Duringshut-downsthewellflowstopsandthepipewillstarttocooldown.Ifitisassumedthatthepipeisinsulatedbyathinefficientlayerofinsulationsothatmostoftheheatisstoredinsideoftheinsulation,thetimeuntilacriticaltemperaturecanbeestimatedbytheapproachshowninFigure5.4w (共 2364 字) [阅读本文] >>