CN110408412A - A kind of air preheating type heat recovery coke oven - Google Patents
A kind of air preheating type heat recovery coke oven Download PDFInfo
- Publication number
- CN110408412A CN110408412A CN201910786570.0A CN201910786570A CN110408412A CN 110408412 A CN110408412 A CN 110408412A CN 201910786570 A CN201910786570 A CN 201910786570A CN 110408412 A CN110408412 A CN 110408412A
- Authority
- CN
- China
- Prior art keywords
- flue
- air
- coke oven
- combustion
- combustion air
- 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.)
- Granted
Links
- 239000000571 coke Substances 0.000 title claims abstract description 132
- 238000011084 recovery Methods 0.000 title claims abstract description 53
- 238000002485 combustion reaction Methods 0.000 claims abstract description 138
- 238000009826 distribution Methods 0.000 claims abstract description 28
- 238000005192 partition Methods 0.000 claims abstract description 21
- 238000003763 carbonization Methods 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims description 7
- 239000011440 grout Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 abstract description 47
- 238000004939 coking Methods 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000002912 waste gas Substances 0.000 abstract description 8
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 20
- 230000008569 process Effects 0.000 description 11
- 239000003245 coal Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 238000004064 recycling Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003500 flue dust Substances 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 206010022000 influenza Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000001314 paroxysmal effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B1/00—Retorts
- C10B1/02—Stationary retorts
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B17/00—Preheating of coke ovens
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The present invention relates to a kind of air preheating type heat recovery coke ovens.Road is distributed including combustion chamber, carbonization chamber, chute, pressure equalizing chamber, in length and breadth exhaust gas flue and combustion air, chute is connected between combustion chamber and pressure equalizing chamber；The lower part of pressure equalizing chamber is arranged in exhaust gas flue in length and breadth, is connected with pressure equalizing chamber；Combustion air distribution road is set to the lower part of exhaust gas flue in length and breadth；Air preheat upright channels are arranged in the main wall below combustion chamber, and are connected with combustion air distribution road；The setting of flue partition combustion air channel is connected in flue partition, and with air preheat upright channels；The outlet in flue partition combustion air channel is connected with combustion chamber flue.The present invention makes combustion air be uniformly distributed and feed combustion chamber flue and converges burning with raw coke oven gas in flue after making its heating that sufficiently exchanges heat with high-temp waste gas, shortens coking time so as to improve ignition temperature, realizes the purpose for improving production efficiency.
Description
Technical field
The present invention relates to coking equipment technical fields, more particularly to a kind of air preheating type heat recovery coke oven.
Background technique
Coking industry is the basic industries of high pollution, maximum discharge and highly energy-consuming, produces and provides important for steel and iron industry
Raw material-coke.Conventional coke oven is important pollution sources, and major pollutants include exhaust gas, waste water and dust etc..With domestic steel
Industry production capacity tends to saturation and environmental protection is increasingly stringent, and coking industry certainly will be phased out backward production facilities and transition and upgrade.
In process of production, carbonization chamber is in barotropic state to conventional coke oven always, therefore is inevitably present the flue dust of paroxysmal
Situations such as excessive, especially during coalingging with coke pushing, volume of smoke is excessive to cause serious pollution to environment.Separately
Outside, in process of production, the production technologies unit such as change Product recycling and purification, which produces coked waste water in large quantities and volatility, has
Machine object (VOCs) not only brings serious pollution to surrounding enviroment, but also the heavy warp curbed environmental pollution is brought to enterprise
Ji burden.
Heat recovery coke oven coke making process does not change recycling and the gas purification process unit of product, sends out during high-temperature retorting
Raw raw coke oven gas all discharges the completely burned along journey in pressures inside and exhaust gas and generates high-temp waste gas, and high-temp waste gas is through waste heat
Boiler recycling sensible heat simultaneously discharges after desulphurization denitration.In addition, heat recovery coke oven in process of production whole system be completely in it is negative
Under pressure condition, thus, there is no the excessive problems of flue dust and volatile organic matter (VOCs).Heat-recovery Coking only produces coke
Charcoal and recycling thermal energy, have that process flow is simple, technical advantages such as adaptable and environmental-friendly of coal, are to realize energy conservation
Emission reduction and build green coal chemical enterprise can one of selecting technology.
Heat recovery coke oven coking technology is broadly divided into horizontal heat recovery coke oven and vertical heat recovery coke oven two in the world at present
Kind coke making process.Wherein, vertical heat recovery coke oven furnace structure and form and conventional coke oven are close, especially its coke over machinery with
Conventional coke over machinery is almost the same.Therefore, vertical heat recovery coke oven is suitable for renovating for conventional coal chemical enterprise, makes full use of
The existing coke oven base structures of coal chemical enterprise and coke over machinery by the transformation of conventional coke oven, upgrading and are built as vertical recuperation of heat
Coke oven can realize that transition and upgrade builds green coal chemical enterprise and provides technical support for conventional coal chemical enterprise.
At present in vertical heat recovery coke oven production process, the combustion air for the raw coke oven gas that burns is (natural with normal temperature and pressure state
State) by the sucking of coking furnace shaft negative pressure, there is no the processes that air is fully warmed-up, so burning temperature of the raw coke oven gas in flue
Degree (normal temperature~1200 DEG C) is relatively low, causes coking time (36~40 hours) than (15~26 hours) length of conventional coke oven, raw
It produces inefficient.Therefore, above-mentioned factor brings certain limitation to the popularization and development of vertical heat recovery coke oven coke making process
And difficulty.
Summary of the invention
The present invention provides a kind of air preheating type recycling coke oven, to realize the application extension of vertical heat recovery coke oven.Specifically
Technical solution is as follows: a kind of air preheating type heat recovery coke oven, including combustion chamber, carbonization chamber, chute, pressure equalizing chamber, in length and breadth
Exhaust gas flue and combustion air distribute road, in which:
The combustion chamber is made of flue, sets flue partition between each flue；
The top of the top of the carbonization chamber and the combustion chamber is equipped with raw coke oven gas channel；
The chute is connected between the combustion chamber and pressure equalizing chamber, and makes the combustion chamber and pressure equalizing chamber phase
Connection；The pressure equalizing chamber is separated to form by being located at the main wall below combustion chamber；
The lower part of the pressure equalizing chamber is arranged in exhaust gas flue in length and breadth, is connected with the pressure equalizing chamber；
Combustion air distribution road is set to the lower part of the exhaust gas flue in length and breadth；
Further include:
Air preheat upright channels are arranged in the main wall below the combustion chamber, and distribute road with the combustion air
It is connected；
Flue partition combustion air channel, setting are uprightly led in the flue partition, and with the air preheat
Road is connected；The outlet in flue partition combustion air channel is connected with combustion chamber flue.
Air preheating type heat recovery coke oven of the present invention, it is preferable that further include coke oven base, the coke oven base is set
Set the lower part in combustion air distribution road；
The coke oven base is provided with the first combustion air inlet, and first combustion air inlet and combustion air distribute
Road communicates, and the top in combustion air distribution road is removably equipped with the first air flow adjusting apparatus, first air
Flow regulator is used to adjust the air capacity that combustion air feeds flue.
Air preheating type heat recovery coke oven of the present invention, it is preferable that flue partition combustion air channel exists
Short transverse is equipped with the second air flow adjusting apparatus, and the air capacity of flue is fed for adjusting combustion air.
Air preheating type heat recovery coke oven of the present invention, it is preferable that it further include the second combustion air inlet, described
The coke side of coke oven is arranged in two combustion air inlets, and second combustion air inlet is connected with combustion air distribution road.
Air preheating type heat recovery coke oven of the present invention, it is preferable that the third combustion air inlet is arranged in institute
The pusher side of air preheating type heat recovery coke oven is stated, and the third combustion air inlet is connected with combustion air distribution road.
Air preheating type heat recovery coke oven of the present invention, it is preferable that the inside of the pressure equalizing chamber is equipped with pressure
Regulating device, for adjusting the horizontal and vertical pressure of coke oven.
Air preheating type heat recovery coke oven of the present invention, it is preferable that further include air introduction hole, the air imports
Hole is arranged in the pressure equalizing chamber and the exhaust gas flue in length and breadth, for importing air.
Air preheating type heat recovery coke oven of the present invention, it is preferable that the pusher side and coke side of coke oven are set each independently
There are one of grout hole, thermometer hole, pressure tap and clean-out hatch or at least two.
Air preheating type heat recovery coke oven of the present invention, it is preferable that it further include uprightly converging flue, the upright remittance
Flue is closed to be connected with the flue of exhaust gas in length and breadth；
And/or further include upright release flue, the upright release flue is connected with the flue of exhaust gas in length and breadth.
Air preheating type heat recovery coke oven of the present invention, it is preferable that further include furnace roof；
The furnace roof is equipped with discharging opening, and the discharging opening is connected with the upright release flue；
And/or the furnace roof is equipped with and converges outlet, the outlet that converges upright converge flue and is connected with described.
Heretofore described " coke side ", " pusher side " are the general understanding of this field.
The present invention provide a kind of coking furnace shaft so that combustion air is uniformly distributed and feed combustion chamber flue and make its with
High-temp waste gas sufficiently exchange heat heating after converge burning with raw coke oven gas in flue, so as to improve ignition temperature shortening coking when
Between, realize the purpose for improving production efficiency.Using coke oven provided by the present invention, coking time can be controlled according to demand 18
Between~30 hours.The present invention makes full use of the distribution road of the combustion air between coke oven base and in length and breadth exhaust gas flue and is located at combustion
The flowing for burning air in the combustion air preheating upright channels inside the main wall below room, not only can be effectively reduced basic temperature
Degree, and efficiently realize air preheat.
The present invention is using design coke oven base and in length and breadth below the combustion air distribution road and combustion chamber between exhaust gas flue
Main wall interior design air preheat upright channels method, realize lower part infeed combustion air preheating, according to reality
It needs may be implemented the preheating temperature that air reaches design, so as to improve the ignition temperature in flue and shortens coking time.
In addition, combustion air distributes the top in road and entrance is equipped with air flow adjusting apparatus and it can be by the pusher side or coke of coke oven
It is side-draw to be sent back to after the completion of adjusting out, realize the accurate adjusting to air.
The present invention is using the pressure balance being separated by being located at the main wall below combustion chamber devised below carbonization chamber
Room, is internally provided with and adjusts the longitudinal regulating device with transverse pressure of coke oven, is equipped with air introduction hole in pusher side and coke side front
It is mutually common to pressure equalizing chamber and imports air burning fuel gas and pressure balance correction.
Certainly, implement any of the products of the present invention or method it is not absolutely required at the same reach all the above excellent
Point.
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 only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the internal structure front view that a kind of air preheating type provided by the present invention recycles coke oven；
Fig. 2 is the internal structure lateral plan that a kind of air preheating type provided by the present invention recycles coke oven；
Appended drawing reference is as follows:
X: pusher side；Y: coke side；
101: combustion chamber；
102: carbonization chamber；
103: chute；
104: pressure equalizing chamber；
105: exhaust gas flue in length and breadth；
106: combustion air distributes road；
107: raw coke oven gas channel；
108: air preheat upright channels；
109: flue partition combustion air channel；
110: coke oven base；
111: the first combustion air inlets；
112: the first air flow adjusting apparatus；
113: the second combustion air inlets；
114: third combustion air inlet；
115: pressure-regulating device；
116: air introduction hole；
117: grout hole；
118: thermometer hole；
119: pressure tap；
120: clean-out hatch；
121: uprightly converging flue；
122: uprightly diffusing flue
123: furnace roof；
124: discharging opening；
125: converging outlet.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
In conjunction with attached drawing 1,2, the present embodiment provides a kind of air preheating type heat recovery coke ovens, including combustion chamber 101, carbonization chamber
102, chute 103, pressure equalizing chamber 104, in length and breadth exhaust gas flue 105 and combustion air distribute road 106, in which:
The combustion chamber 101 is made of flue, sets flue partition between each flue；
The top of the carbonization chamber 102 and the top of the combustion chamber 101 are equipped with raw coke oven gas channel 107；
The chute 103 is connected between the combustion chamber 101 and pressure equalizing chamber 104, and makes 101 He of combustion chamber
Pressure equalizing chamber 104 is connected；The pressure equalizing chamber 104 is separated to form by the main wall for being located at 101 lower section of combustion chamber；
The lower part of the pressure equalizing chamber 104 is arranged in exhaust gas flue 105 in length and breadth, is connected with the pressure equalizing chamber 104
It is logical；
Combustion air distribution road 106 is set to the lower part of the exhaust gas flue 105 in length and breadth；
Further include:
Air preheat upright channels 108 are arranged in the main wall below the combustion chamber 101, and with the combustion air
Distribution road 106 is connected；
Flue partition combustion air channel 109 is arranged in the flue partition, and upright with the air preheat
Channel 108 is connected；The outlet in flue partition combustion air channel 109 is connected with 101 flue of combustion chamber.
As explanation, attached drawing 1 is the side view of air preheating type heat recovery coke oven provided by the present embodiment.
When in use, combustion air blasts through air blower positive pressure or by coke this air preheating type heat recovery coke oven as a result,
The negative pressure of furnace is drawn into combustion air distribution road 106；By the air preheat upright channels on combustion air distribution 106 top of road
108, then flue partition combustion air channel 109 is flowed to, it is preheated when this is in flowing, and finally feed the vertical fire in combustion chamber 101
Converge burning with raw coke oven gas in road.
The raw coke oven gas that coal occurs during high-temperature retorting in carbonization chamber 102 is through 102 headspace of carbonization chamber and combustion chamber
Raw coke oven gas channel 107 at the top of 101 flues enters flue, converges burning with air herein；High-temp waste gas warp after burning
Chute 103 enters the pressure equalizing chamber 104 of 102 lower section of carbonization chamber, and the exhaust gas flue in length and breadth of lower part is entered back into after pressure balance
105；High-temp waste gas after each 101 flue of combustion chamber burning comes together in exhaust gas flue 105 in length and breadth, with upright to air preheat
Channel 108 continues heat supply.
Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that further include coke oven base 110, the coke oven
The lower part in combustion air distribution road 106 is arranged in basis 110；
The coke oven base 110 is provided with the first combustion air inlet 111, first combustion air inlet 111 with help
Combustion air distribution road 106 communicates, and the top in combustion air distribution road 106 is removably equipped with the first both air flow modulation dress
112 are set, first air flow adjusting apparatus 112 is used to adjust the air capacity that combustion air feeds flue.
Combustion air can be made by equably flowing in combustion air distribution road 106 using the first both air flow modulation as a result,
And it is distributed to multiple and different flues.And first air flow adjusting apparatus 112 be removably mounted at the combustion air point
Top with road 106 can be installed or be taken out by the pusher side or coke side of coke oven, to meet the needs of adjusting air capacity.Institute
The position setting for stating combustion air distribution road 106 can not only distribute and adjust combustion air flow but also can reduce coke oven base 110
Temperature.Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that flue partition combustion air channel 109
It is equipped with the second air flow adjusting apparatus in the height direction, the air capacity of flue is fed for adjusting combustion air.As a result,
Combustion air can be made to flow to the combustion-supporting sky of flue partition by air preheat upright channels 108 using the second air flow adjusting apparatus
The amount in gas channel 109 is controllable.
Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that it further include the second combustion air inlet 113,
The coke side of coke oven, and second combustion air inlet 113 and combustion air point is arranged in second combustion air inlet 113
It is connected with road 106.
" coke side " described in the present embodiment, " pusher side " are the general understanding of this field.
Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that it further include third combustion air inlet 114,
The pusher side of the air preheating type heat recovery coke oven, and the combustion-supporting sky of the third is arranged in the third combustion air inlet 114
Gas entrance 114 is connected with combustion air distribution road 106.
Multiple and different combustion air inlets is sustainable as a result, ventilates to combustion air distribution road 106.
Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that the inside of the pressure equalizing chamber 104 is equipped with
Pressure-regulating device 115, for adjusting the horizontal and vertical pressure of coke oven.Gas after the burning of 101 flue of combustion chamber as a result,
Body herein can stablize the gas pressure of high-temp waste gas through 103 feed pressure balance cylinder 104 of chute.
Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that further include air introduction hole 116, the sky
Gas entrance hole 116 is arranged in the pressure equalizing chamber 104 and the flue of exhaust gas in length and breadth 105, for importing air.Make as a result,
Pressure equalizing chamber 104 and in length and breadth exhaust gas flue 105 there are air, can make 101 flue of combustion chamber without it is clean-burning can
In pressure equalizing chamber 104 and in length and breadth, exhaust gas flue 105 further burns combustion gas body, to guarantee making full use of and avoiding for raw material
Gaseous contamination.Moreover, the air introduction hole 116 can also be passed through air with the balance correction of assisting pressure.
Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that the air introduction hole 116 can also be provided at
The coke side and/or pusher side of coke oven.
Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that the pusher side and coke side of coke oven are each independently
Equipped with one of grout hole 117, thermometer hole 118, pressure tap 119 and clean-out hatch 120 or at least two.
The grouting of coke oven can be easily realized as a result, thermometric, surveyed pressure and cleaned.
Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that it further include uprightly converging flue 121, it is described
Uprightly converge flue 121 to be connected with the flue of exhaust gas in length and breadth 105；
It and/or further include upright release flue 122, the upright release flue 122 and the flue of exhaust gas in length and breadth 105
It is connected.
Air preheating type heat recovery coke oven described in the present embodiment, it is preferable that further include furnace roof 123；
The furnace roof 123 is equipped with discharging opening 124, and the discharging opening 124 is connected with the upright release flue 122
It is logical；
And/or the furnace roof 123 is equipped with and converges outlet 125, it is described to converge outlet 125 and uprightly converge flue 121 with described
It is connected.
Exhaust gas comes together in coke oven both ends uprightly converging flue 121 or uprightly put within the walls by exhaust gas flue 105 in length and breadth as a result,
It dissipates flue 122 and waste heat boiler or directly release is led to by the furnace roof of coke oven 123.
Present embodiments providing a kind of coking furnace shaft makes combustion air be uniformly distributed and feed 101 flue of combustion chamber simultaneously
Converge burning with raw coke oven gas in flue after making its heating that sufficiently exchanges heat with high-temp waste gas, shortens so as to improve ignition temperature and tie
The burnt time realizes the purpose for improving production efficiency.Using coke oven provided by the present invention, coking time can control according to demand
Between 18~30 hours.The present invention makes full use of the combustion air between coke oven base 110 and in length and breadth exhaust gas flue 105 to distribute
Road 106 and the combustion air inside the main wall of 101 lower section of combustion chamber preheat the flowing of air in upright channels 108, not only
Basal temperature can be effectively reduced, and efficiently realize air preheat.
The present invention combustion air distribution road 106 between exhaust gas flue 105 and combustion using design coke oven base 110 and in length and breadth
The method for burning the main wall interior design air preheat upright channels 108 of 101 lower section of room, realizes the combustion air of lower part infeed
Preheating, the preheating temperature that air reaches design may be implemented according to actual needs, so as to improve in flue ignition temperature and
Shorten coking time.In addition, the top in combustion air distribution road 106 and entrance is equipped with air flow adjusting apparatus and it can be by
The pusher side or coke side of coke oven take out, and send back to after the completion of adjusting, and realize the accurate adjusting to air.
The present invention is using the pressure being separated by being located at the main wall below combustion chamber 101 devised below carbonization chamber 102
Dynamic balance room 104, is internally provided with and adjusts the longitudinal regulating device with transverse pressure of coke oven, is equipped with sky in pusher side and coke side front
Gas entrance hole 116 is common to 104 phase of pressure equalizing chamber imports air burning fuel gas and pressure balance correction.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Each embodiment in this specification is all made of relevant mode and describes, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.
Although above having used general explanation, specific embodiment and test, the present invention is made to retouch in detail
It states, but on the basis of the present invention, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements without departing from theon the basis of the spirit of the present invention, belong to claimed
Range.
Claims (10)
1. a kind of air preheating type heat recovery coke oven, which is characterized in that including combustion chamber, carbonization chamber, chute, pressure equalizing chamber,
Exhaust gas flue and combustion air distribute road in length and breadth, in which:
The combustion chamber is made of flue, sets flue partition between each flue；
The top of the top of the carbonization chamber and the combustion chamber is equipped with raw coke oven gas channel；
The chute is connected between the combustion chamber and pressure equalizing chamber, and the combustion chamber is made to be connected with pressure equalizing chamber
It is logical；The pressure equalizing chamber is separated to form by being located at the main wall below combustion chamber；
The lower part of the pressure equalizing chamber is arranged in exhaust gas flue in length and breadth, is connected with the pressure equalizing chamber；
Combustion air distribution road is set to the lower part of the exhaust gas flue in length and breadth；
Further include:
Air preheat upright channels are arranged in the main wall below the combustion chamber, and are connected with combustion air distribution road
It is logical；
Flue partition combustion air channel, be arranged in the flue partition, and with the air preheat upright channels phase
Connection；The outlet in flue partition combustion air channel is connected with combustion chamber flue.
2. air preheating type heat recovery coke oven according to claim 1, which is characterized in that it further include coke oven base, it is described
The lower part in combustion air distribution road is arranged in coke oven base；
The coke oven base is provided with the first combustion air inlet, and first combustion air inlet distributes road phase with combustion air
Logical, the top in combustion air distribution road is removably equipped with the first air flow adjusting apparatus, first air mass flow
Regulating device is used to adjust the air capacity that combustion air feeds flue.
3. air preheating type heat recovery coke oven according to claim 1 or 2, which is characterized in that the flue partition helps
Combustion air duct is equipped with the second air flow adjusting apparatus in the height direction, and the sky of flue is fed for adjusting combustion air
Tolerance.
4. air preheating type heat recovery coke oven according to claim 1-3, which is characterized in that further include second helping
Air intake is fired, second combustion air inlet is arranged in the coke side of the air preheating type heat recovery coke oven, and described the
Two combustion air inlets are connected with combustion air distribution road.
5. air preheating type heat recovery coke oven according to claim 1-4, which is characterized in that further include that third helps
Air intake is fired, the third combustion air inlet is arranged in the pusher side of the air preheating type heat recovery coke oven, and described the
Three combustion air inlets are connected with combustion air distribution road.
6. air preheating type heat recovery coke oven according to claim 1-5, which is characterized in that the pressure balance
The inside of room is equipped with pressure-regulating device, for adjusting horizontal and vertical pressure.
7. air preheating type heat recovery coke oven according to claim 1-6, which is characterized in that further include that air is led
Enter hole, the air introduction hole is arranged in the pressure equalizing chamber and the exhaust gas flue in length and breadth, for importing air.
8. air preheating type heat recovery coke oven according to claim 1-7, which is characterized in that the air preheat
The pusher side and coke side of formula heat recovery coke oven be equipped with each independently one of grout hole, thermometer hole, pressure tap and clean-out hatch or
At least two.
9. air preheating type heat recovery coke oven according to claim 1-8, which is characterized in that further include uprightly converging
Flue is closed, it is described uprightly to converge flue and be connected with the flue of exhaust gas in length and breadth；
And/or further include upright release flue, the upright release flue is connected with the flue of exhaust gas in length and breadth.
10. air preheating type heat recovery coke oven according to claim 8, which is characterized in that further include furnace roof；
The furnace roof is equipped with discharging opening, and the discharging opening is connected with the upright release flue；
And/or the furnace roof is equipped with and converges outlet, the outlet that converges upright converge flue and is connected with described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910786570.0A CN110408412B (en) | 2019-08-23 | 2019-08-23 | Air preheating type heat recovery coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910786570.0A CN110408412B (en) | 2019-08-23 | 2019-08-23 | Air preheating type heat recovery coke oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110408412A true CN110408412A (en) | 2019-11-05 |
| CN110408412B CN110408412B (en) | 2024-07-23 |
Family
ID=68368799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910786570.0A Active CN110408412B (en) | 2019-08-23 | 2019-08-23 | Air preheating type heat recovery coke oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110408412B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114437740A (en) * | 2022-01-12 | 2022-05-06 | 华泰永创(北京)科技股份有限公司 | Coke oven system and method for operating the same |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB174039A (en) * | 1921-01-12 | 1922-06-01 | Stettiner Chamotte Fabrik Ag | Improvements in gas-heated ovens and retorts |
| GB315847A (en) * | 1928-07-20 | 1930-03-11 | Koppers Co Inc | Improvements in coking retort ovens |
| JPH05117659A (en) * | 1991-10-31 | 1993-05-14 | Sumitomo Metal Ind Ltd | Vertical coke oven |
| CN1133337A (en) * | 1995-11-28 | 1996-10-16 | 程相魁 | Heat-exchanging top-jetting no-recovering chamber type coke furnace |
| CN1343242A (en) * | 1999-03-09 | 2002-04-03 | 蒂森克鲁伯恩科克有限公司 | Method of hot-repairing heating flues of coke-oven battery and device for carrying out said method |
| CN1570024A (en) * | 2004-05-02 | 2005-01-26 | 程相魁 | Heat transfer room type heat recovery coke-oven |
| CN1583955A (en) * | 2004-05-31 | 2005-02-23 | 程相魁 | Vertical automatic cokery with cold loading and cold discharge |
| US7758729B1 (en) * | 2006-08-24 | 2010-07-20 | Plas2Fuel Corporation | System for recycling plastics |
| CN101792675A (en) * | 2010-04-08 | 2010-08-04 | 徐列 | Coke oven and coking process method |
| CN201634618U (en) * | 2010-03-09 | 2010-11-17 | 郭遵琪 | Vertical heat recovery coke oven |
| JP2010265418A (en) * | 2009-05-15 | 2010-11-25 | Chizuko Watanabe | Combined carbonization and drying apparatus, drying apparatus, and method for constructing the same |
| CN102031125A (en) * | 2010-12-29 | 2011-04-27 | 中冶焦耐(大连)工程技术有限公司 | Coking method and coke oven for efficiently recycling heat of exhaust gas |
| CN102250630A (en) * | 2011-06-21 | 2011-11-23 | 中冶焦耐(大连)工程技术有限公司 | Staged combustion down-draft type heat recovery coke oven |
| CN104593015A (en) * | 2015-02-13 | 2015-05-06 | 山东巨铭能源有限公司 | Formcoke refining method and device thereof |
| CN210560234U (en) * | 2019-08-23 | 2020-05-19 | 华泰永创(北京)科技股份有限公司 | Air preheating type heat recovery coke oven |
| CN112779033A (en) * | 2020-12-27 | 2021-05-11 | 中冶焦耐(大连)工程技术有限公司 | Coke oven body structure for balancing pressure of carbonization chamber |
| CN114717014A (en) * | 2022-03-16 | 2022-07-08 | 程相魁 | High-temperature low-nitrogen combustion coke oven |
-
2019
- 2019-08-23 CN CN201910786570.0A patent/CN110408412B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB174039A (en) * | 1921-01-12 | 1922-06-01 | Stettiner Chamotte Fabrik Ag | Improvements in gas-heated ovens and retorts |
| GB315847A (en) * | 1928-07-20 | 1930-03-11 | Koppers Co Inc | Improvements in coking retort ovens |
| JPH05117659A (en) * | 1991-10-31 | 1993-05-14 | Sumitomo Metal Ind Ltd | Vertical coke oven |
| CN1133337A (en) * | 1995-11-28 | 1996-10-16 | 程相魁 | Heat-exchanging top-jetting no-recovering chamber type coke furnace |
| CN1343242A (en) * | 1999-03-09 | 2002-04-03 | 蒂森克鲁伯恩科克有限公司 | Method of hot-repairing heating flues of coke-oven battery and device for carrying out said method |
| CN1570024A (en) * | 2004-05-02 | 2005-01-26 | 程相魁 | Heat transfer room type heat recovery coke-oven |
| CN1583955A (en) * | 2004-05-31 | 2005-02-23 | 程相魁 | Vertical automatic cokery with cold loading and cold discharge |
| US7758729B1 (en) * | 2006-08-24 | 2010-07-20 | Plas2Fuel Corporation | System for recycling plastics |
| JP2010265418A (en) * | 2009-05-15 | 2010-11-25 | Chizuko Watanabe | Combined carbonization and drying apparatus, drying apparatus, and method for constructing the same |
| CN201634618U (en) * | 2010-03-09 | 2010-11-17 | 郭遵琪 | Vertical heat recovery coke oven |
| CN101792675A (en) * | 2010-04-08 | 2010-08-04 | 徐列 | Coke oven and coking process method |
| CN102031125A (en) * | 2010-12-29 | 2011-04-27 | 中冶焦耐(大连)工程技术有限公司 | Coking method and coke oven for efficiently recycling heat of exhaust gas |
| CN102250630A (en) * | 2011-06-21 | 2011-11-23 | 中冶焦耐(大连)工程技术有限公司 | Staged combustion down-draft type heat recovery coke oven |
| CN104593015A (en) * | 2015-02-13 | 2015-05-06 | 山东巨铭能源有限公司 | Formcoke refining method and device thereof |
| CN210560234U (en) * | 2019-08-23 | 2020-05-19 | 华泰永创(北京)科技股份有限公司 | Air preheating type heat recovery coke oven |
| CN112779033A (en) * | 2020-12-27 | 2021-05-11 | 中冶焦耐(大连)工程技术有限公司 | Coke oven body structure for balancing pressure of carbonization chamber |
| CN114717014A (en) * | 2022-03-16 | 2022-07-08 | 程相魁 | High-temperature low-nitrogen combustion coke oven |
Non-Patent Citations (1)
| Title |
|---|
| 徐列;张欣欣;张安强;冯妍卉;刘健;李振颐;: "换热式两段焦炉及其炼焦工艺", 中国冶金, no. 07, 15 July 2013 (2013-07-15), pages 23 - 32 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114437740A (en) * | 2022-01-12 | 2022-05-06 | 华泰永创(北京)科技股份有限公司 | Coke oven system and method for operating the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110408412B (en) | 2024-07-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9057023B2 (en) | Method and device for keeping coke furnace chambers hot when a waste heat boiler is stopped | |
| CN101189319A (en) | Feeding of combustion air for coking ovens | |
| CN203373366U (en) | Hot-blast stove system for achieving high blast temperature by only burning blast furnace | |
| CN101706197A (en) | Oxygen-free surface water drying system and surface water drying technology for material | |
| CN106698421A (en) | System and method for preparing activated carbon by energy cyclic utilization of waste tires | |
| CN101649215A (en) | Hot carrier preparing and heating device in externally-fired oil shale distillation process | |
| CN110408412A (en) | A kind of air preheating type heat recovery coke oven | |
| CN2635677Y (en) | Air and gas double-preheating hot-blast stove | |
| CN202116492U (en) | Controllable multi-section combustion heating type coke oven | |
| CN101362952B (en) | Circulating mash gas heating technology and apparatus | |
| CN202912990U (en) | Hot blast stove system | |
| CN101782229B (en) | Gasification furnace with cone-shaped grates | |
| CN208980637U (en) | A kind of heat recovery coke oven hairpin flue structure of homogeneous heating | |
| CN105925276B (en) | A kind of coke oven combustion chamber segmentation gas supply heating device and its method | |
| CN210560234U (en) | Air preheating type heat recovery coke oven | |
| CN207486807U (en) | A kind of fluid bed heating center for using low calorie fuels | |
| CN105112076B (en) | System and method for gas direct heating | |
| CN214528831U (en) | Coke oven combustion chamber top supplemental heating structure | |
| CN101195521B (en) | Method for producing margin coal gas by using steel in rotary cement kiln predecomposition furnace | |
| CN204369809U (en) | Oil shale semi-coke fluidized bed combustion circulating mash gas process furnace | |
| CN1215307C (en) | Reduced atmosphere firing method and device for ceramic muffle kiln | |
| CN202849334U (en) | System for regulating smoke temperature of water-coal-slurry-fired cracking furnace by recirculation of excess air and smoke gas | |
| CN101900418B (en) | Organic biomass heat carrier furnace | |
| US1901770A (en) | Gas-fired furnace | |
| CN212253714U (en) | Heating and cooling control system of carbon product roasting furnace |
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 | ||
| GR01 | Patent grant |