電壓不足 的英文怎麼說
中文拼音 [diànyābùzú]
電壓不足
英文
under voltage-
For instance, too little electricity, caused by a brownout or blackout, may cause the loss of data in primary storage
例如，電壓不足或斷電引起的電流過小，可能造成主存儲器中的數據丟失。Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type
液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷，是其響應速度目前只能達到微秒級或亞微秒級，不過，在不涉及到碼型碼率的空間光束捕獲、掃描、偏轉、控制方面，液晶器件完全可能進入實用化。Equipped with the corresponding hardware, the system not only matches the various functions, but also fits the requirement of economization
電流傳感器、電壓傳感器、流量計等相應的硬體，不僅滿足系統的各種功能，而且符合經濟性的要求。The fault that the series resistor has high value can be avoided by using the constant current amplifier, and the fault that the dividing resistor reduces the working voltage of the speaker can be avoided by using the constant voltage amplifier
使用恆流功放，可以避免傳統方法中串聯電阻取值過大的缺點；使用恆壓功放，可以消除分壓電阻降低揚聲器工作電壓的不足。To solve the problems above, this dissertation supported by the project of national natural science foundation ( nnsf ) : research on piezoceramic micro - actuator ’ s polarity modeling and controlling method ( code : 60274053 ) focuses on the research of driving and control technique of piezoceramic. the drivers based on voltage, current control had been designed with the high voltage amplifier as core component
針對壓電陶瓷驅動存在的上述問題，本文結合國家自然基金項目「壓電陶瓷微驅動器件極化模型與驅動方法的研究」 （編號: 60274053 ） ，以高壓運算放大器為核心元件，通過分析電壓、電流型驅動器原理及電路參數，提出了一種彌補其不足的復合型驅動方法。Since the industrial frequency transformer fulfills the boosting voltage part, most of the inverters have such drawbacks as larger size, more weight and bigger ac noise
目前，大多數戶用光伏逆變電源產品存在著體積、重量、交流噪音大等不足之處，原因在於升壓環節由工頻變壓器實現。( 4 ) the experiment of asymmetrical half bridge converter design and the result of it base of the above analysis, the dc / dc converter is designed, it is proved that asymmetrical half bridge can realize zero voltage switching when it satisfies the condition of load current and deadtime by the experiment
（ 4 ）不對稱半橋的實驗電路設計及實驗結果基於前面的分析，設計了一個不對稱半橋dc dc變換器的實驗電路，進行了實驗研究，實驗結果證實了在滿足死區和負載電流兩個條件時，不對稱半橋可以實現零電壓開關。( 5 ) taking full of advantage of the ado. net and asp. net technology under the. net platform. it construct a powerful remote control and monitor system and meet the reqirment of the users. in order to achieve real - time control, it design a front environments built on the asp. net structure, from which the system can fulfill the real - time function. due to the characteristic of drain off water pump station remote control and monitor system ( big pump station need high voltage ( 6000v ) and great power ), so now do n ' t adopt the ways that client _ end controls it. in addition, the server - end design a database to manage from which the system could tackle users information and online users log in the form of winform and strengthen the safety of the system
Net平臺下的ado . net與asp . net技術，發揮兩者的武漢理工大學碩士學位論文優勢，構造了功能更強的遠程監控系統，更好的滿足用戶的需要。系統設計中以asp . net架構為前臺環境，實現了客戶端通過ie瀏覽器來實時的監控到排水泵站的運行情況，使系統達到了實時監視，但由於大泵機工作電壓高（ 6000v ）功率大（ 100okw ）的特點，暫不採用客戶端控制系統。在服務端，設計了數據庫，並且以winform的形式來管理網路管理員和用戶的信息以及在線用戶的日誌，加強了系統的安全性。Its voltage, short circuit and resistance have not linear relation. and the temperature also affects its short circuit, when the temperature is higher, the short circuit is lower. when the battery is short joined directly, there is lots of heat in the battery to make the temperature be higher
堿錳電池是一種化學電源，其復雜的電化學性質使得其供電電壓、電流和內阻呈非線性關系，故而其短路電流值並不滿足歐姆定律，不僅和堿錳電池的開路電壓、內阻有關系，還和電池溫度有關系。Now we have the small and medium - sized business of representative for a company ' s electromechanical profession in homeland, the manpower resource management present situation investigation analysis, discover the program of the manpower resource of a company ’ s recruit 、 training 、 effect check and salary reward system have many problems : the function of a company ' s manpower resource management is as follows, the company ’ s management is the experience of each department class cadre of straight line, especially lacks effect check system ; employees lack competitive consciousness, lacking actuating pressure, the employees lose initiatives gradually ; the manpower resource management of a company is confined to only somewhat daily recruit, salary capital calculation provide wait for general affairs, manpower resource management is not obvious for strategic influence as well as and strategic connection
在筆者對a公司這樣一個在國內機電行業具有代表性的中小型企業的人力資源管理現狀進行調查分析后，發現a公司的人力資源的規劃、招聘、培訓、績效考核及薪酬體系存在很多問題： a公司人力資源管理的功能不足，甚至缺失；公司以各直線部門班幹部的經驗化管理為主，尤其缺乏績效考核體系；員工普遍缺乏競爭意識，缺乏工作壓力，由於缺乏績效評估，沒有有效的激勵，干好乾壞差不多，員工逐漸失去進取心； a公司的人力資源管理只限於一些日常的招聘、薪資計算發放等事務，人力資源管理對戰略的影響以及和戰略的聯系都不明顯。Also the new re search and development of high pressure arcs at home and abroad, the investigation and development of numerical simulation of high - pressure arcs are discussed
闡述了目前國內外高壓電弧研究中存在的問題與不足和今後發展方向，以及高壓下電弧數值模擬的研究現狀和未來發展趨勢。In the power equipment manufacturing industry, delivery orders in 2006 will be large, which will drive the purchasing orders of the power transmission and transformer industry, with the entire power equipment manufacturing industry expected to grow at a rate of about 20 percent ; output of generating equipment is expected to fall in 2007, and the purchasing price of manufacturers has already started to drop, with few orders after 2008 ; the boom period of the high - voltage power transmission and transformation equipment manufacturing industry will lag behind, which will be favorable in terms of reducing the influence of the generating equipment slump
電力裝備製造業明年要交貨的發電設備訂單仍處于高峰，受其帶動，輸變電行業任務也很飽滿，整個電力裝備製造業有望達到20 %左右的增長；但預計2007年發電設備產量將由高峰開始回落；目前各製造廠訂貨價格已在下滑， 2008年以後的訂單明顯不足；與發電設備相比，高壓輸變電設備製造業的景氣周期將適當滯后，從而有利於緩解發電設備下滑的影響。With the development of manufacturing technology of digital integrated circuit, the voltage test method based on stuck - at fault model can not detect all the faults in modern integrated circuit
隨著集成電路製造技術的發展，基於固定型故障模型的電壓測試技術越來越不能滿足高性能集成電路的需求。The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method
本文的主要工作有： （ 1 ）分析電力系統在發生故障時的運行狀態，尤其對三相傳輸線上的故障行波進行了分析和研究，推導了考慮相間耦合的三相傳輸線電壓方程，並將傳輸線上任一點的電壓與故障點電壓建立起聯系，得出了傳輸線上電壓信號在故障點處的奇異性，並以此作為構造新的故障檢測演算法的理論基礎； （ 2 ）將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中，針對目前相關研究的不足，提出了電力系統故障檢測判據的補充判據，通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析，給出了一個可行的解決方案；模擬研究表明：這是一個快速、準確、有效的故障檢測演算法。When the voltage get to the up limit of the requirement, the furnace should be stoopoped, change the way of wire connection and then continue work
當電壓提高到所用變壓器最高限度仍不能滿足要求時，可停爐改變元件的接線方式再繼續使用。We have made a full theoretical analysis of the wave property and the wave parameters of the flap - type wave generator in the towing tank of our school, and confirmed that should make the factor that the performance of the wave generator give play to normally to influence. in allusion to that the old wave generator can not simulate sea wave, upgrade and transform to this system change the control computer system and install additional d / a change card, redesign the wave control interface and transmission means of control signal, give up the disk machine that can not be used, make the wave - making control voltage signal that has translated direct input the wave controller, make wave controller to make waves through servo system
對我校船模水池原有的搖板式造波系統的性能進行了理論分析，針對水池原有造波機系統模擬海浪的不足，對該系統進行升級與改造，更換了主控計算機並加裝d a轉換卡，重新設計了造波控制信號的介面與傳輸方式，捨去了原系統中現已淘汰的磁盤機，使轉換后的造波控制電壓信號直接輸入到造波控制器中，再由造波控制器通過液壓伺服系統驅動造波板進行造波。In order to improve the quality of the voltage signals, this paper has adopted the scheme of three phases and six organs in signal - generator part, which can eliminate the errors caused by the assembly warp and the zero shift of organs. this paper also has analyzed the distribution and varying rules of the magnetic field in the signal - generator part, then based on the conclusion of the analysis improved the structure of signal - generator, which could completely eliminate the noise signal caused by the roughness of the face on the magnetic steel ring. the improvement not only met the requirement of this study, but established the theory foundation for the super - high precision magnetic encoder in future research
因此，為提高原始電壓信號的質量，本文採用三相六元件的信號發生方案，通過差分處理濾除了由於裝配偏差和零點漂移帶來的信號誤差;本文對編碼器信號發生結構進行了磁場分析，依據磁場分析的結論對編碼器常用的信號發生結構進行了改進，改進后的結構利用積分原理在理論上能夠完全消除信號中由磁鋼環表面粗糙度引起的信號噪聲，進一步提高了信號質量，此結構不僅滿足了本課題的需要，而且為今後研製超高精度的磁電式編碼器奠定了理論基礎。In the dissertation, a novel hybrid excitation constant voltage synchronous generator is adopted to improve the system performance, which takes the advantages of both electrical excitation and permanent magnet machines. a parted configuration is presented in order to design the structure of the generator. the adaptive digital adjustment is settled in principle using the single chip microcomputer 80c31 as the control core of the voltage regulator and adopting the proportion - integral - differential control as the control arithmetic, then a sample is made
論文對同步發電機的工作原理、性能特點、電機本體以及電壓調節器的硬體和軟體設計進行了研究，針對稀土永磁同步發電機變載、變轉速情況下輸出電壓不可調的不足之處，採用一種新穎的電機型式? ?自適應復合勵磁恆壓同步發電機，綜合了永磁發電機和電勵磁發電機的優點，提出一種磁路分開的結構進行電機本體的設計，並選用單片機80c31作為電壓調節器的控制核心，比例?積分?微分控制（ pid ）作為其控制演算法，從原理上較好地解決了其電壓的自動數字調節，並試制了一臺樣機。Equipped inside with protection of lack of phase, less or over voltage, over heating and less air pressure
內置供電電源缺相和過欠壓保護、設備內部過熱保護及壓縮空氣氣壓不足保護等保護功能，工作可靠性高Case analysis of malfunctions in the satellite monitoring system due to insufficient voltage
衛星監測系統因電壓不足引起的故障案例分析分享友人