• An energy-aware survey on ICT device power supplies
    • Table of contents
    • Foreword iii
    • 1. Executive summary
      • 1.1 Introduction
      • 1.2 Report structure and main outcomes
    • 2. Classification and category definition
    • 3. Nameplate data
    • 4. Mechanical features
      • 4.1 Weight
      • 4.2 Volume
      • 4.3 Power density
      • 4.4 Estimation on use of resources and e-waste
    • 5. Electrical features
      • 5.1 Efficiency measurements
      • 5.1.1 Efficiency measurements - subdivided per-class
      • 5.1.2 Efficiency at lower load - impact on some products
      • 5.1.3 Power factor vs. load and efficiency
      • 5.2 Correlation between safety class and efficiency
      • 5.3 Replicability of the efficiency behaviour
      • 5.4 Analytical analysis
      • 5.5 Output voltage
      • 5.6 No-load
    • 6. Mass balance and environmental considerations
      • 6.1 Global Warming Potential, GWP
    • 7. Conclusion
    • 8. References
    • 9. Appendix A
      • 9.1 Test bed
    • 10. Appendix B