• High Power Laser and Particle Beams
  • Vol. 34, Issue 4, 043007 (2022)
Qin Li, Xiyuan Chai, Yungai Tang, Gai Wang, and Congfeng Wu*
Author Affiliations
  • National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei 230026, China
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    DOI: 10.11884/HPLPB202234.210451 Cite this Article
    Qin Li, Xiyuan Chai, Yungai Tang, Gai Wang, Congfeng Wu. Design and test of X-band high power loads[J]. High Power Laser and Particle Beams, 2022, 34(4): 043007 Copy Citation Text show less
    Water load in CST
    Fig. 1. Water load in CST
    VSWR of water load by CST
    Fig. 2. VSWR of water load by CST
    Electric field of water load in CST
    Fig. 3. Electric field of water load in CST
    Water load
    Fig. 4. Water load
    Effect of relative dielectric constant of ceramic on VSWR
    Fig. 5. Effect of relative dielectric constant of ceramic on VSWR
    Effect of loss tangent of ceramic on VSWR
    Fig. 6. Effect of loss tangent of ceramic on VSWR
    Effect of relative dielectric constant of water on VSWR
    Fig. 7. Effect of relative dielectric constant of water on VSWR
    Effect of loss tangent of water on VSWR
    Fig. 8. Effect of loss tangent of water on VSWR
    New water load in CST
    Fig. 9. New water load in CST
    VSWR of new water load by CST
    Fig. 10. VSWR of new water load by CST
    Electric field of water load in CST
    Fig. 11. Electric field of water load in CST
    New water load
    Fig. 12. New water load
    Water load measurement result (VSWR=1.0582)
    Fig. 13. Water load measurement result (VSWR=1.0582)
    New water load measurement result (VSWR=1.0763)
    Fig. 14. New water load measurement result (VSWR=1.0763)
    Cylinder-shaped water load in CST
    Fig. 15. Cylinder-shaped water load in CST
    VSWR of cylinder-shaped water load by CST
    Fig. 16. VSWR of cylinder-shaped water load by CST
    Electric field of cylinder-shaped water load in CST
    Fig. 17. Electric field of cylinder-shaped water load in CST
    Dry load in CST
    Fig. 18. Dry load in CST
    Aligned (a) and staggered structure (b)
    Fig. 19. Aligned (a) and staggered structure (b)
    Electric field in CST (aligned structure)
    Fig. 20. Electric field in CST (aligned structure)
    Electric field in CST (staggered structure)
    Fig. 21. Electric field in CST (staggered structure)
    VSWR of dry load by CST
    Fig. 22. VSWR of dry load by CST
    Temperature distribution (aligned structure)
    Fig. 23. Temperature distribution (aligned structure)
    Temperature distribution (staggered structure)
    Fig. 24. Temperature distribution (staggered structure)
    Stress distribution (aligned structure)
    Fig. 25. Stress distribution (aligned structure)
    Stress distribution (staggered structure)
    Fig. 26. Stress distribution (staggered structure)
    Deformation distribution (aligned structure)
    Fig. 27. Deformation distribution (aligned structure)
    Deformation distribution (staggered structure)
    Fig. 28. Deformation distribution (staggered structure)
    Effect of coupling length on VSWR
    Fig. 29. Effect of coupling length on VSWR
    Effect of absorption tooth radius on VSWR
    Fig. 30. Effect of absorption tooth radius on VSWR
    Structure of the new dry load
    Fig. 31. Structure of the new dry load
    Electric field in CST of the new dry load
    Fig. 32. Electric field in CST of the new dry load
    VSWR of the new dry load by CST
    Fig. 33. VSWR of the new dry load by CST
    Temperature distribution of the new dry load
    Fig. 34. Temperature distribution of the new dry load
    Stress distribution of the new dry load
    Fig. 35. Stress distribution of the new dry load
    Deformation distribution of the new dry load
    Fig. 36. Deformation distribution of the new dry load
    frequency/ GHz VSWRaverage absorbed power/kW peak absorbed power/MW
    11.424<1.1350
    Table 1. Load design requirements
    temperature/℃relative dielectric constantloss tangent
    15490.7
    25550.54
    35580.44
    45590.4
    55600.36
    65590.32
    75570.28
    Table 2. Dielectric properties of water at 10 GHz
    Qin Li, Xiyuan Chai, Yungai Tang, Gai Wang, Congfeng Wu. Design and test of X-band high power loads[J]. High Power Laser and Particle Beams, 2022, 34(4): 043007
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