A half - bridge bi - directional current mode high frequency inverter was proposed , and the problem of unequal voltage of capacitance in this circuit can be resolved by adding a balance coil 提出了半橋雙向電流源高頻鏈逆變器的拓?fù)浣Y(jié)構(gòu),并對電路固有的電容電壓不平衡問題提出了解決方法,采用平衡繞組可以徹底解決電容電壓不平衡。
Push - pull current mode hfl inverter also is composed of four power switches . the simulation and experiment of a 500va experimental prototype indicates that this circuit has the advantages of less components , simple topology , the ability of four quadrant operation and high efficiency . the inverter does not need the symmetry of the components " parameters and can be applied to dc to ac conversion with single low input voltage source 推挽雙向電流源高頻鏈逆變電路也是由四個(gè)功率管組成, 500va的原理樣機(jī)的仿真和實(shí)驗(yàn)研究結(jié)果表明,該電路元器件少、電路拓?fù)浜唵巍⒛軌蛩南笙蘅煽窟\(yùn)行、變換效率高,并不要求器件參數(shù)的完全對稱,適合于輸入電壓較低的場合。
The half - bridge bi - directional current mode hfl inverter can realize dc to ac conversion in only one stage . the half - bridge bi - directional current mode hfl inverter succeeds to the advantages of full - bridge hfl inverter but uses fewer power switches , which reduces the costs of switches " driver circuit 半橋雙向電流源高頻鏈逆變電路只需一級功率變換即可實(shí)現(xiàn)直流到交流的轉(zhuǎn)換,在繼承全橋高頻鏈逆變電路優(yōu)點(diǎn)的同時(shí),使用的功率管更少,功率管的減小同時(shí)降低了驅(qū)動(dòng)電路的成本。
From the view point of the whole topologies of current mode hfl inverters , two topologies of half - bridge and push - pull current mode hfl inverters are proposed , which are composed of four power switches . hfl inverters in discontinuous current mode ( dcm ) are extended to those in continuous current mode ( ccm ) 從完善電路拓?fù)浜徒档统杀镜慕嵌瘸霭l(fā),本文提出了兩種結(jié)構(gòu)的電流源高頻鏈逆變電路,它們分別是由四個(gè)功率管組成的半橋和推挽雙向電流源高頻鏈單級逆變電路,并將工作在電感電流斷續(xù)模式的逆變電路擴(kuò)展到電感電流連續(xù)模式。
雙向: two-way電流: electric current雙向電流法: double current method雙向電流傳送: double current transmission雙向電流脈沖: double current impulsing雙向電動(dòng)機(jī): reversing motor雙向電話: two-way telephone雙向電機(jī): bipolar machine; either-rotation motor雙向電晶體: bidirrectional transistor雙向電纜: two way cable雙向電路: bidirectional circuit; bilateral circuit; both way circuit; circuit worked on uand down bias; circuit worked on up and down basis; two way circuit; two-way channel; two-way circuit雙向電門: two-way switch雙向電視: two way television; two-way television雙向電泳: dielectrophoresis; two dimension electropherosis; two dimensional eleetrophoresis; two-dimensional electrophorese; two-dimensional electrophoresis場向電流: field-aligned current單向電流: single current; unidirection current; unidirectional current; unidirectional current單向電流法: single current method倒流, 反向電流: inverse current倒向電流: reversing current反向電流: back current; backward current; reverse current; inverse current; counter current方向電流保: directioal current protection橫向電流: current, lateral; lateral current; transcurrent; transverse current恒向電流: continuous current換向電流: commutating current; current of commutation; current of comuntation快內(nèi)向電流: fast inward current