CN1664444A - Low quality rubbish incinerator and low quality refuse burning system with generating equipment - Google Patents

Low quality rubbish incinerator and low quality refuse burning system with generating equipment Download PDF

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Publication number
CN1664444A
CN1664444A CN2004100941976A CN200410094197A CN1664444A CN 1664444 A CN1664444 A CN 1664444A CN 2004100941976 A CN2004100941976 A CN 2004100941976A CN 200410094197 A CN200410094197 A CN 200410094197A CN 1664444 A CN1664444 A CN 1664444A
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China
Prior art keywords
low
incinerator
quality
carbide
generating equipment
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Pending
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CN2004100941976A
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Chinese (zh)
Inventor
小林胜彦
远藤雄树
甘利猛
植田良平
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Mitsubishi Heavy Industries Ltd
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Mitsubishi Heavy Industries Ltd
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Publication of CN1664444A publication Critical patent/CN1664444A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/12Heat utilisation in combustion or incineration of waste
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency
    • Y02P20/129Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/30Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37Wastewater or sewage treatment systems using renewable energies using solar energy

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  • Gasification And Melting Of Waste (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treatment Of Sludge (AREA)
  • Incineration Of Waste (AREA)
  • Activated Sludge Processes (AREA)
  • Coke Industry (AREA)

Abstract

The invention provides a low quality refuse incineration system with a low quality refuse incinerator and a power generation plant capable of stably burning even a low quality refuse with high water content, effectively utilizing conventional devices and a plant biomass such as straw which was often discarded, and achieving highly efficient power generation when a power generation utilizing waste heat from the incinerator is performed.The incinerator 30 for incinerating the low quality refuse with high water content comprises a throwing-in hopper 31 for supplying the low quality refuse into the furnace and a combustion chamber formed of a drying area, a main combustion area, and a rear combustion area. A means 37 supplying a carbide 25 generated by carbonizing the plant biomass such as straw into the furnace is installed at a portion different from the throwing-in hopper 31. A carbide supply means 37 is formed to throw the carbide into the dry area, and the low quality refuse is burned together with the carbide.

Description

Low-quality incinerator and low-quality refuse burning system with generating equipment
Technical field
The present invention relates to a kind of the high low-quality rubbish of moisture content be carried out the incinerator of burning disposal, also relate to a kind of low-quality refuse burning system with generating equipment that the used heat that utilizes this incinerator generates electricity.
Background technology
In the rubbish that accumulate in developing city and rural area, there are high low-quality rubbish of moisture content or straw etc. to be difficult to carry out the rubbish of burning disposal.
General spontaneous combustion boundary low heat valve in incinerator is 3300~4200J/kg (800~1000kcal/kg).Therefore, the moisture content height, low heat valve is difficult to carry out independent burning less than the low-quality rubbish of spontaneous combustion boundary, can not stably carry out burning disposal.In addition, the angle from harmful substances such as inhibition dioxins requires to keep higher ignition temperature, needs to use auxiliary fuel.Auxiliary fuel uses petrochemical industry fuel such as diesel oil, becomes the main cause of greenhouse effects and tropical island effect.
In addition, there is the problem that is difficult to improve generating efficiency.
The low-quality rubbish that contains the high rubbish of more moisture content such as living rubbish, shown in Fig. 5 (a), in lodging in dump pit during, produce a large amount of garbage leachates.Every 1t low-quality rubbish produces 0.12m 3Left and right sides garbage leachate, the low-quality rubbish of day processing 200t then produces 24m every day 3Garbage leachate.The garbage leachate that produces is blown into usually in the stove and is carried out burning disposal.
The existing ignition type incinerator of expression in Fig. 6.The structure of this ignition type incinerator is disclosed in special permission No. 2575256 communique etc.
In ignition type incinerator 60, make from dropping into bucket 61 rubbish that supply in the stove and deliver on the fire grate 63 by feeder 62, on this fire grate 63, burn, and make waste layer 70 to ashes outlet 64 side shiftings, this waste layer 70 is therein by means of combustion-supporting shower nozzle 66 completing combustions, become ash layers 71, discharge from ashes outlet 64.By burning the exhaust that produces, through exhaust channel 65, unburnt ingredient is discharged to the outside by completing combustion.Under the situation that garbage leachate is handled, this garbage leachate is blown into exhaust channel 65 at the same time, makes it burning, evaporation.
Yet,, be blown into a large amount of garbage leachates again and burn if in the lower low-quality rubbish of intrinsic heat, then because the ignition temperature reduction, the problem of harmful substances such as appearance generation dioxins, therefore in order to prevent that these harmful substances from producing, must increase auxiliary fuel use amount.
And, in recent years,, begin to popularize and establish the CIU of generating equipment in order effectively to utilize the used heat that in incinerator, produces.As open the spy flat 5-59905 communique, spy open record and narrate in the flat 8-61604 communique etc., be a kind ofly to drive the system that steam turbine generates electricity by the steam that in the waste heat boiler that incinerator possessed, produces.
Yet, when using incinerator this and that establish generating equipment that low-quality rubbish is burned, the problem that exists generating efficiency to reduce.
On the other hand, such shown in Fig. 5 (b), in processing such as the straw of the rural area being followed the field farming produce, do not carrying out under the situation of suitable processing as outdoor accumulation or burn the grass on waste land etc., because placing, outdoor accumulation produces methane, and the promotion greenhouse effects cause damage by fume etc. owing to burn the grass on waste land, and all become the reason that damages environment.Vegetation biologies such as straw, rice hulls, felling timber, the method of handling though also methane fermentation is arranged, but there is the problem that the processing time is long, reaction unit maximizes in this method, when particularly straw being carried out methane fermentation, because straw is cellulose family, therefore there is the problem that also will discharge unreacted reactant after the resolution process.
In addition, also can consider to use the method for in the ignition type incinerator shown in Figure 6 straw being carried out burning disposal, but because straw is floating easily, not rest on the fire grate and disperse, thereby exist and sneak into a large amount of powder carbides in the flying dust, handle the problem that becomes numerous and diverse.
Summary of the invention
Therefore, the present invention is in view of above-mentioned prior art problems point, purpose is the low-quality refuse burning system that a kind of low-quality incinerator is provided and has generating equipment, it also can carry out stable burning disposal to the high low-quality rubbish of moisture content, and can effectively utilize the vegetation biologies such as straw that once were placed, discard in the past, also can when generating electricity, the used heat that utilizes incinerator realize improving the generating rate.
The purpose of high-efficiency refuse generating, not only be as the internal motivation of urban waste burning electricity generation fusion factory with and utilize the situation of generation power, also be to obtain booming income by selling electricity etc.Can by with urban waste burning electricity generation fusion factory and effective utilization that establish, the utilizable UTILIZATION OF VESIDUAL HEAT IN facility of regional resident (swimming pool, sports facilities etc.), or obtain booming income by selling electricity to regional Utilities Electric Co. etc.Can regain running, the operation of cost of erection, the related facility of urban waste burning electricity generation fusion factory etc., the expense of maintenance as early as possible, or related facility is set up the expense of reconstruction.The target of concrete high-efficiency refuse generating electric energy is greatly more than 0.8MWH/ garbage disposal ton.The high-efficiency refuse generating, also be applicable to paidization, the PFI causeization [PFI (Private Finance Initiative): effectively utilize nongovernmental fund, management ability and technical capability of garbage disposal, carry out the method for the construction, maintenance management, operation etc. of communal facility etc.] and the JI/CMD causeization [CMD (Clean Development Mechanism): cleaning exploitation mechanism, JI (Joint Implementation): cooperation is implemented].
Therefore, the present invention is for solving related problem, incinerator as the high low-quality rubbish of burning disposal moisture content, have: in stove, supply with the input bucket of above-mentioned low-quality rubbish and the combustion chamber that constitutes by arid region and primary combustion zone and after-combustion zone, it is characterized in that, the mechanism that carbide that the biological charing of vegetations such as straw is generated is supplied with in stove is set, the feed mechanism of this carbide constitutes so that carbide is dropped into above-mentioned arid region, and above-mentioned low-quality rubbish and above-mentioned carbide are together carried out burning disposal.
In addition, in the present invention, lower and be lower than the burning-point of rubbish in the carbide temperature, not under the situation of the danger that drops into the inner breaking out of fire of bucket, also can drop into carbide, carbide with after low-quality rubbish mixes, is supplied with in incinerator from dropping into bucket upper opening portion.
According to the present invention, because the carbide and the low-quality rubbish of the vegetation biologies such as straw that proterties is stable together burn, therefore can absorb the change of the proterties of low-quality rubbish easily, can realize stable burning disposal.In addition, because above-mentioned vegetation biology is supplied with in stove as carbide, even the therefore easy vegetation biology that disperses as straw, also burning can prevent to sneak into the situation of powder carbide with dispersing in flying dust.And, owing to burn carbide simultaneously, can make easily to keep high temperature in the stove, can not need to use auxiliary fuel, perhaps suppress to be minimal use amount.And, can effectively utilize vegetation biologies such as straw, can prevent in the past owing to the placement of vegetation biology, the environmental disruptions such as causing producing methane, damage by fume of burning the grass on waste land.
In addition, the liquid fuel of above-mentioned carbide and diesel oil etc. is compared, and after-flame needs spended time, therefore can prevent the situation that unburned is just directly discharged by putting into above-mentioned arid region.
In addition, in foregoing invention, carrying out in the incinerator of burning disposal containing the special low-quality rubbish of managing discarded object such as medical class discarded object, preferably constituting and making above-mentioned input bucket is dual damper structure, will enclose the supply for receptacles of above-mentioned special management discarded object in stove so that drop into bucket from this.Thus, can in stove, carry out disinfection, sterilize the special management discarded object that was difficult to burning disposal in the past.And, because these special management discarded objects are handled, therefore can improve operability and security under the state of enclosing container.And then, be set to dual damper structure owing to drop into bucket, even when directly dropping into container in the stove,, under the situation of content evaporation, volatilization, there is not the danger of harmful substance to the stove external leakage owing to the increase of internal pressure is sprayed brokenly yet.
In addition, said here special management discarded object is meant in general discarded object or industrial waste, has the material that may produce the proterties of infringement to health or living environment outside explosivity, toxicity, the infectivity.
In addition, on fire grate, do stratification, adhere to the situation on the fire grate so can prevent the container fusion of above-mentioned special management discarded object owing to drop into the carbide of above-mentioned arid region.
In addition, the low-quality refuse burning system possesses: the incinerator with waste heat boiler; The steam that this waste heat boiler is produced carries out overheated superheater; With the generating equipment of utilizing superheated vapor to generate electricity, it is characterized in that, setting makes the carbonizing apparatus of the biological charing of vegetation such as straw, above-mentioned incinerator, constitute: have in stove the input bucket of supplying with above-mentioned low-quality rubbish and will be in stove, and will import in above-mentioned incinerator or the above-mentioned superheater at the thermal decomposition gas that above-mentioned carbonizing apparatus produces in the mechanism that the carbide that above-mentioned carbonizing apparatus generates is supplied with.
According to the present invention,, therefore can stably generate electricity because the carbide and the low-quality rubbish of the stable vegetation biology of proterties is together carried out burning disposal.In addition, by the thermal decomposition gas that effectively utilizes above-mentioned carbonizing apparatus to produce, can realize improving generating efficiency.In addition, because therefore vegetation biologies such as use straw can generate carbide in the short time as the raw material of carbide, realize shortening the processing time.And in the pre-treatment of vegetation biology in the present invention, taking charing processing rather than dry the processing, is because in charing is handled, and the stability and all high cause of operability of foul smell generation and corruption etc. can make the vegetation Biostatic thus.
In addition, the low-quality refuse burning system possesses: the incinerator with waste heat boiler; The steam that this waste heat boiler is produced carries out overheated superheater; With the generating equipment of utilizing superheated vapor to generate electricity, it is characterized in that, be provided with: the carbonizing apparatus of the dewatered sludge charing that biological treatment device that isolated sewage composition from above-mentioned low-quality rubbish is carried out a biological disposal upon and the sludge dewatering that makes generation in this biological treatment obtain; Above-mentioned incinerator, constitute: have in stove the input bucket of supplying with the solid state component in the above-mentioned low-quality rubbish and will be in stove, and will import above-mentioned incinerator or above-mentioned superheater at the thermal decomposition gas that above-mentioned carbonizing apparatus produces in the mechanism that the carbide that above-mentioned carbonizing apparatus generates is supplied with.
According to the present invention, owing to do not need in incinerator, to be blown into garbage leachate, the therefore above-mentioned low-quality rubbish of high-temp combustion stably.In addition, by the thermal decomposition gas that effective utilization produces, can realize improving generating efficiency in above-mentioned carbonizing apparatus.
At this moment, preferred: as, the mixer of vegetation biologies such as stirring above-mentioned dewatered sludge and straw to be set at the leading portion of above-mentioned carbonizing apparatus.
In addition, can be in above-mentioned carbonizing apparatus, the feed mechanism of vegetation biologies such as the feed mechanism of above-mentioned dewatered sludge and straw is set, these are imported in the direct carbonizing apparatus, in carbonizing apparatus inlet or carbonizing apparatus internal mix, carry out charing and handle.
Thus, vegetation biologies such as straw in the carbonizing apparatus are not dispersed and stably carry out charing and handle.
In addition, contain at above-mentioned low-quality rubbish under the situation of special management discarded objects such as medical class discarded object, it is characterized in that, above-mentioned input bucket has dual damper structure, the container of enclosing above-mentioned special management discarded object is supplied in the stove from above-mentioned input bucket, together carry out burning disposal with above-mentioned carbide, thus, can in stove, carry out disinfection, sterilize special management discarded object simply.
In addition, the low-quality refuse burning system possesses: the incinerator with waste heat boiler; Generating equipment with the superheated vapor that utilizes this waste heat boiler to produce generates electricity is characterized in that, is provided with: biological treatment device, isolated sewage composition from above-mentioned low-quality rubbish is carried out the water dilution, and carry out a biological disposal upon; And carbonizing apparatus, the dewatered sludge charing that the sludge dewatering that produces is obtained, and the circuit that moisture that above-mentioned biological treatment device and above-mentioned carbonizing apparatus are produced is emitted is set, above-mentioned incinerator constitutes: have that solid state component from isolate the sewage composition above-mentioned low-quality rubbish after is supplied to the input bucket in the stove and the carbide that will generate in above-mentioned carbonizing apparatus is supplied to mechanism in the stove.
Like this, by being arranged in the incinerator formation that above-mentioned low-quality rubbish and above-mentioned carbide are together burned, even the high low-quality rubbish of moisture content also can be kept stable fired state.
In addition, the low-quality refuse burning system possesses: the incinerator with waste heat boiler; The generating equipment of generating electricity with the superheated vapor that utilizes this waste heat boiler to produce, it is characterized in that, setting makes the solid that is not suitable for burning disposal or the carbonizing apparatus of liquid material charing, and carbide that will produce in above-mentioned carbonizing apparatus and above-mentioned low-quality rubbish together are supplied to above-mentioned incinerator.
Be not suitable for the solid of above-mentioned burning disposal, be meant dewatered sludge after vegetation biology, the biological treatment such as straw for example, other mud etc.
Thus, can carry out burning disposal to the discarded object that in incinerator, can not handle in the past.
In addition, the low-quality refuse burning system possesses: the incinerator with waste heat boiler; Generating equipment with the superheated vapor that utilizes this waste heat boiler to produce generates electricity is characterized in that, is provided with: biological treatment device, isolated sewage composition from above-mentioned low-quality rubbish is carried out the water dilution, and carry out a biological disposal upon; And carbonizing apparatus, the dewatered sludge charing that the sludge dewatering that produces is obtained, and be provided with: supply with the circuit of special management discarded object such as medical class discarded object to above-mentioned incinerator and the carbide that will produce is supplied to the circuit of above-mentioned incinerator in above-mentioned carbonizing apparatus, thus above-mentioned carbide of mixed burning and above-mentioned special management discarded object.
Thus, can simply and safely carry out burning disposal, realize reducing processing cost special management discarded object.
And, in these invention, preferred: as circuit from above-mentioned low-quality rubbish to above-mentioned incinerator that supply with to be set, at above-mentioned incinerator, with above-mentioned low-quality rubbish and above-mentioned carbide and above-mentioned special management discarded object mixed burning together.
Thus, can handle above-mentioned carbide, above-mentioned special management discarded object and above-mentioned low-quality rubbish simultaneously, can significantly reduce processing cost.
In addition, preferably the thermal decomposition gas that produces in the above-mentioned carbonizing apparatus is imported above-mentioned incinerator and carry out mixed combustion, and, also be fit to and will import in the above-mentioned waste heat boiler at the thermal decomposition gas that above-mentioned carbonizing apparatus produces, carry out mixed combustion.
In addition, the thermal decomposition gas that produces in the above-mentioned carbonizing apparatus can be imported the hot spot of above-mentioned waste heat boiler, carry out mixed combustion.
According to these inventions,, can realize improving generating efficiency in above-mentioned carbonizing apparatus by the thermal decomposition gas that produces is effectively utilized.
And, its feature also is, be provided with the superheated vapor that produces in above-mentioned waste heat boiler is carried out superheater after heat, to import above-mentioned superheater at the thermal decomposition gas that above-mentioned carbonizing apparatus produces, high-temperature combustion gas by this thermal decomposition gas combustion is obtained heats above-mentioned superheated vapor again.Thus, the heating steam of HTHP can be and then obtained, generating efficiency can be expected further to improve.
In addition, its feature also is, in above-mentioned incinerator, at least one in organic concentration sensor, thermometer, pressure gage, infrared camera, the luminance meter is set.By these measuring instruments are set, can carry out suitable control to incinerator.
In addition, its feature also is, will import gas engine, gas turbine or fuel cell by the thermal decomposition gas that above-mentioned incinerator produces, and generates electricity.Thus, can carry out the high efficiency generating, and can reduce the operation cost of factory.
And its feature also is, in the superheater that produces above-mentioned superheated vapor, imports the gas turbine of use gas fuel, liquefied natural gas gas fuel or coal mine gas fuel or the burning and gas-exhausting of gas engine.Like this, heating again for superheated vapor, also can constitute the association system of the burning and gas-exhausting that utilizes gas turbine, gas engine, wherein, gas turbine, gas engine act as a fuel gas fuel, liquefied natural gas gas fuel or the coal mine gas (be imflammable gas, principal component is a methane) that produced by the colliery.
As the present invention, when carrying out the combination of thermal decomposition gas and incinerator etc., in the explosion limit scope of thermal decomposition gas, in the running of factory, stop in the stove, to start shut-down operation medium, has the danger of accident disasters such as gas burst or dust explosion take place.The reason of blast considers to have the sneaking into of delay adverse current, air oxygen of thermal decomposition gas, the increase of dust, the change of thermal decomposition gas temperature device internal surface temperature, the concentration component fluctuation of thermal decomposition gas etc.Device internal condition operating condition difference has in situation below the atmospheric pressure and the situation more than atmospheric pressure.For fear of all explosion accidents, carry out the storage keeping of the supervision based on the sensor that can trust etc., remote data monitoring and data, to avoid above-mentioned explosion condition continuously at ordinary times to the device interior condition.Need carry out real time parsing by instantaneous value, carry out and under situation, perhaps under situation about being predicted as, need take the measure of avoiding avoiding the diagnosis of explosion condition at ordinary times continuously near explosion condition near explosion condition to timeliness change.And, just in case under the situation of blasting,, blast door reliever etc. need be set in order to reduce the loss that blast or fire etc. cause device damage etc.But, the environmental protection cleaning equipment need be set, observe environmental specification, so that when contingency is blasted, even the harmful substance of trace also can not flow out outside device.Shop equipment of the present invention can reduce the heat exhaust from device, and can eliminate harmful substance to the influence of human body, to the influence of ecological environment.Need be the new design of factory as target, the new design of this factory is passed through the greening water environment facility of setting around factory etc., and the good aeration structure around the factory, can create ideal environment nothing influence, that save the energy such as tropical island effects.
Description of drawings
Fig. 1 is the key diagram of the incineration treatment of garbage of an embodiment of the invention.
Fig. 2 is the longitudinal sectional view of the ignition type incinerator of embodiments of the invention 1.
Fig. 3 is the longitudinal sectional view of the ignition type incinerator of embodiments of the invention 2.
Fig. 4 is the pie graph of the refuse burning system with generating equipment of embodiments of the invention 3.
Fig. 5 is the explanation to existing incineration treatment of garbage.
Fig. 6 is the longitudinal sectional view to existing ignition type incinerator.
The specific embodiment
Below, with reference to accompanying drawing, the preferred embodiment of the present invention is described in detail with way of example.Yet short of specific records such as the size of described component parts, material, shape, its relative configuration in this embodiment, its purport is not that scope of the present invention is defined in this just, it is illustrative examples only.
Fig. 1 is the key diagram of the incineration treatment of garbage of an embodiment of the invention, Fig. 2 is the longitudinal sectional view of the ignition type incinerator of embodiments of the invention 1, Fig. 3 is the longitudinal sectional view of the ignition type incinerator of embodiments of the invention, and Fig. 4 is the pie graph of the refuse burning system with generating equipment of embodiments of the invention 3.
With reference to Fig. 1 the summary of present embodiment is described.In the present embodiment, to give birth to the garbage leachate that produces when the high low-quality rubbish of moisture content such as rubbish stockpile in dump pit and anhydrate after low-quality rubbish handle respectively.When 1t low-quality rubbish is discharged 0.12m 3Garbage leachate the time, from the low-quality rubbish of one day 200t, can produce 24m 3The garbage leachate of/day.This garbage leachate is diluted to the degree that can carry out a biological disposal upon, carry out a biological disposal upon (10).The processing water that will produce in biological treatment is emitted, and on the other hand, sludge dewatering (11) is reached until moisture content be about about 80%, imports carbonizing apparatus 12.At this moment, dewatered sludge is 1.5t/ day.
On the other hand, the straw that will reclaim in the rural area also only together imports in the carbonizing apparatus 12 with ormal weight and above-mentioned dewatered sludge.The carbide and the low-quality rubbish that generate in this carbonizing apparatus 12 together import in the incinerator 30, carry out burning disposal.At this moment, the thermal decomposition gas that will produce in above-mentioned carbonizing apparatus 12 is imported into incinerator 30, and the source acts as a fuel.The generating equipment that the used heat that will produce in this incinerator 30 is sent to and establishes is used for generating.And,, can also use dewatered sludge after the biological treatment, other mud etc. to be not suitable in incinerator, carrying out the solid or the liquid material of burning disposal except being the vegetation biology of representative with the straw as carry out the raw material that charing is handled at above-mentioned carbonizing apparatus 12.
According to present embodiment, because the carbide and the low-quality rubbish of the vegetation biologies such as straw that proterties is stable together burn, therefore can absorb the change of the proterties of low-quality rubbish easily, can realize burning disposal stably.In addition, because above-mentioned vegetation biology is supplied with in stove as carbide, even the therefore easy vegetation biology that disperses as straw, also burning with dispersing, thus can prevent from flying dust, to sneak into the situation of powder carbide.And, owing to burn carbide simultaneously, can make easily to keep high temperature in the stove, can not need to use auxiliary fuel, perhaps suppress to be minimal use amount.And, can effectively utilize vegetation biologies such as straw, can prevent in the past because of the vegetation biology placement, burning the grass on waste land produces the environmental disruption of methane, damage by fume etc.
(embodiment 1)
The ignition type incinerator 30 of expression embodiments of the invention 1 in Fig. 2.This ignition type incinerator 30, its formation has: the input bucket 31 of supplying with rubbish 24 in stove; Rubbish is sent into the feeder 32 of the combustion chamber in the stove; Fire grate 33 constitutes with canned paragraph by movable section, makes movable section to move back and forth and conveying waste layer 41; Discharge the ashes outlet 34 of the ash layers 42 after burning; Exhaust channel 35 is positioned at the top of this fire grate 33, makes the unburnt ingredient burning in the exhaust; With auxiliary air introducing port 36, be arranged on this exhaust channel 35 around, import auxiliary air.
Space on the above-mentioned fire grate 33 becomes the combustion chamber, from above-mentioned input 31 sides that struggle against, is formed by arid region, primary combustion zone and after-combustion zone.Be blown into disposable air 43 from furnace bottom on one side, in this combustion chamber the rubbish 24 that by above-mentioned input bucket 31 and above-mentioned feeder 32 is imported into this combustion chamber in burned on one side.
In addition, during by above-mentioned exhaust channel 35, utilize the auxiliary air 44 that imports from above-mentioned auxiliary air introducing port 36, make the unburnt ingredient completing combustion in the exhaust in the exhaust that burn to generate.
And the principal character of present embodiment constitutes, and above above-mentioned auxiliary air introducing port 36, carbide supply port 37 is set.Carbide 25 from this carbide supply port 37 provides is dropped into above-mentioned arid region.And this carbide supply port 37 is not limited to the top of above-mentioned auxiliary air introducing port 36, above above-mentioned feeder 32 etc., as long as for supply with the position of carbide to above-mentioned arid region, can be Anywhere for example.
Lower and be lower than the burning-point of rubbish in the carbide temperature, not under the situation of the danger that drops into bucket 31 inner breaking out of fires, also carbide can be dropped into from dropping into bucket 31 upper opening portions, carbide with after low-quality rubbish 24 mixes, is supplied with in incinerator.
Carbide 25 from above-mentioned carbide supply port 37 supplies, be to make the biological charing of vegetation such as straw and the carbide that generates or the garbage leachate that separating treatment from above-mentioned low-quality rubbish goes out carried out a biological disposal upon, make the sludge carbonization of generation and the carbide that generates.
These carbides 25 are supplied to above-mentioned arid region often or off and on, together burn with the low-quality rubbish of supplying with from above-mentioned input bucket 31 24.
Thus, can at high temperature stably carry out the burning disposal of low-quality rubbish.
(embodiment 2)
The ignition type incinerator 30 of expression embodiments of the invention 2 in Fig. 3.Present embodiment is the situation that contains the special management discarded object of medical class discarded object etc. in the low-quality rubbish, and these are managed discarded object especially and are enclosed plastic containers 45, carry out burning disposal in the lump together with this container in incinerator 30.
Because the basic comprising of this incinerator 30 and embodiment 1 shown in Figure 2 are roughly the same, identical formation is omitted explanation.
The principal character of present embodiment 2 constitutes, and is to make the input bucket 31 of supplying with rubbish in stove be dual damper structure this point.This dual damper structure is made of top air throttle 46 and bottom air throttle 47, and by alternatively opening and closing these air throttles, when preventing from the container 45 of enclosing above-mentioned special management discarded object supplied with in stove, furnace gas is to the situation of external leaks.
The container 45 that drops in the stoves from above-mentioned input bucket 31, carry out a biological disposal upon with the carbide 25 that the biological charing of vegetation such as straw is generated or to isolated garbage leachate from above-mentioned low-quality rubbish, the carbide 25 1 that makes the sludge carbonization of generation and generate coexists and burns on the fire grate 41, discharges from ashes outlet 34.
Carbide 25 is supplied with carbide 25 to the arid region of fire grate 41 tops at ordinary times, and said vesse 45 is thrown on this carbide 25.Thus, can prevent said vesse 45 fusions and adhere to situation on the fire grate 41.In addition, even deposit the container 45 of low-quality rubbish, also, can stably carry out high-temp combustion because of together burning with carbide 25.
When dropping into containers 45 from dropping into bucket 31, also can from drop into bucket 31 supply with the general low-quality rubbish that need not to enclose container 45 and container 45 both.With this understanding, because negative pressure is sealed by general low-quality rubbish material in the incinerator, so can not use dual damper structure.Container 45 can be put into the central part of front side, rear side and the stove of the peristome that drops into bucket 31, any position of both end sides, also can disperse to drop into or concentrate and drop into.In chute, container 45 thermoplastics distortion compacting mixes with general low-quality rubbish, therefore can realize the material envelope in slide groove portion.
Then, a specific embodiment to present embodiment 2 describes.
As the low-quality rubbish 24 of handling object, contain special management discarded objects such as medical department discarded object, situation about together handling with non-special management discarded object medical treatment class discarded object is also arranged.Here, manage discarded object especially and be meant in general discarded object or the trade waste, have explosivity, toxicity, the material that may produce the proterties of infringement beyond infectious health or living environment.And in the above-mentioned medical class discarded object, enumerate the biohazard such as bacterium, fungi, virus of the danger that for example has infection, carcinogenicity, urge chemical hazards such as deformity, variation originality, sperm toxicity, other toxicants, and sharp keen machinery harm such as sharp weapon such as injection needle, scalpel etc.In order to prevent that said vesse 45 is at bottom chute enclose inside, container 45 is made the length of the minor face that is shorter in length than the bottom chute that drops into bucket 31 on three limits, preferably make it plastics into the size below 1/2 of the length of the minor face of bottom chute, make softening point and melting point 200 ℃~below 300 ℃.The mixed volume of this container 45 is preferably below the 20 quality % of other low-quality rubbish.
Under the situation that is suitable for dual damper structure, also can only container 45 be supplied with to dropping into bucket.
The material of container 45 except that plastics, also can be cardboard system, Polythene Bag system.
When above-mentioned special management discarded object is handled,, the garbage leachate that flows down along the bottom chute inwall that drops into bucket is carried out disinfection to the lower inside spray disinfectant agent 48 that drops into bucket 31.And spray, be coated with disinfectant 48, carrying out disinfection attached to the garbage leachate on the feeder 32 to feeder 32.In addition, flow out to the garbage leachate through sterilization of the outside of dropping into bucket 31, feeder 32, cleaned the flushing of water 49 or disinfectant, in stove, spray.Prevented the corrosion of burning facility instrument by disinfectant.
As preventing corroding method, can in disinfectant, sneak into anticorrosive.In order to prevent that the garbage leachate through sterilization on the feeder 32 and on the loading bay from trickling in incinerator, outside stove, flow out, the underfeed platform of feeder 32 is provided with the slope downward from the plane in stove.To the angle of downslope, horizontal plane is 0~5 ° relatively.In order to prevent outside stove, to flow out, scraper is installed at the sliding part of loading bay through the garbage leachate of sterilization.
Pressure in the stove of above-mentioned incinerator 30 is made as negative pressure, and the temperature of above-mentioned exhaust channel 35 is made as more than 800 ℃, making the exhaust holdup time is more than 2 seconds.
In addition, above above-mentioned exhaust channel 35, organic concentration sensor 50 is set, according to the organic concentration in the stove that is recorded by this organic concentration sensor 50, the Rich Oxygen Amount of control primary air 43 is adjusted oxygen concentration in the stove in oxygen generator 51.For example, under the high situation of above-mentioned organic concentration, increase Rich Oxygen Amount, make oxygen concentration increase in the stove, promote the burning of the unburnt ingredient in the exhaust.
And, air ratio in making stove is below 1.0, the thermal decomposition gas that volatilizees from rubbish is not burnt in stove, and in gas turbine of surveying in the downstream that is arranged at stove or the gas engine under the situation of completing combustion, in order to increase organic concentration, supply amount of oxygen that reduction is supplied with in stove and/or supply oxygen concentration reduce the oxygen concentration in the stove.According to the organic concentration in the stove that records by organic concentration sensor 50, oxygen concentration in the supply amount of oxygen that control is supplied with in stove and/or supply oxygen concentration and the stove.Also can be according to oxygen concentration in the stove that records, control is to the supply amount of oxygen in the stove and/or supply with oxygen concentration, also can control according to the generated energy that generates electricity in gas turbine or gas engine, also temperature, the pressure that can record according to the each several part in stove is controlled.In addition, can also use infrared camera etc., the brightness of flame that records according to the each several part in stove or high temperature material surface etc. is controlled, also can be according to the openness of air throttle, and control air supply amount, capacity, thermal decomposition gas flow.Can also be suitable for fuel cell in the downstream of stove, generate electricity.
Burning disposal in this incinerator 30, at first supply with the container 45 of enclosing above-mentioned special management discarded object from dropping into bucket 31, mutual top air throttle 46 and the bottom air throttle 47 of opening and closing thrown into this container 45 on the feeder 32, is transported on the above-mentioned fire grate 33 by this feeder 32.On this fire grate 33, the carbide of supplying with from carbide supply port 37 25 forms layer, container 45 is put on the layer of this carbide.Then, this carbide 25, said vesse 45 and other low-quality rubbish are together carried out burning disposal.Said vesse 45 is softening in the arid region of combustion chamber, fusion, and content mixes with other low-quality rubbish because of the mixing effect of fire grate.These compostings are burned by the combustion flame of high temperature, sterilization.
Like this, in the present embodiment, can be easily and safely in incinerator, be difficult to handle in the past by the medical class discarded object of infectivity or manage the special management discarded object that discarded object constitutes especially and handle.
When dropping into containers 45 from dropping into bucket 31, also can from drop into bucket 31 supply with the general low-quality rubbish that need not to enclose container 45 and container 45 both.With this understanding, owing to the negative pressure in the incinerator is sealed by general low-quality rubbish material, so can not use dual damper structure.Container 45 can be put into any position of central part both end sides of front side, rear side and the stove of the peristome that drops into bucket 31, can disperse to drop into or concentrate and drop into.In chute, container 45 thermoplastics distortion compacting mixes with general low-quality rubbish, therefore can realize the material envelope in slide groove portion.
(embodiment 3)
Fig. 4 is the pie graph of the refuse burning system with generating equipment of the embodiment of the invention 3.This system has the incinerator 30 shown in the foregoing description 1 or the embodiment 2.
The refuse burning system of present embodiment 3 has: the biological treatment device 10 of anaerobic bio-treated or aerobe processing etc.; Carry out the dewaterer 11 of machinery or chemical dehydration; Mixer 20; To the object being treated indirect, make it the carbonizing apparatus 12 of charing; Incinerator 30 shown in above-mentioned embodiment 1 or 2; It is overheated that steam is carried out, and generates the superheater 13 of superheated vapor; Steam turbine 14 by the superheated vapor driving; Drive and the generator 15 of generation electric power by this steam turbine 14; Water recovery apparatus 16; Capture the bag collector 18 of the coal dust in the exhaust; With chimney 19.
In bag collector 18, filter chemical decomposition reaction etc. by adsorbent, in the harmful substance that from exhaust, contains, efficient comprehensive coal smoke (containing nano particle), HCl, the SO of removing x, NO x, harmful substance such as dioxins, hexachloro-benzene, make it be lower than the discharge standard value.Prevent that the harmful substance that contains in the exhaust from spreading and atmosphere pollution from the chimney discharge, the protection environment makes it to the human body and the ecosystem are not had below the environmental standard value of influence.And then preventing the harmful substance that in atmosphere, spreads from falling earthward and rivers and lakes, contaminated soil ocean underground water etc., the protection environment makes it to the human body and the ecosystem are not had below the environmental standard value of influence.Coal dust (flying dust) by bag collector 18 captures mixes with the burning ash of discharging from incinerator 30, complete fusion in plasma ash fusion stove etc. and become slag.Because the harmful substance that contains can liquate not be come out (making it to be lower than the liquate standard value), therefore can be used as civil construction Reuses of materials such as aggregate roadbed material, to human body and not influence of the ecosystem in slag.The dc source of plasma ash fusion stove can effectively utilize the waste incineration and generating electricity electric power that produces at generator 15.
At the garbage leachate 21 that dump pit produces, be diluted to the concentration that is fit to biological treatment, in biological treatment device 10, to carry out a biological disposal upon until handling the degree that water can be emitted, this processing water is emitted, and mud dewaters at dewaterer 11.Dewatered sludge 22 is imported in the mixer 20, together stirs with vegetation biologies 23 such as straw.The stirring thing that generates at mixer 20 is imported in the carbonizing apparatus 12, forms carbide 25, and this carbide 25 is sent to above-mentioned incinerator 30.
In incinerator 30, in stove, supply with solid-state rubbish 24 from dropping into bucket, itself and above-mentioned carbide 25 are together burned, this solid-state rubbish 24 obtains isolate above-mentioned garbage leachate 21 from above-mentioned low-quality rubbish after.
On the other hand, the thermal decomposition gas 26 that produces in above-mentioned carbonizing apparatus 12 is imported into superheater 13, becomes the thermal source of superheater 13.And, it is overheated to be undertaken by 13 pairs of steams that generate in the boiler 17 that above-mentioned incinerator 30 is had of above-mentioned superheater, drive above-mentioned steam turbine 14 by the superheated vapor 27 that generates here, the driving energy by this steam turbine 14 produces electric power at generator 15.Above-mentioned steam turbine outlet steam is cooled at water recovery apparatus 16, is sent to above-mentioned boiler 17.
And, also above-mentioned thermal decomposition gas 26 can be imported above-mentioned incinerator 30, utilize as auxiliary fuel.
On the other hand, the exhaust 28 that in above-mentioned incinerator 30, produces, remove flying dust by bag collector 18 after, discharge to the outside from chimney 19.At this moment, also above-mentioned exhaust 28 can be imported (not shown) such as gas turbine, gas engine, fuel cells, be used for generating.
,, can in above-mentioned incinerator 30, stablize and high temperature ground carries out burning disposal like this, and import in incinerators 30 or the superheater 13, realize high efficiency generating by the thermal decomposition gas 26 that will in above-mentioned carbonizing apparatus 12, produce according to this system.
The high temperature corrosion gas composition concentration that contains in thermal decomposition gas 26 is lower than under the condition of the high temperature corrosion gas composition concentration that contains in the exhaust 28, can and then realize the HTHPization of superheater outlet steam condition.
Superheater 13 also can be arranged on the inside of boiler 17.
In the present embodiment, contain under the situation with the high temperature of the outlet steam of boiler 17, the disproportionate corrosion composition of high-pressure trend predicting carbide 25 after above-mentioned carbonizing apparatus 12 is handled, can stop to supply with carbides 25 to incinerator 30, and burn separately, fusion.Like this, preferred: as to be arranged to formation that carbonizing apparatus, biological treatment device, incinerator etc. are turned round respectively, suitably to switch and turn round.
According to aforesaid the present invention, even the low-quality rubbish high to moisture content also can at high temperature stably carry out burning disposal.And can unlike in the past, place, vegetation biology such as outdoor burning straw, and effectively utilize, can realize preventing that methane from producing, suppress damage by fume.
And, at the thermal decomposition gas that above-mentioned carbonizing apparatus produces, can improve generating efficiency by effective utilization.

Claims (18)

1. low-quality incinerator, the low-quality rubbish high to moisture content carries out burning disposal, and has: the input bucket of supplying with described low-quality rubbish in stove; And the combustion chamber, constitute by arid region, primary combustion zone and after-combustion zone, it is characterized in that,
The mechanism that supplies with the carbide that the biological charing of vegetations such as straw is generated in stove is set, and the feed mechanism of this carbide constitutes to be convenient to carbide is dropped into described arid region, and described low-quality rubbish and described carbide are together carried out burning disposal.
2. low-quality incinerator as claimed in claim 1, when the low-quality rubbish that contains special management such as medical class discarded object discarded object is carried out burning disposal, it is characterized in that, described input bucket is made as dual damper structure, in stove, supplies with the container of enclosing described special management discarded object so that drop into bucket from this.
3. the low-quality refuse burning system with generating equipment possesses: the incinerator with waste heat boiler; The steam that this waste heat boiler is produced carries out overheated superheater; Generating equipment with utilizing superheated vapor to generate electricity is characterized in that,
Setting makes the carbonizing apparatus of the biological charing of vegetation such as straw,
Described incinerator, have: in stove, supply with described low-quality rubbish the input bucket and will be in the mechanism that the carbide that described carbonizing apparatus generates is supplied with in stove, and will import described incinerator or described superheater at the thermal decomposition gas that described carbonizing apparatus produces.
4. the low-quality refuse burning system with generating equipment possesses: the incinerator with waste heat boiler; The steam that is produced by this waste heat boiler is carried out overheated superheater; Generating equipment with utilizing superheated vapor to generate electricity is characterized in that,
Be provided with: the biological treatment device of isolated sewage composition from described low-quality rubbish being implemented biological treatment; The carbonizing apparatus of the dewatered sludge charing that obtains with making the sludge dewatering that will produce in this biological treatment,
Described incinerator, have: the solid state component in the described low-quality rubbish is supplied to the input bucket in the stove and the carbide that will produce is supplied to mechanism in the stove in described carbonizing apparatus, and the thermal decomposition gas that will produce imports described incinerator or described superheater in described carbonizing apparatus.
5. the low-quality refuse burning system with generating equipment as claimed in claim 4 is characterized in that, at the leading portion of described carbonizing apparatus, the mixer that vegetation biologies such as described dewatered sludge, straw are stirred is set.
6. the low-quality refuse burning system with generating equipment as claimed in claim 4, it is characterized in that, in described carbonizing apparatus, be provided with: the feed mechanism of vegetation biologies such as the feed mechanism of described dewatered sludge and straw, by this carbonizing apparatus, described dewatered sludge and described vegetation biology are carried out the charing processing.
7. as each the described low-quality refuse burning system in the claim 4 to 6 with generating equipment, it is characterized in that, contain at described low-quality rubbish under the situation of special administration fee discarded objects such as medical class discarded object, described input bucket has dual damper structure, the supply for receptacles that to enclose described special management discarded object from described input bucket together carries out burning disposal with described carbide to stove.
8. the low-quality refuse burning system with generating equipment has: the incinerator of waste heat boiler; Generating equipment with the superheated vapor that utilizes this waste heat boiler to produce generates electricity is characterized in that,
Be provided with: isolated sewage composition from described low-quality rubbish is carried out the water dilution and the biological treatment device of carrying out a biological disposal upon and make sludge dewatering that will generation in this biological treatment and the carbonizing apparatus of the dewatered sludge charing that obtains, and the circuit that moisture that described biological treatment device and described carbonizing apparatus are produced is emitted is set
Described incinerator has: will isolate the sewage composition from described low-quality rubbish and the solid state component that obtains is supplied to the input bucket in the stove and the carbide that will produce in described carbonizing apparatus is supplied to mechanism in the stove.
9. the low-quality refuse burning system with generating equipment has: the incinerator of waste heat boiler; Generating equipment with the superheated vapor that utilizes this waste heat boiler to produce generates electricity is characterized in that,
Setting makes the solid that is not suitable for burning disposal or the carbonizing apparatus of liquid material charing,
Carbide that will generate in described carbonizing apparatus and described low-quality rubbish together are supplied to described incinerator.
10. the low-quality refuse burning system with generating equipment has: the incinerator of waste heat boiler; Generating equipment with the superheated vapor that utilizes this waste heat boiler to produce generates electricity is characterized in that,
Be provided with: isolated sewage composition from described low-quality rubbish is carried out the water dilution and the biological treatment device of carrying out a biological disposal upon and make sludge dewatering that will generation in this biological treatment and the carbonizing apparatus of the dewatered sludge charing that obtains,
And be provided with: with the circuit of special management discarded objects such as medical class discarded object to described incinerator supply, circuit with supplying with to described incinerator at the carbide that described carbonizing apparatus generates carries out mixed burning to described carbide and described special management discarded object.
11. the low-quality refuse burning system with generating equipment as claimed in claim 10, it is characterized in that, circuit from described low-quality rubbish to described incinerator that supply with is set, in described incinerator, described low-quality rubbish and described carbide and described special management discarded object are together carried out burning disposal.
12. each the described low-quality refuse burning system with generating equipment as in the claim 8 to 10 is characterized in that the thermal decomposition gas that will produce imports in the described incinerator, makes it mixed combustion in described carbonizing apparatus.
13. each the described low-quality refuse burning system with generating equipment as in the claim 8 to 10 is characterized in that the thermal decomposition gas that will produce imports in the described waste heat boiler, makes it mixed combustion in described carbonizing apparatus.
14. each the described low-quality refuse burning system with generating equipment as in the claim 8 to 10 is characterized in that the thermal decomposition gas that will produce imports the hot spot of described waste heat boiler, makes it mixed combustion in described carbonizing apparatus.
15. as each the described low-quality refuse burning system in the claim 8 to 10 with generating equipment, it is characterized in that, the superheated vapor that described waste heat boiler is generated is set carries out superheater after heat, the thermal decomposition gas that will produce in described carbonizing apparatus imports in the described superheater, high-temperature combustion gas by this thermal decomposition gas that burns obtains heats described superheated vapor again.
16. as each the described low-quality refuse burning system in the claim 3,4,8,9 or 10 with generating equipment, it is characterized in that, in described incinerator, at least a in organic concentration sensor, thermometer, pressure gage, infrared camera, the luminance meter is set.
17. as each the described low-quality refuse burning system in the claim 3,4,8,9 or 10 with generating equipment, it is characterized in that, to import gas engine or gas turbine or the fuel cell from the thermal decomposition gas that described incinerator produces, generate electricity.
18. as each the described low-quality refuse burning system in the claim 3,4,8,9 or 10 with generating equipment, it is characterized in that, in the superheater that generates described superheated vapor, import and use gas fuel or the gas turbine of Liquefied Natural Gas fuel or coal mine gas fuel or the burning and gas-exhausting of gas engine.
CN2004100941976A 2004-03-03 2004-12-31 Low quality rubbish incinerator and low quality refuse burning system with generating equipment Pending CN1664444A (en)

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