繼電特性 的英文怎麼說
中文拼音 [jìdiàntèxìng]
繼電特性
英文
relay characteristics- 繼 : Ⅰ動詞(繼續; 接續; 接著) continue; succeed; follow Ⅱ副詞(繼而) then; afterwards
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
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The results of biological tests have demonstrated that allantoic fluid of the first passage virus did n ' t produce macroscopic pathogenic role to chicken embryos and after passaged for four times, gross lesions were observed in chicken embryo. the virus showed typical coronavirus under electron - microscope and it could n ' t form plaque in cef cells and could hemagglutinates chicken red blood cells after treatment with 1 % trypsin. to surprise, the virus replicated in cef cells also showed hemagglutination activity to chicken red blood cells. in addition, the spf chickens which inoculated with the virus isolated from the chicken damaged tissue showed clinical sign and grow lesion, but it ' s gross lesion did n ' t resemble to those of field outbreaks
生物學特性:雞胚尿囊液經離心、磷鎢酸負染后,電鏡觀察該病毒為典型的冠狀病毒;該毒株的第一代尿囊液對雞胚無肉眼可見的致病作用,當繼代到第5代后,胚體嚴重病變;病毒在雞胚中隨著接種時間的延長,其效價增高, 96h可達到48h的2倍;該毒株可在cef上生長,但不能形成明顯的蝕斑;經1胰酶處理后可凝集雞紅細胞;雞胚的第四代尿囊液病毒回歸動物體,病死雞腎臟呈典型的花斑腎,腺胃則未見肉眼可見的病變。The system will build up mathematic model according to the operating characteristic of electrical apparatus of ssr. and then analyze it and work out the nephogram
這一部分得到造型設計系統的造型后,首先根據固態繼電器的電器特性構造其熱分析數學模型,然後對模型進行求解,得到其熱分析雲圖。Electromechanical non - specified time all - or - nothing relays - part 5 : insulation coordination
機電的非特定的有或無繼電器.第2部分:絕緣協同性In hardware designing, the feasibility to use a / d acquisition board, signal conditioning board and the relay output board which are more professional at present to construct the hardware of the computer control system was explored, the algorithm pid was used to advance the respond to error and stability of the whole system, through selecting proper a / d, d / a, di / do board cards, a special computer control system was constructed. in software designing, the language borland c + + was
在硬體設計上,探索採用目前較為專業化的a / d轉換卡、信號調理板和繼電器輸出板構成計算機控制系統硬體結構的可行性,並採用pid控制以提高系統對誤差的響應和整個系統的穩定性,通過選用適當的a / d 、 d / a 、 di / do等板卡,構成一個很有特色的計算機控制系統。The patch clamp experiment : the cell - attached and inside - out configurations of the patch - clamp techniques were used to investigate single channel properties of nmd a receptors in the actuely dissociated neurons of the marginal division in the rat striatum, recording the current amplitude. long / short term opening / closing times indexes and the effects of incitants and agonists of the nmd a receptors on those parameters. we find that two types of conductance of 42ps and 20ps were recorded, the 42ps was the advantaged conductance
本研究是在本實驗室以前研究的基礎上,通過膜片鉗( pachclamp )觀測sd ( sprague - dawley , sd )的mrd上nmda受體通道的電生理特性;繼而對青壯年sd大鼠的mrd 、海馬進行毀損並腹腔注射nmda受體阻滯劑ktm ( ketamine , ktm ) ,觀察其對大鼠學習記憶能力的影響:對于學習記憶能力下降的老年鼠進一步做顱內定位注射nmda受體激動劑與抑制劑,觀察其在特定部位的作用;最後,應用fmri ( functionalmagneticresonanceimaging ; fmri )對注射ktm的志願者做學習記憶與痛覺的對比觀察。This paper discusses the ability of avoiding maximal power flow of quadrilateral impedance relay and round impedance relay in detail and puts forward the setting principle and setting method of load limiting resistor of backup distance protection
本文對四邊形和方向圓特性阻抗繼電器躲線路最大潮流的能力進行了詳細分析,提出了距離保護負荷限制電阻的整定原則和整定方法。It is a new imaging technology, which is characteristic of non - invasiveness, cheap, basing on electrical characteristic, succeed other imaging technology
它是繼形態、結構成像之後,最近十余年才出現的基於生物組織電學特性的、無損的、價格低廉的新一代成像技術。A display on a phone or console showing calling phone number, called number, trunk number, type of call, class of service and perhaps, some other characteristics of the call
電話或控制臺的一種顯示方式,顯示主叫電話號碼、被叫電話號碼、中繼號、呼叫類型、服務等級以及呼叫的其他一些特性。The ability of power network maintaining its power supply reliability and quality is restricted by power network structure, line and load characteristics, generator drive device characteristics and relay protection mechanism
電力網路維持其供電可靠性及電能質量的能力是受電網結構、線路和負荷特性、發電機動力設備特性以及繼電保護機制等因素影響的。Abstract : this paper introduces the unavoidable disadvantages of the the marine cargo crane ' s relay - contactor control system and the utilizing of the programmable logic controller ( plc ) and frequency conversion control technology for the marine cargo crane, and describes the main features of the marine cargo crane ' s frequency conversion control system with programmable logic controller such as energy economization and reliable protection
文摘:介紹了傳統的船用起貨機繼電器?接觸器控制系統及其存在的問題和可編程式控制器及交流變頻控制技術在船用起貨機上的應用,描述船用起貨機plc變頻控制系統的主要特性,如節能和可靠性保護。Applying relative arithmetic to all kinds of faults and calculating off - line, we can master time - distance relation chart for all kinds of faults. computation indicates : when transmission lines occur faults, the data window of protection algorithm consisting of prefault and postfault data at the same time has important significance. the following methods are useful to achieve the inverse time characteristic : calculating impedance by using flourier in a full cycle, calculating work voltage by using fault component, calculating the torque created by a phase comparator or a magnitude comparator
實際的計算表明:輸電線路發生故障后,用故障前後的數據同時充滿保護演算法的數據窗,對于快速切除近區故障具有很重要的意義;同時利用故障前後的數據,下述方法可以比較好地實現距離保護的反時限特性:直接用全周傅里葉演算法進行阻抗計算;採用工頻變化量阻抗繼電器進行工作電壓的計算;採用轉矩的思想進行轉矩的計算。The results show that the interference components up 1mhz are not mitigated in the equipment, the design should be improved. the hardware and software developed in this paper are useful for characterizing the transient electromagnetic environment of high voltage substations
利用該系統分析了某繼電保護設備pt端信號採集系統的抗干擾特性,結果表明,該繼電保護設備的抗干擾網路對1mhz以上高頻干擾成分的抑制作用較小,建議改進抗干擾網路的設計。The relays may lack the high speed switching characteristic of the solid - state state switches used by other preamplifiers, but they also have none semiconductor distortions and noise which accompany analog gates and voltage controlled amplifiers
與其他前級放大器所用的半導體開關相比,這些繼電器缺少高速轉換的特性,但它們沒有隨著模擬開關和電壓控制放大器所帶來的半導體失真和噪聲。This paper describes the designing principle and method of hardware and software of this system, especially discusses the precise control of the temperature and pressure in theory. we adopted the new method of intelligent pid parameters auto - tuning - - relaying pid auto - tuning. this kind of parameters auto - tuning technique fully abandons the operation of modeling and sub - modeling, and directly tune the parameters by investigating the close - loop capacity
論文就該系統的硬體設計原理、軟體設計原理作了論述,特別對溫度和壓力的精確控製作了理論上的研究,採用了新型的智能pid參數自整定策略? ?繼電型pid自整定,這種控制器參數自整定技術完全摒棄了建模與建子模的運算,通過對閉環性能的測試,直接進行整定參數的操作。Firstly the pwm implementation of relay is given. in succession the characteristic of extruder barrel is obtained by measuring their step response. at last the implementation of pid and fuzzy control are studied in detail and the results of the experiment are presented
首先對料筒特性進行了測試研究,介紹了繼電器pwm控制的實現方法,然後分別進行了積分分離pid及模糊變系數pid控制策略的研究。Inverse - time characteristic equations for overcurrent relays
過流繼電器反向時間特性方程式Along with silicon ulsi technology has seen an exponential improvement in virtually any figure of merit, as described by moore ’ s law ; the miniaturization of circuit elements down to the nanometer scale has resulted in structures which exhibt novel physical effects due to the emerging quantum mechanical nature of the electrons, the new devices take advantage of quantum mechanical phenomena that emerge on the nanometer scale, including the discreteness of electrons. laws of quantum mechanics and the limitations of fabrication may soon prevent further reduction in the size of today ’ s conventional field effect transistors ( fet ’ s )
隨著超大規模集成電路的的發展,半導體硅技術非常好地遵循moore定理發展,電子器件的特徵尺寸越來越小;數字集成電路的晶元的集成度越來越高,電子器件由微米級進入納米級,量子效應對器件工作的影響變的越來越重要,尺寸小於10nm將出現一些如庫侖阻塞等新特性。量子效應將抑制傳統晶體管fet繼續按照以前的規律繼續減小。在這種情況下,宏觀的器件理論將被替代,可能需要採用新概念的晶體管結構。After keep working more than 48 hours with full load under normal temperature, the charger should work as usual and no deviation upon the characteristics
在常溫下?充電器以滿載工作連繼48小時后充電器會正常動作?特性無任何改變。Electrical relays - part 3 : single input energizing quantity measuring relays with dependent or independent time iec 60255 - 3 : 1989, modified ; german version en 60255 - 3 : 1998
繼電器.第3部分:帶獨立時間或非獨立時間特性的單輸入Using these samples, this paper form an impedance relay scheme based on back propagation neural network under the condition of one side source and two sides source respectively. after the training of neural network this paper obtain the action characteristic of impedance relay
利用得到的樣本分別構成在單電源和雙電源情況下的基於bp神經網路的阻抗繼電器方案,對神經網路進行訓練,得出該阻抗繼電器的動作特性。分享友人