Regulation and control testing device for preparation of bio-oil through quick thermal cracking of biomass

A thermal cracking and bio-oil technology, which is applied in the preparation of liquid hydrocarbon mixtures, biofuels, petroleum industry, etc., can solve the problems of high cost, unsatisfactory industrial application, and poor quality of bio-oil, etc., to overcome insufficient condensation Effect

Inactive Publication Date: 2011-04-13
BEIJING FORESTRY UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the quality of bio-oil is poor (low calorific value, poor stability, strong acidity, easy to be oxidized, etc.), so its utilization is relatively difficult, so that the industrial application of this technology is not ideal
In order to improve the quality of bio-oil, t

Method used

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  • Regulation and control testing device for preparation of bio-oil through quick thermal cracking of biomass
  • Regulation and control testing device for preparation of bio-oil through quick thermal cracking of biomass

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0064] The on-line regulation device of biomass rapid pyrolysis bio-oil with a processing capacity of 1kg / h is used to process larch sawdust to study the orientation and on-line regulation of bio-oil, and the fixed bed is filled with SBA-15 mesoporous molecular sieves.

[0065] Its concrete technological operation is as follows:

[0066] Adjust the heating furnace, set the temperature in the fluidized bed pyrolysis reactor to 550°C, the temperature in the fixed bed pyrolysis reactor to 450°C, the bed material in the fluidized bed is quartz sand, and fill the fixed bed with 30ml of SBA-15 Porous molecular sieve catalyst. Turn on the circulating fan and adjust the circulating air volume in the pipeline to 6m 3 / h, open the valve in the connecting pipeline, and run the fluidizing gas circulation system. Open the circulating baths of the condensers at all levels, set the condensation temperature at each level, and run the condensation system. After the fluidized bed pyrolysis

Embodiment 2

[0068] The on-line regulation device of biomass rapid pyrolysis bio-oil with a processing capacity of 1kg / h is used to process larch sawdust,

[0069] To study the directional and on-line regulation of bio-oil, the fixed bed is filled with HZSM-5 microporous molecular sieve.

[0070] Its concrete technological operation is as follows:

[0071] Adjust the heating furnace, set the temperature in the fluidized bed pyrolysis reactor to 550°C, the temperature in the fixed bed pyrolysis reactor to 450°C, the bed material in the fluidized bed is quartz sand, and the fixed bed is filled with 30ml of HZSM-5 micro Porous molecular sieve catalyst. Turn on the circulating fan and adjust the circulating air volume in the pipeline to 6m 3 / h, open the valve in the connecting pipeline, and run the fluidizing gas circulation system. Open the circulating baths of the condensers at all levels, set the condensation temperature at each level, and run the condensation system. After the fluidiz

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Abstract

The invention relates to a regulation and control testing device for preparation of bio oil through quick thermal cracking of biomass and belongs to the technical field of biomass recycling and energy equipment. The device comprises a fluidized bed pyrolysis reactor, a fixed bed thermal cracking reactor, two multi-path sampling valves, two gas chromatographs, a three-level condenser, three oil tanks and other parts. The device has the testing functions of quick pyrolysis, catalytic pyrolysis, on-line analysis and regulation and control, grading controlled condensation and the like, has a compact structure, works stably, can perform full component analysis and catalyst evaluation of pyrolysis gas, can reliably perform quantitative analysis and can effectively perform regulation and controltests of the preparation of the bio oil through quick thermal cracking of the biomass.

Description

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Claims

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Application Information

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Owner BEIJING FORESTRY UNIVERSITY
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