AirBreathing.hpp

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#pragma once
 
#include <janus/janus.hpp>
 
namespace vulcan::propulsion::air_breathing {

template <typename Scalar>
Scalar fuel_flow_rate(const Scalar &thrust, const Scalar &TSFC) {
    return TSFC * thrust;
}

template <typename Scalar>
Scalar breguet_range(const Scalar &velocity, const Scalar &TSFC,
                     const Scalar &L_D, const Scalar &W0, const Scalar &W1) {
    return (velocity / TSFC) * L_D * janus::log(W0 / W1);
}

template <typename Scalar>
Scalar breguet_endurance(const Scalar &TSFC, const Scalar &L_D,
                         const Scalar &W0, const Scalar &W1) {
    return (1.0 / TSFC) * L_D * janus::log(W0 / W1);
}
 
} // namespace vulcan::propulsion::air_breathing