波形測試功能 的英文怎麼說
中文拼音 [bōxíngcèshìgōngnéng]
波形測試功能
英文
waveform measurement function- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 試 : 名詞(古代占卜用的器具) astrolabe
- 功 : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
- 能 : 能名詞(姓氏) a surname
- 波形 : [物理學] wave form; shape; wave pattern; wave profile
- 測試 : test; testing; checkout; measurement
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The function of ppi ( programmable parallel interface chip ) 8255 is realized through emulating the key waves and testing a chip
通過波形模擬、下載晶元的測試,完成了計算機可編程并行接晶元8255的功能。First, this paper gives a method, which is utilized by baseband system according to wcdma system capability requirements, using asic + dsp to realize raker, using dsp + dsp to realize symbol process. the hardware structure of asic + dsp and dsp + dsp is designed from the whole design view. then, the discussion is made of the main function module of ic2001 and dsp, hi module, dsp peripherals on chip such as hpi, edma and emif
文章首先結合wcdma系統性能要求提出了基帶系統所採用的方案,由asic + dsp實現rake接收機功能和dsp + dsp實現符號級處理功能;然後從總體規劃的角度設計出asic + dsp和dsp + dsp系統硬體結構,對ic2001和dsp的主要功能模塊, hi模塊, dsp片上外設hpi口、 edma和emif總線作了分析,並結合基帶處理功能開發了系統驅動;最後由信號源發出測試數據進入系統,進行功能實現后輸出數據繪制出波形圖,對所設計的基帶系統驅動方案進行驗證分析。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。Thirdly, in the environment of labview, several kinds of vis used for sensor signal test are designed, including wave generation, time domain measurement, filter disposal, frequency analysis, etc. after that, wavelet analysis in the application of one - dimensional signal de - noise is studied, threshold and translation invariance wavelet de - noise are realized, and wavelet de - noise vi for zero drift signal of the fiber optic gyro in fcs is designed using labview
接著,在labview環境下開發了多種用於傳感器信號測試的虛擬儀器,具有波形發生、時域測量、濾波處理、頻譜分析等多種功能。隨后,研究了小波分析在一維信號消噪中的應用,實現了labview環境下的閾值法和平移不變量法小波消噪,並利用labview設計了飛控系統中光纖陀螺零漂信號的小波消噪儀。It can acquire the voltage on the test appliance and current in the circuit. and it can see these electrical signals as its input and calculates based on the data and gives the parameters and waveform that user needed. the parameters we can get through calculation include power factor, joule ' s integral, available value, maximal value, minimum value, time constant etc. recently, there are many scholar is studying the algorithm that calculate the parameter using test data, but many of them adopt the heuristic method, not using the test data directly
本課題研製一套電器試驗參數高速採集系統,能夠檢測試驗迴路中試品上的電壓信號和迴路中的電流信號,並根據這些電信號的數值利用計算機進行在線計算,並給出用戶需要的各種電參數值和用戶需要的波形圖,通過計算得到的電器參數有功率因數、焦耳積分、有效值、最大最小值、時間常數等。Jdy - 280 electromagnetic lock with led product characteristic : easily installed, low noise and durable ; strong magnetic force, no magnet left when power off with led and network signal output built - in reverse wave protection function usage range : be used with intercoms and access control systems can be installed onto wooden door, metal door, glass door, fireproof door function : working voltage : 12vdc, 24vdc working current : 12vdc 0. 53a, 24vdc 0. 27a working condition : 40 50 working mode : cut off power to open wires are insulated, dc500v absolutely insulated in 1 minute. dimension of the magnet board : : 184 x 36 x 11mm dimension : 235 x 45 x 30mm weight : 1980g yiwu qimingxing computer company copy right
Jdy - 280磁力鎖帶指示燈產品特性:安裝方便噪音低壽命長吸力強無剩磁內置反向突波保護功能適用於90開門,有門偵測信號帶鎖狀態指示燈及聯網信號輸出適用於樓宇對講門禁系統配套使用適用門型:木門金屬門玻璃門防火門電氣性能:工作電壓: 12vdc 24vdc工作電流: 12vdc 0 . 53a 24vdc 0 . 27a工作環境: 40 50工作方式:斷電開鎖鎖狀態有指示燈指示:鎖門時綠燈指示燈亮開門時,紅色指示燈亮絕緣電阻測試: dc500v 1分鐘無擊穿鐵板尺寸: 184 x 36 x 11mm外形尺寸: 235 x 45 x 30mm重量: 1980gPhysique conditions of freshmen in 2002 grade, 2003 grade, 2004 grade when they entered colleges were tested and the results showed that figures of college freshmen in wuhan area were good ; function of heart and lung were decreasing significantly ; physical quality and sport ability were not balanced and stable
摘要對武漢地區高校2002級、 2003級、 2004級大學新生進校時的體質狀況進行了測試,結果表明武漢地區高校大學新生身體形態方面較理想,體形為「勻稱」型;心肺功能水平呈下降趨勢,且降幅較大,狀況令人堪憂;身體素質與運動能力表現為不均衡性、不穩定性的特點,呈參差不齊和波浪起伏狀態。The system can perform wave display and data processing, as well as some regular functions such as data saving and printing out
該測試儀由數據採集單元和運行在pc機上的軟體包構成,可以進行波形顯示和數據處理,並具有數據保存和列印的功能。This thesis includes the hardware design of messaged _ based interface, the realization of the word serial transfers, the translating of scpi commands, the programme of awg ' s instrument driver, the debugging work associated with functional circuit and soft panel and the testing of module compatibility based vxi bus, edc
本文的主要內容包括: vxi總線消息基介面硬體設計、字串列通信協議實現、 scpi命令翻譯、 vxi任意波形發生器儀器驅動器設計、與功能電路和軟面板的聯調和大量的模塊兼容性測試。Therefore, it has been widely used in the domains of communication, radar, navigation, etc. this article focuses on the generating of the function waves which include sine wave, triangle wave and square wave, depict the concepts of dds ( direct digital synthesis ) and surveying frequency on equal precision, analyze the key techniques in the development and present solutions of function generator. author also present the system structures of hardware and software, discuss the performance indexes and consider the possibility of the system. finally, with respect to the problems in debugging and testing process, author do some analyzing and present the practical solutions
本文主要圍繞函數發生器輸出的正弦、三角和方波三種基本波形的產生這一課題來展開,闡述了其中的直接數字合成( dds ) 、等精度測頻等概念;分析了研製函數發生器所需攻克的關鍵技術,提出了技術解決途徑;對方案軟體進行編制和系統進行設計、安裝調試,實現了課題功能;最後針對調試中出現的問題,進行了較深入的分析,並提出了實際的解決措施。After using in practice, it is achieved that the tester ' s functions and precision which is required in design. the testing parameters " waveform recorded by tester is as same as the waveform recorded by oscilloscope
測試儀經過實際使用驗證,各項操作功能滿足設計要求,測量精度達到技術指標的規定,測試儀對各測量參數的記錄波形與示波器所記錄的波形基本一致。Waveform measurement function
波形測試功能This testing system has many merits, such as to test one ignition coil in 30 seconds, to store the testing results and do spc statistic on it, to record the waveform of failure parameter and call it anytime which helps to improve the processing technique, to work well in the industrial environment with high compatibility of electromagnetic interference
系統具有以下特點:單個點火線圈的測試在30s時間內完成;能夠對測量結果進行存儲、列印和spc統計分析;實現故障參數波形記錄及回放功能,可用於離線分析及加工工藝的完善;系統具有良好的電磁兼容特性,能夠穩定工作于惡劣的工業環境。Save space on a lab bench or in a test rack with this flexible instrument, which can take the place of an ac source, dc source, powerful arbitrary waveform generator, as well as a sophisticated power analyzer
這是一種多功能儀器,可用作交流源直流源強大的任意波形發生器,以及通用功率分析儀,從而節省工作臺或測試機架的空間。分享友人