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National Gymnastics Arena BakuNational Gymnastics Arena Baku

Ribbon Façade National Gymnastics Arena, Baku 2013 1


Heyder Aliyev Highway

Baku



165m

121m

Ground plan and lateral east‐ and west‐façade by Broadway Malyan Ltd.



Concrete structure and curtain wall façadeConcrete structure and curtain wall façade



Section of rendered model and interior view of the competition spaceSection of rendered model and interior view of the competition space



Broadway Malyan Ltd.

k


Baku 24.03.14


The Olympic discipline of rhythmic gymnastic



Ribbon shading façade systemThe first title of the Ribbon Façade pointed out the original purpose of the continuous textileelements that should act as an “architectural sun shading ribbon system”. Shading should beachieved with three horizontal ribbons in the colour of the Azerbaijan flag.

Broadway Malyan Ltd.



Temporary or permanent gigantic billboards are the most common use of textile fabrics in modern architecture

Ribbon Façade National Gymnastics Arena, Baku 2013

Temporary or permanent gigantic billboards are the most common use of textile fabrics in modern architecture.

9


History of textile ribbons starts with the long tradition of textilecanopies and awnings as independent elements that offer shade andrain protection.rain protection.

„High Tech Canopy“ NGA Baku



The result is a High tech canopy



Wind tunnel testing done in 2011 by Building Research Establishment Group, U.K.



NURBS (non‐uniform rational B‐Splines) Rhino/Grasshopper

If_group



If_group

Anchoring of the ribbon structure on the roof top



How to perforate a curtain wall:p

Fin plates penetrating approx. every six meters the curtain wall façade



Tritthardt+Richter

Brackets and fin plates penetrating the curtain wall façade

Tritthardt+Richter



The precision of bending and the planing of the joints:

Steel ladder: bended circular hollow sections with bracing strutsSteel ladder: bended circular hollow sections with bracing struts



Division lines for The cleats

End of tubes: change of curvature or torsion

Generating surface and curvature line


and curvature line


Zeman çelik, Turkey

Provisional scaffolding for the steel ladder at the Turkish manufacturer



Joint between two ladder sections without cover platesIf_group p



If_group



Drop down part of the ribbons



How to tension the continuous waving ribbons



If_group



Stiffness: EKxA=ESxA=14kN/0,017=823kN/m

d % dK ~ 2% Stress strain diagramdK ~ ‐0.5%

1.7%

dK 2%

1 7%

Stress‐strain diagramFerrari PVC/PES 1002


1.7% 1.7%


Pounding analysis

EmergencyDrainageDrainage



E d i


Emergency drainage


S l di ti t l


Solar radiation control


Lighting concept by the architects of Broadway Malyan



Shade and translucency: Textile shading systems need precise degrees of translucency Little translucency isShade and translucency: Textile shading systems need precise degrees of translucency. Little translucency is required in exterior shading and higher rates are necessary for textile diffusers of natural and artificial light:

Lighting concept by Francis Krahe & Associates

Ribbon Façade National Gymnastics Arena, Baku 2013

Lighting concept by Francis Krahe & Associates

34


Francis Krahe



Longitudinal LED lighting system mounted on the verticalLongitudinal LED lighting system mounted on the vertical mullions of the inclined facade.



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Engineering