1. A hinged flap used to control gas flow, e.g. fire damper in an air trunk.
2. An energy-dissipating device which reduces the amplitude of certain vibration, e.g. axial vibration damper or torsional vibration damper.
Wärtsilä is a global leader in smart technologies and complete lifecycle solutions for the marine and energy markets. By emphasising sustainable innovation, total efficiency and data analytics, Wärtsilä maximises the environmental and economic performance of the vessels and power plants of its customers.