Piping rack layout. Column piping concepts part 3 column piping layout piping duration. Generally the hot lines and. Elevating piping on a cross over rack is expensive and introduces unnecessary pockets in the lines thus routed. Because it is located in the middle of the most plants the pipe rack must be erected first before it becomes obstructed by rows of equipment.
Pipe racks are the freeways of piping through any unit or plant. When determining width and height of culvert care must be taken to allow sufficient room round the pipework for maintenance insulation and painting. It connects all equipment with lines that cannot run through adjacent areas. General plot plan development philosophy block system block layout should be adopted as far as possible.
Piping design layout and stress analysis l 002 rev. Piping layout for pipe racks. Predominantly process lines are to be kept at lower tier. Utility lines for water steam air etc.
Pipe rack piping duration. Hot process lines on upper tier. Small garden design. The choice of top elevation of the lateral pipe rack midway between the top and bottom main pipe rack elevation allows turning up or down at the intersection.
Generally lines running at right angles to main pipe rack are assigned elevations 500 mm1 m higher or lower depending on headroom requirements than lines running in main pipe rack. Lines on pipe rack shall be arranged properly based on service and size as well as fluid content. Plot plan is a primary document in design of a plant. Grouping hot and cold lines.
If process units are. They form the spine of the unit along which all plant equipment is located. 2 september 1997 norsok standard page 6 of 17 455 utility headers utility headers for water steam air etc. It takes lot of experience knowledge of international and local standards and regulations as well as process flow.
Shall be located on upper tier. They are always elevated as this provides good secondary vehicle access beneath them. Piping layout then becomes a matter of designing dimensioned routings from one point to another point with the branches valves piping specialties and instrumentation as indicated on the pid. A pipe rack is the main artery of a process unit.