Methods for producing fuel compositions with predetermined desirable properties are disclosed. Feedback control can be employed to meter precise amounts of fuel composition components while monitoring fuel composition properties to obtain fuel compositions having specifically defined properties.
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1. A method for making a fuel composition having reduced emissions of one or more of CO, NOx, and hydrocarbons upon combustion, comprising: identifying two or more predetermined properties of the fuel composition for measurement and control;charging one or more hydrocarbon feedstocks and one or more
1. A method for making a fuel composition having reduced emissions of one or more of CO, NOx, and hydrocarbons upon combustion, comprising: identifying two or more predetermined properties of the fuel composition for measurement and control;charging one or more hydrocarbon feedstocks and one or more additives to make a fuel composition mixture, each of the one or more hydrocarbon feedstocks and one or more additives having a first charge rate, the one or more additives comprising a corrosion inhibitor, a demulsifier, a deposit control additive, or a detergent;determining amounts of each of the one or more hydrocarbon feedstocks and one or more additives charged to make the fuel composition mixture;determining two or more current properties of the fuel composition mixture, the two or more current properties of the fuel composition mixture corresponding to the two or more predetermined properties of the fuel composition;comparing the predetermined properties of the fuel composition with the current properties of the fuel composition mixture using a processor coupled to a memory, the memory comprising historical information relating to amounts and identities of fuel composition components and corresponding fuel composition properties; andadjusting the charge rate of at least one of the one or more hydrocarbon feedstocks and one or more additives to a second charge rate in response to the amounts of each of the one or more hydrocarbon feedstocks and one or more additives charged and comparing the predetermined properties and the current properties to provide the fuel composition having reduced emissions of one or more of CO, NOx, and hydrocarbons upon combustion, wherein adjusting the charge rate is performed using feedback control and the processor, the processor operative to determine adjustments to the charge rate of at least one of the one or more hydrocarbon feedstocks and one or more additives based upon the current properties of the fuel composition mixture and the historical information relating to amounts and identities of fuel composition components and corresponding fuel composition properties. 2. The method of claim 1, wherein the one or more additives comprises a detergent. 3. The method of claim 1, wherein the one or more additives comprises a corrosion inhibitor. 4. The method of claim 1, wherein the one or more additives comprises a demulsifier. 5. The method of claim 1, wherein the fuel composition is gasoline, reformulated gasoline, oxygenated gasoline, fuel oil, diesel fuel, or jet fuel. 6. The method of claim 1, wherein the fuel composition has reduced emissions of CO upon combustion, andthe two or more predetermined properties of the fuel composition comprise a 50% D-86 distillation point and the paraffin content, and adjusting the charge rate of at least one of the one or more hydrocarbon feedstocks and one or more additives to the second charge rate decreases the 50% D-86 Distillation Point and increases the paraffin content to provide the fuel composition having reduced emissions of CO upon combustion. 7. The method of claim 1, wherein the fuel composition has reduced emissions of NOx upon combustion, andthe two or more predetermined properties of the fuel composition comprise Reid Vapor Pressure and 10% D-86 Distillation Point, and adjusting the charge rate of at least one of the one or more hydrocarbon feedstocks and one or more additives to the second charge rate decreases the Reid Vapor Pressure and the 10% D-86 Distillation Point to provide the fuel composition having reduced emissions of NOx upon combustion. 8. The method of claim 1, wherein the fuel composition has reduced emissions of hydrocarbons upon combustion, andthe two or more predetermined properties of the fuel composition comprise olefin content and Research Octane Number, and adjusting the charge rate of at least one of the one or more hydrocarbon feedstocks and one or more additives to the second charge rate decreases the olefin content and increases the Research Octane Number to provide the fuel composition having reduced emissions of hydrocarbons upon combustion. 9. A method for making a fuel composition having reduced emissions of one or more of CO, NOx, and hydrocarbons upon combustion, comprising: identifying two or more predetermined properties of the fuel composition for measurement and control;charging two or more hydrocarbon feedstocks and one or more additives to make a fuel composition mixture, each of the two or more hydrocarbon feedstocks and one or more additives having a first charge rate, the one or more additives comprising a corrosion inhibitor, a demulsifier, a deposit control additive, or a detergent;determining amounts of each of the two or more hydrocarbon feedstocks and one or more additives charged to make the fuel composition mixture;determining two or more current properties of the fuel composition mixture, the two or more current properties of the fuel composition mixture corresponding to the two or more predetermined properties of the fuel composition;comparing the predetermined properties of the fuel composition with the current properties of the fuel composition mixture using a processor coupled to a memory, the memory comprising historical information relating to amounts and identities of fuel composition components and corresponding fuel composition properties; andadjusting the charge rate of at least one of the two or more hydrocarbon feedstocks and one or more additives to a second charge rate in response to the amounts of each of the two or more hydrocarbon feedstocks and one or more additives charged and comparing the predetermined properties and the current properties to provide the fuel composition having reduced emissions of one or more of CO, NOx, and hydrocarbons upon combustion, wherein adjusting the charge rate is performed using feedback control and the processor, the processor operative to determine adjustments to the charge rate of at least one of the two or more hydrocarbon feedstocks and one or more additives based upon the current properties of the fuel composition mixture and the historical information relating to amounts and identities of fuel composition components and corresponding fuel composition properties. 10. The method of claim 9, wherein the one or more additives comprises a detergent. 11. The method of claim 9, wherein the one or more additives comprises a corrosion inhibitor. 12. The method of claim 9, wherein the one or more additives comprises a demulsifier. 13. The method of claim 9, wherein the fuel composition has reduced emissions of CO upon combustion, andthe two or more predetermined properties of the fuel composition comprise a 50% D-86 distillation point and the paraffin content, and adjusting the charge rate of at least one of the two or more hydrocarbon feedstocks and one or more additives to the second charge rate decreases the 50% D-86 Distillation Point and increases the paraffin content to provide the fuel composition having reduced emissions of CO upon combustion. 14. The method of claim 9, wherein the fuel composition has reduced emissions of NOx upon combustion, andthe two or more predetermined properties of the fuel composition comprise Reid Vapor Pressure and 10% D-86 Distillation Point, and adjusting the charge rate of at least one of the two or more hydrocarbon feedstocks and one or more additives to the second charge rate decreases the Reid Vapor Pressure and the 10% D-86 Distillation Point to provide the fuel composition having reduced emissions of NOx upon combustion. 15. The method of claim 9, wherein the fuel composition is gasoline, reformulated gasoline, oxygenated gasoline, fuel oil, diesel fuel, or jet fuel. 16. A method for making fuel composition having reduced emissions of CO upon combustion in an automobile engine, comprising: identifying two or more predetermined properties of the fuel composition for measurement and control;charging one or more hydrocarbon feedstocks, one or more additives, and an ethanol feedstock to make a fuel composition mixture, each of the one or more hydrocarbon feedstocks, one or more additives, and the ethanol feedstock having a first charge rate, the one or more additives comprising a corrosion inhibitor, a demulsifier, a deposit control additive, or a detergent;determining amounts of each of the one or more hydrocarbon feedstocks, one or more additives, and the ethanol feedstock charged to make the fuel composition mixture;determining two or more current properties of the fuel composition mixture, the two or more current properties of the fuel composition mixture corresponding to the two or more predetermined properties of the fuel composition;comparing the predetermined properties of the fuel composition with the current properties of the fuel composition mixture using a processor coupled to a memory, the memory comprising historical information relating to amounts and identities of fuel composition components and corresponding fuel composition properties; andadjusting the charge rate of at least one of the one or more hydrocarbon feedstocks, one or more additives, and the ethanol feedstock to a second charge rate in response to the amounts of each of the one or more hydrocarbon feedstocks, one or more additives, and the ethanol feedstock charged and comparing the predetermined properties and the current properties to provide the fuel composition having reduced emissions of CO upon combustion, wherein adjusting the charge rate is performed using feedback control and the processor, the processor operative to determine adjustments to the charge rate of at least one of the one or more hydrocarbon feedstocks, one or more additives, and the ethanol feedstock based upon the current properties of the fuel composition mixture and the historical information relating to amounts and identities of fuel composition components and corresponding fuel composition properties. 17. The method of claim 16, wherein one of the two or more predetermined properties is Reid Vapor Pressure. 18. The method of claim 16, wherein the one or more additives comprises a detergent. 19. The method of claim 16, wherein the one or more additives comprises a demulsifier. 20. The method of claim 16, wherein the fuel composition is reformulated gasoline or oxygenated gasoline.
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