高頻振動器 的英文怎麼說

中文拼音 [gāobīnzhèndòngqì]
高頻振動器 英文
high frequency vibrator
  • 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...
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 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
  • 高頻 : high frequency
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  1. In the next place, by studying the change of the resonant frequency of the whole system, this paper designs the circuit to track the resonant frequency of the system by cd4046 mainly. at the same time, in order to improve the efficiency and get better dynamic capability of the converter, we choose pll and fuzzy control after comparing the pll circuit, fuzzy circuit and pll ? fuzzy control circuit. in the end, this paper brings forward the control blue print to realize the drive control circuit of the high frequency converter, using the dsp chip as the key part to realize four routes of pwm drive pulses with dead band of the control system

    其次，通過對整個系統諧振頻率變化的分析和研究，設計了以鎖相環cd4046為核心的鎖相環控制電路，同時，在綜合比較鎖相環控制、模糊控制以及模糊控制和鎖相環復合控制三種控制演算法的基礎上，進行了系統模擬，得出採用復合控制可使跟蹤電路既具有鎖相環路較好的穩態性能，又擁有模糊控制較好的動態性能，系統魯棒性能好，同時也提高了逆變器的效率。
  2. Production and processing equipment : bearing production equipment, the ball processing equipment, bearing cleaning equipment, packaging equipment bearings, needle roller processing equipment, light jewelry processing equipment, spherical roller processing equipment, rough processing equipment, double - end grinders, spindle, wheel oilstone and other grinding materials, heat production, high - precision coordinates grinder, and outside grinder, seal marking machine, profilometry, contour dynamic analysis, hardness needle - sorting machine, a round instrument, processing tester, processing meter, dynamic vibration and noise analysis, vibration, noise testing device raceway ultra - precision instrument, roughness measuring instrument, the finish detector, sorting machine, converters and bearing products preservatives, lubricants, cleaning agents, such as processing raw materials

    生產及加工設備：軸承生產設備球加工設備軸承清洗設備軸承包裝設備滾針加工設備光飾加工設備球面滾子加工設備毛坯加工設備雙端面磨床電主軸砂輪油石和其他研磨材料熱處理生產高精度坐標磨床內外圓磨床印子打標機輪廓測量儀輪廓動態分析儀硬度針分選機圓度儀加工測試儀加工測量儀振動噪聲動態分析儀震動噪聲測試裝置滾道超精儀粗糙度測量儀光潔度檢測儀分選機變頻器及軸承產品防腐劑潤滑劑清洗劑加工原材料等。
  3. The transducer made by this research not only has the feature of measuring high precision and good currency, but also the mini volume and light weight, convenience to take, it is suitable for the scale and analysis of ulf absolute vibratory signal in production

    根據這種方案研製的傳感器系統不僅測量精度高、通用性好，而且體積小重量輕，攜帶方便，適合在生產現場對超低頻絕對振動信號進行測量與分析。
  4. 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高頻鏈逆變電路拓撲，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，使諧振電壓脈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。理論分析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，而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。
  5. Based on the geophone vibration formula, this paper presents the affective factors to the seismic data from high resolution geophone arrays and its main property specifications, such as natural frequency, damping coefficient, sensitivity, harmonic distortion, and alias

    為此，從檢波器的振動方程出發，對高解析度地震檢波器性能指標（如自頻率、阻尼系數、靈敏度、諧波失真、假頻等）以及檢波器組合的連接方式對地震資料品質的影響進行了分析。
  6. Bearings roller bearings and other components. bearing ring precision rolling production line ; a high - precision, super efficient grinding automatic production line ; bearing assembly line ; signal processing equipment ; blank processing equipment ; crowning roller grinder ; end - grinder ; coordinate precision grinder ;, cylindrical grinder ; surface grinder ; spherical roller processing equipment ; raceway grinder ; heat treatment ; needle processing equipment ; polishing processing equipment ; roller - seiki ; rolling auto - sorting machine parts bearing hardness sorting machine bearing cleaning equipment ; contact angle measuring instrument ; contour meter ; bearing life experimental device ; bearing packaging equipment ; roundness instrument ; dynamic vibration noise analyzer ; noise vibration test equipment ; printing machine measuring instrument ; roughness tester ; scanning electron microscope ; finish detector ; inverter ; spindle, wheel, whetstone and other grinding materials

    軸承套圈精密輾擴生產線高精高效磨超自動生產線軸承自動裝配線球加工設備毛坯加工設備凸度滾子磨床雙端面磨床高精度坐標磨床內外圓磨床平面磨床球面滾子加工設備溝道磨床熱處理生產滾針加工設備光飾加工設備滾道超精機滾動體自動分選機軸承零件硬度選別機軸承清洗設備角接觸測量儀輪廓測量儀軸承壽命實驗裝置軸承包裝設備圓度儀振動噪音動態分析儀振動噪音測試裝置印字機加工測量儀粗糙度測試儀掃描電子顯微鏡光潔度檢測儀變頻器電主軸砂輪油石和其他研磨材料
  7. This screen makes use of a motor to drive directly with an eccentric block vibration exciter for easy adjustment of vibration force

    該篩機採用電動機直接傳動，偏心塊激振器可方便調整激振力。該篩面具有特有的二次高頻振動使物料不易粘在篩網上。
  8. To effectively change pitch on a valved brass instrument, two things come into play : the pressing of valves to effectively change the length of the tubing, and the player ' s lip aperture or " embouchure " setting, which determines the frequency of the pulsed air or vibrations into the instrument

    要在按鍵樂器上改變音高，有兩個方法能夠辦到：一、壓下按鍵改變管子的長度，二、演奏者所吹出的氣流改變嘴唇的振動頻率。
  9. The system introduces 991 ultra - low frequency pick up, and takes the vibration signal as the simulation input of practical measurement, which makes the s ystem can measure the ultra - low frequency vibration of long, large, tall and flexible structures and the low frequency vibration of engineering and site

    系統引入991型超低頻拾振器，將其拾取的振動信號作為本系統實際應用測試中模擬輸入，使系統可對長大高柔結構的超低頻振動和一般工程及場地的低頻振動進行測量。
  10. Electron gun is the foremost parts of twt, it can produce electron beam with a certain shape and current, in order to guarantee the reliability and security of work, it ’ s design have to meet to the requirement not only of electric parameter, but also all kinds of subsidiary characteristics such as filament pyrogenation efficiency, warm up time, shape size, pole space capacitance and the ability to be able to bear the press and all kinds of rigorous run conditions such as high temperature, high humidity, low air pressure, strong vibration and great strike

    由於行波管的大功率和高頻率等特性，目前還沒有任何其他的器件可以代替。行波管是應用高頻電磁場與電子注進行互作用的機理進行工作的，而電子槍是行波管中產生電子注並使它成型的基本部件，電子槍的結構設計決定了槍體自身必須具有良好的抗振可靠性，否則結構發生共振或振動位移過量，就會導致行波管的失效。因此對行波管電子槍的研究具有非常重要的意義。
  11. These chip inductors provide maximum protection features for solder reflow, welding and come with precise formed caps of high temperature acrylic for perfect co - centering and vacuum pickup. they have excellent solderability and are able to withstand pull - up force, mechanical shock and pressure. available in sizes of 0402, 0603, 0805, 1008, 1206, 1210, our chip inductors have wide inductance range for virtually all broadband and rf applications

    臺達電子提供全系列之被動元件，包括0402 0603 0805 1008 1206與1210系列，可應用於行動電話基地臺寬頻通訊無線電話個人數位助理pda呼叫器搖控器電視機上盒數據機電壓控制振蕩器與高頻模組等。
  12. Theoretical analysis and simulation experiment showed that this kind of controller can improve the dynamic characteristic of the positioning table with a short setting time, little overshoot and a fast dynamic response, and can also restrain disturbance and high frequency vibration

    理論分析和模擬實驗證明，該控制器能較好地改善此類平臺的動態特性，具有調節時間短、無超調和動態響應準確快速等優點，並能夠有效提高系統的杭干擾和高頻振動能力，所得結論對此類平臺控制器的設計具有一定指導意義。
  13. The production of high frequency quartz crystals, which are used in audio - visual, telecoms and pc devices, commenced last september. monthly production capacity has now topped 3 million pieces which is half of the full design capacity

    高頻石英諧振器廣泛應用於影音、電訊及電腦產品上。集團新設立的高頻率石英振動器生產線于去年九月投產，現時每月產量已逾三百萬只，達生產線設計產能五成。
  14. At last, the comparative experiment is taken on in the condition of low - frequency, middle - frequency and high - frequency comparatively, tests including the pressing - degree of this machine, running - velocity, vibrate character and productivity. the result of experiment is the basement for parameters optimization and improvement of th e machine

    最後，對試驗樣機在低頻、中頻和高頻振動沖擊作用下進行了如下幾方面的對比試驗：壓實度、工作速度及振動性能測試，並進行了生產率計算，為機器參數優化和改進提供了依據。
  15. Finally, the technique of vibration suppression is discussed. the passive isolation that is simple is adopted for high frequency part and the effort of high frequency suppression is obvious. the bandwidth adaptive that doesn ’ t need new plants is adopted for low frequency part and simulation results indicate that the scheme is valid for the suppression of bit error rate increasing produced by satellite platform vibration

    最後對振動的抑制方法進行了研究，對高頻振動採用被動隔離方式，該方法操作簡單，對高頻振動抑制效果顯著;對低頻振動採用了自適應帶寬抑制方式，該方法無需添加新器件，對抑制低頻振動帶來的誤碼率增加作用明顯，並進行了模擬驗證。
  16. Abstract : since piezoelectric resonant filter can not effectively prohibit higher - frequency harmonic, the mechanism of this problem has been discussed by means of a specific example which shows that there exists lots of undesirable resonant frequencies of piezoelectric that would let pass undesirable signals. to solve this problem ， an ameliorated electrostatic mechanical resonant filter is proposed and a specific case is demonstrated. the example of electrostatic resonant micro - bridge asserts that by adjusting the gap of exciting capacitance the higher - frequency vibrating model of micro - bridge cannot be excited based on orthogonal character of intrinsic vibrating shape of micro - bridge, so that this kind of resonant filter can effectively filter out undesirable higher - frequency harmonic

    文摘:提出壓電諧振濾波器不能很好地濾除高頻諧波的問題，結合一個具體例子理論推導了壓電諧振濾波器存在許多干擾諧振頻率，從而不能有效濾除一些特定頻率的干擾信號.為了解決這個問題，提出一種改進型的靜電激勵諧振濾波器.為了說明其可行性，具體分析了改進型雙端固支微梁靜電激勵諧振濾波器，理論推導證實基於雙端固支微梁的各階振型正交的原理，通過適當調整激振電容的間距，雙端固支微梁的高階振動模態受到很好的抑制，因此這種諧振濾波器可以有效阻止濾波器中心頻率的高頻諧波的通過
  17. Since piezoelectric resonant filter can not effectively prohibit higher - frequency harmonic, the mechanism of this problem has been discussed by means of a specific example which shows that there exists lots of undesirable resonant frequencies of piezoelectric that would let pass undesirable signals. to solve this problem ， an ameliorated electrostatic mechanical resonant filter is proposed and a specific case is demonstrated. the example of electrostatic resonant micro - bridge asserts that by adjusting the gap of exciting capacitance the higher - frequency vibrating model of micro - bridge cannot be excited based on orthogonal character of intrinsic vibrating shape of micro - bridge, so that this kind of resonant filter can effectively filter out undesirable higher - frequency harmonic

    提出壓電諧振濾波器不能很好地濾除高頻諧波的問題，結合一個具體例子理論推導了壓電諧振濾波器存在許多干擾諧振頻率，從而不能有效濾除一些特定頻率的干擾信號.為了解決這個問題，提出一種改進型的靜電激勵諧振濾波器.為了說明其可行性，具體分析了改進型雙端固支微梁靜電激勵諧振濾波器，理論推導證實基於雙端固支微梁的各階振型正交的原理，通過適當調整激振電容的間距，雙端固支微梁的高階振動模態受到很好的抑制，因此這種諧振濾波器可以有效阻止濾波器中心頻率的高頻諧波的通過
  18. In order to solve this problem, this research adopts the electrical self - regulation circuit in series, on the basis of the unchanged of transfer function of electromagnetism rate transducer, extend frequency bandwidth of the transducer, improving its capability. after the self - regulation, the transducer has high passing feature and inferior lower lever cut - off frequency ( below 1 hz )

    為了解決普通電磁式速度傳感器不能檢測超低頻振動信號的問題，本研究採用了一種串聯式電子補償電路，在保持電磁式速度傳感器的傳遞函數性質（高通）不變的前提下，拓展了傳感器的頻寬，改善了傳感器的性能。
  19. Results show that the bionic flying can be more easily realized when the scaling sizes are decreased, thus making high flapping frequency motion by the resonance, and meeting the power needs of the flapping wing for the electrostatic, the electromagnetic and piezoelectric actuators

    分析結果表明，當尺寸減小時，仿生飛行更容易實現：通過共振能實現高頻運動，微靜電、電磁和壓電驅動器都能滿足撲翼系統功率需求。
  20. 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。
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