CN107794091A - A kind of thermal reforming upgrading furnace - Google Patents

A kind of thermal reforming upgrading furnace Download PDF

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Publication number
CN107794091A
CN107794091A CN201711113812.7A CN201711113812A CN107794091A CN 107794091 A CN107794091 A CN 107794091A CN 201711113812 A CN201711113812 A CN 201711113812A CN 107794091 A CN107794091 A CN 107794091A
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CN
China
Prior art keywords
heater
central tube
slag bath
side wall
furnace
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711113812.7A
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Chinese (zh)
Inventor
陈贵锋
郭辰辰
曲思建
王利斌
王学云
陈江明
李阳
陈江
姚汝强
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China Coal Research Institute CCRI
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China Coal Research Institute CCRI
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Filing date
Publication date
Application filed by China Coal Research Institute CCRI filed Critical China Coal Research Institute CCRI
Priority to CN201711113812.7A priority Critical patent/CN107794091A/en
Publication of CN107794091A publication Critical patent/CN107794091A/en
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/02—Fixed-bed gasification of lump fuel
    • C10J3/20—Apparatus; Plants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2200/00—Details of gasification apparatus
    • C10J2200/15—Details of feeding means
    • C10J2200/152—Nozzles or lances for introducing gas, liquids or suspensions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/0916—Biomass
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/093—Coal
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/0943—Coke
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/0946—Waste, e.g. MSW, tires, glass, tar sand, peat, paper, lignite, oil shale
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0959—Oxygen
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0973—Water
    • C10J2300/0976—Water as steam

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)

Abstract

The present invention relates to a kind of thermal reforming upgrading furnace, including body of heater, the central tube along the axial arranged both ends open of body of heater is provided with body of heater, the madial wall of central tube is provided with refractory material, the upper end of central tube and the upper end of body of heater are fastenedly connected, and the upper end of body of heater is provided with the charge door connected with central tube；Heat preservation channel is formed between the side wall of central tube and the side wall of body of heater, the coal gas of high temperature outlet of connection heat preservation channel is provided with the side wall of body of heater, the low temperature coal gas outlet of sidewall of the furnace body is provided through in the side wall of central tube；It is in funnelform molten slag bath to be set in the bottom of body of heater, and storage slag bath is fastenedly connected in the bottom of molten slag bath, and multiple spray injectors are circumferentially evenly arranged with the side wall of the bottom of body of heater, and spray injector is in horizontally disposed or is in tilted layout.

Description

A kind of thermal reforming upgrading furnace
Technical field
The present invention relates to a kind of thermal reforming upgrading furnace, belong to coal gasification apparatus field.
Background technology
Carbon dioxide content is higher in low-quality coal gas (such as total oxygen metallurgy high furnace outlet coal gas), and calorific value of gas is low, nothing Method directly utilizes.Traditional carbon dioxide eliminating method has pressure swing adsorption method, low-temp methanol to wash, amine absorption method etc., wherein becoming Pressure absorption method and low-temp methanol are washed as physical method, and not only operating cost is higher, and face carbon dioxide seals problem up for safekeeping, one Determine to cause the waste of carbon resource in degree, and the operating process of amine absorption method is complicated, cost of transportation is high, can not adapt to extensive Industrial production.
Coal gas after conventional method carbon dioxide removal upgrading, pressure and temperature is relatively low, and the scope that can directly utilize has Limit, especially when the circulating gas as blast furnace improve the blast energy in air port, upgrading coal gas need to be heated, and at present also There is no a kind of safe and reliable heated by gas mode.
The content of the invention
For problem present in background technology, it is an object of the invention to provide a kind of safe efficient using low-quality Coal gas and carbon dioxide and the thermal reforming upgrading furnace that coal gas of high temperature can be produced.
To achieve the above object, the present invention uses following technical scheme：A kind of thermal reforming upgrading furnace, it is characterised in that：Bag Body of heater is included, the central tube along the axial arranged both ends open of the body of heater is provided with the body of heater, the central tube Madial wall is provided with refractory material, and the upper end of the central tube and the upper end of the body of heater are fastenedly connected, the upper end of the body of heater It is provided with the charge door connected with the central tube；It is logical that insulation is formed between the side wall of the central tube and the side wall of the body of heater Road, the coal gas of high temperature outlet of connection heat preservation channel is provided with the side wall of the body of heater, is provided with the side wall of the central tube Low temperature coal gas through the sidewall of the furnace body exports；It is in funnelform molten slag bath to be set in the bottom of the body of heater, described molten The bottom of slag bath is fastenedly connected storage slag bath, and multiple jetting type sprays are circumferentially evenly arranged with the side wall of the bottom of the body of heater Mouth, the spray injector are in horizontally disposed or are in tilted layout.
Shock chamber is set in the bottom of the molten slag bath, is fastenedly connected with the outer wall of the storage slag bath downward opening Fire insulation cover, the smoke discharge pipe that is internally provided with the shock chamber, the arrival end of the smoke discharge pipe stretch into the fire insulation In cover, the port of export passes the side wall of the body of heater；The side wall of the storage slag bath or bottom are provided with scum pipe, the scum pipe Entrance is higher than the bottom surface of the storage slag bath, and burning spray gun, the outlet of the scum pipe and institute are provided with the side wall of the body of heater The outlet for stating burning spray gun is arranged in the fire insulation cover.
The lateral wall of the furnace body inside wall and the central tube is provided with refractory material.
After coolant is injected in the shock chamber, the openend of the fire insulation cover is less than the liquid level of the coolant, institute The arrival end for stating smoke discharge pipe is arranged in the fire insulation cover higher than the liquid level of the coolant, is set on the smoke discharge pipe The diffusion valve of control exhaust is equipped with, the pipeline of the smoke discharge pipe, which spirals, to be arranged in the coolant.
The spray injector is disposed with multilayer, and the spray injector is multilayer, the axle of each layer spray injector The angle of the projection of line in the horizontal plane and the normal of position body of heater is more than or equal to 0 ° and is less than 90 °.
The spray injector uses Multi-way jet-flow formula nozzle, and it includes being located in the central tube and ring of multistage shrink mouth shape Annular space passage on the outside of the central tube, the cone angle of each necking is α, meets 0 90 ° of ＜ α ＜, the outlet port of the central tube For straight-run of pipe section；The exit cone angle of the annular space passage is β, meets 0 90 ° of ＜ β ＜.
Angle is more than 0 ° between the center line and horizontal plane of the scum pipe, and the bottom of the body of heater is provided with and communicated with a row Slag exports.
The side wall of the molten slag bath and the storage slag bath includes the refractory material and cold-water wall set from inside to outside, described Refractory material selects microporous corundum brick, carbon composite brick or Sialon combined corundum brick.
For the fire insulation cover in cube or cylindrical tubular structure, the fire insulation cover uses air-cooled structure, and inwall is set There is gas vent.
The burning spray gun uses multi-channel structure, and it includes being used to be passed through the central tube of combustion gas and positioned at the central tube The outside endless tube for being used to be passed through air of periphery.
For the present invention due to taking above technical scheme, it has advantages below：1st, the present invention is by spray injector Heart pipe is passed through the hybrid gasification agent of oxygen or oxygen and steam, and annular space passage is passed through low-grade coal gas or other are carbonated Gas is passed through high-temperature region with after raw material reaction, by carbon dioxide conversion into carbon monoxide, reducing carbon dioxide eliminating cost, simultaneously Realize the recycling to carbon resource.2nd, central tube is axially provided with body of heater of the present invention, central tube is formed with sidewall of the furnace body Heat preservation channel, the coal gas of high temperature after a part of upgrading caused by reaction, it is not necessary to which heating can be exported direct by coal gas of high temperature Total oxygen metallurgy high furnace is passed through, solves the problems, such as that the heating of total oxygen metallurgy high furnace circulating gas is difficult.3rd, stream of the invention penetrates formula nozzle During using Multi-way jet-flow formula nozzle, central tube uses the form of multistage necking, which reduces the loss of gasifying agent flow velocity, central tube Exit sets straight-run of pipe, and the gas velocity of outlet is effectively ensured.4th, scum pipe is arranged on storage slag bath in the present invention, deslagging The outlet of pipe and the outlet of Fuel lance are arranged in the open fire insulation cover in the closed bottom in top, store up slag bath sealed end stretch out every The sealed end and close contact, the opening end of fire insulation cover of fire cover are arranged on below cooling-liquid level, hot cigarette caused by burning spray gun Gas is entered in storage slag bath by scum pipe, therefore the melt cinder stored up in slag bath is in preferable flow regime to prevent melt cinder from arranging Slag in-tube condensation, while also act as the effect of support slag.5th, slag slag bath of the invention uses Split type structure, is easily installed and ties up Repair, can only change easily worn part, reduce the cost of maintenance slag bath.6th, deslagging tube inlet is higher than slag bath bottom in the present invention, makes liquid The deposition of iron separated out in slag in slag bath bottom without being deposited in scum pipe, therefore effectively avoid analyse iron caused by deslagging pipe plug Plug.7th, burning spray gun of the invention is stretched into shock chamber by the passage in shock chamber's side wall, thus when burning spray gun maintenance or It is easy to operate during replacing.8th, fire insulation cover makes high-temperature flue gas erosion caused by its interior burning lance combustion molten less than connection in the present invention The flange of slag bath and storage slag bath, therefore be able to protect flange.9th, the lateral wall of furnace body inside wall and central tube of the present invention is provided with The refractory material of good heat-insulation effect, therefore heat preservation channel is reduced the thermal loss of coal gas of high temperature.
Brief description of the drawings
Fig. 1 is thermal reforming upgrading furnace structure diagram of the present invention；
Fig. 2 is Multi-way jet-flow formula nozzle arrangements sketch of the present invention.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
As shown in figure 1, the present invention includes body of heater 1, the axial arranged both ends open along body of heater 1 is provided with body of heater 1 Central tube 2, the madial wall of central tube 2 is provided with refractory material and has stronger heat-insulating property, the upper end of central tube 2 and stove The upper end of body 1 is fastenedly connected, and the upper end of body of heater 1 is provided with the charge door 3 connected with central tube 2；The side wall and body of heater of central tube 2 Heat preservation channel is formed between 1 side wall, the coal gas of high temperature outlet 4 of connection heat preservation channel, central tube are provided with the side wall of body of heater 1 The low temperature coal gas outlet 5 of the side wall of body of heater 1 is provided through in 2 side wall.It is in funnel shaped molten slag bath to be set in the bottom of body of heater 6, storage slag bath 8 is fastenedly connected in the bottom of molten slag bath 6.Multiple penetrate circumferentially is evenly arranged with the side wall of the bottom of body of heater 1 Stream nozzle 7, spray injector 7 are in horizontally disposed or are in tilted layout.The gasifying agent added by spray injector 7 with from charge door 3 gasified raw materials added carry out gasification reaction, and a part of coal gas of high temperature for reacting formation passes through coal gas of high temperature into heat preservation channel Thermal reforming upgrading furnace is left in outlet 4, and the part coal gas of high temperature, which can be passed directly into total oxygen metallurgy high furnace, is used for metallurgy；Another part Coal gas of high temperature exchanges heat in central tube 2 with the raw material added, then by the discharge thermal reforming upgrading furnace of low temperature coal gas outlet 5.
In above-described embodiment, shock chamber 10 is set in the bottom of molten slag bath 6, is fastenedly connected with the outer wall of storage slag bath 8 Downward opening fire insulation cover 9.Smoke discharge pipe 11 is set in the inside of shock chamber 10, the arrival end of smoke discharge pipe 11 stretch into every In fire cover 9, the port of export passes the side wall of body of heater 1, its be used for by melt cinder cool down caused by fume emission to the external world.Store up slag bath 8 Side wall or bottom be provided with scum pipe 12, the entrance of scum pipe 12 is higher than the bottom surface of storage slag bath 8, therefore the iron separated out in melt cinder It is deposited on the storage bottom of slag bath 8 and effectively avoids melt cinder from analysing the outlet obstruction that iron causes scum pipe 12, is provided with the side wall of body of heater 1 Burning spray gun 13, the outlet of scum pipe 12 are arranged in fire insulation cover 9 with the outlet of burning spray gun 13, hot caused by burning spray gun 13 Flue gas is entered in storage slag bath by scum pipe 12, ensures that the melt cinder in storage slag bath is in preferable flow regime to prevent melt cinder Condensed in scum pipe 12, while also act as the effect of support slag.
In above-described embodiment, the lateral wall of the madial wall of body of heater 1 and central tube 2 is provided with the refractory material of good heat-insulation effect, Therefore heat preservation channel is reduced the thermal loss of coal gas of high temperature.
In above-described embodiment, after coolant is injected in shock chamber 10, the liquid level of coolant is higher than the opening of fire insulation cover 9 End, the liquid level of fire insulation cover 9 and coolant form water seal, the arrival end of smoke discharge pipe 11 higher than the liquid level of coolant be arranged on every In fire cover 9, the diffusion valve of control exhaust is provided with smoke discharge pipe 11, the pipeline of smoke discharge pipe 11, which spirals, is arranged on Quench In the coolant of room 10, diffusion valve is opened after the pressure in the top of molten slag bath 8 and fire insulation cover 9 reaches certain value, fume emission Pipe discharges flue gas, so as to play a part of controlling pressure in fire insulation cover 9.
In above-described embodiment, spray injector 7 is disposed with one or more layers, and the axis of each layer spray injector 7 is in level The angle of projection and the normal of position body of heater in face is more than or equal to 0 ° and is less than 90 °.Spray injector 7 can use single channel Spray injector can also use Multi-way jet-flow formula nozzle.During using single channel spray injector, the carbon dioxide of unit is passed through Or the hybrid gasification agent such as polynary carbon dioxide, water vapour and oxygen.It is in multistage shrink mouth shape that Multi-way jet-flow formula nozzle, which includes, Central tube 15 and ring be located at annular space passage 16 on the outside of central tube, the cone angle of each necking is α, meets 0 90 ° of ＜ α ＜, center The outlet port of pipe 15 is straight-run of pipe section, and this structure substantially reduces the resistance of passage, and oxygen or oxygen are passed through in central tube 15 With the hybrid gasification agent of steam；The exit cone angle of annular space passage 16 is β, meets 0 90 ° of ＜ β ＜, is passed through in annular space passage 16 Low-grade coal gas or other carbonated gases.
In above-described embodiment, angle is more than 0 ° between the center line and horizontal plane of scum pipe 12, and scum pipe 12 is integral Casting simultaneously uses water-cooling structure, and it is fixed on storage slag bath 8 by flange, is conveniently replaced when scum pipe 12 damages.
In above-described embodiment, the upper end of storage slag bath 8 is connected by flange with the lower end of molten slag bath 6, molten slag bath 6 and storage slag bath 8 side wall includes the refractory material and cold-water wall set from inside to outside, and the refractory material of storage slag bath 8 need to have stronger anti-clinker The ability, preferred microporous corundum brick, carbon composite brick or Sialon combined corundum brick etc. corroded with molten iron.
In above-described embodiment, for fire insulation cover 9 in the tubular structure of cube or cylinder, fire insulation cover 9 uses air-cooled structure, interior Wall is provided with gas vent, avoids fire insulation cover 9 from being burnt, and it is molten less than connection that fire insulation cover 9 corrodes high-temperature flue gas caused by burning The flange of slag bath 6 and storage slag bath 8, therefore it is able to protect the effect of flange connection.
In above-described embodiment, burning spray gun is stretched into shock chamber 10 by the passage in shock chamber's side wall, burning spray gun 13 Using multi-channel structure, it includes being used for the central tube for being passed through combustion gas and positioned at the outside for being used to be passed through air of central tube periphery Endless tube, directly it can be extracted out out of stove when changing burning spray gun 13, it is easy to operate.
In above-described embodiment, the bottom of body of heater 1 is provided with and communicated with deslagging outlet 14, and Quench can be easily changed by it Coolant in room 10.
The operation principle of the thermal reforming upgrading furnace of the present invention is as follows：
The lower port that coolant is higher than fire insulation cover 9 to liquid level is poured into shock chamber.By coal, coke, rubbish and biomass Added Deng raw material by the charge door 3 at the top of thermal reforming upgrading furnace, low-quality coal gas or other contain the gas of carbon dioxide by penetrating The annular space passage 16 of stream nozzle 7 is passed through in stove, oxygen or the hybrid gasification agent of oxygen and steam by spray injector 7 center Pipe 15 is passed through in stove, and oxygen releases substantial amounts of heat with raw material reaction, forms high-temperature slag area, the carbon dioxide being passed through and raw material are anti- Carbon monoxide should be reduced into.
A part of coal gas of high temperature caused by reaction is discharged from the coal gas of high temperature outlet 4 in heat preservation channel, the part high-temperature coal Gas can be passed directly into total oxygen metallurgy high furnace, and another part coal gas of high temperature is exchanged heat with the raw material in central tube 2, then by low Warm gas exit 5 is discharged.
Caused melt cinder is pooled in storage slag bath 8 by molten slag bath 6 in thermal reforming upgrading furnace gasification, in storage slag bath 8 Interior constantly accumulation；Heat smoke caused by burning spray gun 13 is entered in storage slag bath 8 by scum pipe 12, is ensured in storage slag bath 8 Melt cinder is in preferable flow regime to prevent melt cinder from being condensed in scum pipe 12, while also acts as the effect of support slag.
After the pressure difference in the top of molten slag bath 8 and fire insulation cover 9 reaches certain value, the diffusion valve on smoke discharge pipe 11 is opened To reduce the pressure in fire insulation cover 9, while the gas flow rate of burning spray gun 13 is reduced, carry out deslagging；When the top of molten slag bath 8 with every After pressure difference in fire cover 9 is reduced to certain value, the diffusion valve on closing smoke discharge pipe 11, while improve the gas of burning spray gun 13 Rate of flow of fluid, stop deslagging, complete a tapping process in summary.
In thermal reforming upgrading furnace running, such as it is in the presence of stopping in emergency, by controlling burning spray gun 13 to heat The flow velocity that upgrading furnace sprays into gas is reformed, avoids melt cinder from entering in scum pipe 12 and condenses, result in blockage, influence thermal reforming upgrading Stove is again started up.
The present invention is only illustrated with above-described embodiment, and structure, set location and its connection of each part are all to have Changed, on the basis of technical solution of the present invention, all improvement carried out according to the principle of the invention to individual part and equivalent Conversion, should not be excluded outside protection scope of the present invention.

Claims (10)

  1. A kind of 1. thermal reforming upgrading furnace, it is characterised in that：Including body of heater, it is provided with the body of heater along the axial direction of the body of heater The central tube of the both ends open of arrangement, the madial wall of the central tube are provided with refractory material, the upper end of the central tube and institute The upper end for stating body of heater is fastenedly connected, and the upper end of the body of heater is provided with the charge door connected with the central tube；The central tube Side wall and the body of heater side wall between form heat preservation channel, be provided with the side wall of the body of heater connection heat preservation channel height Warm gas exit, the low temperature coal gas outlet of the sidewall of the furnace body is provided through in the side wall of the central tube；In the body of heater Bottom set be in funnelform molten slag bath, storage slag bath is fastenedly connected in the bottom of the molten slag bath, in the bottom of the body of heater Side wall on be circumferentially evenly arranged with multiple spray injectors, the spray injector is in horizontally disposed or be in tilted layout.
  2. A kind of 2. thermal reforming upgrading furnace as claimed in claim 1, it is characterised in that：In the bottom of the molten slag bath, Quench is set Room, downward opening fire insulation cover is fastenedly connected with the outer wall of the storage slag bath, cigarette is internally provided with the shock chamber Gas delivery pipe, the arrival end of the smoke discharge pipe are stretched into the fire insulation cover, and the port of export passes the side wall of the body of heater；It is described Store up the side wall of slag bath or bottom is provided with scum pipe, the entrance of the scum pipe is higher than the bottom surface of the storage slag bath, the body of heater Side wall on be provided with burning spray gun, the outlet and the outlet of the burning spray gun of the scum pipe are arranged on the fire insulation cover In.
  3. A kind of 3. thermal reforming upgrading furnace as claimed in claim 1, it is characterised in that：The furnace body inside wall and the central tube Lateral wall be provided with refractory material.
  4. A kind of 4. thermal reforming upgrading furnace as claimed in claim 2, it is characterised in that：When injecting coolant in the shock chamber Afterwards, the openend of the fire insulation cover is less than the liquid level of the coolant, and the arrival end of the smoke discharge pipe is higher than the cooling The liquid level of liquid is arranged in the fire insulation cover, and the diffusion valve of control exhaust, the flue gas row are provided with the smoke discharge pipe The pipeline for putting pipe spirals and is arranged in the coolant.
  5. A kind of 5. thermal reforming upgrading furnace as claimed in claim 1, it is characterised in that：The spray injector is disposed with multilayer, The spray injector is multilayer, the projection of the axis of each layer spray injector in the horizontal plane and position body of heater The angle of normal is more than or equal to 0 ° and is less than 90 °.
  6. A kind of 6. thermal reforming upgrading furnace as claimed in claim 5, it is characterised in that：The spray injector is penetrated using multichannel Stream nozzle, it includes being located at annular space passage on the outside of the central tube, each necking in the central tube and ring of multistage shrink mouth shape Cone angle be α, meet 0 90 ° of ＜ α ＜, the outlet port of the central tube is straight-run of pipe section；The exit of the annular space passage Cone angle is β, meets 0 90 ° of ＜ β ＜.
  7. A kind of 7. thermal reforming upgrading furnace as claimed in claim 2, it is characterised in that：The center line and horizontal plane of the scum pipe Between angle be more than 0 °, the bottom of the body of heater is provided with and communicated with deslagging outlet.
  8. A kind of 8. thermal reforming upgrading furnace as claimed in claim 1, it is characterised in that：The side of the molten slag bath and the storage slag bath Wall includes the refractory material and cold-water wall that set from inside to outside, the refractory material from microporous corundum brick, carbon composite brick or Sialon combined corundum brick.
  9. A kind of 9. thermal reforming upgrading furnace as claimed in claim 2, it is characterised in that：The fire insulation cover is in cube or cylinder Tubular structure, the fire insulation cover uses air-cooled structure, and inwall is provided with gas vent.
  10. A kind of 10. thermal reforming upgrading furnace as claimed in claim 2, it is characterised in that：The burning spray gun uses multichannel knot Structure, it includes the central tube for being passed through combustion gas and the outside endless tube for being used to be passed through air positioned at the central tube periphery.
CN201711113812.7A 2017-11-13 2017-11-13 A kind of thermal reforming upgrading furnace Pending CN107794091A (en)

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Application Number Priority Date Filing Date Title
CN201711113812.7A CN107794091A (en) 2017-11-13 2017-11-13 A kind of thermal reforming upgrading furnace

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Application Number Priority Date Filing Date Title
CN201711113812.7A CN107794091A (en) 2017-11-13 2017-11-13 A kind of thermal reforming upgrading furnace

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Publication Number Publication Date
CN107794091A true CN107794091A (en) 2018-03-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111558309A (en) * 2020-04-10 2020-08-21 中国建筑第五工程局有限公司 Multi-channel ejector and medicament adding system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770189A (en) * 1980-10-21 1982-04-30 Mitsubishi Heavy Ind Ltd Gasifying equipment for coal
DE3235092A1 (en) * 1981-09-25 1983-04-07 Bauer Roehren Pumpen Radial injector
CN104629810A (en) * 2015-01-21 2015-05-20 刘初平 Gasifier of fluidized bed and use thereof
CN206494908U (en) * 2017-02-08 2017-09-15 中国东方电气集团有限公司 A kind of side slag-draining device for fixed bed slag tap gasification furnace

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770189A (en) * 1980-10-21 1982-04-30 Mitsubishi Heavy Ind Ltd Gasifying equipment for coal
DE3235092A1 (en) * 1981-09-25 1983-04-07 Bauer Roehren Pumpen Radial injector
CN104629810A (en) * 2015-01-21 2015-05-20 刘初平 Gasifier of fluidized bed and use thereof
CN206494908U (en) * 2017-02-08 2017-09-15 中国东方电气集团有限公司 A kind of side slag-draining device for fixed bed slag tap gasification furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ALBRECHT KAUPP/JOHN R. GOSS: "《Small Scale Gas Producer-Engine System》", 31 December 1984, SPRINGER FACHMEDIEN WIEBADEN GAMBH *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111558309A (en) * 2020-04-10 2020-08-21 中国建筑第五工程局有限公司 Multi-channel ejector and medicament adding system
CN111558309B (en) * 2020-04-10 2022-04-15 中国建筑第五工程局有限公司 Multi-channel ejector and medicament adding system

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Application publication date: 20180313