高頻電磁感應 的英文怎麼說
中文拼音 [gāobīndiàncígǎnyīng]
高頻電磁感應
英文
high frequency electromagnetic induction- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 頻 : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
- 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...
- 磁 : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
- 感 : Ⅰ動詞1 (覺得) feel; sense 2 (懷有謝意) be grateful; be obliged; appreciate 3 (感動) move; t...
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 高頻 : high frequency
- 電磁 : [電學] [物理學] electromagnetism電磁安(培) abampere (電磁系電流單位); 電磁泵 electromagnetic ...
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Whereas tesla had combined magnetic induction coils, resistors and capacitors to fashion his split - phase motors, he now connected induction coils and capacitors in new configurations to produce high - frequency currents
當時特士拉已經在他的分相馬達里結合了磁感應線圈、電阻及電容,現在他將感應線圈與電容以新的方式連結起來,產生高頻電流。The button electrode is one that widely used in high energy rf accelerators, such as storage ring, and the bpm made of button electrodes has many merits like high accuracy, high resolution, resisting magnetic field, simple machinery, without magnetic core and low cost, etc. so we want to use the button electrode as the bpm in high current accelerators like the lia
鈕扣電極束位置探測器是一種廣泛應用於射頻加速器儲存環等高能弱流加速器的一種束位置測量裝置,它具有測量精度高、解析度高、不受磁場干擾、機械結構簡單、無磁芯、造價低廉等特點。只是,至今未見有關這種束位置探測器在強流加速器(如,直線感應加速器)上應用的報導,如能將鈕扣電極束位置探測器應用於lia ,將是一件很有意義的事情。Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。The innovation in this paper is list below ( 1 ) use rectangle - shape pipeline so that the inducing electromotive force could be enhanced ; ( 2 ) use alternating current whose frequency is adjustable to induce the magnetic ; ( 3 ) make the flowmeter intelligent by use the microprocessor ; ( 4 ) finish designing the ls flowmeter with utra - low power consumption
本文的創新之處在於採用矩形測量導管大大增加微流量條件下的感應電動勢;採用輸出頻率可調的正弦波電流作為勵磁電流達到消除50hz頻干擾和減少正交干擾的目的;利用單片機等高端現代電子產品實現了電磁流量計的高度智能化及設計出真正的超低功耗的、可用干電池長期供電的ls旋轉流量計。As well - known, there is an induced current on the surface when metal material is in the high frequency electromagnetic field, since tending to skin heating effect to make the temperature of metal material surface go up promptly, surface beginning melt when temperature reaches the melting point of metal, metal material is heated up continuously by surface to core till the metal droplet of melting
自懸浮定向流技術制備金屬納米微粒與一般的蒸發冷凝法有所不同,其原理是:金屬材料在高頻電磁場中產生表面感生電流,由於趨膚加熱效應使得金屬材料表面的溫度迅速升高,當溫度達到金屬的熔點時表面開始熔化,通過熱傳導作用金屬材料由表面到芯部不斷加熱直至熔化成金屬液滴。Magnetoelectric sensor is a kind of non - contact sensor and has some useful characteristics, such as non - contact, high response frequency, low power waste, high reliability, long life - span and etc
磁電傳感器是一種非接觸式傳感器,它具有無觸點、無開關瞬態抖動、響應頻率高、低功耗、高可靠性和長壽命等特點。The inductor, which is one of the most important magnetic components, is not only used in lc filter and choke but also in rf communication circuit. the thin film inductor can be integrated with semiconductor components, so far it has not been widely used in these fields, the reason is the limited of thin - film material and substrate, process technology and design technology. designing and fabricating thin film inductor is the key point of this paper
而作為磁性元器件中最重要的電感,它不僅在lc濾波電路、扼流圈中必不可少,在現代射頻通信電路中也被廣泛使用,特別是能與硅器件一起集成的薄膜電感器,在國際上備受重視,而國內長期以來,由於受薄膜磁芯材料、繞組材料、基片材料,包括製作技術及最為關鍵的設計技術限制,尚未研發出能夠用於這一應用領域的高、中、低頻薄膜電感器。Utilizing electromagnetic principle, high frequency signal after amplifying output through interaction coil, as the container with compound aluminium tinsel in inner cap pass through the intercationcoil, immediately generate eddy current heat, make the aluminium tinsel side glue closely with bottle mouth, reach the purpose of airtight sealing
利用電磁感應原理,高頻信號經放大後由感應線圈輸出,當內蓋裝有符合鋁箔墊片的容器經過感應線圈時,既產生渦流發熱,使鋁箔面與瓶口緊密地粘合,達到氣密封口的目的。Dd862 and dd862a single phase electic meter are in duction meter. it is used in calculating 50hz single - phase ac active electrical energy. it is compaosed of electromagnetic element. moving disc, bearing, damping magnet steel, counter and regulator and regulator equipment. the meter has high precision, high over - load, long lifetime and so on features
: dd862型和dd862a型單相電度表是感應式儀表,用於計量器頻率為50hz的單相交流有功電能。它主要由電磁元件轉動圓盤軸承阻尼磁鋼計度器和調整裝置等組成,本表具有高精度高過載長壽命等特點。Current transformers are nonreplaceable in the field of protection and measurement for decades, but the electromagnetic current transformers can not meet the development of the electric power system for the reasons of magnetic saturation, ferro resonance, little dynamic range, narrow service band and so on 。 with the popularization of microcompute, it will be irreversible to apply microcompute in the protection and measurement, the equipments do not need the current transformer with high power, so the rogowski coil can apply on the field of protection and measurement
電流互感器在繼電保護和電流測量中的作用長期以來具有不可替代的地位,但電磁式電流互感器所固有的磁飽和、鐵磁諧振、動態范圍小、使用頻帶窄等都難以滿足電力系統發展的要求。隨著微機的普及,在繼電保護和測量中應用微機已是不可逆轉的潮流,設備已不再需要高功率輸出的電流互感器,因此可以選用rogowski線圈作為低電壓輸出要求的電流測量和繼電保護應用。However, the normal electromagnetism rate transducer which has the high inherent frequency of that between 5 - 30hz normally can not get the signal below 1 hz, therefore, it can not be used for inspecting same signal, which confines its applications in engineering project
然而,由於普通的電磁式速度傳感器,其固有頻率較高,一般都在5 - 30hz之間,很難拾取1hz以下的超低頻絕對振動信號,因此不能直接用來測量上述超低頻振動信號,制約了該類傳感器在工程中的應用。分享友人