壽命預測 的英文怎麼說

中文拼音 [shòumìngyùcè]
壽命預測 英文
biometrics
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 預測 : calculate; forecast; prognosis; divine; forecasting; foreshadowing; predetermination
  1. First, the theory of fretting wear and studies on fretting fatigue were introduced and the parametric method was used in the process of creating the model of dovetail joints in ug software. the elastic contact problem is analyzed in finite element method ( fem ) and is used to the parameters " distribution and contact stress of the joint are obtained on the base of ansys code. with the effect factor of load frequency, the prediction method of fretting fatigue life of dovetail joint under low and high / low cycle complex load is proposed

    本文介紹了微動損傷的機理和微動疲勞壽命的研究方法；利用ug軟體對燕尾榫聯接結構創建了參數化實體模型；基於ansys軟體平臺求解彈性接觸問題，獲得了榫聯接結構接觸應力及接觸狀態量的分佈；在已有微動疲勞壽命預測模型的基礎上，引入載荷頻率影響因子，對低周、高低周復合載荷作用下的燕尾榫聯接結構進行了微動疲勞壽命的預測，與試驗結果對比表明採用本文提出的方法預測榫聯接結構的微動疲勞壽命是有效的。
  2. Although these methods can meet the end in some extent, they are restrictly applied owing to the inconsideration of the constitution in machine or deficiency of universal fitness

    傳統的剩餘壽命預測方法在一定程度上能夠滿足要求，但是它們或者對設備的組成特點考慮不足，或者缺乏普遍的指導意義，因而應用具有一定的局限性。
  3. In second part, a complete design and implement platform was constructed for sonic fatigue life analysis with the oriented - object programming design technique, as a replacement of nomograph method

    在本文的後半部分，為了代替目前常用的列線圖求解聲疲勞響應方法，著重運用面向對象程序設計技術，完成聲疲勞壽命預測及分析平臺的設計和實現。
  4. Being deficient in sonic fatigue testing and owing to the limitations of nomograph method application to the sonic fatigue life prediction, an analysis software program was designed and worked out in present thesis, based on the research achievement in prediction of sonic fatigue life, which strong function, easy use and great extensive capabilities

    本文針對現階段聲疲勞試驗的不足，以及工程中常用的諾謨圖方法的局限，整理了目前比較成熟的典型蒙皮壁板聲疲勞壽命研究成果，提出設計並編制了一套功能強、易於使用，可擴展性好的聲疲勞壽命預測及分析平臺。
  5. To overcome the shortage, in this paper, the time parametert is introduced into the structural resistance and load model, and it makes the calculation of the dynamic reliability available. 2

    本文在借鑒前人研究成果的基礎上，在結構抗力模型和荷載模型中引入了時間參數t ，提出了一個簡單、實用的動態可靠度計算方法，為後文的可靠性評定，壽命預測奠定了基礎。
  6. Creep life - prediction model was put forward from creep experimental results

    由蠕變數據得到蠕變壽命預測模型。
  7. On the base of thorough analysis of fault characters, the petri net model is introduced and changed into fault petri net ( fpn ) that can be used to settle some critical problems such as complicated faults, degradation competition and one cause with multiple consequence according to the characters of fault evolvement and spreading. in order to predicate the remained life of particular machine under special working conditions, an algorithm was also providcd to analyse the timely characters of the fpn. it is demonstrated that the method provided in this paper can simulate the dynamic evolvement process more appropriate than tranditional methods such as fault tree analysis ( fta ) and can predicate the remained life of the particular machine under special working conditions

    為此，深入分析了機械設備的故障特性，把以描述離散事件動態系統見長的petri網分析技術引入到機械設備剩餘壽命預測領域，並根據故障的演變和傳播特點，將petri網加以改造，提出適用於對機械設備復合故障動態演變歷程進行模擬的「故障petri網」 ，解決了「並發故障」 、 「劣化競爭」和「一因多果」等問題，並給出故障petri網的時間特性分析演算法，用於單機具體工況下的剩餘壽命預測。
  8. 3, analyzing the stress field of the aero - engine case under the given loads, the fatigue life of the case is predicted through the presented fatigue model and the method of " nominal stress "

    用該模型對孔徑為5mm層合板的s ? n曲線進行疲勞壽命預測及試驗驗證。 3 、首次對某型發動機t300 kh - 304復合材料機匣的主鋪層在給定工況下的疲勞壽命進行預測。
  9. Accounting for creep and stress relaxation, a long - term life and low cycle fatigue life prediction method for gas turbine engine hot section is established

    摘要建立了考慮蠕變和應力鬆弛的航空發動機渦輪葉片等高溫構件的持久壽命和低循環疲勞壽命預測方法。
  10. It shows that the damage parameter is more suitable for composite multiaxial fatigue investigation than the traditional strain versus life curve and the predicted fatigue lives have a good agreement with the tested values

    結果表明：與傳統的應力-壽命預測曲?相比較，新的疲勞損傷參量更適合於復合材料的多軸疲勞研究，計算結果與實驗結果吻合較好。
  11. These stud " can be concluded as following : on the basis of the bhw - 35 steel p - s - n curve and its da ' dn growth law the method of low - cycle fatigue life evaluation of 401 t / h boiler was proposed. and a mechanics model was suggested for calculating the stress of internal pressure suffering elbow. with the elbow fatigue test, a method of evaluation the fatigue growth life of pressure suffering elbow is recommended ; and the elementary use of damage mechanics on the fatigue life evaluation of the boiler drum

    本文創新點為：在bhw - 35鋼的p ? s ? n曲線及da / dn擴展規律的試驗研究基礎上，提出了410t / h鍋爐汽包的低周疲勞壽命分析與預測方法；建立了一種橢圓截面變厚度彎管承受內壓時的應力計算力學模型，通過壓力彎管的疲勞試驗，本文推薦其低周疲勞擴展壽命預測方法；將損傷力學應用到鍋爐汽包疲勞壽命預測做了初步的探索。
  12. In the paper, the projectile pushing process on firing is analyzed. the quantitative computational model of the projectile velocity to gun bore wear is built. finally, taking the 120mm gun for example, the relation of projectile velocity to gun bore wear is calculated, the phenomenon of trajectory peak is analyzed

    分析了射擊時彈丸擠進過程，建立了彈丸初速下降量與炮膛內膛磨損量計算模型，並以某火炮為實例計算了該炮彈丸初速下降量與炮膛內膛磨損量之間變化關系，分析了彈道峰現象，為身管壽命預測提供理論依據。
  13. Solder joint fatigue life predictions for csp package under power cycling

    封裝結構焊點的壽命預測分析
  14. Study on tunnel lining service - life prediction

    隧道襯砌結構耐久壽命預測研究
  15. In this paper, research on predicting service life of reinforced concrete component exposed to chloride environment was made : firstly, a finite difference model is developed for predicting the process of chloride penetrating into concrete

    本文對氯離子侵蝕環境下鋼筋混凝土結構耐久壽命預測進行研究，完成以下一些工作：首先，綜合考慮多種因素影響，建立有限差分計算模型。
  16. Based on the current research achievements on durability under chloride environment, probability theory, structural reliability theory, concrete structures theory, neural network theory and structure dynamic theory are employed comprehensively in this dissertation. some problems of durability of reinforced concrete structures under chloride environment were studied through the exploitation of experimental data, the rule of chloride ingress and steel bar corrosion, the performance of corroded member, and residual life prediction. the main issues and results in this dissertation are as follows : 1 、 the probability method for the prediction of durable life based on the stipulated reliability index for concrete structures under chloride environment is presented in this dissertation

    本論文在國內外對氯離子侵蝕環境下混凝土結構耐久性研究成果的基礎上，綜合運用概率理論、結構可靠性理論、混凝土結構理論、神經網路理論、結構動力學理論等基本理論和方法，結合實際檢測數據，按照氯離子侵蝕、鋼筋銹蝕、銹蝕構件性能、銹蝕構件壽命預測的思路對氯離子侵蝕環境下鋼筋混凝土結構耐久壽命預測的有關問題進行了深入系統地研究，完成以下主要研究工作並取得相應成果: 1 、提出了氯離子侵蝕下基於規定可靠指標的混凝土結構耐久壽命的概率計算方法。
  17. This new method can use the limited time, outlay and resource effectively to predict the lifetime of the rlg

    這種壽命預測方法能夠有效的利用有限的時間、經費和資源來進行壽命預測，縮短試驗周期，減少試驗費用。
  18. The useful life of engineering plastics was predicted within the storage period using a polynomial fitting curve method, and its storage life deadline was inspected

    運用多項式擬合曲線方法對輕武器用工程塑料在貯存期內進行壽命預測，考核輕武器用工程塑料的貯存壽命期限。
  19. Furthermore, by integral method, all test data at different aging temperatures can be analyzed as an integration, so the prediction precision of storage life can be increased with the same specimens, or specimens can be saved in the same precision by this method

    而且，固體推進劑貯存壽命整體預測方法能將各個老化溫度下的固體推進劑試驗數據作為一個整體進行統計分析，具有更大的信息量，可以提高壽命預測精度或節省大量試樣。
  20. Evaluation on the operation safety and the remainder life pridiction of boiler b

    801輔助鍋爐安全性評估與剩餘壽命預測
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