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  • Users: jehan17718
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  1. jehan17718

    tube bundle pulling force

    Can any one provide me some basics of tube bundle pulling force calculations. it's very urgent for me.
  2. jehan17718

    how to model a Boot(sump) in B-JAC(aspen)

    I am using aspen B-jac at this time and i need to model a heat exchanger TEMA type BKU along with a sump. can any one tell me how to model the sump in the heat exchanger on shell side.
  3. jehan17718

    ASME II-D Ed 2007

    I would like to get the stress tables used in ASME Sec 2 part D edition 2007 in MS-Excel (or equivalent spreadsheet format). Either metric units or US customary units would suffice. Can anybody send me link as to where I can get the same? Thanks in advance. reg, Jehan
  4. jehan17718

    Site specific spectra (Sa/g Vs T)

    Dear all, I am a new COMPRESS user. In COMPRESS, is there a provision to perform seismic analysis of pressure vessels using site specific spectra? PVElite has this feature but I am unsure about the same being available in COMPRESS. Thanks. -jehan
  5. jehan17718

    Logic behind UHX-14.5.9(b)

    This is wrt ASME S8D1 edition 2007 para UHX-14.5.9(b) which deals with checking the tubes for buckling stress. Can anybody explain the reasoning/logic behind this para which is relevant for floating head shell and tube heat exchangers? As this para is valid for FLOATING head heat exchangers...
  6. jehan17718

    Difference between cladding and lining

    Dear All, What is the difference between cladding and lining? Can these two terms be used interchangeably? Appendix 3 of the Code (ASME VIII-1) defines a “clad vessel” and a “lined vessel”. To me, it appears that the differences between these two terms is based only on whether the corrosion...
  7. jehan17718

    Insert Plate Geometry

    One typical use of insert plates (i.e. locally thickened shell/ head) is used when nozzle loads are very high. In regard to this, I have the following two questions. 1. How should the diameter of a circular insert plate be finalised? Is there a thumb rule to fix the diameter? Please elaborate...
  8. jehan17718

    ASME Sec 8 Div 1: Undefined terms

    The Code (ASME Sec VIII Div 1) mentions the terms “MAP” and “100% radiography” at multiple instances. For example, MAP is mentioned in clauses UCS-66 (and even “defined” in Fig. UCS-66.2) whereas 100% radiography is mentioned in clause UW-52. In regards to the above, I have the following two...
  9. jehan17718

    Curve Fitting/ Digitalising of ASME VIII external pressure charts

    Can anybody give me any WEB BASED FREE references for curve fitting of factors "A" and "B" used in ASME Sec VIII external pressure calculations? Any type of reference used to "digitalise" the curves by curve fitting or any other methods would be helpful. From ASME Sec II-D Appendix 3, para...
  10. jehan17718

    ASME Sec 8 Div 1 UHX applicability for kettle type HE

    Are ASME UHX rules applicable for kettle type reboiler (TEMA type BKU) with tubesheet (NOT extended as a flange) gasketted on both shellside and channelside?

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