Dampers Honk-kong
Hongkong H=80 m diameter 8.34 m
Dampers honk-kong
Hongkong H=80 m diameter 8.34 m
41 t Tuned Mass Damper
WORLD RECORD for a 41 t Tuned Mass Damper installed on top of a 180 m concrete chimney suffering heavy vibration due to nearby structure – 5 viscous damper below the moving mass
Detail of 41 t moving mass
WORLD RECORD – detail of 41 t moving mass suspended by 16 pendulums on old cracked concrete of a 180 m concrete chimney, 5 viscous dampers sets placed below moving mass
Liquid damper used as a top platform
Liquid damper used as a top platform on a 100 m double skin steel stack – This stack is equipped of anti down wash system to protected the stack top form smoke plume and acid attack
TMD
TMD based on stainless steel coil No wear withsand temperature from -50°C + 500 °C Acid resistant
Tuned Mass Damper
Tuned Mass Damper (TMD) on top of a single flue stack – Damper set made by cable coils – no wear – maintenance free
Liquid damper
Liquid damper use as a top platform during lifting on top of a 60 m double skin steel stack . Access to top by a manhole in the damper.
LIQUID DAMPER
LIQUID DAMPER to repair a conical 45 m FRP mast -AIR FRANCE
Air France Interne
Multi frequency damper inside the AIF FRANCE mast
Bakou
2 twin double skin steel stack 65 m
TMD with SS cable coils used as damping set
Middle East : TMD with SS cable coils used as damping set - Suspended at stack top by 3 x SS pendulum- maintenance free despite very high smoke temperature, aggressive ambient conditions (acid, sans etc.)
TMD with SS cable coils used as damping set
Middle East : TMD with SS cable coils used as damping set - Suspended at stack top by 3 x SS pendulum- maintenance free despite very high smoke temperature, aggressive ambient conditions (acid, sans etc.)
TMD with SS cable coils used as damping set
Middle East : TMD with SS cable coils used as damping set - Suspended at stack top by 3 x SS pendulum- maintenance free despite very high smoke temperature, aggressive ambient conditions (acid, sans etc.)
LIQUID DAMPER
Liquid damper used as a top platform on a 103 m double skin steel stack. Access is done through a hole in the damper
LIQUID DAMPER
Liquid damper done in two parts - used as a top platfomr by adding handrail
LIQUID DAMPER
Repair of a vibrating flare stack by using a liquid damper made of two parts. The damper is protected by a heatshield to prevent the damper and its liquid form heavy radiations
Liquid damper made of two parts
Repair of a vibrating double skin steel stack of 30 m by using a liquid damper made of two parts
LIQUID DAMPER
LIQUID DAMPER to repair a slender stack vibrating for first and second mode
TMD
TMD with cable coil damping ste - no wear
LIQUID DAMPER on a 100 m steel stack
Damper
Damper on wind turbin