دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: (RSPA) a DOT agency that oversees the Office of Pipeline Safety, intermodal containers, highway portable tanks, railroad cars, and anything used in interstate or international commerce not regulated by the coast guard. Under OPA, RSPA has authority over onshore oil and hazardous materials pipelines that are used in interstate commerce. Address: 400 7th Street SW;Washington, DC 20590;(202) 366-4433.

n: In order to guarantee turbine motor working normally, there is a adequate require for axial clearance. When installing turbine motor, we shoule choose the adequate height to adjust the axial clearance of turbine motor.

n: a protective grill or cover for a belt and pulleys.

a crosslinker for guar based gels.

n: The device controlling the position of rubber plug and guarranting the length of cement plug.

n: (NSFCC) the USCG national response system headquartered in Elizabeth City. North Carolina. The NSFCC is charged with maintaining a comprehensive list of spill removal resources. personnel. and equipment that is available worldwide and to make that list available to federal and state agencies and the public. The NSFCC provides technical assistance, equipment, and other resources required by the federal on-scene coordinator;coordinates the use of private and public personnel and equipment to remove a worst-case discharge and mitigate or prevent a substantial threat of such discharge;administers the coast guard strike teams;and provides technical assistance in preparing area contingency plans. The NSFCC maintains on file all area contingency plans and is required to review each of those plans that affects its responsibility. Address: 1461 US 17 N;Elizabeth City. NC 27909-1326;(919) 331- 6006.

n: see chain guard.

n: a mechanical drive using a driving chain and chain gears to transmit power. Power transmissions use a roller chain, in which each link is made of side bars, transverse pins, and rollers on the pins. A double roller chain is made of two connected rows of links, a triple roller chain of three, and so forth. chain guard n: in a chain-and-sprocket drive, a case that protects workers from the moving drive. It also protects die drive from dirt and is part of the cooling and lubrication systems. Some enclose only one drive and some enclose several drives. May be made of sheet metal or plate metal. Heavier guards also support the shafts on bearings. Both types have access panels for inspection and maintenance.

n: (DOT) a federal department that develops regulations governing transportation. Each mode of transportation has a different administration. The administrations under DOT include the US Coast Guard, the Federal Aviation Administration, the Federal Highway Administration, the Federal Railroad Administration, the National Highway Traffic Safety Administration, the Urban Mass Transportation Administration, the Saint Lawrence Seaway Development Corporation, and the Research and Special Programs Administration. Address: 400 7th Street SW;Washington, DC 205W;(202) 366-4000.