測波系統 的英文怎麼說
中文拼音 [cèbōxìtǒng]
測波系統
英文
wave-measuring system- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 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...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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Exchange is to sends order to argus, and receives result from the argus
交換主要完成短波系統向argus發送正確的監測命令,接收從argus返回的監測命令結果文檔。This paper discusses the designing and making of the dynamic testing systems of engine electronic control system. base on the construction and operation principle of santana 2000gsi m3. 8. 2 engine electronic control systems, design and manufacture led circuit of dynamic testing and fault imitating electronic control unit. on the inspect board, design and equip with motronic 3. 8. 2 ecu i / o measuring joints, design and set up obd - ii diagnostic communication link, design and install fuel pressure inspecting meter. depend on the obd - ii diagnostic communication link and ecu i / o measuring joints, this dynamic testing system can inspect engine electronic fuel injection system, distributorless ignition system, idle speed control system and evaporative emission control system, and can inspect m3. 8. 2 sensors, ecu and actuators, and can interrogate fault memory and erase fault memory ; and can analyse data stream ; and can carry out fault imitating. besides, this paper analyses sensors and actuators typical fault w aves
2電控單元電路連接器設計製成輸入輸出電子控制檢測端子,並在檢測面板上布置了obd -診斷插座和燃油壓力表。使該動態測試系統能實現對電噴發動機的燃油系統、直接點火系統、怠速控制系統和燃油蒸氣排放控制系統的動態檢測;並通過obd -診斷座、 ecu輸入輸出檢測端子和故障模擬處理單元實現對電噴發動機電控系統各傳感器、電控單元、執行器進行故障碼讀取與清除;動態數據讀取和波形測試和故障模擬等。此外,本論文還分析了傳感器和執行器典型故障波形。A multi - satellite tt amp; amp; c system based on digital multi - beam antenna
基於數字多波束天線的多星測控系統The concept of irradiance signal - to - noise ratio ( snr ) on the target plane and the minimum of the irradiance that can be detected by the detector was taken as the beginning, combined with a thorough analysis of the spectrum radiating feature of the target and the sky background, the atmosphere conditions, spectral filtering and the influence that the various components in the system have on the target irradiance on the detector ' s target plane and the background irradiance snr, the equation of the flying bomb ' s effect range affected by the point of burst measuring system is made, and all related factors that have an impact on the effect range are analyzed as well
從探測器靶面上輻照度信噪比的概念、探測器的可探測輻照度最小值出發,在詳細分析目標、天空背景的光譜輻射特性、大氣條件、光譜濾波技術以及系統各環節對探測器靶面上目標與背景輻照度信噪比的影響的基礎上,推導了炸點測量系統對爆炸的飛行彈體的作用距離方程,分析了影響作用距離的諸因素。This multi - purpose optical metering system had adopted the twyman - green interferometric system as its center, containing an advanced digital wave surface interferometry and a kind of homodyne interferometer displacement testing method with nanometer - sized capacity. at the same time, many wide - applied metering technology, for example, the diffracted field ( fringe ) measurement, co - focal lens system, optical fiber sensors and 4f ( focal distance ) space filter system which can embody the chief principle of fourier optics well, were combined into it successfully. this instrument can firstly offer and show modern optical testing method in the laboratory for majors of information processing, instrument science, measuring and testing technology and automatic technology
該多功能激光光電實驗系統以泰曼-格林干涉( twyman - green )光路作核心,包括先進的數字波面干涉技術和一種基於空間干涉原理的、納米解析度零差干涉儀位移測量方法,同時將多種新穎、工程實用價值高的測量技術和光路如衍射測量、共焦顯微技術、光纖傳感技術以及反映傅立葉光學基本光學原理的4f空間濾波系統也組合進去。Mixers are the key components of many microwave and millimeter - wave systems. the super - heterodyne receiver is always applied in modern communication system, mixer becomes the key component as is at the first part of system. but it is more and more difficult to get the choiceness lo source of the same band with the system is working at high frequency especially in the millimeter - wave. sub - harmonic mixer is a good solution to this problem now. in this circuit we need just half 、 quarter 、 even 1 / 8 of the rf signal frequency. in this paper the design and fabricate of sub - harmonic hmic mixers ( 2, 4 ) at w - band are introduced
混頻器是微波通信、射電天文學、雷達、等離子物理、遙控、遙感、電子對抗,以及許多微波測量系統中至關重要的部件。在現代通信系統中,毫米波頻段通常採用超外差接收機,混頻器作為第一級就成為關鍵部件。由於在毫米波頻段,同頻段高性能的本振源成本高,技術難度大,採用分諧波混頻技術是解決此問題的有效途徑,只需射頻頻率1 / 2 、 1 / 4甚至1 / 8的本振頻率即可實現混頻。The method that absorb return circuit design used in power design and electromagnetic valve drive circuit, system power and operating supervision to mcu and redundancy and digital filter technology to the time interval to send wave and echo are used in system design to ensure the reliability and accuracy of measure and control system
本系統在電源設計、電磁閥驅動電路中的吸收迴路設計、系統主電源和訛u運行監控以及採集的對發射波與回波時間間隔數據採用的冗餘技術和數字濾波措施,保證了測控系統的可靠性和精確性。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。Measurements are recorded by the liquid - filled measuring system, which consists of a tempera - ture sensor, a capillary tube and a bourdon spring
測量數據由充液測量系統記錄。充液測量系統由溫度傳感器毛細管和波登彈簧組成。In the study of directional spectrum and reflection coefficient of multidirectional wave, firstly the wave elevation trains overlapped by the incident wave and the reflected wave of multidirectional wave are simulated in the method of a frequency corresponding to a direction. then the composed wave trains are analyzed respectively by the mbdm and the mmlm. during the numerical study, the input factors include the various wave parameters, the different measuring wave system and the various reflect characteristic
在多向不規則波入射波方向譜和反射系數的分析研究中,利用方向頻率對應法模擬了多向不規則波入射波與反射波疊加的波面序列,將此合成波列分別應用mbdm和mmlm進行分析,通過輸入各種波浪參量、不同波浪測量系統和各種反射特性等因子,檢驗了mbdm和mmlm方法的適用條件,對兩種分析方法的性能進行了比較分析。Research on the system based on wavelet transform for measuring fluorescence spectrum of chlorophyll - a b
基於小波變換的葉綠素熒光光譜測量系統研究Finally, the paper introduces the test of wave simulation by wave - making system that has improved. the test data indicate that it is able to competent at wave simulation of sea wave spectrum for shipmodel test, we have changed the situation that the wave - making system ca n ' t simulated sea waves. and have established the foundation for the quality of improving the scientific research of our school and experiment teaching further
最後,本文介紹了對改造后的造波系統進行波浪模擬測試情況,試驗數據表明,該造波機經過升級改造,完全可以勝任對船模耐波性試驗所要求的海浪譜的模擬,並且還可以根據需要模擬任意的海浪譜,模擬精度達到試驗要求。Laser, ultrasonic beam and microwave are used in non contacting level measuring systems. laser systems suffer from dirt, ultrasonic sensors are strongly affected by changes of the velocity of sound and usually a pipe is needed to couple the ultrasonic waves into the liquid tank, which is difficult when there is a high pressure or when explosion protection is necessary
壓力式液位測量系統原理簡單、成本低,但測量精度和應用場合有一定的局限性,超聲液位儀精度較高,但設備復雜,一般需要用導管將超聲波傳到被測的液體中,因而安裝維護較麻煩,激光測距系統對環境要求嚴格。Multibeam echo sounder system is a kind of sea bed surveying instruments which can work efficiently and accurately its development originally bases on single beam echo sounder this kind of system is very suitable for massive sea floor surveying the technique behind multibeam echo sounder system has achieved its maturity with time passage
多波束測深系統是一種具有高效的、高測量精度的用於海底地形測繪的設備,它是在回聲測深儀的基礎上發展起來的,特別適合於大面積的掃海測量工作。Based on the analysis of thin sections by microscope, measurement of porosity and density, and geological setting, we tested the rock physical parameters of sandstone, siltstone, carbonate and other transitional sedimentary rocks by the mts system under formation conditions ( temperatures, pressures and pore fluid properties ). the rocks we tested are from tertiary ( including zhujiang formation, zhuhai formation, enping formation, hanjiang formation ) of zhujiangkou basin in southern china sea. according to the analysis results, we studied the main ultrasonic wave velocity characters of rocks, which are compressive and shear wave velocity and poisson ' s ratio under different formation conditions
在對珠江口盆地第三系儲集巖進行顯微鏡薄片分析、孔隙度和密度分析,以及地質背景分析的基礎上,利用巖石物理參數測試系統( mts )模擬地層條件(溫度、壓力和孔隙流體狀況)測試了珠江口盆地第三系(包括珠江組、珠海組、恩平組、韓江組,以下有關討論同)砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石物理性質,重點研究了不同地層條件下巖石的聲學特徵(巖石的縱橫波速度和泊松比) 。The quartenvave film stack based on one dimensional photonic crystal technology is designed. the measurement of the ir band is relatively mutual while that of mmw band is lack of report. the reflectivity of ir area ( 3 - 5 m ) by fourier transform infrared spectrometer ( ft - ir ) is given, and the experimental data of mmw band in microwave network analysis is also given
本文給出了直接在傅立葉紅外光譜儀中進行的紅外波段透射率(實際是反射率)測量結果,在毫米波波段,通過自行設計的測試方法與測試系統,給出了在hp8510矢量網路分析儀下測得的未鍍膜、鍍膜樣品的比對測試結果。Because massive harmonic interference in the electrical network, it causes signal - sampling to include the very big harmonic in the measurement system, for eliminating measurement result influence by harmonic, the paper has an in - depth study of fourier transformation harmonics analysis measurement principle, analysis the forming reasons of frequency spectrum leakage and railing effect during measurement, achieves phase locked loop and frequency multiplier technique to realize integer - period synchronous sampling and eliminate impact of frequency spectrum leakage and railing effect in the result of measurement, and investigates in depth theory on phase locked loop and frequency multiplier technique, gives the method of realizing phase locked loop and frequency multiplier technique
由於電網中存在大量的諧波干擾,導致測量系統中取樣信號也含有很大的諧波,為了消除諧波對測量結果的影響,論文深入研究了傅立葉變換諧波分析法的測量原理,分析了測量中頻譜泄漏和柵欄效應形成的原因,提出了採用鎖相環倍頻技術實現信號的整周期同步采樣,消除頻譜泄漏和柵欄效應對測量結果的影響,並對鎖相環倍頻技術的理論進行了深入研究,給出鎖相環倍頻技術的實現方法。The researching intention of this paper is to establish a high precise and real time harmonics measuring system
本論文研究的方向是建立一個高精度實時諧波測量系統。As a real time harmonics measuring device, it is important that it can real time measure various harmonics accurately
作為一種實時的諧波測量系統要求既能精確的測量各次諧波,又具有較高的實時性。Millimeter wave system has many distinct advantages such as miniaturizing system components, increasing frequency band width, providing higher detectability, uneasily influenced by atmosphere conditions, etc. this makes millimeter wave technique get the increasingly extensive application in radar, communications, electronic warfare, guidance, remote sensing, radiation survey, therefore the research of millimeter system is very vital for civil, the industry, national defense
毫米波系統具有可以使元部件小型化、增加系統帶寬、提供高解析度以及受大氣條件的影響較小等許多明顯的優點,這使得毫米波技術在雷達、通信、對抗、制導、遙感和輻射測量等技術領域中得到日益廣泛的應用,所以毫米波系統的研究對於民用、工業、國防具有重要的意義。分享友人