測磁法 的英文怎麼說
中文拼音 [cècífǎ]
測磁法
英文
magnetometry-
Some studies on control modes of the system, especially on a dc, pm, brushless and sensor - less motor driven systems. a method of rotor position identification without sensors has been developed. using a microchip to increate system efficiency, anti - disturbing ability and reliability of pwm modulation
研究了適于直流、無刷、永磁、無位置傳感器電機轉子位置的檢測方法;採用單片機實現了該種電機的運行控制,提高了系統在pwm調制時位置檢測換相控制過程的抗干擾能力。Being a method of time - domain electrical magnetic surveying, the transient electromagnetic method ( tem ) can transmit first pulse electromagnetic field to underground making use of loop or electrical source and receive secondary induction field during of the pulse intermission
瞬變電磁法是一種時間域電磁測量方法,是利用不接地回線或接地線源向地下發送一次脈沖磁場,在一次脈沖磁場的間歇期間,採用不接地線圈接收感應二次磁場。The tests demonstrate the effectiveness of this filter on both synthetic data and practical data that are obtained in the area of low latitude of south china sea
在我國南海低磁緯度地區實測磁異常的計算解釋中,應用該化極方法,取得了良好的效果。Magnetoelectricity gear method is a general torsional oscillation measurement method. it has disadvantages on less measure point and improved - needed dynamic characteristic. in the paper a new method of measuring torsional oscillation of the turbine - generator shaft was proposed on the basis of high speed ccd ( charge coupled device ) photography
現行的扭振測量方法以磁電式齒輪測量法為主,這種方法存在測點少,動態特性有待提高的缺點,就此本文提出了一種基於高速ccd ( chargecoupleddevice )攝像技術的汽輪發電機組軸系扭振測量的新方法。Among the five kinds of nde ways ( rt, ut, et, pt, mt ), ultrasonic testing technology develops very fast because of its merits such as good orientation, strong penetration ability, higher energy and no harm to human health
在五大常規無損檢測方法中(射線、超聲、渦流、滲透、磁粉) ,超聲波無損檢測因其方向性好、穿透能力強、能量高以及對人體無害等優點而得到了迅速發展。Determination of oil content in oilseeds by nuclear magnetic resonance method
油籽含油量核磁共振測定法Analyzing the limitation of method to observe the stator flux linkage of traditional dtc, indicated the key approach to achieve improvement for dtc preferment is to observe the flux linkage accurately
深入研究了傳統dtc控制採用的定子磁鏈觀測方法的局限性,提出實現高性能的dtc控制的關鍵環節是實現對電機磁鏈的準確觀測。Applied research on instant - change electric magnetic method applied to probe water bearing zone under floor of mine roadway
瞬變電磁法在巷道底板含水層探測中的應用研究Based on an analysis of the major factors affecting the quality of data obtained in aeroelectromagnetic survey, this paper has put forward zero horizontal drift correction methods such as field value standardization and phase check and correction, studied and developed a suite of techniques suited to data - processing and graphical representation for aeroelectromagnetic method
摘要在分析探討影響航空電磁測量數據質理主要因素的基礎上,提出了場值標定,相位校驗改正等零水平漂移改正方法,研究開發了一套適合航空電磁法數據處理與圖示的方法技術。In order to utilize the magnetic anomaly information obtained by high - precision aeromagnetic survey more effectively, this paper, based on the reliable proof of the existence of weak magnetic anomalies in middle and high mountain areas and combined with characteristics of middle and high mountain areas, has advanced an improved nonlinear filtering method and described its effect in practical application
為了更有效地利用高精度航空磁法測量得到的磁異常信息,在充分論證中高山區弱磁異常存在的可靠性基礎上,結合中高山地區特點,提出了改進的非線性濾波方法,並給出其實際應用效果。By analyzing the relative documents in this domain, we summarize the theory about the method and the technology of application of detecting weak magnetism, and deal the instrument en the civil and the oversea, by means of detailed research, from the society requirement at the present, using the theory of fluxgate, the technology of fluxgate transducer and the new methods and the new components and through careful calculation in theory and the experimental debugging, we develop the supervision book system of the library, thus extend the scope of the application of weak magnetic field measurement
通過分析國內外大量的相關文獻,從理論上對弱磁場的檢測方法與應用技術進行了總結和歸納,並且對目前國內外弱磁檢測的儀器也做了相關論述,通過對磁通門技術較詳細的研究,並從目前的社會需求出發,採用磁通門理論,應用磁通門傳感器技術,運用新的方法與元器件,經過洋細的理論計算與實驗調試,研製了可以應用於圖書館圖書監測的系統,從而擴展了弱磁測量技術的應用范圍。Three kinds of common methods ( called as tuning and magnifying method, short circuit method, apparent coercive field strength method ) for fluxgate magnetometer signal detecting and their advantages and disadvantages are described in this paper
本文還介紹了三種常用的磁通門磁力儀信號檢測方法:調諧放大檢測、短路偶合檢測和視矯頑場強度檢測方法,並分析了各種方法的優缺點。Fatigue crack detection based on electromagnetic testing
基於電磁檢測原理的疲勞裂紋檢測方法This paper puts forward a method of fast, handy, no - destructive and effective testing which can be used to test the strength and geometrical dimension of subgrade abamurus using the method of earthquake wave velocity and gpr ( ground penetrating radar ). this method can be used to definite the dimension and strength of abamurus by determining some physical parameters ( such as elastic wave velocity and electromagnetic wave velocity etc, ) and by the correlation of these physical parameters with mortar flag stones
本論文提出使用地震波速法和地質雷達法檢測路基擋墻的強度和幾何尺寸,是一種快速、簡便、無損、有效的檢測方法。此方法通過測定某些適當的物理量(如:彈性波速度、電磁波速度等) ,並通過這些物理量與漿砌片石的相關性,確定墻體的尺寸、強度等性能。Thickness measurement and detection for magnetic materials using magnetic leakage flux method
漏磁法測量導磁材料的厚度及缺陷Analysis of the effect by using tem detecting water filled gob area in no. 2 mine, yangquan mine group
瞬變電磁法在陽泉二礦探測積水采空區效果分析Superconductivity - ac loss measurements - magnetometer methods for hysteresis loss in cu nb - ti multifilamentary composites
超導性.交流電損耗測量. cu nb - ti多絲復合超導體磁滯損耗的磁強計測量法Superconductivity - part 13 : ac loss measurements ; magnetometer methods for hysteresis loss in cu nb - ti multifilamentary composites
超導性.第13部分:交流電損耗測量. cu nb - ti多芯復合超導體磁滯損耗的磁強計測量法Rotor position estimation of permanent - magnet syachronous motor at zero - speed and low - speed
零速和低速下永磁同步電機轉子位置估測方法Study on detection method of early signal in tem
瞬變電磁勘探中早期信號的檢測方法研究分享友人