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Basic Infrared Thermography Principles

Basic Infrared Thermography Principles

by Robert Wayne Ruddock, 110 Pages, Hardcover

$49.99 USD
$49.99 USD
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Infrared Thermography Principles: Master the Physics, Trust the Image

Overview
Buying an infrared camera does not make you a thermographer any more than buying a stethoscope makes you a doctor. The danger in Asset Condition Management (ACM) isn't the equipment; it’s the interpretation. A false positive caused by a reflection can trigger unnecessary downtime, while a missed "cold" connection due to wind convection can lead to catastrophic failure.

This book bridges the dangerous gap between "taking a thermal picture" and "diagnosing a fault." It strips away the marketing hype of camera manufacturers and focuses entirely on the non-negotiable physics, emissivity, thermodynamics, and resolution that dictate what your camera actually sees. This is not a photography guide. It is a technical field manual for converting colorful images into defensible reliability data.

What this Book will help you do
  • Stop "Guessing" Temperatures: Realize that cameras do not measure temperature; they measure radiated energy. Use the First Law of Infrared Thermography to understand why "hot" spots might actually be cool.
  • Eliminate False Positives: Use the Emissivity Test Procedure to distinguish between a true thermal anomaly and a simple reflection from a shiny surface.
  • Quantify Failure Risk: Don't just report a "hot" breaker. Use the Load Correction Formula to calculate what the temperature will be at full load, justifying immediate downtime to operations .
  • Prioritize Repairs Defensibly: Move beyond subjective opinions. Apply the Repair Priority Table and NETA benchmarks to categorize faults from "Monitor" to "Immediate Action".
  • Optimize Camera Settings: Stop struggling with blurry or washed-out images. Master the FOV (Field of View) and Spot Size calculations to ensure your detector can actually "see" the target.
Who is it for?
  • The Reliability Engineer: Who needs to prove that a thermal anomaly is a genuine asset risk, not just a glossy image in a report.
  • The Electrical Technician: Who is tired of "ghost hunting" false alarms and wants to move from reactive troubleshooting to predictive diagnostics.
  • The Maintenance Manager: Who needs to standardize how their team reports thermal data to ensure consistency across shifts.
The Payoff Calculation
An industrial infrared camera costs between $7,000 and $50,000. A single misinterpretation, missing a loose connection that causes a fire, or shutting down a line for a reflection, costs exponentially more. Investing in this guide costs less than the shipping on a replacement fuse, yet it ensures your expensive hardware actually delivers ROI.

Complete Your System
Thermography is a critical tool within the Asset Condition Management (ACM) domain. To integrate your thermal program into a holistic reliability strategy, pair this book with the Uptime® Elements Body of Knowledge (BoK).

The Author Authority
Robert Wayne Ruddock is a veteran of the industry, having conducted hands-on infrared inspections and training since 1979. As a former North American Director of Training for a major infrared manufacturer and the Chairman of the Mexican Institute of Infrared Thermography, he doesn't just teach theory; he has written the curricula used to train thousands of thermographers globally.
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