Recent content by Mark Deuchars

  1. M

    Temperature drop in an insulated pipe over 12 hours

    Hello all, I have been having some problems and would appreciate any help: I have a length of insulated pipe filled with engine oil at rest, the variables are as follows: Toil: 40 oC Tair: 5 oC h1 (LO): 3600.63 W/m2/K r1 (pipe inner): 0.1 m r2 (pipe outer): 0.1095 m r3...