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A multi-mode multi-propellant rocket engine capable of operating in a plurality of selected modes. Propellant components may include liquid hydrogen, liquid hydrocarbon, liquid oxygen, liquid fluorine, and liquid air. The liquid oxygen and the liquid air are stored in separate tanks are mixed in a

A multi-mode multi-propellant rocket engine capable of operating in a plurality of selected modes. Propellant components may include liquid hydrogen, liquid hydrocarbon, liquid oxygen, liquid fluorine, and liquid air. The liquid oxygen and the liquid air are stored in separate tanks are mixed in a dedicated mixer prior to their injection into the combustion chamber.

대표청구항 ▼

A multi-mode multi-propellant rocket engine capable of operating in a plurality of selected modes. Propellant components may include liquid hydrogen, liquid hydrocarbon, liquid oxygen, liquid fluorine, and liquid air. The liquid oxygen and the liquid air are stored in separate tanks are mixed in a

A multi-mode multi-propellant rocket engine capable of operating in a plurality of selected modes. Propellant components may include liquid hydrogen, liquid hydrocarbon, liquid oxygen, liquid fluorine, and liquid air. The liquid oxygen and the liquid air are stored in separate tanks are mixed in a dedicated mixer prior to their injection into the combustion chamber. b) polling, one of periodically and aperiodically, the data recorder for the resource usage data; (c) storing, one of periodically and aperiodically, the resource usage data in a database; (d) repeating said recording step (a), said polling step (b), and said storing step (c); (e) determining, simultaneously to said repeating step (d), whether a query from a user is received at a global computer network server; (f) retrieving, when a query is received, resource usage data relevant to the user and at least two resource users from the database; (g) aggregating the resource usage data for the at least two resource users; and (h) transmitting resource management information based on the aggregated resource usage data to the user one of at a global computer network interface site and in a downloadable data file, the global computer network interface site and the downloadable file being responsively connected to the global computer network server for analysis by the user of the aggregated resource usage data collected by the at least two resource users provided by the at least one energy provider; and (i) transmitting billing estimates to the user based on existing billing structures. 9. The method according to claim 8, further comprising the step of repeating said determining step (e), said retrieving step (f), said aggregating step (g), and said transmitting step (h). 10. The method according to claim 8, wherein said recording step (a) includes recording at least one of a meter identification, data stamp, time stamp, kilowatts, kilowatt-hours, M