阻尼波 的英文怎麼說
中文拼音 [zǔníbō]
阻尼波
英文
damped wave-
Attractor for weakly damped nonlinear wave in anharmonic crystal
非諧晶體中弱阻尼非線性波吸引子Unique existence and blowup characteristics of global solution for initial boundary value of a class of nonlinear wave equation of fourth order
一類具有非線性邊界阻尼和源項的非線性波動方程的解的漸近性The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed
較好地解決多阻尼比反應譜擬合問題;本文方法通過一次運行就能獲得一組具有集系特性的地震動,在擬合多阻尼比反應譜的人造地震波集系的模擬方面有傳統方法所不能比擬的優勢,產生的人造波或人造波集系可滿足工程抗震設計需要;在遺傳演算法中,交叉概率和變異概率是影響收斂速度的重要參數,本文採用的改進自適應交叉概率和變異概率,可以根據當前樣本的好壞程度來自動地選擇適當的交叉概率和變異概率,以保證演算法始終以較好的速度向pareto最優解集逼近。As a result, the electromagnetic field intensity is changed accordingly and fluctuating current in the damper coil is created. damping force is mostly produced because of the phase difference between fluctuating current and displacement of rotor. the formulas of fluctuating current and damping coefficient are deduced theoretically, and the calculated results are consistent with the experimental results
通過分析發現電磁阻尼器線圈內由於轉子渦動時變化的磁場而產生的波動電流與轉子位移間的相位差是產生阻尼的主要原因,推導了波動電流、阻尼系數的計算公式,並通過實驗展示了被動式電磁阻尼器的阻尼效應。Study on damp mechanism of eddy acceleration geophone
渦流檢波器阻尼機理研究Different algorithms were compared in the numerical simulation and model experiment of concrete velocity inversion the results showed that, compared with the least - square solutions and the damped least - square solutions, the damped and natural weighted least - square solutions reflected the inner defections of the tested object more reliably and exactly due to the usage of correct priori information, which benefited the suppression of noises and made the iterations of inverse stable and convergent
結果表明,相對于最小二乘法和阻尼最小二乘法,基於自然權的加權阻尼最小二乘演算法,由於利用了正確的先驗信息,不但使反演過程收斂,而且具有數值穩定、抗噪能力強的優點,其成像結果能真實有效地反映對象內部缺陷,因此更適用於混凝土的超聲波速度反演。5. the writer made three computation programs for wave force, added mass and added damping, tlp ' s kinetic respondence
5 .編制了三套程序,可分別用於波浪力、附加質量與附加阻尼、 tlp的動力響應計算。A new damping estimation method, the secant line method, was presented, that is based on the distance of neighbor peaks and valley of oscillation
摘要提出利用相鄰波峰和波谷之間距離估計阻尼比的割線方法。3. the acoustic wave impedance coefficient is recovered from the incomplete data of the far field pattern
對于系數反問題進行了研究,利用遠場模式的不完全數據反演聲波阻尼系數。The influences of potential damping, nonlinear viscous damping, wave heights and wave frequencies in regular beam waves on the safe basin were investigated
分析了非線性橫搖方程中勢流阻尼、非線性阻尼以及在橫向規則波作用下波高和頻率對安全池的影響。Study on parameters measurement for constant acceleration overdamped - geophones
加速度過阻尼地震檢波器測量的研究Get the damping coefficient of each sample, and use it to reflect the resistance which wave energy suffers inside of breakwater 7
6 、得出各個樣本的阻尼系數,並用其反映波能在堤心內傳播所受的阻力。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。The development and disappearance of the acoustic oscillations are influenced by the nozzle throat size and open - time of the plug
計算結果表明,這些影響包括了聲振的強度、阻尼和頻率,發動機點火后噴管喉部尺寸和堵蓋打開的時間影響到振蕩波的發展和消失。There is nearly no research on using active control method to reduce ship structural vibration stirred by slamming. this thesis studied theoretically on active cable and active tuned mass damper which were designed on the base of lqr theory. then the thesis studied concretely on the validity of active cable by an example
本論文對船舶結構波浪砰擊響應的主動控制方法進行了研究,主要對基於線性二次型最優控制原理設計出來的主動纜作動器和主動式調諧阻尼器兩種控制器做了理論原理和作動器構成上的探討,並進一步研究了主動纜作動器運用於船舶因波浪砰擊引起的結構振動控制的有效性。Uniqueness and existence of solutions and energy estimates for semilinear damping wave eqation
半線性阻尼波動方程解的存在唯一性及其能量衰減估計Transversally damped wave
橫向阻尼波Longitudinally damped wave
縱向阻尼波135 the decrease in intensity due to absorption is called damping and a wave whose intensity decreases for this reason is called a damped wave
由於被吸收而強度減低叫做阻尼,而由於這一原因其強度減小的波叫做阻尼波。In this paper the local existence of solutions for a class of strongly damped wave equations is considered, and the global existence and blow - up of solutions based on the potential well theory is studied
摘要討論一類強阻尼波方程解的局部存在性,並利用勢井理論研究解的整體存在性和爆破性。分享友人