電流測定 的英文怎麼說
中文拼音 [diànliúcèdìng]
電流測定
英文
amperometric determination- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
- 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
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Measuring of leakage current
漏電電流測定The author has finished the following several jobs in core of the centre : 1 ) the active compensation method based on bang - bang control was put forward to realize the wide range current transformer. the method converts the complex statement space to i / o description by the two - stage current transformer. with the compensation method, the accuracy of 0. 2 grade current transformer can be improved to less than the 0. 1 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating
圍繞這一工作核心,作者完成了以下幾項工作: ( 1 )以實現寬量程電流互感器為目標,提出了基於bang - bang控制的有源補償方法,採用雙級電流互感器,將復雜的狀態控制分量轉化為偏差控制,該方法結構簡單,調試方便,有源補償器輸出電流小,可以將0 . 2級的電流互感器經過補償后提高到一次電流從額定值的2變化到120時,測量誤差不超過一次電流額定值100時準確度為0 . 1級的測量標準。Adjustable speed electrical power drive systems - part 6 : guide for determination of types of load duty and corresponding current ratings
可調速電力驅動系統.第6部分:負載類型和相應電流額定值的測定指南According to more effect, when the hore component is placed in a gradient field, at the same time the direction of the current is perpendicular to the direction of the voltage, then between the two parallel side face come out the hore voltage. when hore component is set in this kind of uni - gradient magnetic field and the electric current is unchanged, the voltage output of hore component will be proportional to the position of the hore component in the magnetic field. so we can use the hore component to measure the movement of hore component against magnetic field
根據霍爾效應可知,置於磁場中的霍爾元件若電流方向與磁場方向垂直,則在霍爾元件垂直於磁場和電流方向的兩個側面將產生電勢,將霍爾元件置於強度隨空間位置線性變化的磁場中,且控制電流恆定,輸出就正比于霍爾元件處于磁場中的位置,因此可以用霍爾元件來測量磁場與霍爾元件間的相對位移量。General rules for methods of potentiometric, amperometric, coulometric, and karl fischer titrations
電位測定法電流測定法庫侖測定法和卡爾.費歇爾滴定法的一般規則High - frequency and high - current measurement device
高頻大電流測定裝置The paper mainly consists of three parts : the theoretical parts include the summarization of meridian research, and the research about the characteristic of low impedance on meridian and acupoints. the second part focuses on the design of the testing instrument, which comprises hardware design and software design. detector collects the reflected information which is stimulated by micro - current on meridian and acupoints, then the signals are transacted by micro - controller and meridian arithmetic, finally the health status report is displayed on screen and can be printed
主要工作分為三個部分,第一部分是經絡研究綜述與經穴皮膚電阻抗特性;第二部分為儀器系統設計,包括硬體設計和軟體設計,實現對採集人體穴位經電流測試(給一定的電流刺激)所反射出來的信息,經微控制器和中醫經穴演算法的處理后,在屏幕上顯示或列印出被測者的健康狀況。Railway applications - fixed installations - d. c. switchgear - measurement, control and protection devices for specific use in d. c. traction systems - isolating current transducers and other current measuring devices
鐵路設施.固定設備.直流開關裝置.直流牽引系統專用測量控制和保護設備.絕緣電流傳感器和其他電流測量設備Sodium chloride for industrial use. determination of calcium and magnesium amperometric method
工業用氯化鈉.鈣和鎂的測定.電流測定方法Explosives for civil uses - detonators and relays - part 17 : determination of no fire current of electric detonators
民用爆炸物.雷管和和傳爆管.第17部分:電雷管的非點火電流測定Electric cables - calculations for the current ratings - cable current rating using the finite elements method
電纜.電流額定值的計算.用有限元法測定電纜的電流額定值With the compensator, the accuracy of an 2 grade current transformers can be improved to less than the 0. 2 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating
在實驗中將準確度為2級的電流互感器經過補償以後一次電流從額定值的5變化到120時,電流互感器的測量誤差不超過一次電流額定值100時準確度為0 . 2級的測量標準。Standard practice for determining the impedance of absolute eddy - current probes
專用旋流探針電阻測定的標準實施規程Test method for measuring resistivity of semiconductor silicon or sheet resistance of semiconductor films with a noncontact eddy - current gage
半導體矽片電阻率及硅薄膜薄層電阻測定非接觸渦流法Guide for synthetic fault testing of ac high - voltage circuit breakers rated on a symmetrical current basis
按平衡電流標定的交流高壓斷路器的綜合故障檢測指南For the convenience of test, varied circuit chip defects caused by the production process are abstracted as all kinds of models. at present the commonly used fault models mainly consist of stuck - at fault, stuck - open fault, bridge fault, store fault, delay fault, etc. testing methods based on voltage testing mainly aim at stuck - at fault model and have also obtained satisfactory result in research for many years. bridge fault is tested easily by quiescent power supply current ( iddq ) testing method. in regard to stuck - open fault that is difficult to testd by quiescent power supply current ( iddq ) and voltage testing, it can is tested by the dynamic current ( iddt ) testing
為了便於測試,我們將生產過程中集成電路出現的多種多樣的缺陷抽象為各種模型。目前常用的故障模型主要有:固定故障,開路故障,橋接故障,存儲故障,時滯故障等。電壓測試主要針對固定型故障模型,多年的研究也取得了令人滿意的結果; cmos電路中的橋接故障則宜用穩態電流測試方法( iddq )測試;對于電壓和穩態電流難以測試的開路故障,可以使用瞬態電流測試( iddt )的方法進行測試。The feasibility and effectiveness of the iddt testing are both validated by experiments. at last, transistor bridging faults are simulated based on iddq testing and gate bridging faults and stuck - at faults based on voltage testing through detaching a pattern pair into two independent patterns
最後,把一個輸入向量對看成兩個獨立的向量,分別採用穩態電流測試方法和電壓測試方法模擬橋接故障的晶體管級故障和橋接故障的門級故障及固定故障。In this paper an fault simulator for iddt testing is presented, which can detect concurrently the multi - faults. due to the subtle error among equipment manufacturing, the gate delays of circuits are not the same but range within limits. which induces the uncertainty of the waveform transforming time
本文從故障激活的條件入手,利用五值邏輯,對瞬態電流測試中的延時變化進行波形分析和波形計算,採用並發模擬演算法,編程實現了一個iddt測試的故障模擬器。實際電路中由於製造工藝的限制,邏輯門的延時並不相同,而是在一定范圍內變化,引起波形變化的時間不確定。Unique tool for all service technicians. makes current measurement at the power cable of any load component possible for simple and quick recognition of operating status
該儀器是提供全能電氣服務的技術人員的唯一選擇。可對功率電纜的任何可能負載元件進行電流測量,簡單快速確定其運行狀態。Alkaline zinc - manganese battery is widely used all over the world it has good performance of storage , low cost , stable discharge and convenience of carrying the sealing of the battery is a crucial factor to the performance of the battery due to the disadvantages of present sealants , leakage of electrolyte often happens what ’ s more , the sealing capability affects the performance of the battery the way to raise the sealing capability is to search for a good additive , which can improve the sealing capability through adding according to chemical principles , this article picks out ptfe and nylon66 as additive adding ptfe or nylon66 into the pitch can improve the sealing capability of the pitch at the same time , the temperature , the time , the amount of addictive , the way to drop temperature and the time of churning all should be considered by testing the constitutions , softening point , moving degree and length of needle of various pitch samples , we can compare the properties of different sealants can be studied by using of x - ray, the constitutions of the pitch can be indicated which can help us to explain these changes this article includes : testing the constitutions , soften point , moving viscosity and needle penetration of various pitches ; raising the sealing capability by adding ptfe nylon66 into the pitches ; testing the constitutions , soften point , moving viscosity and needle penetration of raised samples ; analyzing and discussing the basic principles of this method it is showed that soften point , moving viscosity and needle penetration of pitches are increased by adding ptfe nylon66 and the discharge time , initial voltage , capacity of battery with pitch raised by nylon66 are good and get to the requirement of gb t7 1 1 2 in a11 the method proposed in this article is available in practical industry use
通過測定改進瀝青的軟化點、運動粘度和針入度等指標參數來比較不同的添加劑及不同的添加條件對瀝青封口性能的影響。本論文的主要研究結果為:系統測試了多種瀝青樣品的組成、軟化點、運動粘度、針入度;對市售瀝青分別添加聚四氟乙烯乳液、有機硅樹脂和尼龍66進行改進,制備了改進產品;對改進瀝青的組成、軟化點、運動粘度、針入度進行了測試和比較;使用改進瀝青組裝成電池並對電池進行恆電流放電測試、短路電流測試和電池漏氣、漏液性能的測試;對瀝青改進的原理進行了分析和討論。實驗結果表明:在瀝青中添加尼龍66和聚四氟乙烯乳液對瀝青的封口性能有明顯的提高;通過對工藝條件的不斷改進,目前的工藝條件已完全可以用於實際生產操作;以添加尼龍66改進的瀝青為封口劑組裝成的電池完全滿足堿錳電池生產的需要,且電池電容量、短路電流等指標均達到gb t7112標準要求;本文提出的改進方案,通過驗證是一種效果好、實用性強的方法。分享友人