load spectrum 中文意思是什麼

load spectrum 解釋
載荷譜
  • load : n 1 裝載,擔子;負擔;工作(負荷)量。2 (車船等的)裝載量;一馱,一車,一飛機。3 【電、機】(機...
  • spectrum : n. (pl. -tra )1. 【物理學】譜,光譜;波譜;能譜,質譜。2. 【無線電】射頻頻譜;無線電(信號)頻譜。3. 【心理學】(眼睛的)余像;殘像。4. 〈轉義〉范圍,幅度;(連續的)系列。
  1. The test must work in a specify rotation spectrum, temperature spectrum and load spectrum to analogize the reality condition

    實驗器要在一定的載荷譜、溫度譜、轉速譜條件下工作,模擬軸承的實際工況。
  2. However, the efficiency of pwm at light load is low and the filter design of pfm is rather difficult due to the random characteristic of the frequency spectrum distribution

    採用相應調制方式的ic品種繁多,各有千秋。但pwm在輕載時效率較低,而pfm由於頻譜分佈隨機,不利於后續濾波器的設計。
  3. The tested results showed that the collecting ring could be used for the dynamic stress test successfully and the experimental data would be used for determining load spectrum and analyzing fatigue life of spoke plate

    結果表明,動態測試過程穩定,所設計和製造的集流環完全滿足試驗要求,測試數據可以用於結構載荷譜的編制和疲勞壽命分析。
  4. According to the characteristics of the load on the canopy, the method for measuring the load on the canopy with a pressure sensor is presented, and then the flight measurement of the load spectrum of the canopy is realized for the first time

    根據實測活動艙蓋載荷曲線特點,提出了任務類型劃分方法,建立了活動艙蓋載荷譜數據統計方法和載荷譜編制方法,並依此編制出k8飛機活動艙蓋載荷譜。
  5. After analysis of the parameters of the devices, a conclusion is achieved that we can directly use the parameters of the dampers instead of devices to design the buildings in the common situation. then a one - freedom modal is used to compare the differences of performance between these two dampers under harmonic load. finally, three buildings, which are installed with viscoelastic dampers, viscous dampers and no dampers respectively, are analyzed using finite element method, time history method and response spectrum method, and the result is the same as that of harmonic analysis

    如果支撐剛度較小,應採用本文推倒的公式計算阻尼裝置的性能參數;利用單質點模型進行阻尼結構在簡諧荷載作用下的性能分析,並比較了粘彈性與粘滯阻尼結構在振動控制方面的性能差異;最後利用數值方法分別對未安裝阻尼裝置結構,安裝了粘彈和粘滯阻尼裝置的三種結構進行了反應譜和時程分析,得到了與理論分析一致的結果。
  6. On the basis of the study of traffic features of heavy - load vehicles, the vehicle weight data and the axle - load spectrum of different vehicles were collected for some typical heavy - duty roads in china, and according to the features of heavy - loading pavement, deficiency of the former load - figure are analyzed and new figures which are suitable for heavy - load pavements are put forward. meanwhile, based on the research of the cement concrete fatigue equation and the damage mechanism of asphalt pavement under heavy - load vehicles, axle load conversion equations fitting for heavy - load cement concrete pavement and asphalt pavement are established respectively by further analysis. in addition, design indices, traffic and material parameters and structural combination for heavy - load pavements are discussed in this paper as well

    本課題針對重載道路路面設計中所存在的問題,從重載交通特性出發,收集分析了國內幾條重載道路的交通及軸載組成情況,根據重載交通的特點,分析原有荷載圖式的不足,提出了適合於重載瀝青、重載水泥混凝土路面的荷載圖式;同時,在重載水泥混凝土路面疲勞方程及重載瀝青路面破壞機理研究的基礎上,通過對重載路面軸載換算公式的進一步研究,分別提出了適合於重載水泥及重載瀝青路面的軸載換算公式;此外,本文還對重載水泥、重載瀝青路面的設計指標、交通參數、材料參數及結構組合等方面進行探討,系統地提出了重載路面的設計方法,並使之有效地運用到工程實踐中。
  7. Based on axle load spectrum, a method to calculate the maximum design load of asphalt pavements was first studied according to reliability theory

    並根據軸載譜,提出了按可靠度理論計算瀝青路面最大設計荷載的方法。
  8. In the system, the low voltage power line is the first signal tunnel without any other relay equipments between customer terminal and substation collector, public telephone line serves as the second signal tunnel between substation and management center computer. as a breakthrough of conventional concept of electricity meter, this thesis initiate a new concept, namely, intelligent power customer terminal ( shortly, customer terminal ), which is developed with spread spectrum plc communication functional and possesses many advanced functions, such as, in addition to electric energy acquisition, guarding against electricity pilfering, preventing wrong connection, protecting malfunction, remote communication ( for example, remote power supply or halt, remote configuration of electricity meter, remote load control, etc ), and so on

    本文首先系統地總結了目前國內外低壓電力網數據傳輸技術的研究現狀和存在的問題,在此基礎上,從理論上論證了在低壓電網上應用擴頻載波數據通信技術的可行性和優越性,並重點論述了擴頻載波技術抗電力線噪聲干擾的機埋;本文提出了一個新穎的基於低壓電力線擴頻載波通信技術的集中遠抄系統的總體方案,即由用戶終端、集中器和電能管理系統所組成的網路系統,其中,用戶終端到配變集中器用低壓電力線作為通道,中間無需其他硬體中繼設備,集中器到電能管理系統用公用電話網作為通道。
  9. Finally the wind - induced dynamic responses of suspension cables are discussed and a typical numerical example is presented. in this dynamic analysis the fluctuating wind - load function modeled from a certain wind speed spectrum is taken as the dynamic loading

    最後進行了懸索的風振響應分析,採用了由脈動風速譜模擬得到的脈動風荷載,並對一典型懸索在不同脈動風譜下的振動響應進行了實例計算。
  10. Sdudy on annealing character of fatigue life gage and load spectrum calculation by its electrical resistance change response

    疲勞壽命計退火特性及電阻變化推算載荷譜的研究
  11. Morever, the author studys the method of incremental dynamic analysis and apply this method to the seismic performance of structures. in the static pushover analysis, basic concepts and different application methods of the static nonlinear pushover analysis are summarized, some key problems of the static nonlinear pushover analysis are improved, that is, the instantaneous adaptive lateral load pattern is gained by the internal force of the structure and the target displacement is obtained by combining the capacity spectrum method with the code response spectrum

    在非線性靜力分析中,綜合闡述了pushover分析的理論基礎和不同的具體應用方法,並在pushover方法的關鍵問題荷載分佈模式和目標位移的確定上提出新的方法,即由結構受力反推得到的瞬時的適應性的荷載分佈模式和結合中國抗震規范反應譜的能力譜法確定目標位移的方法。
  12. In chapter 2, the fatigue mechanism of automobile half shaft is studied ; and intensified coefficient model based on fatigue failure theory and programmed load spectrum technology is also provided

    第二章研究汽車驅動橋半軸疲勞破壞機理,在零件疲勞損傷理論和程序載荷譜處理技術基礎之上給出路面強化系數模型。
  13. Data treatment expert system for median stochastic load - spectrum

    中值隨機載荷譜數據處理專家系統
  14. The test for simulating load spectrum of bridge was done, comparison of the infered load spectrum by means of the electrical resistance changes of two fatigue life gage with the simulated load spectrum showed reasonably good agreement

    進行了模擬橋梁荷載譜加載試驗,用雙疲勞壽命計電阻變化所推算荷載譜和模擬荷載譜基本一致,證明了方法的可行性。
  15. Before the development of the system, the article describes the above - mentioned aspects, as the bases of the system development. the article emphasizes related auto - controlling technologies : open - 100p and close - 100p, and control mode of negative - feedback, the scatter and quantization of the simulate signal, the conception of a / d and d / a conversion and code / encode, the basic sampling principles of the simulate signal. the article introduces the operation method and process of the system by means of the load spectrum

    文章對相關的理論進行了陳述,以作為系統開發的理論依據,重點闡述了自動控制系統中包括開環閉環在內的幾大主要控制模式,以及有關的負反饋控制方式,模擬信號的離散與量化,模數轉換、數模轉換、編碼譯碼的概念,及模擬信號采樣的基本原理? ?采樣定理,並以載荷譜法為例,簡述了所研究的系統將要採取的工作方式及工作過程。
  16. A sharc - based data acquisition and analysis system for load spectrum

    的載荷譜數據採集與分析系統
  17. Based on the experiment investigation, the law varying with wind directions of three dimensional wind load spectrum and its mechanism are analyzed, and some conclusions are obtained

    得到三維風荷載譜隨風向角的變化規律及其產生機理,進而做出了若干結論。
  18. The result of study shows that there are rather big effects on the statistics of load spectrum of gear by considering the load distribution among gear teeth, and lowered the result of prediction on bending fatigue life of gear

    研究結果表明,考慮齒間載荷分佈對齒輪載荷譜的統計特徵有較大影響,並降低了齒輪的彎曲疲勞壽命預測結果。
  19. The content includes the study on the fatigue performance of the plexiglas, the compiling of the load spectrum of the canopy, the study on the evaluation of the fatigue life of the canopy glass, the study on the allowable limit of the scratch on the canopy glass and the study on the analysis method of the dynamic response of the bird impact on the aircraft windshield

    所涉及的內容包括:有機玻璃疲勞性能研究、活動艙蓋載荷譜編制、座艙玻璃疲勞壽命估算方法研究、座艙玻璃劃傷故障容限研究、飛機風擋鳥撞動響應分析方法研究等。根據活動艙蓋載荷特性,提出用壓力傳感器測量活動艙蓋載荷的方法,並首次實現了活動艙蓋載荷譜飛行測量。
  20. Based on the speciality of load spectrum of bridge, a new method to infer load spectrum of bridge with two fatigue life gage installed on the same strain multiplier was proposed, substantive progress in the fatigue damage calculation applied to the bridge with fatigue life gage

    針對橋梁荷載譜特性,提出基於同一倍增器上雙疲勞壽命計的橋梁荷載譜推測方法,為基於疲勞壽命計的橋梁疲勞損傷計算,邁出了關鍵一步。
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