CN100523612C - Wastes thermal decomposition processing unit and thermal decomposition processing control method - Google Patents

Wastes thermal decomposition processing unit and thermal decomposition processing control method Download PDF

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CN100523612C
CN100523612C CNB2003101239454A CN200310123945A CN100523612C CN 100523612 C CN100523612 C CN 100523612C CN B2003101239454 A CNB2003101239454 A CN B2003101239454A CN 200310123945 A CN200310123945 A CN 200310123945A CN 100523612 C CN100523612 C CN 100523612C
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stove
gas
air
cooling
thermal decomposition
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CN1632378A (en
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樱井义次
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    • 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
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Abstract

The present invention provides a wastes thermal decomposition processing unit and thermal decomposition processing control system, an once furnace, the combustible wastes is thermally decomposed, such that obtained thermally decomposed gas burns in condition of complete decomposition of dioxanes in a secondary furnace, then burned discharging gas is cooled quickly in condition of dioxanes being not synthesized and discharged to atmosphere through funnel. The device can effectively promote generation of the thermally decomposed gas in the once furnace, and transmit the same to the secondary furnace, and burn the same effectively in the secondary furnace, and discharge the same to atmosphere quickly and simply, and the discharged gas satisfies environmental protection standard.

Description

The thermal decomposition processing unit of discarded object and the control method of thermal decomposition processing unit
Technical field
The present invention relates to the control method of the thermal decomposition processing unit and the thermal decomposition processing unit of discarded object, be used to burn various discarded objects such as damaged tire, useless building materials, waste plastics, meat meal tankage, dust, RDF, RPF, useless Couch cushion, Biohazard Waste, and the harmful substance of from the high-temperature combustion gas that burning produces, removing dioxanes etc., discharge as the exhaust that meets environmental protection standard.
Background technology
In the prior art,, exist disposal ability deficiency, burning etc. and produce big social concerns such as pernicious gas, the wasting of resources for a large amount of dischargings of general discarded object and trade waste etc.In order to address these problems, various refuse processing methods and waste treatment apparatus have been proposed.
Especially when the processing of municipal refuse, car body chopping sheet (カ-シ ユ レ Star ダ-ダ ス ト), waste plastics, useless building materials, wood chip, paper scrap, Soft flocks, Biohazard Waste, discarded household appliances, useless office appliance, useless substrate etc., owing to contain a lot of organic matters, so, when containing these organic offal treatments, be easy to generate the pernicious gas of dioxanes etc., the method and apparatus that carries out offal treatment that meets environmental protection standard is complex structure not only, and the cost of equipment is also high.
Based on the problems referred to above, the present inventor had before developed the combustion method and the burner of high temperature incineration automobile old tire, and had obtained patent (seeing patent documentation 1).This burner possesses: (1) a pair of stove, but the top opening of a stove has the tire input port of freely openable, the old tire of volume opening input above this, pushes old tire with dipper crowding gear from the top again, and close above-mentioned tire input port; (2) and the secondary stove that is communicated with the lower side of a stove, with the ignition mechanism that is located at a stove lower side, old tire is carried out the igniting of the scheduled time, the gas that burning produces to old tire imports, (3) in the bottom of a stove, with the air burner and the air blast that are located at secondary stove connected entrance, the Burning Room of the secondary stove after preheating, aspirate the gas of above-mentioned generation on one side, on one side it is carried out high temperature incineration.
That is, the burner of above-mentioned patent documentation 1 record, (1) constitutes by an a pair of stove with by bindiny mechanism and the direct-connected secondary stove of each stove.(2) an above-mentioned stove is made of opening, input flap, switching dipper crowding gear, the residual grey conveying end of igniting, connected entrance, cooling water slot part and bottom surface sections.Above-mentioned opening is located at top, can be for the old tire input of volume.Above-mentioned input flap is used to close above-mentioned upper opening.Above-mentioned switching dipper crowding gear is located near the outside, furnace wall the upper opening, is keeping tire to drop into an end of flap and it is flatly rotated, and dropping into flap towards a stove inner face pushing tire.The residual grey conveying end of above-mentioned igniting is located at the lower side of a stove, has propane ignition mechanism and residual grey unloading device.Above-mentioned connected entrance has the bottom that is located at a stove, is communicated with the air burner and the air blast at position with the secondary stove, on one side the gas pumping that produces in the secondary stove one side with its burning.Above-mentioned cooling water slot part surrounds the lower periphery of an above-mentioned stove and forms.Above-mentioned bottom surface sections is being accommodated the bottom that is formed on a stove and is being had the bottom panel of several airports and the air injection equipment of its underpart.(3) the secondary stove is made of cooling water slot part, burning disposal chamber, hollow-cone body and aiutage.Above-mentioned cooling water slot part surrounds the lower periphery of secondary stove.Burning disposal in the inside of cooling water slot part, is carried out to the above-mentioned gas that flows into by above-mentioned connected entrance in above-mentioned burning disposal chamber.Above-mentioned hollow-cone body is the anti-high thermal part that is made of pottery, links to each other with the top of burning disposal chamber.Above-mentioned aiutage is towards the outstanding predetermined height in the top of hollow-cone body.
Patent documentation 2 has disclosed the heat treatment method of waste treatment apparatus and discarded object, in this waste treatment apparatus, since the fusion of carrying out the separating of metal species and incombustible, incombustible with and slagization, so, make grey slagization contained in the discarded object effectively by the combustion heat, and, can reduce the generation of dioxanes.Promptly, the waste treatment apparatus that this patent documentation 2 discloses, have thermal decomposition furnace, knockout tower, thermal decomposition gas combustion chamber and melting furnace, and in the flue from the melting furnace to the chimney, disposing heat extraction steam generating device, air heater, dust filtering device, flue gas purifier and exhaust fan.Above-mentioned thermal decomposition furnace becomes thermal decomposition residue for low temperature distillation gas and fixedness to discarded object.Above-mentioned knockout tower is connected with thermal decomposition furnace, and above-mentioned low temperature distillation gas is separated with the thermal decomposition residue.Above-mentioned thermal decomposition gas combustion chamber imports low temperature distillation gas.Above-mentioned melting furnace carries out the fusion of thermal decomposition residue.This device constitutes like this: (a) above-mentioned thermal decomposition furnace, from the thermal decomposition gas combustion chamber, the exhaust of thermal decomposition burning of gas is imported in the heating jacket, and heat.(b) grinder is connected the thermal decomposition residue discharge side of knockout tower.(c) separator is connected the discharge side of above-mentioned grinder.(d) above-mentioned separator mainly is from the fine grained composition that contains combustible component, isolates the coarse granule composition that contains metal ingredient.(e) transport with air the fine grained composition that contains combustible component after separating is supplied to melting furnace.(f) melting furnace forms the combustion zone in high temperature reduction combustion zone and completing combustion district by the cycle stream of using air and combustion air that transports that is supplied to.(g) air capacity of lacking than theoretical air requirement is used in above-mentioned high temperature reduction combustion zone, and burning contains the fine grained composition of combustible component, generates the melt fluidity slag.(h) have the outer slag exit of above-mentioned melt fluidity slag discharge melting furnace.(i) above-mentioned completing combustion district uses the air capacity of Duoing than theoretical air requirement, and burning contains the fine grained composition of combustible component; Above-mentioned dust filtering device, burning and gas-exhausting more than 400 ℃ is flowed into, and, make the burning and gas-exhausting that is cooled to below 300 ℃ flow into the flue gas purifier that is located at the back, by this dust filtering device isolated Chalk-dust filtering from burning and gas-exhausting, turn back in the hopper, this hopper is used to store the fine grained composition that contains combustible component.
Patent documentation 3 has disclosed the heat treatment method of waste treatment apparatus and discarded object.This waste treatment apparatus utilizes the combustion heat to make the contained grey slagization of discarded object effectively, and can reduce the generation of dioxanes.That is, the waste treatment apparatus of these patent documentation 3 records has pyrolosis operation, gas upgrading operation, gas cooled operation, gas purification operation.(1) in pyrolosis operation, as thermal source, under the isolated state of air, heating contains organic discarded object indirectly, like this, is decomposed into the residue of thermal decomposition gas and solid shape with the burning gases that make fuel and air burning and obtain high temperature.(2) in gas upgrading operation, air, the air that is rich in oxygen or oxygenous oxidant gas and the thermal decomposition gas that obtains in above-mentioned pyrolosis operation are imported, make to produce reaction between the combustible component that contains in the above-mentioned thermal decomposition gas and the oxygen in the above-mentioned oxidant gas, make high price hydrocarbon in the thermal decomposition gas become and be low price hydrocarbon, carbon monoxide, carbon dioxide, hydrogen, steam.(3) in the gas cooled operation, the high-temperature gas to obtaining in gas upgrading operation cools off fast.(4) in the gas purification operation, the gas that obtains in the gas cooled operation is imported, dust contained in this gas and harmful components are carried out purified treatment.
The burning and gas-exhausting that incinerator produces is handled, and patent documentation 4 has disclosed dioxanes decomposing system and the burning and gas-exhausting processing method that prevents the cooler that dioxanes is synthetic again and adopt this cooler.That is, the dioxanes decomposing system of these patent documentation 4 records has dioxanes decomposer and particulate feedway.Above-mentioned dioxanes decomposer imports burning gases and maintenance high temperature the dioxanes in the decomposition combustion gas.Above-mentioned particulate feedway, high-temperature combustion gas after being decomposed by the dioxanes decomposer, that contain the dioxanes precursor component is imported, towards the sub-cold-producing medium of this high-temperature combustion gas spraying microparticles, to prevent that the dioxanes precursor component in the high-temperature combustion gas from synthesizing dioxanes again, carry out fully cooling fast.
The burning gases processing method that patent documentation 5 has disclosed in aerification fusion factories such as rubbish, in the burning gases in the aerification fusion factories such as rubbish are handled, this method can improve the thermal efficiency, effectively utilizes the heat energy that boiler reclaims, and does one's utmost to suppress the generation of dioxanes.That is, the burning gases processing method of patent documentation 5 records has following operation: (1) makes the generation gas combustion of discharging from the aerification melting furnace, and heating boiler makes generator operation with the steam that produces.(2) will cool off from the high-temperature exhaust air that above-mentioned boiler comes out with cooling tower, the dust arrester with the bag hose type filters then.(3) then, in denitrating tower, carry out denitration with ammonia, and smoke evacuation.(4) detect the delivery temperature that arrives bag hose type dust arrester, feed back the testing result of this delivery temperature, control the cooling water flow of cooling tower, so that the temperature that flows to the exhaust of bag hose type dust arrester is remained on 200 ℃～230 ℃.(5) by the catalyst bag hose that at high temperature has the dioxanes resolution, bag hose type dust arrester on the formation filters 200 ℃～230 ℃ exhaust.
Patent documentation 6 has disclosed the carbon burn-up cell and the control method thereof of thermal decomposition gas, and this carbon burn-up cell reclaims the heat of being possessed by the thermal decomposition gas of generations such as the water gas jet type of cooling or straight smelting furnace with boiler.Oxygen etc. is blown into the aerification melting furnace, when combustible wastes such as general discarded object or trade waste and waste oil, waste liquid are burnt, in stove, produced the flammable thermal decomposition gas of corrosive gas such as containing hydrocarbon, organic matter, oil vapour and dust, hydrogen chloride, the carbon burn-up cell of this castoff heat decomposition gas is used for above-mentioned flammable thermal decomposition gas with dust completing combustion.The thermal decomposition gas reburning that is patent documentation 6 records burns in stove and the control method thereof, be to combustible wastes such as general discarded object or trade waste and waste oil, waste liquids, partly burn when carrying out partial combustion or indirect or indirect, like this, above-mentioned combustible waste thermal decomposition, generation contains the flammable thermal decomposition gas of corrosive gas such as hydrocarbon, organic matter, oil vapour and dust, hydrogen chloride, this combustibility thermal decomposition gas with above-mentioned dust completing combustion.This carbon burn-up cell, (1) has the thermal decomposition gas introduction port in the end of carbon burn-up cell, and around this introducing port, the mouth that is blown into along being circumferentially with several combustion airs constitutes combustion zone again.(2) in above-mentioned combustion zone again, water spraying device is set, this water spraying device with above-mentioned air, mouthful is ejected into cooling water in the stove from being blown into of each air.
Patent documentation 7 has disclosed dioxanes analytical equipment and dioxanes measurement system.In recent years, in the exhaust of restriction incinerator, also limit the dioxanes amount in the ash, that is, carry out the total amount restriction.So, must near incinerator, the dioxanes analytical equipment be set, the gas of directly discharging from incinerator is carried out sampling analysis.The system of patent documentation 7 record has avoided original handwork analysis, carries out dioxanes alanysis in the ash concurrently with the burning and gas-exhausting analysis, measures the discharge total amount value of dioxanes class, can carry out the continuous running control of incinerator efficiently.
Patent documentation 1: No. 2683852 communique of Japan's special permission.
Patent documentation 2: No. 3077756 communique of Japan's special permission.
Patent documentation 3: 2000-No. 202419 communiques of TOHKEMY.
Patent documentation 4: 2000-No. 274652 communiques of TOHKEMY.
Patent documentation 5: 2003-No. 80027 communiques of TOHKEMY.
Patent documentation 6: 2003-No. 202106 communiques of TOHKEMY.
Patent documentation 7: No. 2941763 communique of Japan's special permission.
In the waste treatment apparatus of above-mentioned prior art etc., though in removing burning and gas-exhausting, aspect the contained harmful components, various improvement projects have been proposed,, each device be configured with complicated tendency, and the cost of equipment also significantly increases.
Summary of the invention
In addition, for above-mentioned existing technical scheme, wish to obtain a kind of like this waste treatment apparatus, this treating apparatus can improve efficiency of combustion and remove the harmful components of dioxanes etc. effectively and appliance arrangement with low cost when various discarded objects being carried out thermal decomposition process and burning.Simultaneously, also wish to obtain when the running control of entire process device more flexible, as to have more security thermal decomposition process control system.
For this reason, the present inventor is through all research and test, the result has obtained the thermal decomposition processing unit of discarded object, this thermal decomposition processing unit, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, then, dust contained in the cooled burning and gas-exhausting is removed by precipitron, again by during the induced draught machine is from the smoke stack emission to the atmosphere, it is characterized in that, be provided with water-cooled fast cooling tower and air-cooled type cool-down dehumidification tower, above-mentioned water-cooled fast cooling tower, the burning and gas-exhausting of above-mentioned secondary stove, do not carry out cooling fast under the synthetic again condition in the dioxanes class; Above-mentioned air-cooled type cool-down dehumidification tower is further lowered the temperature the burning and gas-exhausting after the cooling of water-cooled fast cooling tower.Like this, promote the generation of the thermal decomposition gas in the stove effectively, effectively the thermal decomposition gas that produces is transplanted on the secondary stove in a stove, realize simultaneously the burning in the secondary stove effectively, the burning and gas-exhausting that obtains simply effectively and is promptly cooled off, as meeting being discharged in the atmosphere of environmental protection standard, and the cost of equipment is also cheap.
That is, in castoff heat decomposing processor of the present invention, incinerated matter is aerified the gas that obtains with secondary stove burning with a stove.Incinerated matter is dropped into a stove, be heated to the temperature in the secondary stove more than 600 ℃ with booster burners after, with a furnace igniting.Like this, regulate air capacity, make comburant reach the degree that spontaneous combustion is smouldered, and temperature in the stove is remained on 600～700 ℃, promote to aerify.At this moment, because air capacity is few, temperature be not higher than 1000 ℃, so the NOx of heat and the NOx of fuel seldom produce.Temperature in the secondary stove remains under the state that is not less than 600 ℃, gas a stove generation flows into the burning of secondary stove, temperature stop with 800～1000 ℃ is no less than 2 seconds, like this, the dioxanes class that produces in a stove is almost eliminated fully at the secondary stove, be discharged in the atmosphere.In addition, at this moment, because the temperature in the secondary stove also be not higher than 1000 ℃, so, few NOx that produces heat.
In addition, castoff heat decomposing processor of the present invention, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and, the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, be discharged into then in the atmosphere, it is characterized in that, the water-cooled fast cooling tower of drum is set, this water-cooled fast cooling tower is the burning and gas-exhausting of secondary stove, do not carry out cooling fast under the more synthetic condition in the dioxanes class, with similarly above-mentioned, can be meeting being discharged in the atmosphere of environmental protection standard, and the cost of equipment is also cheap.
In addition, castoff heat resolution process control system of the present invention, adopt the castoff heat decomposing processor, in this device, in stove, various castoff heats are decomposed the back take out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and, do not carry out cooling fast under the synthetic again condition in the dioxanes class the burning and gas-exhausting after this burning, be discharged in the atmosphere then; It is characterized in that having following operation:
(1) power switch of control panel is connected the starting of the various electricapparatus utensils of beginning control system;
(2) being located at, carry out the supply of cooling water respectively to the feed water valve standard-sized sheet on the cooling water supplying tubing of stove, secondary stove and a water-cooled fast cooling tower supply cooling water;
(3) incinerated matter respectively with combustibles, fast gas thing, high heat thing for preferentially putting into stove successively No. one time;
(4) with the booster burners ignition start, in advance the temperature in secondary stove heating and remain on and be not less than 600 ℃;
(5) be heated to when being not less than 600 ℃ when the temperature in the secondary stove, to a stove in supply with primary air on one side, on one side incinerated matter is lighted a fire;
(6) the thermal decomposition gas that produces in a stove is transplanted in the secondary stove with auxiliary air, and, in the secondary stove, temperature is remained on 800 ℃～1000 ℃, make the thermal decomposition gas combustion.
Like this, can be smoothly and suitably carry out whole SECO of castoff heat decomposing processor, and, take place when unusual at the each several part of thermal decomposition processing unit, can be rapidly and carry out security control effectively.
Therefore, purpose of the present invention, provide a kind of castoff heat decomposing processor, in this device, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, then, dust contained in the cooled burning and gas-exhausting is removed, again by during the induced draught machine is from the smoke stack emission to the atmosphere by precipitron.This device can promote the generation of the thermal decomposition gas in the stove effectively, effectively the thermal decomposition gas that produces is transplanted on the secondary stove in a stove, realize simultaneously the burning in the secondary stove effectively, the burning and gas-exhausting that obtains simply effectively and is promptly cooled off, as meeting being discharged in the atmosphere of environmental protection standard, and the cost of equipment is also cheap.
In addition, another object of the present invention provides castoff heat resolution process control system, in this system, when the castoff heat decomposing processor of above-mentioned structure turns round, in a stove, produce thermal decomposition gas, through thermal decomposition burning of gas in the secondary stove, the cooling of burning and gas-exhausting, the dust of cooling after-combustion exhaust is removed, until be discharged in the atmosphere by the induced draught machine, whole SECO of this thermal decomposition processing unit, can both realize smoothly and suitably, and, when the each several part generation abnormality of thermal decomposition processing unit, can realize security control rapidly and effectively.
To achieve these goals, the castoff heat decomposing processor of the present invention's the 1st scheme record, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, then, by precipitron dust contained in the cooled burning and gas-exhausting is removed, again by during the induced draught machine is from the smoke stack emission to the atmosphere, it is characterized in that, be provided with water-cooled fast cooling tower and air-cooled type cool-down dehumidification tower, above-mentioned water-cooled fast cooling tower, the burning and gas-exhausting of secondary stove, do not carry out cooling fast under the synthetic again condition in the dioxanes class; Above-mentioned air-cooled type cool-down dehumidification tower is further lowered the temperature falling by the burning and gas-exhausting after the temperature at water-cooled fast cooling tower.
The castoff heat decomposing processor of the present invention's the 2nd scheme record, it is characterized in that, above-mentioned water-cooled fast cooling tower, have a plurality of cooling tubes that configured in parallel, these cooling tubes are divided into 2 groups, and its periphery is supplied with the space as cooling water, supply with the space from the outside to above-mentioned cooling water and supply with cooling water, and, make the burning and gas-exhausting of high temperature, back and forth pass through to the opposing party's cooling tube from side's cooling tube.
The castoff heat decomposing processor of the present invention's the 3rd scheme record, it is characterized in that, above-mentioned air-cooled type cool-down dehumidification tower, have a plurality of cooling tubes of configured in parallel, these cooling tubes are divided into 2 groups, its periphery is supplied with the space as the cooling air, supply with the space from the outside to this cooling air and supply with the cooling air, and, make the burning and gas-exhausting after the cooling, back and forth pass through to the opposing party's cooling tube from side's cooling tube.
The thermal decomposition processing unit of the discarded object of the present invention's the 4th scheme record, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, then, by precipitron dust contained in the cooled burning and gas-exhausting is removed, again by during the induced draught machine is from the smoke stack emission to the atmosphere, it is characterized in that, be provided with water-cooled fast cooling tower, air-cooled type cool-down dehumidification tower and precipitron, above-mentioned water-cooled fast cooling tower the burning and gas-exhausting of secondary stove, does not carry out cooling fast under the synthetic again condition in the dioxanes class; Above-mentioned air-cooled type cool-down dehumidification tower is further lowered the temperature falling by the burning and gas-exhausting after the temperature at water-cooled fast cooling tower; Above-mentioned precipitron is suspending a plurality of parallel bag hoses in midair, and these bag hoses are used for removing contained flue dust in the burning gases after air-cooled type cool-down dehumidification tower is by cool-down dehumidification.
The castoff heat decomposing processor of the present invention's the 5th scheme record, it is characterized in that, above-mentioned precipitron, a plurality of parallel bag hose separate configuration of suspending in midair are become 2 groups,, can block path respectively at the exhaust side of each group bag hose, and disposing the blast injection mouth that points to the bag hose peristome, and bag hose can be vibrated and keep with clashing into, alternately the bag hose group of respectively organizing that separate configuration applies compressed air, vibration and bump, carries out the smoke abatement operation.
The castoff heat decomposing processor of the present invention's the 6th scheme record, it is characterized in that, above-mentioned precipitron, discharge side at the clean air that is removed flue dust, be provided with the air quantity air velocity transducer, when the instrumentation value of this sensor is in when not being higher than predetermined reference value, automatically begin above-mentioned smoke abatement operation, and, instrumentation value at the sensor remains under the situation that is not higher than a reference value, is set to carry out the smoke abatement operation repeatedly, in addition, when the number of occurrence of above-mentioned smoke abatement operation is no less than predetermined times, carries out the alarm demonstration or carry out promptly stopping of smoke abatement operation.
The castoff heat decomposing processor of the present invention's the 7th scheme record, it is characterized in that, burning and gas-exhausting at above-mentioned precipitron imports side, be provided with the calcium hydroxide input port that is used to supply with calcium hydroxide, this calcium hydroxide is used for removing the hydrogen chloride that contains in the burning and gas-exhausting to by the burning and gas-exhausting of above-mentioned air-cooled type cool-down dehumidification tower after by cool-down dehumidification.
The thermal decomposition processing unit of the discarded object of the present invention's the 8th scheme record, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, be discharged in the atmosphere then, be provided with the water-cooled fast cooling tower of tubular, this water-cooled fast cooling tower, the burning and gas-exhausting of secondary stove, do not carry out cooling fast under the synthetic again condition in the dioxanes class.
The castoff heat decomposing processor of the present invention's the 9th scheme record is characterized in that, above-mentioned tubular water-cooled fast cooling tower, its periphery are the water collar structures, supplies with cooling water continuously from being located at outside chilled water tank.
The castoff heat decomposing processor of the present invention's the 10th scheme record, it is characterized in that, the bottom of an above-mentioned stove and periphery, become the water collar structure, at the stove inner bottom part, be provided with by stirring air ground and supply with the air injector of primary air and the ignition mechanism that igniting constitutes with burner, in the part of the gas pipe arrangement that the bottom of a stove and secondary stove are interconnected, be provided with the thermal decomposition gas that is used for the incinerated matter that produces at stove and be transplanted on the displace air ozzle secondary stove, feeding secondary air.
The thermal decomposition processing unit of the discarded object of the present invention's the 11st scheme record, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, then, by precipitron dust contained in the cooled burning and gas-exhausting is removed, again by during the induced draught machine is from the smoke stack emission to the atmosphere, it is characterized in that, the bottom of a stove and periphery are become the water collar structure, and at the stove inner bottom part, be provided with by stirring air ground and supply with the air injector of primary air and the ignition mechanism that igniting constitutes with burner, in the part of the gas pipe arrangement that furnace bottom and secondary stove are interconnected, be provided with the thermal decomposition gas that is used for the incinerated matter that produces at stove, be transplanted in the secondary stove, the displace air ozzle of feeding secondary air.
The castoff heat decomposing processor of the present invention's the 12nd scheme record is characterized in that, can stir the air injector of air ground supply primary air, in the bottom of a stove, is made of the ventilation road of left-handed spiral.
The castoff heat decomposing processor of the present invention's the 13rd scheme record is characterized in that, in the bottom of a stove, also is provided with the heavy oil burner that is used for the incinerated matter auxiliary thermal source.
The castoff heat decomposing processor of the present invention's the 14th scheme, it is characterized in that, the displace air ozzle of feeding secondary air, has the terminal inaccessible funnel shaped of opening that expands, in front end central authorities, be provided with center ozzle peristome, at its peripheral part, along the circumferencial direction equal angles be respectively equipped with several dispersion ozzle peristome, above-mentioned each peristome points to the secondary furnace side respectively.
The castoff heat decomposing processor of the present invention's the 15th scheme record, it is characterized in that, the bottom of secondary stove and periphery are become the water collar structure, the gas pipe arrangement that the bottom and the secondary stove of a stove is interconnected, become the water collar structure, the part at the above-mentioned gas pipe arrangement is provided with booster burners, before the thermal decomposition gas of this booster burners in stove takes place, be not less than 600 ℃ with being heated in the secondary stove in advance.
The castoff heat decomposing processor of the present invention's the 16th scheme record; it is characterized in that; drop at the incinerated matter that opens and closes a stove on the open-close lid of peristome; be provided with the safety valve that when the furnace inner gas pressure abnormal ascending, carries out opening operation; and; be provided with the bypass pipe arrangement that extends to the below from upper of furnace body; on this bypass pipe arrangement; be provided with the magnetic valve that when having a power failure, carries out opening operation; in addition; be provided with the pipe arrangement that to be communicated with in the water collar structure portion of body of heater and the stove, setting the protection water that the portion that water collar constructed when unusual takes place and discharge water and flame-out manual open and close valve in burning.
The castoff heat resolution process control system of the present invention's the 17th scheme record, adopt the castoff heat decomposing processor in this system, in this device, in stove, various castoff heats are decomposed the back take out, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn as thermal decomposition gas, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, be discharged in the atmosphere then; It is characterized in that having following operation:
(1) power switch of control panel is connected the starting of the various electricapparatus utensils of beginning control system;
(2) feed water valve that is located on the cooling water supplying tubing of stove, secondary stove and a water-cooled fast cooling tower supply cooling water is all opened, carried out the supply of cooling water respectively;
(3) incinerated matter respectively with combustibles, fast gas thing, high heat thing for preferentially putting into stove successively No. one time;
(4) with the booster burners ignition start, in advance the temperature in secondary stove heating and remain on and be not less than 600 ℃;
(5) be heated to when being not less than 600 ℃ when the temperature in the secondary stove, to a stove in supply with primary air on one side, on one side incinerated matter is lighted a fire;
(6) the thermal decomposition gas that produces in a stove is transplanted in the secondary stove with auxiliary air, and, in the secondary stove, temperature is remained on 800 ℃～1000 ℃, make the thermal decomposition gas combustion.
The castoff heat resolution process control system of the present invention's the 18th scheme record, adopt the castoff heat decomposing processor in this system, in this device, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, remove contained dust in the cooling after-combustion exhaust by dust arrester again, then by during the induced draught machine is from the smoke stack emission to the atmosphere; It is characterized in that having following operation:
(1) power switch of control panel is connected the starting of the various electricapparatus utensils of beginning control system;
(2) feed water valve that is located on the cooling water supplying tubing of stove, secondary stove and a water-cooled fast cooling tower supply cooling water is all opened, carried out the supply of cooling water respectively;
(3) starting is supplied with the cooling fan that cools off air to air-cooled type cool-down dehumidification tower, supplies with the cooling air;
(4) confirm respectively the dewfall dehumidifying of the bag hose of precipitron starting with electric heater, air blast, air compressor machine, induced draught machine;
(5) incinerated matter respectively with combustibles, fast gas thing, high heat thing for preferentially putting into stove successively No. one time;
(6) with the booster burners ignition start, in advance the temperature in secondary stove heating and remain on and be not less than 600 ℃;
(7) when the temperature in the secondary stove is heated to more than 600 ℃, Yi Bian in a stove, supply with primary air, Yi Bian incinerated matter is lighted;
(8) the thermal decomposition gas that produces in a stove is transplanted in the secondary stove with auxiliary air, and, in the secondary stove, temperature is remained on 800 ℃～1000 ℃, make the thermal decomposition gas combustion.
The invention effect
The castoff heat decomposing processor of first scheme according to the present invention, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, then, by precipitron dust contained in the cooled burning and gas-exhausting is removed, again by during the induced draught machine is from the smoke stack emission to the atmosphere, like this, can simply effectively and promptly burning and gas-exhausting be cooled off, successfully be discharged in the atmosphere as the exhaust that meets environmental protection standard, and the equipment cost of these devices is also cheap.
According to the present invention second and the castoff heat decomposing processor of third party's case, make the water-cooled fast cooling tower and the air-cooled type cool-down dehumidification tower of burning and gas-exhausting fast cooling, can improve the cooling effectiveness of cooling water and cooling air significantly.
The castoff heat decomposing processor of cubic case according to the present invention can be simply effectively and cooling combustion exhaust promptly, and, from chilled exhaust, remove flue dust, as being discharged in the atmosphere of utmost point cleaning.
The castoff heat decomposing processor of the 5th and the 6th scheme according to the present invention blocks for the mesh that is located at the bag hose on the precipitron, can carry out the operation of smoke abatement automatically and easily.
The castoff heat decomposing processor of the 7th scheme according to the present invention can suitably and effectively be removed harmful components hydrogen chloride contained in the burning and gas-exhausting.
The castoff heat decomposing processor of all directions case according to the present invention, under the fewer situation of incinerated matter amount, water-cooled fast cooling tower easy to use can simply effectively and promptly cool off burning and gas-exhausting, is discharged in the atmosphere as the exhaust that meets environmental protection standard.
The castoff heat decomposing processor of the 9th and the tenth scheme according to the present invention can be realized as the stove of thermal decomposition processing unit on a small scale and the efficient activity of secondary stove.
The castoff heat decomposing processor of the 11 scheme according to the present invention, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, then, by precipitron dust contained in the cooled burning and gas-exhausting is removed, again by during the induced draught machine is from the smoke stack emission to the atmosphere, can realize the stove in this castoff heat decomposing processor and the efficient activity of secondary stove.
In addition, the castoff heat decomposing processor of the 12nd, 13,14,15,16 schemes according to the present invention can make the stove and the secondary efficiency of furnaceization, and improve a security in the stove running operation.
The castoff heat decomposing processor of the 17th scheme according to the present invention, can obtain such castoff heat resolution process control system: in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, the burning and gas-exhausting after this burning, after the dioxanes class does not carry out cooling off fast under the synthetic again condition, be discharged in the atmosphere and go.This system can be smoothly and suitably carries out whole SECO of castoff heat decomposing processor, and, take place when unusual at the each several part of thermal decomposition processing unit, can be rapidly and carry out security control effectively.
The castoff heat decomposing processor of the tenth all directions case according to the present invention, can obtain such castoff heat resolution process control system: in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, then, by precipitron dust contained in the cooled burning and gas-exhausting is removed, in the induced draught machine is from the smoke stack emission to the atmosphere, gone again.This system can be smoothly and suitably carries out whole SECO of castoff heat decomposing processor, and, take place when unusual in each one of thermal decomposition processing unit, can be rapidly and carry out security control effectively.
Description of drawings
Fig. 1 is the device construction of expression castoff heat decomposing processor of the present invention and thermal decomposition process control system one embodiment and the summary system specialization figure of system's structure.
Fig. 2 be in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, supply with the figure that primary air promotes the air injector that aerifies to stove, (a) being the front elevation of air injector, (b) is the B-B line sectional drawing of (a).
Fig. 3 is figure in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, a stove thermal source accessory system, (a) being the key diagram of expression thermal source accessory system planar configuration structure, (b) is the key diagram of expression thermal source accessory system side arrangement.
Fig. 4 is figure in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, that be used for the thermal decomposition gas of a stove generation is transplanted on the displace air ozzle of secondary stove, (a) be the whole side view of displace air ozzle, (b) being the whole front elevation of displace air ozzle, (c) is the major part amplification profile diagram of displace air ozzle leading section.
Fig. 5 be in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, stove and secondary stove be by the key diagram of the combined structure of water collar combination.
Fig. 6 is a detail drawing in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, water-cooled fast cooling tower, (a) being the general view of water-cooled fast cooling tower, (b) is the summary side section summary side sectional drawing of water-cooled fast cooling tower.
Fig. 7 is the summary system structural map of cooling water recirculation system in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, that be used for water-cooled fast cooling tower.
Fig. 8 is a detail drawing in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, air-cooled type cool-down dehumidification tower, (a) is the general view of air-cooled type cool-down dehumidification tower, (b) is the summary cross-sectional side view of air-cooled type cool-down dehumidification tower.
Fig. 9 is a summary cross-sectional side view in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, the precipitron detailed structure.
Figure 10 is the time diagram of expression as castoff heat resolution process of the present invention each inscape control action one embodiment control system, thermal decomposition processing unit.
Figure 11 is the figure of a furnace apparatus structure in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, be used to carry out security control when the abnormality of a stove, (a) be the diagrammatic illustration figure of a stove, (b) major part that is the arrow B part in (a) is amplified key diagram, (c) being the major part enlarged section key diagram of the arrow C part in (a), (d) is that the major part of the arrow D part in (a) is amplified key diagram.
Figure 12 is the diagrammatic illustration figure of the device construction of precipitron periphery in expression castoff heat decomposing processor of the present invention and the thermal decomposition process control system, be used to carry out security control when the precipitron abnormality.
Figure 13 is the diagrammatic illustration figure of the variation device construction of expression castoff heat decomposing processor of the present invention.
The specific embodiment
Below, the embodiment of present invention will be described in detail with reference to the accompanying castoff heat decomposing processor and thermal decomposition process control system.
Fig. 1 is the system specialization figure of expression castoff heat decomposing processor of the present invention and thermal decomposition process control system one embodiment.That is, in Fig. 1, represent that simultaneously the single unit system structure of castoff heat decomposing processor of the present invention and the system of thermal decomposition process control system constitute.Among Fig. 1, the castoff heat decomposing processor of present embodiment mainly is made of a pair of stove 10A, a 10B, secondary stove 30, water-cooled fast cooling tower 40, air-cooled type cool-down dehumidification tower 50, precipitron 60, induced draught machine 70, chimney 80.Describe each primary structure below in detail.
(1) about stove 10A, a 10B
Above-mentioned a pair of stove 10A, a 10B can simultaneously or alternately turn round, and the two has identical construction.Be formed with peristome 11 at the top, the discarded object that this peristome 11 is used for burning is that incinerated matter Bw drops into, also be provided with can airtight this peristome 11 open-close lid 12.In the bottom of stove 10A, a 10B, disposing ignition mechanism 14, this ignition mechanism lights a fire and burns, and makes to put into inner incinerated matter BW spontaneous combustion and smoulder and produce thermal decomposition gas.This ignition mechanism 14, constitute by heavy oil burner 15 or LPG burner and primary air feed system 16, heavy oil burner 15 or LPG burner, heavy oil or LPG that heavy oil tank 17 that will be outside being arranged on stove or LPG jar are supplied with light, incinerated matter Bw is lighted, and supply with primary airs from primary air feed system 16, with the burning of the incinerated matter Bw that promotes to have been lighted a fire.
For bottom from stove 10A, a 10B, by required air blast incinerated matter Bw is supplied with primary air effectively, the leading section of primary air feed system 16 as Fig. 2 (a) with (b), uses the air injector 18 that is provided with left-handed spiral ventilation road 16a.Like this, the air that carries out in stove 10A, the 10B stirs powerfully, can promote incinerated matter Bw thermal decomposition and produces gas.
Among above-mentioned stove 10A, the 10B, under the situation of the heat that can not make full use of incinerated matter Bw, preferably as Fig. 3 (a) with (b), the heavy oil supply pipe 21 of 20 derivation of the heavy oil tank outside being arranged on stove, be configured in the bottom of stove 10A, a 10B, to the heavy oil of supplying with by this heavy oil supply pipe 21,, constitute the thermal source of incinerated matter Bw auxiliary with above-mentioned heavy oil burner 15 igniting.At this moment, when adopting heavy oil burner 15 as above-mentioned ignition mechanism 14, but heavy oil tank 17 double as are above-mentioned heavy oil tank 20.
(2) about secondary stove 30
Like this, in stove 10A, a 10B, the thermal decomposition gas that incinerated matter Bw thermal decomposition is produced, gas pipe arrangement 25 and gas pipe arrangement 35 by being located at the bottom respectively and being interconnected are transplanted on the secondary stove 30 that disposed adjacent.At this moment, on the gas pipe arrangement 25 of the thermal decomposition gas in stove 10A, a 10B, setting the auxiliary air supply pipe 22 of structure shown in Fig. 4 (a) and (b), (c).That is, this auxiliary air supply pipe 22 in the inside of gas pipe arrangement 25, points to the gas pipe arrangement 35 of the secondary stove 30 that is interconnected at the displace air ozzle 22a that is arranged at the one end; Its other end is by being located at outer air blast (not shown) feeding secondary air of stove.Above-mentioned displace air ozzle 22a has the inaccessible funnel shaped that expansion is opened, be provided with center ozzle peristome 23 in front end central authorities, its peripheral part along the circumferencial direction equal angles be provided with several (they being 6 in the illustrated example) and disperse ozzle peristome 24, by spraying auxiliary air, can be transplanted on the thermal decomposition gas that in stove 10A, a 10B, produces in the secondary stove 30 efficiently from these ozzle peristomes 23,24.
On the gas pipe arrangement 35 of secondary stove 30, the booster burners that adopts heavy oil or LPG etc. suitably is set, by with this booster burners igniting, in advance the temperature in the secondary stove 30 is controlled at more than 600 ℃.Therefore, thermal decomposition gas, with auxiliary air stove 10A, a 10B generation, be transplanted on and be set in advance in the secondary stove 30 that is not less than 600 ℃ of temperature, like this, thermal decomposition gas is in secondary stove 30 internal combustion, and its ignition temperature remains on 800 ℃～1000 ℃.At this moment, the time of staying of thermal decomposition gas was not less than 2 seconds in secondary stove 30, so, can the dioxanes stove 10A, a 10B generation almost completely be eliminated in this secondary stove 30.In addition, at this moment, because the ignition temperature in the secondary stove 30 is not higher than 1000 ℃, so, have the advantage of the hot NOx of few generation.
In addition, in the present embodiment, in stove 10A, a 10B and the secondary stove 30, peripheral part that thermal decomposition gas produces, moves, stops shown in Fig. 5 bend, is made water collar structure Wj.For this reason, in stove 10A, a 10B and secondary stove 30, as shown in Figure 1, with each water collar accordingly, be provided with cooling water supply port 26,36 and steam outlet 27,37.Like this,, can improve the heat insulating ability of thermal decomposition gas, keep good efficiency of combustion, and can improve, help surrounding environment the isolated property of the outer temperature of stove owing to be provided with water collar Wj.And, under the aftermentioned abnormality, can be used for promptly stopping working, improve the security of device running.
(3) about water-cooled fast cooling tower 40
As previously mentioned, among Fig. 1, the thermal decomposition burning of gas exhaust after 30 burnings of secondary stove by exhaust manifolds 39, is shifted into water-cooled fast cooling tower 40 from burning and gas-exhausting outlet 38.This water-cooled fast cooling tower 40 as Fig. 6 (a) with (b), forms cylindrical shape, is divided into top and the bottom by top dividing plate 41a up, is arranged to upper chambers 42 and bottom compartment 44 respectively.Upper chambers 42 is divided into chamber, the left and right sides by its central demarcation strip 43, at side's compartment 42a, is provided with the exhaust introducing port 45 that is communicated with above-mentioned exhaust manifolds 39.At the opposing party's compartment 42b, be provided with the exhaust export mouth 46 that is communicated with aftermentioned air-cooled type cool-down dehumidification tower 50.In the bottom compartment 44, insert wildcard abreast and put the cooling of a plurality of Len reqs with managing 44a, these coolings cooperate with a plurality of through holes (not shown) on being located in top dividing plate 41a with managing 44a, bottom in bottom compartment 44, communication chamber 44b is interconnected with the bottom, this bottom communication chamber 44b is to use with the same lower part dividing plate 41b that constructs of top dividing plate 41a to be separated.In the inside of the cylinder water-cooling formula fast cooling tower 40 of this structure, cooling water is supplied with space 47 with the periphery of pipe 44a as cooling water, be respectively equipped with cooling water supply port 47a, cooling water discharge outlet 47b, steam outlet 47c.In addition, top and bottom at water-cooled fast cooling tower 40 are respectively equipped with inspection socket 48a, 48b.
Therefore, in the water-cooled fast cooling tower 40 of this structure,, flow into side's compartment 42a of upper chambers 42 from the high-temp combustion exhaust (about 800 ℃～1000 ℃) that exhaust introducing port 45 imports.Then, the burning and gas-exhausting of above-mentioned high temperature flows down with managing in the 44a in a plurality of slotting abreast logical coolings that are configured in the side's side in the bottom compartment 44, and by bottom communication chamber 44b, rises with managing in the 44a in the cooling of the opposing party's side.During this, the high-temp combustion exhaust is cooled to about below 250 ℃ apace, flows into another compartment 42b of upper chambers 42 afterwards.In addition, when cooling was supplied with space 47 and supplied with cooling waters with the cooling water of pipe 44a periphery, 47a supplied with cooling water continuously from the cooling water mouth, under the cooling situation vaporized with pipe 44a heat absorption, from steam outlet 4
7c is discharged into the outside, and simultaneously, the water after other quilt is heated is discharged successively from cooling water discharge outlet 47b.Like this, by the burning and gas-exhausting behind water-cooled fast cooling tower 40 fast coolings (about below 250 ℃), from the opposing party's compartment 42b guiding exhaust export mouth 46 of upper chambers 42.
In addition, in above-mentioned water-cooled fast cooling tower 40, when cooling water is supplied with space 47 supply cooling waters, as shown in Figure 7, the steam and the high-temperature water that obtain from steam outlet 47c, be recovered to aqua storage tank 92 by pipe arrangement 90, can utilize its heat energy, and, the water of low temperature will be become thereafter, cool off by cooler 94 by pipe arrangement 93, the cooling water that gets is supplied with cooling water mouth 47a by pipe arrangement 95, can utilize again.
(4) about air-cooled type cool-down dehumidification tower 50
Among Fig. 1, the burning and gas-exhausting by behind above-mentioned water-cooled fast cooling tower 40 fast coolings is shifted into air-cooled type cool-down dehumidification tower 50 from exhaust export mouth 46 by exhaust manifolds 49.This air-cooled type cool-down dehumidification tower 50 as Fig. 8 (a) with (b), forms the rectangle box, is divided into top and the bottom by top dividing plate 51a up, is arranged to upper chambers 52 and bottom compartment 54 respectively.Upper chambers 52 is divided into chamber, the left and right sides by its central demarcation strip 53, at side's compartment 52a, is provided with the exhaust introducing port 55 that is communicated with above-mentioned exhaust manifolds 49.At the opposing party's compartment 52b, be provided with and be used for the exhaust export mouth 56 that is communicated with precipitron 60 described later.In the bottom compartment 54, insert wildcard abreast and put the cooling of a plurality of Len reqs with managing 54a, these coolings cooperate with a plurality of through holes (not shown) on being located in top dividing plate 51a with managing 54a, bottom in bottom compartment 54, communication chamber 54b is interconnected with the bottom, this bottom communication chamber 54b is to use with the same lower part dividing plate 51b that constructs of top dividing plate 51a to be separated.In the inside of the rectangle box air-cooled type cool-down dehumidification tower 50 of this structure, cooling is supplied with space 57 with the periphery of pipe 54a as the cooling air, be respectively equipped with cooling air supply port 57a, hot blast outlet 57b.In addition, in air-cooled type cool-down dehumidification tower 50 tops and bottom, be respectively equipped with inspection socket 58a, 58b.
Therefore, in the air-cooled type cool-down dehumidification tower 50 of this structure,, flow into side's compartment 52a of upper chambers 52 from the burning and gas-exhausting (about below 250 ℃) that the quilt of exhaust introducing port 55 importings is lowered the temperature.Then, above-mentioned burning and gas-exhausting of being lowered the temperature flows down with managing in the 54a in side's side cooling of a plurality of configured in parallel in bottom compartment 54, by bottom communication chamber 54b, rises with managing in the 54a in the cooling of the opposing party's side.During this, the high-temp combustion exhaust is cooled to about below 200 ℃ and dehumidified, and flows into another compartment 52b of upper chambers 52 afterwards.In addition, when cooling was supplied with space 57 and supplied with the cooling air with the cooling air of pipe 54a periphery, 57a supplied with the cooling air continuously from cooling air supply port, and by the hot blast that cooling is absorbed heat and heated up with pipe 54a, 57b discharges successively from the hot blast outlet.Like this, the burning and gas-exhausting after air-cooled type cool-down dehumidification tower 50 is further lowered the temperature and dehumidified (about below 200 ℃) is from the opposing party's compartment 52b guiding exhaust export mouth 56 of upper chambers 52.
(5) about precipitron 60
Among Fig. 1, the burning and gas-exhausting by after above-mentioned air-cooled type cool-down dehumidification tower 50 coolings and the dehumidifying is transplanted on precipitron 60 from exhaust export mouth 56 by exhaust manifolds 59.This precipitron 60 as shown in Figure 9, forms the bottom and is funnelform rectangle box, is provided with filter base station 61 in inner and upper, and this filter base station 61 suspends the peristome 62a that is keeping bag hose 62 respectively in midair.Like this, the internal separation with precipitron 60 is upper chambers 63 and bottom compartment 64.Upper chambers 63 is divided into chamber, the left and right sides by the demarcation strip 65 of central authorities, and each compartment 63a, 63b are provided with baffle plate 65a, 65b at an upper portion thereof, are communicated with top exhaust chamber 66 and clean air exhaust outlet 67.On the other hand, below precipitron 60, be provided with the exhaust introducing port 68 that imports by the burning and gas-exhausting (about below 200 ℃) after 50 coolings of air-cooled type cool-down dehumidification tower and the dehumidifying, and, in the bottom, be provided with flue dust outlet 72 by feeding screw 71.In the upper chambers 63 of precipitron 60, slotting wildcard is put the air pipe arrangement 75 that is connected with compression air supply sources 74 such as air compressor machines, be divided into about compartment 63a, 63b accordingly, be respectively equipped with blast injection mouth 75a, 75b; In the part of above-mentioned air pipe arrangement 75, be provided with transfer valve 76, this transfer valve 76 be used for above-mentioned blast injection mouth 75a, 75b accordingly, open and close either party's blast injection mouth 75a, 75b.Baffle plate 65a, the 65b that is located at compartment 63a, 63b top is set to the operation interlock with transfer valve 76, thereby the baffle plate 65a, the 65b that are positioned at blast injection mouth 75a, 75b open sides are closed.In addition, also be provided with vibration generating arrangement 77, this vibration generating arrangement 77 is as the drive source that filter base station 61 is suitably applied vibration and cylinder that impacts or electro-motor etc., and this filter base station 61 is suspending the open end 62a of bag hose 62 respectively in midair.From the flue dust that above-mentioned flue dust outlet 72 is discharged, suitably collect in flue dust collecting device 73 (see figure 1)s, carry out suitable waste treatment.
Therefore, in the precipitron 60 of this structure,, flow into the bottom compartment 64 of precipitron 60 from the burning and gas-exhausting that contains flue dust (about below 200 ℃) that exhaust introducing port 68 imports.Then, contain the burning and gas-exhausting of flue dust, by dedusting, the gas of cleaning arrives top exhaust chamber 66 and clean air and discharges product 67 through upper chambers 63 by bag hose 62.Then, the flue dust by above-mentioned bag hose 62 is removed can be reclaimed by the feeding screw 71 that is located at the bottom, collects from flue dust outlet 72 and is located at outside flue dust collecting device 73 (see figure 1)s.
In addition, in the precipitron 60 of present embodiment since bag hose 62 carry out dedusting continuously, can produce the filter mesh and block.For this reason, in order not stop the dedusting operation of bag hose 62, and eliminate mesh and block, the baffle plate 65a corresponding with side's compartment 63a of upper chambers 63 closed, and, with transfer valve 76 that blast injection mouth 75a is open, by air pipe arrangement 75 compressed air is sprayed towards the countercurrent direction of bag hose 62.Spray (impulse jet) compressed air intermittently by such several times, make attached to the flue dust on the bag hose 62 and separate, can eliminate mesh and block with filter.In addition, at this moment, make above-mentioned vibration generating arrangement 77 actions, filter base station 61 is applied vibration and impact, the flue dust that separates from filter is fallen.Equally, to the bag hose 62 corresponding,, also can easily eliminate the filter mesh and block by the vibratory impulse of compressed-air actuated interrupted injection (impulse jet) and filter base station 61 with the opposing party's compartment 63b of upper chambers 63.Therefore, with each compartment 63a, 63b of upper chambers 63 accordingly, to attached to the flue dust on the bag hose 62, alternately carry out automatic dust removal operation, like this, precipitron is turned round continuously.
(6) about induced draught machine 70 and chimney 80
Among Fig. 1,, be transplanted on chimney 80, be discharged in the atmosphere by the induced draught machine 70 that is located at exhaust manifolds 69 parts by the clean air after precipitron 60 dedustings.Part at above-mentioned chimney 80 is provided with CO/O 2 Whether analysis meter 82, dioxanes alanysis meter etc. meet the environmental protection standard value for emission gases and monitor.
(7) about the thermal decomposition process control system
Figure 10 is a time diagram, represents the embodiment of the SECO operation of castoff heat decomposing processor shown in Figure 1.That is, the control sequence of castoff heat resolution process of the present invention shown in Figure 10 is as follows.
(1) power switch (not shown) of control panel is connected.Like this, the various electricapparatus utensils of control system begin starting (seeing (A)).
(2) feed water valve on the cooling water supplying tubing of the cooling water that is located at the cooling water of supplying with a stove 10 respectively, secondary stove 30, water-cooled fast cooling tower 40 is all opened (seeing (B)).
(3) starting of affirmation cooling fan, this cooling fan is supplied with the cooling air (seeing (C)) of air-cooled type cool-down dehumidification tower 50.
(4) confirm the starting (see (D)) of the dewfall dehumidifying of the bag hose in the precipitron 60 with electric heater, air blast.
(5) confirm that the compressed air supply source 74 to precipitron 60 is the starting (seeing (E)) of air compressor machine.
(6) starting (seeing (F)) of affirmation induced draught machine 70.
(7) amount of affirmation heavy oil tank 17 grades is opened delivery valve (replenishing heavy oil etc. as required) (seeing (G)).
(8) demonstration (having no abnormal) of affirmation temperature indicator.
(9) open the open top portion 11 of a stove 10, drop into incinerated matter Bw (seeing (H)).At this moment, drop into combustibles, fast gas thing, high heat thing earlier.For example preferentially drop into damaged tire, waste plastics class, wood chip, paper scrap etc.
(10), make heat up in the secondary stove 30 (seeing (I)) with the booster burners ignition start.
(11) when the temperature in the secondary stove 30 is heated to more than 600 ℃ (lamp on the control panel is lighted demonstration) is with incinerated matter Bw (damaged tire) igniting (seeing (L)) to foots in the stove 10 of heavy oil burner or LPG burner.
(12) regulate the primary air amount with the butterfly valve of the air blast of supplying with primary air, be set at and make incinerated matter Bw continue spontaneous combustion smoulder (seeing (K)).
(13) air blast and the booster burners of usefulness feeding secondary air, automatic control by suitably set (starting of team's booster burners, stop what auxiliary air give relation between the air capacity of air blast altogether) according to the state of temperatures in the secondary stove 30 remains on 800 ℃～1000 ℃ (seeing (M)) to the temperature in the secondary stove 30.This temperature is generally recorded on the paper used for recording automatically.
(14) passed through under the situation of predetermined burning time, opened the circular fenestella of supervision in the stove of checking on the clean-out door, confirmed inner burning done state (whether ashing) (seeing (N)).
(15) confirmed burn to finish after, open inspection, clean-out door and ashpit, take out and burn ash (seeing (O)).At this moment, owing in stove there be about 700 ℃ temperature, so the clothes that will put on radiation proof heat carry out operation.Especially two arms, face will protect fully.
(16) finish ash discharge after, the door of closing 2 positions, with above-mentioned (9) similarly, in stove 10 of the 2nd incinerated matter Bw input, confirmed secondary stove 30 interior temperature be more than 600 ℃ after, with heavy oil burner or LPG burner light a fire (seeing (L)).
(17) below, similarly carry out repeatedly until burn to finish the process of ((15)), in addition, embodiment illustrated in fig. 1 in, alternately use a pair of stove 10A, a 10B, can carry out the thermal decomposition process of incinerated matter Bw continuously.
(18) during the above-mentioned end of job, carry out following operation.
(a) finish to burn grey taking-up.
(b) with booster burners the temperature in the secondary stove 30 is kept being not less than 800 ℃ in 10 minutes.
(c) stop booster burners, close the valve of heavy oil tank 17 grades.
(d) continuation such as feed water valve of whole air blasts and induced draught machine 70, cooling water are moved, be no less than 3 minutes cleaning.
(e) when the operation in stove 10 can be carried out, stop to supply with the air blast of primary air, check the air injector 18 of grate, carry out the cleaning of mesh obstruction etc.
(f) stop whole air blasts and induced draught machine 70, close the feed water valve of cooling water.
(g) power supply of cut-out control panel.
(h) CO/O of the temperature in the taking-up secondary stove 30, final effluent air temp, discharge gas 2Deng each automatically intact record-paper, be kept in the predetermined file.
(i) carry out the final inspection of each several part once more, the end process operation.
(8) about the safety control system of thermal decomposition processing unit
Figure 11 (a) is illustrated in the thermal decomposition processing unit of present embodiment, to stove 10A, a 10B of the thermal decomposition of carrying out incinerated matter Bw, the device construction of carrying out security control.
(1) promptly, the situation corresponding to the gas pressure abnormal ascending in stove 10A, the 10B is provided with safety valve 12a (seeing Figure 11 (b)) on open-close lid 12.Like this, the abnormal pressure that detects in the stove rises, and safety valve 12a opens automatically.
(2) corresponding to there not being the situation that advance notice ground has a power failure, be provided with the bypass pipe arrangement 13 that always extends to foot from upper of furnace body,, be arranged on the magnetic valve 13a (seeing Figure 11 (c)) that carries out opening operation when having a power failure at the leading section of this bypass pipe arrangement 13.Like this, when having a power failure, the action of the solenoid of magnetic valve 13a, magnetic valve falls, and automatically by bypass pipe arrangement 13 gas in stove 10A, the 10B is exhausted safely to the outside.In addition, at this moment, also can similarly handle the flame-out steam that produces of aftermentioned, smoke evacuation, smell etc.
(3) in addition, corresponding to unusual situation takes place in the burning,,, be provided with manual open and close valve 19a (seeing Figure 11 (d)) in the part of this pipe arrangement 19 with the water collar structure portion and the body of heater internal communication of pipe arrangement 19 with body of heater.Like this, when generation is unusual in burning, open hand-operated valve 19a, the protection water (cooling water) that just body water-cooling can be overlapped in the structure portion is released in the stove flame-out rapidly.
Figure 12 is illustrated in the thermal decomposition processing unit of present embodiment, the device construction that is used for the clean air in the precipitron 60 is discharged smoothly, carry out automatic dust discharge control.Promptly, on the connecting portion of the exhaust manifolds 69 that are communicated with the clean air outlet 67 of precipitron 60, be provided with by Pitot tube (pitot pipe, current meter) the air quantity air velocity transducer 78 that constitutes such as, when its instrumentation value drops to when not being higher than 1/2 when common, state with required determinator instrumentation should change begins the operation of automatic smoke abatement, blocks with the mesh of eliminating above-mentioned bag hose 62.When the instrumentation value of above-mentioned air quantity air velocity transducer 78 is not less than 2/3 when common, stop the operation of automatic smoke abatement.In addition, when above-mentioned instrumentation value still is not higher than 1/2 when common, repeatedly carry out the operation of automatic smoke abatement repeatedly, when having surpassed predefined number of times, be set at and carry out suitable alarm and show.In addition, the emergency stop switch and the available manually operated emergency stop switch that show interlock with above-mentioned alarm are set, in extraordinary circumstances, stop the operation of automatic smoke abatement, and, at this moment, the drain passageway of clean air is all opened, guarantee the discharge of gas, keep the security of thermal decomposition processing unit.The inspection of precipitron 60 can be carried out after thermal decomposition processing unit all stops.
In addition, in the thermal decomposition processing unit of present embodiment, because of in input raw material as incinerated matter Bw, in waste plastics, sneaked into vinyl chloride, and in burning and gas-exhausting, contain under the situation of hydrogen chloride (HCl), calcium hydroxide is dropped in the burning and gas-exhausting, remove de-chlorine hydride.At this moment, as shown in figure 12, calcium hydroxide input port 83 is set in the part of the connecting duct 59 that is connected with the exhaust introducing port 68 of precipitron 60,68 pairs of exhaust introducing ports in air-cooled type cool-down dehumidification tower 50, lowered the temperature and dehumidify after burning and gas-exhausting import.At this moment hydrogen chloride and calcium hydroxide are with the quantitative response of 2:1, so when for example containing 0.02% chlorine in raw material is formed, the calcium hydroxide amount of input is about 51.5g/h.Therefore, like this, the particle that is produced by the reaction of hydrogen chloride and calcium hydroxide is removed in precipitron 60.
(9) about the variation of thermal decomposition processing unit
Figure 13 represents the variation of castoff heat decomposing processor of the present invention.That is, the thermal decomposition processing unit of present embodiment is particularly suitable for the fewer situation of burning amount of incinerated matter Bw.This device is made of the water-cooled fast cooling tower 180 of the stack structure of a cartridge type such as stove 110, secondary stove 130, cylindrical shape or polygon basically.The configuration and the structure of stove 110 and secondary stove 130 are identical with a stove 10, secondary stove 30 safety of previous embodiment.Therefore, identical part is annotated with same tag, and its detailed description is omitted.
In thermal decomposition processing unit shown in Figure 13, the water-cooled fast cooling tower 180 of stack structure forms cylindrical shape, directly links on the exhaust outlet 132 of the burning and gas-exhausting that is arranged on secondary stove 130 tops, and perimembranous constitutes coolant jacket structure 184 in it.In this coolant jacket structure 184,, be connected with the cooling water supply port 184a that is located at water-cooled fast cooling tower 180 bottoms by cooling water pipe 185a from being located at outside chilled water tank 186.In addition,, be provided with high-temperature water outlet 184b, this high-temperature water outlet 184b be connected with chilled water tank 186 by high-temperature water pipe arrangement 185b on the top of water-cooled fast cooling tower 180.By such structure, the thermal decomposition processing unit of present embodiment, in water-cooled fast cooling tower 180, the high-temp combustion exhaust (about 800 ℃～1000 ℃) that imports from the exhaust outlet 132 of secondary stove 130, cover structure 184 fast coolings (about below 250 ℃) are cooled, harmful components such as dioxanes are fully removed, and are discharged into the atmosphere from top vent 188 as the gas that cleans.
In addition, in the present embodiment thermal decomposition processing unit shown in Figure 13, not only can adopt castoff heat resolution process control system shown in Figure 10, and can adopt the safety control system of the thermal decomposition processing unit shown in Figure 11 (a) and (b), (c).
Embodiments of the invention have been described above, but the present invention is not limited to the foregoing description, for example, in castoff heat decomposing processor shown in Figure 1, according to the treating capacity of discarded object, No. one time stove also can be provided with more than 1 or 3 with respect to the secondary stove.In addition, in water-cooled fast cooling tower and air-cooled type cool-down dehumidification tower, be about being with indoor separation, and will cool off with pipe configuration longitudinally, but, also can use pipe along landscape configuration cooling, correspondingly suitably set the introducing port and the outlet of burning and gas-exhausting therewith.In the scope that does not break away from spirit of the present invention, can do multiple design alteration.

Claims (9)

1. the thermal decomposition processing unit of discarded object, it is characterized in that, in stove, various castoff heats are decomposed the back take out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, then, dust contained in the cooled burning and gas-exhausting is removed by precipitron, again by during the induced draught machine is from the smoke stack emission to the atmosphere
The bottom of an above-mentioned stove and periphery are become the water collar structure, and at the stove inner bottom part, be provided with by stirring air ground and supply with the air injector of primary air and the ignition mechanism that igniting constitutes with burner, part at the gas pipe arrangement that an above-mentioned furnace bottom and secondary stove are interconnected, be provided with the thermal decomposition gas that is used for the incinerated matter that produces at stove and be transplanted on displace air ozzle in the secondary stove, feeding secondary air
Be provided with: water-cooled fast cooling tower, the burning and gas-exhausting of above-mentioned secondary stove, do not carry out cooling fast under the synthetic again condition in the dioxanes class; Air-cooled type cool-down dehumidification tower is further being lowered the temperature by the burning and gas-exhausting after lowering the temperature at this water-cooled fast cooling tower; And precipitron, suspension arrangement a plurality of bag hoses abreast, and these bag hoses are used for removing the contained flue dust of burning and gas-exhausting after above-mentioned air-cooled type cool-down dehumidification tower is by cool-down dehumidification,
Above-mentioned water-cooled fast cooling tower, have a plurality of cooling tubes of configured in parallel, these cooling tubes are divided into 2 groups, and its periphery supplied with the space as cooling water, supply with the space from the outside to above-mentioned cooling water and supply with cooling water, and, make the burning and gas-exhausting of high temperature, back and forth pass through to the opposing party's cooling tube group from side's cooling tube group
Above-mentioned air-cooled type cool-down dehumidification tower, have a plurality of cooling tubes of configured in parallel, these cooling tubes are divided into 2 groups, and its periphery supplied with the space as the cooling air, supply with space from the outside to this cooling air and supply with the cooling air, and, make the burning and gas-exhausting after the cooling, back and forth pass through to the opposing party's cooling tube group from side's cooling tube group
Burning and gas-exhausting at above-mentioned precipitron imports side, is provided with the calcium hydroxide input port that is used to supply with calcium hydroxide, and this calcium hydroxide is used for the burning and gas-exhausting after above-mentioned air-cooled type cool-down dehumidification tower is by cool-down dehumidification is removed the hydrogen chloride that contains in the burning and gas-exhausting,
Above-mentioned precipitron, a plurality of parallel bag hose separate configuration of suspending in midair are become 2 groups, exhaust side in each bag hose group, can block path respectively, and disposing the blast injection mouth that points to the bag hose peristome, and above-mentioned bag hose can be vibrated and maintenance with clashing into, alternately the bag hose group that above-mentioned separate configuration applies compressed air, vibration and bump, carry out the smoke abatement operation
Discharge side at the clean air that is removed flue dust, be provided with the air quantity air velocity transducer, when the instrumentation value of this sensor is in when not being higher than predetermined reference value, automatically begin the operation of above-mentioned smoke abatement, and, remain under the situation that is not higher than a reference value in the instrumentation value of the sensor, be set at and carry out the smoke abatement operation repeatedly, in addition, when the number of occurrence of above-mentioned smoke abatement operation has surpassed predetermined times, carry out the alarm demonstration or carry out promptly stopping of smoke abatement operation.
2. castoff heat decomposing processor as claimed in claim 1 is characterized in that, can stir the air injector that above-mentioned primary air is supplied with on air ground, in the bottom of a stove, is made of the ventilation road of left-handed spiral.
3. castoff heat decomposing processor as claimed in claim 1 is characterized in that, in the bottom of a stove, also is provided with the heavy oil burner that is used for the incinerated matter auxiliary thermal source.
4. castoff heat decomposing processor as claimed in claim 1, it is characterized in that, supply with the displace air ozzle of above-mentioned auxiliary air, has the terminal inaccessible funnel shaped of opening that expands, in front end central authorities, be provided with center ozzle peristome, at its peripheral part, along the circumferencial direction equal angles be respectively equipped with several dispersion ozzle peristome, above-mentioned each peristome points to the secondary furnace side respectively.
5. castoff heat decomposing processor as claimed in claim 1, it is characterized in that, the bottom of above-mentioned secondary stove and periphery are become the water collar structure, and the gas pipe arrangement that the bottom and the secondary stove of an above-mentioned stove is interconnected, become the water collar structure, the part at the above-mentioned gas pipe arrangement is provided with booster burners, before the thermal decomposition gas of this booster burners in stove takes place, be not less than 600 ℃ with being heated in the secondary stove in advance.
6. castoff heat decomposing processor as claimed in claim 1; it is characterized in that; drop at the incinerated matter that opens and closes an above-mentioned stove on the open-close lid of peristome; be provided with the safety valve that when the furnace inner gas pressure abnormal ascending, carries out opening operation; and; be provided with the bypass pipe arrangement that extends to the below from upper of furnace body; on this bypass pipe arrangement; be provided with the magnetic valve that when having a power failure, carries out opening operation; in addition; be provided with the pipe arrangement that to be communicated with in the water collar structure portion of body of heater and the stove, setting the protection water that the portion that water collar constructed when unusual takes place and discharge water and flame-out manual open and close valve in burning.
7. the thermal decomposition processing unit of discarded object, it is characterized in that, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and, do not carry out cooling fast under the synthetic again condition in the dioxanes class the burning and gas-exhausting after this burning, be discharged in the atmosphere then
Be provided with the water-cooled fast cooling tower of tubular, this water-cooled fast cooling tower the burning and gas-exhausting of above-mentioned secondary stove, does not carry out cooling fast under the synthetic again condition in the dioxanes class,
Above-mentioned tubular water-cooled fast cooling tower, its periphery are the water collar structures, supply with cooling water continuously from being located at outside chilled water tank,
The bottom of an above-mentioned stove and periphery, become the water collar structure, at the stove inner bottom part, be provided with by stirring air ground and supply with the air injector of primary air and the ignition mechanism that igniting constitutes with burner, in the part of the gas pipe arrangement that the bottom of an above-mentioned stove and secondary stove are interconnected, be provided with the thermal decomposition gas that is used for the incinerated matter that produces at stove and be transplanted on displace air ozzle in the secondary stove, feeding secondary air.
8. the control method of castoff heat decomposing processor, adopt the castoff heat decomposing processor in this method, in this device, in stove, various castoff heats are decomposed the back take out, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn as thermal decomposition gas, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, be discharged in the atmosphere then; It is characterized in that having following operation:
(1) power switch of control panel is connected the starting of the various electricapparatus utensils of beginning control system;
(2) feed water valve that is located on the cooling water supplying tubing of stove, secondary stove and a water-cooled fast cooling tower supply cooling water is all opened, carried out the supply of cooling water respectively;
(3) incinerated matter respectively with combustibles, fast gas thing, high heat thing for preferentially putting into stove successively No. one time;
(4) with the booster burners ignition start, in advance the temperature in secondary stove heating and remain on and be not less than 600 ℃;
(5) be heated to when being not less than 600 ℃ when the temperature in the secondary stove, to a stove in supply with primary air on one side, on one side incinerated matter is lighted a fire;
(6) the thermal decomposition gas that produces in a stove is transplanted in the secondary stove with auxiliary air, and, in the secondary stove, temperature is remained on 800 ℃～1000 ℃, make the thermal decomposition gas combustion.
9. the control method of castoff heat decomposing processor, adopt the castoff heat decomposing processor in this method, in this device, in stove, various castoff heats are decomposed the back to be taken out as thermal decomposition gas, make the thermal decomposition gas that obtains in the secondary stove, under the condition that the dioxanes class is decomposed fully, burn, and the burning and gas-exhausting after this burning, do not carry out cooling fast under the synthetic again condition in the dioxanes class, remove contained dust in the cooling after-combustion exhaust by dust arrester again, then by during the induced draught machine is from the smoke stack emission to the atmosphere; It is characterized in that having following operation:
(1) power switch of control panel is connected the starting of the various electricapparatus utensils of beginning control system;
(2) feed water valve that is located on the cooling water supplying tubing of stove, secondary stove and a water-cooled fast cooling tower supply cooling water is all opened, carried out the supply of cooling water respectively;
(3) starting is supplied with the cooling fan that cools off air to air-cooled type cool-down dehumidification tower, supplies with the cooling air;
(4) confirm respectively the dewfall dehumidifying of the bag hose of precipitron starting with electric heater, air blast, air compressor machine, induced draught machine;
(5) incinerated matter respectively with combustibles, fast gas thing, high heat thing for preferentially putting into stove successively No. one time;
(6) with the booster burners ignition start, in advance the temperature in secondary stove heating and remain on and be not less than 600 ℃;
(7) when the temperature in the secondary stove is heated to more than 600 ℃, Yi Bian in a stove, supply with primary air, Yi Bian incinerated matter is lighted;
(8) the thermal decomposition gas that produces in a stove is transplanted in the secondary stove with auxiliary air, and, in the secondary stove, temperature is remained on 800 ℃～1000 ℃, make the thermal decomposition gas combustion.
CNB2003101239454A 2003-12-24 2003-12-24 Wastes thermal decomposition processing unit and thermal decomposition processing control method Expired - Fee Related CN100523612C (en)

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KR100846897B1 (en) * 2008-01-25 2008-07-17 이종호 Pyrolysis system for combustible waste disposal and method using the same
WO2013086613A1 (en) * 2011-12-15 2013-06-20 Hatch Ltd. Systems for and methods of handling an off-gas containing carbon monoxide
CN103244956A (en) * 2013-05-28 2013-08-14 德兴市然美环保设备有限公司 Parallel-hearth large-scale trash harmless disposal system
CN111174575A (en) * 2020-02-27 2020-05-19 北京保利洁科技发展有限公司 Device for treating electronic waste and using method thereof
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Publication number Priority date Publication date Assignee Title
CN101713542A (en) * 2009-12-30 2010-05-26 北京中科通用能源环保有限责任公司 Refuse incinerator of circulating fluid bed for burning out ash by radiation
CN101713542B (en) * 2009-12-30 2012-09-12 北京中科通用能源环保有限责任公司 Refuse incinerator of circulating fluid bed for burning out ash by radiation

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