CN105693059A - Pyrolyzation and carbonization heat supply system for sludge - Google Patents
Pyrolyzation and carbonization heat supply system for sludge Download PDFInfo
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- CN105693059A CN105693059A CN201610161638.2A CN201610161638A CN105693059A CN 105693059 A CN105693059 A CN 105693059A CN 201610161638 A CN201610161638 A CN 201610161638A CN 105693059 A CN105693059 A CN 105693059A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to a pyrolyzation and carbonization heat supply system for sludge. The pyrolyzation and carbonization heat supply system for the sludge comprises a flue gas feed pipe, a cyclone dust collector, a spray treatment tower, an oil-water separator, a combustor, a drying chamber and a carbonization chamber, wherein the oil-water separator comprises a conical inlet, a vertical passage, a conical outlet and a conical baffle plate; the combustor comprises a fuel discharging component, an air pipeline, a combustor wall, an igniter and a venturi pipe; the fuel discharging component comprises a discharging end head, a fuel lifting pipe and a flame stabilizing structure; the flame stabilizing structure is arranged on the first inner side of one side of the axial line of the combustor wall; the venturi pipe is arranged on the second inner side of the other side of the axial line. By using the pyrolyzation and carbonization heat supply system for the sludge, the problems that heavy oil and light oil are not separated, a flue gas combusting structure is complicated and the emission amount of NOX is large are solved; the pyrolyzation and carbonization heat supply system for the sludge is provided.
Description
Technical field
The present invention relates to a kind of pyrolyzing sludge carbonization heating system, particularly relate to the equipment that a kind of high-temperature flue gas that oily sludge is produced in pyrolysis charring process processes and recycles。
Background technology
According to statistics, the generation amount of the oil recovery business oily sludge of China is more than million tons。Containing bulk petroleum hydro carbons in oily sludge, if not utilizing, not only wasting petroleum resources, and because moisture content is higher, sludge volume is relatively larger, it is necessary to takies large-area soil and carries out storing or filling, easily to environment。Treatment technology for oily sludge has burning, biological treatment and pyrolysis etc. both at home and abroad。The pyrolysis charring of oily sludge is adopted by industry gradually as the comparatively effective resource treatment technique of one。
In August, 2015, the innovation and creation that application number is 201320497216.4 of Granted publication on the 11st disclosed a kind of refinery sludge carbonization process and carbonization retracting device, and its preprocessing unit is external-heat drier 1 ', and this drying machine is provided with drying machine chuck 2 '；Its carbonization unit is external-heat rotary carbide furnace 3 ', and rotary carbide furnace is provided with rotary carbide furnace chuck 4 '；Its condensation and oil-water separation unit include fume collection pipeline 5 ', spray column 6 ', oil water separator 7 ', and gas-phase product is introduced spray column 6 ' by fume collection pipeline 5 ', and the carbonization liquid obtained after spray realizes oil after oil water separator 7 ', water separates；Its combustible gas range site includes combustor 8 ', and combustor 8 ' and drying machine chuck 2 ', rotary carbide furnace chuck 4 ' are connected by flue gas delivery pipe road and carry out heat supply。
But, this equipment in use there is problems in that
(1) in this technical scheme, mink cell focus and the light oil collected due to these innovation and creation do not separate, and cause needing special equipment to be easily separated in subsequent technique, add man-hour, improve cost, and utilization rate of equipment and installations is not high。
(2) in this technical scheme, need to arranging combustor specially and carry out burn processing for the gas after shower water is processed, its high-temperature flue gas supports mummification and carbonization。
(3) furthermore, the NOx contained in its tail gas in the apparatus is higher, the purified treatment of follow-up flue gas need to be carried out, environmental-protecting performance is not high, particularly when some mink cell focus compositions are higher time, its gas componant is complex, and the pressure that its NOx processes is high, the temperature of combustor is wayward, and then NOx output is more。
Summary of the invention
It is an object of the invention to for the deficiencies in the prior art part, overcome mink cell focus and light oil does not separate, smoke combustion structure complicated and NOx discharge is big problem, it is provided that a kind of pyrolyzing sludge carbonization heating system。
A kind of pyrolyzing sludge carbonization heating system, including smoke feed pipe, cyclone dust extractor, spray treating column, oil water separator, burner, mummification room and carbonization chamber；Described mummification room enters dedusting in cyclone dust extractor with the one-level gas-phase product of generation in described carbonization chamber work process through smoke feed pipe, divides by acquisition secondary gas phase product and oil after spray treating column, oil water separator；Described oil water separator is arranged on immediately below spray treating column；The outer wall of described oil water separator and described spray treating column is tubular and is coaxially disposed, and air shooter is arranged between spray treating column and oil water separator；Described oil water separator includes tapered inlet, Vertical Channel, conical outlet and conical baffle, and described tapered inlet is arranged on directly over conical outlet, and described Vertical Channel upper end connects with tapered inlet, and described Vertical Channel lower end connects with conical outlet；Described conical baffle lower end is connected to the inside outer wall of described oil water separator, and described conical baffle upper end is between tapered inlet lower end and conical baffle lower end；Ring exit is formed between described conical baffle and described Vertical Channel；Described burner includes fuel and discharges assembly, air line, burner wall, lighter, Venturi tube, and described fuel is discharged assembly and included discharging termination, fuel riser, flame stabilization structure；The air flue that described burner wall surrounds extends through burner wall；Described flame stabilization structure is arranged on inside the first of the side of the axis of burner wall；Described flame stabilization structure is arranged on the port of export place of burner wall；Described Venturi tube is arranged on inside the opposite side second of axis；The vacuum suction pipe of described Venturi tube extends to beyond the port of export of burner wall；Described air line is additionally provided with stator, and stator one end extends to the leading edge of Venturi tube；Described secondary gas phase product introduces and carries out combustion reaction in the air flue of described burner and produce high-temperature flue gas mummification room, carbonization chamber are carried out external-heat heat supply。
As preferably, described oil water separator lower end is provided with expansion chamber, and described expansion chamber is that inverted cone is connected with the outer wall of oil water separator, the axis of described expansion chamber and the dead in line of oil water separator, and the inside outer wall of described oil water separator is provided with sensor。
As preferably, the outer wall of described oil water separator being provided with light oil outlet and mink cell focus outlet, described light oil exports between described conical baffle top and bottom, and described mink cell focus exports between conical baffle lower end and expansion chamber upper end；Described expansion chamber bottom is provided with slagging channel。
As preferably, being provided with rotation element in described conical outlet, described rotation element is disc, the axis of described rotation element and the dead in line of Vertical Channel；Described rotation element is between conical outlet top and bottom。
As preferably, being provided with discharge duct in described Vertical Channel, described discharge duct upper end is that circular arc is bent downwardly；Described discharge duct upper end open is between tapered inlet top and bottom, and described discharge duct lower end is in Vertical Channel lower end and rotates between element upper end。
As preferably, being provided with horizontal comb in described spray treating column, described horizontal comb is arranged on spray treating column inside outer wall, is positioned on air shooter；At least provided with a shower nozzle in described spray treating column, described shower nozzle is arranged on described horizontal comb top；Being provided with packing layer on described horizontal comb, described packing layer upper end is positioned under described shower nozzle。
As preferably, described spray treating column top offers gas passage mouth, and described gas passage mouth connects gas passage, is provided with condensation plate in described gas passage, and described condensation plate is a kind of fold-line-shaped plate with holes, and described condensation plate is positioned at gas passage mouth place。
As preferably, described ring exit and described Vertical Channel coaxial line；The dead in line of the axis of described Vertical Channel and described oil water separator。
As preferably, described cyclone dust extractor is connected with spray treating column by air shooter, described cyclone dust extractor outer surface is provided with and adds hot jacket, described add to be provided with between hot jacket and cyclone dust extractor add hot channel, described heating pipe head is connected with smoke feed pipe, and heating pipe outlet is connected with smoke feed pipe and is positioned at heating pipe head and is connected with smoke feed pipe after contact。
As preferably, described sensor can be pressure transducer, described pressure transducer at least two, and two pressure transducers are between conical baffle lower end and expansion chamber upper end；Two pressure transducers are vertically arranged up and down, lay respectively on the upper end of mink cell focus outlet and under the lower end of mink cell focus outlet。
Beneficial effects of the present invention:
(1) spray treating column and oil water separator are united two into one by the present invention dexterously, the oil obtained after spray process is divided and is made directly layering, in oil water separator, mink cell focus outlet and light oil outlet are provided separately, mink cell focus and light oil can directly be separated at separation phase, avoid the separation process of subsequent technique, and spray treating column, oil water separator, expansion chamber and conical baffle coaxial line, it is ensured that the stability of spray treating column and oil water separator operating。
(2) present invention utilizes cyclone dust extractor, spray treating column that the gas-phase product produced in mummification and pyrolysis charring process carries out spray liquefaction process, and the gas-phase product after separation is passed directly in burner and carries out burning and obtain high-temperature flue gas directly mummification or carbonization is carried out heat supply；In the process, because of utilize its gas-phase product of the technical program can directly and this burner carry out with the use of, and its can effectively assist this burner effectively reduce in combustion process produce NOx；Simplifying the structure of this device, environmental-protecting performance is higher simultaneously。
(3) element that rotates arranged in the conical outlet of oil water separator of the present invention can being stirred the liquid in oil water separator, while acceleration mink cell focus separates with light oil, rotate when element rotates and may also reach up the unforeseeable effect of such a:, when rotating element rotation, rotation member upper can form low-pressure area and facilitate the downward liquid flow in Vertical Channel；Additionally, rotate and can also apply pressure to rotating element lower portions liquid when element rotates, force liquid below conical outlet to flow to oil water separator surrounding so that it is in mink cell focus and light oil float up, it is to avoid part mink cell focus and light oil are trapped near conical outlet to be difficult to discharge。
(4) it is provided with discharge duct in the Vertical Channel of the present invention, it is to avoid build-up of air in conical outlet, hinders downward liquid flow in Vertical Channel。
(5) present invention utilizes the heat of one-level gas-phase product self that cyclone dust extractor is heated so that the surface temperature in cyclone dust extractor and smoke contacts face is higher than flue gas dew point temperature, it is to avoid the generation of leak source corrosion phenomenon on contact surface；Simultaneously the present invention prevents what dew point corrosion was taked its heat of heating measures from one-level gas-phase product itself, energy-conserving and environment-protective。
(6) present invention first passes through cyclone dust extractor and carries out independent dust removal process and carried out spray process further through the shower nozzle in spray treating column, and sprays process itself and has the effect of dedusting；So, actual having carried out of the present invention once sprays, twice dedusting, and dust is very easily adhere to a large amount of mink cell focus and light oil composition, twice dedusting is equivalent to the mink cell focus and the light oil composition that remove in flue gas further, thus the mink cell focus more thoroughly removed in flue gas and light oil composition, dust itself is also able to more remove thoroughly simultaneously。
(7) present invention utilizes the temperature of flue gas itself that cyclone dust extractor is heated an also unforeseeable advantage: after heating, the temperature of flue gas itself decreases, after temperature reduces, gas viscosity reduces, decrease in viscosity can improve the sedimentation velocity of cyclone dust extractor, improves the efficiency of dust collection of cyclone dust extractor。
(8) packing layer that the present invention adopts makes the gas of rising longer with the time of contact of the ejecting liquid of decline, contact more abundant, what in gas, the condensation process of mink cell focus and light oil composition carried out is more abundant, and mink cell focus and lightweight oil separating are more thorough。
(9) the eccentric asymmetrical setting of burner provided by the invention overcomes the problem of the too high generation causing more NOx of temperature in existing burner heat supply burner hearth, effectively can control temperature thus reducing the generation of NOx；The setting of Venturi tube makes the effect of burner eccentric setting become apparent from, and fully mixing gas is shifted burning in time so that sufficient combustion and combustion distribution are uniform；The setting of stator makes the air velocity difference in air line become apparent from accelerating the air velocity flowing into Venturi tube, makes the working effect of Venturi tube more preferably, thus further promoting the low NOx of the burner effect generated；And the present invention also has an effect being difficult to expect, the air flue of burner will be passed into from spray treating column gas out, air is preheated by the waste heat that can utilize this gas, there is certain effect to reducing NOx generation, and spray treating column gas combustion out can be removed some combustible hazardous gases。
Accompanying drawing explanation
For clearer explanation technical scheme, below the accompanying drawing used required during embodiment is described is briefly described, apparently, drawings discussed below is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawings according to these accompanying drawings。
Fig. 1 is the overall schematic of prior art。
Fig. 2 is the overall structure schematic diagram of a kind of pyrolyzing sludge carbonization heating system of the present invention。
Fig. 3 is the structural representation of cyclone dust extractor, spray treating column and oil water separator。
Fig. 4 is the overall structure schematic diagram of cyclone dust extractor。
Fig. 5 is the structural representation of spray treating column and oil water separator。
Fig. 6 is the overall structure schematic diagram of burner。
Fig. 7 is that schematic diagram is looked on the burner right side。
Fig. 8 is the structural representation of burner Venturi tube。
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is illustrated clearly and completely。
Embodiment
Fig. 1 is the overall schematic of prior art, Fig. 2 to be the overall structure schematic diagram of a kind of pyrolyzing sludge carbonization heating system of the present invention, Fig. 3 be cyclone dust extractor, spray treating column and the structural representation of oil water separator, Fig. 4 are the overall structure schematic diagram of cyclone dust extractor, Fig. 5 to be spray treating column and the structural representation of oil water separator, Fig. 6 the be overall structure schematic diagram of burner, Fig. 7 are the burner right side depending on the structural representation that schematic diagram, Fig. 8 are burner Venturi tube。As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the present embodiment provides a kind of pyrolyzing sludge carbonization heating system, including smoke feed pipe 1, cyclone dust extractor 2, spray treating column 3, oil water separator 4, burner 5, mummification room 6 and carbonization chamber 7；Described mummification room 6 enters dedusting in cyclone dust extractor 2 with the one-level gas-phase product of generation in described carbonization chamber 7 work process through smoke feed pipe 1, by obtaining secondary gas phase product and oil point after spray treating column 3, oil water separator 4；Described oil water separator 4 is arranged on immediately below spray treating column 3；The outer wall 30 of described oil water separator 4 and described spray treating column 3 for tubular and is coaxially disposed, and air shooter 21 is arranged between spray treating column 3 and oil water separator 4；Described oil water separator 4 includes tapered inlet 41, Vertical Channel 42, conical outlet 43 and conical baffle 44, described tapered inlet 41 is arranged on directly over conical outlet 43, described Vertical Channel 42 upper end connects with tapered inlet 41, and described Vertical Channel 42 lower end connects with conical outlet 43；Described conical baffle 44 lower end is connected to inside the outer wall 30 of described oil water separator 4, and described conical baffle 44 upper end is between tapered inlet 41 lower end and conical baffle 44 lower end；Ring exit 45 is formed between described conical baffle 44 and described Vertical Channel 42；Described burner 5 includes fuel and discharges assembly 51, air line 52, burner wall 53, lighter 54, Venturi tube 55, and described fuel is discharged assembly 51 and included discharging termination 511, fuel riser 512, flame stabilization structure 513；The air flue 56 that described burner wall 53 surrounds extends through burner wall 53；Described flame stabilization structure 513 is arranged on inside the first of the side of the axis 531 of burner wall 53 532；Described flame stabilization structure 513 is arranged on the port of export 534 place of burner wall 53；Described Venturi tube 55 is arranged on inside the opposite side second of axis 531 533；The vacuum suction pipe 551 of described Venturi tube 55 extends to beyond the port of export 534 of burner wall 53；Described air line 52 is additionally provided with stator 57, and stator 57 one end extends to the leading edge 552 of Venturi tube 55；Described secondary gas phase product introduces and carries out combustion reaction in the air flue 55 of described burner 5 and produce high-temperature flue gas mummification room 6, carbonization chamber 7 are carried out external-heat heat supply；Described oil water separator 4 lower end is provided with expansion chamber 4a, described expansion chamber 4a is that inverted cone is connected with the outer wall 30 of oil water separator 4, the axis of described expansion chamber 4a and the dead in line of oil water separator 4, be provided with sensor 4b inside the outer wall 30 of described oil water separator 4；Being provided with light oil outlet 46 and mink cell focus outlet 47 on the outer wall 30 of described oil water separator 4, the outlet 46 of described light oil is between described conical baffle 44 top and bottom, and the outlet 47 of described mink cell focus is between conical baffle 44 lower end and expansion chamber 4a upper end；Described expansion chamber 4a bottom is provided with slagging channel 48；Being provided with rotation element 410 in described conical outlet 43, described rotation element 410 be disc, the axis of described rotation element 410 and the dead in line of Vertical Channel 42；Described rotation element 410 is between conical outlet 43 top and bottom；Being provided with discharge duct 49 in described Vertical Channel 42, described discharge duct 49 upper end is that circular arc is bent downwardly；Described discharge duct 49 upper end open is between tapered inlet 41 top and bottom, and described discharge duct 49 lower end is in Vertical Channel 42 lower end and rotates between element 410 upper end；Being provided with horizontal comb 31 in described spray treating column 3, described horizontal comb 31 is arranged on inside spray treating column 3 outer wall 30, is positioned on air shooter 21；At least provided with a shower nozzle 33 in described spray treating column 3, described shower nozzle is arranged on described horizontal comb 31 top；Being provided with packing layer 32 on described horizontal comb 31, described packing layer 32 upper end is positioned under described shower nozzle 33；Described spray treating column 3 top offers gas passage mouth 34, described gas passage mouth 34 connects gas passage 35, being provided with condensation plate 36 in described gas passage 35, described condensation plate 36 is a kind of fold-line-shaped plate with holes, and described condensation plate 36 is positioned at gas passage mouth 34 place；Described ring exit 45 and described Vertical Channel 42 coaxial line；The dead in line of the axis of described Vertical Channel 42 and described oil water separator 4；Described cyclone dust extractor 2 is connected with spray treating column 3 by air shooter 21, described cyclone dust extractor 2 outer surface is provided with and adds hot jacket 20, described add to be provided with between hot jacket 20 and cyclone dust extractor 2 add hot channel 22, described hot channel 22 entrance point that adds is connected with smoke feed pipe 1, adds hot channel 22 port of export and is connected with smoke feed pipe 1 and is positioned at and add hot channel 22 entrance point and be connected with smoke feed pipe 1 after contact；Described sensor 4b can be pressure transducer, described pressure transducer at least two, and two pressure transducers are between conical baffle 44 lower end and expansion chamber 4a upper end；Two pressure transducers are vertically arranged up and down, lay respectively on the upper end of mink cell focus outlet 47 and under the lower end of mink cell focus outlet 47；Described mink cell focus outlet 47 and light oil export in 46 pipelines and are provided with valve；The valve liquid level in order to regulate in oil water separator it is provided with in described slagging channel 48。
Work process: the one-level gas-phase product that oily sludge produces in mummification and pyrolysis charring process first enters from smoke feed pipe 1 and adds hot channel 22, it is heated with smoke contacts face in cyclone dust extractor 2, prevent dew point corrosion, then flue gas enters cyclone dust extractor 2 from smoke feed pipe 1, remove the dust granules carried in smoke, cyclone dust extractor 2 is arranged below pipeline and is connected between spray treating column 3 and oil water separator 4, it is positioned under air shooter 21 opening, is provided with the dust that blower fan makes to remove in pipeline and can pass in oil water separator；Flue gas enters spray treating column 3 through air shooter 21 after cyclone dust extractor 2, flue gas passes upward through horizontal comb 31 and packing layer 32, contact with downward ejecting liquid in packing layer, condensable part and dust flow to expansion chamber 4a with ejecting liquid through oil water separator 4, ejecting liquid flows out conical outlet 43 from Vertical Channel 42 through the stirring of over-rotation element 410, and the light oil that density is little exports 46 through ring exit 45 from light oil and separates；The slightly larger mink cell focus of density is stayed and is exported 47 from mink cell focus under conical baffle 44 and separate。It is exactly specifically: reach pressure P set in advance when mink cell focus exports pressure transducer 4b above, when the pressure below sensor of mink cell focus outlet simultaneously reaches P+ Δ p, opens mink cell focus outlet valve, make mink cell focus separate。When mink cell focus exports pressure transducer above not up to pressure P set in advance, or when mink cell focus exports pressure below sensor more than P+ Δ p, close mink cell focus outlet valve。Waste water and waste residue in expansion chamber can pass through slagging channel 48 and discharge expansion chamber。It is pointed out that described Δ p is described mink cell focus pressure differential between said two pressure transducer 4b in described oil water separator 4；The valve regulated in slagging channel 48 makes the displacement that slagging channel 48 is discharged identical with whole smoke processing system inflow。Flue gas can not condensation portion enter in gas passage 35 from gas passage mouth 34, and then within entrance burner 5。In flue gas can not condensation portion through condensation plate 36 time, the condensation plate 36 that smoke contacts temperature containing a large amount of water vapour is relatively low, a large amount of water vapour is made to be condensed into droplet, mink cell focus in flue gas and light oil composition are condensed in flowing downward entrance spray treating column 3 along condensation plate 36 by droplet, simultaneously the dust in absorption flue gas；Additionally, droplet on condensation plate 36 also has a unforeseeable effect, that is: the globule on condensation plate 36 is not before falling within spray treating column 3, condensation plate 36 forms the effect being similar to cascade, the dust not eliminated on a small quantity can be adsorbed, it is possible to mink cell focus and light oil to a small amount of non-total condensation condense。Owing to the present invention utilizes cyclone dust extractor 2, the gas-phase product produced in mummification and pyrolysis charring process is carried out spray liquefaction and processes by spray treating column 3, obtained gas-phase product is more pure, impurity is less, can directly with burner 5 provided by the invention with the use of, burner 5 provided by the invention utilizes its eccentric asymmetrical setting, combustion zone is made to be divided into lean burn district C and fuel-rich region D, fuel-rich region D air content is not enough relative to fuel, so temperature can not reach its maximum temperature, and lean burn district C air content is excessive comparatively speaking, the few flame temperature of fuel rises not get on, effect due to stator 57, the air velocity entering Venturi tube 55 comparatively fast forms low pressure in the vacuum suction pipe 551 of Venturi tube 55, the imperfect combustion product of fuel-rich region D is inhaled in Venturi tube 55 and mixes discharge with the air entered burns away at lean burn district C；Secondary gas phase product oxygen content provided by the invention is inherently extremely low, and condensable composition therein is sufficiently separated so that secondary gas phase product functions similarly to the effect of noble gas after passing into burner 5, suppresses the formation of NOx further。
The above; being only the present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; the change that can readily occur in or replacement, all should be encompassed within protection scope of the present invention。Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims。
Claims (10)
1. a pyrolyzing sludge carbonization heating system, including smoke feed pipe (1), cyclone dust extractor (2), spray treating column (3), oil water separator (4), burner (5), mummification room (6) and carbonization chamber (7)；It is characterized in that, described mummification room (6) enters dedusting in cyclone dust extractor (2) with the one-level gas-phase product of generation in described carbonization chamber (7) work process through smoke feed pipe (1), obtains secondary gas phase product afterwards by spray treating column (3), oil water separator (4) and oil divides；Described oil water separator (4) is arranged on immediately below spray treating column (3)；The outer wall (30) of described oil water separator (4) and described spray treating column (3) for tubular and is coaxially disposed, and air shooter (21) is arranged between spray treating column (3) and oil water separator (4)；Described oil water separator (4) includes tapered inlet (41), Vertical Channel (42), conical outlet (43) and conical baffle (44), described tapered inlet (41) is arranged on directly over conical outlet (43), described Vertical Channel (42) upper end connects with tapered inlet (41), and described Vertical Channel (42) lower end connects with conical outlet (43)；Described conical baffle (44) lower end is connected to outer wall (30) inner side of described oil water separator (4), and described conical baffle (44) upper end is positioned between tapered inlet (41) lower end and conical baffle (44) lower end；Ring exit (45) is formed between described conical baffle (44) and described Vertical Channel (42)；Described burner (5) includes fuel and discharges assembly (51), air line (52), burner wall (53), lighter (54), Venturi tube (55), and described fuel is discharged assembly (51) and included discharging termination (511), fuel riser (512), flame stabilization structure (513)；The air flue (56) that described burner wall (53) surrounds extends through burner wall (53)；Described flame stabilization structure (513) is arranged on inside the first of the side of the axis (531) of burner wall (53) (532)；Described flame stabilization structure (513) is arranged on the port of export (534) place of burner wall (53)；Described Venturi tube (55) is arranged on inside the opposite side second of axis (531) (533)；The vacuum suction pipe (551) of described Venturi tube (55) extends to beyond the port of export (534) of burner wall (53)；Described air line (52) is additionally provided with stator (57), and stator (57) one end extends to the leading edge (552) of Venturi tube (55)；Described secondary gas phase product introduces and carries out combustion reaction in the air flue (55) of described burner (5) and produce high-temperature flue gas mummification room (6), carbonization chamber (7) are carried out external-heat heat supply。
2. a kind of pyrolyzing sludge carbonization heating system as claimed in claim 1, it is characterized in that: described oil water separator (4) lower end is provided with expansion chamber (4a), described expansion chamber (4a) is connected with the outer wall of oil water separator (4) (30) in inverted cone, the axis of described expansion chamber (4a) and the dead in line of oil water separator (4), be provided with sensor (4b) inside the outer wall (30) of described oil water separator (4)。
3. a kind of pyrolyzing sludge carbonization heating system as claimed in claim 2, it is characterized in that: the outer wall (30) of described oil water separator (4) is provided with light oil outlet (46) and mink cell focus outlet (47), described light oil outlet (46) is positioned between described conical baffle (44) top and bottom, and described mink cell focus outlet (47) is positioned between conical baffle (44) lower end and expansion chamber (4a) upper end；Described expansion chamber (4a) bottom is provided with slagging channel (48)。
4. a kind of pyrolyzing sludge carbonization heating system as claimed in claim 1, it is characterized in that: in described conical outlet (43), be provided with rotation element (410), described rotation element (410) is disc, the axis of described rotation element (410) and the dead in line of Vertical Channel (42)；Described rotation element (410) is positioned between conical outlet (43) top and bottom。
5. a kind of pyrolyzing sludge carbonization heating system as claimed in claim 4, it is characterised in that: being provided with discharge duct (49) in described Vertical Channel (42), described discharge duct (49) upper end is that circular arc is bent downwardly；Described discharge duct (49) upper end open is positioned between tapered inlet (41) top and bottom, and described discharge duct (49) lower end is positioned at Vertical Channel (42) lower end and rotates between element (410) upper end。
6. a kind of pyrolyzing sludge carbonization heating system as claimed in claim 1, it is characterized in that: in described spray treating column (3), be provided with horizontal comb (31), described horizontal comb (31) is arranged on spray treating column (3) outer wall (30) inner side, is positioned on air shooter (21)；At least provided with a shower nozzle (33) in described spray treating column (3), described shower nozzle is arranged on described horizontal comb (31) top；Being provided with packing layer (32) on described horizontal comb (31), described packing layer (32) upper end is positioned under described shower nozzle (33)。
7. a kind of pyrolyzing sludge carbonization heating system as claimed in claim 1, it is characterized in that: described spray treating column (3) top offers gas passage mouth (34), described gas passage mouth (34) connects gas passage (35), described gas passage (35) is provided with condensation plate (36), described condensation plate (36) is a kind of fold-line-shaped plate with holes, and described condensation plate (36) is positioned at gas passage mouth (34) place。
8. a kind of pyrolyzing sludge carbonization heating system as claimed in claim 1, it is characterised in that: described ring exit (45) and described Vertical Channel (42) coaxial line；The dead in line of the axis of described Vertical Channel (42) and described oil water separator (4)。
9. a kind of pyrolyzing sludge carbonization heating system as claimed in claim 1, it is characterized in that: described cyclone dust extractor (2) is connected with spray treating column (3) by air shooter (21), described cyclone dust extractor (2) outer surface is provided with and adds hot jacket (20), described add to be provided with between hot jacket (20) and cyclone dust extractor (2) add hot channel (22), described hot channel (22) entrance point that adds is connected with smoke feed pipe (1), add hot channel (22) port of export to be connected with smoke feed pipe (1) and be positioned at and add hot channel (22) entrance point and be connected with smoke feed pipe (1) after contact。
10. a kind of pyrolyzing sludge carbonization heating system as claimed in claim 3, it is characterized in that: described sensor (4b) can be pressure transducer, described pressure transducer at least two, two pressure transducers are positioned between conical baffle (44) lower end and expansion chamber (4a) upper end；Two pressure transducers are vertically arranged up and down, lay respectively on the upper end of mink cell focus outlet (47) and under the lower end of mink cell focus outlet (47)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161638.2A CN105693059A (en) | 2016-03-21 | 2016-03-21 | Pyrolyzation and carbonization heat supply system for sludge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161638.2A CN105693059A (en) | 2016-03-21 | 2016-03-21 | Pyrolyzation and carbonization heat supply system for sludge |
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| Publication Number | Publication Date |
|---|---|
| CN105693059A true CN105693059A (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610161638.2A Withdrawn CN105693059A (en) | 2016-03-21 | 2016-03-21 | Pyrolyzation and carbonization heat supply system for sludge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107892965A (en) * | 2017-12-12 | 2018-04-10 | 长春三真实业有限公司 | Greasy filth pollutant carries out the purification ＆ isolation device of caused natural gas in pyrolytic process |
-
2016
- 2016-03-21 CN CN201610161638.2A patent/CN105693059A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107892965A (en) * | 2017-12-12 | 2018-04-10 | 长春三真实业有限公司 | Greasy filth pollutant carries out the purification ＆ isolation device of caused natural gas in pyrolytic process |
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Inventor after: Hu Weijie Inventor before: Ye Yufang Inventor before: Ye Huajian |
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Effective date of registration: 20160620 Address after: 313113 Zhejiang city of Huzhou province Changxing County two primary Ling Kang Village Applicant after: CHANGXING JINNUO MACHINERY CO., LTD. Address before: 313100, Zhejiang, Huzhou Changxing County forest town industrial concentration area Applicant before: Zhejiang Shangding Industrial Furnace Co., Ltd. |
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Application publication date: 20160622 |