CN104923273B - Oil catalysis function material and preparation method thereof - Google Patents
Oil catalysis function material and preparation method thereof Download PDFInfo
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- CN104923273B CN104923273B CN201510394501.7A CN201510394501A CN104923273B CN 104923273 B CN104923273 B CN 104923273B CN 201510394501 A CN201510394501 A CN 201510394501A CN 104923273 B CN104923273 B CN 104923273B
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Abstract
The invention relates to an oil catalysis function material and a preparation method thereof. The technical problems that an existing catalysis material can not effectively improve oil efficiency and is not remarkable in exhaust gas emission improvement effect are solved. The oil catalysis function material is composed of nano-scale Fe2O3, Al2O3, SiO2, CaO, Na2O, MgO, K2O, TiO2, ZrO2, CeO2, Y2O3 and microelements. The invention meanwhile provides the preparation method of the oil catalysis function material. The method can be widely used for the field of oil catalysis.
Description
Technical field
The present invention relates to a kind of catalysis material, specifically a kind of fuel catalytic functional material and preparation method thereof.
Background technology
Into 21 century, auto-pollution is increasingly becoming global problem.As automobile quantity is more and more, use range is got over
Come wider, its negative effect to world environments is also increasing, especially endanger urban environment, cause respiratory system disease,
Cause earth's surface air ozone content too high, increase urban heat land effect, turn to urban environment and deteriorate.
Automobile exhaust pollution is the environmental pollution caused by the waste gas of motor vehicle emission, major pollutants be Hydrocarbon,
Oxynitride, carbon monoxide, sulfur dioxide, lead-containing compounds, benzopyrene and solid particulate matter etc., can cause photochemical fog
Deng.
The existing measure for reducing automobile exhaust pollution and raising fuel efficiency mainly has：(1) change the work side of electromotor
Formula, makes fuel more fully burn；(2) exhaust gas catalytic converter is installed, pollutant are converted into and dirt will not be caused to air
The material of dye is discharged again；(3) replace existing Fossil fuel using clean energy resource.
In the scheme using exhaust gas catalytic converter, catalysis material is key point, and existing catalysis material can not
Fuel efficiency is effectively improved, improves exhaust emissions DeGrain.
The content of the invention
The present invention is exactly can not to effectively improve fuel efficiency, improve exhaust emissions effect not to solve existing catalysis material
A kind of obvious technical problem, there is provided fuel catalytic functional material that can be effectively improved fuel efficiency, improve exhaust emissions effect.
For this purpose, the present invention provides a kind of fuel catalytic functional material, which contains the component of following quality parts ratio：15～18
Part nanoscale Fe2O3, 21～25 parts of Al2O3, 45～50 parts of SiO2, 2～5 parts of CaO, 1.5～3 parts of Na2O, 2～4 parts of MgO, 0.5～
2.5 parts of K2O, 1～3 part of TiO2, 1～3 part of ZrO2, 1～5 part of CeO2, 1～5 part of Y2O3And 1～3 part of trace element；The micro unit
Element composition and quality parts ratio be：The composition and ratio of weight and number of the trace element be：0.2～0.5 part of P, 0～0.2 part
S, 0～0.3 part of Pt, 0～0.1 part of Cr, 0.1～0.3 part of Cu, 0～0.2 part of Ni, 0～0.2 part of Zn, 0～0.1 part of Ag, 0～0.2
Part Sr.
Preferably, the component containing following quality parts ratio of intermediate fuel oil catalysiss material of the present invention：16 parts of nanoscales
Fe2O3, 23 parts of Al2O3, 47 parts of SiO2, 3 parts of CaO, 2 parts of Na2O, 3 parts of MgO, 1.5 parts of K2O, 2 parts of TiO2, 2 parts of ZrO2, 3 parts of CeO2、
3 parts of Y2O3And 2 parts of trace element；The composition and ratio of weight and number of the trace element be：0.4 part of P, 0.1 part of S, 0.2 part of Pt,
0.1 part of Cr, 0.2 part of Cu, 0.1 part of Ni, 0.1 part of Zn, 0.1 part of Ag and 0.1 part of Sr.
Present invention simultaneously provides a kind of preparation method of fuel catalytic functional material, which comprises the steps：(1) will be as follows
The component of quality parts ratio is ready to standby：15～18 parts of nanoscale Fe2O3, 21～25 parts of Al2O3, 45～50 parts of SiO2, 2～5
Part CaO, 1.5～3 parts of Na2O, 2～4 parts of MgO, 0.5～2.5 part of K2O, 1～3 part of TiO2, 1～3 part of ZrO2, 1～5 part of CeO2, 1～
5 parts of Y2O3And 1～3 part of trace element；The composition and quality parts ratio of the trace element be：The composition of the trace element and
Ratio of weight and number is：0.2～0.5 part of P, 0～0.2 part of S, 0～0.3 part of Pt, 0～0.1 part of Cr, 0.1～0.3 part of Cu, 0～0.2
Part Ni, 0～0.2 part of Zn, 0～0.1 part of Ag, 0～0.2 part of Sr；(2) material in step (1) is carried out being broken into powder with pulverizer
Shape granule, is then mixed with water, and the water yield of addition accounts for the 8～10% of water and powdered granule gross mass；Rolled into bowling machine again
Round is then spherical with sand spray machine sand spray surface honeycomb；(3) by the sphere of shaping in step (2) after drying,
Roller drying oven is put into, through drying, high frequency sintering furnace is then put and is sintered, taken out after then lowering the temperature, obtain finished product.
Preferably, described in step (2), powdered granule is a diameter of 7～15 μm.
Preferably, a diameter of 12～15mm of round described in step (2).
Preferably, drying time described in step (3) is 2～3 hours.
Preferably, sintering temperature described in step (3) is 1200～1500 DEG C.
Preferably, sintering time described in step (3) is 5～6 hours.
The invention has the beneficial effects as follows, after the use of fuel catalytic functional material and catalytic unit, make motor vehicle exhaust emission
Pollutant levels are reduced, and wherein HC (Hydrocarbon) concentration of emission reduces 50.5%, CO (carbon monoxide) concentration of emission drop
Low 68.7%, NOx (nitrogen oxides) concentration of emission reduces 38.5%.
Specific embodiment
Embodiment 1
The component of following quality parts ratio is got ready：15 parts of nanoscale Fe2O3, 21 parts of Al2O3, 45 parts of SiO2, 2 parts of CaO,
1.5 parts of Na2O, 4 parts of MgO, 2.5 parts of K2O, 3 parts of TiO2, 3 parts of ZrO2, 5 parts of CeO2, 5 parts of Y2O3And 3 parts of trace element；It is described micro
The composition and quality parts ratio of element be：The composition and ratio of weight and number of the trace element be：0.2 part of P, 0.3 part of Cu, 0.2
Part Ni, 0.2 part of Zn, 0.1 part of Ag, 0.2 part of Sr.
Above-mentioned material is carried out being broken into powdered granule with pulverizer, particle diameter is 7 μm, is then mixed with water, is added
The water yield account for the 8% of water and powdered granule gross mass；Bowling machine rolling balling shape thing, round diameter 12mm, Ran Houyong are used again
Sand spray machine sand spray surface honeycomb it is spherical；
By the sphere of above-mentioned shaping after 24 hours dry, roller drying oven is put into, was dried through 2 hours, so
After put high frequency sintering furnace and be sintered, then 1200 DEG C of sintering temperature, sintering time about 5 hours are cooled to 20 DEG C of taking-ups, obtain
Finished product.
Embodiment 2
The component of following quality parts ratio is got ready：16 parts of nanoscale Fe2O3, 23 parts of Al2O3, 47 parts of SiO2, 3 parts of CaO, 2
Part Na2O, 3 parts of MgO, 1.5 parts of K2O, 2 parts of TiO2, 2 parts of ZrO2, 3 parts of CeO2, 3 parts of Y2O3And 2 parts of trace element；The micro unit
Element composition and ratio of weight and number be：0.4 part of P, 0.1 part of S, 0.2 part of Pt, 0.1 part of Cr, 0.2 part of Cu, 0.1 part of Ni, 0.1 part of Zn,
0.1 part of Ag and 0.1 part of Sr.
Above-mentioned material is carried out being broken into powdered granule with pulverizer, particle diameter is 11 μm, is then mixed with water, is added
The water yield account for the 9% of water and powdered granule gross mass；Bowling machine rolling balling shape thing, round diameter 13mm, Ran Houyong are used again
Sand spray machine sand spray surface honeycomb it is spherical；
By the sphere of above-mentioned shaping after 24 hours dry, roller drying oven is put into, was dried through 2.5 hours,
Then put high frequency sintering furnace to be sintered, 1350 DEG C of sintering temperature, then sintering time about 5.5 hours is cooled to 20 DEG C of taking-ups,
Obtain finished product.
Embodiment 3
The component of following quality parts ratio is got ready：18 parts of nanoscale Fe2O3, 25 parts of Al2O3, 50 parts of SiO2, 5 parts of CaO, 3
Part Na2O, 2 parts of MgO, 0.5 part of K2O, 1 part of TiO2, 1 part of ZrO2, 1 part of CeO2, 1 part of Y2O3And 1 part of trace element；The micro unit
Element composition and quality parts ratio be：The composition and ratio of weight and number of the trace element be：0.5 part of P, 0.2 part of S, 0.3 part
Pt, 0.1 part of Cr, 0.1 part of Cu.
Above-mentioned material is carried out being broken into powdered granule with pulverizer, particle diameter is 15 μm, is then mixed with water, is added
The water yield account for the 10% of water and powdered granule gross mass；Bowling machine rolling balling shape thing, round diameter 15mm, Ran Houyong are used again
Sand spray machine sand spray surface honeycomb it is spherical；
By the sphere of above-mentioned shaping after 24 hours dry, roller drying oven is put into, was dried through 3 hours, so
After put high frequency sintering furnace and be sintered, then 1500 DEG C of sintering temperature, sintering time about 6 hours are cooled to 20 DEG C of taking-ups, obtain
Finished product.
Embodiment 4
The present embodiment be effect of the present invention in terms of test.
1. truck model sectecting：
| Numbering | License plate | Automobile model | Fuel type | Automobile discharge capacity | Distance travelled | Ternary catalyzing unit |
| 1 | Cover BSM807 | Great Wall | 93# gasoline | 1.3T | 87000 | Install |
| 2 | Cover BPB150 | Rui Feng | 93# gasoline | 2.4T | 20000 | Install |
| 3 | Cover BPB160 | Rhizoma Sparganii | 93# gasoline | 2.0T | 57000 | Remove |
| 4 | Cover BM2872 | Rui Feng | 93# gasoline | 2.4T | 106000 | Remove |
Wherein cover BPB160, illiteracy BM2872 and remove three-way catalytic apparatus when tail gas is tested respectively.
Testing location：Company of oily emerging automotive check company limited in packet header.(wherein cover BP and install and fire with catalysiss
Tail gas test case analysis before and after oily catalytic unit).
Detection site：Cloth peaceful motor vehicle detecting center in packet header completes
Test event：HC (Hydrocarbon), CO (carbon monoxide), NOx (nitrogen oxides)
Method of testing and standard：Spark-ignition engine automobile steady state condition method GB18285-2005《Spark-ignition engine vapour
Vehicle exhaust pollutant emission limit and measuring method (Double idle state method and simple condition method)》.
2. emission data analysis
Analyzed according to data above, it can be deduced that such as draw a conclusion：
(1), after wherein covering BSM807 installation fuel catalytic devices, HC (Hydrocarbon) concentration of emission reduces by 36.7%, CO
(carbon monoxide) concentration of emission reduces by 85.7%, NOx (nitrogen oxides) concentration of emission and reduces by 42.8%.
(2), after covering BPB150 installation fuel catalytic devices, HC (Hydrocarbon) concentration of emission reduces by 83.3%, CO (
Carbonoxide) concentration of emission reduction by 80%, NOx (nitrogen oxides) concentration of emission data exception.
(3), after covering BPB160 installation fuel oil catalysts, HC (Hydrocarbon) concentration of emission reduces by 11.6%, a CO (oxygen
Change carbon) concentration of emission reduction by 30.9%, NOx (nitrogen oxides) concentration of emission reduction by 30.3%.
(4), after covering BM2872 installation fuel oil catalysts, HC (Hydrocarbon) concentration of emission reduces by 70.6%, a CO (oxygen
Change carbon) concentration of emission reduction by 78.3%, NOx (nitrogen oxides) concentration of emission reduction by 42.5%.
After four automobiles of comprehensive analysis install fuel oil catalyst, HC (Hydrocarbon) concentration of emission reduces by 50.5%, CO
(carbon monoxide) concentration of emission reduces by 68.7%, NOx (nitrogen oxides) concentration of emission and reduces by 38.5%.
3. conclusion
From the point of view of this detection case, after the use of fuel catalytic functional material and catalytic unit, vehicle exhaust is made really
Concentration of pollution discharge is reduced, and wherein HC (Hydrocarbon) concentration of emission reduces by 50.5%, CO (carbon monoxide) concentration of emission
Reducing by 68.7%, NOx (nitrogen oxides) concentration of emission reduces by 38.5%.
Claims (6)
1. a kind of fuel catalytic functional material, is characterized in that the component containing following quality parts ratio：15～18 parts of nanoscales
Fe2O3, 21～25 parts of Al2O3, 45～50 parts of SiO2, 2～5 parts of CaO, 1.5～3 parts of Na2O, 2～4 parts of MgO, 0.5～2.5 part
K2O, 1～3 part of TiO2, 1～3 part of ZrO2, 1～5 part of CeO2, 1～5 part of Y2O3And 1～3 part of trace element；The trace element
Composition and ratio of weight and number are：0.2～0.5 part of P, 0～0.2 part of S, 0～0.3 part of Pt, 0～0.1 part of Cr, 0.1～0.3 part of Cu, 0
～0.2 part of Ni, 0～0.2 part of Zn, 0～0.1 part of Ag and 0～0.2 part of Sr.
2. fuel catalytic functional material according to claim 1, it is characterised in that the component containing following quality parts ratio：
16 parts of nanoscale Fe2O3, 23 parts of Al2O3, 47 parts of SiO2, 3 parts of CaO, 2 parts of Na2O, 3 parts of MgO, 1.5 parts of K2O, 2 parts of TiO2, 2 parts
ZrO2, 3 parts of CeO2, 3 parts of Y2O3And 2 parts of trace element；The composition and ratio of weight and number of the trace element be：0.4 part of P, 0.1
Part S, 0.2 part of Pt, 0.1 part of Cr, 0.2 part of Cu, 0.1 part of Ni, 0.1 part of Zn, 0.1 part of Ag and 0.1 part of Sr.
3. the preparation method of fuel catalytic functional material as claimed in claim 1, is characterized in that comprising the steps：
（1）The component of following quality parts ratio is ready to standby：15～18 parts of nanoscale Fe2O3, 21～25 parts of Al2O3, 45～
50 parts of SiO2, 2～5 parts of CaO, 1.5～3 parts of Na2O, 2～4 parts of MgO, 0.5～2.5 part of K2O, 1～3 part of TiO2, 1～3 part of ZrO2、1
～5 parts of CeO2, 1～5 part of Y2O3And 1～3 part of trace element；The composition and quality parts ratio of the trace element be：It is described micro
The composition and ratio of weight and number of element be：0.2～0.5 part of P, 0～0.2 part of S, 0～0.3 part of Pt, 0～0.1 part of Cr, 0.1～0.3
Part Cu, 0～0.2 part of Ni, 0～0.2 part of Zn, 0～0.1 part of Ag, 0～0.2 part of Sr；
（2）By step（1）Middle material carries out being broken into powdered granule with pulverizer, is then mixed with water, and the water yield of addition accounts for water
With the 8～10% of powdered granule gross mass；Bowling machine rolling balling shape thing is used again, then with sand spray machine sand spray surface honeycomb
It is spherical；
（3）By step（2）The sphere of middle shaping is put into drying oven after drying, and through drying, then puts high frequency sintering furnace
It is sintered, temperature-rise period：Open sintering furnace to be put in the sintering furnace that four sides can heat the catalysiss material dried, stove
Multilamellar is inside put, 1200 ~ 1500 DEG C are then heated to, constant temperature is kept, is closed after 5～6 hours after power supply keeps Temperature fall and is taken
Go out, obtain finished product.
4. the preparation method of fuel catalytic functional material according to claim 3, it is characterised in that step（2）Described in powder
Shape particle diameter is 7～15 μm.
5. the preparation method of fuel catalytic functional material according to claim 3, it is characterised in that step（2）Described in ball
A diameter of 12 ~ 15 mm of shape thing.
6. the preparation method of fuel catalytic functional material according to claim 3, it is characterised in that step（3）Described in dry
The dry time is 2～3 hours.
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| CN117646896B (en) * | 2024-01-29 | 2024-04-12 | 东北大学 | Self-heat-exchanging device for catalytic reduction of pollutants, heat-exchanging ceramic balls and combustor |
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