Sabrina am 20. November 2018 um 15:18 Uhr

2018-11-20T15:18:43Z

Sabrina: Die Seite wurde neu angelegt: „{| class="wikitable" |- ! colspan="2"|A_s = A_red / ( k_r x s_f x 107 / 2 x r _D(n) –1) |- | A_{red
2018-11-09T13:46:37Z
Die Seite wurde neu angelegt: „{| class="wikitable" |- ! colspan="2"|As = Ared / ( kr x sf x 107 / 2 x r D(n) –1) |- | Ared</su…“
Neue Seite
{| class="wikitable"

|-

! colspan="2"|As = Ared / ( kr x sf x 107 / 2 x r D(n) –1)

|-

| Ared || = connected paved surfaces

|-

| sf || = Joints proportion in a permeable paved area (0 < sf =< 1)

|-

| kr || = Permeability coefficient in the considered infiltration layer

|-

| rD(n) || = Rain yield

|-

|

|-

!colspan="2"|Example:

|-

| Ared || = 300 m2

|-

| sf || = 1 (INTEWA grass grid pavers)

|-

| kr || = 2 x 10-4 m/s

|-

| r D(n) || = from KOSTRA table with n=0.2/a and D=10 min: r10(0.2) = 204.60 L/s-ha

|-

|

|-

!colspan="2"|As = 300 / ( 2 x 10-4 x 1 x 107 / 2 x 204.6 –1) = 77 m2

|}}

@@ Zeile 1: / Zeile 1: @@
 {| class="wikitable"
 |-
-! colspan="2"|A<sub>s</sub> = A<sub>red</sub> / ( k<sub>r</sub> x s<sub>f</sub> x 107 / 2 x r <sub>D(n)</sub> –1)
+! colspan="2"|A<sub>s</sub> = A<sub>red</sub> / (k<sub>r</sub> x s<sub>f</sub> x 107 / 2 x r <sub>D(n)</sub> –1)
 |-
 | A<sub>red</sub> || = connected paved surfaces
@@ Zeile 21: / Zeile 21: @@
 | k<sub>r</sub> || = 2 x 10<sup>-4</sup> m/s
 |-
-| r <sub>D(n)</sub> || = from KOSTRA table with n=0.2/a and D=10 min: r<sub>10(0.2)</sub> = 204.60 L/s-ha
+| r <sub>D(n)</sub> || = from KOSTRA table with n=0.2/a and D=10 min: r<sub>10(0.2)</sub> = 204.60 L/sha
 |-
+|