暫態期 的英文怎麼說
中文拼音 [zhàntàiqī]
暫態期
英文
transient period-
There is great change of negative current component when it happens the line - open fault. it is marked as the occurrence of the fault. and it can be concluded the phase characteristic of negative current in the line. in the transient course, there are plenty of harmonics in the fault line. through the transient analysis, it is drawed that the amplitude of each harmonic in fault phase is greater than other phases. harmonic current in fault line is far greater than other normal lines
發生斷線故障以後，線路中會出現負序電流的突變，可以作為故障啟動判斷的標志，並且通過分析得出了故障時負序基波電流的相位特點。在故障暫態過程中，故障電流中含有大量豐富的諧波成分，各次諧波在故障期間有突變，並且衰減很快。Ln power system full dynandc simulation, the electric - mechanical transient processes of dynamic elements of power system should be simulated in detail, and the detailed dynandc models of mid - term and long - term processes are necessary based on the research and analysis for the ndd - term and long - term models, the dynandc models, such as thermal power plant, hydraulic power plant, nuclear power plant and the automatic generation control ( agc ), which are necessary to power syst
電力系統全過程動態模擬除了需要詳細模擬電力系統動態元件的機電暫態過程外，還要有詳細的中長期過程的模型。本文在綜合調查和分析的基礎上，研究了電力系統全過程動態模擬所需要的火電廠動力系統的數學模型、水電廠動態模型、壓水堆核電站模型以及自動發電控制（ agc ）模型及其演算法，並在電力系統全過程動態模擬軟體中得到了實現。Through the clustering analysis with the data of isozyme analysis, morphology analysis and climate analysis, 15 local populations were divided into 5 ecotypes. ecotype i included shanxi - fengxian, shanxi - shiquan, hubei - yunxi, hubei - wudang, hubei - yichang, hunan - anhua, hunan - shimen. gansu - liangdang population was belong to ecotype ii
由於存在環境異質性，使得盾葉薯蕷各居群在長期的生態適應過程中，發生了生理以及形態等生物學特性的變異，這些變異有的是暫時性的，有的則在遺傳上被固定下來。Observation of perfusion of cerebral blood flow and metabolism of brain cells in transient ischemic attack patients with single photon emission computerized tomography
單光子發射計算機斷層掃描符合線路顯像觀察短暫性腦缺血發作間期患者腦血流灌注及腦細胞代謝狀態By combining the latest breakthroughs in dsp and pc ( personal computer ), the proposed power quality network monitoring device in this paper is capable of major functions provided by conventional power quality monitoring device, such as frequency analysis, long term voltage fluctuation and transient voltage analysis
該系統是建立在數字信號處理器（ dsp ）和pc網路的基礎上，首先該系統具有了傳統電能質量分析儀的譜分析、長期電壓波動和一些暫態電壓分析等功能，並提供了簡單的錄波功能。If you have resources that are interrupting work on a task, and you need to reschedule the remaining work to a later date, you can create a gap between the actual work and remaining work on a task by moving the remaining portion of a task
如果資源在某個任務上的工作處于暫停狀態，而且需要重新將剩餘工時排定到較后的一個日期，則可以通過移動任務的剩餘部分在任務的實際工時和剩餘工時之間創建一個間距。The main points of the research work of this thesis are as follow power system full dynandc simulation is such a method in which the simulations of e1ectric - mechanical trallsient, ndd - term and long - term dguamic phenomena are unified and the main feathes of this method are to develop a unified simulation of fast trallsient process and slow ndd - and long - term dynamc process
本論文是電力系統全過程動態（機電暫態與中長期動態過程）模擬技術與軟體研究成果的總結，論文的主要內容如下：電力系統全過程動態模擬的特點是要實現快速的機電暫態過程和慢速的中長期動態過程的統一模擬。The surplus transient energy, ( ste ), produced during the fault period is used as the quantity index to evaluate the damage degree of generator stability. the effect of gahc to the generator stability was analyzed in single machine system and multi - machine system. the results of analysis show that ste could be reduced by the gahc, the ste decrease of controlled generator would be helpful to reduce the coupled disturbance transient energy of other generators in multi - machine system
以發電機在故障期間積累的過剩暫態能量作為發電機穩定性受到危害程度的定量評價指標，在單機無窮大系統和多機系統中對gahc提高發電機穩定性的作用機理進行了理論分析，分析結果表明： gahc能夠加速被控機組過剩暫態能量的衰減，在多機系統中被控發電機過剩暫態能量的衰減將減少與之關聯的其它發電機受到的耦合暫態勢能的擾動量，也就說明在多機系統中gahc在提高本地機組穩定性的同時不會對其它發電機的穩定性產生危害作用。Regional cerebral blood flow and the function of neurocyte in intermission of transient ischemic attacks
短暫性腦缺血發作間期局部腦血流及腦細胞功能狀態Based on the theory and knowledge, the paper proposes and discusses several robust detectors in detail, such as optimal periodical signal detectors which exploits the prior knowledge that the chi _ square distribution hypothesis test has certain robustness, detectors based on over _ sampled gabor representation for transient signals detection which takes the numerical computational advantage of robustness brought by over _ sampling, and the detector using computer _ intensive method " bootstrap "
在此基礎上，詳細討論幾種具有一定robustness的檢測器，即，基於具有robustness的卡平方假設檢驗的周期信號檢測方法、利用過采樣的gabor表示的暫態信號檢測方法以及基於計算機強大計算功能的統計學方法bootstrap技術。Given the short construction durations about one year for temporary barging point and about 3 months for dredging area, a negative impact on marine ecology is not expected
由於施工時間短暫臨時停泊點工程為期約一年挖掘區域的則為三個月，預計將不會出現對海洋生態的負面影響。According to time, voltage stability can be divided into longer - term voltage stability and transient voltage stability
從時間上劃分，電壓穩定性問題可以分為中長期電壓穩定和暫態電壓穩定。分享友人