CN205773973U - Low-energy-consumption refined sludge recycling treatment system - Google Patents
Low-energy-consumption refined sludge recycling treatment system Download PDFInfo
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- CN205773973U CN205773973U CN201620459390.3U CN201620459390U CN205773973U CN 205773973 U CN205773973 U CN 205773973U CN 201620459390 U CN201620459390 U CN 201620459390U CN 205773973 U CN205773973 U CN 205773973U
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- 239000010802 sludge Substances 0.000 title claims abstract description 72
- 238000005265 energy consumption Methods 0.000 title claims abstract description 45
- 238000004064 recycling Methods 0.000 title claims description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 238000001035 drying Methods 0.000 claims abstract description 62
- 239000002893 slag Substances 0.000 claims abstract description 52
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 43
- 238000005370 electroosmosis Methods 0.000 claims abstract description 33
- 238000000926 separation method Methods 0.000 claims abstract description 31
- 238000003756 stirring Methods 0.000 claims abstract description 31
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims description 84
- 238000010000 carbonizing Methods 0.000 claims description 48
- 238000012545 processing Methods 0.000 claims description 44
- 238000004140 cleaning Methods 0.000 claims description 42
- 239000008187 granular material Substances 0.000 claims description 39
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 33
- 239000003546 flue gas Substances 0.000 claims description 33
- 238000012546 transfer Methods 0.000 claims description 25
- 239000010865 sewage Substances 0.000 claims description 17
- 239000000428 dust Substances 0.000 claims description 14
- 239000002994 raw material Substances 0.000 claims description 12
- 238000011049 filling Methods 0.000 claims description 10
- 238000007790 scraping Methods 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 7
- 239000003610 charcoal Substances 0.000 claims description 4
- 239000003517 fume Substances 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims 1
- 238000003763 carbonization Methods 0.000 abstract description 20
- 238000007670 refining Methods 0.000 abstract description 2
- 239000002245 particle Substances 0.000 abstract 2
- 239000003921 oil Substances 0.000 description 51
- 238000000034 method Methods 0.000 description 21
- 238000009833 condensation Methods 0.000 description 10
- 230000005494 condensation Effects 0.000 description 10
- 239000007788 liquid Substances 0.000 description 9
- 239000000470 constituent Substances 0.000 description 8
- 239000002912 waste gas Substances 0.000 description 8
- 238000002156 mixing Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000003889 chemical engineering Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002920 hazardous waste Substances 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000004056 waste incineration Methods 0.000 description 3
- 239000003518 caustics Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000004459 forage Substances 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000010801 sewage sludge Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000010786 composite waste Substances 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000010734 process oil Substances 0.000 description 1
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- 239000011343 solid material Substances 0.000 description 1
- 238000009270 solid waste treatment Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
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- 238000010977 unit operation Methods 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model provides a pair of low energy consumption refining mud resourceful treatment system includes: a sludge supply device; one end of the electroosmosis drying device is connected with the sludge supply device, and the other end of the electroosmosis drying device is connected with the mud cake conveying device; the first stirring bin body is connected with the mud cake conveying device; one end of the heat drying device is connected with the first stirring bin body, and the other end of the heat drying device is connected with a sludge particle output device; the second stirring cabin body is connected with the sludge particle output device; one end of the carbonization device is connected with the second stirring bin body, and the other end of the carbonization device is connected with a carbon slag cooling output device; a condensed oil-water separation device, the inlet of which is respectively connected with the heat drying device and the carbonization device; and one end of the incinerator is connected with the outlet of the condensed oil-water separation device, and the other end of the incinerator is respectively connected with the heat drying device and the carbonization device.
Description
Technical field
This utility model belongs to field of solid waste treatment, is specifically related at low energy consumption refinery recycling sludge
Reason system.
Background technology
Along with Refining Chemical Industry is fast-developing, refinery specific resistance to filtration has become the most important social problem
And environmental problem.At present, domestic and international refinery mud use disposal technology have: sanitary landfills, sludge incineration,
The injection of pyrolysis charring, steam, plasma-based pyrolysis.Sanitary landfills need to take a large amount of soil, to subsoil water and periphery
There is potential safety hazard in environment, being generally considered is not preferable sludge disposal technology；Steam spraying technique with
Plasma-based pyrolytic technique is the most immature, is difficult to through engineering approaches application at present；Sludge incineration technical finesse municipal administration is dirty
Mud and refinery mud at home and abroad have Practical Project, and refinery sludge components is more complicated, in burning process
Can produce the volatile organic hydrocarbon class materials such as two English, organic gas need to be carried out concentration deals carefully with, fuel
Consuming relatively big, processing cost is higher.
Chinese patent CN103449701 B discloses the side of a kind of refinery sludge carbonization treatment and carbon recovery
Method and device, including mud first carries out preposition process, then carry out carbonization process, carbonization solid residue one
In the oily sludge of part backing up extremely preposition process.Reacting according to this device application person, refinery sewage sludge viscosity is relatively big,
And containing certain oil content, it is achieved the purpose that back-mixing stirs is relatively difficult, by the mud of moisture content 80%
After entering pretreatment unit with residue back-mixing, pretreatment unit operation stability is poor, and mud wall cling phenomenon is tight
Weight, and then affect pretreatment unit heat exchange efficiency；The dirt that this pretreatment unit cyclone separator is saved bit by bit passes through star
Type discharge valve enters in pretreatment unit discharging, uses middle discovery cyclone separator to produce when running a part of cold
Lime set, condensed fluid flows in discharging, causes its discharging moisture content significantly to raise；Carbonizing apparatus waste gas directly enters
Enter discharge pipe line, after running a period of time, pipeline blockage problem occurs；Pretreatment unit quantitative feeding storehouse and charcoal
Changing processing system quantitative feeding storehouse and fluffy material problem often occur, above-mentioned series of problems causes this system stability to be transported
Row is poor；It addition, pretreatment unit, carbonizing apparatus are equipped with auxiliary thermal source, add equipment investment
Basis and operation expense.
Utility model content
The purpose of this utility model is to solve system fluctuation of service problem in refinery sludge handling process, carries
For a kind of low energy consumption refinery recycling sludge processing system.
The low energy consumption refinery recycling sludge processing system that this utility model provides, includes:
One mud feedway；
One electro-osmosis desiccation apparatus, one end is connected with described mud feedway, the other end and mud cake conveying dress
Put connection；
One first stirring warehouse, is connected with described mud cake conveyer device；
One heat drying device, one end is connected with described first stirring warehouse, the other end and mud granule output
Device connects；
One second stirring warehouse, is connected with described mud granule output device；
One carbonizing apparatus, one end is connected with described second stirring warehouse, the other end and carbon slag cooling output dress
Put connection；
One cold oil water separation device, entrance is connected with described heat drying device, described carbonizing apparatus respectively；
One incinerator, one end is connected with the outlet of described cold oil water separation device, and the other end is respectively with described
Heat drying device, described carbonizing apparatus connect.
Above-mentioned low energy consumption refinery recycling sludge processing system, described cold oil water separation device includes that one is cold
Solidifying oil water separator body, a Slag Scraping Device, an Oil scraper, the first condenser, the second condenser, described the
One condenser, described second condenser are connected with described cold oil water separator body upper part, described Slag Scraping Device
Being arranged at described cold oil water separator body lower part, the outlet of described Slag Scraping Device connects a receipts inder pot, described
Oil scraper is arranged at the sidepiece of described cold oil water separator, and the outlet of described Oil scraper connects one and connects oil drum.
Above-mentioned low energy consumption refinery recycling sludge processing system, described first condenser, described second condensation
The outlet of device is connected with incinerator respectively, and described incinerator is respectively by heat supply pipeline and heat drying device, charcoal
Gasifying device connects.
Above-mentioned low energy consumption refinery recycling sludge processing system, described electro-osmosis desiccation apparatus is also connected with one
One tail gas alkaline cleaning device, a water filling device, a sewage-treatment plant, described first tail gas alkaline cleaning device and institute
One first exhanst gas outlet stating electro-osmosis desiccation apparatus top connects, and described water filling device is done with described electro-osmosis
The water filling port of gasifying device bottom connects, and described sewage-treatment plant goes out with the sewage of electro-osmosis desiccation apparatus bottom
Mouth connects.
Above-mentioned low energy consumption refinery recycling sludge processing system, described heat drying device, described carbonizing apparatus
It is also respectively connected with one second tail gas alkaline cleaning device.
Above-mentioned low energy consumption refinery recycling sludge processing system, described heat drying device is also connected with the first whirlwind
Separator, described second tail gas alkaline cleaning device is connected with the second exhanst gas outlet of described heat drying device, described
Second tail gas alkaline cleaning device is connected with the 3rd exhanst gas outlet of described carbonizing apparatus, described first cyclone separator
Entrance be connected with the first outlet port of described heat drying device, the outlet of described first cyclone separator
It is connected with the entrance of described first condenser.
Above-mentioned low energy consumption refinery recycling sludge processing system, described carbonizing apparatus is also connected with one second whirlwind
Separator, the entrance of described second cyclone separator is connected with the second outlet port of described carbonizing apparatus,
The outlet of described second cyclone separator is connected with the entrance of described second condenser.
Above-mentioned low energy consumption refinery recycling sludge processing system, described mud feedway includes that a mud is former
The mud conveying screw rod pump that feed bin is connected with mud raw material cabin, the entrance of described mud conveying screw rod pump with
Described mud raw material cabin connects, and described mud conveying screw rod delivery side of pump is connected with described electro-osmosis desiccation apparatus.
Above-mentioned low energy consumption refinery recycling sludge processing system, described sewage-treatment plant include a cesspool,
And the dredge pump that is connected with cesspool and the sewage treatment plant being connected with described dredge pump, described
Cesspool is connected with the outlet of sewer of described electro-osmosis desiccation apparatus, described cesspool by described dredge pump with
Described sewage treatment plant connects.
Above-mentioned low energy consumption refinery recycling sludge processing system, described mud cake conveyer device includes one first mud
Cake conveyer, mud cake transfer feed bin and the second mud cake conveyer, the entrance of the first mud cake conveyer and institute
The cake outlet stating electro-osmosis desiccation apparatus connects, and described mud cake transfer feed bin is positioned at the first mud cake conveyer
Below outlet, mud cake transfer feed bin bottom connects one first output screw machine, and mud cake transfer feed bin passes through first
The entrance connection of output screw machine and the second mud cake conveyer, is provided with the below the outlet of the second mud cake conveyer
One stirring warehouse.
Above-mentioned low energy consumption refinery recycling sludge processing system, described first stirring warehouse includes that one first is fixed
Amount feeding warehouse, one first feed auger machine, the first quantitative feeding storehouse is arranged at the outlet of the second mud cake conveyer
Lower section, the first bottom, quantitative feeding storehouse connects the first feed auger machine, and the first quantitative feeding storehouse is entered by first
Material screw machine is connected with heat drying device, is provided with one first blender in the first quantitative feeding storehouse.
Above-mentioned low energy consumption refinery recycling sludge processing system, described mud granule output device connects and includes one
Mud granule conveyer, mud granule transfer feed bin, one second output screw machine, mud granule conveyer
Entrance exports with the mud granule of heat drying device rear end and is connected, and mud granule transfer feed bin is positioned at mud granule
Below the outlet of conveyer, mud granule transfer feed bin bottom connects the second output screw machine, in mud granule
Turn feed bin to be connected by the second output screw machine and the second stirring warehouse.
Above-mentioned low energy consumption refinery recycling sludge processing system, the second stirring warehouse includes that one second quantitatively enters
Feed bin, the second feed auger machine, the second quantitative feeding storehouse is connected with the outlet of the second output screw machine, and second
Bottom, quantitative feeding storehouse connects one second feed auger machine, and the second feed auger machine is passed through in the second quantitative feeding storehouse
It is connected with carbonizing apparatus, in the second quantitative feeding storehouse, is provided with one second blender.
Above-mentioned low energy consumption refinery recycling sludge processing system, carbon slag cooling output device includes that a carbon slag is cold
But screw machine, a carbon slag collecting vessel, the entrance of carbon slag cooling output screw machine and carbonizing apparatus rear end are exported
The outlet of carbon slag connects, and carbon slag collecting vessel is positioned at below the outlet of carbon slag cooling output screw machine.
Above-mentioned low energy consumption refinery recycling sludge processing system, cold oil water separation device bottom is provided with one and goes out
Mouthful, described outlet is connected with a cesspool.
Above-mentioned low energy consumption refinery recycling sludge processing system, the first tail gas alkaline cleaning device includes one first tail
Gas caustic wash tower, one first flue gas exhaust blower fan, the entrance of the first tail gas alkaline cleaning tower and the first exhanst gas outlet connect,
The outlet of the first tail gas alkaline cleaning tower is connected with the entrance of the first flue gas exhaust blower fan, the first flue gas exhaust blower fan
Outlet and atmosphere.
Above-mentioned low energy consumption refinery recycling sludge processing system, the second tail gas alkaline cleaning device includes the second tail gas
Caustic wash tower, one second fume emission blower fan, the entrance of the second tail gas alkaline cleaning tower respectively with described heat drying device
The second exhanst gas outlet, described carbonizing apparatus the 3rd exhanst gas outlet connect, the outlet of the second tail gas alkaline cleaning tower
It is connected with the entrance of the second flue gas exhaust blower, the outlet of the second flue gas exhaust blower and atmosphere.
Above-mentioned low energy consumption refinery recycling sludge processing system, it is defeated that the first cyclone separator is also connected with one the 3rd
Go out screw machine, one first water seal dust tank, the entrance of the first cyclone separator and the first outlet port to connect,
The outlet of the first cyclone separator is connected with the first condenser, and it is defeated that the first cyclone separator bottom connects one the 3rd
Going out screw machine, the 3rd output screw machine and the first water seal dust tank connect.
Above-mentioned low energy consumption refinery recycling sludge processing system, it is defeated that the second cyclone separator is also connected with one the 4th
Go out screw machine, one second water seal dust tank, the entrance of the second cyclone separator and the second outlet port to connect,
The outlet of the second cyclone separator is connected with the second condenser, and it is defeated that the second cyclone separator bottom connects one the 4th
Going out screw machine, the 4th output screw machine and the second water seal dust tank connect.
This utility model compared with prior art, has substantive distinguishing features and a remarkable result:
(1) utilize electro-osmosis desiccation apparatus by refinery moisture percentage in sewage sludge from 80% be reduced to 55%～65% after,
Sludge volume halves, and character there occurs bigger change, and outward appearance becomes loose mud cake shape, and this mud cake can directly enter
Enter heat drying device to be dehydrated further, it is not necessary to carry out back-mixing PROCESS FOR TREATMENT with siccative, by electro-osmosis device
Early stage processed, solves aftertreatment systems fluctuation of service problem.
(2) by incinerator design capacity being promoted and process conditions are optimized, completely left out heat drying
Device and the fume heating furnace of carbonizing apparatus, simplify operation, decreases equipment investment cost and operation maintenance
Cost is saved gas consumption simultaneously and is reached about 20%.
(3) by former carbonizing apparatus is installed additional cyclone separator, the blocking of carbonization exhaust pipe line dirt is solved
Problem.
(4) by improving in former cyclone separator dust discharge design, solve in cyclone separator and condense
Water affects discharging problem.
(5) by former pretreatment unit (heat drying device) quantitative feeding storehouse, former carbonization quantitative feeding storehouse
Inside install blender additional, solve its fluffy material problem.
(6) in refinery mud, Organic substance decomposes 0, is transformed into three kinds of phases of available gas, liquid, solid
Material, it is achieved the stabilisation of Treatment of Sludge, minimizing, innoxious, resource；After native system processes,
Mud decrement rate reaches 90%, carbon slag moisture content≤1%, and carbon slag oil content≤0.3% carries out hazardous waste leaching to carbon slag
Going out toxicity to differentiate, analysis indexes all meets or exceeds the standard of regulation, the carbon of generation in GB5085.3.2007
Slag can be further with, and carbon slag has certain calorific value simultaneously, is alternatively arranged as auxiliary fuel and uses；Recovery of oil
Rate reaches more than 50%；Emission is detected, two English, heavy metal, Conventional pollution monitoring because of
Son all can reach the prescription of country GB18484-2001 " dangerous waste incineration Environmental capacity standard ".
Accompanying drawing explanation
Fig. 1 is electro-osmosis desiccation apparatus structural representation；
Fig. 2 is heat drying apparatus structure schematic diagram；
Fig. 3 is carbonizing apparatus structural representation；
Fig. 4 is cold oil water separation device structural representation；
Fig. 5 is the low energy consumption refinery total schematic diagram of recycling sludge processing system.
Wherein reference is:
Mud raw material cabin 12；Mud conveying screw rod pump 13；Electro-osmosis desiccation apparatus 11；First tail gas alkaline cleaning
Tower 15；First flue gas exhaust blower fan 16；High-pressure hydraulic pump 14；Cesspool 18；Dredge pump 19；First mud cake
Conveyer 17；Mud cake transfer feed bin 22；Second mud cake conveyer 24；First output screw machine 23；First
Quantitative feeding storehouse 25；First blender 26；First feed auger machine 27；Heat drying device 21；Mud
Grain conveyer 213；Mud granule transfer feed bin 32；Second output screw machine 33；Second quantitative feeding storehouse 34；
Second feed auger machine 36；First cyclone separator 210；3rd output screw machine 211；First water seal collection
Dirt tank 212；Cold oil water separation device 41；Second cyclone separator 39；4th output screw machine 310；
Second water seal dust tank 311；Carbon slag cooling output screw machine 312；Carbon slag collecting vessel 313；Cold oil moisture
From device 41；Cold oil water separator body 40；Slag Scraping Device 42；Oil scraper 411；First condenser 49；
Second condenser 410；Fixed gas exhaust blower 47；Incinerator 46；Second tail gas alkaline cleaning tower 44；Second flue gas
Exhaust blower 45.
Detailed description of the invention
In order to describe technical characterstic place of the present utility model in detail, hereby lift following preferred embodiment and coordinate
Graphic explanation is rear:
The low energy consumption refinery recycling sludge processing system that this utility model provides, this system is by mud supply dress
Put, electro-osmosis desiccation apparatus, first stirring warehouse, heat drying device, second stirring warehouse, carbonizing apparatus,
Cold oil water separation device, incinerator form.
See that Fig. 1, mud feedway include the mud that a mud raw material cabin 12 is connected with mud raw material cabin 12
Conveying screw rod pump 13, the entrance of mud conveying screw rod pump 13 is connected with the outlet of mud raw material cabin 12, and mud is defeated
The outlet sending screw pump 13 is connected with electro-osmosis desiccation apparatus 11.
See Fig. 1, in the present embodiment, in order to the mud from mud feedway is carried out preliminary hydro-extraction process
And be pressed into the electro-osmosis desiccation apparatus 11 of mud cake, electro-osmosis desiccation apparatus 11 be provided with a sludge inlet, one
Cake outlet, a water filling port, an outlet of sewer, one first exhanst gas outlet, electro-osmosis desiccation apparatus 11 connects
One first tail gas alkaline cleaning device, a water filling device, a sewage-treatment plant, wherein, the first tail gas alkaline cleaning dress
Put and include one first tail gas alkaline cleaning tower 15,1 first flue gas exhaust blower fan 16, entering of the first tail gas alkaline cleaning tower 15
Mouth is connected with the first exhanst gas outlet, the outlet of the first tail gas alkaline cleaning tower 15 and entering of the first flue gas exhaust blower fan 16
Mouth connects, the outlet of the first flue gas exhaust blower fan 16 and atmosphere, and water filling device is a high-pressure hydraulic pump 14,
Be connected with the water filling port of electro-osmosis desiccation apparatus 11, sewage-treatment plant include a cesspool 18 and with dirt
A dredge pump 19 that pond 18 connects and the sewage treatment plant that is connected with dredge pump 19, cesspool 18 and
The outlet of sewer of electro-osmosis desiccation apparatus 11 connects, and cesspool 18 is connected with sewage treatment plant by dredge pump 19.
Cake outlet is connected with mud cake conveyer device, and in the present embodiment, mud cake conveyer device includes that one first mud cake is defeated
Send machine 17, mud cake transfer feed bin 22 and the second mud cake conveyer 24, the entrance of the first mud cake conveyer 17
Being connected with the cake outlet of electro-osmosis desiccation apparatus 11, mud cake transfer feed bin 22 is positioned at the first mud cake conveyer 17
Outlet below, mud cake transfer feed bin 22 bottom connect one first output screw machine 23, mud cake transfer feed bin 22
It is connected with the entrance of the second mud cake conveyer 24 by the first output screw machine 23, the second mud cake conveyer 24
Being provided with the first stirring warehouse below outlet, in this utility model, the first stirring warehouse includes one first quantitative feeding
Storehouse 25,1 first feed auger machine 27, the first quantitative feeding storehouse 25 is arranged at going out of the second mud cake conveyer 24
Below Kou, the first bottom, quantitative feeding storehouse 25 connects the first feed auger machine 27, and the first quantitative feeding storehouse 25 leads to
First feed auger machine 27 of crossing is connected with heat drying device 21, is provided with one first and stirs in the first quantitative feeding storehouse 25
Mix machine 26.
See Fig. 2, in order to be processed and to form mud granule by the further thermal dehydration of mud from stir storehouse body
Heat drying device 21, heat drying device 21 front end is connected with the first stirring warehouse, rear end and a mud granule
Output device connects；Heat drying device 21 is provided with the second exhanst gas outlet, the first outlet port, and heat drying fills
Putting 21 connection one second tail gas alkaline cleaning devices, the first cyclone separator 210, the second tail gas alkaline cleaning device is done with heat
Second exhanst gas outlet of gasifying device 21 connects, and the entrance of the first cyclone separator 210 and the first outlet port are even
Connecing, the outlet of the first cyclone separator 210 is connected with cold oil water separation device 41, and heat drying device is by burning
Burn the flue gas produced and enter cold oil water separation device, condensation oil-water separation dress by the first cyclone separator 210
Putting to process further and obtain flammable fixed gas, flammable fixed gas enters incinerator burning, the heat of generation
It is passed through heat drying device again, it is achieved the huge profit use of heat, saves the energy.
Wherein mud granule output device, including a mud granule conveyer 213, mud granule transfer feed bin 32,
One second output screw machine 33, the entrance of mud granule conveyer 213 and the mud of heat drying device 21 rear end
Grain outlet connects, and mud granule transfer feed bin 32 is positioned at below the outlet of mud granule conveyer 213, mud
Grain transfer feed bin 32 bottom connects the second output screw machine 33, and mud granule transfer feed bin 32 is by the second output
Screw machine 33 is connected with the second stirring warehouse.Further, the second stirring warehouse includes one second quantitative feeding storehouse
34, the second feed auger machine 36, the second quantitative feeding storehouse 34 is connected with the outlet of the second output screw machine 33,
Second bottom, quantitative feeding storehouse 34 connects one second feed auger machine 36, and the second quantitative feeding storehouse 34 is by second
Feed auger machine 36 is connected with carbonizing apparatus 31, is provided with one second blender 35 in the second quantitative feeding storehouse 34.
Wherein, the second tail gas alkaline cleaning device includes second tail gas alkaline cleaning tower the 44, second flue gas exhaust blower 45, the
Two tail gas alkaline cleaning towers 44 respectively with the second exhanst gas outlet of described heat drying device, the 3rd of described carbonizing apparatus the
Exhanst gas outlet connects, and the outlet of the second tail gas alkaline cleaning tower 44 is connected with the entrance of the second flue gas exhaust blower 45,
The outlet of the second flue gas exhaust blower 45 and atmosphere.
Seeing Fig. 2, Fig. 4, wherein the first cyclone separator 210 is also connected with one the 3rd output screw machine 211,
First water seal dust tank 212, the entrance of the first cyclone separator 210 and the first outlet port connect, and first
The outlet of cyclone separator 210 is connected with cold oil water separation device 41, and the first cyclone separator 210 bottom is even
Connecing one the 3rd output screw machine 211, the 3rd output screw machine 211 is connected with the first water seal dust tank 212.
See Fig. 3, in order to the carbonizing apparatus 31 by further for mud granule carbonization, its front end and the second stirring
Warehouse connect, its rear end with one carbon slag cool down output device be connected, carbonizing apparatus 31 be provided with the 3rd exhanst gas outlet,
Second outlet port, mud granule entrance, a carbon slag outlet, carbonizing apparatus 31 is also connected with one second whirlwind
Separator 39, the entrance of the second cyclone separator 39 and the second outlet port connect, the second cyclone separator
The outlet of 39 is connected with cold oil water separation device 41, and wherein, the second cyclone separator 39 is also connected with one the 4th
Output screw machine 310,1 second water seal dust tank 311, the entrance of the second cyclone separator 39 and the second waste gas
Outlet connects, and the outlet of the second cyclone separator 39 is connected with the second condenser 410, the second cyclone separator
39 bottoms connect one the 4th output screw machine 310, second cyclone separator 39 the 4th output spiral shell by its underpart
Rotation machine 310 is connected with the second water seal dust tank 311.In the present embodiment, carbon slag cooling output device includes a carbon
Slag cooling output screw machine 312, carbon slag collecting vessel 313, the entrance of carbon slag cooling output screw machine 312 and charcoal
The carbon slag outlet of gasifying device 31 rear end connects, and carbon slag collecting vessel 313 is positioned at carbon slag cooling output screw machine 312
Below outlet, as the origin of heat needed for heat drying device, carbonizing apparatus 31 is also by incinerator
Burning provides, and the flue gas that in like manner carbonizing apparatus 31 is produced by burning enters condensation by the second cyclone separator
Oily-water seperating equipment, cold oil water separation device processes further and obtains flammable fixed gas, and flammable does not coagulates
Gas enters incinerator burning, and the heat of generation is passed through carbonizing apparatus again, it is achieved the huge profit use of heat, saves
The energy, the flue gas after fixed gas incinerator 46 high temperature incineration is respectively through heat drying device 21 and carbonizing apparatus 31
Heat exchange, discharges subsequently into after the second tail gas alkaline cleaning tower 44 washing.
Shown in Fig. 4, in order to the gas-liquid that heat drying device 21, carbonizing apparatus 31 produce to be carried out gas-liquid condensation point
From cold oil water separation device 41, the entrance of cold oil water separation device 41 respectively with heat drying device 21,
Carbonizing apparatus 31 connects, and the upper outlet of cold oil water separation device 41 is connected with an incinerator 46, cold oil
The isolated fixed gas of water separation device is expelled to incinerator 46 and burns, and the outlet of this incinerator 46 is respectively
Connected with heat drying device 21, carbonizing apparatus 31 by heat supply pipeline, with thinking heat drying device 21, carbonization
Device 31 provides heat.
In the present embodiment, cold oil water separation device 41 includes that a cold oil water separator body 40, scrapes slag
Machine 42, one Oil scraper the 411, first condenser the 49, second condenser 410, the first condenser 49, second is cold
Condenser 410 is connected with cold oil water separator body 40 top, and Slag Scraping Device 42 is arranged at cold oil water separator originally
Body 40 bottom, the outlet of Slag Scraping Device 42 connects a receipts inder pot 43, and Oil scraper 411 is arranged at cold oil water separator
Sidepiece, the outlet of Oil scraper 411 connects one and connects oil drum 412.The entrance of the first condenser 49 by pipeline with
The outlet of the first cyclone separator 210 connects, and the entrance of the second condenser 410 is divided by pipeline and the second whirlwind
Outlet from device 39 connects, and the outlet of the first condenser 49, the outlet of the second condenser 410 are passed through not coagulate respectively
Gas exhaust blower 47 is connected with an incinerator 46, and the outlet of this incinerator 46 fills with heat drying device, carbonization respectively
Put connection, utilize heat disturbance that incinerator produces to heat drying device, carbonizing apparatus, heat drying device,
Carbonizing apparatus utilizes the heat that incinerator produces, it is achieved the recycling to heat.
Now utility model works principle and operating process are briefly described as follows:
(1) by the refinery mud of moisture content about 80% in mud raw material cabin 12 by electro-osmosis desiccation apparatus 11
Moisture content 55%～65% mud cake is obtained after processed.
(2) heat drying device 21 drying and other treatment will be passed through from step (1) moisture content 55%～65% mud cake,
By the high-temperature flue gas of incinerator 46, it is heated indirectly, obtain the mud of moisture content 15%～30%
Grain.
(3) will be entered from step (2) moisture content 15%～30% mud granule by sludge carbonization device 31
Row carbonization, is heated it indirectly by the high-temperature flue gas of incinerator 46, carbonization temperature 600 DEG C～650 DEG C,
Carbonization 30～45 minutes, obtain carbon slag (moisture content≤1%, oil content≤0.3%).
(4) heat drying device 21 discharges flue gas, waste gas are laggard by its first cyclone separator 210 dedusting
Enter the first condenser 49, carry out gas-liquid condensation separation；The waste gas of carbonizing apparatus 31 discharge is by its cyclonic separation
Enter the second condenser 410 after device 39 dedusting, carry out gas-liquid condensation separation；Through the first condenser 49 and second
Fixed gas after condenser 410 processes respectively enters incinerator 46 and carries out high temperature incineration (incineration temperature controls
1100 DEG C～1300 DEG C, gas residence time is more than 2 seconds), the flue gas after fixed gas incinerator 46 high temperature incineration
Respectively through heat drying device 21 and carbonizing apparatus 31 heat exchange, after the second tail gas alkaline cleaning tower 44 washing
Discharge.
Embodiment 1, process chemical engineering sludge
Subjects: certain chemical engineering sewage factory uses A/O PROCESS FOR TREATMENT petrochemical industry and life composite waste, produces
Raw mixing sludge index after mechanical dehydration: moisture content 81.3%, oil content 1.1%, fugitive constituent 60.1%.
(1) moisture content 81.3% mixing sludge in mud raw material cabin 12 is dehydrated by electro-osmosis desiccation apparatus 11
Moisture content of the cake 60.2%, oil content 0.61%, fugitive constituent 53.3% is obtained after process.
(2) processed by heat drying device 21 from step (1) moisture content 60.2% mud cake, pass through
It is heated by the high-temperature flue gas of incinerator 46 indirectly, dehydrated sludge granule moisture content 23.9%, oil-containing
Rate 0.79%, fugitive constituent 45.2%.
(3) processed, by burning from step (2) moisture content 23.9% mud granule by carbonizing apparatus 31
It is heated by high-temperature flue gas indirectly that burn stove 46, carbonization temperature 615 DEG C, carbonization time 30 minutes, carbon slag
Moisture content 0.20%, oil content 0.23%, fugitive constituent 21.2%；Carbon slag is carried out hazardous waste Leaching mirror
Not, analysis indexes all meets the standard of regulation in GB5085.3.2007, and additionally carbon slag reaches " at town sewage
The reason factory agricultural shale of sludge treatment " B class reuse standard in CJ-T 309-2009 standard, oil plant can be used
Crop, fruit tree, forage crop, fibre crops soil in, carbon slag calorific value 1820kcal/kg, also may be used simultaneously
Use as auxiliary fuel.
(4) waste gas from the discharge of step (2) heat drying device 21 passes through its first cyclone separator 210
Enter the first condenser 49 after dedusting, carry out gas-liquid condensation separation, discharge from step (3) carbonizing apparatus 31
Waste gas by entering the second condenser 410 after its second cyclone separator 39 dedusting, carry out gas-liquid condensation point
From；Fixed gas after the first condenser 49 and the second condenser 410 process respectively enters incinerator 46 to be carried out
High temperature incineration (incineration temperature controls at 1200 DEG C, and gas residence time is more than 2 seconds), incinerator 46 high temperature burns
Flue gas after burning is respectively through heat drying device 21, carbonizing apparatus 31 heat exchange, subsequently into the second tail gas alkaline cleaning tower
Discharge after 44 washings.The tail gas of discharge after second tail gas alkaline cleaning tower 44 washing is detected, two English,
Heavy metal, Conventional pollution Monitoring factors all reach country GB18484-2001, and " dangerous waste incineration pollutes
Control standard " prescription, be shown in Table 1.
Table 1 chemical engineering sludge processes tail gas monitoring analysis result (mg/m3)
Embodiment 2, process oil plant oily sludge
Subjects: certain oil plant oily sludge, oily sludge index: moisture content 70.6%, oil content 15.5%,
Fugitive constituent 64.1%.
(1) moisture content 70.6% mixing sludge in mud raw material cabin 12 is dehydrated by electro-osmosis desiccation apparatus 11
Moisture content of the cake 60.3%, oil content 14.5%, fugitive constituent 57.3% is obtained after process.
(2) processed by heat drying device 21 from step (1) moisture content 60.3% mud cake, pass through
It is heated by incinerator 46 high-temperature flue gas indirectly, dehydrated sludge granule moisture content 23.1%, oil content
19.9%, fugitive constituent 48.2%.
(3) processed, by burning from step (2) moisture content 23.1% mud granule by carbonizing apparatus 31
Burning stove 46 high-temperature flue gas indirectly to heat it, carbonization temperature 635 DEG C, carbonization time 30 minutes, carbon slag contains
Water rate reaches below detection limit, oil content 0.20%, fugitive constituent 22.3%；Carbon slag is carried out hazardous waste and leaches poison
Property differentiate, analysis indexes all meets in GB5085.3.2007 the standard of regulation, and additionally carbon slag reaches that " cities and towns are dirty
The agricultural shale of water treatment plant's sludge treatment " B class reuse standard in CJ-T 309-2009 standard, can use
Oil crop, fruit tree, forage crop, fibre crops soil in, carbon slag calorific value 2289kcal/kg simultaneously,
It is alternatively arranged as auxiliary fuel to use.
(4) waste gas from the discharge of step (2) heat drying device 21 passes through its first cyclone separator 210
Enter the first condenser 49 after dedusting, carry out gas-liquid condensation separation, discharge from step (3) carbonizing apparatus 31
Waste gas by entering the second condenser 410 after its second cyclone separator 39 dedusting, carry out gas-liquid condensation point
From；Fixed gas after the first condenser 49 and the second condenser 410 process respectively enters incinerator 46 to be carried out
High temperature incineration (incineration temperature controls at 1230 DEG C, and gas residence time is more than 2 seconds), incinerator 46 high temperature burns
Flue gas after burning is respectively through heat drying device 21, carbonizing apparatus 31 heat exchange, subsequently into the second tail gas alkaline cleaning tower
Discharge after 44 washings.The tail gas of discharge after second tail gas alkaline cleaning tower 44 washing is detected, two English,
Heavy metal, Conventional pollution Monitoring factors all reach country GB18484-2001, and " dangerous waste incineration pollutes
Control standard " prescription, be shown in Table 2.
Table 2 oil-sludge treatment tail gas monitoring analysis result (mg/m3)
Claims (19)
1. low energy consumption refinery recycling sludge processing system, it is characterised in that include:
One mud feedway；
One electro-osmosis desiccation apparatus, one end is connected with described mud feedway, the other end and mud cake conveying dress
Put connection；
One first stirring warehouse, is connected with described mud cake conveyer device；
One heat drying device, one end is connected with described first stirring warehouse, the other end and mud granule output
Device connects；
One second stirring warehouse, is connected with described mud granule output device；
One carbonizing apparatus, one end is connected with described second stirring warehouse, the other end and carbon slag cooling output
Device connects；
One cold oil water separation device, entrance is connected with described heat drying device, described carbonizing apparatus respectively；
One incinerator, one end is connected with the outlet of described cold oil water separation device, and the other end is respectively with described
Heat drying device, described carbonizing apparatus connect.
2. low energy consumption refinery recycling sludge processing system as claimed in claim 1, it is characterised in that
Described cold oil water separation device include a cold oil water separator body, a Slag Scraping Device, an Oil scraper,
One condenser, the second condenser, described first condenser, described second condenser and described cold oil moisture
From device body upper part connect, described Slag Scraping Device is arranged at described cold oil water separator body lower part, described in scrape
The outlet of slag machine connects a receipts inder pot, and described Oil scraper is arranged at the sidepiece of described cold oil water separator, institute
The outlet connection one stating Oil scraper connects oil drum.
3. low energy consumption refinery recycling sludge processing system as claimed in claim 2, it is characterised in that institute
State the first condenser, the outlet of described second condenser is connected with incinerator respectively, and described incinerator leads to respectively
Cross heat supply pipeline to be connected with heat drying device, carbonizing apparatus.
4. low energy consumption refinery recycling sludge processing system as claimed in claim 1, it is characterised in that
Described electro-osmosis desiccation apparatus is also connected with one first tail gas alkaline cleaning device, a water filling device, a sewage disposal dress
Putting, described first tail gas alkaline cleaning device connects with one first exhanst gas outlet on described electro-osmosis desiccation apparatus top
Connecing, described water filling device is connected with the water filling port of described electro-osmosis desiccation apparatus bottom, and described sewage disposal fills
Put the outlet of sewer with electro-osmosis desiccation apparatus bottom to be connected.
5. low energy consumption refinery recycling sludge processing system as claimed in claim 1, it is characterised in that
Described heat drying device, described carbonizing apparatus are also respectively connected with one second tail gas alkaline cleaning device.
6. low energy consumption refinery recycling sludge processing system as claimed in claim 5, it is characterised in that
Described heat drying device is also connected with the first cyclone separator, described second tail gas alkaline cleaning device and described heat drying
Second exhanst gas outlet of device connects, described second tail gas alkaline cleaning device and the 3rd flue gas of described carbonizing apparatus
Outlet connects, and the entrance of described first cyclone separator connects with the first outlet port of described heat drying device
Connecing, the outlet of described first cyclone separator is connected with the entrance of described first condenser.
7. low energy consumption refinery recycling sludge processing system as claimed in claim 2, it is characterised in that
Described carbonizing apparatus is also connected with one second cyclone separator, the entrance of described second cyclone separator and described charcoal
Second outlet port of gasifying device connects, the outlet of described second cyclone separator and described second condenser
Entrance connect.
8. low energy consumption refinery recycling sludge processing system as claimed in claim 1, it is characterised in that
Described mud feedway includes the mud conveying screw rod that a mud raw material cabin is connected with mud raw material cabin
Pump, the entrance of described mud conveying screw rod pump is connected with described mud raw material cabin, described mud conveying screw rod pump
Outlet be connected with described electro-osmosis desiccation apparatus.
9. low energy consumption refinery recycling sludge processing system as claimed in claim 4, it is characterised in that
Described sewage-treatment plant includes a cesspool and the dredge pump being connected with cesspool and with described
The sewage treatment plant that dredge pump connects, described cesspool connects with the outlet of sewer of described electro-osmosis desiccation apparatus
Connecing, described cesspool is connected with described sewage treatment plant by described dredge pump.
10. low energy consumption refinery recycling sludge processing system as claimed in claim 1, it is characterised in that
Described mud cake conveyer device includes one first mud cake conveyer, mud cake transfer feed bin and the conveying of the second mud cake
Machine, the entrance of the first mud cake conveyer is connected with the cake outlet of described electro-osmosis desiccation apparatus, described mud cake
Transfer feed bin is positioned at below the outlet of the first mud cake conveyer, and mud cake transfer feed bin bottom connects one first output
Screw machine, mud cake transfer feed bin is connected by the entrance of the first output screw machine and the second mud cake conveyer, the
The first stirring warehouse it is provided with below the outlet of two mud cake conveyers.
11. low energy consumption refinery recycling sludge processing systems as claimed in claim 1, it is characterised in that
Described first stirring warehouse includes one first quantitative feeding storehouse, one first feed auger machine, the first quantitative feeding
Storehouse is arranged at below the outlet of the second mud cake conveyer, and the first bottom, quantitative feeding storehouse connects the first feed auger
Machine, the first quantitative feeding storehouse is connected with heat drying device by the first feed auger machine, the first quantitative feeding storehouse
Inside it is provided with one first blender.
12. low energy consumption refinery recycling sludge processing systems as claimed in claim 1, it is characterised in that
Described mud granule output device connect include a mud granule conveyer, mud granule transfer feed bin, one the
Two output screw machines, the entrance of mud granule conveyer connects with the mud granule outlet of heat drying device rear end
Connecing, mud granule transfer feed bin is positioned at below the outlet of mud granule conveyer, under mud granule transfer feed bin
Portion connects the second output screw machine, and mud granule transfer feed bin is by the second output screw machine and the second stir storehouse
Body connects.
13. low energy consumption refinery recycling sludge processing systems as claimed in claim 1, it is characterised in that
Second stirring warehouse includes one second quantitative feeding storehouse, the second feed auger machine, the second quantitative feeding storehouse and the
The outlet of two output screw machines connects, the second bottom, quantitative feeding storehouse connection one second feed auger machine, and second
Quantitative feeding storehouse is connected with carbonizing apparatus by the second feed auger machine, is provided with one the in the second quantitative feeding storehouse
Two blenders.
14. low energy consumption refinery recycling sludge processing systems as claimed in claim 1, it is characterised in that
Carbon slag cooling output device includes carbon slag cooling output screw machine, a carbon slag collecting vessel, the cooling output of carbon slag
The entrance of screw machine exports with the carbon slag of carbonizing apparatus rear end and is connected, and carbon slag collecting vessel is positioned at the cooling output of carbon slag
Below the outlet of screw machine.
15. low energy consumption refinery recycling sludge processing systems as claimed in claim 2, it is characterised in that
Cold oil water separation device bottom is provided with an outlet, and described outlet is connected with a cesspool.
16. low energy consumption refinery recycling sludge processing systems as claimed in claim 4, it is characterised in that
First tail gas alkaline cleaning device includes one first tail gas alkaline cleaning tower, one first flue gas exhaust blower fan, the first tail gas alkali
Entrance and the first exhanst gas outlet of washing tower connect, the outlet of the first tail gas alkaline cleaning tower and the first flue gas exhaust blower fan
Entrance connect, the outlet of the first flue gas exhaust blower fan and atmosphere.
17. low energy consumption refinery recycling sludge processing systems as claimed in claim 5, it is characterised in that
Second tail gas alkaline cleaning device includes the second tail gas alkaline cleaning tower, one second fume emission blower fan, the second tail gas alkaline cleaning
The entrance of tower goes out with the second exhanst gas outlet of described heat drying device, the 3rd flue gas of described carbonizing apparatus respectively
Mouth connects, and the outlet of the second tail gas alkaline cleaning tower is connected with the entrance of the second flue gas exhaust blower, the second flue gas air draft
The outlet of machine and atmosphere.
18. low energy consumption refinery recycling sludge processing systems as claimed in claim 6, it is characterised in that
First cyclone separator is also connected with one the 3rd output screw machine, one first water seal dust tank, the first cyclonic separation
The entrance of device and the first outlet port connect, and the outlet of the first cyclone separator is connected with the first condenser,
First cyclone separator bottom connects one the 3rd output screw machine, the 3rd output screw machine and the first water seal dust
Tank connects.
19. low energy consumption refinery recycling sludge processing systems as claimed in claim 7, it is characterised in that
Second cyclone separator is also connected with one the 4th output screw machine, one second water seal dust tank, the second cyclonic separation
The entrance of device and the second outlet port connect, and the outlet of the second cyclone separator is connected with the second condenser,
Second cyclone separator bottom connects one the 4th output screw machine, the 4th output screw machine and the second water seal dust
Tank connects.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109485234A (en) * | 2018-12-29 | 2019-03-19 | 启迪桑德环境资源股份有限公司 | Sludge comprehensive treatment system and method |
| WO2020038269A1 (en) * | 2018-08-24 | 2020-02-27 | 南京中衡元环保科技有限公司 | Oil sludge treatment system |
-
2016
- 2016-05-19 CN CN201620459390.3U patent/CN205773973U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020038269A1 (en) * | 2018-08-24 | 2020-02-27 | 南京中衡元环保科技有限公司 | Oil sludge treatment system |
| CN109485234A (en) * | 2018-12-29 | 2019-03-19 | 启迪桑德环境资源股份有限公司 | Sludge comprehensive treatment system and method |
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