脈沖發生點 的英文怎麼說
中文拼音 [màichōngfāshēngdiǎn]
脈沖發生點
英文
pulse site-
The crank reference pulse originates from a variable reluctant pickup which senses a projection on the engine's flywheel.
曲柄參考點脈沖信號由一個變磁阻傳感器產生,它從發動機飛輪上的突起感受信號。Using this system will increase the efficiency when excimer laser amplifies ultra - short laser pulse without using any complex multiangular optics system. it is possibly to be a new way to gain high energy, high power, high quality, high efficiency ultra - short uv laser
如果成功,將能充分發揮準分子激光的優點,為產生高功率,高束質的短脈沖激光提供一條簡單、高效率的技術路線和途徑。Based on mono - pulse radar system and the analysis of terrain echoes, a geometrical model of air to ground ranging is constituted. by using the signals received from the sum and difference channels of terrain follow radar, a group of the expressions for terrain echoes are educed and characteristics of these echoes are obtained. according to the characteristics of the echoes, the theory and method of pass zero detection of difference channel and its applications are discussed in detail
針對一維單脈沖雷達體制,分析了地形目標回波特性;建立了地形跟隨雷達空地測距的幾何關系;利用雷達收發信號,導出了地形跟隨雷達和差接收通道的回波信號表達式,進行了波形模擬,得到了地形跟隨雷達的地面散射產生回波在時域中的特性;根據和差回波特性,闡述了差信號過零點檢測測距的原理和方法及工程實踐中的應用,並給出了真實雷達對外輻射試驗的結果,驗證了文中的模擬。The technology of alternating - current - boosting by way of constant current is successfully used to charge capacitors with 25 kilojoules of energy in only eight seconds. rail - gap switch with performances of long life and highly steady state are designed. and the high voltage pulse generator, which can produce low - excursion and fast - rise pulses, are designed by using double trigger circuit and hydro - thyristor as switch
在大功率恆流充電技術上,成功的應用了交流調壓式恆流技術,可以在8s內讓電容器儲存25kj的能量;設計出了長壽命、高穩定的軌道開關;採用氫閘流管做開關,使用雙觸發電路,研製出了低抖動、快前沿的高壓脈沖發生器(點火機) ;採用單片機和pld ,研製出了精度為10ns的延時同步機。Advantages, disadvantages and limits of arm are thoroughly examined using signal processing methods. based on the above, incoherent and coherent two - point - source decoy methods and modified coherent two - point - source decoy methods to deflect arm are brought forward. arm ’ s homing heads are generally of mono - pulse structure, so coherent two - point - source ’ s interference resembles that to mono - pulse radar except that interference to radar belongs to far field scope, but interference to arm varies from far field to near field because relative distance drastically changes between the homing head and the two - point - source with missile ’ s homing head continually approaching the target
Arm的導引頭一般為單脈沖體制,因此,相干兩點源對導引頭的干擾類同於對單脈沖雷達的干擾,不同的是:對雷達的干擾都是遠場,而導引頭隨著導彈不斷接近目標,兩點源與導引頭的相對位置發生劇烈變化,由遠場變化到近場;導引頭天線口面上的合成場也發生了大的變化,相位波前的畸變產生干擾,這就是相干兩點源誘偏的基本思想。Synchronous pulse generating circuit : got by back panel output 1pps 、 1ppm 、 1pph synchronous pulse signal. pulse is photoelectric isolation static idle contact form output
同步脈沖發生電路:通過後面板輸出秒( 1pps ) 、分( 1ppm ) 、時( 1pph )同步脈沖信號。脈沖是光電隔離的靜態空接點形式輸出。The technical characteristics of pulse generating are analyzed, a feasible pulse generating method is given and also the system structure of hardware is presented
本文分析了脈沖發生技術的特點,提出了一套切實可行的脈沖信號的產生方式,並制訂出一套實現脈沖/數據數字波形產生的解決方案。Finally the article introduces a method to seek for im. the circuit which can generate and control strong impulse is presented, those important parts used are also introduced in brief. experimentations prove that this controlled circuit can achieve scheduled function very well
給出了完整的強電流脈沖發生及控制電路,對控制電路中所運用的重點器件作了簡單的介紹,實踐證明,該電路能夠很好地實現充磁退磁的功能。Contactless impulse generator
無觸點脈沖發生器The direct lateral force control is that more than one hundred small jet engines are installed around the missile before the barycenter. by firing up these engines produce impulse propelling force in order to adjust the position of the missile
姿控直接力控制方式是在導彈四周重心前徑向安裝的很多個小型噴流發動機,控制噴流發動機點火,產生脈沖推力,對導彈進行姿態調整。The advantages and development of all - solid - state lasers with the new yb ~ ( 3 + ) - doped rystals are introduced. a brief introduction of the applications of the tunable andemtosecond lasers in the spectroscopy, medicine, communication, military, subtleachining was presented
首先,簡述了ld泵浦的摻yb ~ ( 3 + )全固態激光器的優點和發展現狀,以及可調諧激光器和超短脈沖激光器在光譜學、生物醫學、光信息、軍事和精細加工等眾多領域的廣泛應用。The important part in photoelectric transform circuits is design of driving circuits and signal processing circuits about linear ccd. the time order driving circuit of ccd are designed and debugged with cpld ( complicated programmable logic device ), which make the whole driving circuit ' s volume very small, shorten design period, modify design at any time, and enhance reliability and agility of circuit
在設計過程中,採用了一種復雜可編程邏輯器件( cpld )設計線陣ccd驅動脈沖電路的新方法,只對器件進行重新編程,在不改變任何硬體的情況下,就可以實現驅動器的更新換代,非常適合線陣ccd脈沖產生電路的設計研究,具有高集成度、高可靠性、開發時間短、投資少等優點。In order to investigate the influence of characteristics parameters on detonation wave in a two - phase pulse detonation engine model. the peak detonation pressures and average velocities of two - phase pulsed detonation wave produced by pde model using gasoline as fuel and air as oxidizer under various ignition frequencies and various mixture ratios are measured systematically, and the relations influencing them are analyzed
為了探索氣-液兩相脈沖爆震發動機模型內特徵參數對產生爆震波的影響規律,系統地測試了以汽油為燃料、以空氣為氧化劑的氣-液兩相脈沖爆震發動機模型在不同點火頻率及不同余氣系數下爆震波的峰值壓力以及平均爆震波速,並對其變化進行了分析。In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given
從光路、光學元件的自行設計到理論分析計算,初步建立了一臺實驗系統;採用abcd矩陣法結合collins公式計算了四通式單光柵展寬器的展寬量,並模擬了相關參數對展寬比的影響,對實驗具有指導意義;評價了再生放大器和多通放大器的優缺點,對放大過程中通常忽略的放大自發輻射現象( ase )進行了分析,並提出了相應的解決方法;針對放大過程中出現的增益窄化和增益飽和現象,對輸入種子脈沖提出了一種新的分段頻率調制函數,實現了對增益窄化效應和增益飽和效應的共同抑制;提出了系統的材料(包括放大介質和光路中的普通介質)正是融合高階色散的來源。Dsp56f805 samples the ultrasonic pulse coming back from the target, then measures the distance and shows it on led. tms320vc5509a is accomplished the detecting speed and the main control of the radar system, is 16 fixed dsp with high performance and low power produced by ti company. dsp5509a samples the wave coming from t / r module, then measures the target ’ s speed and send this information to the assistant control chip - p89v51 based on boost c51 core mcs produced by philips company, which controls the lcd
測距雷達系統的控制和信號處理的核心晶元是motorola公司的dsp型16位單片機56f805 ,由它對超聲波回波脈沖進行ad采樣后,計算目標距離並在七段數碼管上顯示。測速雷達系統中信號處理的核心晶元是ti公司的超低功耗、高性能的16位定點dsp ? ? tms320vc5509a ,由它對收發組件輸出的多普勒回波進行采樣,計算出目標運動速度后,送給輔助控制晶元? ?飛利浦公司生產的基於c51內核的增強型單片機p89v51 ,並且在液晶顯示器上顯示速度信息。Combined with the characteristic of the force producers and the different type of the feedback force, it analyzed the magnetoelectric analog force feedback and the magnetoelectric digital pulse force feedback closed - loop plans
在此基礎上,結合力矩發生器結構特點以及閉環反饋力類型,詳細分析了磁電式模擬力反饋閉環方案,磁電式脈沖力反饋閉環方案。We find that it is a 1319nm laser pulse that damage the ccd
實驗發現: 1319nm連續激光器點燃瞬間產生的一個1319nm長脈沖光可以破壞ccd 。So a generator of visible light steady - state surface targets and pulse point targets is developed, which offers targets for studying transient optical transmission effects of flow in high - speed wind tunnel
因此研製了可見光穩態面目標以及脈沖點目標發生器,該系統為在高速風洞中研究高速流場的瞬態光學傳輸效應提供目標。The heart of hvdc link is its control and protect system, and my work is focused on firing - pulse generator an important part in the control and protect system
直流輸電的控制和保護二次系統是國產化的重點,而脈沖發生器是控制和保護系統中的關鍵技術之一。This kind of firing - pulse generator may leads to uncharacteristic harmonics due to unbalance of impedance or ac line voltages, or timing errors in the control system
我的論文工作是設計一個脈沖發生器。本文分析分相觸發方式的缺點:在三相不對稱情況下,會產生非特徵諧波。分享友人