吉首大学学报(自然科学版)
吉首大學學報(自然科學版)
길수대학학보(자연과학판)
Journal of Jishou University (Natural Science Edition)
2015年
5期
57-62
,共6页
肖剑%王小云%全秀娥%黄勇刚%孙晶
肖劍%王小雲%全秀娥%黃勇剛%孫晶
초검%왕소운%전수아%황용강%손정
传输效率%自动控制%共振频率%线圈方向角
傳輸效率%自動控製%共振頻率%線圈方嚮角
전수효솔%자동공제%공진빈솔%선권방향각
transmission efficiency%automatic control%resonant frequency%coil direction angle
为优化无线电能传输系统参数对传输效率的影响,提高传输效率,首先,分析无线电能传输系统的电路等效模型的频率响应,求解出系统传输效率与参数之间的关系,验证了过耦合条件下的频率分叉导致系统传输效率降低;其次,提出了一种基于自动控制获取最佳系统共振频率及线圈方向角的最大传输效率无线电能传输系统设计方法.Multisim 仿真结果表明,在过耦合情况下,本系统能够有效提高系统的传输效率,其传输效率可提高43%以上.
為優化無線電能傳輸繫統參數對傳輸效率的影響,提高傳輸效率,首先,分析無線電能傳輸繫統的電路等效模型的頻率響應,求解齣繫統傳輸效率與參數之間的關繫,驗證瞭過耦閤條件下的頻率分扠導緻繫統傳輸效率降低;其次,提齣瞭一種基于自動控製穫取最佳繫統共振頻率及線圈方嚮角的最大傳輸效率無線電能傳輸繫統設計方法.Multisim 倣真結果錶明,在過耦閤情況下,本繫統能夠有效提高繫統的傳輸效率,其傳輸效率可提高43%以上.
위우화무선전능전수계통삼수대전수효솔적영향,제고전수효솔,수선,분석무선전능전수계통적전로등효모형적빈솔향응,구해출계통전수효솔여삼수지간적관계,험증료과우합조건하적빈솔분차도치계통전수효솔강저;기차,제출료일충기우자동공제획취최가계통공진빈솔급선권방향각적최대전수효솔무선전능전수계통설계방법.Multisim 방진결과표명,재과우합정황하,본계통능구유효제고계통적전수효솔,기전수효솔가제고43%이상.
The relationship between transmission efficiency and system parameters has been obtained by analyzing the frequency response of the transmission system equivalent circuit model,and the decrease of transmission efficiency caused by the frequency bifurcation phenomena in the over-coupling condition has been verified.The design of maximum-efficiency system to acquire the best resonant frequency and coil direction angle based on automatic control has been presented.The simulation based on Multisim12 soft-ware showed that the transmission efficiency can be improved in the over-coupling condition and it can reach 43%.