magnetic fatigue 中文意思是什麼
magnetic fatigue
解釋
磁力疲勞-
The aim of the paper is that providing evaluation evidences to find early the place and degree of fatigue accumulation damage through researching the relation between fatigue accumulation damage and magnetic memory effect based on stationary wave
本文的目標是通過基於駐波疲勞累積損傷與磁記憶效應關系的研究，為早期發現這類構件的疲勞累積損傷部位及其嚴重程度提供評價依據。 -
Fiber reinforced plastic rebar ( frp ) is a new composite, which is composed of fiber acting as reinforced material, synthetic resin acting as matrix, and some adequate auxiliaries, and is formed through a pultrusion process and necessary surface process. it has a high strength to weight ratio, excellent non - corrosive characteristic, fatigue - resistant characteristic, strong designability and magnetic neutrality, so it can be used in the applications with special performance requirements or where reinforcing bars are subjected to severe chemical attack
纖維增強塑料筋是以纖維為增強材料，以合成樹脂為基體材料，並摻入適量輔助劑，經拉擠成型技術和必要的表面處理所形成的一種新型復合材料，具有比強度高、耐腐蝕性能好、可設計性強、抗疲勞性能好、耐電磁等獨特優點。 -
The patient with neurasthenic such as fatigue, slackness, weakness, and sleep disorder can use far infrared magnetic bedclothing, which features several advantages : thermal effect of far infrared helps to relieve the pain and tranquilize you. the far infrared magnetic mattress has a good effect in adjusting the functions of vegetable nerve and nerve system, improving the anxiety, and tranquilizing you. the far infrared textile is able to improve the microcirculation of blood, activate the tissue cells, and strengthen the metabolism in an effort to eliminate the fatigue
可以，對于疲勞無力，虛弱感及睡眠障礙為主的神經衰弱，用遠紅外磁療寢具具有幾大好處： a遠紅外的溫熱效應，有利於鎮痛安眠作用b遠紅外磁療床墊對于調節植物神經系統功能和神經系統，改善焦慮狀態，鎮痛安神都有良好的效果c遠紅外紡織品可以改善微循環，活化組織細胞，加強代謝產物的排出，對消除疲勞有很好的作用。 -
The fatigue accumulation damage of the component has something to do with its model, different model causes different damage speed on the component which will show different magnetic memory characters. the paper build the mathematics model of wave shape of orders con - wave and accumulation damage distribution on several boundary conditions, combining theory deducing, simulation analysis and experiment validation, deducing the relation among fatigue accumulation damage degree, damage speed and magnetic memory characteristic parameters
振動構件疲勞累積損傷與振型有關，不同振型引起的損傷速率不同，具有不同的磁記憶特徵。本文將理論推導、模擬分析和實驗驗證相結合，建立多種邊界條件下的各階諧波波形與累積損傷分佈的數學模型，推導疲勞累積損傷度、損傷速率與磁記憶特徵參量的關系，並利用模擬試驗系統驗證和完善，實現利用磁記憶方法對這類累積損傷構件進行早期診斷的目的。 -
Through the wire rope fatigue test, for the first time this dissertation investigated the law of the axial mfl changes of wire rope. the results showed the axial magnetic permeability of the reciprocating and rectilinear part of wire rope gradually increases and its distribution tends evenness. but that of the glide wheel bending part gradually decreases and its distribution tends to unevenness
通過鋼絲繩的疲勞實驗，本文首次研究了鋼絲繩彎曲疲勞歷程中周向漏磁通的變化規律，發現鋼絲繩的直線往復段軸向磁導率逐漸增加，且分佈趨向均勻一致，而位於滑輪彎曲段鋼絲繩軸向磁導率逐漸減小，分佈趨向不均勻。 -
Abstract : in this article, the optimization of surface crack detection of speed reducer gear was made using fuzzy set theory, the result show that the rotation magnetic field is the best way of surface crack detection and lots of extending surface fatigue cracks were found in practice
文摘:採用模糊集的貼近度計算對齒輪表面探傷方法進行了優化選擇，表明旋轉磁場探傷是齒輪表面探傷的最佳方法，在實用中檢測出大量的正在延伸擴展的表面疲勞裂紋。 -
Combined with the research project of the advanced performance of wire rope in the port cranes, a key technological problem of the ministry of communications, this dissertation investigated the stress - effect on the magnetic flux leakage ( mfl ) of wire ropes and the law of the mfl signal changes during wire rope fatigue testing by experiments and modern signal processing methods based on the ferromagnetic theory, being aimed at the present problems of current wire rope testing technology. the characteristic parameters and quantitative descriptive specifications for wire rope defective signal were analyzed in detail. this dissertation present a novel method of quantitatively evaluating locate faults ( lf )
本文結合交通部重點科技項目「港口起重機鋼絲繩傳動件的高性能技術研究」 ，針對當前鋼絲繩電磁檢測技術中所存在的問題，以鐵磁學為理論基礎，以試驗和現代數字信號處理技術為手段，對鋼絲繩漏磁信號的應力效應、鋼絲繩疲勞損傷歷程中的漏磁信號變化規律做了深入的研究，對鋼絲繩缺陷信號的特徵參數和缺陷的定量描述指標做了詳細的分析，提出了一種局部缺陷的定量逼近方法。 -
Study results indicate that the magnetic memory effect is accumulated in the course of the fatigue accumulation damage, we can detect the fatigue damage of oscillatory component in the service forepart with magnetic memory characteristics of oscillatory components
研究表明，振動構件疲勞累積損傷過程中伴隨有磁記憶效應的累積，利用振動構件的磁記憶特徵可以早期發現其疲勞損傷。 -
We have analyzed the effect of geomagnetic field and testing environment of fatigue specimen magnetic memory testing signals and the changes of specimen from integer to parting on the basis of the mechanism of magnetism effect
摘要根據磁效應機理，分析了地磁場和檢測環境對疲勞試件磁記憶檢測結果的影響，以及試件斷裂前後磁記憶檢測信號的變化。
分享友人