Physical and CFD modelling of a labyrinth spillway for ... Construction - new dams... · Physical...

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Physical and CFD modelling of a labyrinth spillway for Penwhirn reservoir J. ACKERS, Black & Veatch, Redhill F. BENNETT, Black & Veatch, Redhill G. KARUNARATNE, Scottish Water S. MacCARTHY, Hydrotec Consultants Ltd, Leeds C. THORNTON, Hydrotec Consultants Ltd, Leeds SYNOPSIS A new labyrinth weir has been designed for Penwhirn Reservoir, where the dam is being raised to increase the storage capacity by a third. This paper provides an account of the weir design, using empirical equations, CFD (computational fluid dynamics) and physical modelling.

Transcript of Physical and CFD modelling of a labyrinth spillway for ... Construction - new dams... · Physical...

Page 1: Physical and CFD modelling of a labyrinth spillway for ... Construction - new dams... · Physical and CFD modelling of a labyrinth spillway for Penwhirn reservoir ... SYNOPSIS A new

Physical and CFD modelling of a labyrinth spillway for Penwhirn reservoir

J. ACKERS, Black & Veatch, Redhill F. BENNETT, Black & Veatch, Redhill G. KARUNARATNE, Scottish Water S. MacCARTHY, Hydrotec Consultants Ltd, Leeds C. THORNTON, Hydrotec Consultants Ltd, Leeds

SYNOPSIS A new labyrinth weir has been designed for Penwhirn Reservoir, where the dam is being raised to increase the storage capacity by a third. This paper provides an account of the weir design, using empirical equations, CFD (computational fluid dynamics) and physical modelling.

Labyrinth seal into two halves Labyrinth Seal.

Labyrinth seal into two halves Labyrinth Seal.

Chute Spillway

Chute Spillway

Caspar Creek SRF2 - h2odesigns.comh2odesigns.com/wp-content/uploads/2014/11/Caspar_Creek-_-SRF-AF… · Caspar Creek Fishways Labyrinth Spillway Gates, Removable Weirs, Subterranean

Caspar Creek SRF2 - h2odesigns.comh2odesigns.com/wp-content/uploads/2014/11/Caspar_Creek-_-SRF-AF… · Caspar Creek Fishways Labyrinth Spillway Gates, Removable Weirs, Subterranean

Spillway gates

Spillway gates

Preserving Water Supply Infrastructure - cdn.ymaws.com · Design and Permitting – Spillway Replacement ... • Replace Existing Spillway with New Concrete Straight-drop spillway

Preserving Water Supply Infrastructure - cdn.ymaws.com · Design and Permitting – Spillway Replacement ... • Replace Existing Spillway with New Concrete Straight-drop spillway

CFD modelling of two-phase flows at spillway aerators1076504/FULLTEXT01.pdf · cfd modelling of two-phase flows at spillway aerators. penghua teng . february 2017 . trita-hyd 2017:02

CFD modelling of two-phase flows at spillway aerators1076504/FULLTEXT01.pdf · cfd modelling of two-phase flows at spillway aerators. penghua teng . february 2017 . trita-hyd 2017:02

RWPS Intake Tower Service Spillway Labyrinth Weir

RWPS Intake Tower Service Spillway Labyrinth Weir

Labyrinth .

Labyrinth .

New - sanjesh.org · 196F oprS as as Box Inlet spillway (h Side channel spillway (1 Ski Jump spillway (t Labyrinth spillway (f

New - sanjesh.org · 196F oprS as as Box Inlet spillway (h Side channel spillway (1 Ski Jump spillway (t Labyrinth spillway (f

CFD MODELLING OF TWO-PHASE FLOWS AT · PDF filekth royal institute of technology cfd modelling of two-phase flows at spillway aerators . penghua teng

CFD MODELLING OF TWO-PHASE FLOWS AT · PDF filekth royal institute of technology cfd modelling of two-phase flows at spillway aerators . penghua teng

CFD OPTIMIZATION OF LOW HEAD TURBINES INTAKE ...labs.ing.unlp.edu.ar/hidromec/archivos_publicaciones/tmp/...gates, one located at the spillway crest and the other at the entrance of

CFD OPTIMIZATION OF LOW HEAD TURBINES INTAKE ...labs.ing.unlp.edu.ar/hidromec/archivos_publicaciones/tmp/...gates, one located at the spillway crest and the other at the entrance of

POINTE DU BOIS GENERATING STATION SPILLWAY REPLACEMENT ... · PDF filePOINTE DU BOIS GENERATING STATION . SPILLWAY REPLACEMENT PROJECT ... spillway design, ... The overall objectives

POINTE DU BOIS GENERATING STATION SPILLWAY REPLACEMENT ... · PDF filePOINTE DU BOIS GENERATING STATION . SPILLWAY REPLACEMENT PROJECT ... spillway design, ... The overall objectives

6.2 Ackers - Physical and CFD modelling of a labyrinth ... Construction - new dams...overflow approach, labyrinth weir and spillway chute, as shown in Figure 3. The walls of the chute

6.2 Ackers - Physical and CFD modelling of a labyrinth ... Construction - new dams...overflow approach, labyrinth weir and spillway chute, as shown in Figure 3. The walls of the chute

SPILLWAY MODIFICATION REQUIRES AMENDED ENERGY … · While the design of the hybrid ogee/labyrinth spillway is not dealt with in this paper, the authors discuss the investigations

SPILLWAY MODIFICATION REQUIRES AMENDED ENERGY … · While the design of the hybrid ogee/labyrinth spillway is not dealt with in this paper, the authors discuss the investigations

RWPS Intake Tower Service Spillway Labyrinth Weir...2019/08/06  · BOIS d’ARC LAKE UPDATE Fannin County Commissioners Court Briefing August 6, 2019 Steve Long, P.E. Reservoir Project

RWPS Intake Tower Service Spillway Labyrinth Weir...2019/08/06  · BOIS d’ARC LAKE UPDATE Fannin County Commissioners Court Briefing August 6, 2019 Steve Long, P.E. Reservoir Project

CFD analysis of fluid flow through the labyrinth sealCFD analysis of fluid flow through the labyrinth seal 73 Figure 2: Fanno line for seal without extraction: v1 – begin volume,

CFD analysis of fluid flow through the labyrinth sealCFD analysis of fluid flow through the labyrinth seal 73 Figure 2: Fanno line for seal without extraction: v1 – begin volume,

2nd International Workshop on Labyrinth and Piano Key ... · PDF filelabyrinth weir for a low barrage (or a side spillway) 4.5.1 Hydraulic comparison (Same planform for the crest)

2nd International Workshop on Labyrinth and Piano Key ... · PDF filelabyrinth weir for a low barrage (or a side spillway) 4.5.1 Hydraulic comparison (Same planform for the crest)

Distribution Restriction Statement · Morning-Glory Outlet-----Labyrinth Spillway Section V. General ... basic spillway features as type, location, alignment, elevation, size, and

Distribution Restriction Statement · Morning-Glory Outlet-----Labyrinth Spillway Section V. General ... basic spillway features as type, location, alignment, elevation, size, and

CFD MODELLING OF DAM SPILLWAY AERATOR - Lunds …lup.lub.lu.se/student-papers/record/8228660/file/8228661.pdf · CFD MODELLING OF DAM SPILLWAY AERATOR By: Raphaºl Damiron Master

CFD MODELLING OF DAM SPILLWAY AERATOR - Lunds …lup.lub.lu.se/student-papers/record/8228660/file/8228661.pdf · CFD MODELLING OF DAM SPILLWAY AERATOR By: Raphaºl Damiron Master

SPILLWAY BOWL AND BASIN · The Spillway Bowl, Spillway Basin, and Spillway Bowl Stands are guaranteed for one year from date of purchase. Proof of purchase required. Warranty does

SPILLWAY BOWL AND BASIN · The Spillway Bowl, Spillway Basin, and Spillway Bowl Stands are guaranteed for one year from date of purchase. Proof of purchase required. Warranty does