相序 的英文怎麼說
中文拼音 [xiāngxù]
相序
英文
facies sequence- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
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We use the principle of decomposition - coordination of large - scale systems, fuzzy theory and ann technique to solve the real time arterial coordinated control problem
由於採用了相序優化,因此該演算法能更有效地處理隨機性較大、不確定性較強的交通流。These biostromes and bioherms, together with tidal - flat dolomicrite and muddy dolostone, form circum - tidal flat meter - scale carbonate cyclic sequences with symmetrical facies sequences and fabrics
它們與潮坪相泥晶白雲巖和泥質白雲巖構成具對稱相序組構的環潮坪型碳酸鹽米級旋迴層序。This paper describes mainly system functions, measuring methods, circuit design, software program and errors analysis of a new type of measuring instrument. this instrument can measure and monitor electric parameters in single - phase circuits, three - phase ( three - wire or four - wire ) circuits. this system can be applied to electric devices and power plants, transformer substations with harmonic pollution. it can measure current, voltage, power, energy, frequence, power factor etc. it also can detect load quality, phase sequence, alarm, display and print results, as well as detect and dispose negative power
該儀器適用於含有諧波污染情況下的機電設備現場、發電廠、供電局、企業變電所現場,可用來測量電流、電壓、有功功率、無功功率、視在功率、有功電能、無功電能、視在電能以及頻率和功率因數等電參數,並具有負載性質(感性、容性)判別,正、逆相序判別指示功能;超限報警功能;列印記錄功能和負功檢測及處理功能。The stator of aceg is connected to the grid and the three symmetrical excitation windings in the rotor are fed by converter. the magnitude and frequency and phase and phase sequence of excitation voltage can be controlled, so the magnitude and position of excitation mmf as well as the speed of rotor can be controlled. therefore, acegs have superior performances by contrast with conventional synchronous generators and induction generators, such as upstanding stability, power generation of variable speed constant frequency ( vscf ), adjusting active power and reactive power independently, and absorbing lag reactive power deeply
交流勵磁發電機的基本結構與繞線式異步電機相同,其定子側接電網,轉子上採用三相對稱分佈的勵磁繞組,由變頻器提供對稱交流電勵磁,且勵磁電壓的幅值大小、頻率、相位、相序都可根據要求加以控制,從而可以控制發電機勵磁磁場大小、相對于轉子的位置和電機的轉速,使得交流勵磁發電機具有良好的穩定性及轉速適應能力、獨立的有功與無功調節能力和較強的進相運行能力,性能超越傳統同步發電機和感應發電機,因而有著廣闊的應用前景。4. we use the fuzzy neural networks ( fnn ) theory to solve the real time region traffic distributed control problem. at each intersection, we set an intelligent controller which dynamicly manages phase sequences, phase switch, signal cycle and split
每個交叉口設置一個模糊控制器,該控制器根據它自己和相鄰交叉口的交通流信息對相序、相位切浙江大學博士學位論文換、信號周期和綠信比進行動態管理。Influences of power factor change on medical equipment
談電源頻率和相序的改變對醫療設備的影響Electrical safety in low voltage distribution systems up to 1000 v a. c. and 1500 v d. c. - equipment for testing, measuring or monitoring of protective measures - part 7 : phase sequence
1000v交流和1500v直流的低壓分配系統的電氣安全.防護測量的試驗測量和監測設備.第7部分:相序The results of stochastic simulation indicate : ( 1 ) the reliability of simulating result is quite different by different simulation methods ; ( 2 ) sequential indicator simulation is a much more preferable way for the simulation of complicated heterogeneous reservoirs than truncated gaussian simulation, ( 3 ) the result of the former is more reliable matching with the true cases, while the latter shows a lower accuracy
結果表明: ( 1 )不同模擬方法建立的微相分佈模型的可靠程度不同; ( 2 )截斷高斯模擬不能真實再現相序關系復雜的微相分佈,結果出現局部失真現象; ( 3 )序貫指示模擬適用於非均質性復雜的低滲儲層微相展布的描述,結果具有可信性和預測性。The problem of phase order in transformer substation ' s erection
變電所安裝中的相序問題The study on movement locus of phase order indicator neutr al point potential
相序指示器中性點電位飄移軌跡的研究Fuzzy control in multi - phase intersections based on variable phase sequence
基於可變相序的多相位交叉口信號的模糊控制Positive phase sequence relay
正相序繼電器Phase sequence indicator
相序指示器Application of main tansformer differential protection in primany negative - phase sequence system
主變差動保護在一次負相序系統中的應用By the use of proven, the devices are easy to identify the sequence of the area users and their functions
經使用證明,該裝置具備方便識別臺區用戶及其相序的功能。This can fully consider the effect of the structure of transmission line and the selection of lighting parameter etc. by calculating and analyzing various of factor that affect the lightning tripping probability of 500kv double circuit transmission line, we can draw the conclusions : the result by intersecting method is more accord with the practicality circumstance than by existing standard methods, using unbalance high insulation and reverse sequence of wire can reduce the contemporary outage rate of double circuit line, reducing the footing resistance is one of the most efficiency method to reduce the back stroking rate of double circuit transmission line, the double back stroking rate and the single back stroking rate will fall by three ground wire, when the footing resistance is 10 ohm, the back stroking rate by three ground wire is 83 percent of by two ground wire
在分析輸電線路繞擊耐雷性能時,對線路的雷電屏蔽問題進行了分析,提出對擊距法進行改進,充分考慮了風速的影響因素,編寫了具有工程實用價值的計算線路繞擊耐雷水平的程序,此方法可以充分考慮線路結構和雷電參數等對繞擊率的影響。通過對影響500kv同桿雙回線路雷擊跳閘率的各種因素進行了計算和分析,得到以下結論:採用相交法的計算結果比定義法更符合實際運行情況。採用不平衡高絕緣方式和導線逆相序排列可以大大降低雙回同時跳閘率。When generator runs at conversation states from synchronous speed to super - synchronous speed, the excitation current of oppositional phase sequence should ensure the current waveform smoothly transform
當發電機運行於同步速向超同步速過渡轉換狀態時,需向轉子饋入反相序的勵磁電流,且保證勵磁電流的波形平滑連續。This paper is based on the construction theory of multiphase sequence. we research and simulate the correlation of multiphase sequence. then we will compare with duality sequence in several guidelines
本文將在該多相序列的構造理論基礎上,研究多相序列的相關性能,並對其進行模擬。One of the multiphase sequence construction method is advanced by suehiro. the method is based on fh sequence and matrix. we can get more address codes and the correlation of the code is excellent
為了突破這種限制,多相序列的研究已引起學者們的更多關注,其中suehiro的一種多相序列構造方法較為典型,他在fh序列的基礎上用矩陣論的方法構造出多相正交序列,使獨立地址碼的數量更多,相關性能更好。Electrical safety in low voltage distribution systems up to 1 kv a. c. and 1, 5 kv d. c. equipment for testing, measuring or monitoring of protective measures. part 7 : phase sequence
最高可達1 kv交流電和1 . 5 kv直流電的低壓配電系統中的電氣安全性.試驗測量或保護測量監測用設備.第7部分:相序分享友人