Sewer Overflow formula (Water Overlay) - Revision history

Rudolf@tygron.nl at 12:04, 14 August 2020

2020-08-14T12:04:56Z

← Older revision		Revision as of 12:04, 14 August 2020
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	: [[Sewer model (Water Overlay)\|Sewer model]]		: [[Sewer model (Water Overlay)\|Sewer model]]

	{{~~Template:WaterOverlay_nav~~}}		{{WaterOverlay formula nav}}

Frank@tygron.nl: /* Related */

2019-10-15T16:40:10Z

← Older revision		Revision as of 16:40, 15 October 2019
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	{{Template:WaterOverlay_nav}}		{{Template:WaterOverlay_nav}}
	~~{{Water Module buttons}}~~

Rudolf@tygron.nl at 13:02, 24 June 2019

2019-06-24T13:02:28Z

← Older revision		Revision as of 13:02, 24 June 2019
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	~~{{being_updated}}~~

	<!--[[File:Sewer_overflow_model.png\|right\|500px]]		<!--[[File:Sewer_overflow_model.png\|right\|500px]]
	[[File:Sewer_overflow_model2.png\|right\|500px]]-->		[[File:Sewer_overflow_model2.png\|right\|500px]]-->

Rudolf@tygron.nl at 13:01, 24 June 2019

2019-06-24T13:01:54Z

← Older revision		Revision as of 13:01, 24 June 2019
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	The sewer overflow threshold height H<sub>o</sub> within the sewer is calculated as:		The sewer overflow threshold height H<sub>o</sub> within the sewer is calculated as:
	~~<!--~~: ''H<sub>o</sub> = ( H<sub>s</sub> ~~- max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) )~~ * T<sub>o</sub>		: ''H<sub>o</sub> = ( H<sub>s</sub> * T<sub>o</sub> ) + max ( 0 , B<sub>o</sub> - B<sub>a</sub> )
	~~-->: ''H~~<sub>o</sub> ~~= H<sub>s</sub> * T<sub>o</sub>~~
	<!-~~-: ''H~~<sub>~~o</sub> = H<sub>s</sub> * T<sub>o~~</sub>
	~~-->~~
	Water only flows out of the sewer if:		Water only flows out of the sewer if:
	: ''h<sub>s</sub> > H<sub>o</sub>'' and		: ''h<sub>s</sub> > H<sub>o</sub>'' and

Rudolf@tygron.nl at 12:59, 24 June 2019

2019-06-24T12:59:57Z

← Older revision		Revision as of 12:59, 24 June 2019
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	<!--: ''H<sub>o</sub> = ( H<sub>s</sub> - max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) ) * T<sub>o</sub>		<!--: ''H<sub>o</sub> = ( H<sub>s</sub> - max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) ) * T<sub>o</sub>
	-->: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>		-->: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>
	-->: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>~~<!--~~		<!--: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>
	-->		-->
	Water only flows out of the sewer if:		Water only flows out of the sewer if:

Rudolf@tygron.nl at 12:59, 24 June 2019

2019-06-24T12:59:36Z

← Older revision		Revision as of 12:59, 24 June 2019
Line 14:		Line 14:
	<!--: ''H<sub>o</sub> = ( H<sub>s</sub> - max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) ) * T<sub>o</sub>		<!--: ''H<sub>o</sub> = ( H<sub>s</sub> - max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) ) * T<sub>o</sub>
	-->: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>		-->: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>
			-->: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub><!--
			-->
	Water only flows out of the sewer if:		Water only flows out of the sewer if:
	: ''h<sub>s</sub> > H<sub>o</sub>'' and		: ''h<sub>s</sub> > H<sub>o</sub>'' and

Rudolf@tygron.nl at 12:54, 24 June 2019

2019-06-24T12:54:54Z

← Older revision		Revision as of 12:54, 24 June 2019
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	The water level at the sewer is calculated based on that height:		The water level at the sewer is calculated based on that height:
	~~: ''w<sub>s</sub> = h<sub>s</sub> + B<sub>a</sub>~~		: ''w<sub>s</sub> = h<sub>s</sub> + B<sub>s</sub>
	~~<!--~~: ''w<sub>s</sub> = h<sub>s</sub> + B<sub>s</sub>
	~~-->~~
	The sewer overflow threshold height H<sub>o</sub> within the sewer is calculated as:		The sewer overflow threshold height H<sub>o</sub> within the sewer is calculated as:
	<!--: ''H<sub>o</sub> = ( H<sub>s</sub> - max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) ) * T<sub>o</sub>		<!--: ''H<sub>o</sub> = ( H<sub>s</sub> - max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) ) * T<sub>o</sub>

Rudolf@tygron.nl at 12:44, 24 June 2019

2019-06-24T12:44:43Z

← Older revision		Revision as of 12:44, 24 June 2019
Line 9:		Line 9:

	The water level at the sewer is calculated based on that height:		The water level at the sewer is calculated based on that height:
	: ''w<sub>s</sub> = h<sub>s</sub> + B<sub>s</sub>		: ''w<sub>s</sub> = h<sub>s</sub> + B<sub>a</sub>
			<!--: ''w<sub>s</sub> = h<sub>s</sub> + B<sub>s</sub>
			-->
	The sewer overflow threshold height H<sub>o</sub> within the sewer is calculated as:		The sewer overflow threshold height H<sub>o</sub> within the sewer is calculated as:
	: ''H<sub>o</sub> = ( H<sub>s</sub> - max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) ) * T<sub>o</sub>		<!--: ''H<sub>o</sub> = ( H<sub>s</sub> - max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) ) * T<sub>o</sub>
	<!--: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>		-->: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>
	-->
	Water only flows out of the sewer if:		Water only flows out of the sewer if:
	: ''h<sub>s</sub> > H<sub>o</sub>'' and		: ''h<sub>s</sub> > H<sub>o</sub>'' and

Rudolf@tygron.nl at 10:10, 24 June 2019

2019-06-24T10:10:11Z

← Older revision		Revision as of 10:10, 24 June 2019
Line 31:		Line 31:

	* B<sub>o</sub> = The [[terrain height (Water Overlay)\|surface height]] at the centerpoint of the [[sewer overflow (Water Overlay)\|sewer overflow]], relative to {{datum}}.		* B<sub>o</sub> = The [[terrain height (Water Overlay)\|surface height]] at the centerpoint of the [[sewer overflow (Water Overlay)\|sewer overflow]], relative to {{datum}}.
	* B<sub>a</sub> = The height of the sewer relative to ~~the sewer overflow~~, as defined by the [[Sewer overflow attribute (Water Overlay)\|SEWER_OVERFLOW]] of the [[sewer overflow (Water Overlay)\|sewer overflow]].		* B<sub>a</sub> = The height of the sewer relative to {{datum}}, as defined by the [[Sewer overflow attribute (Water Overlay)\|SEWER_OVERFLOW]] of the [[sewer overflow (Water Overlay)\|sewer overflow]].
	* B<sub>s</sub> = The assumed surface height of the sewer, relative to {{datum}}.		* B<sub>s</sub> = The assumed surface height of the sewer, relative to {{datum}}.
	* w<sub>o</sub> = The [[Surface water level formula (Water Overlay)\|water level]] at the [[sewer overflow (Water Overlay)\|sewer overflow]]'s exit, relative to {{datum}}.		* w<sub>o</sub> = The [[Surface water level formula (Water Overlay)\|water level]] at the [[sewer overflow (Water Overlay)\|sewer overflow]]'s exit, relative to {{datum}}.

Rudolf@tygron.nl: Modified threshold calculation to more accurately refrelct implementation of sewer threshold (percentage of section of sewer which extends above-ground)

2019-06-24T10:06:11Z

Modified threshold calculation to more accurately refrelct implementation of sewer threshold (percentage of section of sewer which extends above-ground)

← Older revision		Revision as of 10:06, 24 June 2019
Line 12:		Line 12:

	The sewer overflow threshold height H<sub>o</sub> within the sewer is calculated as:		The sewer overflow threshold height H<sub>o</sub> within the sewer is calculated as:
	: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>		: ''H<sub>o</sub> = ( H<sub>s</sub> - max ( 0 , B<sub>o</sub> - B<sub>a</sub> ) ) * T<sub>o</sub>
			<!--: ''H<sub>o</sub> = H<sub>s</sub> * T<sub>o</sub>
			-->
	Water only flows out of the sewer if:		Water only flows out of the sewer if:
	: ''h<sub>s</sub> > H<sub>o</sub>'' and		: ''h<sub>s</sub> > H<sub>o</sub>'' and