電流探頭 的英文怎麼說
中文拼音 [diànliútàntóu]
電流探頭
英文
current probe- 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...
- 探 : Ⅰ動詞1 (試圖發現) try to find out; explore; sound 2 (看望) call on; visit; see 3 (向前伸出)...
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
- 探頭 : probe; detector; searching unit
-
The probe ' s linearity, temperature and dynamic characteristics are analyzed base on principal theory of eddy - current displacement sensor, such as the influence of the coil q value to the linearity characteristic, influence of the diameter of coil to the linearity characteristic, influence of coil resistance to the temperature characteristic, influence of the measuring coil to the syntony loop
在介紹渦流位移傳感器的基本理論的基礎上,分析了傳感器探頭線性特性、溫度特性、動態特性的影響因素。從探頭線圈q值對線性特性的影響;探頭直徑對線性的影響;探頭線圈電阻對溫度特性的影響;激勵信號溫度特性的影響:檢測線圈?振迴路動態響應特性等方面分析並提出製作高質量傳感器探頭的改進措施。In the part of the transmitter, the pre - amplifier logarithmic amplifier, temperature complement circuit, anti - disturbing circuit, and v / i circuit, are discussed. the transmitter outputs 4 - 20ma. in the part of the displayer hardware design, the i / v convert circuit and the flame intensity signal processing circuit are introduced
在探頭的設計中,詳細介紹了前置對數放大器電路設計,在對數放大器加入了溫度補償電路和抗干擾電路,以保證測量精度和較大的量程,最後信號經電壓電流的轉換,得到4 - 20ma的標準信號作為探頭的輸出信號,進行遠傳。However, recent years the study of electric eddy - current detection mostly overweights the study of measuring system, and the design of the eddy - current. methods are still equivalent magnetic circuit and equivalent electric circuit model calculation and experiment ' s experience design method
然而,近幾年電渦流測量方法的研究多偏重於測量系統的研究,而對渦流檢測探頭的設計至今仍採用等效磁路、等效電路模型計算同實驗相結合的經驗設計方法。This thesis deals, firstly, with the internal relations among office automation, c - government, c - business and corporation - online, point out that office automation is the basic of e - government, and the latter is the leading - goat of e - business and corporation - online. then it discusses the basic theory, the model, the hierarchical structure and the latest development phases of office automation system ; analyses the theory of workflow technology. meanwhile, the author puts an emphasis upon analyzing the functional demands of government office automation and requirements of system platform, introduces the connotation and development of the information of government affairs of our country, including c - government and government - online, and explains that in information times it is governments to practise government affairs information in order to keep pace with the times
本論文首先揭示了辦公自動化、電子政務、電子商務和企業上網之間的內在聯系,指出辦公自動化是電子政務的基礎,而電子政務化是電子商務和企業上網的領頭羊;接著分析了辦公自動化系統的基礎理論、模型及層次結構、以及辦公自動化技術的發展階段;探討了工作流技術的理論;剖析了機關辦公自動化功能需求及其對系統平臺的要求;對我國政務信息化(包括電子政務與政府上網)的內涵、發展進程作了介紹,論述了政府在信息時代要真正適應時代的需要,必須實行政務電子化;在此基礎上,對祥雲縣政府oa dass系統進行了較為詳細的系統分析與設計,初步描繪了系統的實現情況。The paper synoptically and comprehensively introduces eddy current theory, equivalent circuit, excitation coils, test circuit and application of the eddy - current sensors. a feasible solution of motor core height control based on silicon steel sheet thickness measuring with double eddy - current sensors is presented
論文在系統全面的分析了電渦流傳感器的基本原理、等效電路、激勵線圈、測量電路及應用后,提出將雙探頭測厚系統應用於電機鐵芯疊控制。In order to eliminate the influences caused by temperature, electrode - polarization and autoeciousness - capacitance, the traditional instrument has added complicated circuits so that it cause such shortcomings as big error, time - retardation and a relatively small scope. through the problems caused by 2 - probe electrode and ac current source, a new measuring circuit based on the excitation of bi - directional voltage pulse and the sensor of 4 - probe electrode is proposed, using single - chip to achieve auto - temperature compensation
作者在參閱國內外大量相關參考文獻的基礎上,從電導測試技術的原理性研究出發,分析了採用交流激勵源、兩電導電極為傳感器的傳統電導測試系統所面臨的種種問題,提出並研製了一種基於雙極性脈沖電壓激勵、以四電導電極為探頭、運用單片機進行溫度自動補償的新型電導率測量系統。Based on experimental result of energy dissipation and scour protection for downstream of spillway at yu jian kou power station, this paper discusses the flow characteristics, aerated characteristics of flaring gate pier for low dam pivot, the influence on pressure of dam surface and the result of energy dissipation for flaring gate pier. it is put forward to be an available method to solve the problems of energy dissipation and scour protection for depth of covering strata, poor geologic condition and weakness of resistance to scour capability under reasonable use of flaring gate piers and auxiliary dissipaters. thus, a new method is obtained for release of floodwater and energy dissipation of low dam pivot which are provided with low water head, great unit discharge and low froud coefficient. it may be used for reference for design and test workers
結合魚劍口電站壩下消能防沖試驗研究成果,對低壩樞紐寬尾墩的水流特點、摻氣特性、寬尾墩對大壩泄流能力和壩面壓力的影響以及寬尾墩的消能效果等問題進行了初步探討,提出了合理地使用寬尾墩結合輔助消能設施可有效地解決壩下覆蓋層深,地質條件差,抗沖能力弱的低壩樞紐的消能防沖問題,從而為具有低水頭,大單寬流量,低佛氏數特點的低壩樞紐泄洪消能開辟了一條新途徑,可供有關低壩樞紐設計與試驗工作者借鑒與參考One kind of electromagnetic radiation leakage of computers is conducted emission, with radiation through power wires and signal lines ; the other kind thereof is due to that : magnetic fields produced by signal current of computer processors and displays in equipment may leak through the cable sleeves and be picked up by the current probes clamped on lines, and the signals received may be sent to the specially - made receiver for processing and restoration
計算機電磁波輻射泄漏一類傳導發射,通過電源線和信號線輻射;另一類是由於設備中的計算機處理機、顯示器信號電流產生的磁場可能透過外套泄漏出來,被卡在線上的電流探頭檢拾到。50 mhz current probe, ac dc
50 mhz電流探頭交直流Current probe, ac dc
電流探頭交直流Secondly, methods of improving on probe are investigated in detail : using the electromagnetic shielding effect to decay the direct - coupled magnetic field and using the dual probe to control the energy flow, so as to make the probe to be shorter ; designing 3 - d pick - up coil array to increase detection sensitivity. at last, experiment system is set up to verify the simulation result and the comparing result shows simulation result agrees with experiment result
其次,對改進傳感器性能的幾種方法進行了詳細研究:利用電磁屏蔽效應以衰減在直接路徑上的磁場傳播、採用復式探頭激勵方式以實現能流控制,從而減小傳感器體積,模擬證實這兩種改進方案有效;設計三維周向檢測線圈陣列以提高缺陷檢測靈敏度,模擬結果證實三維探頭的周向靈敏性。These methods have many problems to the design and numerical number analogy of electric wire. electric potential and electric eddy - current detector, such as the wire size, the wire core type ( solid core or twisted line ), the wire core conductivity, the magnetic permittivity and the optimize match of the detector ' s form, are n ' t made an incisive analysis
這種方法對電線電位電渦流透視探頭的設計和數值模擬中的很多問題,如線徑大小,線芯類型(實芯、絞線) ,線芯電導率,磁導率與探頭形狀的優化匹配等問題,還不能透徹分析。Abstract : based on experimental result of energy dissipation and scour protection for downstream of spillway at yu jian kou power station, this paper discusses the flow characteristics, aerated characteristics of flaring gate pier for low dam pivot, the influence on pressure of dam surface and the result of energy dissipation for flaring gate pier. it is put forward to be an available method to solve the problems of energy dissipation and scour protection for depth of covering strata, poor geologic condition and weakness of resistance to scour capability under reasonable use of flaring gate piers and auxiliary dissipaters. thus, a new method is obtained for release of floodwater and energy dissipation of low dam pivot which are provided with low water head, great unit discharge and low froud coefficient. it may be used for reference for design and test workers
文摘:結合魚劍口電站壩下消能防沖試驗研究成果,對低壩樞紐寬尾墩的水流特點、摻氣特性、寬尾墩對大壩泄流能力和壩面壓力的影響以及寬尾墩的消能效果等問題進行了初步探討,提出了合理地使用寬尾墩結合輔助消能設施可有效地解決壩下覆蓋層深,地質條件差,抗沖能力弱的低壩樞紐的消能防沖問題,從而為具有低水頭,大單寬流量,低佛氏數特點的低壩樞紐泄洪消能開辟了一條新途徑,可供有關低壩樞紐設計與試驗工作者借鑒與參考Some methods for overcoming these disadvantages are investigated as follows : first, using shield and magnetic circuit to shorten the sensor length and enhance the signal magnitude ; second, improving the data acquisition system to intensify the capability of fine defect detection ; at last, adopting digital signal processing technology such as homomorphic filter, wavelet transform and error correction to ensure detecting reliability
本文結合有限元模擬和實驗方法,研究了改進遠場渦流技術性能的幾種方法,即:採用電磁屏蔽、磁路進行傳感器優化設計以縮短探頭長度、增大信號強度;改進信號調理電路以提高細微缺陷檢出能力;利用同態濾波、小波變換以及誤差修正等數字信號處理技術確保檢測結果的可靠性。Firstly, a research is carried out to explore and analyze the students " pre - knowledge on several relevant topics including mechanics, thermodynamics, and direct circuit, which indicates that there already exists the understanding of the physics phenomena in students " mind before the physics lessons although their cognitive structures do not accord with the scientific viewpoints
首先,採用調查方法對力學、熱學和直流電路等主題學生相關的先驗認識和理解進行探查和分析,表明了在進行物理課堂教學以前學生頭腦中已存在對物理現象的認識和理解,這些認知結構與科學觀點不相符合。Sharks have a network of special cells that can detect electricity, called electroreceptors, in their heads
鯊魚頭部有個能探測到電流的特殊細胞網狀系統,被稱為電感受器。With these links, it is imperative you place the probe at the first physical point where the circuit enters your network. this ensures that you capture actual traffic on the link before it is terminated in the network dsu / csu
對于這些鏈路,你必須把探頭放在電路進入網路的第一個物理點,這就確保了在網路dsu / csu處結束前捕獲鏈路上實際的流量。分享友人