CN103528052B - Municipal sludge-coal washing mud mixes the organic working medium boiler of burning - Google Patents
Municipal sludge-coal washing mud mixes the organic working medium boiler of burning Download PDFInfo
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- CN103528052B CN103528052B CN201310479756.4A CN201310479756A CN103528052B CN 103528052 B CN103528052 B CN 103528052B CN 201310479756 A CN201310479756 A CN 201310479756A CN 103528052 B CN103528052 B CN 103528052B
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Abstract
The present invention discloses the organic working medium boiler that a kind of municipal sludge-coal washing mud mixes burning, comprise air-distributing device, combustion chamber, cyclone separation burning device, afterbody convection heating surface parts, combustion chamber is divided into emulsion zone and freeboard of fluidized bed, air-distributing device is provided with one piece of air distribution plate, air distribution plate is V-shape, establishing ventilation hole on air distribution plate, ventilation hole is arranged in order to edge in the middle part of air distribution plate and area reduces gradually; Emulsion zone adopts inverted trapezoidal shape structure, and the recirculating zone of emulsion zone arranges and buries pipe; Freeboard of fluidized bed surrounding arranges water wall; Top, freeboard of fluidized bed arranges whirlpool separation burning device; Whirlpool separation burning device rear portion arranges described afterbody convection heating surface parts; Organic working medium boiler uses municipal sludge-coal washing mud propellant combination. The present invention has expanded municipal sludge and the range of application of coal washing mud, reduces the use cost of organic working medium boiler.
Description
Technical field
The present invention relates to a kind of Industrial Boiler, particularly relate to the organic working medium boiler that a kind of municipal sludge-coal washing mud mixes burning.
Background technology
Feedwater conventional at present and method of wastewater treatment have physics method, chemical method, physico-chemical processes and biological process. Which kind of method all more or less can produce throw out, particulate matter and floating matter etc., and the material produced is referred to as mud. Mud is a kind of heterogeneous body being made up of organic relic, bacterial body, inorganic particle and colloid etc. It is difficult to carry out solid-liquid separation thoroughly by sedimentation. Municipal sludge, mainly refers to from the mud of Sewage Plant, and this is the maximum class mud of quantity. In addition, the mud of waterworks is also from urban operating mechanism, it is possible to be included into this class.
The treatment process of existing municipal sludge mainly comprises concentrated, digestion, pre-treatment (chemicals treatment, thermal treatment), dehydration, drying etc.; Its method of disposal mainly comprises landfill, incline in ocean abandons, fertilizer is agricultural, burn and recycling etc., and wherein incinerating method occupies main status by the process of following municipal sludge. Containing a large amount of organism in municipal sludge, during burning, produce a large amount of heats. How this kind of heat utilizes is the focus studied in recent years, and municipal sludge is used as one of the direction that fuel is research.
Before coal utilization in purification techniques, coal washing is main contents, and coal washing mud is the material produced in coal washing process. The principal feature of coal washing mud is: fine size, and fraction of particle is many; Retentiveness is strong, moisture content height; Ash oontent, thermal value is lower; Stickiness is relatively big, and what have has certain mobility. Due to these characteristics, result in the stacking of coal washing mud, storage and transport all more difficult.Especially, when storing up, its form extremely unstable, meets water and namely runs off, air-dry namely fly upward. Result not only wastes valuable coal resources, and causes serious environmental pollution, sometimes even constrains the normal production of coal separating plant, becomes coal separating plant one comparatively stubborn problem.
Organic working medium boiler can under lower operating pressure, obtain higher working temperature, the technical characteristic with low pressure, high temperature, compared with utilizing steam heating, organic working medium has the advantages such as homogeneous heating, simple to operate, safety and environmental protection, save energy, temperature-controlled precision height, working pressure are low. Therefore, in modern industry is produced, organic working medium is widely used as heat-transfer medium. Tradition organic working medium boiler adopt floor combustion or the right combustion system in room, main Problems existing is: maximum combustion temperature more than 1450 DEG C, easy coking; Ignition condition is poor, combustion instability; Boiler coal bad adaptability, it is necessary to the II above bituminous coal of class as fuel, running cost height; Load regulation range is little, easily makes rate of combustion low much slower during underload; Belong to high-temp combustion, pollutant emission height.
The existence of problems have impact on popularization and the use of organic working medium boiler, and research and development are a kind of substitutes tradition organic working medium boiler, and application and energy-saving and emission-reduction to organic working medium boiler technology are significant. In view of the application present situation of municipal sludge fuel and coal washing mud, the technician of this area is devoted to develop a kind of method that municipal sludge and coal washing mud can be made to turn waste into wealth and fully utilize, and is devoted to manufacture and design the organic working medium boiler that a kind of municipal sludge-coal washing mud mixes burning.
Summary of the invention
Because the defect of prior art, technical problem to be solved by this invention is to provide the organic working medium boiler that a kind of municipal sludge-coal washing mud mixes burning, solve municipal sludge fuel and a coal washing mud comprehensive utilization difficult problem, expand the source of organic working medium boiler oil, reduce its use cost.
For achieving the above object, the present invention provides the organic working medium boiler that a kind of municipal sludge-coal washing mud mixes burning, comprise air-distributing device, combustion chamber, cyclone separation burning device, afterbody convection heating surface parts, combustion chamber is divided into emulsion zone and freeboard of fluidized bed, the air port that goes out of air-distributing device is provided with one piece of air distribution plate, air distribution plate is V-shape, and air distribution plate is established ventilation hole, and ventilation hole is arranged in order to edge in the middle part of air distribution plate and area reduces gradually; Emulsion zone adopts inverted trapezoidal shape structure, and the recirculating zone of emulsion zone arranges and buries pipe; Freeboard of fluidized bed surrounding arranges water wall; Top, freeboard of fluidized bed arranges whirlpool separation burning device; Whirlpool separation burning device rear portion arranges afterbody convection heating surface parts; Organic working medium boiler uses municipal sludge-coal washing mud propellant combination.
Air distribution plate is V-shape, the larger particles on air distribution plate can be made to move in the middle part of trend air distribution plate, the larger particles that can make to affect fluidization quality so smoothly drainage conduit in the middle part of air distribution plate discharge, vent area in the middle part of air distribution plate is bigger, progressively reduce to edge area, make the air quantity at middle part big like this, and more more little to edge air quantity, the air supply mode that this kind of air quantity is uneven, impels the internal recycle motion forming fluidized bed material and fuel pellet in emulsion zone inside. The emulsion zone of combustion chamber adopts inverted trapezoidal shape structure, strengthen the internal recycle motion at emulsion zone internal fluidized bed material and fuel pellet, arrange in the recirculating zone of emulsion zone and bury pipe formation heating surface, to absorb the heat that emulsion zone fuel combustion discharges, make emulsion zone bed temperature control at 850��1050 DEG C;Burying the recirculating zone that pipe is arranged in inverted trapezoidal shape emulsion zone, what avoid that main air stream above air distribution plate directly washes away with particle and cause buries pipe abrasion fast.
Preferably, ventilation hole is long strip shape hole or circular hole.
Preferably, both sides or surrounding that pipe is arranged on described recirculating zone is buried.
Preferably, bury tube outer surface and it is welded with anti-bull ring or anti-mill fin sheet, to alleviate fuel further to the abrasion burying pipe, extend the work-ing life burying pipe; After stopping to bury pipe breakage, organic working medium is leaked into the security incident that combustion chamber causes.
Preferably, water wall is square spiral coil wall, the radiations heat energy of abundant efficient absorption high-temperature flue gas and convection heat, makes whole combustion chamber cigarette temperature lower than ash fusion point, prevents combustion chamber and follow-up heating surface coking.
Preferably, whirlpool separation burning device comprises water cooling tube, and water cooling tube lays refractory materials, and whirlpool separation burning device bottom is provided with back defeated passage. Through returning, defeated passage slippage enters emulsion zone to the municipal sludge separated-coal washing mud propellant combination cluster of grains, achieve the circulating combustion of fuel, what enhance inflammable gas and air mixes after-flame, overcomes the defect that Industrial Boiler short and small space combustion efficiency is on the low side.
Preferably, convection heating surface parts are one of tube bank, economizer or air preheater, absorb the heat of flue gas further, make funnel temperature be down to reasonable level.
Preferably, municipal sludge-coal washing mud propellant combination is become by 1:2��1:4 mixed preparing with coal washing mud by municipal sludge.
Preferably, municipal sludge-coal washing mud propellant combination is become by 1:2.5��1:3 mixed preparing with coal washing mud by municipal sludge.
Preferably, organic working medium boiler also comprises fuel dog-house, is arranged on wall or left and right wall before freeboard of fluidized bed, it is possible to adapt to different operating environments.
The invention has the beneficial effects as follows: opened up municipal sludge fuel and the new Application Areas of coal washing mud, achieve low temperature, high performance clean burning in organic working medium boiler, and have that load adjustment ability is good, working cost is low, reduce labour intensity, reduce use cost, direct desulfurization denitration in combustion, combustion processes can be implemented the economic desulfurization of the degree of depth, reduce the discharge of NOx, auxiliary corollary system succinctly reliable, save the advantages such as facility investment.
Below with reference to accompanying drawing, the technique effect of the design of the present invention, concrete structure and generation is described further, fully to understand object, the characteristic sum effect of the present invention.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram that municipal sludge of the present invention-coal washing mud mixes an organic working medium boiler better embodiment of burning;
Fig. 2 is the structural representation of air distribution plate in Fig. 1;
Fig. 3 is another structural representation of air distribution plate in Fig. 1.
Embodiment
As shown in Figure 1, the organic working medium boiler that municipal sludge-coal washing mud mixes burning comprises: bellows 1, air distribution plate 2, emulsion zone 3, fuel dog-house 4, freeboard of fluidized bed 5, cyclone separation burning device 6, afterbody convection heating surface parts 7, exhaust pass 8.
When coal washing mud is unprocessed, water content is more than 70%. Coal washing mud through disc vacuum filter dehydration is moisture general more than 30%, the coal washing mud of folding belt filter dehydration moisturePressure filter dehydration coal washing mud moistureThe usual water content of municipal sludge fuel is between 85%��95%, and these moisture major parts are present in the skeleton construction of micelle composition to be difficult to de-removing, and conventional heat drying evaporation needs to consume a large amount of energy, very uneconomical.The present invention prepares the method for municipal sludge-coal washing mud propellant combination: first will wash coal slime dewatering to water content less than 25%, pressure filter can be adopted to dewater, then the municipal sludge of water content between 85%��95% is added, municipal sludge and coal washing mud can according to the proportional range proportioning of 1:2��1:4, through being fully mixed and made into municipal sludge-coal washing mud propellant combination. In the production process of reality, in order to reach better combustion efficacy, municipal sludge becomes propellant combination with coal washing mud according to the proportional range proportioning of 1:2.5��1:3.
As shown in Figure 1, fan air-supply enters bellows 1 and enters combustion chamber participation fuel combustion through going out the air distribution plate 2 in air port; Municipal sludge-coal washing mud propellant combination is trickled down in emulsion zone 3 by gravity after the fuel dog-house 4 being arranged in top, combustion chamber; in emulsion zone 3, particle mixing is violent, it may be achieved municipal sludge-coal washing mud propellant combination cluster of grains quick, efficiently catch fire and burn. Air distribution plate 2, in V-shape, can make the larger particles on air distribution plate 2 move in the middle part of trend air distribution plate 2, the larger particles that can make to affect fluidization quality like this drainage conduit discharge in the middle part of air distribution plate 2 smoothly. Establishing ventilation hole on air distribution plate 2, ventilation hole can be arranged to the long strip shape hole such as Fig. 2, it is also possible to is arranged to circular hole as shown in Figure 3, and ventilation hole is arranged in order to edge in the middle part of air distribution plate 2 and area reduces gradually. Vent area in the middle part of air distribution plate is relatively big, progressively reduces to edge area, makes the air quantity at middle part big like this, and edge air quantity is little, the air supply mode that this kind of air quantity is uneven, impels the internal recycle motion forming fluidized bed material and fuel pellet in emulsion zone inside.
Emulsion zone 3 adopts inverted trapezoidal shape structure, the wind that air distribution plate 2 is sent here blows out bottom inverted trapezoidal shape, rise with fuel pellet, inverted trapezoidal shape structure top sectional area is greater than bottom area, the fuel pellet on inverted trapezoidal shape structure top, what self gravitation was greater than wind lifts power, and fall the surrounding side to inverted trapezoidal shape structure, and the region that particle falls is called recirculating zone. Traditional organic working medium boiler, the heat in order to burning be produced is more to be taken away quickly, arranges endothermic tube at the middle part of inverted trapezoidal shape structure. This kind of endothermic tube is damaged through washing away for a long time of high velocity fuel particle, and organic working medium leakage wherein can bring very big potential safety hazard.
Pipe will be buried it will be arranged on the recirculating zone of emulsion zone 3, it is possible to effectively avoid above-mentioned potential safety hazard. Emulsion zone 3 left and right sides layout is buried effective in absorb the part heat that fuel burns and discharges at emulsion zone, within the scope of making a temperature control live 850��1050 DEG C. Bury and pipe is welded with anti-bull ring or anti-mill fin sheet, to alleviate fuel further to burying directly washing away and wearing and tearing of pipe, extend the work-ing life burying pipe. The municipal sludge that emulsion zone 3 interior portion is imperfect combustion-coal washing mud propellant combination cluster of grains upwards enters freeboard of fluidized bed 5 with ash content with flue gas, square spiral coil wall is arranged in freeboard of fluidized bed 5, in order to absorb the radiations heat energy of high-temperature flue gas and convection heat thus the organic working medium heating in heating surface. Before freeboard of fluidized bed, top, combustion chamber, wall or left and right wall arrange fuel dog-house 4, and municipal sludge-coal washing mud propellant combination is led to into combustion chamber by fuel dog-house 4.
Combustion chamber upper outlet is provided with whirlpool separation burning device 6 and comprises water cooling tube, and water cooling tube lays refractory materials, and whirlpool separation burning device 6 bottom is provided with back defeated passage. the media material taken out of by heat smoke tangentially enters whirlpool be separated burning device 6 with bigger municipal sludge-coal washing mud propellant combination cluster of grains, under centrifugal force and action of gravity, bigger municipal sludge-coal washing mud propellant combination cluster of grains is separated, catch, the defeated passage that returns arranged by whirlpool separation burning device 6 bottom returns bottom, combustion chamber emulsion zone 3, achieve the circulating combustion of municipal sludge-coal washing mud propellant combination cluster of grains, the turbulence that in whirlpool separation burning device 6, air-flow is strong can add mixing of strengthening municipal sludge-coal washing mud propellant combination cluster of grains and inflammable gas and air, extend flue dust flow process simultaneously, improve owing to combustion of industrial boiler room is short and small, the problem that fuel does not have efficiency of combustion that enough tail-off times cause on the low side in combustion chamber, thus obtain high efficiency of combustion.The outlet of whirlpool separation burning device 6 is furnished with the heat that afterbody convection heating surface parts 7 can absorb burning further and produce, thus reduces funnel temperature, it is to increase the thermo-efficiency of boiler, flue gas is finally discharged from exhaust pass 8. According to different user demand, afterbody convection heating surface parts 7 can select tube bank, economizer or air preheater one of them.
The concrete technical process of municipal sludge of the present invention-coal washing mud mixed fuel firing: municipal sludge-coal washing mud propellant combination is dropped into the red-hot fluidized-bed being made up of bed material quartz sand or quartz sand and Wingdale from the fuel dog-house 4 on top, combustion chamber by pipeline, and fluidized-bed temperature is at 850��1050 DEG C. Municipal sludge-coal washing mud propellant combination completes rapidly to precipitate out moisture under the heating of red-hot fluidized bed material, volatile matter precipitates out and catch fire burning and coke combustion, and particulate state municipal sludge-coal washing mud propellant combination group disintegrates further and taken out of emulsion zone 3 for fine particle by heat smoke and enter freeboard of fluidized bed, combustion chamber, top 5 and continue burning under fluidized state. It is provided with whirlpool separation burning device 6 at combustor exit, the media bed material taken out of by heat smoke is separated with bigger municipal sludge-coal washing mud separated device of propellant combination cluster of grains, catches, the defeated passage that returns arranged by whirlpool separation burning device 6 bottom returns bottom, combustion chamber emulsion zone 3, both the loss of media bed material had been decreased, achieve again the circulating combustion of municipal sludge-coal washing mud propellant combination cluster of grains, thus obtain high efficiency of combustion. In addition, the low-temperature burning process of 850��1050 DEG C, effectively controls the formation of thermal NO x. And be made up of quartz sand and Wingdale due to media material, Wingdale is at high temperature calcined and is generated CaO, CaO and SO2Reaction generates CaSO further4, inhibit SO2Discharge, and the operating temperature of combustion unit is the optimum operation temperature of CaO desulfurization, can effectively reduce SO2Discharge.
The useful effect of the organic working medium boiler that municipal sludge of the present invention-coal washing mud mixes burning is embodied in:
(1) achieve the low-temperature burning of municipal sludge-coal washing mud propellant combination, solve the problem that boiler is easy to coking, fluctuation of service. Combustion chamber is run without row's slag, eliminates various slagging-off facility, simplifies operation, improves boiler operatiopn environment.
(2) combustor exit arranges whirlpool separation burning device, extend flue dust flow process, enhance the mixing effect of fuel pellet group and inflammable gas, achieve the circulating combustion of fuel pellet group after burning of catching fire and the after-flame of inflammable gas, there is high efficiency of combustion, efficiency of combustion can reach about 98%, overcomes the defect that Industrial Boiler short and small space combustion efficiency is on the low side. This whirlpool separation burning device is surrounded by the extension of combustion chamber pipe, has structure simple, takies space little, feature easy and simple to handle.
(3) adopting low temperature combustion mode (850��1050 DEG C), effectively control the formation of thermal NO x, and be made up of quartz sand and Wingdale due to media material, Wingdale at high temperature calcines generation CaO, CaO and SO2Reaction generates CaSO further4, inhibit SO2Discharge, and the operating temperature of this kind of combustion system is the optimum operation temperature of CaO desulfurization, can effectively reduce SO2Discharge.
(4) municipal sludge-coal washing mud propellant combination quality suitability is strong, meet the requirement of fuel quality fluctuation, it is achieved that innoxious, the recycling of solid waste-municipal sludge, coal washing mud, fuel cost can be reduced simultaneously.The banking fire of operational process can be realized, restart without the need to oil, reducing running cost.
(5) freeboard of fluidized bed, combustion chamber water wall adopts square spiral coil wall, adopts efficient thermal resistance material as thermal insulation layer, and good heat insulating, boiler heat radiation is few, efficiency height.
(6) Load Regulation characteristic is good, can steady running within the scope of 30%��100% rated load.
Below the preferred embodiment of the present invention is described in detail. It is to be understood that the those of ordinary skill of this area just can make many modifications and variations according to the design of the present invention without the need to creative work. Therefore, the technical scheme that all technician in the art can be obtained by logical analysis, reasoning, or a limited experiment under this invention's idea on the basis of existing technology, all should by the determined protection domain of claim book.
Claims (8)
1. municipal sludge-coal washing mud mixes the organic working medium boiler of burning, it is characterized in that, comprise air-distributing device, combustion chamber, whirlpool separation burning device, afterbody convection heating surface parts, described combustion chamber is divided into emulsion zone and freeboard of fluidized bed, the air port that goes out of described air-distributing device is provided with one piece of air distribution plate, described air distribution plate is V-shape, and described air distribution plate establishes ventilation hole, and described ventilation hole is arranged in order to edge in the middle part of described air distribution plate and area reduces gradually; Described emulsion zone adopts inverted trapezoidal shape structure, and the recirculating zone of described emulsion zone arranges and buries pipe; Described bury both sides or the surrounding that pipe is arranged on described recirculating zone; The described tube outer surface that buries is welded with anti-bull ring or anti-mill fin sheet; Described freeboard of fluidized bed surrounding arranges water wall; Top, described freeboard of fluidized bed arranges described whirlpool separation burning device; Described whirlpool separation burning device rear portion arranges described afterbody convection heating surface parts; Described organic working medium boiler uses municipal sludge-coal washing mud propellant combination.
2. municipal sludge-coal washing mud as claimed in claim 1 mixes the organic working medium boiler of burning, it is characterised in that, described ventilation hole is long strip shape hole or circular hole.
3. municipal sludge-coal washing mud as claimed in claim 1 mixes the organic working medium boiler of burning, it is characterised in that, described water wall is square spiral coil wall.
4. municipal sludge-coal washing mud as claimed in claim 1 mixes the organic working medium boiler of burning, it is characterised in that, described whirlpool separation burning device comprises water cooling tube, and described water cooling tube lays refractory materials, and whirlpool separation burning device bottom is provided with back defeated passage.
5. municipal sludge-coal washing mud as claimed in claim 1 mixes the organic working medium boiler of burning, it is characterised in that, described convection heating surface parts are one of tube bank, economizer or air preheater.
6. municipal sludge-coal washing mud as claimed in claim 1 mixes the organic working medium boiler of burning, it is characterised in that, described municipal sludge-coal washing mud propellant combination is become by 1:2��1:4 mixed preparing with coal washing mud by municipal sludge.
7. municipal sludge-coal washing mud as claimed in claim 6 mixes the organic working medium boiler of burning, it is characterised in that, described municipal sludge-coal washing mud propellant combination is become by 1:2.5��1:3 mixed preparing with coal washing mud by municipal sludge.
8. municipal sludge-coal washing mud as claimed in claim 1 mixes the organic working medium boiler of burning, it is characterised in that, also comprise fuel dog-house, described fuel dog-house is arranged on wall or left and right wall before described freeboard of fluidized bed.
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| CN201310479756.4A CN103528052B (en) | 2013-10-14 | 2013-10-14 | Municipal sludge-coal washing mud mixes the organic working medium boiler of burning |
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| CN201310479756.4A CN103528052B (en) | 2013-10-14 | 2013-10-14 | Municipal sludge-coal washing mud mixes the organic working medium boiler of burning |
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| CN103528052B true CN103528052B (en) | 2016-06-08 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1200457A (en) * | 1997-05-23 | 1998-12-02 | 日本石油株式会社 | Multi-aperture gas distributor for fluidized bed reactor |
| CN2494931Y (en) * | 2001-08-16 | 2002-06-12 | 江西锅炉化工石油机械联合有限责任公司 | Differential fluidized-bed boiler for incinerating waste |
| CN1536269A (en) * | 2003-04-07 | 2004-10-13 | 梁道广 | Refuse incineration method for mixing and incinerating refuse by using coal-fired circulating fluidized bed boiler and its equipment |
| CN1800708A (en) * | 2005-11-30 | 2006-07-12 | 刘杰 | Fluidized bed boiler for burning gangue |
| CN202118898U (en) * | 2011-06-27 | 2012-01-18 | 苏州吉力热能有限公司 | Efficient sludge-coal-mixed coal water slurry fluidization-suspension cleaning combustion boiler |
| CN102786198A (en) * | 2012-07-19 | 2012-11-21 | 广西金桂浆纸业有限公司 | Method for slime fluidized bed boiler desulphurization of sludge and white slime of papermaking factory |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423869B (en) * | 2013-08-13 | 2016-04-13 | 北京热华能源科技有限公司 | A kind of Horizontal type circulating fluid bed heat-conducting oil furnace |
-
2013
- 2013-10-14 CN CN201310479756.4A patent/CN103528052B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1200457A (en) * | 1997-05-23 | 1998-12-02 | 日本石油株式会社 | Multi-aperture gas distributor for fluidized bed reactor |
| CN2494931Y (en) * | 2001-08-16 | 2002-06-12 | 江西锅炉化工石油机械联合有限责任公司 | Differential fluidized-bed boiler for incinerating waste |
| CN1536269A (en) * | 2003-04-07 | 2004-10-13 | 梁道广 | Refuse incineration method for mixing and incinerating refuse by using coal-fired circulating fluidized bed boiler and its equipment |
| CN1800708A (en) * | 2005-11-30 | 2006-07-12 | 刘杰 | Fluidized bed boiler for burning gangue |
| CN202118898U (en) * | 2011-06-27 | 2012-01-18 | 苏州吉力热能有限公司 | Efficient sludge-coal-mixed coal water slurry fluidization-suspension cleaning combustion boiler |
| CN102786198A (en) * | 2012-07-19 | 2012-11-21 | 广西金桂浆纸业有限公司 | Method for slime fluidized bed boiler desulphurization of sludge and white slime of papermaking factory |
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