有效電流強度 的英文怎麼說
中文拼音 [yǒuxiàodiànliúqiángdù]
有效電流強度
英文
effective current intensity- 有 : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
- 效 : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
- 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...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 強 : 強形容詞(強硬不屈;固執) stubborn; unyielding
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 有效 : effective; valid; efficacious
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
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Finally, because high - speed power solenoid valve is one of the most important executive parts in the electronic control diesel engine and the performances of diesel engine are strongly related to the solenoid valve, the response performance of the solenoid valve is investigated. the response performance of the solenoid is influenced by many factors, such as driving voltage, electric driving unit etc. in order to have high excitation voltage and in low maintaining voltage, a high - low voltage electric driving unit is designed, and in order to make the solenoid valve close more rapidly, an active free - wheeling circuit and a bootstrapping circuit are designed in the electric driving unit, too. in the high - low electric driving unit, high voltage and low voltage are supplied by the dc - dc device and by the accumulator respectively
高速強力電磁閥的響應性能除了與閥本身的結構和材料有關外,與驅動電壓、驅動電路的設計密切相關,本文通過分析,首先開發出一種高低壓驅動電路,高壓電源是山升壓式dc - dc原理獲取的,低壓由蓄電池本身提供,實現高壓強激和低壓維持的功能,電路中採用有源續流電柴汕機中卜軌知介系統的設訓及其七川j敝略的叭究路進行續流,加誣了電磁閥的關閉速度;採用自舉吐路,降低了場效應管對驅動電壓的要求。The exterior and the install sizes all in the light of iso international criterion to design and make, the whole structure adopt after pull pattern of electrical engine direct link my companys patent, by centernog prop up, the structure is tightly, teardown and maintenance is convenient the bound of capability is broad the alnico of passing wrestdistance uses of advanced thulium material permanent magnet nd fe boron to make inside and outside magnet ; uses of the most streampadd nonmetallic material pad f46 inside to be made - up isolationsheath assembled and its provided with high strength dynam capability
,整體結構採用電機直聯的后拉式我公司專利,由中間支架支撐,結構緊湊,拆卸維護方便,性能范圍寬傳遞扭矩的磁鋼選用先進的稀土材料永磁體「釹鐵硼」製造內外磁體,使用最新型非金屬材料內襯f46製成的隔離套組合具有高強度的力學性能,徹底消除了一般磁力泵具有的磁渦流損耗,提高了整機的效率。This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw
基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可控性,定位方案等多方面考慮,尋求安全可靠的腸胃檢查微機器人的外部驅動控制方法,並著重研究直接利用外磁場磁力驅動微機器人:在微機器人內部嵌入永磁性體,利用體外的組合電磁線圈產生加載電流控制的驅動磁場,其中外部的電磁線圈由多組梯度線圈和勻場線圈組合構成,通過繞病床的旋轉以及病床的平移共同控制微機器人所在位置的磁場強度及梯度,作用於微機器人內嵌磁體以獲得空間意義上的必要驅動力和調整轉矩,從而有效地完成驅動動作要求。To avoid manual labor of chiseling - grossness, in the area of second - stage concrete construction, permanently non - removed metal molding boards nets are used as molding boards of first - stage concrete. substitution joints of reinforcing steel bars for traditional electric welding and usage of equipments for joints of reinforcing steel bars efficiently improve strength of junctions and rate of connecting reinforcing steel bars, and safety of construction and stability of quality, and greatly reduce cost. it ' s possible that three gorges project become top - ranking project in the world by study on systems engineering of high - strength concrete construction
混凝土縫面處理採用高壓水流沖毛技術,大大提高了施工工效,減少了倉面污染;模板工程大量採用定型鋼模板施工技術,提高了壩體混凝土成型質量和工程進度;在二期混凝土施工區域,為免除人工鑿毛勞動強度,採用永久性免拆金屬模板網作為一期混凝土模板;鋼筋連接改進傳統的電焊連接方式,採用大量採用鋼筋接頭機械連接技術,有效提高了接頭強度和鋼筋連接速度,施工安全性大大加強,質量穩定性有效提高,經濟成本大大降低;三峽二期工程持續高強度混凝土施工系統工程的研究,使三峽工程成為名符其實的「世界一流工程」成為可能;三峽二期工程混凝土溫控綜合技術的應用,有效降低了壩體混凝土溫度的產生;混凝土表面處理及裂縫處理技術的應用,提高了建築物的整體性和耐久性。For amf contact structure, raising axial magnetic field density is an effective way to raise breaking current density in certain range
對于縱向磁場結構,在一定范圍內提高其縱向磁感應強度是提高其電流開斷密度的有效途徑。The reason to cause this phenomenon is due to the change of electric field in the blue oled to induce the probality of the carrier shifted and the hole - electron recombination zone changed, which was a possible alternative to achieve color display. 3 ) device with the structure of ito / npb / adn : balq3 / alq3 / mg : ag was fabricated. when the balq3 dopant concentration was about 25 mol %, a high performance devcie with luminous efficiency of 1. 0 lm / w, the peak of emission spectrum at 440 nm, the cie coordinate at ( 0. 18, 0. 15 ), and half lifetime of unencapsulated device about 950 hrs was achieved
導致本現象的原因是由於各有機層電場強度的變化影響了空穴和電子的隧穿幾率,從而導致載流子的復合區域發生改變而發出不同顏色的光; 3 )制備了結構為ito / npb / adn : balq3 / alq3 / mg : ag的藍光oled ,空穴阻擋材料balq3的摻入顯著影響了oled的光電性能,當balq3的摻雜濃度為25mol %時, oled的發光效率為1 . 0lm / w ,發光光譜的峰值為440nm ,色純度為( 0 . 18 , 0 . 15 ) ,未封裝器件的半衰期達到了950小時; 4 )在藍光材料adn中摻雜npb 、 balq3和tbp三種材料時,不僅改善了器件的發光亮度和色純度,而且提高了器件的發光效率和壽命。It is shown that : with the enhancement of er effects, the pressure and the thickness of lubricant film are obviously increased, while the friction coefficient and force are increased, the leak flow is reduced
計算結果表明:隨著電流變效應的增強,油膜壓力和油膜厚度都有明顯提高,但是摩擦系數和摩擦力有所增加,端泄流量有所減小。Through the analyzes of electromagnetic system of a axial symmetry by the method of electromagnetic vector potential, an eddy current field math model is build by triangle cell, this article has researched the effect of power frequency to eddy current density, penetration depth and the skin effect
本文以電磁場矢量位有限元法為基礎對二維軸對稱場的磁場強度、渦流密度進行了計算求解,採用三角形單元和六面體單元建立了渦流場數學模型,研究了電源頻率對渦流密度、透入深度及集膚效應等場量的作用影響。By successful solution of non - linear magnetic fields and revision of the program, we can reach following conclusions : in the computation of nonlinear magnetic fields, if iteration method is used, under - relaxation is necessary when amending the permeability distribution in soft magnetic materials ; and when < wp = 5 > calculating the equivalent current density in permanent magnets, under - relaxation is not a necessity ; when searching for permeability values by interpolation method on the demagnetization curve of soft magnetic materials, if a fixed saturation point is set, around this point an abrupt change of permeability values will be obtained ; this sudden change may cause a little problem in the smoothness of magnetic field distribution ; because the magnetic circuits of microwave tubes are too complicated, in the author ' s view, to describe the working state of a magnet system, the working points of magnets can not do it properly but average energy production of magnets will serve ; as to indicate the quality of a magnet system design for microwave tubes, the efficiency of magnetic energy utilization will be a very good criterion
由此得出結論,在非線性磁場計算中:採用迭代法的情況下,在各迭代循環之間進行磁導率修正時,一個欠鬆弛迭代過程是必需的;對永磁體中的等效電流修正時可以不作欠鬆弛迭代;在純鐵的磁化曲線上指定某一個固定的磁感應強度為磁飽和值,會使得插值求出的磁導率在該磁飽和值附近有一突變,這一突變對計算結果中磁場分佈變化的光滑性稍有影響。在微波管磁系統設計中,由於微波管磁路比較復雜,作者認為磁體的工作點並不能很好地反映磁體的工作狀態,而採用平均磁能積為衡量磁體工作狀態的標準更加符合微波管磁系統的實際情況;要表示磁系統設計好壞的程度,則用磁能利用的效率為標準更好。The high - intensity - discharge ( hid ) lamps are widely used in lighting system for the high luminous efficacy, long life and good color rendering. high - pressure - sodium ( hps ) lamps have the best combination of the above properties and are considered as ideal light sources. therefore the design of the electronic ballast for the lamps is an important part of the green lighting project
高強度氣體放電( hid )燈以其光效好、壽命長、顯色性好而在照明領域得到廣泛應用,高壓鈉燈( hps )即為一種具有上述優點的理想光源,而設計與之相匹配的電子鎮流器是實施綠色照明工程的重要組成。Incorporation of kones mature escalator technology, advanced micro - computer control system, high strength truss structure, classical driving system, and completed safety devices, fully ensure our products safe, reliable, endurable and bring steady and comfortable riding. refine craftwork, fluent lines and elegant style form the combination of practical riding function and visual enjoyment. frequency conversion technology selected makes the escalator more energy - saving
引進通力成熟的自動扶梯技術,採用先進的微機控制系統,高強度的桁架結構經典的驅動技術完善的保護裝置,使產品安全可靠耐用,乘坐平穩安靜舒適精緻的工藝流暢的線條優雅的造型,使產品兼有乘坐的實用功能與視覺的裝飾效果變頻驅動的選用,使產品省電節能,而室外型自動扶梯能經受各種氣候環境條件考驗。Graded doping is adopted in both sides of the junction ( double graded doping ). this results in a strong ( drift ) electric field throughout the whole active layer. this field will accumulate minority carriers effectively and the whole internal quantum efficiency is increased
漂移場的形成是通過mbe技術,在結的兩側都採用梯度摻雜(即雙梯度摻雜) ,從而在整個有源層都建立起一個強的(漂移)電場,有效地利用載流子在電場作用下的漂移作用收集少數載流子,使得總內量子效率得以提高。If a current with proper intensity has been switched on, the goal of controlling the melting and welding dimension effectively around the crack tip can be obtained
文中給出的算例表明,適當控制通入的電流強度,可以達到有效控制裂尖熔化區尺寸以及形成焊口的目的。Owing to the field enhancement in the domain, the avalanching gain and recombination radiation are induced and the switches occur the special phenomenon of the lock - on effect
由於單極電荷疇內電場強度增大,從而導致開關體內載流子雪崩倍增和輻射復合,引發了lock - on效應的特有現象。Based on some discussions on the mathematic model set up for the cathodic protection potential field, a two - dimensional boundary element method ( bem ) is developed, and by using which, a study on the shielding effect resulted from some typical inner structures such as the reinforcing elements and the partition walls with man holes on distribution of potential and current density in the cathodic protection is performed. the investigated parameters which affect the shielding effect in the calculating model include : the height and thickness of the reinforcing elements, the distance between the anode and the reinforcing elements, and the diameter of man hole on the partition walls, and so on
本文在討論了陰極保護電位場問題的數學模型的基礎上,以二維邊界元法對陰極保護問題中的電位及電流密度分佈進行了模擬計算,重點對船舶壓載艙中的典型結構如加強筋、人孔等在陰極保護中所產生的屏蔽效應進行了分析和研究,通過對不同高度、厚度的擋板及不同孔徑的帶孔板所產生的屏蔽效應進行模擬計算,首次得到了一些對實際工程設計具有重要參考意義的見解。Moreover, the behavior of microwave transmission displays the relaxation effect, which is related to the field strength and the concentration of the fluid
作者在試驗中還發現微波透射率隨電場強度的變化具有明顯的弛豫效應。並且弛豫時間與電流變液的濃度及所加電場強度有關。In the hall effect, hall electromotive force is not only related to the current density, magnetic field and the distance of the poles, but also to hall coefficient directly
據知,霍耳效應中輸出的霍耳電動勢除了跟輸入的電流強度、磁場強度及輸出電極的間距有關外,還與霍耳系數成正比。One of effective ways of overcoming space charge effect is to fill plasma in high power wave apparatus, by the neutralization between plasma and space charge, the transfer current is going to be largely enhanced, thereby out - power is going to be largely increased. meantime, due to there are many fluctuating modes in plasma, so it is able to bring a new beam - wave interaction mechanism, by it people can invent some new type high power microwave apparatus
高功率微波裝置中的電流密度很大,空間電荷效應強烈,影響了功率的提高,克服空間電荷效應的有效方法是在高功率微波器件中填充等離子體,由於等離子體對空間電荷的中和作用,傳輸電流會大大提高,從而大幅度提高輸出功率,同時由於等離子體中存在多種波動模式,有可能帶來新的注波互作用機制,發展新型的高功率微波器件。Current density doubles when the area of effective contact between tissue and electrode is halved, provided that hf current remains contant
如果高頻電流強度保持不變,那麼人體組織和電極之間的有效接觸面積減半將會使電流密度增大一倍,這將產生四倍的熱量。With certain field strength, an increase in the space length of electrodes can increase the microwave attenuation. however, the increase of space length of electrodes can increase the microwave attenuation that is adjusted by unit space length of electrodes in a nonlinear way
此外,對不同電極間距下batio _ 3電流變液微波衰減研究表明:相同電場強度作用下,電極間距的增加不僅可有效提高微波衰減的幅度,而且其單位電極間距調控微波衰減的幅度也增加、且是非線性的。分享友人