CN103160297A - Ore catalytic bed biomass fast pyrolysis oil-making device - Google Patents
Ore catalytic bed biomass fast pyrolysis oil-making device Download PDFInfo
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- CN103160297A CN103160297A CN2011104073883A CN201110407388A CN103160297A CN 103160297 A CN103160297 A CN 103160297A CN 2011104073883 A CN2011104073883 A CN 2011104073883A CN 201110407388 A CN201110407388 A CN 201110407388A CN 103160297 A CN103160297 A CN 103160297A
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses an ore catalytic bed biomass fast pyrolysis oil-making device. The ore catalytic bed biomass fast pyrolysis oil-making device comprises a charge system, a hot carrier gas system, an ore catalytic bed pyrolysis reactor, a gas-solid separation and carbon collection system, a fractional condensation system and a pyrolysis tail gas treatment system, wherein a biomass raw material in the device is conveyed in the ore catalytic bed pyrolysis reactor via the charge system; a carrier gas is heated by the hot carrier gas system and then enters in the ore catalytic bed pyrolysis reactor; the biomass raw material pyrolyses fast under the catalytic action of the hot carrier gas and an ore bed material; the generated volatile component enters the fractional condensation system with coke and the carrier gas after coke particles are removed by the gas-solid separation and carbon collection system; and the condensable part is adequately condensed into bio-oil under the action of the combined condensing mode of direct spray-cooling and indirect cooling. The pyrolyses tail gas enters in the hot carrier gas system and is used for the auxiliary combustion of a combustor after being treated by the pyrolysis tail gas treatment system. The device is fast in pyrolysis speed, complete in pyrolysis, high in the productivity of biomass oil, good in oil quality, and low in running cost.
Description
Technical field
The invention belongs to the renewable energy technologies Application Areas, relate to a kind of biomass fast pyrogenation liquefaction reaction unit.
Background technology
Developing Biomass oil, there are very abundant raw material resources in China.China is vast in territory, and the region span is large, and hydrothermal resources distributes different, and energy-source plant resource abundant species is various, but effective rate of utilization is low.As the use of modal byproduct stalk in the farm crop production system mainly in animal feed and life in the countryside with can two broad aspect, utilization ratio is low, the problems such as crop straw burning contaminate environment even often occur, and therefore, efficiently utilize the biomass such as stalk significant.
From many Wood Adhesives from Biomass technology, pyrolysis can be that fuel and cost are lower with Wood Adhesives from Biomass comparatively simply, becomes the focus of domestic and international biomass utilization research.The biomass pyrolytic technology can be converted into bio oil with discarded stalk etc., the bio oil that obtains not only can be directly used in burning, and can be by further being processed as the power fuel of alternative diesel oil or gasoline, this liquid fuel sulfur-bearing nitrogen content is all very low, be environmentally friendly fuel, can realize the top grade utilization of low-quality raw materials.Efficiently utilize bio oil not only can save the commercial energy resources such as a large amount of oil, coal, alleviate the demand pressure to the best buy energy.And the discharging of minimizing greenhouse gases, reduced environmental pollution.Therefore, the biomass fast pyrogenation technical study has obtained the great attention of countries in the world, the states such as Canada, Australia, the U.S. have all begun the commercialized running of biomass fast pyrogenation, the units such as domestic Shandong Technology Univ, Zhejiang University, China Science ﹠ Technology University, process study institute of the Chinese Academy of Sciences, Agricultural University Of Shenyang have carried out the research of biomass fast pyrogenation technology, and have obtained certain achievement.
Summary of the invention
The present invention includes charging system, hot carrier gas system, ore catalytic bed pyrolysis reactor, gas solid separation and charcoal gathering system, fractional condensation system and pyrolysis exhaust treatment system forms.this device is sent into the biomass powder raw material in ore catalytic bed pyrolysis reactor with charging system, and carrier gas enters ore catalytic bed pyrolysis reactor after hot carrier gas system heating, make violent heat and mass transfer process occurs in reactor, thermo-cracking occurs to be subjected to fast in biomass material under hot carrier gas and the katalysis of ore bed material, produce volatile matter and coke, volatile matter, coke and carrier gas enter the fractional condensation system together after gas solid separation and charcoal gathering system are removed coke granule, under direct spraying cooling and the indirect cooling condensing mode effect that combines, its condensable part is fully condensed into bio oil.Pyrolysis tail gas enters hot carrier gas system as the burner aid burning after processing through the pyrolysis exhaust treatment system, and the bio-oil of preparation also can partly enter the burning that acts as a fuel of hot carrier gas system the pyrolysis energy is provided.
Description of drawings
Fig. 1 is system architecture schematic diagram of the present invention.
in figure, 1-1, the biomass powder storehouse, 1-2, the biomass entrance lock, 1-3, the adjustable speed helixes feed equipment, 2-1, ore catalytic bed pyrolysis reactor, 2-2, ore bed material, 2-3, the heat-carrying device of air, 2-4, agitate the wind entrance, 2-5, baffle, 3, cyclonic separator, 3-2, collection charcoal case, 4-1, the Venturi primary spraying and cooling device, 4-2, first step spray nozzle, 4-3, second stage spray nozzle, 4-4, first step storage tank, 4-5, oil cooling pump, 5-1, Venturi secondary refrigerating unit, 5-2, the import of secondary cooling source, 5-3, the outlet of secondary cooling source, 5-4, second stage storage tank, 6, exhaust gas processing device.
Embodiment
the present invention's " a kind of ore catalytic bed biomass fast pyrogenation liquefaction device ", comprise with lower component: biomass powder storehouse 1-1, biomass entrance lock 1-2, adjustable speed helixes feed equipment 1-3, ore catalytic bed pyrolysis reactor 2-1, ore bed material 2-2, heat-carrying device of air 2-3, agitate wind entrance 2-4, baffle 2-5, cyclonic separator 3-1, collection charcoal case 3-2, Venturi primary spraying and cooling device 4-1, first step spray nozzle 4-2, second stage spray nozzle 4-3, first step storage tank 4-4, oil cooling pump 4-5, Venturi secondary refrigerating unit 5-1, secondary cooling source import 5-2, secondary cooling source outlet 5-3, second stage storage tank 5-4, exhaust gas processing device 6.In the 1-1 of biomass powder storehouse, after crushed biomass powder is connected to ore catalytic bed pyrolysis reactor 2-1 top after by biomass entrance lock 1-2 and adjustable speed helixes feed equipment 1-3.The heat-carrying gas import of ore catalytic bed pyrolysis reactor 2-1 bottom is connected with heat-carrying device of air 2-3.The outlet of ore catalytic bed pyrolysis reactor 2-1 top is connected with cyclonic separator 3, the pneumatic outlet of cyclonic separator 3 is connected with Venturi primary spraying and cooling device 4-1, and Venturi primary spraying and cooling device 4-1 lower part outlet is connected to first step storage tank 4-4 top.First step storage tank 4-4 is connected with second stage spray nozzle 4-3 with first step spray nozzle 4-2 in Venturi primary spraying and cooling device 4-1 by oil cooling pump 4-5, and the escape pipe on Venturi primary spraying and cooling device 4-1 top is connected with Venturi secondary refrigerating unit 5-1.Under Venturi secondary refrigerating unit 5-1, outlet is connected with second stage storage tank 5-4, and Venturi secondary refrigerating unit 5-1 branch mouth is connected with exhaust gas processing device 6.Storage tank 5-4 outlet in the second stage is connected with heat-carrying device of air 2-3.
The biomass powder raw material is added biomass powder storehouse 1-1, and the biomass powder raw material enters ore catalytic bed pyrolysis reactor 2-1 by entrance lock 1-2 and adjustable speed helixes feed equipment 1-3.in ore catalytic bed pyrolysis reactor 2-1, baffle 2-5 is evenly dispersed in the biomass powder raw material ratio in reactor, ore catalytic bed pyrolysis reactor 2-1 uses 90 degree taper cloth wind modes, reactor institute heat requirement is from heat-carrying device of air 2-3, the agitate wind entrance 2-4 of hot blast bottom ore catalytic bed pyrolysis reactor 2-1 through heat-carrying device of air 2-3 heating enters reactor, baffle 2-5 distributes hot blast in reactor more reasonable, residence time is longer, hot blast heats biomass powder raw material and ore bed material 2-2, ore bed material 2-2 has been heated katalysis and has accelerated the biomass powder pyrolysis.In ore catalytic bed pyrolysis reactor 2-1, temperature is controlled at 450 degrees centigrade～550 degrees centigrade, the gas phase residence time guaranteed in 2 seconds, fast pyrogenation occurs in the biomass powder raw material under ore bed material 2-2 katalysis in reactor, the pyrolysis gas that produces enters cyclonic separator 3-1 by ore catalytic bed pyrolysis reactor 2-1 top exit, and the coke particle separation falls in collection charcoal case 3-2 under centrifugal action.The pyrolysis gas of removing coke granule continues to enter Venturi primary spraying and cooling device 4-1, Venturi primary spraying and cooling device 4-1 adopts spraying process that first step spray nozzle 4-2 and two groups of spray nozzles of second stage spray nozzle 4-3 are set from bottom to top, pyrolysis gas is from bottom to top through two groups of spray nozzle sprays, in pyrolysis gas, the condensible gas part directly is condensed into the liquid first step storage tank 4-4 that flows into, first step storage tank 4-4 bottom meets oil cooling pump 4-5, and the operative liquid bio-oil oil pump 4-5 that is cooled is withdrawn into spray nozzle and serves as heat-eliminating medium.Pyrolysis gas enters Venturi secondary refrigerating unit 5-1 by Venturi primary spraying and cooling device 4-1 top outlet, through Venturi secondary refrigerating unit 5-1 indirect condensing, liquid product under condensation enters second stage storage tank 5-4, and the pyrolysis gas temperature of Venturi secondary refrigerating unit 5-1 outlet is controlled at 35 degrees centigrade～60 degrees centigrade.The fractional condensation mode that the flow that sprays medium and indirect heat exchange medium by adjusting is controlled the condensing temperature of condensed in two stages device can realize the separation of bio-oil lightweight, heavy different components, to improve productive rate and the quality of bio-oil.Pyrolysis is through exhaust gas processing device 6 treatment and supplied heat-carrying device of air 2-3, and the bio-oil of producing simultaneously also can be supplied with heat-carrying device of air 2-3, and the pyrolysis energy is provided after burning.
Claims (10)
1. ore catalytic bed biomass fast pyrogenation liquefaction device, it is characterized in that: it comprises charging system, hot carrier gas system, ore catalytic bed pyrolysis reactor, gas solid separation and charcoal gathering system, fractional condensation system and pyrolysis exhaust treatment system.
2. charging system according to claim 1 is characterized in that:
(1) the biomass entrance lock is arranged at bottom, biomass powder storehouse;
(2) outlet of biomass powder storehouse is connected with the adjustable speed helixes feed equipment.
3. hot carrier gas system according to claim 1 is characterized in that:
(1) outlet is arranged at heat-carrying device of air top, is connected with ore catalytic bed pyrolysis reactor;
(2) the heat-carrying device of air has burner, and burner is connected with second stage storage tank with exhaust gas processing device.
4. ore catalytic bed pyrolysis reactor according to claim 1 is characterized in that:
(1) ore bed material is arranged in ore catalytic bed pyrolysis reactor;
(2) in ore catalytic bed pyrolysis reactor, baffle is arranged;
(3) 90 degree taper cloth wind structures are arranged in ore catalytic bed pyrolysis reactor;
(4) the wind entrance is agitated in ore catalytic bed pyrolysis reactor bottom, is connected with the heat-carrying device of air;
(5) outlet is arranged at ore catalytic bed pyrolysis reactor top, is connected with cyclonic separator.
5. gas solid separation according to claim 1 and charcoal gathering system is characterized in that:
(1) cyclonic separator cylindrical shell middle and upper part has import to be connected with ore catalytic bed pyrolysis reactor;
(2) the cyclonic separator bottom has outlet to be connected with collection charcoal case;
(3) the cyclonic separator top has outlet to be connected with the Venturi primary spraying and cooling device.
6. fractional condensation according to claim 1 system is characterized in that:
(1) import of Venturi primary spraying and cooling device is connected with cyclonic separator;
(2) Venturi primary spraying and cooling device bottom has outlet to be connected with first step storage tank;
(3) first step storage tank is connected with oil cooling pump, and the oil cooling pump the other end is connected with the Venturi primary spraying and cooling device;
(4) Venturi primary spraying and cooling device top exit is connected with Venturi secondary refrigerating unit;
(5) Venturi secondary refrigerating unit bottom has outlet to be connected with second stage storage tank, and the second stage storage tank the other end has outlet to be connected with the burner of heat-carrying device of air;
(6) Venturi secondary refrigerating unit bottom has outlet to be connected with exhaust gas processing device.
7. pyrolysis exhaust treatment system according to claim 1 is characterized in that:
(1) exhaust gas processing device top has import to be connected with Venturi secondary refrigerating unit;
(2) the exhaust gas processing device the other end has outlet to be connected with the burner of heat-carrying device of air.
8. a kind of ore catalytic bed biomass fast pyrogenation liquefaction device according to claim 1 is characterized in that:
Ore catalytic bed pyrolysis reactor adopts the ore catalytic bed technology of agitating, and accelerates biomass powder raw material pyrolysis rate with the katalysis of ore bed material, and reactor temperature is controlled at 450 degrees centigrade～550 degrees centigrade, and the gas phase residence time was controlled in 2 seconds.
9. a kind of ore catalytic bed biomass fast pyrogenation liquefaction device according to claim 1 is characterized in that:
It is cooling that the Venturi primary spraying and cooling device adopts spraying process directly to carry out, and its inside arranges first step spray nozzle and two groups of spray nozzles of second stage spray nozzle from bottom to top; Venturi secondary refrigerating unit adopts indirect cooling method; The pyrolysis gas temperature of Venturi secondary refrigerating unit outlet is controlled at 35 degrees centigrade～60 degrees centigrade.
10. a kind of ore catalytic bed biomass fast pyrogenation liquefaction device according to claim 1 is characterized in that:
The part of the pyrolysis tail gas that exhaust gas processing device was processed enters the burner aid burning of heat-carrying device of air, and the burner that the bio-oil part that second stage storage tank is collected enters the heat-carrying device of air burns, and continues to provide pyrolysis needed heat energy.
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| CN2011104073883A CN103160297A (en) | 2011-12-08 | 2011-12-08 | Ore catalytic bed biomass fast pyrolysis oil-making device |
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| CN2011104073883A CN103160297A (en) | 2011-12-08 | 2011-12-08 | Ore catalytic bed biomass fast pyrolysis oil-making device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106701136A (en) * | 2016-08-26 | 2017-05-24 | 江苏禾能生物科技有限公司 | System for producing oil by rapidly cracking biomass |
| CN108587671A (en) * | 2018-05-21 | 2018-09-28 | 华北电力大学 | A kind of apparatus and method of biomass quick catalysis pyrolysis |
| CN110452729A (en) * | 2019-08-05 | 2019-11-15 | 浙江骐骥环境科技有限公司 | A kind of oil recovery system of RDF pyrolysis gas |
| CN113072970A (en) * | 2021-04-16 | 2021-07-06 | 中国科学技术大学 | System and method for preparing bio-oil by pyrolysis coupling fractional condensation |
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2011
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106701136A (en) * | 2016-08-26 | 2017-05-24 | 江苏禾能生物科技有限公司 | System for producing oil by rapidly cracking biomass |
| CN108587671A (en) * | 2018-05-21 | 2018-09-28 | 华北电力大学 | A kind of apparatus and method of biomass quick catalysis pyrolysis |
| CN108587671B (en) * | 2018-05-21 | 2021-05-21 | 华北电力大学 | Device and method for biomass rapid catalytic pyrolysis |
| CN110452729A (en) * | 2019-08-05 | 2019-11-15 | 浙江骐骥环境科技有限公司 | A kind of oil recovery system of RDF pyrolysis gas |
| CN113072970A (en) * | 2021-04-16 | 2021-07-06 | 中国科学技术大学 | System and method for preparing bio-oil by pyrolysis coupling fractional condensation |
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Application publication date: 20130619 |