Blackstone Technical Services

Alignment Interference Analysis

Project Overview

The customer attempted to install a new turbine, but the revised drain arrangement interfered with the existing baseplate, making installation impossible without significant modification.

Fig1 | Customer Identified Interference w/ baseplate & highlighted area of concern

 

Solution

Blackstone:

  • Performed 3D scans of both the in-service turbine and the new turbine, followed by a variation analysis of the piping arrangement.

  • Identified that three flanges were incorrectly located in addition to the required fitting change.

  • Replaced two drain spools to ensure proper alignment with the plant’s piping and baseplate constraints.

  • Added supports to the piping to maintain alignment and compliance with applicable API codes.

Fig 2 & 3 | Blackstone contracted to scan in-service & new turbines

 

Results

  • Avoided onsite piping modifications and eliminated the risk of pipe strain.

  • Enabled installation of the new turbine without requiring changes to the baseplate.

Fig 4 & 5 | Blackstone performed corrections and validated against scans

 

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