測電弧 的英文怎麼說
中文拼音 [cèdiànhú]
測電弧
英文
arcmeasuring method-
Welding consumables - determination of moisture resistance of manual metal arc welding electrodes by measurement of diffusible hydrogen
焊接耗材.通過測量擴散氫方法測定手工電弧焊焊條的抗濕性Standard methods for determination of the diffusible hydrogen content of martensitic, bainitic, and ferritic steel weld metal produced by arc welding
測定馬氏體貝氏體和鐵素體鋼電弧焊接金屬中可擴散氫含量的標準方法Welding consumables - determination of moisture resistance of manual metal arc welding electrodes by measurement of diffusible hydrogen iso 14372 : 2000 ; german version en iso 14372 : 2002
焊料.通過測量可擴散氫測定手工金屬電弧焊電極的抗濕Based on these algorithms, and consider the property of the arc image, we proposed a new multi - stage algorithm. the proposed algorithm involves the class separability criterion in pattern recognition, and double - threshold method and non - maximum suppression proposed in canny operator. we apply this algorithm to the arc image, and get a better result
並在這些演算法的基礎上，基於電弧圖像的特點，提出了一種改進的多階段邊緣檢測演算法，這個演算法中應用到模式識別中的類別可分離判據的理論，並使用了canny演算法所中提出的雙閾值法和非極大值抑制方法等等。We are specialized in producing sets of large - hex high - strength bolts, sets of torshear type high - strength bolts, sets of dacrolon bolts and cheese head studs for arc stud welding
我公司技術力量雄厚，生產設備精良，檢測設備完善，是生產鋼結構用高強度大六角螺栓連接副、扭剪型螺栓連接副、達克羅螺栓連接副和電弧螺柱焊用圓柱頭焊釘的專業公司。Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical
通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出：弧根周圍空氣的熱電離導致了電弧的發展，靜電場力對電弧的發展起到了加速作用，電擊穿僅發生在閃絡最終的跳躍階段；通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧半徑等參數，得到了不同階段電弧（電弧起弧階段、電弧發展階段及完全閃絡）的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減小。Determination for noise emitted by arc welding machines
電弧焊機噪聲測定方法Arc detect and continuity check as additional features
附加電弧偵測及連續接地確認Determination of emission rate of particulate fume in arc welding
電弧焊接中微粒煙塵排放率的測定Standard test method for determining the arc thermal performance value of materials for clothing
測定服裝材料電弧熱性能值的標準試驗方法As the electric power & electronic technology is used widely in low voltage area, the properties of voltage and current in normal working conditions of electrical appliance closely resemble or mimic the un - normal properties created by the arc fault, so it is difficult to distinguish between normal and un - normal cases
隨著電力電子技術在低壓領域的廣泛應用，一些電器正常工作時的電壓電流特性與故障電弧的典型特性相似，給檢測工作帶來了難度。Standard practice for measuring plasma arc gas enthalpy by energy balance
用能量平衡法測量等離子體電弧氣體焓的標準實施規程Abstract : the image of arc zone of flux - cored underwater wet welding was developed with underwater ccd camera system and composed filter technology. the discussion is mainly focused on the theory of edge detection. an image edge detection method based on median filter and grads algorithm was developed to detect the arc burning zone and arc bubble zone efficiently, which laid the foundation for further analysis of underwater wet welding arc mechanism and process control
文摘:通過復合濾光技術和水下ccd攝像系統，採集出了藥芯焊絲水下濕法焊接電弧區域圖像，重點論述了邊緣檢測理論，確定了基於中值濾波和梯度運算元的電弧區域圖像邊緣檢測方法，有效地區分了電弧燃燒區域和電弧氣泡區域，從而為水下濕法焊接電弧的機理分析及水下焊接過程式控制制奠定了基礎。By the test of three - dimensional distribution, form character, rotating frequency and magnetic field intensity of rotating magnetic field, it showed that the magnetic field produced is a highly rotating magnetic field and mainly distribute on welding arc region, rotating frequency and magnetic intensity can be regulated through excitation power source
通過對產生磁場的空間分佈，形態特徵，以及旋轉頻率和場強大小的測試證明該磁場是一個高速旋轉的磁場空間，而且磁場主要集中分佈在焊接電弧區域內，磁場的旋轉頻率和場強大小都可以通過勵磁電源進行良好調節。Much works has been distributed to the development of a vacuum system to simulate the outer space and a measurement system to test the arcjet performance. ignition experiments in various operational modes have been done with argon as propellant. macroscopical working parameters including thrust, mass flow rate, voltage, current, inlet pressure and vacuity are obtained by the test measurement system and actual performance parameters including specific impulse, thrust efficiency, ratio of thrust and power and ratio of power and mass flow are calculated
以氬氣作為推進劑，在不同工況下進行點火實驗，測量獲得了其工作推力、電弧電壓和電流、推進劑流率和弧室壓力等宏觀參數，得到了不同實驗條件下其工作的實際比沖、推力效率、推力/功率比以及比功率等性能參數，分析了推進劑質量流率、電弧功率、電弧加熱發動機電弧室結構尺寸等因素對其性能的影響，為數值模擬研究和實際的低功率電弧加熱發動機優化設計及研製提供了實驗基礎。Covered electrodes for manual arc welding. measuring of the complete coating moisture. test method
手工電弧焊用藥皮焊條.藥皮水總含量的測定方法The active power filter can compensate the harmonic of variety in magnitude and frequency. so we adopt active power filter to restrain harmonic of electric arc furnace, and a new method of detection adaptive electric arc furnace is presented, the result of simulation indicate that the method is proper
而有源濾波器能對大小和頻率都變化的諧波進行實時補償，所以本文研究了將有源濾波器用於電弧爐系統諧波抑制的方法，並提山了一種針對電弧爐系統的諧波檢測方法。Non - destructive testing of steel tubes - part 10 : radiographic testing of the weld seam of automatic fusion arc welded steel tubes for the detection of imperfections
鋼管的無損檢驗.第10部分:檢測缺陷用自動電弧焊鋼管焊縫的x射線照相檢驗Standard test method for determination of metallic impurities in uranium metal or compounds by dc - arc emission spectroscopy
用直流電弧發射光譜分析法測定鈾金屬或化合物中金屬雜質的標準試驗方法Health and safety in welding and allied processes - laboratory method for sampling fume and gases generated by arc welding - part 1 : determination of emission rate and sampling for analysis of particulate fume
焊接和相關工藝的衛生與安全.電弧焊產生的煙塵和氣體取樣的試驗室方法.第1部分:顆粒煙塵排放率的測定和顆粒煙塵分析用取樣分享友人