Electrically enhanced haber-bosch (eehb) anhydrous ammonia synthesis
OwnerJoseph Beach, Jon Kintner +3inventors
InventorsJoseph Beach, Jon Kintner, Adam Welch, Jason Ganley, Ryan O'Hayre
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Abstract
The present invention is directed to a method and system for enhancing the production of ammonia from gaseous hydrogen and nitrogen. Advantageously, the method and system does not emit carbon gases during production. The method and system enhances the production of ammonia compared to traditional Haber-Bosch reactions.
Claims38
A method to enhance a production rate of NH3 on an electride-supported metal catalyst, comprising:
- providing hydrogen gas and nitrogen gas to a reactor, wherein the reactor includes the catalyst;
- providing an electrical bias to the reactor;
- and
- reacting the hydrogen gas and the nitrogen gas at between about 25° C. and 600° C. to produce ammonia.
A method to enhance a production rate of NH3 on an electride-supported metal catalyst using a time-varying electric field, comprising:
- providing hydrogen gas and nitrogen gas to a reactor, wherein the reactor includes a catalyst;
- providing an electric field to the reactor;
- and
- reacting the hydrogen gas and the nitrogen gas at between about 25° C. and 600° C. to produce ammonia.
A reactor for producing ammonia from nitrogen and hydrogen gas with a supported catalyst, comprising:
- a reactor body;
- an inlet for providing the nitrogen and hydrogen gas to the reactor;
- an electrical port;
- a container, wherein the container comprises an electride-supported metal catalyst;
- and
- an outlet for receiving product gases.
A method to make an electride supported metal catalyst, comprises:
- providing a support material, wherein the electride support material is at least one of C12A7, CA, C5A3, C3A, or CaO;
- annealing the support material at a temperature between about 600° C. and about 1100° C., for a duration between about 0.1 hours and about 30 hours, in an environment comprising between about 5 vol. % and about 100 vol. % of a reducing gas;
- and
- converting at least a portion of the support material to an electrically conductive support material.
A method to enhance a production rate of NH3 on an electride-supported metal catalyst using a time-varying electric field, comprising:
- providing hydrogen gas and nitrogen gas to a reactor, wherein the reactor includes a catalyst on a support, wherein a support material for the electride-supported metal catalyst is selected from the group consisting of is selected from the group consisting of C5A3, CA, C3A and CaO;
- and
- reacting the hydrogen gas and the nitrogen gas at between about 25° C. and 600° C. to produce ammonia.
A reactor for producing ammonia from nitrogen and hydrogen gas with a supported catalyst, comprising:
- a reactor body;
- an inlet for providing the nitrogen and hydrogen gas to the reactor;
- a container, wherein the container comprises an electride-supported metal catalyst, wherein a support material of the electride-supported metal catalyst is selected from the group consisting of C5A3, CA, C3A and CaO;
- and
- an outlet for receiving product gases.
Dependencies are inferred from the claim text.