critical voltage 中文意思是什麼

critical voltage 解釋
臨界電壓
  • critical : adj 1 批判的,批評的;(在某方面)有鑒定力的 (in)。2 吹毛求疵的;愛挑剔別人的 (of about)。3 ...
  • voltage : n. 【電學】電壓,電壓量,伏特數。 the working voltage (電氣的)耐壓限度。
  1. Accordingly, using graph theory and operating experience abroad for reference, it firstly brings forward a new method of voltage rectification which based on pilot bus with voltage control area in view of the weak coupling among every vca ( voltage control area ), using decomposing method of multi critical value, it realizes the eliminating vinculum of every vca. and then, the rectification starts by pilot bus voltage of every vca. so the resolution of whole power net is diverted into calculating smaller sub - net

    由於各個電壓控制區之間無功電壓的弱耦合性,利用多閥值分解的分區演算法,實現區域間的解耦,然後根據各個子網路的主導節點的電壓進行校正,從而把求解整個網路的問題轉化為求解各個小的子網路,降低了網路維數,減少了無功設備控制動作次數,提高了校正成功率,縮短了計算時間。
  2. Critical voltage of thin beam drived by electrostatic force

    靜電力作用下的微梁失穩臨界電壓分析
  3. Using flyer velocity gained from energy characterizing method, definite parameters of flyer and explosive, deterministic parameters of initiation system critical initiation energy to flyer of explosive can be theoretically calculated. associating with critical initiation voltage of explosive experiment measuring comparisons and evaluations can be conducted for flyer sensitivity of explosive

    利用能量損失法求出的飛片速度以及已知的飛片參數、炸藥參數、起爆系統中的既定參數,可以對炸藥的飛片臨界起爆能量進行理論上的計算,結合實驗測量的炸藥臨界起爆電壓值,可以對炸藥的飛片感度進行比較和評價。
  4. Charge qs was located near the interface of silicon and oxide. with more charge, the field of buried oxide was improved up to the critical breakdown field basis on entirely continuity of electric displacement vector, and then the vertical breakdown voltage was raised. the comparisons between analytical and simulative results proved its availability of this model to interpret the vertical blocking mechanism

    該模型認為,將界面電荷qs引入i層si / sio2的si界面,根據電位移矢量的全連續性,界面電荷qs越多,使i層內電場增加,直至sio2的臨界電場,從而提高縱向擊穿電壓vb . v ,很好得解決了器件的縱向耐壓問題。
  5. The paper also investigates the influence of stalling of induction motor to pv curves and voltage static stability, and studies the method for selecting the critical point

    同時分析了感應電動機失穩對pv曲線和靜態電壓穩定的影響,並研究了電壓穩定臨界點選擇的方法。
  6. Fuzzy security constraints, such as voltage and generator ' s reactive power output, are introduced in qp model, and a new ipm with fuzzy constraints is deduced in detail, being the critical program in quasi real - time voltage / reactive control. 4

    根據我國電網當前的自動控制水平以及實時無功/電壓控制的認可程度不高的實摘要際情況,提出首先實現電網的準實時無功電壓控制,以提高運行電壓合格率、降低網損。
  7. In addition, the characteristics of critical current of hts tapes in ac applied field and that of voltage - current curve when transport ac currents were studied. the problem on the criterion of ac current carrying capacity of hts tape was discussed, and some suggestion on the criterion of ac current carrying capacity were proposed

    另外,對高溫超導帶材在交流背景磁場下的直流臨界電流特性,及超導體傳輸交流時的流?壓曲線特性進行了實驗研究,並對高溫超導帶材的交流最大載流能力的測量判據問題進行了探討,給出最大交流載流電流測量判據的建議。
  8. When the rotor to ground voltage is exceed the critical oil film threshold voltage, the oil film breakdown induce a large current, and even appear electric discharge machining ( edm ) current. therefore, the lubricate interface is damaged

    當電壓超過了潤滑油膜所能承受的電壓時,油膜被擊穿出現很大的放電電流,甚至出現電火花,導致潤滑界面的破壞。
  9. The shortcoming of using voltage and power to describe the voltage critical state is analyzed and the load impedance angle is introduced for the critical point of voltage. the ternary analysis method of voltage v, power p and load impedance angle is established

    本文首先分析了採用電壓和功率描述電壓臨界狀態的不足,提出了引入負荷阻抗角的三個參數來描述電壓臨界狀態,即電壓v 、功率p和負荷阻抗角的三元分析法。
  10. Among them, phase shifted ( ps ) full bridge ( fb ) zero - voltage - switched ( zvs ) pulse - width - modulated ( pwm ) dc / dc converter has strong competitive power in big power capacity fields. but it has some limitations such as smaller load range with zvs and larger circulation energy. the ps - fb - zvs - pwm dc / dc converter with a saturable inductor utilizes saturable inductor s critical saturable current characteristic and storage energy, to enlarge load range with zvs and improve output efficiency under light load

    其中,移相控制零電壓開關脈寬調制dc / dc全橋變換器在大容量領域很有競爭力,但它具有實現零電壓開關負載范圍小,循環能量大等限制,帶飽和電感的移相控制零電壓開關全橋變換器利用飽和電感的臨界飽和電流特性及儲能,來擴大零電壓開關( zvs )的負載范圍,提高輕載時的輸出效率,具有非常重要的研究價值。
  11. In the research and preparation procedure, it probes into electric field dynamic impedance variation rules, summarizing a set of sparks critical point discrimination methods in solving the key to detect electric field less - spark technology and realizing the less - sparks operation controlling function under impending arcover voltage, putting forward and realizing constant spark rate operation mode, in fiashover treatment adopting method of small descending amplitude, speedy picking up speed, and unlocking silicon controlled rectifier

    在研製過程中探索了電場動態阻抗變化規律,總結出一套識別火花臨界點的方法,解決了探測電場少火花的技術關鍵,實現了逼近擊穿電壓下少火花運行控制功能,提出和實現了恆定火花率運行方式,在閃絡處理上採取下降幅度小、回升速度快、不封鎖可控硅的方法。
  12. At the logic synthesis stage, we make some research on the principles of logic synthesis at first, then by utilizing tsmc0. 25um process, choosing the worst case that the workable temperature can be high to 125 degrees centigrade and the supply voltage is as low as 2. 25v, and introducing the wireload library for effectively simulating delay and power consumption of wire connection, and taking the same clocks as in simulation, the critical path is 15. 3ns and the chip area is 0. 395mm2

    在進行邏輯綜合時首先對邏輯綜合的原理作了一定的了解,然後利用tsmc的0 . 25 m的工藝庫,工作電壓為2 . 25v ,工作溫度最高可達到125攝氏度的最壞情況下,進行邏輯綜合時引入了wireload庫以便有效的模擬連線所引起的延遲及功耗,採用與模擬時相同的時鐘,關鍵路徑為15 . 3ns ,晶元面積為0 . 395mm ~ 2 。
  13. 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

    結合軟開關實現原理,本文首先對比分析了軟開關在提高效率、降低emi干擾等方面的技術優勢,通過pspice軟體模擬,分析研究了全橋移相零電壓零電流( zerovoltagezerocurrent - - - - zvzcs )軟開關電路,詳細介紹了該電路的軟開關實現過程,並給出了電路模型和關鍵元件的設計參數。
  14. On the basis of the test about air conditioner, its load characteristics are analyzed, including the static characteristics, drop out characteristics, starting characteristics and its responses to voltage dips. it shows that the current impact can reach five to eight multiples when the air conditioner started and come back within 0. 3 to 0. 5 second. 0. 6 pu voltage is the critical voltage whether the air conditioner will stall

    分析發現,空調啟動時電流沖擊倍數可達5 8倍,在0 . 3 0 . 5秒之內平息; 0 . 6u _ n為空調停機的臨界電壓,因此空調的電壓擾動特性可以分為兩種情況:一為較小擾動情況下空調尚未停機時的動態;另一為大擾動導致空調停機時的動態。
  15. The ac commutation bus with the largest participation factors is the critical bus, meaning that it has the largest involvement in the voltage instability

    參與因子最大的母線就是臨界母線,即電壓穩定性最差的母線。
  16. In the dissertation, the response characteristics of capacitive accelerometer whose sensing and driving combs have small angles of decline for step and shock signals are deeply researched for different driving voltage configurations. the dependences of the critical time of the pulse signal and the critical step signal for the different configurations and different angles of decline are developed

    本文深入研究了梳齒小角度傾斜的電容式傳感器,不同驅動電容配置下受到脈沖加速度信號和階躍加速度信號作用時的響應特性,得到了在不同驅動電容配置,不同傾斜角度情形下的臨界脈沖可持續時間和最大階躍加速度信號隨驅動電壓的變化曲線。
  17. This makes low - voltage / low supply current operation critical ; at the same time, however, accuracy and precision requirements have forced ic manufacturers to meet the challenge of “ doing more with less ” in their amplifier designs

    這樣,用低電壓、低電流工作的問題就更加突出,與此同時,精確性和精確度的要求又迫使ic製造者在做放大器設計時,將不得不接受種種取捨的挑戰。
  18. The influence on the parameters of the measurement range and stability and its mutual relations are analyzed. it is pointed out that the key parameters are the weight of seismic mass and the critical voltage. dynamic response of closed - loop servo - system of the accelerometer and the method to adjust dynamic parameters are studied by the second - order method

    本文根據已有的加速度計模型,導出了慣性傳感器中敏感質量塊的各個運動方程,通過數學解析的方法,分析了各參數對量程和穩定性的影響以及它們內在的關系,指出關鍵參數是敏感質量和臨界偏壓;根據二階系統分析方法研究加速度計閉環伺服系統的動態響應和調整動態參數的手段,最後利用系統模擬工具matlab給出形象圖解和驗證。
  19. A novel structure of peterson coil with particular design can fully satisfy above requirements and allow us to use the lower critical voltage - level thyristor in the 6 - 10kv and higher voltage power system. the novel peterson coil design resolves key problems of using thyristor to control the peterson coil, and becomes the foundation of realizing quick adjustment of the inductance value of the peterson coil

    由於其特有的諧波問題、耐壓問題等,本論文涉及的一種新型消弧線圈,通過消弧線圈的特殊設計,使常規耐壓范圍的可控硅技術可以應用於6 - 10kv和更高電壓等級的系統,解決了可控硅控制應用於消弧線圈的根本問題,為實現電感量的快速調節打下了基礎。
  20. Many international companies have put their pfc chips on the markets, such as mc33262, mc34262, l6561, l6562, ml4812 etc. in this paper, we studied on critical current mode active power factor correction technology, and did a detailed analysis and design on voltage reference circuit and analog multiplier circuit

    國際上已經出現了一些有源功率因數校正晶元,如onsemi公司的mc33262 、 mc34262 , st公司的l6561 、 l6562 , microlinear公司的ml4812等產品。本文研究了有源功率因數校正技術中的臨界導通模式的基本原理,並對其中的電壓基準源和模擬乘法器做了詳細的分析和設計。
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