CN111334335A - Sensible heat recovery gasification furnace - Google Patents

Sensible heat recovery gasification furnace Download PDF

Info

Publication number
CN111334335A
CN111334335A CN202010176830.5A CN202010176830A CN111334335A CN 111334335 A CN111334335 A CN 111334335A CN 202010176830 A CN202010176830 A CN 202010176830A CN 111334335 A CN111334335 A CN 111334335A
Authority
CN
China
Prior art keywords
heat recovery
chamber
sensible heat
water
gasification
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
CN202010176830.5A
Other languages
Chinese (zh)
Inventor
任金锁
李广民
狄朝阳
安超
丁满福
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanxi Yangmei Chemical Industry Machinery Group Co Ltd
Original Assignee
Shanxi Yangmei Chemical Industry Machinery Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanxi Yangmei Chemical Industry Machinery Group Co Ltd filed Critical Shanxi Yangmei Chemical Industry Machinery Group Co Ltd
Priority to CN202010176830.5A priority Critical patent/CN111334335A/en
Publication of CN111334335A publication Critical patent/CN111334335A/en
Pending legal-status Critical Current

Links

Images

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
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—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
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/74—Construction of shells or jackets
    • 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
    • C10J3/80—Other features with arrangements for preheating the blast or the water vapour
    • 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
    • C10J3/82—Gas withdrawal means
    • C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004—Systems for reclaiming waste heat
    • 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
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1603—Integration of gasification processes with another plant or parts within the plant with gas treatment
    • 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
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1687—Integration of gasification processes with another plant or parts within the plant with steam generation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004—Systems for reclaiming waste heat
    • F27D2017/006—Systems for reclaiming waste heat using a boiler
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Abstract

The invention relates to a gasification furnace, in particular to a sensible heat recovery gasification furnace which can be used in the field of coal chemical industry or refining and chemical industry. A sensible heat recovery gasification furnace comprises a gasification chamber, a partition plate, a seal box, a sensible heat recovery chamber and a chilling chamber; the gasification chamber, the sensible heat recovery chamber, the guide cylinder and the chilling chamber share a pressure-bearing shell. The upper gasification chamber, the lower sensible heat recovery chamber and the chilling chamber share one pressure-bearing shell, so that the structure of the sensible heat recovery gasification device can be simplified, the investment cost is reduced, and the long-period operation stability of equipment is improved; the upper membrane water-cooled wall replaces refractory bricks, the temperature of a hearth can be increased to 1700 ℃, the problem of coal gasification with high ash melting point is solved, and the sensible heat recovery of the synthesis gas sensible heat recovery chamber can be improved; the energy conversion efficiency is improved; the fine ash and the water-gas ratio of the synthesis gas after heat recovery are effectively washed by the chilling chamber, and the synthesis gas with ash is prevented from entering a subsequent system to influence the quality of a product.

Description

Sensible heat recovery gasification furnace
Technical Field
The invention relates to a gasification furnace, in particular to a sensible heat recovery gasification furnace which can be used in the field of coal chemical industry or refining and chemical industry.
Background
The gasification furnace mainly has two types: one is fine coal gasification stove, another kind is coal slurry gasification stove, and current gasification stove gasification room inlayer uses the firebrick material usually, but the firebrick material easily wears out, needs often to change, and the firebrick is heated the temperature and is limited simultaneously, influences the gasification of high ash melting point coal, and coal type accommodation is limited, can't the wide use cheap coal, and the range of application is little. Moreover, the manufacture, installation, maintenance and replacement of the refractory bricks are very complicated and time-consuming and labor-consuming. In addition, the existing gasification furnace adopts a chilling ring to cool a downcomer, synthetic gas enters the downcomer from a gasification chamber, the synthetic gas enters a chilling chamber after the temperature is reduced to about 800 ℃ from 1300 ℃, and then enters a water bath of the chilling chamber for cooling, the waste heat of the high-temperature synthetic gas is not fully recycled and wasted, so that the great waste heat is wasted, the downcomer is often stopped due to the fact that the water distribution is uneven to form bulges or cracks, the long-period running of equipment is affected, and the running stability of a gasification device is reduced.
Disclosure of Invention
In order to solve the problems that the temperature of refractory bricks of the hearth of the existing gasification furnace is limited and the heat of synthesis gas is not fully recovered, the invention provides the sensible heat recovery gasification furnace, which can simplify the structure of a chilling gasification device, reduce the investment cost and improve the long-period operation stability of equipment.
The invention is realized by adopting the following technical scheme: a sensible heat recovery gasification furnace comprises a shell, wherein a nozzle is arranged at the upper part of the shell, the lower part of the shell is connected with a chilling chamber, a slag hole is connected below the chilling chamber, a synthesis gas outlet is also arranged on the shell, a partition plate is arranged in the shell, a descending pipe cooled by a chilling ring is connected on the partition plate, the lower end of the descending pipe extends to the position below the liquid level of the chilling chamber, a membrane water wall, an upper header and a lower header are arranged at the upper part in the shell, the membrane water wall forms a cylindrical space chamber in a surrounding manner, and an inner cavity formed by the surrounding of the cylindrical space chamber is; the upper header is provided with a water outlet, the lower header is provided with a water inlet, the upper header and the lower header are communicated with the membrane water-cooled wall and are respectively positioned above and below the membrane water-cooled wall, the water inlet of the lower header is connected with an external steam pocket of the gasification furnace, and the water outlet of the upper header is connected with the external steam pocket of the gasification furnace. The membrane water-cooled wall at the upper part in the shell replaces refractory bricks, the temperature of the hearth can be increased to 1700 ℃, and the gasification problem of high ash fusion point coal is solved.
Furthermore, the inner surface of the membrane type water-cooled wall is provided with a heat insulation layer, and the slag adhering and melting layer of the heat insulation layer improves the high-temperature resistance of the gasification chamber, keeps the temperature of the hearth and increases the coal adaptability of the gasification furnace.
Furthermore, a cylindrical space chamber formed by the membrane type water-cooled wall and the shell form an annular cavity space, and the annular cavity space is protected by nitrogen or carbon dioxide, so that the pressure-bearing shell is in a safe temperature range.
Furthermore, a water-cooled wall and a guide shell are arranged at the lower part in the shell, the water-cooled wall encloses a sensible heat recovery chamber, the cross section of the sensible heat recovery chamber can be polygonal or circular, the lower end of the sensible heat recovery chamber is connected with the guide shell, the lower part of the guide shell extends below the liquid level of the chilling chamber, and the water-cooled wall and the guide shell replace a down pipe. The heat recovered by the sensible heat recovery chamber enters a steam drum through natural circulation to produce steam as a byproduct, the steam formed in the steam drum enters a subsequent system through a pipe network to do work, and the sensible heat recovery of the synthesis gas can be improved; the energy conversion efficiency is improved. The gasification furnace also comprises a high-temperature-resistant channel connecting piece, wherein the upper part of the high-temperature-resistant channel connecting piece is arranged on the inner surface of the membrane water-cooled wall, the lower part of the high-temperature-resistant channel connecting piece extends into the sensible heat recovery chamber, and the high-temperature-resistant channel connecting piece is connected with the gasification chamber and the sensible heat recovery chamber; the slag and the synthesis gas enter the sensible heat recovery chamber from the gasification chamber through a high-temperature resistant channel connecting piece.
Furthermore, a sealing box is adopted for sealing between the high-temperature resistant channel connecting piece and the sensible heat recovery chamber.
Furthermore, an ash blowing pipe is arranged at the upper part of the recovery chamber and is externally connected with nitrogen, so that ash accumulation on the surface of the pipe wall of the water-cooled wall is effectively prevented, the sensible heat exchange and heat transfer of the water-cooled wall are improved.
Furthermore, the lower edge of the guide cylinder is in a sawtooth shape, and the sawtooth-shaped lower edge is easy to cut bubbles generated in the liquid in the chilling chamber.
The invention has the beneficial effects that:
the upper gasification chamber, the lower sensible heat recovery chamber and the chilling chamber share one pressure-bearing shell, so that the structure of the sensible heat recovery gasification device can be simplified, the investment cost is reduced, and the long-period operation stability of equipment is improved; the upper membrane water-cooled wall replaces refractory bricks, the temperature of a hearth can be increased to 1700 ℃, the problem of coal gasification with high ash melting point is solved, and the sensible heat recovery of the synthesis gas sensible heat recovery chamber can be improved; the energy conversion efficiency is improved; the fine ash and the water-gas ratio of the synthesis gas after heat recovery are effectively washed by the chilling chamber, and the synthesis gas with ash is prevented from entering a subsequent system to influence the quality of a product.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: 1-nozzle, 2-membrane type water-cooled wall, 3-high temperature resistant channel connecting piece, 4-seal box, 5-partition plate, 6-water-cooled wall, 7-guide shell, 8-support frame, 9-slag hole, 10-chilling chamber, 11-sensible heat recovery chamber, 12-synthetic gas outlet, 13-blowing pipe, 14-gasification chamber and 15-shell.
Detailed Description
As shown in the attached drawings, the sensible heat recovery gasification furnace comprises a gasification chamber 14, a partition plate 5, a seal box 4, a sensible heat recovery chamber 11 and a chilling chamber 10; the gasification chamber 14, the sensible heat recovery chamber 11, the guide cylinder 7 and the chilling chamber 10 share a pressure-bearing shell 15.
The upper part in the shell 15 is provided with a tubular (or coil) membrane water-cooled wall, the membrane water-cooled wall encloses a cylindrical space chamber, the cylindrical space chamber encloses to form an inner cavity to form a gasification chamber, the center of the lower part is connected with a sensible heat recovery chamber through a high temperature resistant channel, and the upper position and the lower position of the membrane water-cooled wall are respectively provided with an upper header and a lower header; the upper header is provided with a water outlet, and the lower header is provided with a water inlet; the upper header and the lower header are connected with a steam pocket outside the gasification furnace. The cylindrical space chamber and the pressure-bearing shell form an annular cavity space, and the annular cavity space is protected by nitrogen or carbon dioxide, so that the pressure-bearing shell is in a safe temperature range. The thermal-protective layer is fixed through the pin to the membrane wall internal surface, through the slag-adhering slag layer of thermal-protective layer, improves the high temperature resistance of gasification chamber and keeps the temperature of furnace, increases the coal type adaptability of gasifier.
A partition plate is arranged between the synthesis gas sensible heat recovery chamber and the gasification chamber of the sensible heat recovery chamber, a high-temperature-resistant channel connecting piece 3 of the gasification chamber and the synthesis gas sensible heat recovery chamber is arranged in the center of the partition plate, and the high-temperature-resistant channel connecting piece 3 and the sensible heat recovery chamber are sealed by a sealing box 4, so that gas between the gasification chamber and the sensible heat recovery chamber is prevented from being connected in series; the lower part in the shell 15 is provided with a water wall 6, the water wall encloses a cylindrical sensible heat recovery chamber, the upper part of the recovery chamber is horizontally provided with an ash blowing pipe 13, the ash blowing pipe 13 is introduced after the shell 15 is provided with an opening, the ash deposition on the wall surface of the water wall is effectively prevented, the sensible heat exchange of the water wall is improved, and the heat transfer is improved.
The lower part of the sensible heat recovery chamber is connected with a guide cylinder, the lower edge of the guide cylinder is in a sawtooth shape, and a plurality of support frames 8 are arranged outside the lower end of the guide cylinder; the lower end extends into the position below the liquid level of the chilling chamber, so that the harmful effect of high-temperature gas on the pressure-bearing shell is prevented.
The chilling chamber is provided with a chilling water inlet and a chilling water outlet, and water is filled in the chilling section, so that the slag chilling function is realized.

Claims (7)

1. The utility model provides a sensible heat recovery gasifier, includes casing (15), casing (15) upper portion is provided with nozzle (1), casing (15) sub-unit connection chilling chamber (10), slag notch (9) are connected to chilling chamber (10) below, still be equipped with synthetic gas export (12) on casing (15), be provided with baffle (5) in casing (15), connect the downtake by chilling ring cooling on baffle (5), the lower extreme of downtake stretches into below chilling chamber (10) liquid level, its characterized in that: the upper part in the shell (15) is provided with a membrane water wall (2), an upper header and a lower header, the membrane water wall encloses into a cylindrical space chamber, and an inner cavity formed by the enclosure of the cylindrical space chamber is used as a gasification chamber; the upper header is provided with a water outlet, the lower header is provided with a water inlet, the upper header and the lower header are communicated with the membrane water-cooled wall (2) and are respectively positioned above and below the membrane water-cooled wall (2), the water inlet of the lower header is connected with an external steam pocket of the gasification furnace, and the water outlet of the upper header is connected with the external steam pocket of the gasification furnace.
2. The sensible heat recovery gasification furnace according to claim 1, wherein: the inner surface of the membrane type water-cooled wall (2) is provided with a heat insulation layer.
3. The sensible heat recovery gasification furnace according to claim 1 or 2, wherein: a cylindrical space chamber formed by the membrane type water-cooled wall and the shell (15) form a ring cavity space, and the ring cavity space is protected by nitrogen or carbon dioxide.
4. The sensible heat recovery gasification furnace according to claim 2, wherein: the lower part sets up water-cooled wall and draft tube (7) in casing (15), the water-cooled wall encloses into apparent heat recovery room, show heat recovery room lower extreme and connect draft tube (7), draft tube (7) lower part stretches into under chilling chamber (10) liquid level, water-cooled wall and draft tube (7) replace chilling ring and downcomer, still include high temperature resistant channel connecting piece (3), high temperature resistant channel connecting piece (3) top sets up at membrane type water-cooled wall (2) internal surface, the below stretches into apparent heat recovery room, high temperature resistant channel connecting piece (3) are connected gasification chamber and apparent heat recovery room.
5. The sensible heat recovery gasification furnace according to claim 4, wherein: the high temperature resistant channel connecting piece (3) and the sensible heat recovery chamber are sealed by a sealing box (4).
6. The sensible heat recovery gasification furnace according to claim 4 or 5, wherein: an ash blowing pipe (13) is arranged at the upper part of the recovery chamber, and the ash blowing pipe (13) is externally connected with nitrogen.
7. The sensible heat recovery gasification furnace according to claim 4 or 5, wherein: the lower edge of the guide shell (7) is zigzag, and a plurality of supporting frames (8) are arranged outside the lower end of the guide shell.
CN202010176830.5A 2020-03-13 2020-03-13 Sensible heat recovery gasification furnace Pending CN111334335A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010176830.5A CN111334335A (en) 2020-03-13 2020-03-13 Sensible heat recovery gasification furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010176830.5A CN111334335A (en) 2020-03-13 2020-03-13 Sensible heat recovery gasification furnace

Publications (1)

Publication Number Publication Date
CN111334335A true CN111334335A (en) 2020-06-26

Family

ID=71178245

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010176830.5A Pending CN111334335A (en) 2020-03-13 2020-03-13 Sensible heat recovery gasification furnace

Country Status (1)

Country Link
CN (1) CN111334335A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115287094A (en) * 2022-09-13 2022-11-04 北京清创晋华科技有限公司 Gasification furnace

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115287094A (en) * 2022-09-13 2022-11-04 北京清创晋华科技有限公司 Gasification furnace

Similar Documents

Publication Publication Date Title
CN108410510B (en) Integrated coal gasifier for ash removal of waste boiler
CN108130133B (en) Large-scale semi-waste boiler gasification device
CN108102719B (en) Gasification furnace capable of preventing slag formation and efficiently recycling heat energy
CN102786992B (en) Radiation heat-convection integrated synthesis gas cooler
CN106867590A (en) A kind of useless pot Quench integral type water-coal-slurry water cooled wall gasification furnace and gasification process
CN107090311A (en) High efficient heat recovery carries flow gasification stove
CN206706032U (en) A kind of useless pot Quench integral type water-coal-slurry water cooled wall gasification furnace
CN103666583A (en) Waste heat boiler device of entrained bed gasifier
CN111334335A (en) Sensible heat recovery gasification furnace
CN210974556U (en) Split type gasification furnace capable of realizing efficient heat recovery
CN211972234U (en) Sensible heat recovery gasification furnace
CN210030593U (en) Waste heat recovery waste boiler mechanism of gasification furnace
CN202936392U (en) Radiation and convection heat exchange integrated synthesis gas cooler
CN109852422B (en) Integral type total heat recovery gasifier
CN212800253U (en) Downcomer cooling jacket and gasifier
CN211079058U (en) Water cooling bucket assembly
CN207918766U (en) A kind of gasification furnace preventing slagging and thermal energy high efficiente callback
CN212025271U (en) Total heat recovery gasification furnace
CN113637500A (en) Low-ash carbon substance gasification furnace
CN206843382U (en) High efficient heat recovery carries flow gasification stove
CN208200858U (en) For recycling the waste-heat recovery device of synthesis gas and cinder high-temperature sensible heat in gasification furnace
CN202390403U (en) Cooling and washing system for biomass synthesis gases
CN214735579U (en) Residual oil gasification furnace
CN206858498U (en) A kind of fixed bed slag gasification furnace primary furnace
CN107033965A (en) Gasification furnace with heat recovery system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination