Platform noise is that noise generated by own ship other than the sonar system. Platform noise consists of radiated noise and crew generated noise. Control of this noise is the purpose of the shipboard noise control program. Platform noise is a primary concern when operating in EMCON.
Resilient Mounts - rubber shock devices used on machinery and piping.
Typical Resilient Mount
Distributed Isolation Material (DIM) - rubber type pads used on smaller equipment.
Distributed Isolation Material
Flexible Connections - used on pipes and hoses.
Sound isolation devices are most effective when properly matched to machine characteristics and when both the machine and device are properly maintained.