正常電壓 的英文怎麼說
中文拼音 [zhēngchángdiànyā]
正常電壓
英文
normal voltage-
This kind of device effect fine, specially offer to heat power plant use for such as fluidized bed furnace, coal powder pipe line, furnace negative pressure and flue negative pressure measuring to blow continually, as to prevent coal powders and bacco ashes stop up the sampler, ensure automation instrument of power plant normally running and production security
這種裝置效果良好,專供國內外火電廠硫化床爐煤粉管道爐膛負壓和煙道負壓測量中連續吹氣用,以防煤粉和煙灰堵塞取樣頭,確保電廠自動化儀表正常運行和生產的安全性。When your voltage drops more than 10 % below what it ' s meant to be, it ' s a brownout
當你的電源電壓跌倒正常值10 %以下時,則稱為電燈暗淡。The displacement current mechanism is operative only for capacitors under reverse bias or very weak forward bias conditions which maintain a space-charge layer.
位移電流的機理只對反向偏壓或要維持空間電荷層所需要的非常弱的正向偏壓條件下的電容器才有用。When running normally, a high - voltage explosion fuse is in series with the electrical circuit, the fuse wire is strained and the active joint is locked
跌落式高壓熔斷器又稱噴射式熔斷器,正常運行時串聯在電力線路中,熔絲處于拉緊狀態,活動關節被鎖緊。Utilize the principle of wavelength 1 / 4, when there is high pressure to interfere, the lightning conductor will hold up automatically ( discharge ), the normal work of the system
利用1 / 4波長原理,當有高壓干擾時,避雷器會自動短路(放電) ,系統正常工作。Secondly, through analyzing the failure instance of electrical connectors in using and testing environment, educed contact fault was a main mode of failure of electrical connectors. on natural working conditions, the main reasons which caused fault of electrical connector were contact stress decreasing, microseism wearing and tearing and surface film growing
而在正常的工作條件下,造成電連接器電接觸失效,即決定電連接器工作壽命的主要原因是接觸壓力減小、微動磨損和表面膜層的生長,而影響接觸壓力、微動磨損和表面膜層變化的主要因素是環境振動和溫度。Check that the battery indicator on the lcd panel shows that the batteries are in good condition
檢查液晶顯示屏上電池指示燈以判定電池電壓是否正常。It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
文摘:在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation
二、在高頻變壓器原邊,當開關管接收控制信號脈沖列(經調制的spwm波列)導通時,在低頻調制信號的正半周或負半周內,施加在變壓器繞組上的是同一方向的電壓,變壓器磁芯中的磁通可能將級進地逐漸增加,導致磁芯飽和,造成磁偏或單向磁化,導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。It hopes to come to a sententious conclusion by optimizing location and capacity of reactive compensation. the main contributions of the thesis as follow : 1 ) it introduces the three current ways and corrects the habitual errors in engineering at present. it sums up experience and puts forwards to disposing fundamentals. the software is programmed for different objective function by visual foxpro and has been used in practice
主要解決以下問題並形成結果: 1 )從實用性出發,對工程中常見設計錯誤進行舉例、修正;針對目前工程通用的三種補償方法進行分析,總結工作經驗,提出具體配置原則;並對補償的不同目標(電壓、功率因素)進行基於visualfoxpro的軟體編程。According to the quickly adjustable characteristic of the peterson coil grounding system, this dissertation proposes a new control strategy. when the system is in operation, the strategy can limit the series resonance over - voltage by using the off - resonance method. when fault occurs, the strategy can conveniently suppressing arc by rapidly adjusting the inductance value of the peterson coil to the point, which the resonance with grounding capacitance of the power network is occurred
依據可控硅控制消弧線圈接地系統的快速可控性,一改傳統的電網正常運行時調節消弧線圈接近於全補償的預調諧方法,提出正常運行時採用脫諧方法抑制串聯諧振過電壓;故障時立即調節消弧線圈電感量達到與對地電容諧振,以利熄弧的新型調節原理和方法。After introducing the general situation of the hatch, the trait and research status of hydraulic control, complying with the technical request of the enterprises, this dissertation first have designed a double - hatched hydraulic control system with an accumulator as a storable energy
在介紹閘門的概況,分析液壓傳動控制的特點以及液壓系統動態特性研究現狀后,本文首先根據企業提出的技術要求,設計了一個採用蓄能器作為儲備能源的雙閘門液壓控制系統,實現正常與停電工況下的功能要求。The # 9 and # 10 142mw heat supply units in gansu xigu power plant, the steam extraction main pipe system adopt westation control system of westing house company and deb coordination control policy in design. the coordination control policy successfully expand the whole the running range, from the normal running condition to abnormity running condition and start or stop condition, which simplicity base on burthen and main steam pressure coordination control
甘肅西固熱電廠# 9 、 # 10142mw抽汽母管制供熱機組,選用美國西屋公司westation控制系統,設計、應用了deb協調控制策略,從單純作為負荷和主蒸汽壓力控制協調的基本功能,成功擴展到整個運行范圍,即從正常運行工況到異常運行工況及啟、停工況。With the development of the electric power system, static - state reactive power compensators ca n ' t have met the requirements of the actual production and operation, and the trend to the fast and dynamic compensation for reactive power become greater and greater. since ertan hydroplant and 500kv transmission systems in sichuan power system have been operated, many power plants of load center are forced to halt during the high - water period, because the great deal of power is transmitted to far - distance load center. thus the load center loses voltage sustentation and the level of the system stabilization is debased greatly
四川電網的二灘水電站和500kv輸變電系統投入運行后,由於二灘水電站的大量電力遠距離輸送至負荷中心,迫使負荷中心的火電機組在豐水期大量停機,使負荷中心失去電壓支撐,大大降低了電網的電壓穩定水平;同時,因為四川電網中的無功補償裝置全為靜態無功補償電容器(或電抗器) ,這些設備只能在系統正常運行狀態下起到無功補償和電壓支撐的作用,而在電網出現事故時,不但不能起到電壓支撐作用,反而會促使電網電壓崩潰事故的發生。Abstract : the polymorphism of angiotensinogen gene at position 174 was studied in 90 cases of essential hypertension patients and 109 controls by pcr, restriction enzyme analysis and electrophoresis methods. the results showed the distribution of genetypes in hypertension group was significantly different from that of controls group. this suggested there is a correlation between the variant of agt174 and hypertension
摘要本文採用pcr 、限制性酶切和電泳分型等方法,分別對90例原發性高血壓患者和109例正常人血管緊張素原基因多態位點agt174進行了檢測,結果表明,高血壓組中三種基因型的分佈與對照組顯著不同,提高該位點變異與原發性高血壓的發生相關。High temperature or normal temperature rated power test of regulators with fixed positive and negative voltage output, or
對各種固定正負電壓輸出型可調正負電壓輸出型集成穩壓器進行高溫老化或常溫Characteristic : the machine possesses the features such as simple structure, low noise, wide range of normal working temperature and normal voltage, firmly, and cheap price as well
特點:該機具有結構簡單,噪音低,正常工作溫度和正常電壓范圍廣,堅固耐用,且成本低廉。While input voltage exceed voltage limit, avr will cut off the output to avoid non - normal voltage go into machine to occur any damage
過電壓保護功能:超過穩壓范圍外的不正常電壓,于本功能中自動關閉輸出電壓;不讓這非正常的高壓直接輸入到機械內部,燒毀電腦機版。Flow meters may be affected, giving incorrect reading. the rate of corrosion of pipeline may also increase. the abnormal current induced in power grids may damage transformers because of overheating
流量計可能會受到干擾,使數據失誤管道的腐蝕速度亦可能會增快電力網路上的不正常電流可能使變壓器因過熱而燒毀。分享友人