back Pressure Transducer EGR 5；
A desulfurized dust collection column 10 is connected by a negative-pressure air fan 6 at the duct outlet 9；
The air inlet of air duct 8 and duct outlet 9 are provided with control valve 7；
The body heat sensor 3, air flow sensor 4, B/P EGR Back Pressure Transducer EGR 5, negative-pressure air fan 6 and control valve 7 are and control system
Electrical connection.
The quantity of the body heat sensor is 1-30.
The control system includes programmable controller and display.
A kind of application of the energy-saving process method of energy-saving sintering kiln, can be applied to tunnel oven, annular kiln and rotary kiln.
In actual use, due to being connected between each internal combustion kilneye, the exhaust gas generated using a kilneye, to coupled
Adobe in kilneye preheats before being roasted and drying, can reach 80-180 degree, moisture by the adobe temperature for preheating and drying
Content reaches 5%-8%.It is effectively utilized the energy of the exhaust gas and its carrying baked bricks.Air inlet of air duct 8 and duct outlet 9 are all provided with
It is equipped with control valve 7, the use in kilneye and air duct can be adjusted by control valve 7, wind in air duct is regulated and controled by negative-pressure air fan 6
Amount.
After starting roasting, body heat sensor and air flow sensor obtain the heat air quantity information in kilneye, are by control
System control negative-pressure air fan adjusts internal combustion adobe roasting effect to adjust air quantity in brickkiln, and reaching is suitable for that generation is high-quality
Measure the needs of fired brick.And in kilneye multiple body heat sensors setting so that the monitoring of temperature is more accurate, effective monitoring kiln
The temperature of each region in hole can effectively prevent and reduce the damage or bonding of brick, to improve sintering quality.
Using this control device, internal combustion adobe calorific value can be made effectively to be promoted to 190- by 150-160 card in traditional annular kiln
200 cards, can make in conventional tunnel kiln internal combustion adobe calorific value effectively be promoted to 450-500 card by 350-400 card.To improve brick
Sintering quality, and the consumption of external fuel is effectively reduced, reduces production cost.
The present invention is not limited by embodiment illustrated herein, and is to fit to and principles disclosed herein and novelty
The consistent widest range of feature.
Claims (6)
1. a kind of energy-saving process method of energy-saving sintering kiln, which is characterized in that include the following steps：
Upper and lower, center and edge install several body heat sensors respectively in the kilneye of energy-saving sintering kiln；
By in internal combustion adobe code to kilneye to be sintered, the flue gas that the sintering of other kilneyes generates is introduced into adobe to be sintered, it is right
It is preheated and is dried, and the flow velocity of flue gas is controlled by regulation air quantity；By the body heat sensor installed in kilneye, strictly
Monitor the temperature of adobe everywhere；
The adobe completed after preheating is roasted, by regulating and controlling kilneye air quantity, strict control adobe roasts degree, and uses thermal energy
Sensor monitoring, so that kilneye is upper and lower, the temperature difference of center and edge is less than 30 DEG C；
The air volume control is controlled by control system program.
2. a kind of energy-saving process method of energy-saving sintering kiln as described in claim 1, which is characterized in that the kilneye is tunnel
One of kiln, annular kiln, rotary kiln.
3. a kind of energy saver of energy-saving sintering kiln, which is characterized in that including kilneye adjacent two-by-two（1）, air duct（2）, thermal energy
Sensor（3）, air flow sensor（4）, B/P EGR Back Pressure Transducer EGR（5）And control system；The kilneye（1）Between interconnect, it is described
Kilneye（1）Inner wall is upper and lower, center and edge are provided with several body heat sensors（3）；The kilneye（1）One side bottom is provided with
Air inlet of air duct（8）, the kilneye（1）With air duct（2）Pass through air inlet of air duct（8）Connection；The air duct（2）It is penetrated through for one
Pipeline, pipeline tail portion is provided with a duct outlet（9）, middle part is provided with several air inlet of air duct（8）, each air duct into
Air port connects a kilneye（1）；The air duct（2）There are two B/P EGR Back Pressure Transducer EGRs for interior setting（5）, the duct outlet（9）Place
It is provided with an air flow sensor（4）；
The duct outlet（9）Place passes through a negative-pressure air fan（6）Connect a desulfurized dust collection column（10）；
The air inlet of air duct（8）And duct outlet（9）It is provided with control valve（7）；
The body heat sensor（3）, air flow sensor（4）, B/P EGR Back Pressure Transducer EGR（5）, negative-pressure air fan（6）And control valve（7）?
It is electrically connected to the control system.
4. a kind of energy saver of energy-saving sintering kiln as claimed in claim 3, which is characterized in that the number of the body heat sensor
Amount is 1-30.
5. a kind of energy saver of energy-saving sintering kiln as claimed in claim 3, which is characterized in that the control system includes can
Programmable controller and display.
6. a kind of application of the energy-saving process method of energy-saving sintering kiln, which is characterized in that can be applied to tunnel oven, annular kiln and rotation
Kiln.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810515064.3A CN108931142A (en) | 2018-05-25 | 2018-05-25 | A kind of energy-saving process method and device of energy-saving sintering kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810515064.3A CN108931142A (en) | 2018-05-25 | 2018-05-25 | A kind of energy-saving process method and device of energy-saving sintering kiln |
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| Publication Number | Publication Date |
|---|---|
| CN108931142A true CN108931142A (en) | 2018-12-04 |
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| CN201810515064.3A Pending CN108931142A (en) | 2018-05-25 | 2018-05-25 | A kind of energy-saving process method and device of energy-saving sintering kiln |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1686286A1 (en) * | 1989-02-07 | 1991-10-23 | Предприятие П/Я М-5409 | Chamber furnace for calcination of carbon blanks |
| CN101135540A (en) * | 2007-07-23 | 2008-03-05 | 柏启槐 | Multifunctional universal ring kiln |
| WO2013039461A1 (en) * | 2011-09-16 | 2013-03-21 | Levestam Oleksandr Yuliiovich | Kiln for firing ceramic articles |
| CN104279865A (en) * | 2014-09-23 | 2015-01-14 | 大连理工大学 | Tunnel kiln brick-making method |
| CN106123585A (en) * | 2016-08-22 | 2016-11-16 | 重庆市大龙窑炉制造有限公司 | A kind of tunnel cave coal feed system |
| CN206410501U (en) * | 2017-01-15 | 2017-08-15 | 上海萌砖节能材料科技有限公司 | A kind of tunnel cave |
-
2018
- 2018-05-25 CN CN201810515064.3A patent/CN108931142A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1686286A1 (en) * | 1989-02-07 | 1991-10-23 | Предприятие П/Я М-5409 | Chamber furnace for calcination of carbon blanks |
| CN101135540A (en) * | 2007-07-23 | 2008-03-05 | 柏启槐 | Multifunctional universal ring kiln |
| WO2013039461A1 (en) * | 2011-09-16 | 2013-03-21 | Levestam Oleksandr Yuliiovich | Kiln for firing ceramic articles |
| CN104279865A (en) * | 2014-09-23 | 2015-01-14 | 大连理工大学 | Tunnel kiln brick-making method |
| CN106123585A (en) * | 2016-08-22 | 2016-11-16 | 重庆市大龙窑炉制造有限公司 | A kind of tunnel cave coal feed system |
| CN206410501U (en) * | 2017-01-15 | 2017-08-15 | 上海萌砖节能材料科技有限公司 | A kind of tunnel cave |
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Application publication date: 20181204 |