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Modelling Noise in 3D: eNoiseADE
3D4EM Meeting
June 21, 2017
Kavisha
TU Delft
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3dgeoinfo 2017
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Key points
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1. Automate the process of data creation for noise simulation
2. Storage and representation of the results of noise
simulation (CityGML)
Standardize the 3D input and output data for noise simulation
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Noise standards in NL
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1. Industrielawaai IL (Industrial Noise)
2. Wegverkeerslawaai RMW 2012 (Road Traffic Noise)
3. Railverkeerslawaai RMR 2012 (Rail Traffic Noise)
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Inputs for IL & RMW-2012
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Noise data modelling
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Software: Geomilieu
Input data: BGT & AHN3 (NWB??)
Output: CityGML eNoise ADE (Industrial and road noise)
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IL
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RMW-2012
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= receiver points along the building facade
⇠
3m
⇠
6m
⇠
9m
⇠
12m
Ground level
= points in a 10mX10m grid at 4m height
(prescribed by END)
Automatic generation of Receiver points
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CityGML Noise ADE
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1. Road traffic and railways noise
2. No support for industrial noise
3. No info about noise barriers
4. No distinction in the speeds of vehicles
5. No noise data for wide frequency range.
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CityGML Noise ADE
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eNoise ADE
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eNoise ADE
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For buildings
• reflection values (octave band)
• receiver height (1..6)
• receiving facade
• noise levels (D/E/N)(octave
band)
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CityGML Noise ADE
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eNoise ADE
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eNoise ADE
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For light & heavy vehicles
• speed (D/E/N)
• traffic flow (D/E/N)
• intensity (D/E/N)
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eNoise ADE
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For noise barriers
• name, id ,desc. (GML)
• reflectance values
(octave bands)
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eNoise ADE
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For industrial sources
• operating hours (D/E/N)
• emission values (octave
band)
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eNoise ADE
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Now?
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1. Paper on terrain ADE (ongoing)
2. Implementing the rest of the noise model (ongoing)
3. Terrain LODs (just started)
4. Flood modeling (?? need to talk about it!)