Industrial Engineering Guides & Tutorials
Comprehensive guides and tutorials for industrial engineering calculations. Learn about factory load, power factor, 3-phase systems, transformers, UPS, HVAC, and PLC troubleshooting.
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A curated selection of the most useful, practical guides for common industrial engineering tasks.
Industrial Energy Cost Estimation: Complete Guide with Formulas and Examples
Estimate energy consumption and costs for industrial equipment accurately. Step-by-step calculations, formulas, and cost optimization strategies.
Read Full ArticlePLC Error Code Troubleshooting: Complete Guide for Industrial Automation
Master PLC error code diagnosis and troubleshooting. Learn how to interpret error codes and apply systematic fixes for major PLC brands.
Read Full ArticleHow to Calculate Factory Load: Complete Step-by-Step Guide
Calculate your factory's electrical load accurately. Follow our step-by-step method with formulas and examples to size equipment correctly.
Read Full ArticleTransformer Sizing Guide: Complete Walkthrough
Size transformers correctly for your industrial load. Our guide includes formulas, safety margins, and examples to choose the right kVA rating.
Read Full ArticleUPS Runtime Calculation: Complete Guide
Calculate UPS backup time accurately. Learn which factors affect runtime and how to size UPS systems for your critical loads.
Read Full Article3-Phase Power Explained: Complete Guide
Understand how 3-phase power works and when to use it. Learn to calculate current, voltage, and power for your industrial applications.
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Fresh additions and recently updated guides. Browse more in the full library.
Common Transformer Tap Changer Faults
Learn to identify, diagnose, and prevent common tap changer faults in 3-phase transformers. Symptoms, causes, and maintenance for OLTC and OCTC.
Read Full ArticleTransformer Voltage Regulation Explained
Understand transformer voltage regulation: definition, formula, impedance (Z%), and how it affects 3-phase secondary voltage. Distinguish regulation from conductor voltage drop.
Read Full ArticleOn-Load vs Off-Load Tap Changer
Learn when to choose on-load (OLTC) vs off-load (OCTC) tap changers for 3-phase systems. Decision criteria, cost-benefit analysis, and selection guide for electrical engineers.
Read Full ArticleUnbalanced Load in 3-Phase Systems
Learn how to calculate unbalance percentage, neutral current, and correct phase imbalances in 3-phase systems. Formulas, examples, and troubleshooting for electrical engineers.
Read Full ArticleCapacitor Bank Sizing for Power Factor Correction
Learn how to calculate capacitor bank size for power factor correction in single-phase and three-phase systems. Step-by-step formulas, selection criteria, installation strategies, and real-world examples for industrial facilities.
Read Full ArticleHarmonics in Power Factor Correction
Understand how harmonics cause capacitor resonance in PFC systems, when to use detuned vs standard banks, and how to avoid equipment damage. THD thresholds, formulas, and selection criteria for engineers.
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