A method for forming C2+ hydrocarbons by forming a dispersion comprising synthesis gas bubbles dispersed in a liquid phase comprising hydrocarbons in a high shear device, wherein the average bubble diameter of the synthesis gas bubbles is less than about 1.5 μm, introducing the dispersion into a rea
A method for forming C2+ hydrocarbons by forming a dispersion comprising synthesis gas bubbles dispersed in a liquid phase comprising hydrocarbons in a high shear device, wherein the average bubble diameter of the synthesis gas bubbles is less than about 1.5 μm, introducing the dispersion into a reactor, and removing a product stream comprising C2+ hydrocarbons from the reactor. A system for converting carbon monoxide and hydrogen gas into C2+ hydrocarbons including at least one high shear mixing device comprising at least one rotor and at least one stator separated by a shear gap, wherein the high shear mixing device is capable of producing a tip speed of the at least one rotor of greater than 22.9 m/s (4,500 ft/min), and a pump configured for delivering a fluid stream comprising liquid medium to the high shear mixing device.
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1. A method for forming C2+ hydrocarbons, the method comprising: forming a dispersion comprising synthesis gas bubbles dispersed in a liquid phase comprising hydrocarbons in a high shear device comprising at least one rotor and at least one stator separated by a shear gap width in the rage of about
1. A method for forming C2+ hydrocarbons, the method comprising: forming a dispersion comprising synthesis gas bubbles dispersed in a liquid phase comprising hydrocarbons in a high shear device comprising at least one rotor and at least one stator separated by a shear gap width in the rage of about 0.001 inch to about 0.125 inch, and wherein the gas bubbles have a mean diameter of less than 400 nm, wherein the average bubble diameter of the synthesis gas bubbles is less than 1.0 μm;introducing the dispersion into a reactor; andremoving a product stream comprising liquid hydrocarbons from the reactor. 2. The method of claim 1 wherein the gas bubbles have a mean diameter of no more than 100 nm. 3. The method of claim 1 wherein the synthesis gas is generated via natural gas reforming. 4. The method of claim 1 wherein the synthesis gas is generated via solids gasification. 5. The method of claim 4 wherein the solid is selected from the group consisting of coal, biomass, and bio-renewables. 6. The method of claim 1 wherein the reactor comprises Fischer-Tropsch catalyst and wherein the method further comprises circulating at least a portion of the product stream to the high shear device, wherein the high shear device comprises at least a first and second generator, and wherein a first shear rate provided by the first generator is greater than a second shear rate provide by the second generator. 7. The method of claim 6 wherein the at least a portion of the product stream circulated to the high shear device comprises Fischer-Tropsch catalyst, wherein the first generator comprises at least one rotor and at least one stator separated by a fixed shear gap width, and wherein the second generator comprises at least a second rotor and a second stator separated by a variable shear gap width. 8. The method of claim 6 wherein the at least a portion of the product stream circulated to the high shear device is substantially catalyst-free, wherein the first generator comprises a rotor and a stator separated by a clearance, and wherein the rotor and the stator each comprise at least one grooved surface. 9. The method of claim 1 wherein forming the dispersion comprises subjecting a mixture of the synthesis gas and the liquid phase to a shear rate of greater than about 20,000 s−1, wherein the high shear device comprises a flow path, and wherein the shear rate varies with a longitudinal position along the flow path. 10. The method of claim 1 wherein the high shear device comprises at least one rotor, and wherein the at least one rotor is rotated at a tip speed of at least 22.9 m/s (4,500 ft/min) during formation of the dispersion. 11. The method of claim 1 wherein the high shear device produces a local pressure of at least about 1034.2 MPa (150,000 psi) at the tip of the at least one rotor, and wherein the reactor comprises a fixed bed reactor. 12. The method of claim 1 further comprising maintaining the gas bubbles in the dispersion for at least 15 minutes, wherein the energy expenditure of the high shear device is greater than 1000 W/m3. 13. The method of claim 6 wherein the catalyst comprises a metal selected from the group consisting of iron, cobalt, and combinations thereof, wherein the first generator comprises a rotor and a stator separated by a clearance, and wherein the stator is fixedly coupled to a wall of the high shear device. 14. A method for converting synthesis gas to C2+ hydrocarbons, the method comprising: forming a fluid mixture comprising synthesis gas and a liquid comprising hydrocarbons;subjecting the fluid mixture to a shear rate greater than 20,000 s−1 in a high shear device to produce a dispersion of carbon monoxide and hydrogen gas bubbles in a continuous phase of the liquid, wherein the high shear device comprises a first generator having at least one rotor and at least one stator separated by a shear gap width in the range of about 0.001 inch to about 0.125 inch;and introducing the dispersion into a Fischer-Tropsch reactor from which a reactor product is removed. 15. The method of claim 14 further comprising: removing a gas stream comprising unreacted synthesis gas and gaseous C2+ hydrocarbon products from a top portion of the reactor; and forming additional dispersion with at least a portion of the unreacted synthesis gas. 16. The method of claim 14 wherein the average bubble diameter of the hydrogen and carbon monoxide gas bubbles in the dispersion is less than about 1 μm. 17. The method of claim 14 wherein the dispersion is stable for at least about 15 minutes at atmospheric pressure. 18. The method of claim 14 wherein the high shear device comprises a second generator.
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