wide converter 中文意思是什麼
wide converter
解釋
廣角倍率鏡-
Brief introduction the model kx920 wheel is one of the series leading products made in our works that is well received both at home and abroad for its reaso - nable design, beautiful contour, and advanced norms. by adopting of three - ele ment torque converter, fixed - axle type pcwer shifing transimission box, in = bub reduction, double - axle drive, hinged frame, all hydraulic steering, and clamping brade. the loader has such features as : large power reseve, fi - neaccelerating performace, comfortable operation, wide field of vision, it " s muti = function, high - effic ient and flexible engineering machinery. mor - eover, it can be equipped with many kinds of working attachments such as flat fort, muti - fnction bucket, and snow plow, so it may be used for loading and unloading, transporting, piling and leveling materials in various kinds of projects. mines, enterprises and city. welcome friends both at ho - me and abroad to visit our factory and to order our products
Kx920裝載機是我公司生產的系列主導產品之一，該機設計合理，外形美觀，指標先進，在國內外享有盛譽.它選用三元件液力變矩器，定軸式動力換檔變速箱，輪邊減速，雙橋驅動，鉸接式車架，全液壓轉向，汽液鉗盤式四輪制動，手動鉗盤式停車制動，反轉連桿機構，動力儲備大，加速性能好，駕駛舒適，視野寬廣，是一種用途廣，效率高，機動靈活的工程機械.備有平叉，圓木叉，多用途斗，推雪板，側翻，抓草機等多種工作裝置，因此廣泛用於各類工程，工礦企業和城鎮的物料，垃圾裝卸，運輸，堆垛，平整等作業，歡迎國內外朋友們來公司參觀，選購 -
These systems operate on a wide variety of continuous time signals, which include speech, medical imaging, sonar, radar, electronic warfare, instrumentation, consumer electronics and telecommunications systems ( terrestrial and satellite ). one of the key to the success of these systems has been advances in the development of the font end of the electronic systems - analog - to - digital converters ( a / d ) which converter the continuous - time stimuli signals to discrete - time binary - coded form
這些系統可廣泛地應用於處理連續時間信號，包括語音、醫學成像、聲、雷達、電子對戰、儀器、消費電器、遠程通訊（地面和衛星）等，而這些系統成功的關鍵因素之一就是電子系統的前端部件? ? a d取得了長足的進步（ a d把連續時間信號轉換成離散時間、二進制編碼的數字信號，便於后級精確的數字信號處理） 。 -
Dc / dc converter with high power and wide range input voltage was required for more reliable special aero - power systems
一種新的高可靠性飛機專用電源系統，需要研製一種大功率寬電壓輸入范圍的dc / dc變換器電源。 -
The zero - voltage - switching ( zvs ) pwm hybrid full - bridge three - level ( h - fb tl ) converter can operate in both three - level mode and two - level mode, the output rectified voltage is close to the output voltage over the entire input voltage range, thus the output filter can be reduced significantly, leading to high power density and fast dynamic response. so the zvs pwm h - fb tl converter is very attractive for the applications such as fuel cells, photovoltaic cells, and telecom power supplies, where the voltage varies in a wide range
零電壓開關復合式全橋三電平（ zero - voltage - switchingpwmhybridfull - bridgethree - level ， zvspwmh - fbtl ）變換器可以工作在三電平模式和兩電平模式，在很寬的輸入電壓范圍內，輸出整流電壓都接近輸出電壓，從而可以減小輸出濾波器，因此可以提高變換器的功率密度和改善動態性能。 -
Charge pump operation principle and a 50ma switched - capacitor automatic step - up / step - down charge pump converter with wide input supply voltage and multi output versions, which uses 0. 5 m standard cmos technology, are presented in this paper
在對電荷泵原理研究的基礎上，論文採用0 . 5 m標準cmos工藝設計了一種具有寬輸入電壓范圍和多輸出規格的50ma自動升/降壓開關電容電荷泵dc / dc轉換器。 -
This converter can generate high precise output regulation with wide input voltage range of 2. 0v to 5. 5v. the input voltage may vary above and below the output voltage and the output will remain in regulation with low output voltage ripple
它採用0 . 5微米標準cmos工藝製成，輸入電壓范圍為2 . 0v ~ 5 . 5v ，且輸入電壓高於或低於輸出電壓時，輸出電壓都可保持穩定的低紋波輸出，並能自動工作于升壓或降壓模式。 -
A current - doubler - rectifier ( cdr ) zvs pwm ( half - bridge ) three - level converter is proposed in this paper. zvs can be achieved for all the switches in a wide load range with the use of the energy stored in the output filter inductances. the output rectifier diodes commutate naturally without voltage oscillation and voltage spike
針對傳統（半橋）三電平直流變換器的一些不足，本文提出一種倍流整流方式pwm零電壓開關三電平直流變換器，可以使開關管在全負載范圍內實現零電壓開關，副邊整流二極體無電壓尖峰，無占空比丟失。 -
The switches of the two - level leg suffer the input voltage and can realize zero - current - switching ( zcs ) in a wide load range, so the igbt can be adopted. the voltage across the output filter is a tl waveforms, which reduces the output filter. the input current of hfb tl converter is nearly a dc current, which reduces the input filter
復合式全橋三電平變換器不僅可以將開關管電壓應力減小一半，大大改善輸出濾波器工作條件的優勢，還可實現所有開關管的全負載范圍軟開關，本文詳細分析該變換器的工作原理、參數設計、控制方案，並進行實驗驗證。 -
A current - doubler - rectifier ( cdr ) zvs pwm h - fb tl converter is proposed in this paper, the proposed converter can achieve zvs for all the switches in a wide load range with the use of the energy stored in the output filter inductance, in the meanwhile, the voltage oscillation and voltage spike across the rectifier diodes resulted by the reverse recovery are eliminated
為了消除輸出整流二極體反向恢復造成的的電壓尖峰和振蕩，同時使所有開關管在很寬的負載范圍內實現zvs ，本文提出了倍流整流方式的zvspwmh - fbtl變換器。 -
This paper discusses key technology in the digital intermediate frequency receiver with wide band based on software radio, including down - converter on condition of band - pass - sampling, digital down - converter, multi - rate digital signal processing, band - pass signal decimating, and achieves software system simulation based on under - sampling
摘要分析了基於軟體無線電的寬帶數字中頻接收機中的關鍵技術帶通采樣下變頻技術、數字下變頻技術、多速率處理技術，並實現了欠采樣技術條件的軟體系統模擬。 -
When the conventional two - stage pfc converter is applied to performance the wide output voltage, the system stability can be a problem after integration of the two - stage converter, even though each converter is designed properly for stand - alone operation
傳統的兩級pfc變換器在實現寬范圍輸出電壓時，即使前級boostpfc和后級dc dc變換器獨立工作時有良好的穩定性，但因前後級之間的相互影響，級聯后的系統可能不穩定。 -
A dual step - up dc / dc converter using 1. 5 micro - meter bicmos / dmos process with wide input voltage range of 2. 7v to 5. 5v was presented on this thesis
本文分析了一種雙輸出dc / dc升壓變換器，設計了其中的部分子電路模塊。
分享友人