電壓不足的 的英文怎麼說
中文拼音 [diànyābùzúde]
電壓不足的
英文
under voltage- 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...
- 壓 : 壓構詞成分。
- 不 : 名詞[書面語] (剁物所用的木墩) a block of wood
- 足 : Ⅰ名詞1 (腳; 腿) foot; leg 2 (姓氏) a surname Ⅱ形容詞(充足; 足夠) sufficient; ample; enough;...
- 的 : 4次方是 The fourth power of 2 is direction
- 電壓 : voltage; electric tension; electric voltage
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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。With the deveiopment of hydraulic technology, hydraulic system and hydraulicequipment are more complicated, hydraulic technology is more widely and morecomp1icatedly used in agricultural machine and their malfunction is more difficu1t to bedetected. fault diagnosis of hydraulic system is not as apt to be observed as that of themechanical equipmeflt or is not as easy to be detected as that of electric equipmeflt bymu1tipurpose meter or other meters. flux meter gage and pressure gage ca n ' t meet the needof fault diagnosis for hydraulic system because its working medium and workingcomponents are hiding inside the sealed vessel
隨著液壓技術的發展,液壓系統及液壓設備越來越復雜,液壓技術在農機上的應用也變得廣泛而復雜,農機液壓系統的故障診斷也越來越困難,液壓系統的故障診斷不象機械設備那樣直觀,也不象電氣設備那樣通過萬用表等儀器測得,液壓系統的工作介質和工作部件都在密閉的容腔內,流量計、壓力表等測量儀器遠遠不能滿足故障診斷的需求。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。( 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。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。With the rapid development of power net, more and more monitored nodes should be control. accordingly more nodes " voltage is out of delimitation. therefor, traditional method using experience of the operator cannot fit for the requirement of power system
隨著電力網路不斷增大,其需要監控的節點越來越多,監控節點電壓越限的情況也日益增多,傳統的根據運行人員經驗來調節的方法已不能滿足要求。During the previous calculation of reactive power and voltage in the power network, reactive power insufficiency and the system under - voltage are always concerned
在以往的無功電壓優化計算中,對于無功功率不足和系統電壓偏低的情況一直是人們關注的問題。During the calculation of reactive power and voltage in the power network, reactive power insufficiency and the system under - voltage are always concerned. in the same way, we should consider the problem that reactive power surplus and over - voltage during the period of low - water and low load
在無功電壓優化計算中,對于無功功率不足和系統電壓偏低的情況一直是研究者關注的問題;同樣在枯水期輕負荷時,電網運行中也要考慮到無功功率過剩,系統電壓偏高的問題。Secondly, two carbon fiber reinforced composite beams were fabricated, and their modal frequencies were measured by an experiment method. thirdly, delaminations were modeled by pairs of nodes with the same coordinates but different node numbers, while the modal frequencies of these beams with different delamination location and size were computed by an eas piezoelectric solid element. moreover, a novel method combining computational mechanics and neural network was demonstrated for composite health monitoring ; the first five flexure modal frequencies obtained by fem were modified by a primary revising approach and were used to train the neural network
本文較全面地評述了神經網路的應用模型、改進演算法等,編制了bp神經網路程序:制備了纖維增強復合材料試件,並進行實驗模態分析;利用坐標相同、節點號不同的方法模擬脫層損傷,基於eas列式的壓電固體單元計算了不同脫層損傷情況下的頻率信息;針對基於實驗數據訓練神經網路存在樣本不足的缺陷,本文提出了利用有限元方法對含有脫層損傷的復合材料試件進行數值模擬,以前五階彎曲模態頻率構建訓練樣本的新思路,並提出了一種初步的計算值修正方法,以此構建神經網路的訓練樣本:將實驗模態分析的結果送入訓練好的神經網路進行預測,實現了對復合材料梁的脫層損傷的定位和損傷程度的評估。Rc and other relaxation oscillators just will not do since amplitude noise in whatever circuit functions as a comparator will appear as phase noise on the output signal
Rc諧振器以及其它一些張弛振蕩器不能滿足要求,這是因為它們的核心是電壓比較器,需要利用電壓信號的波動(噪聲)來獲得穩定的輸出,這種波動就構成了時鐘的抖動。The marketing channels have been diversified which solved the problem of undersupply. but now the electric power industry is facing oversupply problem and even in some areas, power ca n ' t find enough market
辦電渠道日趨多元化,過去發電不足的矛盾在一定程度上得到了很大的改善,電力也面臨著供過于求的壓力,在局部地區賣電也逐漸變得困難。In the paper, the relationships are introduced between gases category, and content dissolved in transformer oil and the destroy degree and fault style. the author have a deep research on the method of grey clustering, and classify together about consanguineous samples when giving attention to the sample characteristics " complexity and illegibility, so the system can realize expectant aims on the bases of lesser information. the analysis of instances testifies that the implement of theory of grey clustering on fault diagnosis in transformer is effective and the calculation is convenient
針對目前電力變壓器故障診斷方法的現狀,特別是對結構復雜的大型電力變壓器等電氣設備的故障診斷,首要的問題是如何根據反映變壓器故障特徵量指標來正確判斷待診設備是哪一類故障,作者對灰色聚類方法原理進行詳細分析,在兼顧樣品特徵的復雜性和模糊性的基礎上,依據樣本一定的特徵因素,使兩樣本間關系比較密切、相似程度比較大的同屬一類,把一個不甚明確的整體信息不足的灰色系統盡可能地淡化、白化、量化、優化和模型化,以便能依據較少信息實現預期的目的。There are some disadvantages in the processing of the materials for the insulation of high voltage power cable in china such as the process equipments are complicate, which need more energy and the process flow is long and so on, we need to intake that vast scale from foreign enterprises yet. in order to change the present status, this paper has successfully developed the materials with new process equipments and new process flow, which are made with compounds containing universal resins of china and assistants such as peroxide, antioxidant and so on
為了改變國內高壓電力電纜絕緣料尚需大量進口和國內研製的高壓電力電纜絕緣料存在加工設備繁雜、能耗大和工藝流程長等不足的現狀,本論文採用國產通用樹脂,加入交聯劑、抗氧劑、加工助劑等,通過物理預混和熔融共混的方法,用國產設備特定的組合和特定的生產工藝,成功開發了可交聯ldpe高壓電力電纜絕緣料。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The technical water supply system for the shahe pumped - storage power station has the problem of insufficient pressure and discharge
摘要沙河抽水蓄能電站技術供水系統存在壓力和流量不足的問題。分享友人