CN109851323A - A kind of haydite and preparation method thereof using the preparation of oily sludge Thermal desorption residue - Google Patents
A kind of haydite and preparation method thereof using the preparation of oily sludge Thermal desorption residue Download PDFInfo
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- CN109851323A CN109851323A CN201811639194.4A CN201811639194A CN109851323A CN 109851323 A CN109851323 A CN 109851323A CN 201811639194 A CN201811639194 A CN 201811639194A CN 109851323 A CN109851323 A CN 109851323A
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- thermal desorption
- oily sludge
- residue
- haydite
- sludge thermal
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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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The present invention provides a kind of haydite and preparation method thereof using the preparation of oily sludge Thermal desorption residue, the oily sludge Thermal desorption residue preparation haydite by 45%~50% greasy dirt Thermal desorption residue, 35%~40% flyash, 10%~20% scrap glass powder roast.Haydite using the preparation of oily sludge Thermal desorption residue of the invention is using oily sludge Thermal desorption residue as primary raw material, cooperate flyash and scrap glass powder, it prepares light, porosity is high, cylindrical compress strength is high, the low haydite low with water absorption rate of bulk density, the application approach of oily sludge Thermal desorption residue is widened, resource utilization for oily sludge remaining solid phase after processing finds new direction, the utilization rate of oily sludge Thermal desorption residue is up to 50% in the present invention, solve the existing effective disposition and the halfway significant technology issues of safe utilization to oily sludge Thermal desorption residue of current China oil field sustainable development, with good social benefit and economic benefit.
Description
Technical field
The present invention relates to ceramic particle technology field, in particular to it is a kind of using oily sludge Thermal desorption residue preparation haydite and
Preparation method.
Background technique
Haydite, the i.e. particle of ceramic, with excellent performance, if density is low, cylindrical compress strength is high, porosity is high, softening
Coefficient is high, frost resistance is good, alkali resistant aggregate reaction is excellent etc., and especially because its density is small, internal porous, form, ingredient are more equal
One, and have some strength and robustness, make it have the multi-functional spy such as light, corrosion-resistant, freeze proof, antidetonation and good insulating
Point.Because of haydite, these excellent performances, are widely used in building materials, gardening, food and drink, flame-proof thermal insulation material, chemical industry, petroleum
Equal fields.
Oily sludge is the solid waste generated during oil exploitation, transport, refining and oily waste water treatment etc., by
It is included in Hazardous Waste List (HW08), and " national promotion law on cleaner production " requirement must be to oily sludge harmless treatment.Through
After prior art processing, oily sludge still can leave the solid residue of a large amount of oil-containing 2%, i.e. oily sludge Thermal desorption is residual
How slag is effectively disposed wherein containing a large amount of heavy metal and safe utilization oily sludge Thermal desorption residue is that oil field is sustainable
Develop one of key problem urgently to be resolved.Mainly there is following manner for the processing of oily sludge Thermal desorption residue at present: right
In solid content height, the less oily sludge Thermal desorption residue of oil content, generally by being used as oil field after adding reinforcing agent allotment
The roadbed auxiliary material application of well stop；, calorific value lower oily sludge Thermal desorption residue not high for solid content is general through preliminary
After desiccation, depth burial is carried out.It can be seen that oily sludge Thermal desorption from the disposal options of the above oily sludge Thermal desorption residue
Residue acts substantially as auxiliary material and depth is buried, but above-mentioned disposal options are physics disposition, are not consolidated heavy metal ion
Change, cannot fundamentally solve the pollution problem of the heavy metal ion in oily sludge Thermal desorption residue, while above-mentioned disposition side
The utilization rate of method oily sludge Thermal desorption residue is low, not can solve oily sludge Thermal desorption residue at this stage and increases significantly and bring
Disposition is difficult, the big problem of pollution.
Summary of the invention
In view of this, the present invention is directed to propose a kind of haydite prepared using oily sludge Thermal desorption residue, existing to solve
The problem for having oily sludge Thermal desorption residue utilization rate low.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of haydite prepared using oily sludge Thermal desorption residue, it is as mass fraction, described to utilize oily sludge heat
Parse residue preparation haydite by 45%~50% greasy dirt Thermal desorption residue, 35%~40% flyash, 10%~
20% scrap glass powder roasts.
Optionally, the fineness of the scrap glass powder tails over≤20% for 325 meshes.
Optionally, the oily sludge Thermal desorption residue is the solid of oil content≤2% after Thermal desorption method is processed
Residue.
Optionally, the scrap glass powder is sodium silicate glass powder.
Optionally, the flyash is II grades of flyash.
The above-mentioned haydite prepared using oily sludge Thermal desorption residue is prepared another object of the present invention is to provide a kind of
Method, the preparation method the following steps are included:
1) the oily sludge Thermal desorption residue is levigate, obtain oily sludge Thermal desorption residue powder；
2) the oily sludge Thermal desorption residue powder, the flyash, the scrap glass powder are mixed, obtains mixture
A；
3) the mixture A is granulated, obtains raw material ball.
4) raw material ball is dried, pre-burning, roasting, cooling, is made and is prepared using oily sludge Thermal desorption residue
Haydite.
Optionally, the fineness of oily sludge Thermal desorption residue powder described in the step 1) be the tailing over of 45 μm of square hole screens≤
25%.
Optionally, the partial size of raw material ball described in the step 3) is 5~15mm, and moisture content is 28~35%.
Optionally, the drying temperature of drying described in the step 4) is 105 DEG C~110 DEG C, and drying time is 4~8h；
The calcined temperature of pre-burning described in the step 4) is 400 DEG C~600 DEG C, and burn-in time is 5~10min, the heating speed of pre-burning
Rate is 10 DEG C/min；The maturing temperature of roasting described in the step 4) be 1200 DEG C~1250 DEG C, calcining time be 10~
30min, the heating rate of roasting are 10 DEG C/min.
Compared with the existing technology, the haydite of the present invention using the preparation of oily sludge Thermal desorption residue has following excellent
Gesture:
1, the haydite of the invention using the preparation of oily sludge Thermal desorption residue is main with oily sludge Thermal desorption residue
Raw material cooperates flyash and scrap glass powder, prepares that light, porosity is high, cylindrical compress strength is high, bulk density is low and water absorption rate
Low haydite has widened the application approach of oily sludge Thermal desorption residue, is the resource of oily sludge remaining solid phase after processing
Change using finding new direction, the utilization rate of oily sludge Thermal desorption residue is up to 50% in the present invention, solve it is current I
The existing effective disposition and the halfway great skill of safe utilization to oily sludge Thermal desorption residue of state's oil field sustainable development
Art problem has good social benefit and economic benefit.
2, it is of the invention using oily sludge Thermal desorption residue preparation haydite during the preparation process, oily sludge Thermal desorption
Heavy metal ion in residue can be solidly soluted into clinker mineral, form strong associative key with mineral intermediate ion, in use
It is not easy to dissolve out, prevents oily sludge Thermal desorption residue when being handled with existing processing method, secondary dirt is generated to ecological environment
The risk of dye.
3, it is of the invention using oily sludge Thermal desorption residue preparation haydite in scrap glass powder addition, significantly change
Internal physicochemical change during ceramsite sintering, the liquid phase generated after glass melting can wrap up gas, reduce gas
It overflows, contributes to form porous structure, significantly reduce haydite density, while melten glass powder is also used as base phase and is effectively promoted
The intensity of haydite.
4, the preparation method of the haydite of the invention using the preparation of oily sludge Thermal desorption residue is simple, is easy to industrial metaplasia
It produces.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
Below in conjunction with embodiment, the present invention will be described in detail.
Embodiment 1
A kind of haydite prepared using oily sludge Thermal desorption residue, is made especially by following steps:
1) oily sludge Thermal desorption residue investment ball mill is levigate, obtaining fineness is that 45 μm of square hole screens tail over≤25%
Oily sludge Thermal desorption residue powder, wherein oily sludge Thermal desorption residue be after Thermal desorption method is processed oil content≤
2% solid residue；
2) as mass fraction, 50% oily sludge Thermal desorption residue powder, 40% flyash, 10% scrap glass powder are thrown
Enter to mixing device and be uniformly mixed, obtain mixture A, wherein flyash is II grades of flyash, and scrap glass powder is daily discarded
Sodium silicate glass be prepared through techniques such as broken, grindings, and the fineness of scrap glass powder be the tailing over of 325 meshes≤
20%；
3) mixture A is granulated using double roller compaction granulator, obtain partial size be 5~15mm, moisture content be 28~
35% raw material ball；
4) raw material ball feeding rotary kiln is dried, pre-burning, roasting, wherein drying temperature is 105 DEG C, drying time
For 4h, calcined temperature is 600 DEG C, burn-in time 10min, and maturing temperature is 1250 DEG C, calcining time 10min, pre-burning and
The heating rate of roasting is 10 DEG C/min, cooling after roasting, and the residual using oily sludge Thermal desorption of the present embodiment is made
The haydite of slag preparation.
The bulk density of the haydite using the preparation of oily sludge Thermal desorption residue of the present embodiment is 593kg/m3, voidage
45.9%, cylindrical compress strength 5.49Mpa, 1h water absorption rate 2.17%, physical properties meet " GB/T 17431.1-2010
Light-weight aggregate and its test method " in requirement to light-weight aggregate.
Embodiment 2
A kind of haydite prepared using oily sludge Thermal desorption residue, is made especially by following steps:
1) oily sludge Thermal desorption residue investment ball mill is levigate, obtaining fineness is that 45 μm of square hole screens tail over≤25%
Oily sludge Thermal desorption residue powder, wherein oily sludge Thermal desorption residue be after Thermal desorption method is processed oil content≤
2% solid residue；
2) as mass fraction, 45% oily sludge Thermal desorption residue powder, 35% flyash, 20% scrap glass powder are thrown
Enter to mixing device and be uniformly mixed, obtain mixture A, wherein flyash is II grades of flyash, and scrap glass powder is daily discarded
Sodium silicate glass be prepared through techniques such as broken, grindings, and the fineness of scrap glass powder be the tailing over of 325 meshes≤
20%；
3) mixture A is granulated using double roller compaction granulator, obtain partial size be 5~15mm, moisture content be 28~
35% raw material ball；
4) raw material ball feeding rotary kiln is dried, pre-burning, roasting, wherein drying temperature is 105 DEG C, drying time
For 4h, calcined temperature is 400 DEG C, burn-in time 5min, and maturing temperature is 1200 DEG C, calcining time 10min, pre-burning and roasting
The heating rate of burning is 10 DEG C/min, cooling after roasting, and the present embodiment is made utilizes oily sludge Thermal desorption residue
The haydite of preparation.
The bulk density of the haydite using the preparation of oily sludge Thermal desorption residue of the present embodiment is 383kg/m3, voidage
50.2%, cylindrical compress strength 2.27Mpa, 1h water absorption rate 4.5%, physical properties meet that " GB/T17431.1-2010 is light
Gather materials and its test method " in requirement to light-weight aggregate.
Embodiment 3
A kind of haydite prepared using oily sludge Thermal desorption residue, is made especially by following steps:
1) oily sludge Thermal desorption residue investment ball mill is levigate, obtaining fineness is that 45 μm of square hole screens tail over≤25%
Oily sludge Thermal desorption residue powder, wherein oily sludge Thermal desorption residue be after Thermal desorption method is processed oil content≤
2% solid residue；
2) as mass fraction, 50% oily sludge Thermal desorption residue powder, 35% flyash, 15% scrap glass powder are thrown
Enter to mixing device and be uniformly mixed, obtain mixture A, wherein flyash is II grades of flyash, and scrap glass powder is daily discarded
Sodium silicate glass be prepared through techniques such as broken, grindings, and the fineness of scrap glass powder be the tailing over of 325 meshes≤
20%；
3) mixture A is granulated using double roller compaction granulator, obtain partial size be 5~15mm, moisture content be 28~
35% raw material ball；
4) raw material ball feeding rotary kiln is dried, pre-burning, roasting, wherein drying temperature is 105 DEG C, drying time
For 4h, calcined temperature is 500 DEG C, burn-in time 10min, and maturing temperature is 1220 DEG C, calcining time 10min, pre-burning and
The heating rate of roasting is 10 DEG C/min, cooling after roasting, and the residual using oily sludge Thermal desorption of the present embodiment is made
The haydite of slag preparation.
The bulk density of the haydite using the preparation of oily sludge Thermal desorption residue of the present embodiment is 481kg/m3, voidage
47.6%, cylindrical compress strength 3.72Mpa, 1h water absorption rate 3.9%, physical properties meet that " GB/T17431.1-2010 is light
Gather materials and its test method " in requirement to light-weight aggregate.
Embodiment 4
A kind of haydite prepared using oily sludge Thermal desorption residue, is made especially by following steps:
1) oily sludge Thermal desorption residue investment ball mill is levigate, obtaining fineness is that 45 μm of square hole screens tail over≤25%
Oily sludge Thermal desorption residue powder, wherein oily sludge Thermal desorption residue be after Thermal desorption method is processed oil content≤
2% solid residue；
2) as mass fraction, 45% oily sludge Thermal desorption residue powder, 40% flyash, 15% scrap glass powder are thrown
Enter to mixing device and be uniformly mixed, obtain mixture A, wherein flyash is II grades of flyash, and scrap glass powder is daily discarded
Sodium silicate glass be prepared through techniques such as broken, grindings, and the fineness of scrap glass powder be the tailing over of 325 meshes≤
20%；
3) mixture A is granulated using double roller compaction granulator, obtain partial size be 5~15mm, moisture content be 28~
35% raw material ball；
4) raw material ball feeding rotary kiln is dried, pre-burning, roasting, wherein drying temperature is 105 DEG C, drying time
For 4h, calcined temperature is 500 DEG C, burn-in time 10min, and maturing temperature is 1250 DEG C, calcining time 30min, pre-burning and
The heating rate of roasting is 10 DEG C/min, cooling after roasting, and the residual using oily sludge Thermal desorption of the present embodiment is made
The haydite of slag preparation.
The bulk density of the haydite using the preparation of oily sludge Thermal desorption residue of the present embodiment is 415kg/m3, voidage
48.8%, cylindrical compress strength 2.78Mpa, 1h water absorption rate 2.67%, physical properties meet " GB/T 17431.1-2010
Light-weight aggregate and its test method " in requirement to light-weight aggregate.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of haydite prepared using oily sludge Thermal desorption residue, which is characterized in that as mass fraction, the utilization contains
Greasy dirt Thermal desorption residue preparation haydite by 45%~50% greasy dirt Thermal desorption residue, 35%~40% flyash,
10%~20% scrap glass powder roasts.
2. the haydite according to claim 1 prepared using oily sludge Thermal desorption residue, which is characterized in that described discarded
The fineness of glass powder tails over≤20% for 325 meshes.
3. the haydite according to claim 1 prepared using oily sludge Thermal desorption residue, which is characterized in that the oil-containing
Sludge hot parses the solid residue that residue is oil content≤2% after Thermal desorption method is processed.
4. the haydite according to claim 1 prepared using oily sludge Thermal desorption residue, which is characterized in that described discarded
Glass powder is sodium silicate glass powder.
5. the haydite according to claim 1 prepared using oily sludge Thermal desorption residue, which is characterized in that the fine coal
Ash is II grades of flyash.
6. the method for preparing the haydite described in any one of claims 1 to 5 using the preparation of oily sludge Thermal desorption residue,
It is characterized in that, comprising the following steps:
1) the oily sludge Thermal desorption residue is levigate, obtain oily sludge Thermal desorption residue powder；
2) the oily sludge Thermal desorption residue powder, the flyash, the scrap glass powder are mixed, obtains mixture A；
3) the mixture A is granulated, obtains raw material ball；
4) raw material ball is dried, pre-burning, roasting, cooling, the pottery using the preparation of oily sludge Thermal desorption residue is made
Grain.
7. according to claim ask 6 described in using oily sludge Thermal desorption residue prepare haydite preparation method, feature
It is, the fineness of oily sludge Thermal desorption residue powder described in the step 1) is that 45 μm of square hole screens tail over≤25%.
8. according to claim ask 6 described in using oily sludge Thermal desorption residue prepare haydite preparation method, feature
It is, the partial size of raw material ball described in the step 3) is 5~15mm, and moisture content is 28~35%.
9. according to claim ask 6 described in using oily sludge Thermal desorption residue prepare haydite preparation method, feature
It is, the drying temperature of drying described in the step 4) is 105 DEG C~110 DEG C, and drying time is 4~8h；The step 4)
Described in the calcined temperature of pre-burning be 400 DEG C~600 DEG C, burn-in time is 5~10min, the heating rate of pre-burning is 10 DEG C/
min；The maturing temperature of roasting described in the step 4) is 1200 DEG C~1250 DEG C, and calcining time is 10~30min, roasting
Heating rate is 10 DEG C/min.
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| CN201811639194.4A CN109851323A (en) | 2018-12-29 | 2018-12-29 | A kind of haydite and preparation method thereof using the preparation of oily sludge Thermal desorption residue |
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| CN109851323A true CN109851323A (en) | 2019-06-07 |
Family
ID=66893331
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112919879A (en) * | 2021-04-27 | 2021-06-08 | 陕西中禾天成环保科技有限公司 | Method for preparing high-strength ceramsite from oil sludge |
| CN113003970A (en) * | 2021-03-11 | 2021-06-22 | 重庆昊磐节能科技有限公司 | Oil sludge ceramsite light aggregate and preparation method thereof |
| CN113105137A (en) * | 2021-03-17 | 2021-07-13 | 重庆大学 | Method for preparing artificial aggregate green pellets by utilizing oil sludge pyrolysis residues |
| CN113149493A (en) * | 2021-03-17 | 2021-07-23 | 重庆大学 | Method for preparing artificial light aggregate by utilizing oil sludge pyrolysis residues |
| CN113307652A (en) * | 2021-06-10 | 2021-08-27 | 深圳星河环境股份有限公司 | Method for preparing ceramsite by using oil-containing sludge and industrial solid waste |
| CN114426429A (en) * | 2020-09-02 | 2022-05-03 | 中国石油化工股份有限公司 | Filling sand mixture, ceramsite filling sand, and preparation method and application thereof |
| CN115215636A (en) * | 2022-08-19 | 2022-10-21 | 安徽美琛生态科技有限公司 | Method for preparing ceramsite by using oily sludge |
| CN115304353A (en) * | 2022-08-10 | 2022-11-08 | 甘肃新鑫能源工程有限公司 | Method and device for preparing ceramsite from tailings based on pyrolysis of oily sludge |
| CN115403402A (en) * | 2022-04-14 | 2022-11-29 | 正升环境科技股份有限公司 | Method for preparing ceramsite from oily sludge |
| CN115677373A (en) * | 2022-10-26 | 2023-02-03 | 定边县冠博环保科技有限公司 | Method for preparing ceramsite sand by using tank cleaning oil sludge |
| CN116496099A (en) * | 2023-04-28 | 2023-07-28 | 天津水泥工业设计研究院有限公司 | Oil sludge ceramsite and preparation method thereof |
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| CN114426429A (en) * | 2020-09-02 | 2022-05-03 | 中国石油化工股份有限公司 | Filling sand mixture, ceramsite filling sand, and preparation method and application thereof |
| CN113003970A (en) * | 2021-03-11 | 2021-06-22 | 重庆昊磐节能科技有限公司 | Oil sludge ceramsite light aggregate and preparation method thereof |
| CN113105137A (en) * | 2021-03-17 | 2021-07-13 | 重庆大学 | Method for preparing artificial aggregate green pellets by utilizing oil sludge pyrolysis residues |
| CN113149493A (en) * | 2021-03-17 | 2021-07-23 | 重庆大学 | Method for preparing artificial light aggregate by utilizing oil sludge pyrolysis residues |
| CN112919879A (en) * | 2021-04-27 | 2021-06-08 | 陕西中禾天成环保科技有限公司 | Method for preparing high-strength ceramsite from oil sludge |
| CN113307652A (en) * | 2021-06-10 | 2021-08-27 | 深圳星河环境股份有限公司 | Method for preparing ceramsite by using oil-containing sludge and industrial solid waste |
| CN115403402A (en) * | 2022-04-14 | 2022-11-29 | 正升环境科技股份有限公司 | Method for preparing ceramsite from oily sludge |
| CN115304353A (en) * | 2022-08-10 | 2022-11-08 | 甘肃新鑫能源工程有限公司 | Method and device for preparing ceramsite from tailings based on pyrolysis of oily sludge |
| CN115215636A (en) * | 2022-08-19 | 2022-10-21 | 安徽美琛生态科技有限公司 | Method for preparing ceramsite by using oily sludge |
| CN115677373A (en) * | 2022-10-26 | 2023-02-03 | 定边县冠博环保科技有限公司 | Method for preparing ceramsite sand by using tank cleaning oil sludge |
| CN115677373B (en) * | 2022-10-26 | 2023-12-26 | 定边县冠博环保科技有限公司 | Method for preparing ceramic sand from clear tank oil sludge |
| CN116496099A (en) * | 2023-04-28 | 2023-07-28 | 天津水泥工业设计研究院有限公司 | Oil sludge ceramsite and preparation method thereof |
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