zero voltage造句
例句與造句
- ( 2 ) each state of the total switching period has been studied in detail , in which the voltage of block capacitor and current of leakage inductance of main transformer and keeping time of each state have been discussed , then the condition of zero voltage switching is attained , which gives theory guidance for setting reasonable dead time , finally , the possibility of zero voltage switching is proved by simulation of saber software
( 2 )對(duì)不對(duì)稱半橋在一個(gè)完整的開(kāi)關(guān)周期內(nèi)各個(gè)狀態(tài)分析，描述了隔直電容電壓和變壓器漏感電流的變化規(guī)律，各個(gè)狀態(tài)的持，然后得出實(shí)現(xiàn)zvs的條件，從而為設(shè)置合理的死區(qū)時(shí)間提供了理論指導(dǎo)，最后用saber軟件進(jìn)行了仿真，驗(yàn)證了零電壓開(kāi)關(guān)實(shí)現(xiàn)的可能性。 - The problem is much more critical when the inverter frequency is high . in a welding machine , the main circuit with the technology of the soft - switching is much idealer than the hard - switching . firstly of all , by the theory of the soft - switching , this paper relatively analysis the advantages of the soft - switching and , with the help of the simulation software pspice , analyzes the main circuit of the full bridge shift - phased zero voltage zero current ( zvzcs ) soft - switching
結(jié)合軟開(kāi)關(guān)實(shí)現(xiàn)原理,本文首先對(duì)比分析了軟開(kāi)關(guān)在提高效率、降低emi干擾等方面的技術(shù)優(yōu)勢(shì),通過(guò)pspice軟件仿真,分析研究了全橋移相零電壓零電流( zerovoltagezerocurrent - - - - zvzcs )軟開(kāi)關(guān)電路,詳細(xì)介紹了該電路的軟開(kāi)關(guān)實(shí)現(xiàn)過(guò)程,并給出了電路模型和關(guān)鍵元件的設(shè)計(jì)參數(shù)。 - Based on the detailed analysis of the principle of single - phase active pfc , the high power active pfc circuit is designed , and the method of designing boost inductor is also given in the paper . a high power phase - shifted - control soft - switching full - bridge converter is designed , and the condition of achieving zvs ( zero voltage switching ) is studied in detail
論文在詳細(xì)分析和研究單相有源功率因數(shù)校正原理的基礎(chǔ)上，設(shè)計(jì)出大功率有源功率因數(shù)校正電路，并給出電路中升壓電感的設(shè)計(jì)方法；設(shè)計(jì)出了大功率移相控制全橋軟開(kāi)關(guān)pwmdc dc變換器，詳細(xì)的研究了實(shí)現(xiàn)zvs的條件。 - Serial - parallel combined two - transistor forward converter is presented for high input voltage and high power application , and the operation principle of the topology is analyzed in this paper . all switches are turned off with zero voltage switching , and the two switches of them are turned on with zero current and zero voltage switching . the difference of input capacitances , conducting voltage drop of switches , duty cycle and windings of the transformer of the combined converter influences the voltage balance of the input capacitors
本文介紹了雙管正激變換器的兩種穩(wěn)定工作狀態(tài)，詳細(xì)分析了帶lcd無(wú)損箝位網(wǎng)絡(luò)的并?并組合式雙管正激變換器的工作原理，該組合式變換器中的開(kāi)關(guān)管實(shí)現(xiàn)了零電壓關(guān)斷，并介紹了該電路拓?fù)涞奶攸c(diǎn)和lcd網(wǎng)絡(luò)參數(shù)設(shè)計(jì)，采用pspice軟件進(jìn)行了仿真和分析，最后，研制出一臺(tái)2 . 3kw樣機(jī)。 - ( 4 ) the experiment of asymmetrical half bridge converter design and the result of it base of the above analysis , the dc / dc converter is designed , it is proved that asymmetrical half bridge can realize zero voltage switching when it satisfies the condition of load current and deadtime by the experiment
( 4 )不對(duì)稱半橋的實(shí)驗(yàn)電路設(shè)計(jì)及實(shí)驗(yàn)結(jié)果基于前面的分析，設(shè)計(jì)了一個(gè)不對(duì)稱半橋dc dc變換器的實(shí)驗(yàn)電路，進(jìn)行了實(shí)驗(yàn)研究，實(shí)驗(yàn)結(jié)果證實(shí)了在滿足死區(qū)和負(fù)載電流兩個(gè)條件時(shí)，不對(duì)稱半橋可以實(shí)現(xiàn)零電壓開(kāi)關(guān)。 - It's difficult to find zero voltage in a sentence. 用zero voltage造句挺難的
- At last , a novel zvs isolated boost converter is presented . this converter is employed the lcd snubber circuits and coupled winding in boost inductance , the switches can realize zero voltage turn off and the surge voltage of switch is low . the principle of this converter is analyzed in detail
最后深入研究了一種適合于低壓大電流輸入場(chǎng)合的隔離型boost變換器，分析了它的優(yōu)點(diǎn)和缺點(diǎn)，在此基礎(chǔ)上提出了一種新型隔離型zvsboost變換器，詳細(xì)分析了其工作原理，給出了參數(shù)設(shè)計(jì)，仿真和樣機(jī)實(shí)驗(yàn)結(jié)果驗(yàn)證了方案的正確性。 - " soft switching " is zero voltage switching or zero current switching , which the voltage ( or current ) of the switch varies by law of sine or quasi sine , the switch is on when its voltage reaches zero ( or switch is off when its current reaches zero ) by resonance . it makes switch loss is zero , so it can increase the operating frequency and raise power density , minimize the size of transformer and inductor
“軟開(kāi)關(guān)”是指零電壓開(kāi)關(guān)或零電流開(kāi)關(guān)，它是利用諧振原理，使開(kāi)關(guān)變換器的開(kāi)關(guān)管電壓(或電流)按正弦(或準(zhǔn)正弦)規(guī)律變化，當(dāng)電壓過(guò)零時(shí)，使器件開(kāi)通(或電流自然過(guò)零時(shí)，使器件關(guān)斷) ，實(shí)現(xiàn)開(kāi)關(guān)損耗為零，從而提高開(kāi)關(guān)頻率，減小變壓器、電感的體積。
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