Outdoor ground impedance models

Keyphrases

• Parameter Values 100%
• Slit Pore 100%
• Impedance Model 100%
• Grounding Impedance 100%
• Pore Model 66%
• Ground Surface 66%
• Low Flow 33%
• Narrowband 33%
• Porosity 33%
• Gravel 33%
• Grassland 33%
• Level Difference 33%
• One-parameter 33%
• Phenomenological Models 33%
• Semi-empirical Model 33%
• Adjustable Parameters 33%
• Railway Ballast 33%
• Excess Attenuation 33%
• Porous Asphalt 33%
• Rigid Porous Medium 33%
• Reasonable Parameters 33%
• Differential Spectrum 33%
• Fitting Error 33%
• Variable Porosity 33%
• Forest Floor 33%
• Attenuation Spectrum 33%
• Acoustical Properties 33%
• Characteristic Impedance 33%
• Numerical Fitting 33%
• Stacked Spheres 33%
• Beech Wood 33%
• Extended Reaction 33%
• Porosity Model 33%
• Layer Model 33%
• Flow Resistivity 33%
• Tortuosity 33%

Engineering

• Porosity 100%
• Ground Impedance 100%
• Ground Surface 100%
• Measured Spectrum 100%
• Narrowband 50%
• Empirical Model 50%
• Railway 50%
• Floors 50%
• Phenomenological Model 50%
• Layer Model 50%
• Porous Asphalt 50%
• Characteristic Impedance 50%
• Flow Resistivity 50%