Lec.5 Energy Efficiency -Industrial Systems (Motor System) PDF
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Uploaded by GratifiedCalculus
Cairo University Engineering
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Summary
This document covers concepts of energy efficiency in industrial systems, specifically focusing on the operational aspects of motors. It delves into motor losses, the features of premium induction motors, and various strategies for improving electric motor system efficiency. The document also explores the importance of motor starting methods, power factor, and voltage imbalance.
Full Transcript
ENERGY EFFICIENCY INDUSTRIAL SYSTEMS (MOTOR SYSTEMS) 1 MOTORS’ ENERGY USE 11/10/2024 2 MOTORS LOSSES 11/10/2024 3 MOTORS LOSSES 11/10/2024 4 FEATURES OF A PREMIUM INDUCTION MOTOR 11/10/2024 5 ENERGY EFFICIEN...
ENERGY EFFICIENCY INDUSTRIAL SYSTEMS (MOTOR SYSTEMS) 1 MOTORS’ ENERGY USE 11/10/2024 2 MOTORS LOSSES 11/10/2024 3 MOTORS LOSSES 11/10/2024 4 FEATURES OF A PREMIUM INDUCTION MOTOR 11/10/2024 5 ENERGY EFFICIENT INDUCTION MOTORS 11/10/2024 6 STRATEGIES TO IMPROVE ELECTRIC MOTOR SYSTEM EFFICIENCY 11/10/2024 7 OPPORTUNITIES FOR SAVINGS 11/10/2024 8 OPPORTUNITIES FOR SAVINGS 11/10/2024 9 INDUCTION MOTORS –DIE CAST COPPER ROTOR 11/10/2024 11 ENERGY EFFICIENT INDUCTION MOTORS 11/10/2024 13 ENERGY EFFICIENT INDUCTION MOTORS 11/10/2024 14 MOTOR SELECTION CRITERIA-OPERATION 11/10/2024 15 MOTOR SELECTION CRITERIA-LOAD 11/10/2024 16 MOTOR SELECTION CRITERIA-TEMPERATURE 11/10/2024 17 MOTOR SELECTION CRITERIA-SERVICE FACTOR 11/10/2024 18 MOTOR SELECTION CRITERIA-SERVICE FACTOR 11/10/2024 19 ESTIMATION OR CALCULATION OF MOTOR LOAD 11/10/2024 20 LOAD ESTIMATION –USING TACHOMETER 11/10/2024 21 LOAD ESTIMATION –USING TACHOMETER 11/10/2024 22 LOAD ESTIMATION –USING AMMETER 11/10/2024 23 LOAD ESTIMATION –USING AMMETER & VOLTMETER 11/10/2024 24 LOAD ESTIMATION –USING POWER METER 11/10/2024 25 MOTOR CONTROLS -WHY IS MOTOR STARTING IMPORTANT? 11/10/2024 26 STARTING METHODS: DIRECT ON LINE (DOI) 11/10/2024 27 STARTING METHODS: STAR/DELTA 11/10/2024 28 STARTING METHODS: SOFT STARTER 11/10/2024 29 POWER FACTOR 11/10/2024 POWER FACTOR 11/10/2024 33 POWER FACTOR 11/10/2024 34 WHY TO IMPROVE POWER FACTOR? 11/10/2024 35 IMPROVING THE POWER FACTOR 11/10/2024 36 11/10/2024 37 PARTIAL LOAD PF OF INDUCTION MOTORS 11/10/2024 38 OVERSIZED MOTORS AND POWER FACTOR 11/10/2024 39 VOLTAGE UNBALANCE 11/10/2024 41 HARMONICS 11/10/2024 43 HARMONICS CAUSES 11/10/2024 44 HARMONICS CAUSES 11/10/2024 45 HARMONICS REMEDIES 11/10/2024 46
