CN108759491A - Reverse-flow seed activity coke activation furnace and its flue gas adverse current method - Google Patents
Reverse-flow seed activity coke activation furnace and its flue gas adverse current method Download PDFInfo
- Publication number
- CN108759491A CN108759491A CN201810531965.1A CN201810531965A CN108759491A CN 108759491 A CN108759491 A CN 108759491A CN 201810531965 A CN201810531965 A CN 201810531965A CN 108759491 A CN108759491 A CN 108759491A
- Authority
- CN
- China
- Prior art keywords
- flue gas
- activation furnace
- air
- storage type
- type combustion
- 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
- 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
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B1/00—Methods of steam generation characterised by form of heating method
- F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
- F22B1/18—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L15/00—Heating of air supplied for combustion
- F23L15/04—Arrangements of recuperators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention discloses a kind of reverse-flow seed activity coke activation furnace and its flue gas adverse current methods; the flue gas in stove is extracted using off-gas recovery pipe; high-temperature flue gas is after waste heat boiler; into water preheater, flue gas enters heat-accumulation combustion room, and is incorporated a certain amount of air and burns; thermal energy caused by burning is preheated for the air into activation furnace; high temperature air after preheating enters via ajutage in activation furnace, and one combust of partial particulate activated coke with entrance provides thermal energy for activation furnace；Flue gas after heat storage type combustion is discharged into air via deduster.The present invention reduces the exhaust gas temperature of flue gas by the way of flue gas adverse current；It burns to the low heat value fuel gas in flue gas, and the air for entering activation furnace is preheated using the thermal energy of burning, to reduce energy consumption, improve output ratio.
Description
Technical field
The invention belongs to seed activity coke activation furnace field, more particularly to reverse-flow seed activity coke activation furnace and its flue gas
Countercurrent method.
Background technology
At present seed activity coke activation furnace be to be put into seed activity coke with insulating layer by charging device
It is heated in roller, after activation, generates finished particle activated coke.It is to be first warming up to temperature in roller using fuel first
800 degree or more, then feed intake, need to be sent into suitable oxygen into stove by wind turbine at this time, wait for material be warming up to 800 degree with
After upper, material is pushed ahead under the action of roller rotates, and is entered region of activation, then steam is opened, is sent into suitable steam
Material is activated.After the completion of activation, material enters discharging cooling tube, and anaerobic drop is carried out by way of water cooling heat exchange
Temperature is reduced to certain temperature, is transported through packaging.The flue gas generated in activation process, via activation furnace tail portion high temperature section, by drawing
Wind turbine provides power discharge, by heat recovery, generates a certain amount of steam and is used for material activating, complete energy regenerating
Exhaust gas afterwards is after purified treatment, qualified discharge.
The flue gas utilization rate generated in activation furnace at present is not high, since the quantity of steam needed in activation process is not high, cigarette
Gas is still rich in a certain amount of heat, while during the priming reaction of material, steam and particle after waste heat boiler utilization
Activated coke after chemical reaction at high operating temperatures, generates a certain amount of imflammable gas, contains certain calorific value.In flue gas
These energy in existing technology, are not used effectively, cause energy dissipation.
Invention content
First purpose of the present invention is to solve the problems, such as that seed activity coke activation furnace flue gas utilization rate is not high, provide
A kind of reverse-flow seed activity coke activation furnace.
Second object of the present invention is to provide a kind of flue gas adverse current method of seed activity coke activation furnace.
In order to realize first purpose, the technical scheme is that：Reverse-flow seed activity coke activation furnace, including charging
Pressure fan in storehouse, activation furnace, waste heat boiler, water preheater and stove, the feeding warehouse, waste heat boiler, pressure fan and work in stove
Change stove to be connected, water preheater is connected with waste heat boiler；It is characterized in that：Further include a heat storage type combustion room, heat accumulating type combustion
Room is burnt with water preheater to be connected；One air preheater is set in the heat storage type combustion room, the ajutage of pressure fan in stove
Via being connected to activation furnace after air preheater；One off-gas recovery pipe is set in the activation furnace, and off-gas recovery pipe one end is set
In in activation furnace, the other end is connected to heat storage type combustion room after waste heat boiler, water preheater successively, and heat storage type combustion room connects
A deduster is connect, a smoke exhaust fan is connected at house outlet.
Preferably, a water cooling heat exchanger is equipped between the heat storage type combustion room and deduster.
In order to realize second purpose, the technical scheme is that：The flue gas adverse current method of seed activity coke activation furnace,
Extract from the activation fragment position of activation furnace the flue gas in stove using off-gas recovery pipe, high-temperature flue gas after waste heat boiler,
Into water preheater, the water source to enter waste heat boiler is preheated in advance；Then flue gas enters heat-accumulation combustion room, and is incorporated one
Quantitative air burns, and the generated thermal energy that burns is preheated for the air into activation furnace, and the high temperature after preheating is empty
Gas enters via ajutage in activation furnace, and one combust of partial particulate activated coke with entrance provides thermal energy for activation furnace；It is described
Flue gas after heat storage type combustion is discharged into air via deduster.
Preferably, the flue gas after heat storage type combustion enters water cooling heat exchanger, and the flue gas after cooling is through dedusting
Up to standard to be discharged into air after device, the power of flue gas is provided by smoke exhaust fan.
The present invention is by the way of flue gas adverse current, during flue gas adverse current, is heated to activation furnace low-temperature space, together
When reduce the exhaust gas temperature of flue gas；Meanwhile burning to the low heat value fuel gas in flue gas, and utilize the thermal energy of burning
Air to entering activation furnace preheats, and to reduce energy consumption, improves output ratio.
Description of the drawings
It is described in further detail below in conjunction with attached drawing and embodiments of the present invention
Fig. 1 is the device of the invention schematic diagram.
In figure label for：Feeding warehouse 1, electromagnetism dispenser 2, activation furnace 3, off-gas recovery pipe 4, waste heat boiler 5, water preheater
6, heat storage type combustion room 7, pressure fan 8, water cooling heat exchanger 9, deduster 10, smoke exhaust fan 11 in stove.
Specific implementation mode
Referring to attached drawing.Reverse-flow seed activity coke activation furnace described in the present embodiment, including feeding warehouse 1, electromagnetism dispenser
2, pressure fan 8 in activation furnace 3, waste heat boiler 5, water preheater 6 and stove, the feeding warehouse 1 is by electromagnetism dispenser 2 to activation
It is burnt that stove 3 increases seed activity；Activation furnace 3 is also connected with waste heat boiler 5, and waste heat boiler 5 generates vapor, stove using the flue gas in stove
Interior pressure fan 8 supplies air into activation furnace by ajutage；Water in waste heat boiler 5 is heated via water preheater, water preheating
Device 6 is also connected with a heat storage type combustion room 7, and combustion chamber uses ceramic heat-storing material, inside setting ever-burning flame, and fire defector is arranged
Device；Also set up an air preheater in the heat storage type combustion room 7, the ajutage of pressure fan 8 is via air preheat in stove
Activation furnace 3 is connected to after device, the air in ajutage is heated；One off-gas recovery pipe 4, flue gas are set in the activation furnace 3
Recovery tube one end is placed in activation furnace, and the other end passes through waste heat boiler 5, water preheater 6 successively, is connected to heat storage type combustion room 7,
Heat storage type combustion room 7 connects a deduster 10, and a smoke exhaust fan 11 is connected at house outlet, and smoke exhaust fan can return flue gas
Closed tube provides suction, helps the discharge of flue gas.A water cooling heat exchanger 9 is equipped between the heat storage type combustion room and deduster, by
There is temperature limiting in deduster, when the flue-gas temperature that heat storage type combustion room comes out is excessively high, water cooling heat exchanger can reduce flue gas
Temperature.
Seed activity coke enters from feeding warehouse 1, is entered in activation furnace 3 under the action of electromagnetism dispenser 2, seed activity
The flue gas that coke generates in activation process is entered by inner flue gas of the stove recovery tube 4 in waste heat boiler 5, and high-temperature flue gas is to waste heat
Water in boiler is heated, and so that it is converted into steam, and activation furnace is supplied to use.Also have by the flue gas of waste heat boiler
Relatively high temperature is entered according to pipeline in water preheater 6, and flue gas heats the water in water preheater, and water is made to heat up
To certain degree, and waste heat boiler is supplied to use, reduces the water heating load of waste heat boiler.Flue gas passes through in water preheater
It enters in heat storage type combustion room 7, combustion chamber uses ceramic heat-storing material, inside setting ever-burning flame, and fire defector dress is arranged
It sets, the flue gas of low heat value burns in combustion chamber, and the thermal energy for generation of burning heats the air preheater of its inside.
The air being sent by pressure fan in stove 8 after the heating, is admitted to activation by the air preheater in heat storage type combustion room
In stove, and the partial particulate activated coke entered is burnt, and thermal energy is provided for entire activation furnace.By the cigarette of heat storage type combustion
Gas enters water cooling heat exchanger 9, this is the pre-treatment protective device of follow-up sack cleaner 10, when normal work, water cooling heat exchange
Device is not involved in work, automatic to start when there is abnormal public condition, ensures the inlet air temperature of sack cleaner in rational range
Within.Flue gas is after sack cleaner, and up to standard to be discharged into air, the power of flue gas is provided by smoke exhaust fan 11.
Claims (4)
1. reverse-flow seed activity coke activation furnace, including blow in feeding warehouse, activation furnace, waste heat boiler, water preheater and stove
Machine, the feeding warehouse, waste heat boiler, pressure fan is connected with activation furnace in stove, and water preheater is connected with waste heat boiler；It is special
Sign is：Further include a heat storage type combustion room, heat storage type combustion room is connected with water preheater；It is set in the heat storage type combustion room
Set an air preheater, the ajutage of pressure fan after air preheater via being connected to activation furnace in stove；The activation furnace
One off-gas recovery pipe of interior setting, off-gas recovery pipe one end are placed in activation furnace, and the other end passes through waste heat boiler, water preheater successively
After be connected to heat storage type combustion room, heat storage type combustion room connects a deduster, and a smoke exhaust fan is connected at house outlet.
2. reverse-flow seed activity coke activation furnace as described in claim 1, it is characterised in that：The heat storage type combustion room with remove
A water cooling heat exchanger is equipped between dirt device.
3. the flue gas adverse current method of seed activity coke activation furnace described in claim 1, it is characterised in that：Using off-gas recovery pipe from
The flue gas in stove is extracted at the activation fragment position of activation furnace, high-temperature flue gas is after waste heat boiler, into water preheater, for into
The water source for entering waste heat boiler is preheated in advance；Then flue gas enters heat-accumulation combustion room, and is incorporated a certain amount of air and is fired
It burns, the generated thermal energy that burns is preheated for the air into activation furnace, and the high temperature air after preheating enters via ajutage
In activation furnace, one combust of partial particulate activated coke with entrance provides thermal energy for activation furnace；It is described after heat storage type combustion
Flue gas be discharged into air via deduster.
4. flue gas adverse current method as described in claim 1, it is characterised in that：The flue gas after heat storage type combustion enters
To water cooling heat exchanger, the flue gas after cooling is up to standard to be discharged into air after deduster, and the power of flue gas is provided by smoke exhaust fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531965.1A CN108759491A (en) | 2018-05-29 | 2018-05-29 | Reverse-flow seed activity coke activation furnace and its flue gas adverse current method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810531965.1A CN108759491A (en) | 2018-05-29 | 2018-05-29 | Reverse-flow seed activity coke activation furnace and its flue gas adverse current method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108759491A true CN108759491A (en) | 2018-11-06 |
Family
ID=64003600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810531965.1A Pending CN108759491A (en) | 2018-05-29 | 2018-05-29 | Reverse-flow seed activity coke activation furnace and its flue gas adverse current method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108759491A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002248321A (en) * | 2001-02-23 | 2002-09-03 | Mitsui Eng & Shipbuild Co Ltd | Waste gas treating device and waste gas treating method |
| CN201634432U (en) * | 2010-02-05 | 2010-11-17 | 邹炎 | Rotary activation furnace |
| CN103626136A (en) * | 2012-08-23 | 2014-03-12 | 中国石油化工股份有限公司 | Wet method used for preparing sulfuric acid from exhaust gas containing hydrogen sulfide |
| CN205718513U (en) * | 2016-06-14 | 2016-11-23 | 上海久宙化学品有限公司 | Activatory furnace exhaust gas waste-heat recovery device |
| CN106622121A (en) * | 2015-11-02 | 2017-05-10 | 杭州科瑞特环境技术有限公司 | Saturated activated carbon regeneration system with low energy consumption and method thereof |
| CN106957541A (en) * | 2017-03-24 | 2017-07-18 | 中昊黑元化工研究设计院有限公司 | The carbon black energy-saving production method and device of a kind of outer pre-heating technique air of line |
| CN107282027A (en) * | 2017-07-13 | 2017-10-24 | 江西长远科技有限公司 | A kind of quick flow activation furnace activated carbon regenerating equipment and its technique |
-
2018
- 2018-05-29 CN CN201810531965.1A patent/CN108759491A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002248321A (en) * | 2001-02-23 | 2002-09-03 | Mitsui Eng & Shipbuild Co Ltd | Waste gas treating device and waste gas treating method |
| CN201634432U (en) * | 2010-02-05 | 2010-11-17 | 邹炎 | Rotary activation furnace |
| CN103626136A (en) * | 2012-08-23 | 2014-03-12 | 中国石油化工股份有限公司 | Wet method used for preparing sulfuric acid from exhaust gas containing hydrogen sulfide |
| CN106622121A (en) * | 2015-11-02 | 2017-05-10 | 杭州科瑞特环境技术有限公司 | Saturated activated carbon regeneration system with low energy consumption and method thereof |
| CN205718513U (en) * | 2016-06-14 | 2016-11-23 | 上海久宙化学品有限公司 | Activatory furnace exhaust gas waste-heat recovery device |
| CN106957541A (en) * | 2017-03-24 | 2017-07-18 | 中昊黑元化工研究设计院有限公司 | The carbon black energy-saving production method and device of a kind of outer pre-heating technique air of line |
| CN107282027A (en) * | 2017-07-13 | 2017-10-24 | 江西长远科技有限公司 | A kind of quick flow activation furnace activated carbon regenerating equipment and its technique |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104141952A (en) | Extremely low concentration coal mine gas combustion device and method | |
| CN103363811A (en) | Combustion method of high-temperature oxygen-mixed flue gas | |
| CN107525090A (en) | Come into operation the coal-fired power station boiler device and its application method of denitrating system during a kind of igniting | |
| CN203190418U (en) | Novel garbage pyrolysis incineration equipment | |
| CN207963507U (en) | A kind of coal base shaft furnace flue gas waste heat recovery system | |
| CN104531226A (en) | Biomass gasified combustion heat supply method for industrial kiln stove | |
| CN104121591A (en) | Energy-saving efficient incinerator | |
| CN110230820A (en) | A kind of residual neat recovering system of VOC burned waste gas | |
| CN102563858B (en) | Complementary combustion device for low temperature waste heat power generation | |
| CN202132955U (en) | Organic exhaust-gas treatment and heat energy recycling system | |
| CN202074693U (en) | Combustible waste gas reuse hot blast stove | |
| CN101451767A (en) | Thermal storage type energy-saving boiler and burning method thereof | |
| CN204529765U (en) | A kind of biomass gasification fired heating system for Industrial Stoves | |
| CN110118492A (en) | UTILIZATION OF VESIDUAL HEAT IN production system based on super inner combustion sintering brick tunnel oven | |
| CN106679174A (en) | High-temperature hot blast stove | |
| CN203382777U (en) | Hot-blast furnace | |
| CN206469272U (en) | A kind of heat accumulating type incineration device for aoxidizing furnace exhaust | |
| CN207049946U (en) | The system for improving burning power plant generating efficiency | |
| CN108759491A (en) | Reverse-flow seed activity coke activation furnace and its flue gas adverse current method | |
| CN201437987U (en) | Waste gas incinerator | |
| CN211847164U (en) | Activated carbon production equipment | |
| CN105486096A (en) | Waste-heat utilization method and device for indirect heating type sintering system | |
| CN108626714A (en) | A kind of generating power with biomass combustion system and its boiler exhaust gas processing unit | |
| CN204534546U (en) | Biomass boiler environmental protection and energy saving control system | |
| CN105805756B (en) | Environment-friendly garbage high-efficiency thermal decomposition device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181106 |