CN108467742A - A kind of sand desorption processing method and its device using flue gas indirectly heat - Google Patents
A kind of sand desorption processing method and its device using flue gas indirectly heat Download PDFInfo
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- CN108467742A CN108467742A CN201810628686.7A CN201810628686A CN108467742A CN 108467742 A CN108467742 A CN 108467742A CN 201810628686 A CN201810628686 A CN 201810628686A CN 108467742 A CN108467742 A CN 108467742A
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- 238000003795 desorption Methods 0.000 title claims abstract description 84
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000003546 flue gas Substances 0.000 title claims abstract description 20
- 238000003672 processing method Methods 0.000 title claims abstract description 7
- 239000004576 sand Substances 0.000 title claims abstract description 7
- 239000007789 gas Substances 0.000 claims abstract description 40
- 238000009833 condensation Methods 0.000 claims abstract description 26
- 230000005494 condensation Effects 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 239000000779 smoke Substances 0.000 claims abstract description 13
- 239000010802 sludge Substances 0.000 claims abstract description 10
- 238000000926 separation method Methods 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims description 123
- 238000003756 stirring Methods 0.000 claims description 33
- 238000012546 transfer Methods 0.000 claims description 30
- 239000012071 phase Substances 0.000 claims description 14
- 238000002485 combustion reaction Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 239000012634 fragment Substances 0.000 claims description 9
- 239000007792 gaseous phase Substances 0.000 claims description 9
- 239000007790 solid phase Substances 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 6
- 239000002351 wastewater Substances 0.000 claims description 6
- 239000002699 waste material Substances 0.000 claims description 5
- 239000000295 fuel oil Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000000110 cooling liquid Substances 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 239000003344 environmental pollutant Substances 0.000 abstract description 6
- 231100000719 pollutant Toxicity 0.000 abstract description 6
- 230000005611 electricity Effects 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000008439 repair process Effects 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 5
- 150000002430 hydrocarbons Chemical class 0.000 description 5
- 230000003455 independent Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/08—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form in the form of briquettes, lumps and the like
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
A kind of sand desorption processing method and its device using flue gas indirectly heat of the present invention, it is related to containing pollutant process technical field, its method is made of broken, three steps of thermal desorption and oil vapor treatment, it is will to wait for that the material of thermal desorption is broken to be delivered to thermal desorption device, thermal desorption device carries out heat exchange using heat smoke, oily sludge object anoxybiotic is heated, so that pollutant volatilization or separation；Thermal desorption can by adjust the modes such as heating temperature and residence time selectively by pollutant from an inversion of phases be another phase, different liquid is precipitated at different temperatures, there is not the destruction to organic pollution in repair process in recoverable, temperature control；Treated that oil gas enters subsequent gases processing system for thermal desorption device, and further separation condensation is separated by filtration；The medium circulation pipe road of its condensation separator is equipped with generating set simultaneously, and generating set is generated electricity using high-temperature medium, while for medium cooling, also powers for other equipment.
Description
Technical field
The present invention relates to oily sludge object processing technology field more particularly to a kind of sandization using flue gas indirectly heat are de-
Attached processing method and its device.
Background technology
Currently, generated a kind of solid-liquid mixing rich in mineral oil in oil exploration, exploitation, storage and transportation and refining process
Class waste -- oily sludge object.No matter oily sludge object enters soil also or ocean, lake, all can to ecological environment or
Water source causes seriously to pollute, and urgent need obtains effective and sustainable improvement.Although handling the thermal desorption technology containing pollutant
Through worldwide implementing, but still have problems with：The problems such as cost of investment is high, energy consumption is big, efficiency is low.
Invention content
The present invention provides a kind of sand desorption processing using flue gas indirectly heat for above-mentioned the deficiencies in the prior art
Method and its device.
A kind of sand desorption processing method using flue gas indirectly heat of the present invention, its step are as follows：
A, it is crushed：The oily sludge object of bulk is broken for fragment A, fragment A is grain size 10mm~30mm；
B, thermal desorption：The fragment A heating that a steps are obtained, heating temperature are gradually warming up to 1000 DEG C by 100 DEG C, the rate of heat addition
For 260~300 DEG C/h, oil gas B and lime-ash C are obtained, it is defeated outside lime-ash C；
C, oil vapor treatment：After the oil gas B removal solid that b step obtains, cooling liquid at 200~300 DEG C, and then detach water outlet and
It is defeated outside heavy oil.
Processing unit is desorbed in a kind of sandization using flue gas indirectly heat of the present invention, is by crusher, thermal desorption device
It is constituted with separator, the discharge end of the crusher is opposite with screw conveyor I, the discharge end connection of screw conveyor I
The entrance of thermal desorption device, the oil phase outlet connection high-temperature heater of thermal desorption device, the gaseous phase outlet connection of high-temperature heater
The solid-phase outlet of the heat transferring medium entrance of thermal desorption device, thermal desorption device connects receiving hopper, and the discharge port for connecting receiving hopper is logical
It crosses screw conveyor II with the feed end of high-temperature heater to be connected, the gaseous phase outlet of thermal desorption device is connected with swirl-flow devices, rotation
The solid-phase outlet end of stream device is connected with dreg-accepting hopper, and the slagging-off end of dreg-accepting hopper is connected with receiving hopper, the gaseous phase outlet of swirl-flow devices
End connection condensation separator, the outlet of condensation separator oil phase are separately connected 1# oil tanks, 2# oil tanks and 3# oil by oil transfer pump
The outer oil transfer pumps of 1#, the outer oil transfer pumps of 2# and 3# are respectively equipped on the outer defeated pipeline of storage tank 1# oil tanks, 2# oil tanks and 3# oil tanks
The water phase outlet of outer oil transfer pump, condensation separator connects waste water tank by water-delivery pump, and the outer defeated pipeline of waste water tank is equipped with outer defeated
The temperature control loop exit of water pump, condensation separator is sequentially connected high-temperature expansion slot, conduction oil booster pump, generator, air cooling
Device, low-temperature expansion slot and heat conduction oil circulating pump, heat conduction oil circulating pump connect the temperature control loop head of condensation separator, condensation separation
The waste liquid outlet of device connects gs-oil separator by fixed gas booster fan, and the temperature control circulation line of gs-oil separator is equipped with oil
Gas refrigerator, the oil phase outlet connection 4# oil product storage tanks of gs-oil separator, the outer defeated pipeline of 4# oil product storage tanks is equipped with defeated outside 4#
Oil pump, the fixed gas outlet connection active carbon filter of gs-oil separator, the gas vent and high-temperature heating of active carbon filter
Stove is connected.
As a further improvement on the present invention, the thermal desorption device, including guard shield, thermal desorption case and heat supply machine
Structure, guard shield bottom are equipped with heat supply mechanism, thermal desorption case are equipped in guard shield, and guard shield is externally provided with feed hopper, feeds
It is connected to inside bucket and thermal desorption case, rotation axis is laterally installed in thermal desorption case 29, rotation axis one end passes through thermal desorption case and protection
Shell is connect with driving motor, and the rotation axis other end is connect by bearing with thermal desorption chamber interior wall, and rotation axis is cut up with a hay cutter equipped with stirring
Knife and stirring blade, stirring chopper are located at the side of feed hopper, and stirring chopper number is at least four, and one end of stirring chopper is same
The heart is coaxially fixed on the rotating shaft, and on the circumferential surface, the stirring blade number is at least for stirring chopper other end equal distribution
It it is four, stirring blade is fixedly connected by four blade concentric co-axials and is constituted；Heat supply is formed between guard shield and thermal desorption case
Cavity；Heat supply mechanism includes pedestal, burner, combustion barrel and material storing box, and pedestal is hollow structure, in pedestal placing burning cylinder and
Material storing box, material storing box are connect by auger conveyor with combustion barrel, and combustion barrel one end is placed in outside pedestal and is connect with burner, are burnt
Cylinder middle part top is connect with smoke exhaust barrel A, and the tops smoke exhaust barrel A outlet flue is placed in heat supply cavity, and heat supply cavity top is equipped with smoke evacuation
Cylinder B；Thermal desorption upper box part and lower part are respectively equipped with discharge duct and drainage line；Discharge duct one end is connected to thermal desorption case,
The discharge duct other end is connect with membrane separator, and discharge duct is equipped with air blower, and membrane separator is connected by pipeline and collecting tank
It connects, is equipped with vacuum pump and condenser on the pipeline successively.
As a further improvement on the present invention, further include DCS intelligent independent control systems, DCS intelligent independent control systems
Be internally provided with wireless transport module and display, the DCS intelligent independents control system respectively with high-temperature heater, thermal desorption
Device, screw conveyor I, crusher, high-temperature expansion slot, conduction oil booster pump, generator, aerial cooler, low-temperature expansion slot,
Heat conduction oil circulating pump, swirl-flow devices, dreg-accepting hopper, condensation separator, oil transfer pump, water-delivery pump, fixed gas booster fan, oil gas refrigeration
The outer oil transfer pump of device, gs-oil separator, outer water-delivery pump, active carbon filter, 1#, the outer oil transfer pumps of 4#, the outer oil transfer pumps of 2#, the outer oil transportations of 3#
Pump, receiving hopper are connected with II circuit of screw conveyor.
A kind of sandization using flue gas indirectly heat of the present invention is desorbed processing unit, and the scope of application is relatively wide, treatment effect
It is good, it is that will wait for that the material of thermal desorption is broken in advance to be delivered to thermal desorption device by conveyer, thermal desorption device utilizes heating
The indirect flue gas of stove heat is that medium carries out heat exchange, oily sludge object anoxybiotic is heated, so that pollutant is from pollution medium
It is able to volatilize or detach, temperature-controllable, flue-gas temperature improves heat exchange efficiency up to 1000 DEG C, accelerates rate of cleavage, makes to split
Solution is more thorough, reduces subsequent processing device, reduces environmental pollution, has saved energy consumption, reduces disposable input cost,
Pollutant can be another from an inversion of phases by adjusting the modes such as heating temperature and residence time selectively by thermal desorption simultaneously
Phase, is precipitated different liquid at different temperatures, recoverable, temperature control at 100 DEG C, 200 DEG C, 400 DEG C, 500 DEG C,
Do not occur the destruction to organic pollution in repair process；Treated that oil gas enters subsequent gases for thermal desorption device
Processing system, further separation condensation are separated by filtration, and realize the ultra-clean processing of oily sludge object；Jie of its condensation separator simultaneously
Matter circulation line is equipped with generating set, and generating set is generated electricity using high-temperature medium, while for medium cooling, also generates electricity
Can, it powers for other equipment.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is thermal desorption device structural schematic diagram of the present invention.
Specific implementation mode
Embodiment 1
A kind of sand desorption processing method using flue gas indirectly heat, its step are as follows：
A, it is crushed：The oily sludge object of bulk is broken for fragment A, fragment A is grain size 10mm or 20mm or 30mm；
B, thermal desorption：The fragment A heating that a steps are obtained, heating temperature are gradually warming up to 1000 DEG C by 100 DEG C, the rate of heat addition
For 260 DEG C/h or 280 DEG C/h or 300 DEG C/h, oil gas B and lime-ash C are obtained, it is defeated outside lime-ash C；
C, oil vapor treatment：After the oil gas B removal solids that b step obtains, cooling liquid at 200 DEG C or 250 DEG C or 300 DEG C, in turn
It is defeated outside separation water outlet and heavy oil.
Embodiment 2
As shown in Figure 1, processing unit is desorbed in a kind of sandization using flue gas indirectly heat of the present invention, it is de- by crusher 4, heat
Adsorption device 2 and separator are constituted, and the discharge end of the crusher 4 is opposite with screw conveyor I 3, and crusher 4, which combines, to be stirred
The functions such as mix, cut, it is broken to carry out joint to sludge；Reciprocating screen is set in exit simultaneously, Sieving and casing is more than the stone of 20mm
First-class sundries, while it being equipped with automatically cleaning cabin inner wall function, the side tool in installation cleaning on blade so that the greasy filth being sticked on inner wall
It is cleared up, ensures that motor will not be damaged because of load excessive；And floor space is small, and processing speed is fast, efficient, by viscosity
Influence smaller, processing stable quality；The entrance of the discharge end connection thermal desorption device 2 of screw conveyor I 3, thermal desorption device 2
Oil phase outlet connection high-temperature heater 1, the heat transferring medium entrance of the gaseous phase outlet connection thermal desorption device 2 of high-temperature heater 1 are high
The solid outlet connection waste residue bucket 33 of warm heating furnace 1, the solid-phase outlet of thermal desorption device 2 connects receiving hopper 30, connects receiving hopper
30 discharge port is connected by screw conveyor II 31 with the feed end of high-temperature heater 1, and the raw material of high-temperature heater 1 is oily bavin
Oil or the heavy oil isolated, biogas, the lime-ash to flash back being discharged by receiving hopper 30 and are discharged natural gas by active carbon filter 21
Fixed gas, greatly saved the energy and environment protection emission amount；Flue-gas temperature is first increased to 100 degree in high-temperature heater 1, so
Flue gas is delivered to 2 preheating material of thermal desorption device afterwards, while part water and heavy hydrocarbon is precipitated, is heated at high temperature in 1 stove and continues to heat,
So that flue-gas temperature is reached 1000 degree, provides heat source to thermal desorption device 2 indirectly, after condensed separation, hydrocarbon is precipitated under different temperatures
Class and fixed gas, lime-ash discharge, recycle, and whole service is run under negative pressure state；Solid phase is residual after the processing of thermal desorption device 2
Slag total petroleum hydrocarbon TPH<3 ‰, but after heated stove flashes back, the ultra-clean discharge in solid phase residue total petroleum hydrocarbons content TPH=0；Thermal desorption fills
It sets 2 gaseous phase outlet with swirl-flow devices 11 to be connected, oil gas first passes around swirl-flow devices 11, filters out the lime-ash that gas is taken out of；Rotation
The solid-phase outlet end of stream device 11 is connected with dreg-accepting hopper 12, and the slagging-off end of dreg-accepting hopper 12 is connected with receiving hopper 30, swirl-flow devices 11
Gaseous phase outlet end connect condensation separator 13, oil gas enters condensation separator 13, reduces oil gas temperature by control, isolates
Water and different classes of hydrocarbon, hydro carbons can outer defeated reuses；The oil phase of condensation separator 13 is exported is separately connected 1# by oil transfer pump 14
Oil tank 24,2# oil tanks 27 and 3# oil tanks 29, on the outer defeated pipeline of 1# oil tanks 24,2# oil tanks 27 and 3# oil tanks 29
The outer oil transfer pumps 23 of 1#, the outer oil transfer pumps 26 of 2# and the outer oil transfer pumps 28 of 3#, the water phase of condensation separator 13 is respectively equipped with to export by defeated
Water pump 15 connects waste water tank 19, and the outer defeated pipeline of waste water tank 19 is equipped with outer water-delivery pump 20, the temperature control circulation line of separator 13
It is equipped with heat-exchanger rig, heat-exchanger rig is to be sequentially connected high-temperature expansion slot 5 in the exit of the temperature control circulation line of separator 13,
Conduction oil booster pump 6, generator 7, aerial cooler 8, low-temperature expansion slot 9 and heat conduction oil circulating pump 10, heat conduction oil circulating pump 10
The temperature control loop head of condensation separator 13 is connected, heat-exchanger rig uses conduction oil for energy storage carrier, thermal energy is recycled, through power generation
After machine 7 generates electricity, present device reuse is resupplied；Recovery utilization rate>90%, conduction oil is recycled by low-temperature expansion slot 9 through conduction oil
Into heat exchange recycling heat is carried out in condensation separator 13, it is then back to high-temperature expansion slot 5, then by high temperature heat conductive oil booster pump 6
It is delivered to generator 7 to generate electricity, the conduction oil after cooling power generation is back to low-temperature expansion slot 9 again, recycles；Expansion slot is logical
It is normally placed in the peak of system, heat transfer oil expanded by heating amount can be accommodated, also has light component and operation in filling product concurrently
The effects that emptying, supplement evaporation and operating loss, nitrogen-sealed of the low-boiling-point substance of middle generation, often there are some dresses in actual use
The necessary nitrogen envelope of expansion slot set, one of the effect of expansion slot nitrogen envelope is to prevent heat transfer oil from being aoxidized because of ingress of air, in addition may be used
Apply certain pressure, keeps liquid phase operation；The waste liquid outlet of condensation separator 13 connects oil gas by fixed gas booster fan 16
The temperature control circulation line of separator 18, gs-oil separator 18 is equipped with oil gas refrigerator 17, work of the fixed gas in booster fan 16
Oil product outward transport, the oil phase outlet connection 4# oil of gs-oil separator 18 are precipitated after oil gas refrigerator 17 and gs-oil separator 18 with lower
The outer defeated pipeline of product storage tank 22,4# oil product storage tanks 22 is equipped with the outer oil transfer pumps 25 of 4#, and the fixed gas outlet of gs-oil separator 18 connects
Active carbon filter 21 is connect, the fixed gas outlet of active carbon filter 21 is connected with high-temperature heater 1, and fixed gas is recycled profit
With.
Thermal desorption device 2, including guard shield 28, thermal desorption case 29 and heat supply mechanism, 28 bottom of guard shield, which is equipped with, to be supplied
Heat engine structure, guard shield 28 is interior to be equipped with thermal desorption case 29, and guard shield 28 is externally provided with feed hopper 42, feed hopper 42 and thermal desorption case
29 inside are connected to, and rotation axis 43 is laterally installed in thermal desorption case 29, and 43 one end of rotation axis passes through thermal desorption case 29 and guard shield
28 connect with driving motor 51, and 43 other end of rotation axis is connect by bearing with 29 inner wall of thermal desorption case, and rotation axis 43 is equipped with
Stirring chopper 44 and stirring blade 45, stirring chopper 44 are located at the side of feed hopper 42, and 44 numbers of stirring chopper are at least four,
One end concentric co-axial of stirring chopper 44 is fixed in rotation axis 43,44 other end equal distribution of stirring chopper on the circumferential surface,
Described 45 numbers of stirring blade are at least four, and stirring blade 45 is fixedly connected by four blade concentric co-axials and is constituted；Protection
Heat supply cavity 56 is formed between shell 28 and thermal desorption case 29；Heat supply mechanism includes pedestal 34, burner 35, combustion barrel 36 and storage
Hopper 37, pedestal 34 are hollow structure, and placing burning cylinder 36 and material storing box 37 in pedestal 34, material storing box 37 pass through auger conveyor
52 connect with combustion barrel 36, and 36 one end of combustion barrel is placed in outside pedestal 34 and is connect with burner 35,36 middle part top of combustion barrel and row
Chimney A38 connections, the tops smoke exhaust barrel A38 outlet flue are placed in heat supply cavity 56, and 56 top of heat supply cavity is equipped with smoke exhaust barrel B39；
29 upper and lower part of thermal desorption case is respectively equipped with discharge duct 40 and drainage line 41；40 one end of discharge duct and thermal desorption case 29
Connection, 40 other end of discharge duct are connect with membrane separator 46, and discharge duct is equipped with air blower 47, and membrane separator 46 passes through pipe
Road is connect with collecting tank 48, is equipped with vacuum pump 49 and condenser 50 on the pipeline successively.
This thermal desorption system when in use, launched by feed hopper 42 into thermal desorption case 29 by material, starts driving motor
51, driving motor 51 drives rotation axis 43 to rotate, and then the stirring chopper 44 and stirring blade 45 that are arranged in rotation axis 43 are done
Circular motion, material enter stirring chopper 44 after feed hopper 42, and stirring chopper 44 smashes material first, and passes through stirring
Switch-plate on chopper 44 starts, then is crushed material by several stirring blades 45, on each stirring blade 45
Blade position is staggered setting, is crushed to material when stirring blade 45 moves in a circle, convenient for material it is uniform by
Heat and desorption；Meanwhile material storing box 37 is by fuel（Biomass granule fuel）It is conveyed into combustion barrel 36 by auger conveyor 52,
Ignited fuel is made fuel burning, the heat smoke for generation of burning in combustion barrel 36 enter confession by smoke exhaust barrel A38 by burner 35
In hot cavity 45, heat smoke random migration in heat supply cavity 45, and thermal desorption case 29 is surrounded, to heating in thermal desorption case 29
And having reached 29 uniformly heated purpose of thermal desorption case, heat smoke heats thermal desorption case 29, i.e., to the object in thermal desorption case 29
Material heating, as material particles become smaller and with 45 continuous turning over materials of stirring blade, make material not only can uniformly by
Heat, and the thermal efficiency is accelerated, the speed and quality of desorption are improved, and then reduce the consumption of the energy.
Processing unit is desorbed in a kind of sandization using flue gas indirectly heat, further includes DCS intelligent independents control system
System 32, DCS intelligent independents control system 32 is internally provided with wireless transport module and display, DCS intelligent independents control
System 32 increases with high-temperature heater 1, thermal desorption device 2, screw conveyor I 3, crusher 4, high-temperature expansion slot 5, conduction oil respectively
Press pump 6, generator 7, aerial cooler 8, low-temperature expansion slot 9, heat conduction oil circulating pump 10, swirl-flow devices 11, dreg-accepting hopper 12, condensation
Separator 13, oil transfer pump 14, water-delivery pump 15, fixed gas booster fan 16, oil gas refrigerator 17, gs-oil separator 18, outer water delivery
Pump 20, active carbon filter 21, the outer oil transfer pumps 23 of 1#, the outer oil transfer pumps 25 of 4#, the outer oil transfer pumps 26 of 2#, 3# outer oil transfer pump 28, splicing
Bucket 30 is connected with II 31 circuit of screw conveyor；It utilizes the equipment such as thermal desorption device 2, high-temperature heater 1, gs-oil separator 18
The intelligence sensors such as pressure sensor, temperature sensor, flow dosimeter, liquid level sensor, realize that intelligent PID is independently transported
Row is adjusted, control, realizes intelligent operational management.DCS intelligent independents control system can be wireless by operation data by 4G networks
In teletransmission to the terminal devices such as mobile phone, tablet, computer, can real time inspection, monitoring device operating condition, and can be by mobile phone, flat
The terminal devices such as plate, computer are adjusted the present invention, control, and realize wireless remote manipulation.
Claims (4)
1. a kind of sand desorption processing method using flue gas indirectly heat, its step are as follows：
A, it is crushed：The oily sludge object of bulk is broken for fragment A, fragment A is grain size 10mm~30mm；
B, thermal desorption：The fragment A heating that a steps are obtained, heating temperature are gradually warming up to 1000 DEG C by 100 DEG C, the rate of heat addition
For 260~300 DEG C/h, oil gas B and lime-ash C are obtained, it is defeated outside lime-ash C；
C, oil vapor treatment：After the oil gas B removal solid that b step obtains, cooling liquid at 200~300 DEG C, and then detach water outlet and
It is defeated outside heavy oil.
It is by crusher 2. processing unit is desorbed in a kind of sandization using flue gas indirectly heat（4）, thermal desorption device（2）With point
It is constituted from device, it is characterised in that the crusher（4）Discharge end and screw conveyor I（3）Relatively, screw conveyor I
（3）Discharge end connect thermal desorption device（2）Entrance, thermal desorption device（2）Oil phase outlet connection high-temperature heater（1）,
High-temperature heater（1）Gaseous phase outlet connect thermal desorption device（2）Heat transferring medium entrance, thermal desorption device（2）Solid phase go out
Mouth connection receiving hopper（30）, connect receiving hopper（30）Discharge port pass through screw conveyor II（31）With high-temperature heater（1）'s
Feed end is connected, thermal desorption device（2）Gaseous phase outlet and swirl-flow devices（11）It is connected, swirl-flow devices（11）Solid-phase outlet end
With dreg-accepting hopper（12）It is connected, dreg-accepting hopper（12）Slagging-off end and receiving hopper（30）It is connected, swirl-flow devices（11）Gaseous phase outlet end
Connect condensation separator（13）, condensation separator（13）Oil phase outlet pass through oil transfer pump（14）It is separately connected 1# oil tanks
（24）, 2# oil tanks（27）With 3# oil tanks（29）, 1# oil tanks（24）, 2# oil tanks（27）With 3# oil tanks（29）It is outer defeated
The outer oil transfer pumps of 1# are respectively equipped on pipeline（23）, the outer oil transfer pumps of 2#（26）With oil transfer pump outside 3#（28）, condensation separator（13）'s
Water phase outlet passes through water-delivery pump（15）Connect waste water tank（19）, waste water tank（19）Outer defeated pipeline be equipped with outer water-delivery pump（20）,
Condensation separator（13）Temperature control loop exit be sequentially connected high-temperature expansion slot（5）, conduction oil booster pump（6）, generator（7）、
Aerial cooler（8）, low-temperature expansion slot（9）And heat conduction oil circulating pump（10）, heat conduction oil circulating pump（10）Connect condensation separator
（13）Temperature control loop head, condensation separator（13）Waste liquid outlet pass through fixed gas booster fan（16）Connect Oil-gas Separation
Device（18）, gs-oil separator（18）Temperature control circulation line be equipped with oil gas refrigerator（17）, gs-oil separator（18）Oil phase
Outlet connection 4# oil product storage tanks（22）, 4# oil product storage tanks（22）Outer defeated pipeline be equipped with the outer oil transfer pumps of 4#（25）, Oil-gas Separation
Device（18）Fixed gas outlet connection active carbon filter（21）, active carbon filter（21）Gas vent and high-temperature heater
（1）It is connected.
3. processing unit is desorbed in a kind of sandization using flue gas indirectly heat as claimed in claim 2, it is characterised in that heat is de-
Adsorption device（2）, including guard shield（28）, thermal desorption case（29）With heat supply mechanism, guard shield（28）Bottom is equipped with heat supply machine
Structure, guard shield（28）It is interior to be equipped with thermal desorption case（29）, guard shield（28）It is externally provided with feed hopper（42）, feed hopper（42）With heat
Case is desorbed（29）Inside connection, thermal desorption case（29）Interior transverse direction is installed with rotation axis（43）, rotation axis（43）One end passes through thermal desorption
Case（29）And guard shield（28）With driving motor（51）Connection, rotation axis（43）The other end passes through bearing and thermal desorption case（29）
Inner wall connects, rotation axis（43）It is equipped with stirring chopper（44）With stirring blade（45）, stirring chopper（44）Positioned at feed hopper
（42）Side, stirring chopper（44）Number is at least four, stirring chopper（44）One end concentric co-axial be fixed on rotation axis
（43）On, stirring chopper（44）Other end equal distribution on the circumferential surface, the stirring blade（45）Number is at least four,
Stirring blade（45）It is fixedly connected and is constituted by four blade concentric co-axials；Guard shield（28）With thermal desorption case（29）Between formed
Heat supply cavity（56）；Heat supply mechanism includes pedestal（34）, burner（35）, combustion barrel（36）And material storing box（37）, pedestal（34）
For hollow structure, pedestal（34）Interior placing burning cylinder（36）And material storing box（37）, material storing box（37）Pass through auger conveyor（57）
With combustion barrel（36）Connection, combustion barrel（36）One end is placed in pedestal（34）Outside and burner（35）Connection, combustion barrel（36）Middle part
Top and smoke exhaust barrel A（38）Connection, smoke exhaust barrel A（38）Top outlet flue is placed in heat supply cavity（56）It is interior, heat supply cavity（56）Top
End is equipped with smoke exhaust barrel B（39）；Thermal desorption case（29）Upper and lower part is respectively equipped with discharge duct（40）And drainage line（41）；Row
Feed channel（40）One end and thermal desorption case（29）Connection, discharge duct（40）The other end and membrane separator（46）Connection, exhaust pipe
Road is equipped with air blower（47）, membrane separator（46）Pass through pipeline and collecting tank（48）It connects, is equipped with successively on the pipeline
Vacuum pump（49）And condenser（50）.
4. processing unit is desorbed in a kind of sandization using flue gas indirectly heat as claimed in claim 2, it is characterised in that also wrap
Include DCS intelligent independent control systems（32）, DCS intelligent independent control systems（32）It is internally provided with wireless transport module and display
Device, the DCS intelligent independent control systems（32）Respectively with high-temperature heater（1）, thermal desorption device（2）, screw conveyor I
（3）, crusher（4）, high-temperature expansion slot（5）, conduction oil booster pump（6）, generator（7）, aerial cooler（8）, low-temperature expansion
Slot（9）, heat conduction oil circulating pump（10）, swirl-flow devices（11）, dreg-accepting hopper（12）, condensation separator（13）, oil transfer pump（14）, water delivery
Pump（15）, fixed gas booster fan（16）, oil gas refrigerator（17）, gs-oil separator（18）, outer water-delivery pump（20）, activated carbon mistake
Filter（21）, the outer oil transfer pumps of 1#（23）, the outer oil transfer pumps of 4#（25）, the outer oil transfer pumps of 2#（26）, the outer oil transfer pumps of 3#（28）, receiving hopper
（30）With screw conveyor II（31）Circuit connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810628686.7A CN108467742B (en) | 2018-06-19 | 2018-06-19 | Sand desorption treatment method and device by utilizing flue gas indirect heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810628686.7A CN108467742B (en) | 2018-06-19 | 2018-06-19 | Sand desorption treatment method and device by utilizing flue gas indirect heating |
Publications (2)
| Publication Number | Publication Date |
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| CN108467742A true CN108467742A (en) | 2018-08-31 |
| CN108467742B CN108467742B (en) | 2024-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066350A (en) * | 2020-09-14 | 2020-12-11 | 山东迪尔节能科技有限公司 | High-temperature slag waste heat recovery system |
| CN112664956A (en) * | 2020-12-21 | 2021-04-16 | 湖南长科诚享石化科技有限公司 | Method for treating oil-containing solid slag |
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|---|---|---|---|---|
| CN105399294A (en) * | 2016-01-01 | 2016-03-16 | 山东拓普石油装备有限公司 | Recycling and harmless treating process for oily sludge and sand |
| CN106430893A (en) * | 2016-11-03 | 2017-02-22 | 江苏保瑞工业水处理有限公司 | Oil sludge resourceful treatment system |
| CN208430096U (en) * | 2018-06-19 | 2019-01-25 | 大庆高新区百世环保科技开发有限公司 | A kind of sandization desorption processing unit using flue gas indirect heating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105399294A (en) * | 2016-01-01 | 2016-03-16 | 山东拓普石油装备有限公司 | Recycling and harmless treating process for oily sludge and sand |
| CN106430893A (en) * | 2016-11-03 | 2017-02-22 | 江苏保瑞工业水处理有限公司 | Oil sludge resourceful treatment system |
| CN208430096U (en) * | 2018-06-19 | 2019-01-25 | 大庆高新区百世环保科技开发有限公司 | A kind of sandization desorption processing unit using flue gas indirect heating |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112066350A (en) * | 2020-09-14 | 2020-12-11 | 山东迪尔节能科技有限公司 | High-temperature slag waste heat recovery system |
| CN112664956A (en) * | 2020-12-21 | 2021-04-16 | 湖南长科诚享石化科技有限公司 | Method for treating oil-containing solid slag |
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| CN108467742B (en) | 2024-03-15 |
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