DATA: An 8” NB Schedule 80 pipe (see Fig. 1A) connects two equipment at nodes 10 and. 30 with an offset of 4′ (i.e., equal to distance between nodes 20 and. Input File: PDS Neutral File .n). Output File: CAEPIPE Model File .mod). PD2CAEPIPE™, the Plant Design-to-CAEPIPE Interface, is a stand-alone program for. CPTOPSTM User’s Manual. MANUALS/CPTOPS/man1/doc1. Issue December, CAEPIPE-to-PIPESTRESS. CPTOPSTM. User’s Manual. Server Version 7.

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It is observed that the weight of i. In the ABS method, all absolute values of displacements, element forces and moments, andsupport loads are added to get the total displacements, element forces and support loads.

Then select the force spectrum loadcase for analysis using the Layout menu: Type 60 for Node, enter 16″ for DY as the offset from node 50 to node 60press Enterto move to next row. Vertical displacements at the hanger locations obtained from this operatingload case analysis are the hanger travels.

The weight of the concentrated mass should be input for Weight. After the hot load calculation, the released anchors91Anchorare restored for subsequent analysis.

Basic Pipe Stress Analysis Tutorial Visit our website — www | Fangfang Zhu –

The pressure thrust area will impose a thrust load of: When rotationlimit is reached, there is no further rotation irrespective of the applied torque. The hanger spring ratesare added to the overall stiffness matrix. StiffnessThe default stiffness is rigid which manuap input by typing “r” or “Rigid” in the Stiffness field. If the checkbox is not checked, the hanger stiffness is not include in the analysis.

For cohesive soil, Strength caepipee the undrained cohesivestrength Cs.


Using the Manage License Tool. Select or deselect items andclick on OK or Apply to see the effect immediately while keeping the dialog open. You can specify a filename for the graphics file.


Select the direction, units and force spectrum using the drop down combo boxes and inputappropriate scale factor. The flange pressure is an equivalentpressure calculated from the actual pressure in pipe, the bending moment on the flangeand the axial force on the flange, as follows: Changing the parameters of the system to changethe natural frequency, the process is repeated and a new maximum response is recorded.

A number of figures follow to depict the above process pictorially. Regenerate RegenerateSometimes, owing to multiple edits, the model may be in an indeterminate stage. ExampleLet us rotate the branch line of the familiar Sample model.

The step-by-step process is continued until the total earthquake record is completed and becomes theresponse of the system to that excitation. After the hydrotest load is input by pressing Enter or mankal on OK, the hydrotest loadappears in the Layout window.

When manaul pump is operating, the other one is on standby. Double click on the bend in the type column of the Layout window to edit it.

CodeOn this tab you can choose the piping code and also set options for that piping code. You can input as many values as required.

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Changing branch line numbering: Ethernet card installed with proper driver files. The Material dialog will be shown. In this case node number It is not applied ,anual theexpansion load cases. Bend ThicknessInput the wall thickness of the bend if it is different from that of the adjoining pipethicknesses.

Cold modulus is always used for the thermal load case. Once a shift near the unknowneigenvalue has been obtained, inverse iteration is used to calculate the eigenvector.


Click on All or None button to select all or deselect all theitems with one click. The material and load are copied from the previousrow and the cursor moves to the next row 5. You need to enter them on the layout row underMaterial, Section and Load. This information cannot be modified in the Resultswindow however it can be printed in Results. Although the thermal stress criterion has been met, the weight stresses exceed the capipe stress allowables, as illustrated by many red and orange areas in the sustained stress contour plot given in Fig 5G.

You must accept the terms of the License agreement by clicking on Yes before proceeding. The outside diameter and the wall thickness of the faepipe pipe are Type 50 for Node. A list of beam materials is shown.

In addition, it enables you todisplay selectively one or more items in the Graphics window. Then, select Color code stresses. Model piping using the different sections for different portions of the model. Jacket end cap 9. Install HangersIf mnaual hanger stiffness” is chosen in the Analysis options: In such a setting, one keystroke F2 will quickly move the focus toanother window without having to either minimize the one where the focus is or switchwindows through the taskbar.

Most of the time,selecting a load case is as simple as checking the corresponding checkbox. You can enter or modify properties inside the dialogjust as if you were editing in the Layout window.

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