CN110172363A - A kind of multiple flow passages atomizer and gasification reaction operating method - Google Patents

A kind of multiple flow passages atomizer and gasification reaction operating method Download PDF

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Publication number
CN110172363A
CN110172363A CN201910453402.XA CN201910453402A CN110172363A CN 110172363 A CN110172363 A CN 110172363A CN 201910453402 A CN201910453402 A CN 201910453402A CN 110172363 A CN110172363 A CN 110172363A
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CN
China
Prior art keywords
flow
gas
casing
flange
atomizer
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Granted
Application number
CN201910453402.XA
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Chinese (zh)
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CN110172363B (en
Inventor
罗进成
朱春鹏
徐宏伟
韦孙昌
贺根良
徐宏东
曾梅
林益安
邹涛
袁善禄
刘军
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Northwest Chemical Research Institute Co Ltd
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Northwest Chemical Research Institute Co Ltd
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Priority to CN201910453402.XA priority Critical patent/CN110172363B/en
Publication of CN110172363A publication Critical patent/CN110172363A/en
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Publication of CN110172363B publication Critical patent/CN110172363B/en
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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46Gasification of granular or pulverulent flues in suspension
    • C10J3/466Entrained flow processes
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46Gasification of granular or pulverulent flues in suspension
    • C10J3/48Apparatus; Plants
    • C10J3/50Fuel charging devices
    • C10J3/506Fuel charging devices for entrained flow gasifiers
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2200/00Details of gasification apparatus
    • C10J2200/15Details of feeding means
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10JPRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00Details of gasification processes
    • C10J2300/09Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0983Additives
    • C10J2300/0989Hydrocarbons as additives to gasifying agents to improve caloric properties

Abstract

The invention discloses a kind of multiple flow passages atomizer and gasification reaction operating methods; the multiple flow passages atomizer includes multiple flow passages liquid slurry atomization structure and cooling protection structure; multiple flow passages liquid slurry atomization structure includes the casing that M internal diameter is different and is coaxially successively nested from inside to outside by the ascending sequence of internal diameter; M casing has n+1 gas flow and n flow channel for liquids, and the n+1 gas flows and the n flow channel for liquids are laid according to the sequence alternate of the gas flow and the flow channel for liquids from inside to outside;The gasification reaction operating method includes: the installation of one, multiple flow passages atomizer;Two, the aerosol dispersion of raw material;Three, the gasification reaction of raw material.The present invention can be realized the atomization of extensive raw material, the liquid slurry of a variety of different mobile performances can not only be realized in a gasification reactor while carrying out the purpose of gasification reaction, and can be realized two kinds of differential mode raw materials in a gasification reactor while carrying out the purpose of gasification reaction.

Description

A kind of multiple flow passages atomizer and gasification reaction operating method
Technical field
The invention belongs to chemical equipment technical fields, and in particular to a kind of multiple flow passages atomizer and gasification reaction operation side Method.
Background technique
Wet entrained flow bed gasification technology is one of clean coal technology relatively advanced at present, which mostly uses by raw material of coal To produce synthetic raw gas, it is further used for large basis of the production including synthesis ammonia, methanol, natural gas, fuel oil etc. Chemicals, many enterprises are widely applied at home.In recent years, with the further expansion of production scale of enterprise, the energy Processing class enterprise gradually increases the wet process gasification technology demand of high throughput, but uses the wet process of single Conventional nebulizer at present Entrained flow gasification maximum throughput is only 2000t/ days or so, and when treating capacity increases, atomizer abrasion and ablation risk are substantially It improves, significantly limits the extensive raising of monosystem array apparatus processing capacity;
In addition, the diverse problems of raw material are also one of wet entrained flow bed gasification technology problem to be solved.Because of raw material The otherness of nature meets the required stable liquid of technique production it is difficult to ensure that preparing in the case of plurality of raw materials is blended The same room gasification of slurry, the liquid slurry how realizing different mobile performances in raw material or cannot being stabilized after blending is current Gasification technology develops one of the intractable difficulty faced, in addition, when one of the raw material in raw material is fuel gas, by combustible gas It is also breakneck that body is routinely mixed with common gasifying agent (such as oxygen), therefore, it is necessary to a kind of multiple flow passages atomizer is developed, And propose the operating method that gasification reaction is carried out using multiple flow passages atomizer.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of multiple flow passages mist Change device, simple structure and reasonable design can be realized the atomization of extensive raw material, can not only realize a variety of different mobility The liquid slurry of energy carries out the purpose of gasification reaction simultaneously in a gasification reactor, and can be realized two kinds of differential mode raw materials The purpose for carrying out gasification reaction simultaneously in a gasification reactor, can reduce investment and operating cost.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of multiple flow passages atomizer, feature exist In: including multiple flow passages liquid slurry atomization structure and the cooling protection being arranged on the outside of the multiple flow passages liquid slurry atomization structure Structure, the multiple flow passages liquid slurry atomization structure include M internal diameter it is different and by the ascending sequence of internal diameter from inside to outside Coaxially successively nestable casing, wherein M=2n+1, n are positive integer, and n >=2, and the top of described sleeve pipe is closed end, described The bottom end of casing is open end, and arrival end is provided on the side wall of described sleeve pipe, and M described sleeve pipe has n+1 gas flow With n flow channel for liquids, the n+1 gas flows and the n flow channel for liquids are from inside to outside according to the gas flow and institute The sequence alternate for stating flow channel for liquids is laid, and a premixing space, the cooling guarantor are formed between the open end of M described sleeve pipe Protection structure includes the water coolers for being set in the core structure of described sleeve pipe Basolateral on the outermost side and the cooling water Wrap the cooling water injection pipe and cooling water delivery line being connected, the inner wall of the water coolers and described sleeve pipe on the outermost side Outer wall between form cooling chamber.
Above-mentioned a kind of multiple flow passages atomizer, it is characterised in that: the top of the water coolers is provided with water coolers top Portion's flange, is provided with first flange on the outer wall of described sleeve pipe on the outermost side, the water coolers top flange with it is described First flange is fixedly connected.
A kind of above-mentioned multiple flow passages atomizer, it is characterised in that: in addition to described sleeve pipe on the outermost side, remaining institute State the second flange for being provided on the outer wall of casing and being fixedly mounted for the adjacent described sleeve pipe in its outside.
A kind of above-mentioned multiple flow passages atomizer, it is characterised in that: in addition to the described sleeve pipe for being located at center, remaining The top of described sleeve pipe is provided with cannula tip flange.
The present invention also provides a kind of gasification reaction operating methods, it is characterised in that: the operating method the following steps are included:
Step 1: the installation of multiple flow passages atomizer:
The bottom end of the multiple flow passages atomizer is protruded at the top of gasification reactor, it later, will be at the top of gasification reactor Flange is fixedly connected with first flange;
Step 2: the aerosol dispersion of raw material:
When raw material is liquid slurry, liquid slurry is each led into the n flow channel for liquids, meanwhile, by gasifying agent It each leads into the n+1 gas flows, exit aerosol dispersion of the liquid slurry in the n flow channel for liquids;
When raw material includes the gentle state raw material of liquid slurry, liquid slurry is each led into the n flow channel for liquids, together When, gaseous feed and gasifying agent are each led into the n+1 gas flows, the liquid slurry is in the flow channel for liquids Exit aerosol dispersion, the gaseous feed enter in gasification reactor by the gas flow;
Step 3: the gasification reaction of raw material:
In the gasification reactor, the raw material in step 2 after aerosol dispersion with by the gas flow into Gasification reaction occurs for the gasifying agent entered in the gasification reactor.
Above-mentioned gasification reaction operating method, it is characterised in that: the liquid slurry refers to liquid in similar flow shape The substance rich in carbon hydrogen element of state, the liquid slurry be one of water-coal-slurry, water coke slurry, heavy oil and spent organic solvent or It is two or more;The gaseous feed is natural gas, and the gasifying agent refers to Jie that gasification reaction can occur with the liquid slurry Matter, the gasifying agent are one or more of vapor, oxygen and carbon dioxide.
Compared with the prior art, the present invention has the following advantages:
1, for the present invention by setting multiple flow passages liquid slurry atomization structure, multiple flow passages liquid slurry atomization structure includes M Internal diameter is different and the coaxial casing being successively nested, M casing have n+1 gas from inside to outside by the ascending sequence of internal diameter Runner and n flow channel for liquids, n+1 gas flow and n flow channel for liquids are from inside to outside according to gas flow and flow channel for liquids Sequence alternate is laid, and can be passed through the liquid material of one or more different mobile performances in actual use, in n flow channel for liquids It starches, one or more different gasifying agents can be passed through in n+1 gas flow, gaseous feed can also be passed through, when gaseous state original When material is fuel gas, it can be avoided fuel gas using this multiple flow passages atomizer and routinely mixed with common gasifying agent (such as oxygen) After safety accident occurs, a variety of gentle state raw materials of the liquid slurry that cannot stablize blending can be made same in a gasification reactor Shi Jinhang gasification reaction, can reduce investment and operating cost, meanwhile, it is capable to realize the aerosol dispersion of extensive raw material.
2, the present invention on the outside of multiple flow passages liquid slurry atomization structure by being arranged cooling protection structure, cooling protection structure Water coolers including being set in the core structure on the outside of casing shoe on the outermost side, are set by the top in water coolers It is equipped with water coolers top flange, first flange is provided on the outer wall of casing on the outermost side, water coolers top is convex Edge is fixedly connected with first flange, and connection type is simple and reliable, can be to the bottom end for being in multiple flow passages liquid slurry atomization structure The gentle agent of liquid slurry carry out cooling protection, prevent the gentle agent overheat of liquid slurry.
3, the present invention is provided with adjacent for its outside in addition to casing on the outermost side on the outer wall of remaining casing Casing be fixedly mounted second flange, except be located at innermost casing in addition to, between two neighboring casing with top flange with The mode that second flange is fixedly connected is connected as one, and simple structure and reasonable design has wide range of applications, easy to promote and utilize.
4, gasification reaction method of operation in operation of the invention is simple, and reaction effect is good, and processing capacity is big.
In conclusion the configuration of the present invention is simple, design are rationally, the atomization of extensive raw material can be realized, it can not only be real The liquid slurry of existing a variety of different mobile performances carries out the purpose of gasification reaction simultaneously in a gasification reactor, and can Two kinds of differential mode raw materials are realized in a gasification reactor while carrying out the purpose of gasification reaction, can reduce investment and operation at This.
Below by drawings and examples, the present invention is described in further detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1.
Fig. 2 is enlarged drawing at the A of Fig. 1.
Fig. 3 is the usage state diagram of the embodiment of the present invention 1.
Fig. 4 is the structural schematic diagram of the embodiment of the present invention 2.
Fig. 5 is enlarged drawing at the B of Fig. 4.
Fig. 6 is the usage state diagram of the embodiment of the present invention 2.
Description of symbols:
1-first sleeve;2-the second casing;3-third casings;
4-the Quadruplet pipe;5-the five casing;6-1-water coolers;
6-1-1-water coolers top flange;6-2-cooling water injection pipe;
6-3-cooling water delivery line;7-gasification reactors;
7-1-gasification reactor top flange;8-first flanges;
9-second flanges;10-first gas runners;11-the first flow channel for liquids;
12-second gas runners;13-second liquid runners;14-third gas runners;
15-the six casing;16-the seven casing;17-third flow channel for liquids;
18-the four gas flow.
Specific embodiment
A kind of multiple flow passages atomizer of the invention is described in detail by embodiment 1-3:
Embodiment 1
In the present embodiment, as depicted in figs. 1 and 2, multiple flow passages atomizer is five runner atomizers, the five runners atomizer Including five runner atomization structures and the cooling protection structure being arranged on the outside of the five runners atomization structure, the five runners atomization Structure includes that 5 internal diameters are different and by the ascending sequence of internal diameter coaxial successively nestable casing from inside to outside, 5 sets Pipe is respectively coaxial successively nestable first sleeve 1, the second casing 2, third casing 3, Quadruplet pipe 4 and the 5th set from inside to outside Pipe 5, the side wall of the first sleeve 1, the side wall of the second casing 2, the side wall of third casing 3, Quadruplet pipe 4 side wall and the 5th Arrival end is provided on the side wall of casing 5,5 described sleeve pipes have 3 gas flows and 2 flow channel for liquids, 3 gas Body runner includes the first gas runner 10 formed inside the first sleeve 1, the inner wall and described second of the third casing 3 Between the second gas runner 12 and the 5th casing 5 and the outer wall of the Quadruplet pipe 4 formed between the outer wall of casing 2 14,2 flow channel for liquids of third gas runner of formation include the inner wall of the second casing 2 and the outer wall of the first sleeve 1 Between formed between the first flow channel for liquids 11, the inner wall of the Quadruplet pipe 4 and the outer wall of the third casing 3 that are formed Two gas flows of flow channel for liquids 13,3 and 2 flow channel for liquids are from inside to outside according to the gas flow and the liquid The sequence alternate of body runner is laid, and a premixing space, the cooling protection knot are formed between the open end of 5 described sleeve pipes Structure include the water coolers 6-1 for being set in the core structure in the outside of the 5th casing 5, be connected with the water coolers 6-1 it is cold But water injection pipe 6-2 and cooling water delivery line 6-3, forms between the inner wall of the water coolers 6-1 and the outer wall of the 5th casing 5 Cooling chamber.
In the present embodiment, the five runners atomizer includes five runner atomization structures and cooling protection structure, five stream Road atomization structure includes that 5 internal diameters are different and by the ascending sequence of internal diameter coaxial successively nestable casing from inside to outside, and 5 Described sleeve pipe is respectively the first sleeve 1 being coaxially successively nested from inside to outside, the second casing 2, third casing 3,4 and of Quadruplet pipe 5th casing 5,5 described sleeve pipes have 3 gas flows and 2 flow channel for liquids, using mutually independent 3 gas flows and 2 flow channel for liquids carry out the atomization of raw material simultaneously, can satisfy large-scale wet entrained flow bed gasification, in actual use, when 2 It is passed through the liquid slurry of two kinds of different mobile performances in flow channel for liquids, two kinds of liquid slurries that cannot stablize blending can be made one It is converted simultaneously in a gasification reactor 7, can reduce investment and operating cost, meanwhile, it is capable to realize extensive atomizing raw materials point It dissipates.
In actual use, one or more kinds of raw materials is each led into 3 gas flows under high-temperature high-pressure state With 2 flow channel for liquids, and from 3 gas flows and 2 flow channel for liquids discharges in the form of misty, in order to reduce raw material after atomization Temperature, in the present embodiment, by being arranged the water coolers 6-1 of core structure on the outside of the 5th casing 5, injected by cooling water Pipe 6-2 injects cooling water into the cooling chamber formed between the water coolers 6-1 and the outer wall of the 5th casing 5, by cooling water Raw material in 3 gas flow bottoms and the raw material in 2 flow channel for liquids are cooled down, in cooling process In, the cooling water to have heated up in cooling chamber can be exported by cooling water delivery line 6-3, when making the cooling water in cooling chamber It carves in the state with optimal cooling effect, recycling for cooling water can also be realized by way of circulation, save water Resource, using effect are good.
In the present embodiment, the top of the water coolers 6-1 is provided with water coolers top flange 6-1-1, the 5th casing 5 Outer wall on be provided with first flange 8, the water coolers top flange 6-1-1 is fixedly connected with the first flange 8.
In the present embodiment, by the way that water coolers top flange 6-1-1 is arranged on the top of water coolers 6-1, at the 5th set First flange 8 is set on the outer wall of pipe 5, and the water coolers top flange 6-1-1 and the first flange 8 can pass through bolt It is fixedly connected with nut, connection type is simple and reliable, easy to disassemble, will not influence the outer of the 5th casing 5 and the Quadruplet pipe 4 The structure of the third gas runner 14 formed between wall.
In the present embodiment, in addition to the 5th casing 5, the outer wall of first sleeve 1, the outer wall of the second casing 2, third casing 3 Outer wall and Quadruplet pipe 4 outer wall on be provided with second flange 9.
In actual use, the diameter of the second flange 9 on the outer wall of first sleeve 1, positioned at the outer wall of the second casing 2 On the diameter of second flange 9, the diameter of second flange 9 on the outer wall of third casing 3 and positioned at the outer of Quadruplet pipe 4 Successively equal proportion increases the diameter of second flange 9 on wall.
In the present embodiment, the top of first sleeve 1 is closed by sealing plate, and the top of second casing 2 is provided with second Cannula tip flange, the second cannula tip flange are fixedly connected with the second flange 9 being arranged on 1 outer wall of first sleeve, The top of the third casing 3 is provided with third cannula tip flange, and the third cannula tip flange and setting are at second set Second flange 9 on 2 outer wall of pipe is fixedly connected, and the top of the Quadruplet pipe 4 is provided with Quadruplet pipe top end flange, and the 4th set Tube top end boss is fixedly connected with the second flange 9 being arranged on 3 outer wall of third casing, the top setting of the 5th casing 5 There is the 5th cannula tip flange, the 5th cannula tip flange and the second flange 9 being arranged on 4 outer wall of Quadruplet pipe are fixed Connection.
In the present embodiment, the second flange 9 being arranged on 1 outer wall of first sleeve can not only be played and second casing The effect of top end flange connection, and can play the role of closing 11 top of the first flow channel for liquids;It is arranged outside the second casing 2 Second flange 9 on wall can not only play the role of connecting with the third cannula tip flange, and can play closing The effect of second gas runner 12;The second flange 9 being arranged on 3 outer wall of third casing can not only play and described 4th set The effect of tube top end boss connection, and can play the role of closing second liquid runner 13;It is arranged in 4 outer wall of Quadruplet pipe On second flange 9 can not only play the role of connecting with the 5th cannula tip flange, and closing can be played The effect of three gas flows 14.
In the present embodiment, the first gas runner 10 exports a=60 ° of angle, and the first flow channel for liquids 11 exports angle b =80 °, second gas runner 12 exports c=100 ° of angle, and second liquid runner 13 exports d=120 ° of angle, third gas stream Road 14 exports e=140 ° of angle.
Difference in height, the second casing 2 in the present embodiment, between the bottom face of first sleeve 1 and the bottom face of the second casing 2 Bottom face and third casing 3 bottom face between difference in height, the bottom face of third casing 3 and the bottom face of Quadruplet pipe 4 Between difference in height, the difference in height between the bottom face of Quadruplet pipe 4 and the bottom face of the 5th casing 5 be 20mm.
Embodiment 2
In the present embodiment, as shown in Figures 4 and 5, multiple flow passages atomizer is seven runner atomizers, the seven runners atomizer packet The cooling protection structure for including seven runner liquid slurry atomization structures and being arranged on the outside of the seven runners liquid slurry atomization structure, The seven runners liquid slurry atomization structure include 7 internal diameters it is different and by the ascending sequence of internal diameter from inside to outside coaxially according to Secondary nestable casing, 7 described sleeve pipes are respectively the first sleeve 1 being coaxially successively nested from inside to outside, the second casing 2, third Casing 3, Quadruplet pipe 4, the 5th casing 5, the 6th casing 15 and the 7th casing 16, side wall, the second casing of the first sleeve 1 2 side wall, the side wall of third casing 3, the side wall of Quadruplet pipe 4, the side wall of the 5th casing 5, the side wall of the 6th casing 15 and Arrival end is provided on the side wall of seven casings 16,7 described sleeve pipes have 4 gas flows and 3 flow channel for liquids, 4 institutes State gas flow include the first gas runner 10 formed inside the first sleeve 1, the inner wall of the third casing 3 with it is described The outer wall of the second gas runner 12 that is formed between the outer wall of second casing 2, the 5th casing 5 and the Quadruplet pipe 4 it Between formed between the inner wall of third gas runner 14 and the 7th casing 16 and the outer wall of the 6th casing 15 that are formed The 4th gas flow 18,3 flow channel for liquids include between the inner wall of the second casing 2 and the outer wall of the first sleeve 1 The second liquid formed between the first flow channel for liquids 11, the inner wall of the Quadruplet pipe 4 and the outer wall of the third casing 3 formed The third flow channel for liquids formed between the outer wall of the inner wall and the 5th casing 5 of body runner 13 and the 6th casing 15 17,4 gas flows and 3 flow channel for liquids are from inside to outside according to the suitable of the gas flow and the flow channel for liquids Sequence is alternately laid, and a premixing space is formed between the open end of 7 described sleeve pipes, and the cooling protection structure includes being arranged The water coolers 6-1 of core structure on the outside of the 7th casing 16, the cooling water injection pipe being connected with the water coolers 6-1 6-2 and cooling water delivery line 6-3, forms cooling chamber between the inner wall of the water coolers 6-1 and the outer wall of the 7th casing 16.
In the present embodiment, first flange 8 is arranged on the outer wall of the 7th casing 16.7th casing 16 is as positioned at outermost Casing, be arranged in that first flange 8 on the outer wall of the 7th casing 16 needs and water coolers top flange 6-1-1 is fixed connects It connects.
In the present embodiment, in addition to the 7th casing 16, the outer wall of first sleeve 1, the outer wall of the second casing 2, third casing 3 Outer wall, the outer wall of Quadruplet pipe 4, be provided with second flange 9 on the outer wall of the 5th casing 5 and the outer wall of the 6th casing 15.
In actual use, the diameter of the second flange 9 on the outer wall of first sleeve 1, positioned at the outer wall of the second casing 2 On the diameter of second flange 9, the diameter of second flange 9 on the outer wall of third casing 3 and positioned at the outer of Quadruplet pipe 4 The diameter of second flange 9 on wall, and the second flange 9 on the outer wall of the 5th casing 5 diameter and be located at the 6th set Successively equal proportion increases the diameter of second flange 9 on the outer wall of pipe 15.
In the present embodiment, the top of the 6th casing 15 is provided with the 6th cannula tip flange, the 6th set of tube top End boss is fixedly connected with the second flange 9 being arranged on 5 outer wall of the 5th casing, and the top of the 7th casing 16 is provided with Seven cannula tip flanges, the 7th cannula tip flange and the fixed company of the second flange 9 being arranged on 15 outer wall of the 6th casing It connects.
In the present embodiment, the second flange 9 being arranged on 5 outer wall of the 5th casing can not only be played and the 6th casing The effect of top end flange connection, and can play the role of closing 17 top of third flow channel for liquids;It is arranged in the 6th casing 15 Second flange 9 on outer wall can not only play the role of connecting with the 7th cannula tip flange, and can play envelope Close the effect on 18 top of the 4th gas flow.
In the present embodiment, the first gas runner 10 exports a=60 ° of angle, and the first flow channel for liquids 11 exports angle b =75 °, 12 c=90 ° of runner exit angle of second gas runner, 13 d=105 ° of runner exit angle of second liquid runner, third 14 e=120 ° of runner exit angle of gas flow, third flow channel for liquids 17 export f=135 ° of angle, and the 4th gas flow 18 goes out G=150 ° of angle of mouth.
Difference in height, the second casing 2 in the present embodiment, between the bottom face of first sleeve 1 and the bottom face of the second casing 2 Bottom face and third casing 3 bottom face between difference in height, the bottom face of third casing 3 and the bottom face of Quadruplet pipe 4 Between difference in height, the difference in height between the bottom face of Quadruplet pipe 4 and the bottom face of the 5th casing 5, the 5th casing 5 bottom end The bottom face of difference in height and the 6th casing 15 between face and the bottom face of the 6th casing 15 and the bottom face of the 7th casing 16 Between difference in height be 200mm.
Embodiment 3
The present embodiment is as different from Example 2: the first gas runner 10 exports a=45 ° of angle, the first liquid B=60 ° of angle of the outlet of runner 11,12 c=75 ° of runner exit angle of second gas runner, 13 runner exit of second liquid runner D=90 ° of angle, 14 e=115 ° of runner exit angle of third gas runner, f=130 ° of angle of the outlet of third flow channel for liquids 17, the Four gas flows 18 export g=145 ° of angle.
In the present embodiment, the difference in height between the bottom face of the first sleeve 1 and the bottom face of the second casing 2 is 25mm;Difference in height between the bottom face of second casing 2 and the bottom face of third casing 3 is 7mm;The bottom face of third casing 3 Difference in height between the bottom face of Quadruplet pipe 4 is 20mm;The bottom face of the bottom face of Quadruplet pipe 4 and the 5th casing 5 it Between difference in height be 5mm;Difference in height between the bottom face of 5th casing 5 and the bottom face of the 6th casing 15 is 16mm;6th Difference in height between the bottom face of casing 15 and the bottom face of the 7th casing 16 is 3mm.
Gasification reaction operating method of the invention is described in detail by embodiment 4-6:
Embodiment 4
As shown in Figure 1, Figure 2 and Figure 3, the multiple flow passages atomizer used in the present embodiment is five stream that provides in embodiment 1 Road atomizer, the operating method the following steps are included:
Step 1: the installation of five runner atomizers:
The bottom end of the five runners atomizer is protruded into from the top of gasification reactor 7, it later, will be at the top of gasification reactor Flange 7-1 is fixedly connected with first flange 8;
When practical operation, gasification reactor top flange 7-1 is fixedly connected with first flange 8 using screw bolt and nut, Guarantee that the five runners atomizer is stably placed at the top of gasification reactor 7;Later, check cooling chamber in cooling water whether It fills, if cooling water is insufficient in cooling chamber, needs to supplement cooling water into cooling chamber by cooling water injection pipe 6-2, until Cooling water is filled in cooling chamber.
Step 2: the aerosol dispersion of raw material:
In the present embodiment, the raw material is the water coke slurry that coke quality content is 63%, and the gasifying agent is oxygen;
Specifically include following procedure: after the water coke slurry that coke quality content is 63% is forced into 7.3MPa, with The flow of 99.4t/h each leads into the first flow channel for liquids 11 and second liquid runner 13;
After oxygen pressing to 8.3MPa, with 11180Nm3The flow of/h is passed through first gas runner 10;By oxygen pressing To 8.3MPa, with 26088Nm3The flow of/h is passed through second gas runner 12;After oxygen pressing to 8.3MPa, with 37269Nm3The flow of/h is passed through third gas runner 14;The coke quality content being passed through in the first flow channel for liquids 11 is 63% Water coke starches the exit aerosol dispersion in the first flow channel for liquids 11, and the coke quality content being passed through in second liquid runner 13 is Exit aerosol dispersion of the 63% water coke slurry in second liquid runner 13;
Step 3: the gasification reaction of raw material:
In gasification reactor 7, the temperature in gasification reactor 7 is 1320 DEG C, the coke in step 2 after aerosol dispersion Charcoal mass content be 63% water coke slurry with by first gas runner 10, second gas runner 12 and third gas runner 14 into Enter oxygen in the gasification reactor 7 and gasification reaction occur, by the water coke slurry that coke quality content is 63% be transformed into CO and H2Based on raw gas.
In the present embodiment, the liquid slurry refers to the substance rich in carbon hydrogen element with liquid in similar flow state, The liquid slurry is one or more of water-coal-slurry, water coke slurry, heavy oil and spent organic solvent;The gaseous feed is Natural gas, the gasifying agent refer to that the medium that gasification reaction can occur with the liquid slurry, the gasifying agent are vapor, oxygen One or more of gas and carbon dioxide.
In actual use, the liquid slurry can also use organic wastewater.
Embodiment 5
As shown in Figure 4, Figure 5 and Figure 6, the multiple flow passages atomizer used in the present embodiment is seven provided in embodiment 2 The operating method of runner atomizer, the gasification reaction carried out using seven runner atomizers provided in embodiment 2 includes following Step:
Step 1: the installation of seven runner atomizers:
The bottom end of the seven runners atomizer is protruded into from the top of the gasification reactor 7, later, by gasification reactor Top flange 7-1 is fixedly connected with first flange 8;
When practical operation, gasification reactor top flange 7-1 is fixedly connected with first flange 8 using screw bolt and nut, Guarantee that the seven runners atomizer is stably placed at the top of gasification reactor 7;Later, check cooling chamber in cooling water whether It fills, if cooling water is insufficient in cooling chamber, needs to supplement cooling water into cooling chamber by cooling water injection pipe 6-2, until Cooling water is filled in cooling chamber.
Step 2: the aerosol dispersion of raw material:
In the present embodiment, the raw material includes heavy oil, spent organic solvent, the water-coal-slurry and first that Coal Quality content is 62% Alkane volume content is not less than 96% natural gas, and the gasifying agent includes oxygen and vapor;
It specifically includes following procedure: after spent organic solvent is forced into 9.4MPa, the first liquid being passed through with the flow of 9.9t/h Body runner 11 after heavy oil is forced into 9.4MPa, is passed through second liquid runner 13 with the flow of 17.8t/h, water-coal-slurry is pressurizeed To 9.4MPa, third flow channel for liquids 17 is passed through with the flow of 49.78t/h;After oxygen pressing to 10MPa, with 12461Nm3/ The flow of h is passed through first gas runner 10;Vapor is forced into 10MPa, after temperature is increased to 320 DEG C, with 13241Nm3/h Flow be passed through second gas runner 12;After natural gas of the methane volumetric content not less than 96% is forced into 10MPa, with 28750Nm3The flow of/h is passed through third gas runner 14;After oxygen pressing to 10MPa, with 42861Nm3The flow of/h is passed through 4th gas flow 18;The spent organic solvent in the first flow channel for liquids 11 is passed through in the atomization point of the exit of the first flow channel for liquids 11 It dissipates, is passed through the heavy oil in second liquid runner 13 in the exit aerosol dispersion of second liquid runner 13, is passed through third liquid flow In the exit aerosol dispersion of third flow channel for liquids 17, the methane volumetric for being passed through third gas runner 14 contains for water-coal-slurry in road 17 Natural gas of the amount not less than 96% enters in gasification reactor 7 by third gas runner 14;
Due to containing natural gas in the raw material, natural gas is fuel gas, and gasifying agent includes oxygen, and oxygen is combustion-supporting Therefore natural gas in the present embodiment, by the way that oxygen is passed through first gas runner 10, is passed through third gas runner 14 by gas Mode, can be avoided natural gas and oxygen and conventional mixing occur, the generation of safety accident can be prevented.
Step 3: the gasification reaction of raw material:
In gasification reactor 7, the temperature in gasification reactor 7 is 1230 DEG C, useless after aerosol dispersion in step 2 Organic solvent, heavy oil and water-coal-slurry, and the methane volumetric content being passed through in third gas runner 14 are natural not less than 96% Gas enters with the vapor entered in the gasification reactor 7 by second gas runner 12 and by the 4th gas flow 18 Gasification reaction occurs for the oxygen in the gasification reactor 7, not by spent organic solvent, heavy oil, water-coal-slurry and methane volumetric content Natural gas less than 96% is transformed into CO and H2Based on raw gas.
Embodiment 6
The multiple flow passages atomizer used in the present embodiment utilizes implementation for seven runner atomizer provided in embodiment 3 Seven runner atomizers provided in example 3 carry out gasification reaction operating method the following steps are included:
Step 1: the installation of seven runner atomizers:
The bottom end of the seven runners atomizer is protruded into from the top of the gasification reactor 7, later, by gasification reactor Top flange 7-1 is fixedly connected with first flange 8;
When practical operation, gasification reactor top flange 7-1 is fixedly connected with first flange 8 using screw bolt and nut, Guarantee that the seven runners atomizer is stably placed at the top of gasification reactor 7;Later, check cooling chamber in cooling water whether It fills, if cooling water is insufficient in cooling chamber, needs to supplement cooling water into cooling chamber by cooling water injection pipe 6-2, until Cooling water is filled in cooling chamber.
Step 2: the aerosol dispersion of raw material:
In the present embodiment, the raw material includes heavy oil, water-coal-slurry and methane volumetric content that Coal Quality content is 62% Natural gas not less than 93%, the gasifying agent include oxygen and vapor;
It specifically includes following procedure: after heavy oil is forced into 6.9MPa, the first flow channel for liquids being passed through with the flow of 27.3t/h 11;After the water-coal-slurry that Coal Quality content is 62% is forced into 6.9MPa, second liquid stream is passed through with the flow of 40.75t/h Road 13;After the water-coal-slurry that Coal Quality content is 62% is forced into 6.9MPa, third liquid is passed through with the flow of 60.76t/h Runner 17.
After oxygen pressing to 8.3MPa, with 15432Nm3The flow of/h is passed through first gas runner 10;By oxygen pressing To 8.3MPa, with 78084Nm3The flow of/h is passed through the 4th gas flow 18;Methane volumetric content is not less than to 93% day After right gas is forced into 8.3MPa, with 31892Nm3The flow of/h is passed through third gas runner 14;By vapor be forced into 8.3MPa, After temperature is increased to 300 DEG C, with 15981Nm3The flow of/h is passed through second gas runner 12;It is passed through in the first flow channel for liquids 11 For heavy oil in the exit aerosol dispersion of the first flow channel for liquids 11, the Coal Quality content being passed through in second liquid runner 13 is 62% Water-coal-slurry in the exit aerosol dispersion of second liquid runner 13, the Coal Quality content being passed through in third flow channel for liquids 17 is In the exit aerosol dispersion of third flow channel for liquids 17, the methane volumetric being passed through in third gas runner 14 contains 62% water-coal-slurry Natural gas of the amount not less than 93% enters in gasification reactor 7 by third gas runner 14;
In actual use, when natural gas scarcity, can be used to third gas runner 14 and be passed through nitrogen, for maintain this seven The continuous use of runner atomizer, the concrete operations of nitrogen are passed through to third gas runner 14 are as follows: nitrogen is forced into 8.3MPa Afterwards, with 1350Nm3The flow of/h is passed through third gas runner 14.
Step 3: the gasification reaction of raw material:
In gasification reactor 7, the temperature in gasification reactor 7 is 1230 DEG C, the weight in step 2 after aerosol dispersion Oil, the water-coal-slurry that Coal Quality content is 62% and methane volumetric content are not less than 93% natural gas, and pass through first gas Runner 10 enters the oxygen in the gasification reactor 7, enters the oxygen in the gasification reactor 7 by the 4th gas flow 18 Gas and by second gas runner 12 enter the gasification reactor 7 in vapor occur gasification reaction, by heavy oil, coal matter The natural gas of water-coal-slurry and methane volumetric content not less than 93% that amount content is 62% is transformed into CO and H2Based on it is thick Coal gas.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, it is all according to the present invention Technical spirit any simple modification to the above embodiments, change and equivalent structural changes, still fall within skill of the present invention In the protection scope of art scheme.

Claims (6)

1. a kind of multiple flow passages atomizer, it is characterised in that: including multiple flow passages liquid slurry atomization structure and be arranged in the multithread Cooling protection structure on the outside of road liquid slurry atomization structure, the multiple flow passages liquid slurry atomization structure include M internal diameter not One and by the ascending sequence of internal diameter coaxial successively nestable casing from inside to outside, wherein M=2n+1, n are positive integer, and n >=2, the top of described sleeve pipe is closed end, and the bottom end of described sleeve pipe is open end, is provided with entrance on the side wall of described sleeve pipe End, M described sleeve pipe have n+1 gas flow and n flow channel for liquids, the n+1 gas flows and the n liquid flows Road is laid according to the sequence alternate of the gas flow and the flow channel for liquids from inside to outside, the open end of M described sleeve pipe it Between formed a premixing space, the cooling protection structure includes being set in described sleeve pipe Basolateral on the outermost side The water coolers (6-1) of core structure, the cooling water injection pipe (6-2) being connected with the water coolers (6-1) and cooling water Delivery line (6-3) forms cooling between the inner wall of the water coolers (6-1) and the outer wall of described sleeve pipe on the outermost side Chamber.
2. a kind of multiple flow passages atomizer described in accordance with the claim 1, it is characterised in that: the top of the water coolers (6-1) It is provided with water coolers top flange (6-1-1), first flange (8) is provided on the outer wall of described sleeve pipe on the outermost side, The water coolers top flange (6-1-1) is fixedly connected with the first flange (8).
3. a kind of multiple flow passages atomizer described in accordance with the claim 1, it is characterised in that: except described sleeve pipe on the outermost side it Outside, the second flange (9) being fixedly mounted for the adjacent described sleeve pipe in its outside is provided on the outer wall of remaining described sleeve pipe.
4. a kind of multiple flow passages atomizer described in accordance with the claim 3, it is characterised in that: except the described sleeve pipe for being located at center Except, the top of remaining described sleeve pipe is provided with cannula tip flange.
5. a kind of gasification reaction operating method using multiple flow passages atomizer as claimed in claim 2, it is characterised in that: the operation Method the following steps are included:
Step 1: the installation of multiple flow passages atomizer:
The bottom end of the multiple flow passages atomizer is protruded at the top of gasification reactor (7), it later, will be convex at the top of gasification reactor Edge (7-1) is fixedly connected with first flange (8);
Step 2: the aerosol dispersion of raw material:
When raw material is liquid slurry, liquid slurry is each led into the n flow channel for liquids, meanwhile, gasifying agent is distinguished It is passed through in the n+1 gas flows, exit aerosol dispersion of the liquid slurry in the n flow channel for liquids;
When raw material includes the gentle state raw material of liquid slurry, liquid slurry is each led into the n flow channel for liquids, meanwhile, Gaseous feed and gasifying agent are each led into the n+1 gas flows, the liquid slurry goes out the flow channel for liquids Aerosol dispersion at mouthful, the gaseous feed enter in gasification reactor (7) by the gas flow;
Step 3: the gasification reaction of raw material:
In the gasification reactor (7), the raw material in step 2 after aerosol dispersion with by the gas flow into Gasification reaction occurs for the gasifying agent entered in the gasification reactor (7).
6. gasification reaction operating method according to claim 5, it is characterised in that: the liquid slurry refers to is in liquid The substance rich in carbon hydrogen element of similar flow state, the liquid slurry are water-coal-slurry, water coke slurry, heavy oil and spent organic solvent One or more of;The gaseous feed is natural gas, and the gasifying agent, which refers to, gas occurs with the liquid slurry Change the medium of reaction, the gasifying agent is one or more of vapor, oxygen and carbon dioxide.
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