WO2012149897A1 - Procédé et dispositif de préparation de charbon agricole à l'aide d'une substance organique - Google Patents

Procédé et dispositif de préparation de charbon agricole à l'aide d'une substance organique Download PDF

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Publication number
WO2012149897A1
WO2012149897A1 PCT/CN2012/075023 CN2012075023W WO2012149897A1 WO 2012149897 A1 WO2012149897 A1 WO 2012149897A1 CN 2012075023 W CN2012075023 W CN 2012075023W WO 2012149897 A1 WO2012149897 A1 WO 2012149897A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating
steam
carbon
discharge
organic material
Prior art date
Application number
PCT/CN2012/075023
Other languages
English (en)
Chinese (zh)
Inventor
张大伟
Original Assignee
密西西比国际水务有限公司
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 密西西比国际水务有限公司 filed Critical 密西西比国际水务有限公司
Publication of WO2012149897A1 publication Critical patent/WO2012149897A1/fr

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/30—Active carbon
    • C01B32/312—Preparation
    • C01B32/336—Preparation characterised by gaseous activating agents
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/30—Active carbon
    • C01B32/312—Preparation
    • C01B32/318—Preparation characterised by the starting materials
    • C01B32/324—Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor
    • 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
    • Y02P20/141—Feedstock
    • Y02P20/145—Feedstock the feedstock being materials of biological origin

Definitions

  • the invention also relates to an apparatus for implementing the above method.
  • Agrichar is a charcoal-like residue formed by the organic materials such as animal manure, rice chaff, peanut shell, corn stalk, and tree waste, which are pyrolyzed in an oxygen-free environment. About 50% organic The carbon in the raw material remains therein.
  • organic waste such as animal manure, rice chaff, peanut shell, crop straw, bagasse, cyanobacteria, etc. can be made into agricultural charcoal after pyrolysis, carbonization and activation in an oxygen-free environment.
  • An object of the present invention is to provide a method for preparing agricultural charcoal by pyrolysis, carbonization, and activation of organic waste such as animal manure, rice chaff, peanut shell, crop straw, bagasse, and cyanobacteria in an oxygen-free environment.
  • the present invention provides a method for preparing agricultural carbon using an organic substance, comprising the steps of: transporting the organic substance to a heating device; heating the organic substance with the heating device to decompose the organic substance Generating carbon and a mixed gas, and discharging the mixed gas; while heating the heating device, delivering steam and flue gas to the heating device, and activating the generated carbon for a period of time, Thus generating The agricultural carbon; wherein the steam is water vapor, and the flue gas is generated after combustion of the combustible material.
  • the heating temperature is 650 to 750 ° C, and the activation time is 15 to 30 minutes.
  • the heating device flips the organic matter during heating.
  • the combustible gas contained in the mixed gas discharged from the heating device is sent to the steam boiler for combustion.
  • the combustible material capable of independently maintaining combustion is natural gas which is combusted by a natural gas burner.
  • the steam and flue gas are mixed and fed into the heating device.
  • the present invention also provides an apparatus for preparing agricultural carbon using organic matter, comprising a heating chamber for heating the organic matter, decomposing the organic matter, generating carbon and a mixed gas, and discharging the mixed gas; a steam boiler for generating steam and flue gas, and delivering the steam and flue gas to the heating chamber to activate the generated carbon for a period of time to generate the agricultural carbon, wherein the steam It is water vapor, which is generated after combustion of combustibles.
  • the steam boiler passes a steam fumes
  • a mixer is connected to the heating chamber, and the steam flue gas mixer is used to mix steam and flue gas generated by the steam boiler.
  • the steam-gas mixer is a venturi.
  • the steam boiler is connected to a heat storage tank, and the heat storage tank is connected to the steam flue gas mixer, and the heat storage tank is used to store the steam boiler generated by the steam boiler. steam.
  • a steam flow meter and a vapor pressure equalization valve are provided on the conduit between the thermal storage tank and the steam-smoke mixer for measuring and regulating the rate of delivery of steam, respectively.
  • a heating drum is mounted in the heating chamber, and the heating roller has a cylindrical shape and is rotatable relative to the heating chamber about a central axis thereof. The organic matter is heated.
  • the heating roller has an exhaust pipe for outputting a mixed gas generated by decomposition of the organic matter
  • the device further includes a mixed gas purification processing device for The mixed gas is filtered to form a combustible gas, and the combustible gas is piped to the steam boiler for combustion.
  • the mixed gas purification treatment device is a spray tower.
  • each of the flip plates is composed of a triangle having a plane and a slope of 5° to 20°.
  • the plane of each row of flipping plates is horizontally aligned, the tips of the triangles being oriented towards the end for discharging agricultural carbon.
  • an electric equipment room is disposed under the heating chamber, and a power conversion device electrically connected to the electromagnetic coil is installed in the electric equipment room, and the power conversion device is used for A high frequency alternating current is supplied to the electromagnetic coil.
  • one end of the heating roller is a conical cylinder
  • the inner end of the conical cylinder has an inner diameter larger than the inner diameter of the outer end
  • the conical cylinder is provided with a body for discharging the Agricultural carbon discharge board.
  • the discharge compartment is located between the discharge bin and the roller compartment, and has metal doors on both sides thereof, and a dust removal port on the top, the dust removal port and a dust removal Duct connection, used to remove dust between materials.
  • Figure 2 is a schematic cross-sectional view of the device of the present invention.
  • FIG. 4 is a schematic view of a flipper plate in a conical cylinder of the present invention, wherein FIG. 4a is a cross-sectional view of the heating roller, and FIG. 4b is a cross-sectional view taken along line B-B of FIG. 4a.
  • the steam and flue gas may be supplied by a steam boiler, and the water in the steam boiler is heated by the heat generated by the combustion of combustibles to generate steam, and the combustibles are combusted to generate the flue gas.
  • a heating roller 62 is mounted in the heating chamber 61 for loading organic matter, the heating
  • the drum 62 also has a cylindrical shape and is rotatable relative to the heating chamber about its axis, wherein the shaft is parallel to the axial direction of the heating chamber 61.
  • the heating roller is made of a high temperature resistant material such as 310S stainless steel.
  • the outer walls of the side walls and the top of the heating chamber 61 are covered with a heat insulating material 48.
  • a semicircular arc-shaped electromagnetic coil 82 is coated on the lower half of the heating roller 62, and the electromagnetic coil 82 has at least one set (this embodiment and the drawing are illustrated by taking five sets of electromagnetic coils as an example.
  • the electromagnetic coil 82 is used to generate a high frequency alternating magnetic field.
  • the upper surface of the electromagnetic coil 82 is covered with a high-strength ceramic plate 80 which can withstand high temperatures.
  • the apparatus of the present invention also has a steam boiler 20 which functions to provide steam and flue gas required for activation of the prepared "agricultural charcoal” while recycling the combustible gas generated during pyrolysis of the organic waste.
  • steam means water vapor.
  • the steam boiler 20 is composed of a steam valve 11, a drain valve 10, a safety valve 13, a water supply port 16, a water level gauge 17, a pressure display and sensor 14, a natural gas burner 18, a methane gas burner 19, a flue gas outlet 15, a flue 97, and the like. Component composition.
  • the steam valve 11 is connected via a pipe 12 to a steam inlet 8 of a heat storage tank 7 for storing steam generated by the steam boiler 20.
  • the heat storage tank 7 has a steam outlet, and the steam outlet is provided with a steam valve 5, and the heat storage tank 7 can also be equipped with a safety valve 4, a pressure display and a sensor 6, a drain valve 9, and the like.
  • a steam flow meter 100 and a steam pressure balance valve 99 are provided on the pipe between the steam valve 5 of the heat storage tank 7 and the steam inlet 31 of the steam flue gas mixer 32, respectively, for measuring and adjusting the rate of transporting steam, respectively. .
  • the dust removing device 2 is connected to the dust removing duct 58 through the dust removing duct 3.
  • the dust removing device 2 of this embodiment employs a well-known pulse type bag filter.
  • control cabinet 1 realizes energy conversion, temperature adjustment, device control, etc. through a power switch, a temperature control knob, a power selection button, an internal control circuit, etc., and the control cabinet 1 has the following functions:
  • the above-mentioned apparatus for the present invention is used for the pyrolysis, carbonization, and activation of organic matter in an oxygen-free environment, and the operation procedure for producing agricultural charcoal (Agnchar) is as follows.
  • the animal droppings in the feeding bin 21 are passed through the material conveying pipe 23, the compressed air three-way valve 28, the steam flue gas three-way valve 29, the rotary joint 44, and the inner conveying pipe 45 into the heating roller. 62 inside.
  • the compressed air three-way valve 28 is rotated until the air outlet of the compressed air tank 24 communicates with the material conveying pipe 23 on the side of the rotary joint 44, and the air outlet valve 25 is opened to convey the material on the side of the rotary joint 44.
  • the animal feces in the duct 23 are blown to the middle of the heating drum 62, and then the outlet valve 25 is closed.
  • the rotation speed of the heating roller 62 was adjusted to a speed of 1 to 2 r/min.
  • (9) Power is supplied to the power conversion device 81.
  • a high-frequency current is generated by a component of the electronic circuit board in the power conversion device 81, and the alternating current of 50 Hz/60 Hz is turned into a straight line by the rectifier circuit.
  • the current voltage is converted into a high-frequency current through a control circuit, and a high-frequency alternating magnetic field is formed by the electromagnetic coil 82.
  • an alternating current ie, eddy current
  • the combustible gas such as formazan or acetamidine in the mixed gas is sent to the krypton gas burner 19 of the steam boiler 20 through the combustible gas outlet 71 of the mixed gas evolution processing equipment, the discharge fan 75, and the combustible gas pipeline 98.
  • the discharge chamber 46 When the discharge port 39 of the discharge chamber 46 is turned to the lower portion, the discharge chamber 46 is placed. When the nozzle 39 is facing downward, the cover 38 is opened downward by the action of gravity, and the carbon at the bottom of the discharge chamber 46 is discharged from the discharge port 39, enters the discharge bin 37, and is discharged from the discharge port below the discharge bin 37. 36 discharge.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

La présente invention concerne un procédé de préparation d'un charbon agricole par pyrolyse, carbonisation et activation de déchets organiques, comprenant les étapes consistant à : introduire la substance organique dans une installation de chauffage ; utiliser l'installation de chauffage ; chauffer la substance organique à l'aide de l'installation de chauffage, où la substance organique est décomposée pour produire du charbon et un gaz mixte est libéré ; simultanément avec le fonctionnement de l'installation de chauffage, introduire la vapeur et le gaz d'évacuation dans l'installation de chauffage pour produire le charbon agricole après activation du charbon pendant une période de temps, auquel cas la vapeur est de la vapeur d'eau et le gaz d'évacuation est produit après combustion d'un matériau combustible. La présente invention concerne également un dispositif permettant de mettre en œuvre le procédé susmentionné, ledit dispositif comprenant au moins une chambre de chauffage et une chaudière à vapeur qui est utilisée pour fournir la vapeur et le gaz d'évacuation et pour recycler le gaz combustible produit après décomposition de la substance organique.
PCT/CN2012/075023 2011-05-03 2012-05-03 Procédé et dispositif de préparation de charbon agricole à l'aide d'une substance organique WO2012149897A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110112740.0A CN102765973B (zh) 2011-05-03 2011-05-03 一种将有机废弃物热解、碳化、活化的方法和装置
CN201110112740.0 2011-05-03

Publications (1)

Publication Number Publication Date
WO2012149897A1 true WO2012149897A1 (fr) 2012-11-08

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PCT/CN2012/075023 WO2012149897A1 (fr) 2011-05-03 2012-05-03 Procédé et dispositif de préparation de charbon agricole à l'aide d'une substance organique

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CN (1) CN102765973B (fr)
WO (1) WO2012149897A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103336489A (zh) * 2013-03-27 2013-10-02 天津凯斯威森科技发展有限公司 废热再利用控制系统

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* Cited by examiner, † Cited by third party
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CN103599916B (zh) 2013-09-29 2016-02-03 密西西比国际水务有限公司 一种无氧热解处理病死家畜和城市有机垃圾的方法和设备
CN107790062A (zh) * 2016-08-30 2018-03-13 柏红梅 合成颗粒的制备装置及合成颗粒的制备系统
WO2019085528A1 (fr) * 2017-11-03 2019-05-09 董平年 Procédé de conversion par réduction et de craquage pour déchets organiques ménagers
CN112661156A (zh) * 2020-12-03 2021-04-16 长春黄金研究院有限公司 一种高温中压活性炭电磁热解制备机
CN112617590B (zh) * 2020-12-30 2022-04-15 重庆呈渝酒店设备有限公司 一种新型节能蒸饭柜

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4552863A (en) * 1983-03-10 1985-11-12 The Japan Steel Works, Ltd. Process for the production of activated carbon using wood as a carbon source
RU2031836C1 (ru) * 1992-04-03 1995-03-27 Всесоюзный научно-исследовательский технологический институт углеродных сорбентов Способ получения активного угля
CN2876068Y (zh) * 2006-03-30 2007-03-07 汤海涌 一步法生产活性碳的内热蒸汽转炉
CN101638229A (zh) * 2009-08-28 2010-02-03 西丰县登云秸杆综合利用开发有限责任公司 一种活性炭的生产方法
CN101850967A (zh) * 2009-11-21 2010-10-06 大连理工大学 一种有机废物制取活性炭一体化装置及方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1042527C (zh) * 1995-03-29 1999-03-17 柏绿山 一种垃圾混合肥及其制造方法
JP2008126163A (ja) * 2006-11-22 2008-06-05 Yoshiharu Fuchigami 破砕機及びディスポーザーと電磁波誘導加熱及び逆浸透膜、光触媒を装備した生ごみ処理機ならびに有機廃棄物の乾燥及び炭化装置
CN201272748Y (zh) * 2008-09-12 2009-07-15 张成宇 剩饭菜处理机
CN202030527U (zh) * 2011-05-03 2011-11-09 密西西比国际水务有限公司 一种将有机废弃物热解、碳化、活化的装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4552863A (en) * 1983-03-10 1985-11-12 The Japan Steel Works, Ltd. Process for the production of activated carbon using wood as a carbon source
RU2031836C1 (ru) * 1992-04-03 1995-03-27 Всесоюзный научно-исследовательский технологический институт углеродных сорбентов Способ получения активного угля
CN2876068Y (zh) * 2006-03-30 2007-03-07 汤海涌 一步法生产活性碳的内热蒸汽转炉
CN101638229A (zh) * 2009-08-28 2010-02-03 西丰县登云秸杆综合利用开发有限责任公司 一种活性炭的生产方法
CN101850967A (zh) * 2009-11-21 2010-10-06 大连理工大学 一种有机废物制取活性炭一体化装置及方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103336489A (zh) * 2013-03-27 2013-10-02 天津凯斯威森科技发展有限公司 废热再利用控制系统

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CN102765973B (zh) 2014-09-24
CN102765973A (zh) 2012-11-07

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