點電 的英文怎麼說
中文拼音 [diǎndiàn]
點電
英文
dian-
Indicator for working status, level adjusting point and level testing point are on the front panel
模塊前面板有工作狀態指示燈及電平調整點電平檢測點,輸出電平大於108dbuv 。Particularly, as a new growing point of this subject, the research on electromagnetic biological engineering has taken the first step
而作為新的學科生長點,電磁生物工程的研究已經起步。In another few hours the devilfish would have a "flat can" no battery juice left.
不消兩三個鐘點,「烏賊號」就會剩下個「空電池」,一點電也沒有了。In another few hours the devilfish would have a " flat can " no battery juice left
不消兩三個鐘點, 「烏賊號」就會剩下個「空電池」 ,一點電也沒有了。A little electroshock
稍微給點電擊If the node is at, or near to, ground then a grounded guard ring will be appropriate, if it is at some other potential it may be necessary to use a high input impedance buffer amplifier, with its input connected to the node, to force the guard ring to the node potential
如果被保護的節點的電位是(或接近)零電位,採用地線保護環最為合適;如果節點電位是其他值,那麼可以用高輸入阻抗放大器組成緩沖器,輸入端連接該節點,輸出端連接保護環。Knee point voltage
拐點電壓The factors limiting the frequency band of the wide - band amplifier are introduced. through analyzing the effects of the intrinsic parameters and parasitical on the frequency characteristics, a method of improving fr of mosfet by using short channel device and making mosfet work at the saturation region through raising vgs is put forward ; the effects of different kinds of circuit configurations on the frequency characteristics and the junction voltage on the voltage pattern circuit, current pattern circuit and frequency characteristics are analyzed. according to the linear theory of transconductance which is applied in the bit circuit, the current pattern amplifier circuit, current transfer circuit and output circuit which consist of mosfet and the wide - band amplifier composed of them are put forward
介紹了限制寬帶放大器頻帶寬度的因素,通過分析mosfet的本徵參數、寄生參數對頻率特性的影響,提出了採用短溝器件、使mosfet工作在飽和區、抬高柵源電壓等提高mosfet特徵頻率的方法;分析了不同電路組態對放大器頻率特性的影響、節點電壓對電壓模電路、電流模電路頻率特性的不同影響,根據應用於雙極晶體管電路的跨導線性原理,提出了採用mosfet構成的電流模放大電路、電流傳輸電路、輸出電路以及由它們所組成的寬帶放大器,獲得了良好的頻率響應。Pre - reductor is first proposed to reduce nodes dramatically, therefore the solving ability is enhanced and the speed of the solver is improved
摘要提出了利用預處理器來提供強大的壓縮節點功能,大大提高了電源網格節點電壓求解器的求解能力和求解速度。Output voltage and current is often distorted in half bridge converter because voltage unbalance of input capacitors though its application is very abroad
摘要半橋逆變器應用廣泛,但存在直流分壓電容不均壓,使分壓電容中點電壓漂移,導致輸出電壓和電流畸變的缺點。Contacet breaker current
斷電觸點電流This paper focuses on ir drop analysis, and the principle of ground bounce analysis is almost the same as it
本文以irdrop分析為主,接地點電勢上升分析的原理和電壓降分析基本一樣。With the advance of semiconductor manufacturing, circuits with increasingly higher speed are being integrated at an increasingly higher density, which makes analysis and verification of power grid integrity more important. power grid integrity includes four issues, namely, ir drop analysis, ground bounce analysis, ldi / dt from the pin inductance and em analysis
隨著超大規模集成電路集成度和工作頻率的不斷提高,電源網格完整性分析變得越來越重要,一般有四個關鍵問題: ir電壓降分析、接地點電勢上升( groundbounce )分析、來自引腳電感的ldi / dt分析和電子遷移率em分析。Eft - pos schedule of requirements and recommendations for cards to be used in electronic funds transfer at point of sale eft - pos
銷售點電子資金劃拔系統用卡要求和推薦標準一覽表Quantitative relations between electric potential energy and electric field energy of continuous charged body and point charge system
連續帶電體和點電荷系的電勢能與電場能的定量關系In the summer of 1909 the independent movement was in full - swing, with producers and theater owners using illegal equipment and imported film stock to create their own underground market
1909年的夏天,獨立製片運動達到了最高點,電影製片人和劇院老?使用非法的設備和引進的電影膠片建立了他們自己的地下市場。The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability , insulation coordination , electromagnetic interference , but assault safety 。 in china , the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network , low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai , beijing , and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas , such as zhuhai , substations grounding with low resistance revealed some problems , including power supply reliability rapidly dropping , transmitting line often tripping ; and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance
爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析,比較各方式的特點,然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型,在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下,對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算,其計算結果與電科院所作現場試驗進行了比較。Taking load uncertainties, infeasibility problem and multiple objection of the reactive power optimization in the radial distribution system into consideration, loads are modeled as fuzzy interval numbers. fuzzy power flow is proposed based on fuzzy interval load for the more practical membership function of line losses rate and maximal voltages offset. this thesis presents multiple objection model of the reactive power optimization considering uncertainties using the fuzzy set theory
對配電網電壓無功優化問題中負荷的非概率性的不確定性問題、多目標問題、約束不可行性問題進行了研究,用模糊區間來描述實際的負荷情況,並用負荷的模糊區間值計算配電網的潮流,得到有功功率損耗和電壓的模糊區間值,使網損率和節點電壓最大偏移量的隸屬函數更接近實際情況;將改進遺傳演算法與模糊集理論相結合,通過求解多目標函數和約束條件的模糊集合的交集,得出網損率和節點電壓最大偏移量最小的最優運行狀態。In the term of restoration reconfiguration, it is necessary to assure that all lines current and nodes voltage are in the limits of safety
故障恢復過程中保證所有的線路電流或節點電壓在安全范圍限度內。To reduce the harmonics in the line current, the random pwm mode is adapt. related to the typically constant pwm carrier frequency and its high harmonics, modulation of this frequency can be used to decrease emi and cost no more gain
為了抑制輸入電流中一些幅值較大的諧波成分,利用dsp控制的特點,電路採用了隨機pwm方式,在不增加系統成本的前提下,有效地抑制了輸入電流的高次諧波含量。分享友人