Modelling and Simulation in Practice /2: Proceedings of Polymodel 2, the Second Annual Conference of the North East Polytechnics Mathematical Modeling and Computer Simulation Group, Held at Teeside Polytechnic in May 1979 |
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Page 180
... vehicles on a straight section of road . Such an array of vehicles , shown in Figure 3 , is termed a snapshot and the computed noise levels arising from a series of independent snapshots form a random sample of noise levels ...
... vehicles on a straight section of road . Such an array of vehicles , shown in Figure 3 , is termed a snapshot and the computed noise levels arising from a series of independent snapshots form a random sample of noise levels ...
Page 183
... Vehicle noise level , dB ( A ) , at 1.7 m 100 90 90 70 10 Heavy vehicles Light vehicles 30 50 70 -0 90 Vehicle velocity ( km / h ) Figure 4. Vehicle noise level / velocity relationship -5 -10 -15 3-20 AL db ( A ) 25 -25 -30 -35 -40 -45 ...
... Vehicle noise level , dB ( A ) , at 1.7 m 100 90 90 70 10 Heavy vehicles Light vehicles 30 50 70 -0 90 Vehicle velocity ( km / h ) Figure 4. Vehicle noise level / velocity relationship -5 -10 -15 3-20 AL db ( A ) 25 -25 -30 -35 -40 -45 ...
Page 186
... vehicles and also on any assumptions we make about single vehicles . We have assumed that all vehicles can be represented as omni - directional point sources travelling along the centre line of each lane and that all vehicles in the ...
... vehicles and also on any assumptions we make about single vehicles . We have assumed that all vehicles can be represented as omni - directional point sources travelling along the centre line of each lane and that all vehicles in the ...
Contents
Modelling with finite elements and packages | 1 |
Finite elements movie film description | 29 |
Finite element modelling of cooling stresses in cast metal | 51 |
Copyright | |
4 other sections not shown
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