. "Other Aviation Systems Engineering Kas"@en . . . . . . . . . . . . . . . . . . "Aviation communication and information systems"@en . . "5" . "Not provided" . . "Presential"@en . "FALSE" . . "Noise and vibrations in aviation"@en . . "3" . "Not provided" . . "Presential"@en . "FALSE" . . "Airport infrastructure 2"@en . . "4" . "Physical characteristics of an airport’s infrastructure: runways, declared distances, platforms,\r\nrunways’ sides, security thresholds, stop ways, clear ways, zones for radio altimeters’ operations,\r\ntaxiways, verges for taxiways, for taxiing, pathways for fast releasing. The obstacle-limitation-surface\r\nand the removal of obstacles. Signs and signalling devices for the air traffic. Non-lighted markings for\r\npaved runways. Airport lighting system. Signalling panels. Air traffic area. \n\nOutcome: Not Provided" . . "Presential"@en . "TRUE" . . "Propellers and rotors"@en . . "2" . "General information. Aerodynes, rotorcraft, propellers, helicopters.\nLift rotors, rotor hubs, joints and blades of lift rotors. Propellers. Ge-\nometric and aerodynamic quantities characterising a propeller. Vor-\ntex theory as applied to propellers and carrier rotors. Flux theory of" . . "Presential"@en . "FALSE" . . "Propellers and rotors"@en . . "2" . "Fundamentals of propeller and rotor theory. Objectives of flight me-\nchanics, forces acting on the aircraft. Peculiarities of the helicopter\nas an aircraft. Propeller design. Propeller pitch control.\nPropeller synchronisation. Propeller ice protection. Helicopter and\nhelicopter engines. Reduction gears. Power units. Engine control\nsystems and propeller pitch control systems. Propeller speed limi-\ntation methods. Operation, maintenance, storage and servicing of\npropellers and rotors. Engine controls and propeller pitch control\nsystems. Propeller speed limitation methods. Aircraft propulsion\nsystem maintenance." . . "Presential"@en . "FALSE" . . "Aviation systems engineering"@en . . "3" . "no data" . . "Presential"@en . "TRUE" . . "Aviation communication and information systems"@en . . "5" . "no data" . . "Presential"@en . "FALSE" . . "Noise and vibrations in aviation"@en . . "3" . "no data" . . "Presential"@en . "FALSE" . . "Airport design and operation – master plan"@en . . "no data" . "no data" . . "Presential"@en . "TRUE" . . "Passengers terminals"@en . . "no data" . "no data" . . "Presential"@en . "TRUE" . . "Ground handling"@en . . "no data" . "no data" . . "Presential"@en . "TRUE" . . "Aircraft noise"@en . . "3.00" . "Course Contents Aircraft noise\nBasics of acoustics:\nPhysics of sound waves. Harmonic waves, sound speed, wave front and rays. Reflection, refraction and diffraction of sound\nwaves. The dB scale for acoustic power, sound intensity and sound pressure level. Interference, adding sound pressure levels and\nthe standing wave. Directionality of sound sources. Periodic and broadband noise. Doppler effect and shock waves.\nWave equation and its basic solutions:\nDerivation of the wave equation from conservation of mass, momentum and energy. Plane waves, acoustic resistance. Harmonic\nsolution to wave equation. spherical waves, characteristic acoustic impedance.\nPropagation of sound in the atmosphere:\nGeometrical spreading and sound attenuation due to friction. Sound pressure level calculations as a function of distance from the\nsource. Derivation of reflection and transmission coefficient of sound when going from one medium to another medium. Critical\nangle. Effect of temperature gradient on sound propagation. Calculation of shadow zone distance. Ray tracing. Ground effect.\nSound propagation - special situations\nSound transmission through a layer, e.g. a wall. Mass law. Propagation in enclosures, room acoustics, diffuse sound field,\nreverberation time, Sabine's law. Acoustic filters. Attenuation of sound in ducts (with changing cross-sections), e.g. exhaust\nsystems. Helmholtz resonator. Acoustic lining and its application in turbofan engines. Noise barriers.\nAcoustic signal analysis:\nFourier transform (continuous and discrete), power spectral density and spectrum level. Octave band and terts band analysis,\npressure band level. Effect on bandwidth on measured aircraft spectra. Overall sound pressure level. Spectrogram. Examples of\naircraft noise measurements, e.g. from flyovers. Properties of microphones.\nNoise metrics:\nHuman perception of sound, loudness and the phone and sone scale. Equal loudness level contours. Overall loudness level for\nbroadband noise. Equal noisiness curves, overall noy value and perceived noise level. A-weighting and overall A-weighted\nsound pressure level. Effect of the duration of sound on human perception, equivalent A-weighted sound pressure level and\nsound exposure level (SEL). Single flyover noise contours. Noise indices for total noise exposure (Lden). Noise certification.\nDutch aircraft noise model NRM.\nDirectional acoustic sources:\nMonopole, dipole and quadrupole source. Line array of monopoles. Rayleigh integral, loudspeakers.\nAcoustic imaging:\nPrinciple of beamforming. Imaging aircraft noise data.\nAircraft noise sources:\nPropeller noise (mechanism and directional properties) and blade passage frequency. Turbo engine noise and directionality of the\nfan and exhaust jet noise source. Effect of bypassing on exhaust jet noise and effect of acoustic lining on fan noise. Properties of\nairframe (aerodynamic) noise and the modelling of it (ANOPP method).\nProgramming assignment about noise contouring for an aircraft flyover.\nStudy Goals Understand the relationship between aviation and the resulting noise levels, especially around airports" . . "Presential"@en . "TRUE" . . "Airport and cargo operations"@en . . "4.00" . "no data" . . "Presential"@en . "FALSE" . . "Advanced aircraft noise modelling and measurement"@en . . "4.00" . "no data" . . "Presential"@en . "FALSE" . . "Experimental methods in vibration"@en . . "5.00" . "no data" . . "Presential"@en . "FALSE" . . "Aviation systems engineering"@en . . "3" . "Not provided" . . "Presential"@en . "TRUE" .