Suitable for providing the damping for seismically isolated structures and for acting as a damper for structural vibrations.
Used for damping the motion of the following seismically isolated
structures:
* Union Building in Auckland
* the South Rangatikei Railway Viaduct
* Haywards HVDC electrical equipment
* a number of road bridges in New Zealand.
Forces - 1kN to 1MN. Displacements of ±500mm.
Steel Cantilever Damper (10 kN, ± 200 mm) retrofitted in order to isolate the capacitor banks at Haywards Power Station
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Load-displacement loops for Steel Cantilever Damper
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Retrofitted isolation system for Haywards Power Station. Note the low-stiffness elastomeric bearing, the steel cantilever damper and the original concrete support
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