Solve Block

[ptc-2315322]

I want to find alpha, beta and Pcr for varying thickness.

i.e., for example

Thickess range=20mm,22mm..40mm

Please Help

[AlanStevens]

See attached.

Alan

[ptc-2315322]

FOR 20MM THICK

ALPHA = 0.503

BETA =0.463

PCR=1.569*10^6PA

ALL EXTER WATER PRES HEAD = 106.6M

BUT I AM NOT GETTING THE CORRECT ANSWER

ONLY FOR THE MENTIONED 40MM, I AM GETTING THE CORRECT ANSWER

KINDLY HELP

[AlanStevens]

prabhu g wrote:

ONLY FOR THE MENTIONED 40MM, I AM GETTING THE CORRECT ANSWER

Oops! That's because Pcr should also be a function of t. See attached.

Alan