Earth, Wind, and Fire: The Application of Photogrammetry for Challenging Large-Scale Metrology Projects

Volume 9, Issue 2

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Publication Details

Published Date:
Authors: Giuseppe Ganci
Company: CMSC
Print Format: Technical Paper
Citation: Giuseppe Ganci, "Earth, Wind, and Fire: The Application of Photogrammetry for Challenging Large-Scale Metrology Projects," The Journal of the CMSC, Vol. 9, No. 2, Autumn 2014

Abstract

This article describes the photogrammetric measurement of three large-scale objects: a 21-m antenna, a 43-m wind turbine blade mold, and an 8-m gas turbine, all of which were measured during the course of a single week. The customer’s measurement requirements for each object were very different, but they all shared the requirements of very high accuracy, short time frames for measurement, and challenging environmental conditions. From a metrologist’s perspective, the challenges of heat, instability, limited measurement time, and restricted access are of great interest. This article describes how these factors were overcome to satisfy the requirements of each measurement brief.