相位平衡器 的英文怎麼說

中文拼音 [xiāngwèipínghéng]
相位平衡器 英文
phase balancer
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
  • : Ⅰ名詞1 (秤桿) the graduated arm of a steelyard2 (稱重量的器具) weighing apparatus3 (姓氏) a...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 相位 : phase position; phase
  1. The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail

    首先,在闡述i / q正交調制基本原理的基礎上,通過對誤差矢量和鄰近通道功率泄漏的詳細分析,定性、定量地討論了各種非理想電路因素(如、幅度不、直流偏差等)對調制性能的影響;其次,介紹了鎖環的工作原理和基本組成部分,包括鎖環的設計和環路濾波的設計,特別詳述了電荷泵鎖頻率源;第三,介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後,對整個直接射頻調制系統進行測試,結果基本上達到了課題要求。
  2. The expresson of phase balance among the degenerate amplifier of self - excitation and oscillator

    條件在負反饋放大的自激與振蕩中的表述
  3. A sort of spot dynamic balance test system is developed using singlechip as a core apparatus. it can do single - face and double - face dynamic balance test, present result of unequilibrium and its phase position, can test rotate speed and vibration, can show the time - field and frequency - field picture of gain signal

    本課題是利用單片機作為核心件研製的一套可應用於現場的動測試系統。該系統能完成現場動單面或雙面測試,實時給出不量的大小和。也可單獨測轉速和振動,還能對採集到的振動信號作時域、頻域圖顯示。
  4. In order to solve need badly three - ring type gear reducer ( problems of high vibration, high temperature and short spin arm bearing life in operation, by means of power separation flow, elastic ring equilibrating load, tardy down and assimilation vibration of synchronous belt transmission, and mechanism balance principle, the author designs a new type three - ring type gear reducer with arc tooth synchronous belt transmission, the gear reducer is fully balancing, equilibrating load and reducing vibration and phase difference 180 ( of mass eccentricity

    為解決一般三環減速振動大、溫升高和轉臂軸承使用壽命短等生產中迫切需要解決的問題,依據功率分流、彈性環均載、同步帶緩沖及吸振和機構原理,設計出了一種具有圓弧齒同步帶傳動的完全、均載減振,偏心差為180的新型三環減速
  5. The amplitude and phase balance of the unit mixer is controlled strictly through designing. wideband image rejection is realized in the condition of the fixed if

    通過設計控制單元混頻幅度和,在固定低中頻下,實現了寬帶鏡頻抑制。
  6. In former, image - reject mixer uses phasing to differentiate between two single - balance mixers. it ' s four diode is type of dmk - 2606 by made alphar corporation, module of mixer ' s integrated circuit is simulate by senerade 8. 0 and ads software

    然後介紹了混頻的基本原理,設計了鏡像抑制混頻和上變頻放大電路,鏡像抑制混頻是利用兩個單混頻差對鏡頻進行抑制,其中四個混頻二極體採用alphar公司dmk - 2606型。
  7. ( 3 ). the flattening arithmetic of an edfa was presented based on the inter - correlative function between the gain spectrum function of the edfa and that of the reserve transmission spectrum of the lpfg. for optimal matching between the two spectra, the flattening arithmetic calculates the variation of the resonant amplitude and wavelength of the lpfg

    Iii .提出了一種動態增益均坦演算法,這種演算法的本質就是利用摻鉺光纖放大增益譜函數和新型長周期光纖光柵的透射譜反轉譜函數的關性,給出新型長周期光纖光柵諧振峰幅度和置的調節量,使改變后的新型長周期光纖光柵的反轉譜線能和edfa的增益輸出譜線進行最佳匹配。
  8. This experiment include many contents, in a word, that is summer condition experiment, winter condition experiment > summer - winter transition condition experiment and winter - summer transition condition experiment, furthermore summer condition experiment still include flux changing experiment and winter condition experiment still include thermal balance experiment this article dealt with the data of the test, calculating out energy absorbing ( energy discharging ) of buried pipe in winter condition ( summer condition ), input power of heat pump x heat exchanging of piece buried pipe length x co - efficiency performance ? op ( energy efficiency rate ? er ) and average heat exchanging coefficient ; in additiont this article compares the inlet water temperature and outlet water temperature of underground the first layer and the second layer buried pipe when heat pump was running, the results are that the heat exchanging ability of the second layer buried pipe outgos the first layer buried pipe, and heat exchanging is more stable ; and still analyse earth temperature resuming in the transition season. the results are earth temperature resume fast in the first week when the heat pump runs off

    本文測試內容當多,概括地說就是四個工況的測試,即夏季製冷工況的測試、冬季供熱工況的測試、夏?冬過渡季測試和冬?夏過渡季測試;另外在夏季工況的測試中還進行了變流量測試,在冬季工況的測試中還進行了熱測試。本文對測試數據進行了處理,計算出了冬(夏)季工況埋管吸(放)熱量、熱泵空調供熱量(製冷量) 、熱泵空調輸入功率、埋管單管長換熱量、供熱性能系數(製冷能效比)和均傳熱系數等;另外,還比較了熱泵運行時地下一二層埋管進出水溫度變化情形,得出地下二層埋管換熱能力優于地下一層埋管,且換熱很穩定;並分析了過渡季地下一二層埋管溫度恢復情形,得出熱泵系統停機一周內地溫恢復特別快。
  9. Aiming at the feature of cm interference in power converters, a new approach ? intrinsic dynamic nodes potential balance is proposed. by building node pair with balance potential and making use of the intrinsic stray capacitor of power semiconductor devices, the cm current can be suppressed effectively

    在對共模干擾建模的基礎上,提出了內在動態節點電的思想,其思路是通過在電路內部構造動態電節點對,並利用電路中功率件固有的對地分佈電容使得電路中的共模干擾電流互抵消,從而抑制功率變換的共模emi 。
  10. The resonance network is connected to the gate, then the output and input matching network is designed to satisfy the oscillation criteria. then harmonic balance method is used to analysize and optimize the output power and phase noise. to minimize the load pulling effect a buffer amplifier is designed to isolate the oscillator and the load

    本文在場效應管fet柵極上加上諧振網路(諧振網路是通過cst模擬得到的,它是串聯反饋迴路,介質工作在te01模,對于其後的fet ,它又當於一個帶阻濾波) ,然後設計輸入輸出匹配電路,使電路結構滿足起振條件,之後繼續用諧波法模擬和優化,使振蕩輸出功率合適,噪聲很低。
  11. This paper put forward the realization method of a kind of multi - function general use inverter system which added other functions based on the independent sine wave inverter, it not only can be used as independent inverter power supply but can be used as an in - support mode ups which realize synchronous with the phase of power grid voltage and realize to switch with power grid mutually, it also can realize three phase ac output by the combination of three synchronous inverters, experiment proved it in this way has a stronger ability of resisting three phase unbalance load

    本文提出了一種基於獨立正弦波逆變的功能之上復合其他功能而成的多功能通用逆變電源系統的實現方法,此系統不僅可以作為獨立逆變電源使用,還可以與電網電壓的同步,作為后備式正弦波ups使用,在逆變電源和電網的互切換時能做到對負載無影響,同時還可以由三臺逆變進行組合自同步實現三對稱交流輸出,實驗證明這種方式具有較強的抗三負載的能力。
  12. Considering the nonlinear difference of the gain and phase characteristic in solid state power amplifier ( sspa ), a parallel but imbalanced predistorting adjuster is used and the hardware cost can be reduced

    考慮到固態功率放大( sspa )幅度和非線性特性的差異,該系統採用幅度和調節的射頻預失真結構,降低了硬體成本。
  13. ( 2 ) though a group of transducer laid to beam, it can test horizontal signal and vertical direction signal. so testing the equilibrium amount only need to install workpiece once

    通過懸臂樑上安裝的一組傳感,可同時採集水和垂直兩個方向上的振動信號,實現了一次安裝條件下測出一周不同上的動量。
  14. Then, memory cell array and some parts of peripheral circuits used in sram, for example, sense amplifyier and adderss decoder, are designed and verifyied by simulation. furthermore, some novel methods, such as clocked hierarchical word decoding structure, multi - stage sense amplifyier, common data line and data bus equlibruim technology has been applied in the design of 128kbit and imbit sram. what ' s more, we have studied compiler technology applied in the designing course of a imbit full cmos sram from the pointview of methology

    然後對sram的存儲單元電路以及外圍電路中的靈敏放大和地址譯碼進行了設計和模擬,在此基礎上,以128kb和1mb全cmossram設計為例,從方法學角度對同步sram設計中的帶時鐘分等級字線譯碼,多級靈敏放大和線及總線等技術進行了研究,並給出了應的compiler演算法。
  15. For the 32 phase states, within the frequency band of 60mhz 10mhz, the insertion loss of the phase shifter is lower than 2. 3db, the imbalance of scope is lower than 0. 3db, the phase error is better than 3. 3 degree, the input / output vswr is lower than 1. 7. physical dimension is 40mmx30mmx20mm

    實測結果表明:中頻寬帶五數字移在60mhz 10mhz頻率范圍內, 32個狀態的插入損耗都低於2 . 3db ,幅度不小於0 . 3db ,誤差小於3 . 3度,輸入和輸出電壓駐波比都小於1 . 7 。
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