A fuel mixer for mixing a fuel and an oxidizer prior to detonation in a rotating detonation engine includes a combustion channel configured to transport a final mixture of the fuel and the oxidizer for combustion. The fuel mixer also includes a mixture channel positioned upstream from the combustion channel and configured to transport a first mixture having at least some of the fuel and at least some of the oxidizer. The fuel mixer also includes a secondary outlet positioned upstream from the combustion channel and configured to output a supplemental mixture of the fuel and the oxidizer that includes at least one of the fuel or the oxidizer such that the first mixture and the supplemental mixture combine in the combustion channel to form the final mixture.

A fuel mixer for mixing a fuel and an oxidizer prior to detonation in a rotating detonation engine includes a combustion channel configured to transport a final mixture of the fuel and the oxidizer for combustion. The fuel mixer also includes a mixture channel positioned upstream from the combustion channel and configured to transport a first mixture having at least some of the fuel and at least some of the oxidizer. The fuel mixer also includes a secondary outlet positioned upstream from the combustion channel and configured to output a supplemental mixture of the fuel and the oxidizer that includes at least one of the fuel or the oxidizer such that the first mixture and the supplemental mixture combine in the combustion channel to form the final mixture.

A turbine engine system includes a fire chamber and a helical fan. The fire chamber includes a first cylindrical body having a first central axis; a first elongated hollow shaft extending co-axially along the first central axis; a plurality of wings fixedly secured to an exhaust plate and the first elongated hollow shaft; a plurality of combustion chambers disposed within a thickness of the first cylindrical body; a plurality of fuel injectors; and a plurality of spark plug injectors. The helical fan includes a cylindrical body having a second central axis; a second elongated hollow shaft extending co-axially along the central axis and in gaseous communication with the first elongated hollow shaft; and a plurality of blades extending from an inner wall of the cylindrical body to an outer surface of the elongated hollow shaft.

A turbine engine system includes a fire chamber and a helical fan. The fire chamber includes a first cylindrical body having a first central axis; a first elongated hollow shaft extending co-axially along the first central axis; a plurality of wings fixedly secured to an exhaust plate and the first elongated hollow shaft; a plurality of combustion chambers disposed within a thickness of the first cylindrical body; a plurality of fuel injectors; and a plurality of spark plug injectors. The helical fan includes a cylindrical body having a second central axis; a second elongated hollow shaft extending co-axially along the central axis and in gaseous communication with the first elongated hollow shaft; and a plurality of blades extending from an inner wall of the cylindrical body to an outer surface of the elongated hollow shaft.

An annular combustion chamber of the continuous detonation wave type enabling a mixture of a fuel and an oxidizer injected in an axial direction F to be used to deliver continuous production of hot gas from detonation waves, the combustion chamber including electrodes powered by an electricity generator and between which NRP electric discharges are generated, the combustion chamber including at the upstream ends of its outer and inner walls, a plurality of electrode pairs angularly distributed in two concentric rings, the electrodes of a pair each belonging to a different ring and being in radial alignment, and the electricity generator being configured to power at least one electrode pair to generate at least one discharge zone, and to power sequentially each of the electrode pairs following to the electrode pair and enable a detonation wave to travel around the annular combustion chamber.

A gas turbine engine includes an inner annular combustor radially inboard of an outer annular combustor. An outer variable turbine vane array is downstream of the outer annular combustor and an inner variable turbine vane array downstream of the inner annular combustor.

A gas turbine engine includes an inner annular combustor radially inboard of an outer annular combustor. An outer variable turbine vane array is downstream of the outer annular combustor and an inner variable turbine vane array downstream of the inner annular combustor.

A propulsion system includes at least one rotating detonation actuator comprising: a flow path extending from an inlet end to an outlet end; an inner wall defining a radially inner boundary of the flow path; an outer wall defining a radially outer boundary of the flow path; and at least one aircraft wing. The rotating detonation actuator is disposed in the aircraft wing. At least one rotating detonation wave travels through the flow path from the inlet end to the outlet end.

A propulsion system includes at least one rotating detonation actuator comprising: a flow path extending from an inlet end to an outlet end; an inner wall defining a radially inner boundary of the flow path; an outer wall defining a radially outer boundary of the flow path; and at least one aircraft wing. The rotating detonation actuator is disposed in the aircraft wing. At least one rotating detonation wave travels through the flow path from the inlet end to the outlet end.

The invention relates to the field of mechanical engineering and can be used in aircraft and vehicle gas turbine engines and power plants. The present invention achieves the technical result of increasing the power and the energy conversion efficiency of a gas turbine engine, as well as improving the ecological parameters and the weight and size characteristics of the engine. The claimed device contains a cascade gas generator integrated into an engine so that air is fed to a supply port for low-pressure working fluid on one side of a rotor, on the opposite side of which there is a discharge port for low-pressure working fluid; next in the direction of rotation of the rotor there are fuel supply ports and openings having spark plugs mounted therein; and further in the direction of rotation of the rotor there is a discharge chamber, opposite which, on the other side of the rotor, there is a discharge port for high-pressure working fluid, which is connected to a turbine, wherein several rows of channels can be provided in the rotor, the channels in one row being offset from the channels in another row, and the engine can contain a system for injecting a cooling fluid into the rotor channels.