zero loss 中文意思是什麼
zero loss
解釋
無損耗-
For the limitations of traditional pwm hard switching circuit, a kind of zero of pair soft switching technology is introduced and the switching loss can be cut down by it and the reliability of inverter in case of high frequency can be improved also
由於傳統pwm硬開關電路的局限性，本文採用一種雙零諧振型軟開關技術降低開關損耗以及在高頻情況下提高整機的可靠性。 -
Conventional hard switching technology has several flaws below : on and off loss, inductive off, capacitive on and diode recover problems. comparing with it, the loss of on and off decreases markedly, as the switches are on and off in zero voltage or zero current cases. and also the size of converter becomes smaller because of the higher of switching frequency
傳統硬開關技術由於存在開通關斷損耗大、感性關斷、容性開通、二極體反向恢復等問題，與之相比，軟開關技術在零電壓或零電流條件下導通，開關損耗明顯降低，加上開關頻率的提高使得變換器的體積得以減小，這也是軟開關技術受到青睞的原因。 -
The most benefit was at right - angles impact with a gradual loss of benefit at higher obliquity ' s, dropping to zero at about 55 degrees obliquity, and actually improving the penetration ability of the shell by making ricochet more difficult at a higher obliquity
這種效果在垂直擊中時最好，隨著入射角的增大而逐漸減弱，達到55度時效果消失，角度更大時則因為不容易製造跳彈，反而會加大彈頭的穿甲能力。 -
By compared with the simulation results and the experiment results, we come to the conclusions that : ( 1 ) circuit with assistant network can widen soft - switching extent in lagging arm, reduces duty - cycle loss on the secondary, diminishes switching dissipation of inverter spot - welding power source. ( 2 ) the range of resonant capacitor, the important factor to soft - switching process, not only affects zero - voltage turn - off of power switches, but also affects the range of zero - voltage turn - on of power switches. so resonant capacitors must be considered according to many aspects ; ( 3 ) it easily fulfils soft - switching condition in lagging arm as leakage inductance of power transformer increases, but bigger leakage inductance of power transformer increases opening dissipation of transformer and decreases efficiency of soft - switching inverter power source
通過模擬結果與軟開關點焊逆變器試驗結果的對比分析，得到了如下主要結論：採用輔助網路可以完全拓寬全橋軟開關逆變器的滯后橋臂軟開關范圍，減小了次級占空比丟失，降低了逆變電阻點焊電源的開關損耗；諧振電容是影響軟開關工作狀態的重要因素，其大小不僅影響開關管的零電壓關斷，同時也影響開關管的零電壓開通范圍，因此，諧振電容應該綜合考慮；功率變壓器漏感越大，越容易滿足滯后橋臂的軟開關條件，但是大的漏感也使變壓器的通態損耗增加，降低了軟開關逆變器的效率。 -
According to the re - attacking property of the drone using the method of zero times sample test, the loss of the drone in flight test is decreased. after the data of hitting point is gotten in test, the bayesian method, which is based on the data of the test and the information of the simulation before the test, is used to analysize the precision guidance
對飛行試驗的靶試結果的分析，採用了兩種方法：零次靶試和小子樣靶試，零次靶試利用了無人機可拉起后進行重復攻擊的特性，以減少試驗損失，在得到落點數據后，運用bayes方法對落點信息和模擬信息進行分析，獲得其制導精度。 -
The clamping diodes conduct only once in a switching period, and the resonant inductance current is smaller in zero state, leading to a higher efficiency and reduced duty cycle loss. the operation principle of the improved converter and the comparison with the original converter are analyzed in this paper. the effect of the blocking capacitor in series with the transformer or resonant inductance is discussed, and a best scheme is determined
本文將諧振電感和變壓器交換位置，使變壓器與滯后橋臂相連，這樣箝位二極體在一個開關周期中只導通一次，同時零狀態時諧振電感電流較小，有利於提高變換效率和減小占空比丟失，本文分析改進后變換器的工作原理，並與改進前的變換器進行對比，討論隔直電容在不同位置對變換器工作的影響，確定一種最佳工程方案。 -
Stock values of old stockholders and non - circuiting stockholders will decrease, while that of new stockholders will increase, the gain equils to the loss. it means that the three parters have played a zero - sum game
可以設計適當的增發方案，使這一零和博弈只發生在新股東與非流通股股東之間，老股東則可獨立於游戲之外，其權益進而得到保護。 -
The dc / dc converter provides pulse voltage, which returns to zero periodically, for the devices in the inverter to realize zvs. but the devices still have some on - loss under two kinds of state commutation. therefore, it is better to use the devices with smaller junction capacitor
通過對逆變橋工作模式的分析，發現在兩種模式轉換的過程中功率管開通時存在一定的損耗，據此認為逆變橋功率管應採用輸出電容小的器件。 -
Compared with traditional silicon steel, fe - 6. 5wt % si in theory is considered as an excellent property soft magnetism alloy. it has such excellent soft magnetism properties as higher permeability higher saturation magnetic induction near - zero magnetostriction and low core loss
Fe - 6 . 5wt si硅鋼是一種性能優異的軟磁合金，與傳統硅鋼材料相比，它具有高磁導率、高飽和磁感應強度、低磁致伸縮和低鐵損等更優異的性能。 -
B : three points will be given for a win, one point for a tie and zero for a loss
贏一場得三分，平一場得一分，輸一場得零分。 -
" 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
「軟開關」是指零電壓開關或零電流開關，它是利用諧振原理，使開關變換器的開關管電壓（或電流）按正弦（或準正弦）規律變化，當電壓過零時，使器件開通（或電流自然過零時，使器件關斷） ，實現開關損耗為零，從而提高開關頻率，減小變壓器、電感的體積。 -
When using zero dimension theory and system engineering theory, the ideal function of carbon loss is put forwarded, which is the basis of economical analysis and energy conservation analysis
應用無因次理論基礎知識，在系統論的基礎上，探索出了關于機械不完全燃燒熱損失的目標值函數。 -
At present the manufacture of surface acoustic wave use the technology of the final submicron. a series of the devices of low insertion loss, high q saw rayleigh surface acoustic wave resonators or stws that insertion loss has less than 5db, load quality factor ( ql ) is more than 1000 on the quartz piezoelectric with zero of first temperature factor in the research. these difference frequencies are 60mhz, 280mhz, 739mhz and 1ghz of normal frequency and at also surface acoustic wave. using 1. 25db noise factor amplifier, careful design curcuit, good setting printed curcuit board, and using the 1ghz surface transverse wave resonator as frequency element, researching the low phase noise surface acoustic wave with sideband phase noise near ? 120dbc / hz deviating 1khz on carrier, spurious suppress with 80db
本研究採用一階溫度系數為零的壓電石英基片上製作出損耗小於5db 、有載品值因素（ ql值）超過1000的一系列低損耗、高q值聲表面波rayleigh波或stw諧振器，頻率分別為60mhz 、 280mhz 、 739mhz和1ghz等不同頻率的高性能聲表面波諧振器。並採用噪聲系數為1 . 25db的低噪聲系數放大器，精心設計電路，優化設計布置印製電路板，用標稱頻率為1ghz的聲表面波諧振器為頻率控制元件，製作出在偏離載頻1khz處的單邊帶相位噪聲近- 120dbc / hz 、雜波抑制達80db以上的低相位噪聲聲表面波振蕩器。 -
The development of filters, resonators and other telecommunication technology required better dielectric materials. the dielectric materials, used as the resonate body, should be high in dielectric constant, low in dielectric loss and a near zero temperature coefficient of dielectric constant in high frequency band, also could be sintered in a relative low temperature so as to reduce production cost, and what ’ s more, the miniaturization and reliability of materials are also the main aspects in the research work of high frequency band dielectric materials
隨著濾波器、諧振器等器件以及通信技術的發展，人們對電介質材料的要求越來越高，要求作為介質諧振腔的電介質材料在高頻段下具有高介電常數，低介電損耗，接近於零的介電常數溫度系數，還要求高頻電介質材料能夠在較低的燒結溫度下燒成，以降低實際生產的成本，此外，材料的小型化，高可靠性也是高技術高頻介質材料的重要研究方向。 -
But the magazine also warned that consumers ' shift from soda in the west has hurt coke and the success with coke zero has not made up for the company ' s continued loss of share
但是這份雜志同時也提醒消費者西方蘇打水的轉變破壞了可樂本身，可樂的成功還沒有補償整個公司持續的股份虧空。 -
Zero - voltage - switching three - level dc / dc converter in the thesis is developed and manufactured, and the basic operation principle and its control strategies of three - level zero - soft - switch pwm dc converter are discussed. hardware design of main system and control system is accomplished by circuit design software protel99se. the difference of leading switches and lagging switches to realize the zero - voltage switching and the reason of duty - cycle loss is emphatically argued
本課題通過三電平零電壓開關直流變換器（ zero - voltage - switchingthree - leveldc / dcconverter ）的研製，探討了三電平軟開關pwm直流變換器的基本工作原理及其控制策略，利用電路設計軟體protel99se完成了控制系統及主系統的硬體設計。 -
The experience results indicated the reliability of this kind of thermostatic control system. the analysis and compare about modern dielectric loss measuring methods are presented on chapter 3, and the zero - crossing testing phase discrimination method is adapted as the measuring method of this measuring system. furthermore, applied high frequency pulse technique, channel self - correction technique, anti - harmonic technique are used to increase accuracy and reliability of measurement
本文對現代介質損耗測量技術進行了分析與比較，採用過零鑒相比較法作為介質損耗測量方法，並結合外施高頻脈沖技術、通道自校正技術、抗諧波技術，設計了高精度介質損耗測量電路，有效提高了介質損耗測量的精度，減小了測量誤差。 -
When operating synchronously, provides for zero work loss through delayed commit on the principal database
同步操作時，為了提供零工作丟失，將在主體數據庫上延遲提交。 -
The optimum sizing of stand - alone photovoltaic systems with zero loss - of - load - probability
不停電獨立光伏系統的優化設計 -
The blade is 6mm thick at the base with little distal taper to 5mm just before tapering to the point. this gives the sword a very stiff blade to allow strong thrusts and almost zero loss of power transfer during sword binding movements
這枝劍的根部厚6mm ，一直到劍尖也仍然厚5mm ，不太出現刃厚漸薄的情況，令它的劍刃非常堅挺，刺時既可以準確無誤，與對手?劍時也不會被劍刃的彈性浪費掉用者的任何力氣。
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