101.1 Explain each of the following

Question 1

Lagging

Answer 1

Prevents the transfer of heat from piping that is hotter than the surrounding atmosphere or to piping that is cooler than the surrounding atmosphere. maintains desired temperature in a system

Question 2

Flange Spray Shields

Answer 2

Installed around fuel oil or lube oil pipe flange connections to prevent any potential leak of flammable material from being sprayed onto a nearby hot surface

Question 3

Bonding and Grounding straps

Answer 3

provide grounding of electrically isolated equipment to the ship’s hull. Some ships electrical equipment is electrically isolated by means of non-conductive shock mounts