CN209065811U - 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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- CN209065811U CN209065811U CN201821629215.XU CN201821629215U CN209065811U CN 209065811 U CN209065811 U CN 209065811U CN 201821629215 U CN201821629215 U CN 201821629215U CN 209065811 U CN209065811 U CN 209065811U
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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 technical effect of the utility model is: being designed improvement 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 utility model relates to a kind of black reactors, more particularly to a kind of 50,000 tons/year of natural gas hard (carbon) blacks reaction
Furnace.
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.
Utility model content
The purpose of this utility model is to provide a kind of 50,000 tons/year of hard (carbon) black reacting furnaces, solve following technology and ask
Topic: 1, furnace temperature cannot be 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
It cannot set too high, when reacting furnace is not resistant to higher furnace temperature, coefficient of excess air must be improved and control furnace temperature, cause to generate big
Excess oxygen is measured, carbon black products yield is influenced；3, the combustion mode that current reacting furnace is taken, in reacting furnace by furnace wall regional temperature compared with
Design higher, temperature is relatively low than expected for central area temperature in furnace, and feedstock oil treating capacity can not improve, and influences carbon black device production capacity
Performance, while influencing carbon black products quality and unit carbon black products oil consumption.
The utility model is achieved in that it includes air distributor, burning zone, aditus laryngis straight section and conversion zone, sky
Gas distributor, burning zone, aditus laryngis straight section and conversion zone, which sequentially coaxially connect, forms black reactor.The air distributor cavity
Interior concentric setting air guide tube, one end connection reaction furnace panel of air guide tube, the other end and the burning zone phase of air guide tube
Even, the junction of air guide tube and burning zone is reserved with ventilation opening and forms air bypass passage.The middle section of the air distributor
Equipped with preheated air air inlet pipe one, preheated air air inlet pipe one connects the interlayer between air distributor shell and air guide tube simultaneously
It is connected to the air bypass passage of air guide tube and burning zone junction；The upper and lower side of air guide tube of described close panel one end point
Not tangentially connected 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 interior, two sections of front and back raw material oil gun is equipped in the aditus laryngis straight section, leading portion uniformly has 8 raw material oil guns respectively, wherein 4 intervals
Raw material oil gun 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, the leading portion and back segment put 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 technical effect of the utility model is: 1, basis is designed improvement to air distributor, docked with burning straight section
Air bypass passage is formed, inboard wall of burner hearth is protected, under the premise of effective protection reacting furnace, wind-warm syndrome is improved, improves furnace temperature, and
The end of air guide tube is set there are two Tangential Wind entrance, and eddy flow is formed in air guide tube, increases preheated air turbulent extent, from
And promote burning, the reaction temperature of feedstock oil is improved, while coefficient of excess air can also be reduced, reduces burning and generate all flue gases
In Excess oxygen content, reduce raw material oil consumption；2, cancel gas distributor, it is axial natural from the installation of air distributor furnace panel
Gas spray gun improves reacting furnace central area temperature to improve feedstock oil treating capacity and reaches raising by changing combustion mode
Carbon black 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
The taper angle for burning furnace cone section is set as 16 °, facilitates steady air flow；4, for guarantee preheated air enter reactor combustion chamber point
With effect, we devise novel air distributor, improve combustion efficiency, are reacting burner hearth using bypass wind effective protection
Under the premise of inner wall, natural gas more full combustion is allowed, improve combustion efficiency, also improve reacting furnace temperature, change temperature field
Distribution, improves 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 the utility model black reactor；
Fig. 2 is the sectional drawing of the utility model air guide tube；
Fig. 3 is the leading portion sectional drawing of the utility model aditus laryngis straight section；
Fig. 4 is the back segment sectional drawing of the utility model aditus laryngis straight section.
Specific embodiment
As shown in Figure 1,2,3, 4, the utility model is achieved in that air distributor 1, burning zone 2, aditus laryngis straight section
3 and conversion zone 4 sequentially coaxially connect and form black reactor.Concentric setting air guide tube in 1 cavity of air distributor
5, one end connection reaction furnace panel of air guide tube 5, the other end of air guide tube 5 is connected with burning zone 2, air guide tube 5 and combustion
The junction for burning section 2 is reserved with ventilation opening 6 and forms air bypass passage, and bypass air, can close to 2 hearth wall inner surface of burning zone
To prevent hearth wall temperature excessively high, so as to protect reacting furnace, extends the service life of reacting furnace, can also reduce carbon black products
Impurity.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 distribution
Interlayer between 1 shell of device 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
Tangentially connected preheated air air inlet pipe 8 is distinguished in the upper and lower side of air guide tube 5 close to panel one end, passes through preheated air air inlet pipe
1 and 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,
The turbulent extent of air-flow is effectively increased, high temperature gas flow flow velocity and air stream shear forces are improved, so that feedstock oil lysis efficiency is big
It is big to increase, improve carbon black productivity and quality.Natural gas spraying gun 9 is arranged in air guide tube along axial direction by face plate center position
Interior, natural gas spraying gun 9 is axially disposed in reacting furnace axis centre, so that reacting furnace (axis) central area temperature is high, reaction
Temperature field in furnace connection and reasonable arrangement is equipped with several natural gas spraying guns at 60 degree of angles sometimes for yield, burning zone 2 and axis is improved
9, the central line Rendezvous Point of several natural gas spraying guns on reacting furnace axis, plus combustion furnace cone section taper angle be
16 °, high temperature gas flow flow velocity and central temperature are further improved, two sections of front and back raw material oil gun is equipped in the aditus laryngis straight section, it is preceding
Section is evenly distributed with 8 raw material oil guns, wherein the raw material oil gun 10 at 4 intervals puts in aditus laryngis 50mm, back segment is evenly distributed with 8
Raw material oil gun, 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 of aditus laryngis
Dislocation arrangement, after being put into operation due to black reactor installation, reacting furnace diameter and feedstock oil spray people position have all been consolidated
Fixed, processing parameter is also not easy to change, and can increase technological parameter control measures by reasonable Arrangement raw material oil gun, can effectively mention
Carbon black quantum of output in the high unit time, it is in order to enable feedstock oil that raw material oil gun, which is staggeredly arranged, raw material oil gun puts in 50mm simultaneously
Atomization distribution 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 utility model passes through to hard reaction type of furnace tooling
It is designed transformation, is provided with the reaction type of furnace of air bypass passage, according to combustion case in reacting furnace and flame temperature situation,
It increases, is risen before the comparison of feedstock oil treating capacity, alopecia areata ratio is increased to 0.53 from 0.5, ton charcoal before furnace temperature comparison
Dirty oil consumption comparison decline 0.08, device fully achieves the effect of 50,000 tons/year of carbon black production capacities, while interior quality is as coloured
Index comparison is also promoted.This result of design, not only can utmostly reduce reacting furnace washes away damage situation, reduces
Material cost expense, while product production capacity and quality requirements can be improved, meet the carbon black market demand, accelerates principal products of business quality
Upgrading, company's profit point and Capability Requirement are promoted, in alopecia areata than having embodied 50,000 tons/year of bypass wind furnace types in terms of, production capacity
Advantage, all advantageous in terms of energy consumption and oil consumption, this is us for 50,000 tons/year of hard bypass wind reaction type of furnace Fixture Designs
The starting point of exploitation.
Claims (5)
1. a kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces, it is characterised in that: it includes air distributor, burning zone, larynx
Mouth straight section and conversion zone, air distributor, burning zone, aditus laryngis straight section and conversion zone, which sequentially coaxially connect, forms black reactor,
Concentric setting air guide tube in the air distributor cavity, one end connection reaction furnace panel of air guide tube, air guide tube
The other end be connected with burning zone, the junction of air guide tube and burning zone be reserved with ventilation opening formed air bypass passage, institute
The middle section for stating air distributor is equipped with preheated air air inlet pipe one, and preheated air air inlet pipe one connects air distributor shell and sky
Interlayer between conductance cylinder and the air bypass passage for being connected to air guide tube Yu burning zone junction；Described close panel one end
Tangentially connected preheated air air inlet pipe two is distinguished in the upper and lower side of air guide tube, by face plate center position along axial direction by gas spraying
Rifle is arranged in air guide tube, and two sections of front and back raw material oil gun is equipped in the aditus laryngis straight section, and leading portion uniformly has 8 feedstock oils respectively
Rifle, wherein 4 interval raw material oil guns put in aditus laryngis 50mm, back segment uniformly has 8 raw material oil guns respectively, wherein 4 interval
Raw material oil gun puts in aditus laryngis 50mm, and 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 |
|---|---|---|---|
| CN201821629215.XU CN209065811U (en) | 2018-10-09 | 2018-10-09 | A kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821629215.XU CN209065811U (en) | 2018-10-09 | 2018-10-09 | A kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces |
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| Publication Number | Publication Date |
|---|---|
| CN209065811U true CN209065811U (en) | 2019-07-05 |
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| CN201821629215.XU Active CN209065811U (en) | 2018-10-09 | 2018-10-09 | A kind of 50,000 tons/year of natural gas hard (carbon) black reacting furnaces |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109135350A (en) * | 2018-10-09 | 2019-01-04 | 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 |
| 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 |
-
2018
- 2018-10-09 CN CN201821629215.XU patent/CN209065811U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109135350A (en) * | 2018-10-09 | 2019-01-04 | 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 |
| CN109135350B (en) * | 2018-10-09 | 2023-10-27 | 济宁黑猫炭黑有限责任公司 | 5 ten thousand tons/year natural gas hard carbon black reacting furnace |
| 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 |
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