CN103880007A - Activated carbon or activated coke prepared from oily sludge and preparation device and method thereof - Google Patents
Activated carbon or activated coke prepared from oily sludge and preparation device and method thereof Download PDFInfo
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- CN103880007A CN103880007A CN201410152789.2A CN201410152789A CN103880007A CN 103880007 A CN103880007 A CN 103880007A CN 201410152789 A CN201410152789 A CN 201410152789A CN 103880007 A CN103880007 A CN 103880007A
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- flue gas
- oily sludge
- coal
- activated coke
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Abstract
The invention provides activated carbon or activated coke prepared from oily sludge. The activated carbon or activated coke comprises the following components in parts by weight: 15 to 45 parts of oily sludge, 30 to 60 parts of carbon-containing material, and 15 to 35 parts of texturizing agent; the carbon-containing material is one or a mixture of some of bituminous coal, anthracitic coal, coking coal and biochar; and the texturizing agent comprises at least one of asphalt, coke, resin and starch. According to activated carbon or activated coke prepared through the oily sludge, the oily sludge is the recycling waste and can be recycled, which reduces the production of industrial refuse and also provides a complete new technical route for the waste treatment method and activated carbon or activated coke preparation method; in addition, other raw materials are rich in source, and low in price.
Description
Technical field
The present invention relates to chemical field, particularly relate to composition of a kind of gac or activated coke and preparation method thereof.
Background technology
At present, along with scientific and technological progress, the amount of the oily sludge of petrochemical industry discharge is more and more, excess sludge discharges in a large number, pollute environment, the discharge that how to reduce oily sludge becomes puzzlement petrochemical industry technician's a great problem, the oily sludge that oily sludge is different and common, oily sludge has that oleaginousness is high, temperature is high, contained sewage sludge viscosity greatly, the feature such as poor fluidity, emulsification be serious.In prior art, conventionally adopt biological treatment, ozone, chlorine oxidation process to remove COD technology, but because condensed oil sewage complicated component, all do not reach better effects, as adopt large tank precipitation technology, high cost, management also has difficulties, and therefore, how oily sludge is carried out to advanced treatment and is problem demanding prompt solution by its recycling.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of gac or activated coke of utilizing oily sludge to prepare, and its cost is low, result of use good.
The present invention also provides a kind of preparation facilities and the method for described gac or activated coke, described apparatus and method are simple, and can, well by heat recovery, greatly reduce the running cost of equipment, reach energy-conservation simultaneously and reduced the object that high-temperature gas discharges.
Gac or an activated coke of utilizing oily sludge to prepare, be made up of the component of following weight part:
Oily sludge 15-45 part, carbonaceous material 30-60 part, adjusting material 15-35 part; Wherein, described carbonaceous material is one or more the mixture in bituminous coal, hard coal, coking coal and charcoal, and described adjusting material at least comprises the one in following component: pitch, tar, resin, starch.
Gac or the activated coke of utilizing oily sludge to prepare of the present invention, the waste that wherein said oily sludge is petrochemical industry; Described carbonaceous material is that fineness is 200-325 object powder, fixed carbon content >=60% wherein, described carbonaceous material is following one in several: the bituminous coal that mass ratio is 7:3 and the mixture of coking coal, mass ratio is the charcoal of 7:3 and the mixture of coking coal, the hard coal that mass ratio is 8:2 and the mixture of bituminous coal.
Gac or the activated coke of utilizing oily sludge to prepare of the present invention, wherein said pitch is the coal tar pitch of softening temperature more than 80 ℃, described tar is coal tar, asphalt content >=50% in described coal tar, water-content≤10%, described resin is resol, and described starch is yam starch.
Gac or the activated coke of utilizing oily sludge to prepare of the present invention, wherein said adjusting material is that mass ratio is the pitch of 1:9 and the mixture of tar or the mass ratio resin that is 4:1 and the mixture of starch.
A kind of gac for the preparation of utilizing oily sludge to prepare or the device of activated coke, comprise incinerator, waste heat boiler, gas cleaning integrating device and the kneading machine being connected successively by pipeline, tablets press, dryer, charring furnace and activation furnace, on described dryer, be provided with oven dry smoke inlet, on described charring furnace, be provided with flammable exhanst gas outlet, on described activation furnace, be provided with the first high-temperature flue gas outlet and steam-in;
On described incinerator, be provided with flammable smoke inlet and the outlet of the second high-temperature flue gas, described flammable smoke inlet is connected with described flammable exhanst gas outlet; On described waste heat boiler, be provided with the first high-temperature flue gas entry, the second high-temperature flue gas entry, vapour outlet and third high temperature exhanst gas outlet, described the first high-temperature flue gas entry is connected with the first high-temperature flue gas outlet, described the second high-temperature flue gas entry is connected with described the second high-temperature flue gas outlet, and described vapour outlet is connected with described steam-in; On described gas cleaning integrating device, be provided with third high temperature smoke inlet and the outlet of the 4th high-temperature flue gas, described third high temperature smoke inlet is connected with described third high temperature exhanst gas outlet, described the 4th high-temperature flue gas outlet is connected with fume emission pipeline, on it, be provided with induced draft fan, the outlet of described induced draft fan is also connected with the oven dry smoke inlet of described dryer by drying flue gas pipeline, on described oven dry flue gas pipeline, is provided with gas blower.
Device of the present invention, also comprises the oily sludge test tank, carbonaceous material test tank and the adjusting material test tank that are connected with described kneading machine by pipeline respectively.
Adopt device of the present invention to prepare the method for gac or activated coke, comprise the steps:
Wherein, what make to produce in retort process can enter in incinerator by burning fume, after combustiblesubstance in described incinerator in combustion product gases, flue gas is passed in waste heat boiler, described waste heat boiler passes into flue gas in smoke eliminator after utilizing the heat in flue gas, simultaneously, the steam that described waste heat boiler produces enters in described activation furnace, the high-temperature flue gas that described activation furnace produces turns back to described waste heat boiler and carries out the recycling of heat, described flue gas integrated purification device is dried flue gas by forming after the waste heat recovery in flue gas, described oven dry flue gas is drawn by induced draft fan, wherein 80～90% oven dry flue gas is to airborne release, the oven dry flue gas of residue 10～20% enters in described dryer by gas blower, the waste heat of flue gas is for described dryer, by the drying materials after described granulation.
The present invention utilizes gac or activated coke difference from prior art prepared by oily sludge to be: the present invention utilizes the waste oily sludge of petrochemical industry to prepare gac or activated coke, oily sludge belongs to the regeneration of waste, reduce the generation of industrial refuse, also be the processing of waste, the preparation method of gac or activated coke provides a brand-new technological line, other raw materials are also wide material sources, cheap, " oily sludge 15-45 part, carbonaceous material 30-60 part, adjusting material 15-35 part " Proportionality design can be in economizing in raw materials, the product cost of preparing is low, the external crack producing and macropore are abundant, result of use is good, produce economic benefit.
Adopt device and method of the present invention to carry out the preparation of gac or activated coke, simple, incinerator, waste heat boiler and flue gas integrated purification device are added, and these three devices are combined with original device, be designed to the gas circuit of a circulation, the heat that each link produces can be recycled well, has greatly reduced the running cost of equipment, has reached energy-conservation simultaneously and has reduced the object that high-temperature gas discharges.
Preparation facilities and method below in conjunction with accompanying drawing to gac of the present invention or activated coke are described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of the device of preparing gac or activated coke of the present invention.
Embodiment
Gac or an activated coke of utilizing oily sludge to prepare, be made up of the component of following weight part: 15 parts of oily sludges, 60 parts of carbonaceous materials, 35 parts of adjusting materials; Wherein, carbonaceous material is one or more the mixture in bituminous coal, hard coal, coking coal and charcoal, and adjusting material at least comprises the one in following component: pitch, tar, resin, starch.
Preferably, the waste that oily sludge is petrochemical industry; Carbonaceous material is that fineness is 200-325 object powder, fixed carbon content >=60% wherein, and carbonaceous material is that mass ratio is the bituminous coal of 7:3 and the mixture of coking coal.Pitch is the coal tar pitch of softening temperature more than 80 ℃, and tar is coal tar, asphalt content >=50% in coal tar, and water-content≤10%, resin is resol, starch is yam starch.Adjusting material is that mass ratio is the pitch of 1:9 and the mixture of tar.
Gac or an activated coke of utilizing oily sludge to prepare, be made up of the component of following weight part: 45 parts of oily sludges, 30 parts of carbonaceous materials, 15 parts of adjusting materials; Wherein, carbonaceous material is one or more the mixture in bituminous coal, hard coal, coking coal and charcoal, and adjusting material at least comprises the one in following component: pitch, tar, resin, starch.
Preferably, the waste that oily sludge is petrochemical industry; Carbonaceous material is that fineness is 200-325 object powder, fixed carbon content >=60% wherein, and carbonaceous material is that mass ratio is the charcoal of 7:3 and the mixture of coking coal.Pitch is the coal tar pitch of softening temperature more than 80 ℃, and tar is coal tar, asphalt content >=50% in coal tar, and water-content≤10%, resin is resol, starch is yam starch.Adjusting material is that mass ratio is the resin of 4:1 and the mixture of starch.
Gac or an activated coke of utilizing oily sludge to prepare, be made up of the component of following weight part: 28 parts of oily sludges, 45 parts of carbonaceous materials, 22 parts of adjusting materials; Wherein, carbonaceous material is one or more the mixture in bituminous coal, hard coal, coking coal and charcoal, and adjusting material at least comprises the one in following component: pitch, tar, resin, starch.
Preferably, the waste that oily sludge is petrochemical industry; Carbonaceous material is that fineness is 200-325 object powder, fixed carbon content >=60% wherein, and carbonaceous material is that mass ratio is the hard coal of 8:2 and the mixture of bituminous coal.Pitch is the coal tar pitch of softening temperature more than 80 ℃, and tar is coal tar, asphalt content >=50% in coal tar, and water-content≤10%, resin is resol, starch is yam starch.Adjusting material is that mass ratio is the pitch of 1:9 and the mixture of tar.
Embodiment 4
As shown in Figure 1, a kind of device for the preparation of gac in the present invention or activated coke, comprise incinerator 8, waste heat boiler 9, gas cleaning integrating device 10 and the kneading machine 1 being connected successively by pipeline, tablets press 5, dryer 14, charring furnace 6 and activation furnace 7, on dryer 14, be provided with and dry smoke inlet 141, on charring furnace 6, be provided with flammable exhanst gas outlet 601, on activation furnace 7, be provided with the first high-temperature flue gas outlet 701 and steam-in 702; On described incinerator 8, be provided with flammable smoke inlet 801 and the second high-temperature flue gas outlet 802, flammable smoke inlet 801 is connected with flammable exhanst gas outlet 601; On described waste heat boiler 9, be provided with the first high-temperature flue gas entry 903, the second high-temperature flue gas entry 901, vapour outlet 904 and third high temperature exhanst gas outlet 902, the first high-temperature flue gas entry 903 is connected with the first high-temperature flue gas outlet 701, the second high-temperature flue gas entry 901 is connected with the second high-temperature flue gas outlet 802, and vapour outlet 904 is connected with steam-in 702; On described gas cleaning integrating device 10, be provided with third high temperature smoke inlet 101 and the 4th high-temperature flue gas outlet 102, third high temperature smoke inlet 101 is connected with third high temperature exhanst gas outlet 902, the 4th high-temperature flue gas outlet 102 is connected with fume emission pipeline 15, on it, be provided with induced draft fan 11, the outlet of induced draft fan 11 is also connected with the oven dry smoke inlet 141 of dryer 14 by drying flue gas pipeline 13, dries on flue gas pipeline 13 and is provided with gas blower 12.
Be enough to realize on the basis of energy-conserving and environment-protective the preparation of product by above device, on this basis, preferably, device also comprises the oily sludge test tank 2, carbonaceous material test tank 3 and the adjusting material test tank 4 that are connected with kneading machine 1 by pipeline respectively.
Adopt device of the present invention to prepare the method for gac or activated coke, comprise the steps:
Wherein, what make to produce in retort process can enter in incinerator 8 by burning fume, after combustiblesubstance in incinerator 8 in combustion product gases, flue gas passes in waste heat boiler 9, after making waste heat boiler 9 utilize the heat in flue gas, flue gas is passed in flue gas integrated purification device 10, simultaneously, the steam that waste heat boiler 9 produces enters in activation furnace 7, the high-temperature flue gas that activation furnace 7 produces turns back to waste heat boiler 9 and carries out the recycling of heat, flue gas integrated purification device 10 is dried flue gas by forming after the waste heat recovery in flue gas, drying flue gas is drawn by induced draft fan 11, wherein 80～90% oven dry flue gas is to airborne release, the oven dry flue gas of residue 10～20% is passed in dryer 14 by gas blower 12, to dry the waste heat (80～150 ℃) of flue gas for dryer 14, make the drying materials after granulation, save the equipment of independent oven dry, save cost.
Above embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under the prerequisite of spirit not departing from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention, all should fall in the definite protection domain of the claims in the present invention book.
Claims (7)
1. gac or an activated coke of utilizing oily sludge to prepare, is characterized in that: the component by following weight part forms:
Oily sludge 15-45 part, carbonaceous material 30-60 part, adjusting material 15-35 part; Wherein, described carbonaceous material is one or more the mixture in bituminous coal, hard coal, coking coal and charcoal, and described adjusting material at least comprises the one in following component: pitch, tar, resin, starch.
2. gac or the activated coke of utilizing oily sludge to prepare according to claim 1, is characterized in that: the waste that described oily sludge is petrochemical industry; Described carbonaceous material is that fineness is 200-325 object powder, fixed carbon content >=60% wherein, described carbonaceous material is following one in several: the bituminous coal that mass ratio is 7:3 and the mixture of coking coal, mass ratio is the charcoal of 7:3 and the mixture of coking coal, the hard coal that mass ratio is 8:2 and the mixture of bituminous coal.
3. gac or the activated coke of utilizing oily sludge to prepare according to claim 1, it is characterized in that: described pitch is the coal tar pitch of softening temperature more than 80 ℃, described tar is coal tar, asphalt content >=50% in described coal tar, water-content≤10%, described resin is resol, and described starch is yam starch.
4. according to gac or the activated coke of utilizing oily sludge to prepare described in any claim in claim 1～3, it is characterized in that: described adjusting material is that mass ratio is the pitch of 1:9 and the mixture of tar or the mass ratio resin that is 4:1 and the mixture of starch.
5. one kind for the preparation of utilizing gac prepared by oily sludge or the device of activated coke described in any claim in claim 1-4, it is characterized in that: comprise incinerator (8), waste heat boiler (9), gas cleaning integrating device (10) and the kneading machine (1) being connected successively by pipeline, tablets press (5), dryer (14), charring furnace (6) and activation furnace (7), on described dryer (14), be provided with and dry smoke inlet (141), on described charring furnace (6), be provided with flammable exhanst gas outlet (601), on described activation furnace (7), be provided with the first high-temperature flue gas outlet (701) and steam-in (702),
On described incinerator (8), be provided with flammable smoke inlet (801) and the second high-temperature flue gas outlet (802), described flammable smoke inlet (801) is connected with described flammable exhanst gas outlet (601), on described waste heat boiler (9), be provided with the first high-temperature flue gas entry (903), the second high-temperature flue gas entry (901), vapour outlet (904) and third high temperature exhanst gas outlet (902), described the first high-temperature flue gas entry (903) exports (701) with the first high-temperature flue gas and is connected, described the second high-temperature flue gas entry (901) is connected with described the second high-temperature flue gas outlet (802), and described vapour outlet (904) is connected with described steam-in (702), on described gas cleaning integrating device (10), be provided with third high temperature smoke inlet (101) and the 4th high-temperature flue gas outlet (102), described third high temperature smoke inlet (101) is connected with described third high temperature exhanst gas outlet (902), described the 4th high-temperature flue gas outlet (102) is connected with fume emission pipeline (15), on it, be provided with induced draft fan (11), the outlet of described induced draft fan (11) is also connected with the oven dry smoke inlet (141) of described dryer (14) by drying flue gas pipeline (13), on described oven dry flue gas pipeline (13), be provided with gas blower (12).
6. device according to claim 5, is characterized in that: also comprise the oily sludge test tank (2), carbonaceous material test tank (3) and the adjusting material test tank (4) that are connected with described kneading machine (1) by pipeline respectively.
7. adopt device described in claim 5 or 6 to prepare in claim 1-4 and utilize gac prepared by oily sludge or the method for activated coke described in any claim, it is characterized in that: comprise the steps:
Step 1, prepare raw material in proportion, and raw material is carried out to pre-treatment, comprising: the pre-treatment of oily sludge: after ageing dehydration in 60 hours, adopt belt press filtration or plate and frame press filtration further to dewater; The pre-treatment of carbonaceous material: pulverize, wear into 200-325 object powder; The pre-treatment of adjusting material: in proportion pitch, tar, resin and starch after melting are mixed;
Step 2, will be all the raw materials through pre-treatment drop in kneading machines (1), after kneading, adopt tablets press (5) granulation, dryer (14) dry after in the charring furnace (6) of 400-600 ℃ dry distillation charring, activated stove (7) obtains product after 700-1200 ℃ of activation treatment again, as in raw material, contain hard coal as described in product be gac, as raw material is made up of one or more in other raw materials except hard coal, described product is activated coke;
Wherein, what make to produce in retort process can enter in incinerator (8) by burning fume, after combustiblesubstance in described incinerator (8) in combustion product gases, flue gas is passed in waste heat boiler (9), after making described waste heat boiler (9) utilize the heat in flue gas, flue gas is passed into flue gas integrated purification device (10), simultaneously, the steam that described waste heat boiler (9) produces enters in described activation furnace (7), the high-temperature flue gas that described activation furnace (7) produces turns back to described waste heat boiler (9) and carries out the recycling of heat, described flue gas integrated purification device (10) is dried flue gas by forming after the waste heat recovery in flue gas, described oven dry flue gas is drawn by induced draft fan (11), wherein 80～90% oven dry flue gas is to airborne release, the oven dry flue gas of residue 10～20% enters in described dryer (14) by gas blower (12), to dry the waste heat of flue gas for described dryer (14), make the drying materials after described granulation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410152789.2A CN103880007B (en) | 2014-04-16 | 2014-04-16 | Utilize gac or activated coke and preparation facilities thereof and method prepared by oily sludge |
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| CN201410152789.2A CN103880007B (en) | 2014-04-16 | 2014-04-16 | Utilize gac or activated coke and preparation facilities thereof and method prepared by oily sludge |
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| CN103880007B CN103880007B (en) | 2016-06-15 |
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| CN104118876A (en) * | 2014-08-06 | 2014-10-29 | 山东山大能源环境有限公司 | Active coke used for flue gas desulfurization as well as preparation method and device of active coke |
| CN105170127A (en) * | 2015-09-30 | 2015-12-23 | 黎城蓝天燃气开发有限公司 | In-place regenerating activating furnace, system and method for saturated active carbon |
| CN106693833A (en) * | 2017-03-14 | 2017-05-24 | 江苏奥能耐火材料有限公司 | High-temperature environment-friendly and energy-saving granulating system containing aldehydes and other toxic additives and granulating method thereof |
| CN106746470A (en) * | 2017-02-09 | 2017-05-31 | 中国石油大学(华东) | A kind of oily sludge drying and incinerating integrated processing technique |
| CN107188386A (en) * | 2017-07-17 | 2017-09-22 | 北京建筑大学 | A kind of method that utilization sewage plant excess sludge prepares charcoal |
| CN107601804A (en) * | 2017-09-12 | 2018-01-19 | 中国石油天然气集团公司 | A kind of method that self-heating moulding oily sludge pyrolysis prepares adsorbent |
| CN109319780A (en) * | 2018-11-07 | 2019-02-12 | 宁夏翔泰新材料科技有限公司 | A method of producing the activated coke added without coal tar using upright carbonization furnace |
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| CN104118876A (en) * | 2014-08-06 | 2014-10-29 | 山东山大能源环境有限公司 | Active coke used for flue gas desulfurization as well as preparation method and device of active coke |
| CN105170127A (en) * | 2015-09-30 | 2015-12-23 | 黎城蓝天燃气开发有限公司 | In-place regenerating activating furnace, system and method for saturated active carbon |
| CN106746470A (en) * | 2017-02-09 | 2017-05-31 | 中国石油大学(华东) | A kind of oily sludge drying and incinerating integrated processing technique |
| CN106746470B (en) * | 2017-02-09 | 2020-09-11 | 中国石油大学(华东) | Oily sludge drying and burning integrated treatment process |
| CN106693833A (en) * | 2017-03-14 | 2017-05-24 | 江苏奥能耐火材料有限公司 | High-temperature environment-friendly and energy-saving granulating system containing aldehydes and other toxic additives and granulating method thereof |
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