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Application and application method of foaming agent in prevention of coking and caking of organic matters during thermal decomposition

An application method and technology of organic matter, applied in the field of thermal decomposition of organic matter, can solve the problems of incomplete decomposition of organic matter, incomplete thermal decomposition, coking, etc., and achieve the effects of low cost, loose structure, and large tailing porosity

Inactive Publication Date: 2020-05-08
MIANYANG YOUPU ENERGY TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] During the thermal decomposition process of organic matter, because the colloid in the organic matter is easy to bond with the thermal decomposition equipment, and then coke and agglomerate, the organic matter cannot be completely decomposed
For example, during the thermal decomposition process of sludge, the colloid in the sludge will bond with metal equipment, and then coke and agglomerate, preventing the transfer of heat, and the thermal decomposition is not complete

Method used

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  • Application and application method of foaming agent in prevention of coking and caking of organic matters during thermal decomposition
  • Application and application method of foaming agent in prevention of coking and caking of organic matters during thermal decomposition
  • Application and application method of foaming agent in prevention of coking and caking of organic matters during thermal decomposition

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] A method for applying a blowing agent to anti-coking and agglomeration of organic matter thermal decomposition, comprising the following steps:

[0028] Take 2620 grams of oil sludge from the Liaohe Oilfield, and 13 grams of potassium stearate modified sodium bicarbonate foaming agent into the testing machine, heat the testing machine, and collect oil, water and steam. Heating started at 9:00 in the morning; at 9:15, the equipment was at 100°C, and a small amount of oil and water was discharged; at 9:55, the temperature was 200°C, and the oil and water continued to be discharged, and the discharged gas was flammable; at 10:25, the temperature was 450°C, and there was still oil vapor Discharge; 10:45 temperature 520 ℃, no oil vapor discharge; 11:10 stop heating.

[0029] The obtained various indicators of oil, water and residue are shown in Table 1:

[0030] Table 1

[0031] residue Oil water noncondensable gas Content of petroleum substances in tail ...

Embodiment 2

[0034] A method for applying a blowing agent to anti-coking and agglomeration of organic matter thermal decomposition, comprising the following steps:

[0035] Mix 2500g of waste engine oil regenerated residue with 25g of iron stearate modified sodium bicarbonate foaming agent into the furnace, and fasten the device;

[0036] Heating starts at 10:19 am;

[0037] 10:29 The temperature rises by 100°C, and no oil vapor is discharged;

[0038] 11:03 The temperature was 400°C, a large amount of gas and oil were discharged;

[0039] 11:30 When the temperature is 500°C, no oil vapor is discharged;

[0040] 11:35 Stop heating and let it cool down;

[0041] Experimental results: the oil production is 1600g, accounting for 64% of the total;

[0042] The various indicators of the obtained oil and residue are shown in Table 2

[0043] Table 2

[0044] Pink carbon Oil Non-condensable gases and impurities 32% 64% 4%

[0045] The gas is combustible; from the at...

Embodiment 3

[0047] A method for applying a blowing agent to anti-coking and agglomeration of organic matter thermal decomposition, comprising the following steps:

[0048] Add 1340g of drilling oil mud and 15g of sodium bicarbonate-silane coupling copolymer foaming agent into the furnace, and fasten the device;

[0049] Heating starts at 12:00 am;

[0050] 12:10 The temperature is 100°C, and the temperature of the high tower is 25°C;

[0051] 12:15 The temperature is 200°C, and the temperature of the high tower is 40°C;

[0052] 12:22 The temperature is 300°C, the temperature of the high tower is 50°C, the surface temperature of the outer wall of the furnace is 426°C, and a small amount of gas is discharged;

[0053] 12:32 The temperature is 400°C, the temperature of the high tower is 45°C, the gas is discharged, and a small amount of oil-water mixture is produced;

[0054] 12:40 The temperature is 450°C, the temperature of the high tower is 40°C, and the surface temperature of the out...

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Abstract

The invention discloses an application method of a foaming agent in prevention of the coking and caking of organic matters during thermal decomposition, belonging to the field of thermal decomposition. The application method comprises the following steps: adding an acid-base regulator into the material containing the organic matters, and regulating the pH value of the material to 7; and adding thefoaming agent into the neutral organic material, feeding the organic material into a pyrolyzing furnace, and carrying out sealed pyrolysis for 0.1-50 hours at a temperature of 100-800 DEG C, whereinthe foaming agent is modified sodium bicarbonate, and the usage amount of the foaming agent is 0.2-2% of the mass of the organic matters. According to the method, harmful gas cannot be generated; thefoaming agent is mixed with the organic matters, so fine holes can be formed in polymer composition in the thermal decomposition process, coking and caking of tailings are prevented, and the granularity and dryness of the discharged tailings are good; and the method is conducted at a low temperature and is low in energy consumption, good in pyrolysis effect and free of secondary pollution.

Description

technical field [0001] The invention relates to the field of thermal decomposition of organic matter, in particular to a method and application of a foaming agent for preventing thermal decomposition, coking and agglomeration of organic matter. Background technique [0002] Hydrocarbons and their derivatives exist in a large amount of organic matter in nature, and can be extracted from organic matter to meet the needs of industrial production, daily life or environmental protection. When hydrocarbons and their derivatives are heated, physical and chemical changes will occur under different temperature conditions. Hydrocarbons and their derivatives can be separated from organic matter as oil and gas. At present, the decomposition of organic matter mainly adopts thermal decomposition. Thermal decomposition can cause chain scission and dehydrogenation of macromolecular hydrocarbons under the conditions of isolation of air and appropriate temperature to produce lower olefins. ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C02F11/10C10L9/10C10L10/04
CPCC02F11/10C10L9/10C10L10/04Y02W10/40
Inventor 陈明晟蒲曼蒲文忠
Owner MIANYANG YOUPU ENERGY TECH CO LTD