The thesis describes signal disposal method and draw method of overflow pile frequency distributing.
分析了減速器疲勞機(jī)理和常見的疲勞破壞形式 ,基于邁納 (Miner)損傷累積理論原理 ,論述了疲勞試驗(yàn)中循環(huán)應(yīng)力的應(yīng)力級及循環(huán)次數(shù)的影響 ,從晶粒滑移的微觀角度分析了損傷累積理論 ,提出了輸送機(jī)減速器疲勞試驗(yàn)方法 ,并且結(jié)合實(shí)際對信號處理作了描述 ,在減速器疲勞試驗(yàn)中選擇直觀的頻次分布圖作為信號處理的表現(xiàn)形式 ,推導(dǎo)了分布圖的繪制方
After pretreatment and statistic analysis,the fatigue load spectrum is compiled through level cross counting and standardized treating according to the standard accumulation frequency distributing,which provides reliable data for estimating the fatigue lifetime,laboratory experiment,and finite element analysis of the motorcycle frame.
測定了可靠性耐久試驗(yàn)道路面載荷樣本,經(jīng)預(yù)處理并對測得信號進(jìn)行了統(tǒng)計(jì)分析,采用穿級計(jì)數(shù)法,根據(jù)標(biāo)準(zhǔn)累積頻次分布,并經(jīng)規(guī)格化整理,編制了摩托車車架關(guān)鍵部位的疲勞載荷譜,為摩托車車架的疲勞壽命估計(jì)、室內(nèi)模擬試驗(yàn)和有限元分析提供了必要的載荷數(shù)據(jù)。
And the quadratic time-frequency distribution as a precise time-frequency analysis method is tried to deal with the blasting vibration signals.
作為一種嚴(yán)格的時(shí)頻分析方法,論文嘗試?yán)枚涡蜁r(shí)頻分布來進(jìn)行爆破振動信號的時(shí)頻聯(lián)合分析;通過幾種二次型時(shí)頻分布的對比分析,認(rèn)為CWD在具有較強(qiáng)的時(shí)頻聚集性的同時(shí)又較好的對交叉項(xiàng)進(jìn)行了抑制,適合于進(jìn)行爆破振動信號的時(shí)頻分析。
The Application of Frequency-rank Distribution in R&D Resources Management;
等級-頻次分布在R&D資源管理中的應(yīng)用
The Six Sigma Black Belt should be able to compute the mean and standard deviation from a grouped frequency distribution.
西格瑪黑帶應(yīng)能從一組頻次分布數(shù)據(jù)計(jì)算出均值和標(biāo)準(zhǔn)偏差。
The number of measurements in an interval of a frequency distribution.
頻率分布一次頻率分布的區(qū)間內(nèi)計(jì)算的數(shù)量
Quadratic Time-Frequency Distribution Based Speech Signal Classification and Verification;
基于二次時(shí)頻分布的語音信號分類與驗(yàn)證
A New Method for Power Quality Disturbance Detection Based on Rearranged Bilinear Time-Frequency Distribution
一種基于重排二次型時(shí)頻分布的電能質(zhì)量檢測新方法
sediment-size frequency distribution
沉積物粒度頻率分布
histogram frequency distribution diagram
柱狀圖解頻率分布圖
Polya frequency distribution of order two
波利亞二階頻率分布
Time-frequency analysis on Wigner-Ville distribution of seismic signal based on time-frequency rearrangement
基于時(shí)頻重排的地震信號Wigner-Ville分布時(shí)頻分析
Optimization and Coordination of UF/UVLS Placement and Multi-step Load Shedding
低頻低壓切負(fù)荷布點(diǎn)及輪次的優(yōu)化與協(xié)調(diào)
The frequency distribution of characteristic value of the male cones and pollen is abnomal.
杉木雄球花及花粉特征值頻率分布為偏態(tài)分布。
Influence of temperature rise distribution in second harmonic generation crystal on intensity distributions of output second harmonic wave
二倍頻晶體溫升分布對輸出光場分布的影響
Research on Scalable Distribution Video Coding System
可分級分布式視頻編解碼系統(tǒng)的研究
Wigner-Ville distribution with empirical mode decomposition.
基于經(jīng)驗(yàn)?zāi)B(tài)分解的Wigner-Ville時(shí)頻分布
Robust Multi-view Distributed Video Coding for Video Sensor Networks
視頻傳感網(wǎng)中魯棒多視角分布式視頻編碼
Application of Distributed Video Coding in Error-Resilient Video Transmission
分布式視頻編碼在容錯(cuò)視頻傳輸中的應(yīng)用
Instantaneous Frequency Estimation Based on Adaptive Time-Frequency Distribution
基于自適應(yīng)時(shí)頻分布的瞬時(shí)頻率估計(jì)算法
Parameter Estimation of Frequency-Hopping Signals Based on Generalized Rectangular Time-Frequency Distribution
基于廣義矩形時(shí)頻分布的跳頻信號參數(shù)估計(jì)