諧和點 的英文怎麼說
中文拼音 [xiéhédiǎn]
諧和點
英文
harmonic point-
Abstract : considering the second nearest - neighbor interaction and cubic, quartic anharmonic interactions simultaneously, we employ the multiple scales method combined with a quasidiscreteness approximation to calculate the lattice vibration. it is shown that the kind of nonlinear chain exhibits envelope soliton, envelope kink and envelope antikink soliton. these results can also be used to explain the experimental phenomena that the kink amplitude of the self - localized structure is determined only by the intrinsic properties of its lattices
文摘:同時考慮次近鄰諧振相互作用和三次方、四次方非諧相互作用,利用多重尺度結合準離散近似方法去計算晶格振動行為,發現一維非線性點陣中存在包絡孤子及正扭結型包絡孤子、反扭結型包絡孤子,解釋了自局域結構的幅度只取決于點陣中的固有參數的實驗現象If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g
如果通過激光冷卻能使原子速度降至很小甚至為零,光壓力的作用將使原子被較穩定地囚禁于激光駐波場的節點和反節點處,其穩定程度取決于該處光壓力曲線負斜率的大小、對應勢能的勢阱深度以及動量擴散系數的大小,因此,如何在實驗中合理選擇激光強度、失諧量等顯得尤為關鍵。The fast discrimination between magnetizing in - rush current and fault current is a difficulty in transformer protection presently. to solve this problem, second harmonies restraint and dead angle are used widely in practical application
勵磁涌流的快速鑒別仍然是當前變壓器保護面臨的一個難點,在實際應用中廣泛採用二次諧波制動原理和間斷角原理來鑒別勵磁涌流。In this paper, error sources and the relation between error source and transmission error of harmonic gear drive are deeply analyzed based on its working principle and structure. then synthesize these errors by using stochastic error theory to write out estimative formula that calculate transmission error
本文重點對諧波齒輪傳動的運動精度進行分析研究,從諧波齒輪傳動運動誤差的產生入手,首先對誤差源進行了深入分析,然後對運動誤差進行了分析和綜合。The main features of the apparatus are focus on small volume, light weight, no iron core, no magnetic saturation and no ferreous resonance, moreover, related advantages such as the large range of transient and frequency response, excellent electrical magnetic compatibility, oil - free configuration, reliable insulation structure, are all the trends of current transformer in the future. meanwhile, it should agree with the future power gauge and digital, computer, automatic relay protection. it will meet the demand of digital power network
它具有體積小、重量輕;無鐵芯、不存在磁飽和與鐵磁諧振問題;動態響應范圍大,頻率響應寬;抗電磁干擾性能強;無油化結構、絕緣可靠、價格低等優點;是未來電流互感器發展的方向,是新一代電力數字網發展的需要,適應電力計量和保護數字化、微機化和自動化發展的潮流。Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test
監測儀能夠完成包括三相電壓、三相電流的有效值、功率因數、三相不平衡、電壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分: ( 1 )電路的總體設計和功能; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和電路。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計; ( 4 )系統測試。Homophonic hypertexts are of a function of puns and rhetorically featured with humor, novelty and brevity
諧音超文具有雙關底文的功能,充滿幽默、新異和簡潔的修辭特點。The physical models for those sound synthesis methods can exactly describe musical instruments ' s fundamental and harmonious and inharmonious frequencyies, as well as their nautral sounding process. they can be played like real musical instruments, representing players ' s strength, velocity and pattern, as well as emotion. so, the methods are playing very important roles within the sound synthesis domain currently, with mpeg4 published and improvement of computer ' s computational efficiency
由於它可以精確地描述物體的發聲及其發聲過程,精確地再現樂器的基波、高次諧波、非諧波以及asdr過程,象真實樂器一樣可以表達演奏者的演奏力度、速度、風格和情感,隨著計算機處理速度的提高,尤其是mpeg4技術的公布,這種方法日趨活躍,成為目前樂器模擬、聲音合成的研究熱點。Based on the special load of the contactless system, this paper analyses and contrasts the principle and feature of the series and parallel resonance circuit. design the high frequency full - bridge series resonance converter and make the main circuit apply to the contactless electrical power deliver system and analyses the process of the main circuit in detail
根據無接觸電能傳輸系統特殊的負載特性,詳細分析並對比了並聯和串聯逆變器的工作原理及電路特點,設計出應用於無接觸系統中的高頻全橋串聯諧振逆變器的拓撲結構,進而設計並製作了系統的主電路,詳細的分析了主電路的工作過程。The wing is modeled structurally by vibrational modes, which are used as amplitude of motion by a finite element analysis. conservative full - potential equation and three dimensional unsteady euler equation are used to compute the unsteady transonic flows around airfoil and wings under simple harmonic motion
以給定機翼模態分佈下機翼上各點的模態值作為運動幅值,以三維非定常全位勢方程和三維非定常euler方程為控制方程,求解三維機翼簡諧運動下的非定常氣動力。New designed auto tracing arc eliminating device based on this technique contents more technology, which has sample circuit, wide tuning scope, quick response and low noise. this paper firstly introduces neutral grounding histroy. by analyzing the syntony grounding theory, the transient and stable process of one - phase grounding fault, the threaten to secure run of power system and the importance of exact compensation for capacitive current are cognized
論文中首先介紹了中性點接地方式的發展過程,通過對諧振接地原理和單相接地故障的暫態、穩態分析,認識到接地故障對系統安全運行的危害,通過消弧線圈對接地電容電流的迅速準確補償是減小故障危害的最主要手段。Secondly, based on the syntony frequency and the elasticity mechanics and other correlative professional knowledge, establishes a suit of fsm vibration module system, selects the structure, material and the process and treatment technique of the elastic element in the elastic system of the mirror, analyzes a lot of factors which affect the structure of the rapid controlling reflector and provides the derivation formula
以諧振頻率為出發點,利用彈性力學等相關專業知識,建立一套fsm的振動模塊系統;確立了反射鏡彈性系統中彈性元件的結構、材料的選擇,及加工,熱處理。分析了影響快速控制反射鏡結構的諸多因素,給出其相關推導公式,最後應用solidedge和cosmos軟體對該結構進行了計算機模擬。Wearing a simple black but elegant self - designed evening dress, she chatted with the other guests. her lighthearted comments added a nice touch to the topics at hand and brought happy laughter to those around her. although master tried to mix in with the people and not draw attention to herself, all the singers and other famous members of the arts noticed her and went to greet her
稍後師父被迎至餐桌,身著自己設計的黑色樸素但高雅晚禮服的師父,親切地和在座的貴賓寒暄,她的詼諧畫點睛的話題,帶給四周的人舒暢愉快的笑聲,雖然師父已盡力融合自己在人群中,讓別人不需特別留意到她,但是在座的歌星們及各有名的文藝界人士皆認出是師父,紛紛前來打招呼。2. second harmonic generation in superlattice is derived from the coupled equation of three waves i discusing the relationship between the period of ppln and pumping wavelength. 3. on the theory of optical parametric oscillators, ppln - opo are analyed. theoretical analysises on temperature tuning and period tuning are presented
以光參量振蕩理論為基礎,分析了ppln opo在不同泵浦波段的調諧特性,重點討論了加ln opo的溫度調諧和周期調諧特性以及ppln opo的溫度帶寬周期帶寬,從理論上研究了ppln opo信號光的轉化效率和輸出特性。At first we should construct a suitable green ' s function, which is an essential solution to displacement field for an elastic half space with an arbitrary - shape - canyon impacted by antiplane harmonic line source loading at horizontal surface
首先構造了一個適合解答本文問題的green函數,該函數為含有任意形凹陷的彈性半空間在其水平面上任意一點承受時間諧和的反平面線源荷載作用時位移場的解答。First thing is to use a suitable green " function, which is a essential solution of displacement field for the elastic half space with a half circular lining, which impacted by out - plane harmonic line source loading at horizontal surface
求解該問題的過程中,首先利用一個適合本問題的green函數,該函數為具有半圓環形襯砌的彈性半空間在其水平表面上任意一點承受時間諧和的出平面線源荷載作用時位移場的解答。( 3 ) investigations show that icc shielding layer structures help reduce high frequency loss, enhance q value, and widen frequency application range of ic components
( 2 )設計出低損耗的連接線和i / opad 、高諧振點的集成電感以及高對稱性/高平衡度的集成巴侖。The works in detail are as follows : 1. base on the essential solution for a complete elastic half space impacted by antiplane line source loading at horizontal surface, the essential solution of displacement field for an elastic half space with an arbitrary - shape - canyon impacted by antiplane harmonic line source loading at horizontal surface is constructed by using the method of complex function and conformal mapping
從完整的彈性半空間表面承受線源荷載作用問題的基本解出發,用復變函數的保角映射方法獲得含有任意形凹陷的彈性半空間在其水平面上任意一點承受時間諧和的反平面線源荷載作用時位移場的解答,即本文的green函數。This thesis is devoted to the evolutionary random response problems of linear random systems, and to the response problems of the random duffing system due to harmonic excitations
論文重點研究了線性隨機系統在演變隨機激勵下的響應問題,和初步探索隨機duffing方程在諧和激勵下的一些非線性現象。By contrast with traditional voltage transformer, it has advantages of smaller volume, lighter weight, simpler structure, wider range of frequency, and no resonance. only one can fulfill both functions of measurement and protection
與傳統的電磁式互感器相比,具有體積小,重量輕,結構簡單,傳輸頻帶寬,無諧振點等優點,一個分壓器就能滿足測量和保護的要求。分享友人