CN109135350A - A kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces - Google Patents
A kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces Download PDFInfo
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- CN109135350A CN109135350A CN201811170355.XA CN201811170355A CN109135350A CN 109135350 A CN109135350 A CN 109135350A CN 201811170355 A CN201811170355 A CN 201811170355A CN 109135350 A CN109135350 A CN 109135350A
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- China
- Prior art keywords
- air
- guide tube
- air guide
- raw material
- year
- 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.)
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 239000003345 natural gas Substances 0.000 title claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 238000009423 ventilation Methods 0.000 claims abstract description 6
- 238000002485 combustion reaction Methods 0.000 claims description 11
- 238000005507 spraying Methods 0.000 claims description 6
- 239000011229 interlayer Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 abstract description 4
- 239000001301 oxygen Substances 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000003546 flue gas Substances 0.000 abstract description 2
- 208000011580 syndromic disease Diseases 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 33
- 239000006229 carbon black Substances 0.000 description 25
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000007789 gas Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000006757 chemical reactions by type Methods 0.000 description 3
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
- 208000004631 alopecia areata Diseases 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 230000009089 cytolysis Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/44—Carbon
- C09C1/48—Carbon black
- C09C1/50—Furnace black ; Preparation thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
A kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces, one end connection reaction furnace panel of air guide tube, the other end of air guide tube is connected with burning zone, the junction of air guide tube and burning zone is reserved with ventilation opening and forms bypass wind, the middle section of the air distributor is equipped with preheated air air inlet pipe one, and the preheated air and air guide tube and ventilation opening of preheated air air inlet pipe one are respectively formed ventilation wind path.The solution have the advantages that: improvement is designed according to air distributor; it docks to form bypass wind with burning straight section; protect inboard wall of burner hearth; under the premise of effective protection reacting furnace; it improves wind-warm syndrome, improve furnace temperature; and Tangential Wind entrance there are two being set in the end of air guide tube; eddy flow is formed in air guide tube; increase preheated air turbulent extent; to promote to burn, the reaction temperature of feedstock oil is improved, while coefficient of excess air can also be reduced; the Excess oxygen content in burning generation all flue gases is reduced, raw material oil consumption is reduced.
Description
Technical field
The present invention relates to a kind of black reactors, more particularly to a kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces.
Background technique
China is vast in territory, and the energy is unevenly distributed, and in order to save transport and operation cost, production of carbon black enterprise founds the factory preferentially
Consider that, close to feedstock oil grown place, because of the relationship of geographic area, if local oil product Purchasing Quality is bad, bitumen content is high, quinoline
Insoluble matter is high, will affect the yield of coal tar, the quality of carbon black to a certain extent, causes raw material oil consumption higher, carbon black
Process units production capacity reduces, and since existing black reactor structure is unreasonable, reacting furnace central high temperature area temperature is not easy
Control, causing carbon black to generate, reaction is unstable, and control of product quality is undesirable.Meanwhile because of the high-temperature high-speed airflow of burning generation
It is very big that damage washed away to furnace body, the service life of reacting furnace is shortened, causes production cost to rise, the economic benefit of carbon black enterprise
It reduces.Currently, restrict the product quality of carbon black enterprise, production cost, device capbility major technology bottleneck first is that carbon black is anti-
Answer furnace design whether advanced reliable.Prior art patent publication No. is a kind of novel reaction furnace throat pipe disclosed in CN206457453U
And hard (carbon) black reacting furnace, which reduces the use of raw material oil gun by refractory material, to reduce cost, but the design
It is unobvious to carbon black mass and yield effect, and the design is easy to increase carbon black impurity；Publication No. CN102286221A is public
A kind of hard (carbon) black reacting furnace is opened, the reacting furnace is by air guide device and increases raw material oil gun to increase carbon black production
Rate, the reacting furnace unilaterally improve the supply of oxygen and feedstock oil, though yield in unit time improves, yield raising is unobvious,
And since central temperature cannot reach design requirement, carbon black mass is undesirable, while furnace high-temperature air-flow velocity is high, when long
Between inboard wall of burner hearth strength is washed away, cause furnace inner wall refractory material to fall off, increase carbon black impurity, shorten reacting furnace and use year
Limit.
Summary of the invention
The purpose of the present invention is to provide a kind of 50,000 tons/year of hard (carbon) black reacting furnaces, solve following technical problem: 1,
Furnace temperature cannot set too high, and furnace temperature height be easy to cause inboard wall of burner hearth, and resistance to erosion does not burn out reacting furnace；2, air preheating temperature cannot
Setting is too high, when reacting furnace is not resistant to higher furnace temperature, must improve coefficient of excess air and control furnace temperature, cause to generate largely mistake
Surplus oxygen, influences carbon black products yield；3, the combustion mode that current reacting furnace is taken, reacting furnace is interior relatively to be designed by furnace wall regional temperature
Higher, temperature is relatively low than expected for central area temperature in furnace, and feedstock oil treating capacity can not improve, and influences the hair of carbon black device production capacity
It waves, while influencing carbon black products quality and unit carbon black products oil consumption.
Of the invention is achieved in that it includes air distributor, burning zone, aditus laryngis straight section and conversion zone, air point
Orchestration, burning zone, aditus laryngis straight section and conversion zone, which sequentially coaxially connect, forms black reactor.It is same in the air distributor cavity
Air guide tube is arranged in axle center, and one end connection reaction furnace panel of air guide tube, the other end of air guide tube is connected with burning zone, empty
The junction of conductance cylinder and burning zone is reserved with ventilation opening and forms air bypass passage.The middle section of the air distributor is equipped with pre-
HAI Heated Air Intake pipe one, preheated air air inlet pipe one connect the interlayer between air distributor shell and air guide tube and are connected to sky
The air bypass passage of conductance cylinder and burning zone junction；The upper and lower side difference of the air guide tube of described close panel one end is tangential
Connect preheated air air inlet pipe two.Natural gas spraying gun is arranged in air guide tube along axial direction by face plate center position, it is described
Two sections of front and back raw material oil gun is equipped in aditus laryngis straight section, leading portion uniformly there are 8 raw material oil guns respectively, wherein the feedstock oil at 4 intervals
Rifle puts in aditus laryngis 50mm, and back segment uniformly has 8 raw material oil guns respectively, wherein the raw material oil gun at 4 intervals puts in aditus laryngis 50mm, institute
It states leading portion and back segment puts in the raw material oil gun dislocation arrangement of aditus laryngis.
The burning zone and axis are equipped with several natural air guns, the central axis extension of several natural air guns at 60 degree of angles
Straight line Rendezvous Point is on reacting furnace axis.
The taper angle of the combustion furnace cone section is 16 °.
The natural air gun outer wall being axially arranged is protected equipped with water jacket.
The solution have the advantages that: 1, according to air distributor be designed improvement, dock to be formed with burning straight section
Air bypass passage protects inboard wall of burner hearth, under the premise of effective protection reacting furnace, improves wind-warm syndrome, improves furnace temperature, and in air
The end of guide tube is set there are two Tangential Wind entrance, and eddy flow is formed in air guide tube, increases preheated air turbulent extent, to promote
Into burning, the reaction temperature of feedstock oil is improved, while coefficient of excess air can also be reduced, burning is reduced and generates in all flue gases
Excess oxygen content reduces raw material oil consumption；2, cancel gas distributor, axial gas spraying is installed from air distributor furnace panel
Rifle improves reacting furnace central area temperature to improve feedstock oil treating capacity and reaches raising carbon black by changing combustion mode
Production capacity reduces the effect of oil consumption, 3, the air " bypass wind " close to furnace wall play the role of protection reaction inboard wall of burner hearth；Combustion furnace
The taper angle of cone section is set as 16 °, facilitates steady air flow；4, for guarantee preheated air enter reactor combustion chamber distribution effect
Fruit, we devise novel air distributor, improve combustion efficiency, are reacting inboard wall of burner hearth using bypass wind effective protection
Under the premise of, it allows natural gas more full combustion, improves combustion efficiency, also improve reacting furnace temperature, change the distribution in temperature field,
Improve the thermic load amount of unit volume and the temperature in reaction center region.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of black reactor of the present invention；
Fig. 2 is the sectional drawing of air guide tube of the present invention；
Fig. 3 is the leading portion sectional drawing of aditus laryngis straight section of the present invention；
Fig. 4 is the back segment sectional drawing of aditus laryngis straight section of the present invention.
Specific embodiment
As shown in Figure 1,2,3, 4, of the invention to be achieved in that air distributor 1, burning zone 2,3 and of aditus laryngis straight section
Conversion zone 4 sequentially coaxially connects and forms black reactor.Concentric setting air guide tube 5 in 1 cavity of air distributor, it is empty
One end connection reaction furnace panel of conductance cylinder 5, the other end of air guide tube 5 are connected with burning zone 2, air guide tube 5 and burning zone 2
Junction be reserved with ventilation opening 6 and form air bypass passage, bypass air, can be to prevent close to 2 hearth wall inner surface of burning zone
Only burner hearth wall temperature is excessively high, so as to protect reacting furnace, extends the service life of reacting furnace, can also reduce the miscellaneous of carbon black products
Matter.The middle section of the air distributor 1 is equipped with preheated air air inlet pipe 1, and preheated air air inlet pipe 1 connects air distributor
Interlayer between 1 shell and air guide tube 5 and the air bypass passage 6 for being connected to air guide tube 5 Yu burning zone junction；It is described to lean on
Tangentially connected preheated air air inlet pipe 8 is distinguished in the upper and lower side of air guide tube 5 of nearly panel one end, passes through preheated air air inlet pipe 1
With preheated air air inlet pipe 28 simultaneously into air, air tangentially enters air guide tube 5 by air inlet pipe 28 and generates eddy flow, effectively
Increase the turbulent extent of air-flow, high temperature gas flow flow velocity and air stream shear forces is improved, so that feedstock oil lysis efficiency increases
Add, improves carbon black productivity and quality.Natural gas spraying gun 9 is arranged in air guide tube along axial direction by face plate center position, day
Right gas spray gun 9 is axially disposed in reacting furnace axis centre, so that reacting furnace (axis) central area temperature is high, it is warm in reacting furnace
Field connection and reasonable arrangement is spent, is equipped with several natural gas spraying guns 9 at 60 degree of angles sometimes for yield, burning zone 2 and axis is improved, it is several
The central line Rendezvous Point of root natural gas spraying gun on reacting furnace axis, plus combustion furnace cone section taper angle be 16 °, more into
One step improves high temperature gas flow flow velocity and central temperature, is equipped with two sections of front and back raw material oil gun in the aditus laryngis straight section, leading portion uniformly divides
8 raw material oil guns are furnished with, wherein the raw material oil gun 10 at 4 intervals puts in aditus laryngis 50mm, back segment is evenly distributed with 8 feedstock oils
Rifle, wherein the raw material oil gun 10 at 4 intervals puts in aditus laryngis 50mm, the leading portion and back segment put in the raw material oil gun dislocation cloth of aditus laryngis
It sets, after being put into operation due to black reactor installation, reacting furnace diameter and feedstock oil spray people position have all been fixed, and are produced
Technological parameter is also not easy to change, and can increase technological parameter control measures by reasonable Arrangement raw material oil gun, can effectively improve unit
Carbon black quantum of output in time, it is in order to enable feedstock oil atomization point that raw material oil gun, which is staggeredly arranged, raw material oil gun puts in 50mm simultaneously
Cloth is more uniform, keeps carbon black generation reaction temperature more uniform, so that carbon black products quality is more stable.
Following table is that black reactor improves front and back main technique data comparison；
By the comparison of process above parameter and main quality index, the present invention is by carrying out hard reaction type of furnace tooling
Design improvement is provided with the reaction type of furnace of air bypass passage, according to combustion case in reacting furnace and flame temperature situation, furnace temperature
It increases, is risen before the comparison of feedstock oil treating capacity, alopecia areata ratio is increased to 0.53 from 0.5, ton carbon black oil before comparison
Consumption comparison decline 0.08, device fully achieves the effect of 50,000 tons/year of carbon black production capacities, while interior quality such as chromogenic indicator
Comparison is also promoted.This result of design, not only can utmostly reduce reacting furnace washes away damage situation, reduces material
Cost, while product production capacity and quality requirements can be improved, meet the carbon black market demand, accelerates the liter of principal products of business quality
Grade promotes company's profit point and Capability Requirement, in alopecia areata than having embodied the excellent of 50,000 tons/year of bypass wind furnace types in terms of, production capacity
Gesture, all advantageous in terms of energy consumption and oil consumption, this is that we open 50,000 tons/year of hard bypass wind reaction type of furnace Fixture Designs
The starting point of hair.
Claims (5)
1. a kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces, it includes air distributor, burning zone, aditus laryngis straight section and reaction
Section, air distributor, burning zone, aditus laryngis straight section and conversion zone, which sequentially coaxially connect, forms black reactor, the air distribution
Concentric setting air guide tube in device cavity, one end connection reaction furnace panel of air guide tube, the other end of air guide tube and combustion
It burns section to be connected, the junction of air guide tube and burning zone is reserved with ventilation opening and forms air bypass passage, the air distributor
Middle section be equipped with preheated air air inlet pipe one, preheated air air inlet pipe one connects between air distributor shell and air guide tube
Interlayer and the air bypass passage for being connected to air guide tube Yu burning zone junction；On the air guide tube of described close panel one end,
Tangentially connected preheated air air inlet pipe two is distinguished in downside, and natural gas spraying gun is arranged in air along axial direction by face plate center position
In guide tube, two sections of front and back raw material oil gun is equipped in the aditus laryngis straight section, leading portion uniformly there are 8 raw material oil guns respectively, wherein between 4
Every raw material oil gun put in aditus laryngis 50mm, back segment uniformly has 8 raw material oil guns respectively, wherein 4 interval raw material oil guns put in
Aditus laryngis 50mm, the leading portion and back segment put in the raw material oil gun dislocation arrangement of aditus laryngis.
2. a kind of 50,000 tons/year of natural gases hard (carbon) black reacting furnace according to claim 1, it is characterised in that: the burning
Section and axis are at 60 degree angles equipped with several natural air guns, and the straight line Rendezvous Point of several natural air guns is on reacting furnace axis.
3. a kind of 50,000 tons/year of natural gases hard (carbon) black reacting furnace according to claim 1, it is characterised in that: the burning
The cone section angle of section is 16 °.
4. a kind of 50,000 tons/year of natural gases hard (carbon) black reacting furnace according to claim 1, it is characterised in that: the axial direction
The natural air gun outer wall being arranged is protected equipped with water jacket.
5. a kind of 50,000 tons/year of natural gases hard (carbon) black reacting furnace according to claim 1, it is characterised in that: described to protrude into
The raw material oil gun of aditus laryngis straight section has water jacket protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811170355.XA CN109135350B (en) | 2018-10-09 | 2018-10-09 | 5 ten thousand tons/year natural gas hard carbon black reacting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811170355.XA CN109135350B (en) | 2018-10-09 | 2018-10-09 | 5 ten thousand tons/year natural gas hard carbon black reacting furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109135350A true CN109135350A (en) | 2019-01-04 |
| CN109135350B CN109135350B (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811170355.XA Active CN109135350B (en) | 2018-10-09 | 2018-10-09 | 5 ten thousand tons/year natural gas hard carbon black reacting furnace |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110511599A (en) * | 2019-09-04 | 2019-11-29 | 山西三强新能源科技有限公司 | Hard (carbon) black reacting furnace |
| CN111471329A (en) * | 2020-01-10 | 2020-07-31 | 无锡双诚炭黑科技股份有限公司 | Low-screen residue carbon black reaction furnace and reaction method thereof |
| CN115678318A (en) * | 2022-09-06 | 2023-02-03 | 嘉峪关大友嘉能精碳科技股份有限公司 | Metal structure carbon black reaction furnace and carbon black production method |
| CN115975402A (en) * | 2022-12-05 | 2023-04-18 | 云南云维飞虎化工有限公司 | Carbon black production equipment for quality improvement by adopting pure oxygen |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2625466A (en) * | 1950-02-17 | 1953-01-13 | Huber Corp J M | Process and apparatus for making carbon black |
| GB743879A (en) * | 1953-06-10 | 1956-01-25 | Cabot Godfrey L Inc | Process and apparatus for producing carbon black |
| GB1068177A (en) * | 1962-10-30 | 1967-05-10 | Continental Carbon Co | Method of and apparatus for making carbon black |
| US4251221A (en) * | 1979-05-30 | 1981-02-17 | Phillips Petroleum Company | Method and apparatus for fine-tuning in carbon black production |
| US4643880A (en) * | 1984-12-14 | 1987-02-17 | Phillips Petroleum Company | Apparatus and process for carbon black production |
| CN101270234A (en) * | 2008-04-25 | 2008-09-24 | 青州市博奥炭黑有限责任公司 | Method of preparing soft hydrocarbon black |
| CN205398528U (en) * | 2016-02-01 | 2016-07-27 | 朝阳黑猫伍兴岐炭黑有限责任公司 | Novel hard carbon black reaction furnace |
| CN106084898A (en) * | 2016-06-21 | 2016-11-09 | 朝阳黑猫伍兴岐炭黑有限责任公司 | A kind of white carbon black reaction unit |
| CN209065811U (en) * | 2018-10-09 | 2019-07-05 | 济宁黑猫炭黑有限责任公司 | A kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces |
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2018
- 2018-10-09 CN CN201811170355.XA patent/CN109135350B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2625466A (en) * | 1950-02-17 | 1953-01-13 | Huber Corp J M | Process and apparatus for making carbon black |
| GB743879A (en) * | 1953-06-10 | 1956-01-25 | Cabot Godfrey L Inc | Process and apparatus for producing carbon black |
| GB1068177A (en) * | 1962-10-30 | 1967-05-10 | Continental Carbon Co | Method of and apparatus for making carbon black |
| US4251221A (en) * | 1979-05-30 | 1981-02-17 | Phillips Petroleum Company | Method and apparatus for fine-tuning in carbon black production |
| US4643880A (en) * | 1984-12-14 | 1987-02-17 | Phillips Petroleum Company | Apparatus and process for carbon black production |
| CN101270234A (en) * | 2008-04-25 | 2008-09-24 | 青州市博奥炭黑有限责任公司 | Method of preparing soft hydrocarbon black |
| CN205398528U (en) * | 2016-02-01 | 2016-07-27 | 朝阳黑猫伍兴岐炭黑有限责任公司 | Novel hard carbon black reaction furnace |
| CN106084898A (en) * | 2016-06-21 | 2016-11-09 | 朝阳黑猫伍兴岐炭黑有限责任公司 | A kind of white carbon black reaction unit |
| CN209065811U (en) * | 2018-10-09 | 2019-07-05 | 济宁黑猫炭黑有限责任公司 | A kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110511599A (en) * | 2019-09-04 | 2019-11-29 | 山西三强新能源科技有限公司 | Hard (carbon) black reacting furnace |
| CN111471329A (en) * | 2020-01-10 | 2020-07-31 | 无锡双诚炭黑科技股份有限公司 | Low-screen residue carbon black reaction furnace and reaction method thereof |
| CN115678318A (en) * | 2022-09-06 | 2023-02-03 | 嘉峪关大友嘉能精碳科技股份有限公司 | Metal structure carbon black reaction furnace and carbon black production method |
| CN115975402A (en) * | 2022-12-05 | 2023-04-18 | 云南云维飞虎化工有限公司 | Carbon black production equipment for quality improvement by adopting pure oxygen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109135350B (en) | 2023-10-27 |
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