# Month: August 2019

## CAESAR II vs START-PROF Piping Stress Analysis Software Comparison

In this article, we will compare START-PROF and Caesar II functions. In START-PROF all pipes, fittings, and nodes are objects. Each object has it’s properties. For example, you can place

August 31, 2019

## How to use ASME B31J-2017 and FEM for SIF and k-factors for Stress Analysis

How to use ASME B31J SIF and k-factors in PASS/START-PROF For a long time, there was a need for a standard method to develop stress intensification factors (SIFs or i-factors)

August 28, 2019

## What if Piping Continuation is Unknown? Part 2. Underground Piping

Continued from Part 1 What if Underground Piping Continuation is Unknown? It is necessary to specify the correct boundary conditions while modeling main pipeline stations: valve station, pig launcher, pump and compressor

August 26, 2019

## Modeling Relief Valve (Pressure Safety Valve) Thrust force

Start-Prof can estimate the support loads and stresses caused by relief valve discharge by static method. The relief valve discharge thrust load acts on elbow 28. In Start-Prof it should

August 24, 2019

## Modeling Connection to Fired Heater

Modeling Fired Heater Piping Connection is a bit tricky as the pipe is not welded to a fired heater shell similar to ordinary equipment. The heater has a hole, the

August 19, 2019

## How to Model Slug Flow Loads

Start-Prof can estimate the support loads and stresses caused by slug flow loads using static method. Additional dynamic loads caused by the slugs hitting the bends and tees must be

August 18, 2019

## What if Piping Continuation is Unknown? Part 1. Above Ground Piping

What if Above Ground Piping Continuation is Unknown? The correct model and boundary conditions are very important for accurate piping stress analysis. Unfortunately, some inexperienced piping stress analysis software users made mistakes

August 14, 2019

## Stress Analysis of GRP / GRE / FRP Piping using START-PROF

GRP / GRE / FRP / HDPE piping modeling in START-PROF is as easy as for steel piping. Your job is only to select the appropriate code and choose the

August 1, 2019