相位故障 的英文怎麼說

中文拼音 [xiāngwèizhàng]
相位故障 英文
phase-fault
  • : 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...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ名詞1 (事故) event; incident; happening; accident 2 (原因) cause; reason 3 (朋友; 友情) fr...
  • : Ⅰ動詞(阻隔; 遮擋) block; hinder; obstruct Ⅱ名詞(遮擋物) barrier; block; obstacle
  • 相位 : phase position; phase
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  1. Compared with electrical or mechanic system, hydraulic system have the disadvantages of high fault frequency and difficulties to diagnosis, which have greatly effected battle effectiveness in warfare

    與電控及機械繫統比,液壓系統率高、檢測定困難,已成為影響武器裝備戰鬥力發揮的重要因素之一。
  2. 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

    發生斷線以後,線路中會出現負序電流的突變,可以作為啟動判斷的標志,並且通過分析得出了時負序基波電流的特點。在暫態過程中,電流中含有大量豐富的諧波成分,各次諧波在期間有突變,並且衰減很快。
  3. At last, event correlation is a new technology implementing fault localization, to solve the problem that network events can propagate among related objects and result in ? vent storms ? by correlating events semantically

    事件關聯技術是針對網路事件可能沿關對象傳播而引起事件風暴的問題,對事件進行語義上的關聯,從而實現的新技術。
  4. In the second method, wavelet transform is combined with modal transform, and transient travelling - wave signal is used. after three phase signals are decomposed into their modal components, the wavelet transform coefficient of ground mode can be used to identify approximate position of fault, and the wavelet transform coefficient of aerial mode is used for identifying arrival time of traveling - wave

    第二種方法將小波變換與模式變換理論結合起來,採用的是暫態行波信號,首先將三信號轉換成模式分量,零模分量的小波變換系數用於判別的大致置,然後利用線模分量的小波變換系數來確定行波到達時間。
  5. Line - to - ground fault location maintains unresolved to power distribution networks for a long time

    而配電網的單接地長期以來是難以解決的課題。
  6. An automatic fault location method is proposed based on ftu after the circuit analysis of single line - to - ground fault in distribution networks

    通過對配電網發生單接地后饋線的電壓、電流變化規律的分析,論文提出了基於饋線現場監控終端ftu的點智能定方法。
  7. Based on the main fault - character analysis of single line - to - ground fault in non - grounded distribution networks, the location algorithms by injecting current are proposed for diagnosing and locating faults

    基於對配電網發生單接地后的主要特徵的分析,論文應用加信診斷方法,提出了應的接地演算法。
  8. So they can not be used in on - line fault detection and condition monitoring. and the explanation of the time - frequency analysis is not easily accepted by the engineers. the experimental factors, such as rotational speed and measured position and fault distribution a

    文中還針對轉速、測點置、分佈(置) 、負載等因素對頻譜分析、包絡分析、時延關解調等方法的診斷效果進行了大量的實驗研究。
  9. Because the relative changing will result in the reducing of the accuracy of the determining the failure circuit region and the validity of the entire test system diagnosis result, their infrared thermal image must be matched

    熱像圖置的對改變會導致電路區域判定的準確性和整個診斷系統診斷結果的有效性的降低,因此必須對熱像圖進行匹配。
  10. During the infrared failure circuit detection system is diagnosing the electronic equipment, because the time and the place are different between the infrared thermal imaging device is diagnosing the standard electric circuit board and the infrared thermal imaging device is diagnosing the failure electric circuit board, the position of their infrared thermal image will take place the relative changing ( for example translation or revolves )

    在紅外電路診斷系統對電子設備診斷時,由於紅外熱像儀對標準電路板進行檢測的時間與地點和紅外熱像儀對電路板進行檢測的時間與地點的不同,導致它們的紅外熱像圖的置會發生對改變(如平移或旋轉) 。
  11. This paper analyzes detailedly the principles on distributed busbar protection - current instantaneous value differential method, impedance method, and put forward the new method of current fault component phase method, then compares with these methods

    本文詳細分析了分散式母線保護中的原理?瞬時值電流差動法、阻抗法,提出了電流分量法的新方法,將這幾種方法進行比較。
  12. It includes four criterions of locating fault point ? “ transient zero sequence current amplitude law ”, “ stable base wave zero sequence current phase law ”, “ stable seventh harmonic zero sequence current phase law ” and “ s injection law ”. pointing out how the law locate the fault point to minimal fault section by applying these criterions gradually. the law will not only make up the blemishes existing in current methods for single - phase fault location in small current grounding system, but also locate the fault point to minimal fault isolating unit on fault line

    該方法通過將所包含的四個定判據- 「暫態零序電流幅值法」 、 「穩態基波零序電流方向法」 、 「穩態7次諧波零序電流方向法」和「 s信號注入法」 -進行有選擇地遞進使用,不僅有效彌補了目前已有小電流接地系統單接地選線的缺陷,更將線路最小區段。
  13. Then, this thesis presents an algorithn of 2 - terminal quantity fault location based on synchronous gps sampling. this algorithm conducts fault location with only the 3 - phase fundemental wave voltage and current phasors of the 2 terminals of transmission lines and apples to lines of both symmetrical and asymmetrical parameters, irrelerant to the impedence, fault types and transitional resistance of the 2 terminals of lines

    然後,本文提出了一種基於gps同步采樣的雙端量測距演算法。該演算法僅利用輸電線路兩端的三基波電壓、電流分量來進行,不受線路兩端系統阻抗、類型、過渡電阻等因素的影響,對參數對稱線路和非對稱線路均適用。
  14. It includes : dynamic show of technics flow, real time data acquirement and show, history data save and print, fault alarm, etc. the plc control system mainly accomplishes the wastewater technics flow control, harmonizes the logical relationship among local intelligent control instruments and transmits the state of each local equipment to the industrial computer simultaneously, the plc control station receives the control commands from the industrial computer ; the local intelligent units take charge of the correlated parameters measure, disposal and control, and it will transmit the related parameters to the computer, etc. in this thesis, introduced municipal wastewater treatment technics, the integrated application program development of computer, the design method of plc control station, the communication between plc control system and computer, and the network of wastewater treatment with profibus - dp was also discussed

    計算機主要實現遠程監測和管理功能,具體包括:工藝流程動態顯示、實時數據獲得及顯示、歷史數據存儲與列印、報警等功能plc控制系統主要完成工藝流程式控制制以及協調現場各智能儀表之間的邏輯關系,將現場各設備的運行狀態通過通訊網路傳輸到上計算機,並接收上計算機的控制指令;現場各智能儀表單元負責各關參數的監測和處理、控制,並將有關參數送往上監控計算機進行處理、保存等。本文以莎車污水處理項目為例,介紹了城市污水處理工藝、上監控計算機的綜合應用程序開發、城市污水處理自動控制系統plc控制站的設計和採用profibus系列中廣泛應用於現場設備的profibus - dp總線。
  15. The instrument can detect all kinds of steam, diesel engine start - up performance, high - voltage ignition performance, fuel injection performance, rechargeable performance, dynamic performance, service gas phase, abnormal sound engine vibration analysis more than 30 kinds of technical parameters, and analyze the causes for the failure, the detection process, may at any time and waveform display various technical parameters and results can be random print, the machines are more than 100 kinds of domestic and foreign memory engine technical parameters, it is rich in content and the test results can be readily compared

    該儀器可檢測各種汽、柴油發動機的啟動性能、高壓點火性能、燃油噴射性能、充電性能、動力性能、配氣、發動機異響震動分析等30餘種技術參數,並分析產生的原因、檢測過程中,可隨時顯示各種波形及技術參數和結果並可隨機列印,該儀器內存有一百多種國內外發動機技術參數,內容十分豐富,隨時可以與檢測結果對比。
  16. The methods above have been simulated using emtp and matlab, and the simulation results indicate that, ( 1 ) in the fault location method based on wavelet reconstruction, the influences of reflected waves from tee joints or resistance discontinuities except the fault point can be eliminated when the current difference between faulty phase and sound phase is used in fault location

    本文利用emtp和matlab程序對上述方法進行了數值模擬,結果表明: ( 1 )在本文所提出的基於小波重構的電纜測距方法中,利用健全的電流差信號進行,能消除點之外其他阻抗不匹配點的反射波的影響。
  17. Abstract : the responses of shaft bow and their relationships with unbalanceresponses and mechanical or electronic run out are analyzed based on the theory of rotor dynamics. the responses of shaft bow are separated from the unbalance responses successfully by making use of vibration information under different rotor runs. an identification method of thermal bend is presented based on the 2d - holospectrum technique. experimental results show that when bow phase is steady and amplitude is variable, the tangent of initial phase point on the 2d - holospectrum is parallel, which can be effectively used for diagnosis of bent shaft

    文摘:依據轉子動力學理論分析了柔性轉子彎曲響應的特徵,在此基礎上討論了它與不平衡響應及機械與電氣跳動量之間的關系,並利用轉子在不同起車情況下的振動信息,有效地分離了彎曲響應和不平衡響應,求解出彎曲量與不平衡量的比值.提出了轉子在恆定轉速下,基於二維全息譜技術的熱彎曲識別方法.研究結果表明,當彎曲量穩定而其幅值變化時,轉子響應的二維全息譜初點的切線是互平行的,由此可以有效地實現轉子熱彎曲的識別與診斷
  18. Based on the comprehensive analysis of the application status and the existed problems of transmission line fault location, this dissertation presented a new algorithm for fault location based on two - terminal asynchronous data, which can make correction for the integrate error of line parameter, length of transmission line, sampling value and so on. at the same time, it can work out the two - terminal asynchronous phase angle with the corrected parameters

    本論文在充分分析了國內外測距的理論與技術以及存在的問題后,針對輸電線路因線路參數變化對定準確度的影響,提出了能夠對線路的參數、長度和采樣值等誤差等進行綜合誤差修正( cie )的新演算法,並利用修正後的參數來求解兩端的不同步角差。
  19. The distribution network automated system ( das ) is a management information system, including computer software and hardware technology, the computer network technology, the automatic control technology, the data communication technology and electrical power system technology, and it is utilized to acquire the data from power distribution network, monitor operation, position breakdown fast, isolate the failure, restore the power supply and administrate need, what ’ s more, it reduces the time of power cut effectively, improve the reliability and quality of power supply

    配電自動化系統( das )是集計算機軟硬體技術、計算機網路技術、自動控制技術、數據通信技術及電力系統關技術於一體的信息管理系統,為配電網路的數據採集、運行監視、快速隔離、供電恢復以及需求側管理等提供了有力的技術手段,能夠有效地縮短事停電時間、提高供電可靠性、改善供電質量。
  20. Thus non - expert user can gain expert assistance by using intelligent diagnostic system to locate fault and repair equipment quickly. this is of great important in improving the availability and reducing the life cycle cost, especially for those lower level army units who are weak in technique

    智能診斷系統可以使一般用戶隨時獲得專家級的幫助,實現快速定、修復設備,這對于提高設備的可用性、降低全壽命周期費用具有重要的意義,尤其是對技術力量對薄弱的基層部隊意義更加明顯。
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