漏磁端 的英文怎麼說
中文拼音 [lóucíduān]
漏磁端
英文
leakage end-
By starting with the analysis of generator end structure and overheat sources, it is presented that the technical key required to expand the capacity of the unit is to solve the electromagnetic leakage shielding problem. by proceeding with the analysis of the reasons causing the aging of the stator winding bars insulation, the necessity for stator winding bars to adopt class f insulation and relative fixing technological improvement are pointed out so as to extend the service life of the winding bars insulation
從分析發電機端部結構及過熱原因入手，提出了增容的技術要點在於解決端部漏磁屏蔽問題；從發電機線棒絕緣老化原因分析入手，指出為延長定子線棒絕緣使用壽命，線棒主絕緣採用f級的必要性以及相關工藝的改進。I first introduce the importance and the basic situation of the steel tube ends testing ; then explain the flux leakage theory, which is the base of the design of the testing flux leakage system
在本文中首先討論了端頭檢測的研究現狀及其意義，然後研究漏磁檢測的基本原理，這是端頭漏磁檢測系統設計的基礎。Against a prototype which is being produced ， its three dimension end region entity model of stator is established ， and with the aim of simplifying calculation ， the theory of how to simplify entity model is studied ， then the theory is made use of ， and the end region entity model of stator is simplifi - ed ； meshing characteristics of three dimension entity model and shortcomin - gs of end region entity model of stator are studied ， then meshing method of three dimension end region entity model of powerformer stator is studied as well ， and the simplified entity model is meshed with this meshed model ， the distribution of end region magnetic field of stator is analyzed ， and the magnetic field energy and reactance of powerformer end region are calculated and compared with design value because the prototype is being produced ， in this paper ， stator core ， gap and eddy equipment are not taken into consideration ， and this has a little influence on the result ， but through analysis ， the result is proved to be good through the example calculation ， it is known that the method of this paper is useful and through theoretic analysis ， it is proved that end region
針對一臺生產中的樣機，對其建立了定子端部三維實體模型，而且為了達到簡化計算的目的，研究了如何將其簡化的理論，並應用這些理論對樣機定子端部實體模型進行了簡化；研究了三維實體模型的剖分特點和定子端部實體模型存在的缺點，在此基礎之上，研究了對簡化的powerformer定子端部三維實體模型的剖分方法，並且對簡化的實體模型進行了剖分。應用剖分的三維實體模型，用有限元法分析了powerformer定子端部的磁場分佈，計算了端部區域的磁場儲能，並利用磁場儲能計算了powerformer定子端部漏抗，將計算值與設計值進行了比較、分析。由於樣機處在設計生產階段，本文暫時沒有考慮定子鐵心、氣隙和渦流器件對端部磁場的影響，這對分析結果有一定的影響，但是仍然得到較好結果。In this paper ， the design characteristics and development situatution of powerformer are introduced ； the structure of prototype is studied ， and three dimension end region entity model of powerformer stator is established ； the theory of analyzing end region eddy magnetic field of stator by finite element method is studied ； end region magnetic field of stator is analyzed and the numerical value of end region leakage reactance of stator is calculated
本文介紹了powerformer的設計特點和發展現狀；研究了其樣機本體結構，並建立了定子端部三維實體模型；研究了用有限元法分析定子端部渦流磁場的理論基礎；用有限元法分析了定子端部磁場並計算出了定子端部漏抗值。This article mainly discussed the magnetic flux leakage ( mfl ) methods which is suitable for ferromagnetic pipeline end
本文討論了適用於管道端頭的漏磁檢測方法。The relation between the dimensions and performance studied in this paper. the orientation to obtain better performance is given. from the electromagnetic field calculation, it finds out that the flux leakage in the side surface is large. under this direction, a additional magnetic motive force is given against the flux leakage
通過對橫向磁通永磁電機的電磁場分析計算，發現橫向磁通永磁電機轉子端面漏磁通占漏磁通比例很大，在計算結果的指導下採取了在漏磁通磁路中提供一個與漏磁磁勢相反的磁勢的方法來降低漏磁通取得了預期效果。The method of visual testing of the steel tube ends is an unresolved problem in petrol industry, chemical industry, pressure vessel industry and oil and gas transporting project. i discuss the visual method and system of the steel tube ends based on the magnetic flux leakage theory, design a visual testing system of steel tube ends that makes the undetected areas testing of the steel tube ends possible
鋼管端頭可視化檢測一直是石油行業、化工行業、壓力容器行業和油氣高壓遠距離輸送工程著力解決的課題，本文根據漏磁檢測方法對「鋼管端頭可視化檢測方法與系統」做了探討，設計了一個基於漏磁檢測原理的鋼管端頭可視化檢測系統，從而使鋼管端頭的無盲區檢測成為可能。分享友人