A method for culturing algae comprising, forming an emulsion comprising a gaseous stream and a media utilizing a high shear device, wherein the emulsion comprises gas bubbles, and wherein the high shear device comprises at least one toothed rotor and at least one stator; introducing the emulsion int
A method for culturing algae comprising, forming an emulsion comprising a gaseous stream and a media utilizing a high shear device, wherein the emulsion comprises gas bubbles, and wherein the high shear device comprises at least one toothed rotor and at least one stator; introducing the emulsion into a bioreactor; and introducing an algae into the bioreactor for growing the algae culture. Additionally, a method for producing liquids from an algae culture, the method comprising forming an emulsion comprising a buffer and algal components, wherein the emulsion comprises algal component globules; separating algal hydrocarbons; and processing algal hydrocarbons to form liquid hydrocarbons. Additionally, a system for producing liquids from an algae culture comprising at least one high shear device.
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1. A method for alga-culture, the method comprising: forming a mixture of a gaseous stream and a media steam comprising nutrients for algae growth;forming an emulsion by introducing the mixture into a high shear device and therein subjecting the mixture to a shear rate of at least 20,000 s−1, wherei
1. A method for alga-culture, the method comprising: forming a mixture of a gaseous stream and a media steam comprising nutrients for algae growth;forming an emulsion by introducing the mixture into a high shear device and therein subjecting the mixture to a shear rate of at least 20,000 s−1, wherein the emulsion comprises gas bubbles with a mean diameter of less than about 5 μm, and wherein the high shear device comprises at least one toothed rotor and at least one stator;introducing the emulsion into a bioreactor; andintroducing an algae into the bioreactor for culturing the algae culture. 2. The method of claim 1 wherein the gaseous stream comprises gases chosen from carbon dioxide, nitrogen, oxygen, atmospheric gases, and combinations thereof. 3. The method of claim 1 further comprising pumping a reactant stream comprising the media stream to a pressure of at least about 203 kPa to produce a pressurized stream. 4. The method of claim 1 wherein the gas bubbles in the emulsion have an average diameter of less than about 1.5 μm. 5. The method of claim 1 wherein forming the emulsion comprises rotating the at least one toothed rotor at a tip speed of at least about 20 m/s. 6. The method of claim 4 wherein forming the emulsion comprises producing a localized pressure of about 1000 MPa at the tip of the at least one toothed rotor. 7. The method of claim 1 wherein forming the emulsion comprises an energy expenditure of at least 1000 W/m3. 8. A method for culturing algae for producing liquid hydrocarbons, the method comprising: forming a mixture of a gaseous stream and a media stream comprising nutrients for algae growth;forming a first emulsion by introducing the mixture into a high shear device and therein subjecting the mixture to shear, wherein the first emulsion comprises gas bubbles with a mean diameter of less than about 5 μm, and wherein the high shear device comprises at least one rotor and at least one stator;introducing the first emulsion into a bioreactor;introducing at least one algae into the first emulsion in the bioreactor, for producing an algae culture;forming a second emulsion comprising a portion of the algae culture and a buffer utilizing a high shear device, wherein the second emulsion comprises lysed algal-component globules with a mean diameter of less than about 5 μm, and wherein the lysed algal component globules comprise algal hydrocarbons and algal biomolecules;separating algal hydrocarbons from algal biomolecules in the second emulsion; andprocessing the algal hydrocarbons to produce liquid hydrocarbons. 9. The method of claim 8, wherein the gaseous stream comprises at least one gas chosen from the group consisting of carbon dioxide, nitrogen, oxygen, atmospheric gases, and combinations thereof. 10. The method of claim 8, wherein forming a first emulsion comprises pumping the media stream to a pressure of at least about 203 kPa to produce a pressurized stream. 11. The method of claim 10, wherein pumping the media stream further comprises sterilizing the media stream. 12. The method of claim 8, wherein forming a second emulsion further comprises dewatering the algae culture to form an algae slurry. 13. The method of claim 8, wherein separating the algal hydrocarbons from algal biomolecules comprises processing the algal biomolecules to form liquid hydrocarbons. 14. The method of claim 13, wherein processing the algal biomolecules comprises: fermenting the algal biomolecules to form alcohols; andreacting the alcohols to form liquid hydrocarbons. 15. The method of claim of claim 8, wherein processing the liquid hydrocarbons further comprises forming a third emulsion comprising a catalyst and the liquid hydrocarbons in a high shear device; wherein the third emulsion comprises catalyst globules with a mean diameter of less than about 5 μm. 16. The method of claim 8 wherein forming the first emulsion, the second emulsion, or both comprises rotating at least one rotor at a tip speed of at least about 20 m/s. 17. The method of claim 8 wherein forming the emulsion, the second emulsion, or both comprises producing a localized pressure of about 1000 MPa at the tip of at least one rotor. 18. The method of claim 8 wherein forming the first emulsion comprises subjecting the gaseous stream and the media to a shear rate of at least about 20,000 s−1. 19. The method of claim 8 wherein forming the first emulsion, the second emulsion, or both comprises an energy expenditure of at least 1000 W/m3.
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Langer, Deborah A.; Westfall, David L.; Skoch, William E.; Mullay, John J., Continuous process for making an aqueous hydrocarbon fuel.
Deborah A. Langer ; David L. Westfall ; Morris E. Smith ; Robert T. Graf ; Harshida Dave ; John J. Mullay ; Daniel T. Daly ; Elizabeth A. Schiferl, Process and apparatus for making aqueous hydrocarbon fuel compositions, and aqueous hydrocarbon fuel composition.
Deborah A. Langer ; David L. Westfall ; Morris E. Smith ; Robert T. Graf ; Harshida Dave ; John J. Mullay ; Daniel T. Daly ; Elizabeth A. Schiferl ; Brian B. Filippini ; William D. Abraham, Process and apparatus for making aqueous hydrocarbon fuel compositions, and aqueous hydrocarbon fuel composition.
Deborah A. Langer ; David L. Westfall ; Morris E. Smith ; Robert T. Graf ; Harshida Dave ; John J. Mullay ; Daniel T. Daly ; Elizabeth A. Schiferl ; Brian B. Filippini ; William D. Abraham , Process and apparatus for making aqueous hydrocarbon fuel compositions, and aqueous hydrocarbon fuel compositions.
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