電子干擾器 的英文怎麼說
中文拼音 [diànzigānrǎoqì]
電子干擾器
英文
gap generator- 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...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 干 : 干Ⅰ名詞1 (事物的主體或 重要部分) trunk; main part 2 (幹部的簡稱) short for cadre Ⅱ動詞1 (做...
- 擾 : Ⅰ動詞1 (擾亂; 攪擾) harass; trouble 2 (客套話 因受人款待而表示客氣) trespass on sb s hospital...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 電子 : [物理學] [電學] electron
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Some studies on control modes of the system, especially on a dc, pm, brushless and sensor - less motor driven systems. a method of rotor position identification without sensors has been developed. using a microchip to increate system efficiency, anti - disturbing ability and reliability of pwm modulation
研究了適于直流、無刷、永磁、無位置傳感器電機轉子位置的檢測方法;採用單片機實現了該種電機的運行控制,提高了系統在pwm調制時位置檢測換相控制過程的抗干擾能力。Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
超聲波電機( ultrasonicmotor )是近二十年來發展起來的一種新原理電機,其原理不同於傳統的電磁型電機,它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動,通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比,具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點,因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。With the development of science and tecbnology, the electronic warfare has gotten to a new stage, electronic jammers, anti - radialized missiles, superlow altitude attacks have turned into great threats confronted with radar nowadays. former single - based radar not only had difficulty in finishing expected tasks, but also the survival of itself had been a pressing problem, people have to probe into multifarious countermeasures in order to improve the viability and effective work - capacity
隨著科技的發展,雷達電子戰發展到一個新的階段,電子干擾、反輻射導彈、低空突防和隱身武器已成為當今雷達面臨的四大威脅。傳統的有源雷達不僅很難完成預定的任務,而且自身的生存也成了緊迫問題,人們不得不積極探討各種對策,以提高雷達的生存和有效工作能力。The simulator, which is functioned for training of electronic countermeasure, can hold a suppositional war field for the training of anti - air gun fire control radar
該模擬器解決了雷達目標的實時生成、控制、搜索和顯示等關鍵問題,新增了電子干擾與反干擾的訓練內容,完整實現了戰場環境下的炮瞄雷達攻防對抗訓練。Nowadays with the booming development of microelectronic technique, the functions of the components of machinery, electricity, magnetism, optics, acoustics and thermotics have been improved rapidly. and the micromation of components, the integration of electronic equipments, the worse working environment, the increasing requirement and emi, all of these make the structural design of electronic equipments more and more important
在微電子學高度發展的今天,促使機、電、磁、光、聲和熱等元器件功能飛速提高,隨著元器件微型化,電子設備趨向集成化,再加上一些日趨惡劣的工作環境,各種使用要求的提高,空間電磁環境的干擾,以及由於裝填密度高,產生的內在干擾等,使得電子設備的結構設計變得越來越重要。At present, most of the domestic simulation systems designed with analogy circuits, are easy to run out and affected by the ambient temperature with their complex structure and poor ability to withstand disturb
目前,國內現有的原動機模擬系統,大多採用模擬電路,存在結構復雜、電子元器件容易老化、易受環境溫度影響、抗干擾能力差等缺點。Avionics self - protection system is a subsystem of the advanced avionics system, which has the main functions to find hostile radar - guided weapons system and infrared - guided weapons system by using the mothed of radar reconnaissance. and then to countermeasure enemy ' s radar - guided weapon system and infrared - guided weapons system by adoptinging those measures of electric - magnetic jamming ( active countermeasures ), chaff cloud deception jamming ( passive countermeasures ) and ir decoy deception jamming ( passive countermeasures ) so as to protect our airplanes from the hostile attacks this paper have researched deeply for the integrated mode of avionics self - protection system
航空自衛系統是先進航空電子綜合化系統的一個分系統,其主要功能是通過雷達偵察方式發現敵方雷達制導武器系統和紅外製導武器系統,並通過實施電磁干擾(有源干擾) 、箔條雲欺騙式干擾(無源干擾)和紅外誘餌欺騙式干擾(無源干擾)對抗敵方雷達制導武器系統、紅外製導武器系統,保護我機免受敵方武器系統攻擊。The subject derives from electronic equipment bureau of electronic information industry of department of general equipment of china. the subject researches dds ( direct digital frequency synthesizer ) signal source of the frequency agile signal generator. it plays a good role in the important pre - research project that is the test technology of tactics anti - jamming for communication transceiver synthesis
本課題是總裝備部電子信息部電子裝備局下達的預研項目? ? 《戰術抗干擾通信電臺綜合測試技術》中的信號源部分(捷變頻信號發生器中的dds信號源部分) 。The automatic identification of the modulation types has been applied to many fields such as source identification, interference identification, radio interception, - electronic countermeasures, etc. the modulation recognizer based on the decision - theoretic approach and the constellation diagram is proposed and the signal ' s kurtosis is used as the indicator to differentiate the analogue modulation from the digital modulation
通信信號調制類型的自動識別廣泛應用於信號確認、干擾辨識、無線電偵聽、電子對抗和信號監測等領域。本文提出基於決策論與星座圖的綜合調制識別器,使用信號的峰度區分調制類型是模擬調制還是數字調制。The result of our experiment indicated the novel biosensors exhibite excellent electrochemical characteristics to glucose with substantial improvement in sensitivity, low detection limit, stability and anti - interferer
實驗證明,引入了新的電子媒介體后,該傳感器的靈敏度顯著提高,線性范圍顯著加寬,能有效的消除抗壞血酸和尿酸等的干擾。In the modern war, weapon system has been more and more threatened by electronic jamming
在現代戰爭中,武器系統越來越受到電子干擾的威脅。The range varies depending upon ecm / sensor differences and it slides up and down the scale
這個損傷值范圍是有電子干擾器/探測器的等級差距而有所浮動的。The paper lays a strong emphasis on discussing the realization of the autocontrol of raster scanning of the scanner in x - y dimension, the " tapping " of the cantilever of the tappingmode afm by a direct digital synthesizer. then a method of parallel communication between dsp and pc in epp mode is given. finally, the author discussed the digital pid closed loop control of the scanner in z - direction, the automatic approaching of the tip using step - motor, and also some electro - magnetic interferences
論文首先簡單介紹了掃描探針顯微鏡的發展、分類、工作原理及應用;接著對ti公司的tms320vc5402dsp的特點及外圍擴展作了簡單介紹;然後分章節重點講述了利用vc5402dsp實現掃描探針顯微鏡的核心部件? ?壓電陶瓷管的x向和y向的光柵掃描控制;藉助直接數字集成器( dds )實現輕敲式原子力顯微鏡的微懸臂的「輕敲」 ; vc5402dsp的主機介面( hpi )與pc機在增強并行口( epp )模式下的通信;論文最後還介紹了掃描管z向的數字pid閉環控制,步進電機的自動進針,並對實際出現的一些電磁干擾問題作了討論。Mechanical commutation ( graphite or precious metal brushes ), highest efficiency, low inductance, low electromagnetic interference, multiple combination possibilities with gears, feedback devices and control electronics
機械換向器(石墨和金屬電刷) ,高效率,小電感,電磁干擾小,能與多種齒輪箱,反饋設備和控制電子元件配合使用。Electron transfer mediators are involved to circumvent these disadvantages. the mediators include ferrocene and its derivatives, potassium hexacyanoferrate and tetrathiafulvalene. water - soluble dyes such as methylene blue, neutral red, toluidine blue and methyl viologen have also been used as mediators in solution because of their high electron transfer efficiency and low cost
近年來,第二代電流型酶傳感器以一些電子媒介體如二茂鐵及其衍生物等代替氧,加強了酶與電極間的直接電子傳輸,起到了酶與電極間的電子開閉器作用,加速了電極反應,降低了環境干擾,克服了第一代電流型傳感器的上述缺點。The reasons comes from many aspects, commonly as : parts looseness, malfunction of e apparatus, e waves interference in same channel, insufficence of emitting, etc
失控的原因是多方面的,常見的原因有:機件松脫電子器材故障相同頻道電波干擾發射接受電量不足外界電波干擾。In order to overcome both the enemy ' s long - range electronic jamming activities and signals emitted by friendly forces, the gps receivers will carry anti - jam electronics systems that will get them through the initial stages of their flights
為了克服敵人遠程電子干擾活動和友軍發出的電子信號, gps接收器將安裝抗干擾設備,以便讓炮彈能通過其飛行的初期。But the power electronic devices in pwm power amplifier are working in the on - off state, easily producing the over - voltage and over - current phenomena. under tht condition the power electronic devices are bearing higher dv / dt, di / dt and more energy losses, influencing itself capability and life - span. at the same time, the dv / dt, di / dt also cause the severe electromagnetism disturbances, such as the disturbances in the photoelectric theodolite will make the other systems working improperly
然而在pwm功率放大器的主迴路中電力電子器件工作在開關狀態,易產生過壓、過流現象,器件承受較高dv dt 、 di dt並產生較大的損耗,影響器件本身的性能和壽命,同時dv dt 、 di dt還會產生嚴重的電磁干擾,如在光學測量設備中,這種干擾將會影響其它系統正常運行。In this dissertation, first, the basic conceptions of ew, radar ew and combat effectiveness are made clear about internal characteristics, consist and tasks. then, the evaluation factors architecture of radar ew system combat effectiveness is set up, which is the base of quantificational evaluation. second, mathematics modeling of radar ew reconnaissance, radar jamming and anti radiation attack are constructed
本論文的研究首先從電子戰、雷達對抗、武器裝備作戰效能的基本概念出發,理清其內涵、特點、組成、任務,從而建立以能力為主線的雷達對抗系統作戰效能評估指標體系,為定量評估系統作戰效能奠定基礎;然後分雷達偵察、雷達干擾、反輻射攻擊分別對雷達對抗系統武器裝備的電子偵察能力、電子干擾能力、電子進攻能力進行數學建模,進而建立系統綜合對抗能力數學模型,為系統模擬建立設計基礎。Harmonized system of quality assessment for electronic components - sectional specification : passive filter units for electromagnetic interference suppression - filters for which safety tests are not required
電子元器件質量評定協調體系.分規范:抑制電磁干擾用無源濾波器.不要求進行安全試驗的濾波器分享友人