The tank capacity is the number of gallons how the tank can carry. The larger the tank the larger the pressure could be maintained. Another abbreviation of any 400Kw Diesel Generator powered air compressor is the horsepower. You can see small compressors such as compared to the Champion VR5-8 with a horsepower as little as 5 just about models created by companies for instance Sanborn/Coleman definitely not necessary run in the hundreds range. This all depends on what the compressor has been used relating to. It is important to remember more horsepower doesn't imply more air, 500Kw Diesel Generator horsepower is related to power.
Roustabouts are general workers. They provide the brawn and handle most of this heavy lifting and clearing. They mostly just work at the main deck of the oil platform. When necessary, might be be required to help the roughnecks on the drill floorboard. Salaries range from $45,000 to $55,000 in a year's time. The following step up from roustabout is roughneck.