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WO2011013017A1 - Installation pour la dissociation moléculaire de déchets - Google Patents

Installation pour la dissociation moléculaire de déchets Download PDF

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Publication number
WO2011013017A1
WO2011013017A1 PCT/IB2010/053106 IB2010053106W WO2011013017A1 WO 2011013017 A1 WO2011013017 A1 WO 2011013017A1 IB 2010053106 W IB2010053106 W IB 2010053106W WO 2011013017 A1 WO2011013017 A1 WO 2011013017A1
Authority
WO
WIPO (PCT)
Prior art keywords
plant
air
duct
flow rate
user
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.)
Ceased
Application number
PCT/IB2010/053106
Other languages
English (en)
Inventor
Davide Longa
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.)
SISTEMA Srl
Original Assignee
SISTEMA Srl
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 SISTEMA Srl filed Critical SISTEMA Srl
Publication of WO2011013017A1 publication Critical patent/WO2011013017A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/002—Incineration of waste; Incinerator constructions; Details, accessories or control therefor characterised by their grates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
    • F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
    • F23G5/0276—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage using direct heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44—Details; Accessories
    • F23G5/442—Waste feed arrangements
    • F23G5/444—Waste feed arrangements for solid waste
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/50—Control or safety arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L15/00—Heating of air supplied for combustion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00—Pretreatment
    • F23G2201/30—Pyrolysing
    • F23G2201/303—Burning pyrogases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2205/00—Waste feed arrangements
    • F23G2205/12—Waste feed arrangements using conveyors
    • F23G2205/121—Screw conveyor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2206/00—Waste heat recuperation
    • F23G2206/20—Waste heat recuperation using the heat in association with another installation
    • F23G2206/203—Waste heat recuperation using the heat in association with another installation with a power/heat generating installation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
    • F23L2900/07006—Control of the oxygen supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
    • F23L2900/07008—Injection of water into the combustion chamber
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/12—Heat utilisation in combustion or incineration of waste
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery

Definitions

  • the present invention relates to a plant for molecular dissociation of waste material or a molecular dissociator .
  • a molecular dissociator is a plant used for waste disposal.
  • the treatment carried out therein is of the thermo-chemical type and allows the organic substances to be decomposed converting them into a gaseous form.
  • a disintegration of the solid waste and production of synthesis gas (known as "syngas”) occurs that can be used as a normal gaseous fuel.
  • the Italian Patent for Utility Model No. 0000251875 discloses an incinerator, also known as thermo- destructor, for waste fuel materials for thermal feeding of boilers or the like, which comprises a gasification chamber provided with an opening for feeding the material to be thermally destroyed and an oxidation chamber communicating on one side with the gasification chamber and on the opposite side with the boiler to be thermally fed.
  • the material to be burnt is fed by means of an Archimedean screw connected to a hopper, through the feeding opening.
  • the material is laid on fixed and movable grates under which a space connected to an electric fan is delimited for forced delivery of controlled comburent air.
  • a second electric fan forcedly feeds air into the gasification chamber and the oxidation chamber, through a throttling air lock and holes formed in the side walls.
  • the forced delivery of air through the grates continuously feeds combustion and ensures gasification.
  • the gases produced by combustion or flue gases are oxidised in the oxidation chamber losing their toxic-noxious content.
  • the Applicant has noticed that the plants of known type like that described above can be improved under different points of view, mainly in connection with control of the properties (in particular the calorific power) of the synthesis gas produced by combustion.
  • the Applicant has perceived the necessity to be able to adjust amount, purity and temperature of the synthesis gas produced, so that it can be used with the greatest efficiency in different users (boilers, explosion engines, gas turbines, for example) and not only in boilers, as described in said Italian Utility Model No. 0000251875.
  • the technical task underlying the present invention is to propose a plant for molecular dissociation of waste materials overcoming the above mentioned drawbacks of the known art.
  • FIG. 1 is a diagrammatic side elevation view partly in section of a plant for molecular dissociation of waste material according to the present invention.
  • FIG. 1 is a top view of the plant seen in Fig. 1.
  • waste material means organic substances of any nature and origin such as: solid, liquid, powdered combustible materials, municipal and industrial waste, CDR (fuel derived from waste material) , biomasses or compounds of organic or vegetable origin such as flours, sludge, saw dust, chips, etc.
  • Plant 1 comprises a metallic holding body 2 preferably in the form of a parallelepiped.
  • the holding body 2 comprises a base 3 resting on the ground, a first vertical wall 4 in which a first opening 5 is formed for feeding the waste material to be burnt, a second vertical wall 6 facing and opposite to the first wall 5 in which a second opening 7 is formed for escape of the synthesis gases produced by combustion, two vertical side walls 8 and an upper horizontal wall 9.
  • the upper wall 9 is preferably equipped with a lid that can be opened to enable inspections and maintenance.
  • the holding body 2 is made of ribbed sheet metal internally lined with insulating panels made of mineral fibre containing an inner envelope of special refractory material, not shown, resisting to high temperatures and oxidising agents.
  • the insulating inner layer of refractory material preferably has a thickness included between about 150 mm and about 300 mm.
  • the refractory material preferably is of the thixotropic type, with an alumina content at least as high as 80%, bonded with resin and such produced that it ensures high resistance to corrosion and sufficient thermal inertia for working of plant 1 at temperatures as high as 1600 0 C.
  • the holding body internally delimits a conversion chamber 10.
  • perforated surfaces 11 or grates are installed in the conversion chamber and close to base 3, perforated surfaces 11 or grates are installed.
  • Perforated surfaces 11 moved by suitable actuators with a reciprocating motion are alternated with fixed perforated surfaces 11.
  • the perforated surfaces 11 are disposed so as to partly overlap each other in a decreasing extension from the first wall 4 to the second one 6.
  • the first opening 5 opens just above the perforated surface 11 against the first wall 4.
  • a compartment 12 divided by vertical partitions 13 is delimited under the perforated surfaces 11.
  • mouths 14 of a first duct 15 open into the first wall 4 for forced feeding of primary air, which mouths 14 enter the compartment 12 through airspaces formed in the walls of the holding body 2.
  • the first duct 15 has one end connected to the first wall 4 and an opposite end connected to a first electric fan 16.
  • Installed in the first duct 15 is a primary motor- driven air lock and downstream thereof relative to the flow direction of the primary air, is a flowmeter for air measurement 18.
  • first heating means 19 preferably defined by an electric resistor, and a first and a second nozzle 20, 21 for introduction of pure oxygen and water respectively.
  • the first nozzle 20 is part of an oxygen circuit comprising a pure-oxygen source 22, defined by a bottle and a first pipeline 23 connecting the bottle 22 to the first nozzle 20.
  • the oxygen circuit further comprises a first flow control valve 24 and a first flowmeter 25 disposed on the first pipeline 23 and adapted to intercept the oxygen along the path of travel thereof.
  • the second nozzle 21 is part of a water circuit comprising a water source 26, defined by the waterworks for example, and a second pipeline 27 connecting the waterworks 26 to the second nozzle 21.
  • the water circuit further comprises a second flow control valve 28 and a second flowmeter 29 disposed on the second pipeline 27 and adapted to intercept the water along the path of travel thereof.
  • mouths of a second duct 31 for forced feeding of secondary air open into the first wall 4 and side walls 8, which mouths 30 appear above the perforated surfaces 11 and the first opening 5 through airspaces formed in the walls of the holding body 2.
  • the second duct 31 has one end connected to the first wall 4 and the opposite end connected to a second electric fan 32.
  • a secondary motor- driven air lock 33 used to throttle the secondary air flow within chamber 10.
  • second heating means 34 preferably defined by an electric resistor .
  • Chamber 10 while defined by a single volume, is operatively divided into a gasification region located at the compartment 12 where primary air is admitted and at the perforated surfaces 11, and into a turbulence region located above the perforated surfaces 11 where secondary air is admitted.
  • evacuation conveying means 35 In base 3, close to the second opening 7 and at the foot of the lowest perforated surface 11, evacuation conveying means 35 is positioned which is adapted to exhaust the ashes and conversion residues to the outside of chamber 10.
  • this evacuation conveying means 35 comprises an Archimedean screw (shown) or a conveyor belt housed in a hollow of base 3, oriented parallel to the second vertical wall 6 and coming out of a side wall 8.
  • Plant 1 comprises means 36 for conveying the waste materials to be burnt into chamber 10 through the first opening 5.
  • This means 36 comprises a hopper 37 or a cylindrical loader and a feeding duct 38, preferably defined by an Archimedean screw or a conveyor belt connecting hopper 37 to the first opening 5.
  • the feeding duct 38 is made of two mechanically uncoupled lengths for ensuring the thermal break.
  • the Archimedean screw is defined by a first Archimedean screw having a first end disposed in hopper 37 and a second end in side by side relationship with the end of a second Archimedean screw terminating in the first opening 5 of the holding body 2.
  • the material from hopper 37 reaches the end of the first Archimedean screw and is poured into the second Archimedean screw.
  • Plant 1 further comprises control means capable of detecting at least one operation parameter 1 and regulating the flow rate, composition and temperature of the primary air, the flow rate and temperature of the secondary air and the flow rate of the waste materials to be burnt so as to vary, as described in more detail in the following, the features of the synthesis gas produced.
  • the control means comprises a control box 39 and at least one temperature sensor 40 placed in chamber 10 and connected to the control box 39.
  • control means Also part of the control means is the first flowmeter 25, second flowmeter 29, flowmeter 18 for measurement of the primary air, which are all connected to the control box 39 to send it signals indicative of the monitored parameters.
  • control means Also part of the control means is the first flow control valve 24, second flow control valve 28, primary motor-driven air lock 17, secondary motor-driven air lock 33, first heating means 19, second heating means 34 receiving from the control box 39 command signals as a function of the signals indicative of the monitored parameters.
  • the control box 39 is further connected to the motors of the first and second electric fans 16, 32 and the motor of the Archimedean screw 38.
  • the control box 39 further receives an input signal from the user (oxidation chamber and boiler, engine, turbine, etc., for example) coupled to plant 1. This signal is indicative of the type of user present and also based on this signal the control box 39 controls plant 1.
  • the user is a gas turbine or engine, the synthesis gases produced are directly sent to the user itself.
  • a further chamber 41 referred to as oxidation chamber (partly and diagrammatically shown in Fig. 1) is interposed between the boiler and plant 1 as above described.
  • a duct system preferably formed in the walls of the holding body 2 and the walls of the oxidation chamber 41, connects the second duct 31 to the oxidation chamber 41 through a plurality of holes opening on the inner faces of said oxidation chamber 41.
  • a third motor-driven air lock 42 (referred to as oxidation air lock) preferably installed in the second duct 31, regulates the air admitted to the oxidation chamber 41.
  • the waste materials introduced into hopper 37 are picked up by the Archimedean screw 38 and brought to the perforated surfaces 11 or grates that, through their movement, keep the material constantly in a turbulence condition.
  • combustion in the gasification region is self-fed by forced delivery of primary air into the mass of the material through the perforates surfaces 11.
  • the slow, constant and gradual movement of the perforated surfaces or moving grates keeps the fuel material always in movement and in constant turbulence, thus enabling a controlled gasification of the material itself.
  • the gasification is continuously fed by introducing material and primary air the amount and frequency of which depends on the request of gas at the user.
  • the primary air is regulated in terms of: flow rate as a function of the amount of treated material and the air needs for conversion of same; oxygen content (20% to 100%) and humidity content (from room conditions to beyond saturation) , for regulating the composition and therefore the calorific value of the synthesis gas.
  • the primary air is metered and divided through the vertical partitions 13 into fixed proportions towards the different treatment steps of the material.
  • the primary air is enriched with oxygen (it may even be replaced by pure oxygen) in order to: maintain the mass of the solid material to a temperature higher than the adiabatic flame temperature in air, limit the flow rate of the primary air, reduce the amount of nitrogen in the produced gas for preventing the subsequent use from giving rise to an excessive formation of NOx.
  • oxygen it may even be replaced by pure oxygen
  • the primary air is humidified by injection of water to provide an additional amount of hydrogen to the conversion reaction, in particular where the H-C ratio in the starting material is particularly- disadvantageous.
  • the proportion of water to be injected in the air flow is established a priori as a function of the chemical composition of the treated material and can vary from 0 to 50% (as absolute humidity) ; it is also possible to modify the set point in operation in order to reduce the residual coal in the ashes when anomalous values are found.
  • the addition of secondary air causes a partial combustion of the synthesis gas and a very turbulent motion for the purpose of maintaining the temperature in chamber 10 constant and uniform.
  • the secondary-air injection aims at causing a partial combustion of the generated gas so as to keep a turbulence capable of maintaining constant and homogeneous temperature conditions in the whole chamber, and also for helping in maintaining the temperature in the gasification region.
  • the amount of secondary air is regulated as a function of the temperature detected in the turbulence region above the gasification region or possibly of the temperature difference between the two regions or yet for any other combination of the two temperatures.
  • Said partial combustion can also be controlled in such a manner as to guarantee the temperature of the outgoing gas, should the type of user asks for it, in which case the regulation loop acts based on an outer signal replacing the temperature control in the turbulence region.
  • the associated regulation of the two components amount of material, through the Archimedean screw 36 (preferably by adjusting the speed of the Archimedean screw 36 through an electronic variator controlled by the control box 39) , and air, through the primary 17 and secondary 33 motor-driven air locks - allows the requirements that are continuously transmitted as an input signal by the user to the central box 39 to be followed and supported.
  • regulation of the composition and humidity of the air allows the quality (mainly the calorific value) of the synthesis gas to be adapted to the user's requirements.
  • the plant for molecular dissociation of waste materials according to the invention is able to produce synthesis gases by partial combustion, failing the oxygen of the material.
  • the amount and properties of the synthesis gas are modulated by acting on flow rate, temperature and composition of the primary air and preferably also the secondary air and said synthesis gas is delivered under pre-established conditions as a function of the type of user installed downstream.
  • the properties of the synthesis gas produced are indirectly detected through the operation parameters of the plant and the user installed downstream, which can be of any kind.
  • the user is a boiler
  • the user is a gas turbine or engine, it is detected: the mass and volume flow rate of the gases entering the engine/turbine, the electric power supplied by the alternator of the engine/turbine, the content of 02, NOx, CO of the exhaust gases from the engine/turbine .
  • the user is a fuel cell, it is detected: the mass flow rate of the incoming gas, the mass flow rate of the outgoing gases, the flow rate of the air entering the cell, the flow rate of the air coming out of the cell, the flow rate of the air to the oxidator, the electric energy delivered to the cell.
  • control box 39 that acts in "loop", modifying flow rate, temperature and composition of the primary air and, preferably, also of the secondary air to keep the input signal (or signals) in the neighbourhood of a reference value (or respective reference values) .
  • the regulation must ensure a constant heat exchange depending on the combination of flow rate and delta T of the flue gas.
  • the control of the material flow rate and primary air is acted upon for regulating the flow rate of the synthesis gases, in this case the secondary air acting as comburent air and being metered so as to ensure full combustion (taking place with the oxygen content in the flue gas) .
  • the gas flow rate would be regulated in the same manner, while it is necessary to regulate the Wobbe index (WI) by balancing the conversion degree through the reaction temperature (as a function of the flow rate of the secondary air) and the content of inert materials (by modifying the composition of the incoming air) .
  • WI Wobbe index
  • the percentage of hydrogen in the gas would have to be maximised by increasing the water injection, the requirements of maintaining the operating conditions permitting it.
  • the primary 17 and secondary 33 motor-driven air locks ensure that, on varying of the amount of material introduced, the overall air flow rate increases in proportion, maintaining the pre-established ratio based on the type of treated material.
  • the primary 17 and secondary 33 motor-driven air locks (and possibly the third motor-driven oxidation air lock) further manage division of the air between the gasification region and the turbulence region (and possibly the oxidation region) in an independent, continuous and automatic manner.
  • the plant safety is guaranteed by the presence of the temperature sensor 40 that, in addition to ensuring control and assurance of maximum temperature, allows a continuous monitoring in real time of the thermal conditions within chamber 10 and enables an intervention sufficiently in advance for regulating the operating conditions.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Environmental & Geological Engineering (AREA)
  • Incineration Of Waste (AREA)
  • Processing Of Solid Wastes (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
  • Fertilizers (AREA)

Abstract

L'invention porte sur une installation pour la dissociation moléculaire de déchets, qui comprend un corps de contenance (2) qui renferme une chambre de conversion (10) et comporte une première ouverture (5) destinée à l'approvisionnement de déchets à brûler, et une seconde ouverture (7) à l'opposé de la première, prévue pour l'échappement du gaz de synthèse produit par la conversion ; un premier conduit (15) pour l'acheminement forcé d'air primaire, qui débouche dans la chambre (10) au-dessous de la première ouverture (5) et au niveau d’une région de gazéification de ladite chambre de conversion (10) ; des moyens (36) destinés à transporter les déchets à brûler à travers la première ouverture (5). L'installation (1) comprend en outre une source d'oxygène pur (22) en communication fluidique avec le premier conduit (15), et des moyens de commande reliés fonctionnellement à ladite source d'oxygène pur (22) pour réguler la teneur en oxygène de l'air primaire et/ou une source d'eau (26) en communication fluidique avec le premier conduit (15) et raccordés fonctionnellement au moyen de commande pour réguler l'humidité de l'air primaire.
PCT/IB2010/053106 2009-07-28 2010-07-07 Installation pour la dissociation moléculaire de déchets Ceased WO2011013017A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI2009A001341 2009-07-28
ITMI2009A001341A IT1395111B1 (it) 2009-07-28 2009-07-28 Impianto per la dissociazione molecolare di rifiuti

Publications (1)

Publication Number Publication Date
WO2011013017A1 true WO2011013017A1 (fr) 2011-02-03

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PCT/IB2010/053106 Ceased WO2011013017A1 (fr) 2009-07-28 2010-07-07 Installation pour la dissociation moléculaire de déchets

Country Status (2)

Country Link
IT (1) IT1395111B1 (fr)
WO (1) WO2011013017A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8241920B2 (en) 2005-08-25 2012-08-14 The University Of Wyoming Research Corporation Processing and analysis techniques involving in-vessel material generation
ITUB20155217A1 (it) * 2015-10-15 2016-01-16 Domenico Tanfoglio Propulsore termico a combustibile solido

Citations (10)

* Cited by examiner, † Cited by third party
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US4279208A (en) * 1978-12-04 1981-07-21 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method and apparatus for heat treatment of industrial wastes
JPS6029510A (ja) * 1983-07-26 1985-02-14 Hitachi Zosen Corp 蒸気吹込みによる焼却炉のΝＯｘ低減方法
WO1985001096A1 (fr) * 1983-08-31 1985-03-14 Egon Krogemann Installation de combustion de combustibles biologiques
US5052310A (en) * 1991-01-22 1991-10-01 Air Products And Chemicals, Inc. Solid waste-to-steam incinerator capacity enhancement by combined oxygen enrichment and liquid quench
FR2760524A1 (fr) * 1997-03-10 1998-09-11 Paul Christophe Four tournant etanche pour le sechage ou le traitement thermique de produits organiques
US5823122A (en) * 1994-09-30 1998-10-20 Alternative Energy Development, Inc. System and process for production of fuel gas from solid biomass fuel and for combustion of such fuel gas
US6067916A (en) * 1996-12-03 2000-05-30 Martin Gmbh Fur Umwelt- Und Energietechnik Process and device for producing and utilizing gas from waste materials
US20030136127A1 (en) * 2002-01-18 2003-07-24 Thiessen Randall J. Method and apparatus for combined steam boiler/combuster and gasifier
US20060196400A1 (en) * 2005-03-04 2006-09-07 Martin Gmbh Fur Umwelt-Und Energietechnik Process for combusting fuels, in particular waste
EP1992793A1 (fr) * 2007-05-14 2008-11-19 Litesso-Anstalt Procédé de production d'énergie électrique à base de déchets de tous types

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4279208A (en) * 1978-12-04 1981-07-21 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method and apparatus for heat treatment of industrial wastes
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