Production method of Armeniaca sibirica biodiesel
A biodiesel and production method technology, applied in biofuels, chemical instruments and methods, petroleum industry, etc., can solve the problems of secondary pollution by-products, low catalytic efficiency, long reaction time, etc., to solve energy crisis and environmental pollution problems, high catalytic efficiency, and large reaction interface
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Embodiment 1
[0022] The magnetic nano-catalyst used in this embodiment is B 2 o 3 -Fe 3 o 4 . Its preparation method comprises the following steps:
[0023] a. Magnetic Fe 3 o 4 Preparation of nanospheres: FeCl with a mass ratio of 1:2 2 and FeCl 3 Dissolve in distilled water, feed in nitrogen, stir at 300r / min, add ammonia water drop by drop to pH 12; then control the temperature at 60°C and 100r / min, stir for 1h, cool to room temperature after reaction, use Magnetic adsorption to collect Fe 3 o 4 The particles were washed with distilled water until neutral, and dried in vacuum at 70°C for 3 hours to obtain magnetic Fe 3 o 4 Nano microspheres, the particle size of the microspheres is 58nm.
[0024] b.B 2 o 3 -Fe 3 o 4 Preparation of magnetic nano-catalyst: Add magnetic Fe3O4 nano-microspheres and boron nitrate solution with a mass ratio of 1:8 to an ultrasonic stirrer, then add ethanol with a mass ratio of 1:20 to the magnetic Fe3O4 nano-microspheres, at a speed of 300r / ...
Embodiment 2
[0031] The magnetic nano-catalyst used in this embodiment is ZrO 2 -Fe 3 o 4 . Its preparation method comprises the following steps:
[0032] a. Magnetic Fe 3 o 4 Preparation of nanospheres: FeCl with a mass ratio of 1:3 2 and FeCl 3Dissolve in distilled water, feed nitrogen, stir at 800r / min, add ammonia water drop by drop until the pH value is 11; then control the temperature to 78°C, rotate at 250r / min, stir for 1.5h, cool to room temperature after reaction, Fe collection by magnetite adsorption 3 o 4 The particles were washed with distilled water until neutral, and dried in vacuum at 80°C for 2 hours to obtain magnetic Fe 3 o 4 Nano microspheres, the particle size of the microspheres is 45nm.
[0033] b.ZrO 2 -Fe 3 o 4 Preparation of magnetic nanocatalysts: Add magnetic Fe3O4 nanospheres and zirconium nitrate solution with a mass ratio of 1:12 to an ultrasonic stirrer, and then add 3 o 4 Ethanol with a mass ratio of nanospheres of 1:25, at a speed of 400r / m...
Embodiment 3
[0039] The magnetic nano-catalyst used in this embodiment is Al 2 o 3 -Fe 3 o 4 . Its preparation method comprises the following steps:
[0040] a. Magnetic Fe 3 o 4 Preparation of nanospheres: FeCl with a mass ratio of 1:2.5 2 and FeCl 3 Dissolve in distilled water, feed nitrogen, stir at 500r / min, add ammonia water drop by drop to pH 12; then control the temperature at 70°C and 150r / min, stir for 1h, cool to room temperature after reaction, use Magnetic adsorption to collect Fe 3 o 4 The particles were washed with distilled water until neutral, and dried in vacuum at 75°C for 2 hours to obtain magnetic Fe 3 o 4 Nano microspheres, the particle size of the microspheres is 51nm.
[0041] b.Al 2 o 3 -Fe 3 o 4 Preparation of magnetic nanocatalysts: magnetic Fe with a mass ratio of 1:10 3 o 4 Nano-microspheres and aluminum sulfate solution were added to the ultrasonic stirrer, and then added with magnetic Fe 3 o 4 Add ethanol with a mass ratio of nanospheres of...
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