Energy Efficiency in Motor Systems

Part 1 Electric Motors.- 1 Technologies for High Efficiency Electric Motors.- 2 EASA AEMT Study of Motor Repair Impact on Efficiency of Premium Efficiency (IE3) Motors.- 3 Assessment of PWM-Related Harmonic Losses in Three-Phase Induction Motors of Different Efficiency Classes.- 4 On the Selection of the Number of Poles of Three-Phase Induction Motors for Variable-Speed Power Drive Systems.- 5 Application Software for the Evaluation of Measurement Uncertainty in Induction Motors Efficiency Test According to IEC 60034-2-1.- 6 Operational Design Analysis of a Shaft Oil Spray Cooling in Electrical Machines.- 7 Measurement of Detailed Efficiency Maps Minimizing Temperature Drifts.- 8 Direct Calorimetric Test Bench for Power Drive Systems with Power Losses up to 20 kW.- 9 Impact of Stray Fields due to the Structural Integration of a Linear Synchronous Machine for Hyperloop Technology.- 10 Rare Earth-free Motors for Medium and High-power Vehicles.- 11 A Synchronous Reluctance Motor Solution for Electric Vehicles Traction.- 12 Estimation of Starting Characteristics of Three-Phase Induction Motors from No-Load Startup Tests.- 13 Influence of the Machine Design on the Indirect Efficiency Determination of Permanent-Magnet Synchronous Machines.- 14 Voltage Variations Impacts on Electrical Motors.- 15 Line-Start Synchronous Reluctance Motors.- Part 2 Pumps, Fans and Air Compressors.- 16 Optimizing Pump System Energy Efficiency using a Piping System Digital Twin and Integrated Pump Selection.- 17 Specific Energy Shells.- 18 Influence of Faults on the Efficiency of Centrifugal Pumps.- 19 Centrifugal Pump - Cavitation Detection Based on Corrected NPSHr (Net Positive Suction Head Required).- 20 Energy Savings using the Extended Product Approach for Pumps.- 21 Revision of the European Fan Efficiency Test Standard.- 22 International Fan Efficiency Test Standard.- 23 Limitations of Component-based Efficiency Regulations for Compressed Air Systems.- 24 Improving the Energy Efficiency of Compressed Air Systems by use of Pressure Equalizing Modules.- Part 3 Digitalization.- 25 Reliability of Smart Sensor in the Diagnosis of Unbalance and Misalignment of Electric Motors.- 26 Digitalization in Electric Motor Driven Systems.- 27 Predictive Temperature Distribution of Test Rig Electric Motors using Machine Learning Algorithms.- 28 Condition Diagnosis on a Gear Motor with Neural Networks Utilizing Vibration Data and the Current Values for Efficiency Enhancement.- Part 4 Policy and Standards.- 29 Minimum Energy Performance Standards (MEPS) For Central America.- 30 Energy Performance Indicators According to ISO 50001:2018.- 31 Continuous Progress in Efficiency of Electric Motors, Pumps, Fans and Variable Frequency Drives in Switzerland and the European Union.- 32 European Ecodesign Material Efficiency Standardization Supporting Circular Economy Aspects of Power Drive Systems for Sustainability.- 33 Impacts of 2nd, 3rd and 5th Order Harmonics on the Thermal Behavior of IE2-, IE3- and IE4-class Electric Motors in Grounded Star and Triangle Connections.- 34 Trends in Energy Efficiency Standards and Regulations for Electric Drive Systems.- 35 Egypt Mandates IE3 Energy Efficiency Standards for Electric Motors.- 36 Bibliometric Analysis of Scientific Production on Energy Efficiency in Motor Driven Systems.- 37 Coordination and Alignment of IEC & ISO Standards for Energy Efficient Electric Motor Driven Systems.- Part 5 Variable Speed Drives and System Analysis.- 38 Quantifying the Energy Savings Potential of Power Drive Systems [PDS].- 39 Round Robin Converters (RR'C) Results and Conclusions.- 40 Systematic Approach to Resolve 2 Pole Vibration Issue for IEEE 841.- 41 Systems Approach in Dutch Industries.- 42 Design Approach and Testing Methodology for Ball Type Non-Reverse Ratchet Mechanism for Vertical Motors.- 43 The Influence of Water Contamination on the Extreme-pressure Properties and Mechanical Stability of Lubricating Greases Applied to Wind Turbines.- 44 Measure System Evaluation about Squeal Noise in Deep Groove Ball Bearings of Electric Motors.- 45 The Efficiency Determination with a Measurement Uncertainty of Energy-Efficient Rotating Electrical Machines using Direct, Indirect, and Modified Back-to-Back Methods based on Small-scale Test Bench Measurement for Wind Turbines.

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• Tecnologia automotiva e comércios
• Construção e materiais de edifícios
• A eficiência energética
• Motores e transmissão de energia
• Engenharia das autoestradas e do tráfico

variable speed drives;minimum energy performance;energy management;emission reduction;power drive systems;motor driven systems;pump system energy efficiency;energy efficiency standards and legislation;centrifugal pumps;rare earth-free motors