its easy to size the chilled water pipe in app or riser in two step only just cal. the water gpm and plotted in red area ., now read the minimum pipe size and select the min. water velocity

1.  10fps
MAX VEL. IN
STEEL PIPE
 10fps
MAX VEL. IN
RISER PIPE
 7fps
MAX VEL. IN
PUMP SEC.
 7fps
MAX VEL. IN
DRAIN PIPE
 7fps
MAX VEL. IN
CHILLED CLOSE SYS.
 12fps
MAX VEL. IN PUMP DISCHARGE
 15fps
MAX VEL. IN PUMP HEADERS
 4fps
MAX VEL. IN
PUMP SEC.
 4fps
MAX VEL. IN
HEADER
 4fps
MAX VEL.
INDRAIN PIPE
 3fps
MAX VEL. IN
PIPE RISER
15fps
MAX VEL.
IN HEADERS
2.5ft/100ft PIPE
FRICTION DROP
REPRESENTS A
MEAN DESIGN VALUE
 2fps
MIN VEL. IN
PIPE RISER
 2fps
MIN VEL. IN
PUMP SEC.
 2fps
MIN VEL. IN
AIR SEPERATOR
A VELOCITY
LIMIT OF 4fps FOR
PIPE <2"
PRESSURE DROP OF 4ft/100ft FOR
PIPING OVER 2" REPRESENT PIPING
NOISE LIMITATION
1.5fps
MINIMUM
VELOCITY FOR
PIPES <2"
1. 0.75ft/100ft
REPRESENT AIR PURGE LIMITATIONS.AND
MINIMUM VELOCITY CORRESPONDING
2. 0.75ft/100ft
REPRESENT LIMITATIONS AND MINIMUM
VELOCITY CORRESPONDING FOR PIPE OVER 2" IN
AIR SEPRATOR TANK.
ENGR. MUSTAFA AHMED ABDULJABBAR ,,, UAE -ABU DHABI +97150 499 5043
mustafahmed94@yahoo.com