脈高分析器 的英文怎麼說

中文拼音 [màigāofēn]
脈高分析器 英文
pulse height analyzer
  • : 脈名詞1. (動脈和靜脈的統稱) arteries and veins2. (脈搏的簡稱) pulse 3. (像血管的組織; 連貫成系統的東西) vein
  • : 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...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  1. Focusing on the tactical index of ew system - bearing accuracy, this article makes deep - through analysis, comparison and study of the theory basis for traditional direction finding method. a 16 - channel monopulse amplitude - comparison direction finding method and new phase - delay estimating method has been proposed to use, through computer ' s analog computation and relative measures in actual engineering practices, the bearing accuracy of traditional method has been increased and the service requirement of the ew weapon system and adaptability of equipment satisfied

    本文圍繞著電子戰武系統的戰術技術指標?測向精度,對傳統的測向方法的理論基礎進行了深入的、比較和研究,提出了採用16通道單沖比幅測向體制和新的相位延時估算方法,通過計算機的模擬摸擬計算,以及在實際的工程實現中採取的相關措施,解決了採用傳統的測向方法提測向精度,滿足電子戰武系統的戰術技術指標要求和裝備的適裝性。
  2. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流動角度出發,提出了一種lcc諧振型恆頻移相單相頻鏈逆變電路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按正弦規律變化,使諧振電壓沖列的幅值追蹤參考正弦電壓信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸出電壓。理論和實驗結果證明對于阻性負載或阻感性負載,移相全橋具有超前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關特性,而低頻逆變的各個開關均實現零電壓條件下的開通與關斷。
  3. During the circuit design, the author analyzed the basic principle of the direct current motor, pwm control, h - bridge power driver, and two control techniques of h - bridge power drive circuit, designed its general structure, so the feasibility of the design is confirmed. then, reference, oscillator, power dmos gate drive circuit ( charge pump, bootstrap ), and dead time generation circuit are designed and analyzed in the sub - circuits. a current - controlled oscillator is presented in this thesis

    在電路設計中,作者介紹了直流電機的工作原理和數學模型、寬調制( pwm )控制原理、 h橋電路基本原理和h橋功率驅動電路的兩種控制模式,設計了驅動電路的總體結構,給出了電路的功能模塊,確定了設計的可行性,然後在子電路模塊中,重點設計了基準源電路、振蕩電路、端功率管柵驅動電路(電荷泵及自舉電路) 、低端功率管柵驅動電路和死區時間產生電路。
  4. The one - dimension effective fpk equation of colored noise serves as our starting point to evaluate the effect of noise color on communication system design. the theory of ber versus input snr per bit is developed and a new procedure to determine the system parameters that influence the minimum ber is proposed. it is shown that the communication system ' s performance is related to the turnable system parameters as well as the noise correlation time

    在指數相關期色噪聲情況下,本文以一維有效色噪聲fpk方程作為研究的出發點,理論了限帶斯色噪聲通道中沖幅值調制數字信號傳輸的誤碼性能,給出了非線性接收的接收性能曲線,充體現了噪聲相關時間的影響。
  5. Analysis of compression characteristics of gaussian signal pulse in semiconductor optical amplifiers by utilizing rectangular control pulse

    矩形控制沖在半導體光放大中對斯信號沖的壓縮效應
  6. This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design

    首先進行了方案論證,對模糊控制演算法和數字pid調節演算法、觸發沖的一般演算法和雙余演算法進行了詳細地研究,提出應用模糊控制和雙余法解決下述問題,即該論文主要的新見解和所完成的工作: ( 1 )為了克服直流電機參數時變性和非線性因素對控制性能的影響,本設計中,雙閉環調速系統的外環採用模糊控制,內環採用pi控制,使系統在一定范圍內對直流電機參數變化和非線性因素影響有自適應能力; ( 2 )針對常規數字觸發演算法中觸發沖的可靠性不,經常出現漏沖或是沖混亂的情況,本文採用雙余法,該演算法具有響應快,可靠性,具有良好的適應性及抗干擾能力; ( 3 )本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元,應用該晶元完成系統的軟硬體設計: ( 4 )本文對系統抗干擾的軟硬體措施進行了重點研究; ( 5 )設計了具有模糊控制的全數字直流傳動系統原理樣機,並進行了試驗驗證,對試驗過程中出現的問題及時解決,最終實驗結果證明設計是可行的。
  7. According to the theory of acousto - optic ( ao ) interaction, the formulas of diffraction loss of two ao q - switches, which acousto - field are perpendicular or parallel one another, the power divider for ensuring two ao q - switch synchronization and effective power driving is designed. the calculation results are satisfied with nd : yag laser experimental results. it is show that two ao q - switches, which acousto - field are perpendicular each other, switch - loss is nearly one times larger than one ao q - switch, one of third larger than the two ao q - switches which acousto - field are parallel

    從理論上對聲光件衍射損耗作了與計算,研究了二維雙聲光件對提衍射損耗效率的影響,在實驗中採用二維雙聲光組合件提聲光件的對nd : yag激光的關斷能力,較之單聲光的關斷能力提了一倍左右,而對于平行雙聲光也提了30左右,並設計了聲光驅動功率以驅動雙聲光件達到同步,消除了激光輸出的多沖現象,提沖列的輸出功率。
  8. A novel current control mode pulse width modulation switched high frequency resonant arc igniting device is developed based on uc3842 and the principle is analyzed

    摘要採用uc3842設計了電流控制型寬調制開關式頻振蕩引弧,並對其工作原理進行了
  9. To realize nolinear excitation controller, it must be improved that the disposal speed of nolinear excitation control " s signal. with analyzing and comparing all kinds of microcomputer excitation controller, a new microcomputer excitation control scheme is offered that is based on dsp controller while the cpld chip is utilized for realizing the function of pulse trigger. it is described in detail that the method of realizing controllable silicon digital logic by verilog hardware describe language and the designed digital pulse trigger " s veracity was validated by digital simulation

    論文進一步針對非線性勵磁控制要求信號處理速度、信息量大的特點,在對目前微機勵磁控制基礎上,提出採用dsp控制晶元作為核心處理的微機勵磁控制的解決方案,運用復雜可編程邏輯件cpld晶元實現可控硅同步沖觸發單元,並簡要說明了verilog硬體描述語言和數字沖形成邏輯的方法,通過電路數字模擬對所設計的數字觸發單元進行了驗證。
  10. Some researches about frequency doubling are made, and two methods to improve intensity of second frequency generation are given. we realized q - switched 532 nm laser, by using nd : gdvo4 as laser crystal, using cr4 + : yag as saturable absorber, using ktp as intra - cavity frequency doubling crystal. average power of 109mw, repetition of 40khz, pulse width of 30ns, pulse energy of 2. 6uj, peak power of 91w are obtained

    4 .對倍頻理論進行研究和:討論兩種提二次諧波功率密度的方一法;實驗匕在國內首次實現ld端面泵浦nd : gdvo4 / ktp ,用cr4 + : yag作為可飽和吸收片的綠光激光,腔內倍頻得到了平均功率為109mw 、重復頻率為40khz 、寬為3ons 、單沖能量為2 . 6閃、峰值功率為glw的調q綠光輸出。
  11. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和,描述了一個基於增量式旋轉編碼的坐標參量採集介面卡的實現,此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備,該設備採用cpld件和vhdl語言實現增量式旋轉編碼沖信號鑒相和計數、信號處理部的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能,同時該設備的驅動程序基於wdm模式,並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面,能夠方便地運行在windows98 / 2000 / xp操作系統平臺上,具有實時性強、工作穩定、通用性較好和性價比等特點。
  12. Transient flow model solution of reverse jet pulse cleaning system in high temperature ceramic filter

    溫陶瓷過濾反向沖過程過濾管瞬態流場
  13. The data acquisition and data flow for various sensor carriers are analyzed systematically, and the calculation models are put forward. the model of quantification of wall - loss defects for in - line inspection with ultrasonic pigs has been established. and inspection data can be pretreated with this model, compressed with dpcm technique and treatd by dsp instruments

    建立了檢測頭數據採集量及數據處理速率模型,首次建立了管道壁缺陷液浸超聲檢測的量化模型;提出採用該模型進行數據預處理后,採用差碼調制技術進行數據壓縮,採用dsp件提數據處理速率。
  14. On the basis of investigation on oscillometric technique for non - invasive blood pressure measurements, and combined the technique with pulse - wave theory, this paper designs a blood pressure and artery stiffness measuring apparatus, which not only can measure blood pressure and heart - beat - rate accurately, but can calculate the measurer ' s arterial stiffness index and vascular compliance. the apparatus provides an effective instrument for doctors to determine the measurer ' s cirrhosis level

    本論文在研究無創血壓測量方法示波法的基礎上,結合搏波理論,設計出一種準確效的血壓與血管硬度測量儀,該儀不僅能夠準確測量出受試者的血壓與心率,還能夠計算出受試者的動彈性指數和臂動順應性,為醫生判斷患者的動硬化程度提供一種有效的檢測手段。
  15. The change of transformer ’ s output voltage with coupling coefficient is analyzed. the calculated formulas for parameters of air - core and part - magnetic - core pulse transformer are deduced based on electromagnetic theory. comparing with past formulas for calculated the parameters of the transformer, this formulas is more accurate to reckon the parameters of transformer

    首先從理論上了提耦合系數對變壓輸出電壓的影響,推導了功率帶繞式空芯和部磁芯沖變壓的電感及耦合系數的計算公式,並與已有的方法進行比較,經實驗驗證,本文推導的方法能夠較準確地計算帶繞式空芯沖變壓的參數。
  16. The main part and key technique of the cpa system is study : the generation of the femtosecond laser pulse is study, the modulation and maintenance of the ti : s laser is learned ; the types of the measurement for ultrashort laser pulse is generalized and the interferometric autocorrelation is expatiated ; the varieties of the stretchers is sum up and aberration - free stretcher is calculated and optimized to improve the stretching ratio ; the pulse selection is analyzed and a single pulse can be selected successful from the pulse train at a repetition rate of 82mhz ; the kinds of the amplifier in cpa system is gathered up, the eight - pass pre - amplifier and a good many effects in it is investigated. finally, the second, third and fourth - order dispersions in cpa system is analyzed systemicly, and the according means for dispersion compensation is worked out

    對cpa系統的主要環節及關鍵技術進行了研究:掌握了鈦寶石激光的調節和維護技術,較深入地研究了飛秒激光沖產生的機理,其中對群速色散、自相位調制、自鎖模等問題進行了詳盡的;總結了超短激光沖的測量技術,重點研究了干涉自相關測量法;在總結展寬類型的基礎上,對無象差展寬進行了理論計算、優化設計,提了展寬倍數;深入論述了沖列的選單問題,熟練掌握了沖選單技術。
  17. The pulse - peek sampling and adc module is able to catch a single and very narrow pulse in order to sample its peek value without being influenced by other pulses or noise. the pulse - peek sampling and adc module can also adapt itself to different rising edge of pulses, so it can scale different types of explorers made by our research institute

    X射線探測定標系統的前端沖峰值採集及其轉換電路能夠實現單個快速沖的捕捉及對不同沖上升沿陡緩的適應,它對不同傳感的放大信號特徵都有很好的適應性,對沖峰值采樣的結果具有很的精度。
  18. According to the mechanism characteristics of the ac motor, with zero - voltage switching technology, the pdm converter mathematical models both the pwm and rectangular wave control mode are given in this paper. and the voltage and current harmonic analysis and the simulation waveforms of the output voltage, current and power are also described respectively

    根據交流電機在恆轉矩區和恆功率區的特性,結合零電壓開關技術,別給出相應的寬調制控制( pwm )方式和方波控制方式下的頻交流沖密度調制變頻的數學模型,電壓和電流的諧波以及輸出電壓、電流和功率的模擬波形。
  19. The dissertation discusses about field multi - channel nuclear data collecting system based on mcu in detail. the data collecting system adopts mcu ( micro - control units ) at89c55 as controlling core, applying high speed and low power adcs ( analog - to - digital converters ) cmos chip max 191 and 320x240 matrix graphic lcd ( liquid crystal display )

    該系統在硬體上以單片機at89c55為控制核心,以速低功耗的a d晶元max191作為多道沖幅度的模數轉換件,以320 240點陣圖形液晶顯示屏作為系統的顯示,根據初步的性能測試,系統已經達到預期的設計目標。
  20. Electronic method ? using a multichannel peak height analyzer determine the center channel of the particle counter pulse response for each standard suspension

    電子校正?使用多通道峰儀,測量出每種標準粒子的粒子計數沖響應的中心通道。
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