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Caracterización de Arenas y Gravas con Ondas Elásticas

Caracterización de Arenas y Gravas con Ondas Elásticas

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Doctorado en Ingeniería - Facultad <strong>de</strong> Ingeniería - Universidad Nacional <strong>de</strong> Cuyo - Año 2007<br />

Lic. Armando Luis Imhof<br />

Separar señales en forma individual y representarlas gráficamente.<br />

a) Señales <strong>de</strong> muestras #20-#50<br />

a=abultadas; c=compactadas<br />

x1a data1 3 〈〉<br />

:= x2a data1 4 〈〉<br />

:= x3a data1 5 〈〉<br />

:= max( x1a)<br />

= 0.212<br />

x4a data1 6 〈〉<br />

:= x5a data1 7 〈〉<br />

:= x6a data1 8 〈〉<br />

:= a1 := .1<br />

x1c data2 3 〈〉<br />

:= x2c data2 4 〈〉<br />

:= x3c data2 5 〈〉<br />

:= max( x1c)<br />

= 0.256<br />

x4c data2 6 〈〉<br />

:= x5c data2 7 〈〉<br />

:= x6c data2 8 〈〉<br />

:= a2 := .1<br />

NOTA: en las figuras inferiores el trigger posicionado en tiempo=250 microseg.<br />

0.6<br />

0.4<br />

0.2<br />

0<br />

<strong>Ondas</strong> Compresionales. Muestra #20-#50A<br />

0 6.25 . 10 4<br />

H=70 mm<br />

H=90 mm<br />

H=110 mm<br />

H=130 mm<br />

H=150 mm<br />

H=170 mm<br />

y6c data4 8 〈〉<br />

:=<br />

0.5<br />

0<br />

<strong>Ondas</strong> Compresionales. Muestra #20-#50C<br />

0 6.25 . 10 4<br />

H=70 mm<br />

H=90 mm<br />

H=110 mm<br />

H=130 mm<br />

H=150 mm<br />

H=170 mm<br />

0.00125 0.00188 0.0025<br />

tiempo [seg]<br />

Figura PM 3.1.1. <strong>Ondas</strong> Compresionales en muestra #20-#50 (A y C) para<br />

distancias emisor - receptor (H) crecientes.<br />

b) Señales <strong>de</strong> muestras #8-#20<br />

y1a data3 3 〈〉<br />

:= y2a data3 4 〈〉<br />

:= y3a data3 5 〈〉<br />

:=<br />

max( y1a)<br />

= 0.07<br />

y4a data3 6 〈〉<br />

:= y5a data3 7 〈〉<br />

:= y6a data3 8 〈〉<br />

:= a3 := .01<br />

y1c data4 3 〈〉<br />

:= y2c data4 4 〈〉<br />

:= y3c data4 5 〈〉<br />

:= max( y1c)<br />

= 0.058<br />

y4c data4 6 〈〉<br />

:= y5c data4 7 〈〉<br />

:=<br />

0.00125 0.00188 0.0025<br />

tiempo [seg]<br />

197<br />

a4 := .05

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