8/19/2019 Penstockshell Int Pr 16 Bar and Exp 1bar

1/1

PROJECT : VACUUM CHAMBER [M/s.Vacuum Techniques Pvt. Lt.! Ban"a#$%e&

COMPO'E'T : 'O((LE )*HELL PORT+O',

-%ain" Ree%%e: **T01A01VACUUM CHAMBER R2! *heet 0 $ 0

'O((LE MAR3 *4MBOL U'+T

PORT P+PE *+(E)+'CH 'B, 056

Internal design pressure P MPa 1.6

External design pressure Pe MPa 0.1

Design temperature T deg C 30

Internal diameter Di mm 1600Outside diameter Do mm 1620

Corrosion allowane C! mm 0

Material o" no##le I$%2062 &r '

 !llowa(le stress $ MPa 16)

*oint e""iien+ E , 1

-adius - - mm 00

CALCULAT+O'*:

TH+C3'E** O7 *HELL* U'-ER +'TER'AL PRE**URE)$% C8#in%ica# *he##s, A* PER U91;)C,

Corroded inside radius/-D2 - mm 502

1) Circumferential Stress (Longitudinal joints):

-euired T4i5ness 4en t not greater t4an 12 o" - 7 P8 0.39$E

 To C4e5 P80.39$E , MPa 5=?=@;5

, L$n"ituina# st%ess )ci%cume%entia# $ints,:4en t;12 o" - or P81.29$E

To C4e5 P8 1.29$E MPa 0222

$ine P8 1.29$E -ed. t4i5ness /tPx-/2x$xE:0.)P:C! mm 5=?

reuired T4i5ness t "rom 1 and 2 mm ;.=>5=?=@;5

TH+C3'E** O7 *HELL* U'-ER ETER'AL PRE**URE A* PER U915 ) C ,

1st !ssumed T45./External Pressure ta mm 10

000

=Do =Do , 9.9999999996

Dota Dota , 162.00

?!CTO- ! ! , 0.0001@9

?!CTO- ' ' 16

 !llowa(le Pressure Pa)'3x/Dota;Pe Pa MPa 2.05

2st !ssumed T45./External Pressure ta mm )