液面測量器 的英文怎麼說
中文拼音 [yèmiàncèliángqì]
液面測量器
英文
tape depth gauge- 液 : 名詞(液體) liquid; fluid; juice
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
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The vapor from the upper container is condensed, the condensate is collected and its volume measured.
上面容器中的蒸氣冷凝,將凝結液集中並測量其體積。In accordance with the surface area of the piston, the force acting on it is transferred to the hydraulic fluid and from there via the connecting tube to the measuring instrument
根據活塞的表面積,作用在活塞上的力傳遞到液壓油,然後從那裡通過連接管到達測量儀器。In accordance with the surface area of the piston the force acting on it is transferred to the hydraulic fluid and from there via the connecting tube to the measuring instrument
根據活塞的表面積的大小,作用在活塞上的力轉移到液壓油,然後從那裡通過連接管到達測量儀器。Measurement of airborne noise from hydraulic fluid power systems and components - method of test for pumps using a parallelepiped microphone array
液壓動力系統和部件氣動噪聲測量.第6部分:平行六面體傳聲器陣列測試液壓泵噪聲According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d
本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。The developed apparatus can automatically measure evapotranspiration at setting up interval and memory the data through a 32 kilobyte data storage memory. measured data can be transmitted to personal computer by rs232 series communication interface. apparatus will be trigged at measurement time by a real time chip set in it
該儀器通過實時時鐘晶元實現間隔採集動作的觸發及時間、日期的計數;利用液晶顯示器( lcd )進行顯示;使用它能在無人監管的工作環境下,定時進行蒸散測量並將測得數據自動保存到32k數據存儲器中;再通過rs232串列通訊介面將數據傳送到pc機進行進一步處理。There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system
針對研製任務的要求,課題期間研製了下位機系統硬體和軟體,開發了上位機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方法來進行水位測量,分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀器提供了時間基準,方便了儀器的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。In the designed hardware, at89c51 single chip computer and many kinds of new type circuit chip ( including : special power measuring chip - cs5460a, ds1302 calendar / clock chip, sms0601 lcd, x5045 serial memory ) are used for design. the hardware circuit is simplified, the meter ' s anti - interference ability is enhanced and the precision of measurement is also advanced
設計中以at89c51單片機為核心,採用多種新型集成電路晶元(包括電能計量專用晶元cs5460a 、 ds1302日歷時鐘晶元、 sms0601液晶顯示器、 x5045串列存儲器)進行介面設計,簡化了硬體電路,提高了電能表的抗干擾能力和測量精度。Liquid crystal tunable filters as an important device of wavelength division multiplexing and dense wavelength division multiplexing systems is caused attention by research department, especially many foreign research institute are studying it. but in our country its study is lag. and normal incidence of the crystal is almost the case, because the liquid crystal box is very thin, the field angle may be large and the pose of liquid crystal box may have impact on the measuring result. so, study in such subject, especially the liquid crystal box ' s position angle, is academic and valuable
各種改進液晶電光可調諧濾光片的措施的實現,使得液晶調諧濾光片成為一種很有應用前景的電光調諧濾光片,特別是用於光纖通信中的波分復用系統和密集波分復用系統,將使光纖的傳輸客量大大增加目前國外在這方面的研究進展很快,而國內在這方面的研究比較薄弱,而且通常採用光線正人射晶體進行研究,由於液晶盒很薄,視場角可以很大,液晶盒的擺放對測量結果影響很大,因此對該器件進行深入的研究,討論液晶盒的方位角影響是很有必要的。Regular point images of lcd are projected to the measured surface. the images modulated by the surface are received by binocular vision sensor. a special image processing software is developed to deal with the lcd images
系統利用液晶投射空間規則編碼點圖案到被測曲面,由雙目傳感器接收經曲面調制的測量圖像,經專用設計的圖像處理軟體,採用粗、細匹配技術精確獲得特徵匹配點,利用視覺技術得到三維數據點陣。Now, it contracted obviously the disparity with whole country advanced level and raised the testing accuracy and research levels that the research institute whose experiment area is big and the devotion value is high, purchased lately a number of advanced experiment instrument equipments and software, for instance, model machine quickly, tri - coordinate measure machine, laser 3d scanners, multicenter vibration test and analysis system, electronic all - powerful experiment machine, hydraulic presses servo fatigue test machine, festo machine electricity to imitate manufacture system, the software of cad / cam / cae and so on
如今,研究所的實驗面積大、投入價值高,新購置了快速成型機、三坐標測量機、激光三維掃描儀、多通道振動測試與分析系統、電子萬能試驗機、液壓伺服疲勞試驗機、 festo機電模擬生產系統、 cad / cam / cae軟體等一批先進的試驗儀器設備和軟體,明顯縮小了與全國先進水平的差距,提高了試驗的準確性和科研水平。On the design of the instrument software, because the computer data process system of the first and second kinds of products run in the dos environment, which is written by the language of the basic. it is proved in the dos environment that data is processed slowly, man - machine interface is n ' t friend and operation is n ' t convenient. what ' s more, the code of program written by the basic is changed easily by accident by user, which does n ' t adapt to production and commodity of the instrument. therefore, we have developed with visual c + + language a suit of data process soft system supported by windows 95 / windows 98 / windows nt in the third kind of the sample instrument. the developed software system has good reliability, friendly user interface and convenient operation
另外為了進一步擴大儀器的測量范圍,我們將第三代產品的使用擴展到對各種液體表面張力的測試,並進行kd -型樣機的製作,以供第三軍醫大學燒傷研究所作人和動物呼吸道燒傷的實驗研究。在儀器的硬體設計方面,我們力求做到結構緊湊,性能穩定,重復性好,且成本低廉。在儀器的軟體設計方面,由於第一和第二代產品的計算機數據處理系統是運行在dos環境下,用basic語言編寫的程序。To satisfy the special need, the development of such a multi - purpose photometric and colorimetric instrument is discussed in this paper. in this paper, advantages and disadvantages of available photometric and colorimetric instruments are discussed first. then, a novel instrument is developed, which possesses the following characteristics : utilizing lcd display, flexible keyboard control, integrating capability to perform both photometric and colorimetric measurement so long as the photoelectric detector is changed to another one and corresponding software is performed
本論文研究了以往的光度和色度測量儀的優缺點,設計了利用液晶屏的可視化界面,鍵盤的靈活控制,只要換上不同的光電探頭,啟動不同的測量軟體,就能對光度和色度(如亮度、照度、光通量、色坐標等)進行測量的儀器。Results show that triple reflection signal and quintuple reflection signal of ytype and s type are less 12db, 16. 67 db and 11. 8 db, 17. 3 db than that of " - ' " type saw mass sensor device. experiment results show that insertion loss ( about 14db ) of the devices in center frequency is close to the theoretical value ( about 16db ) developed by p matrix representation. sensing characteristics of y type and s type saw mass sensors have been also tested and analysed in detail. ethanol and pure water mixed solution containning trace nacl is titrated into mass loading area of y type and s type saw mass sensors devices to detect their mass loading sensitivities
本文對y型和s型雙聲路saw質量傳感器件的傳感特性進行詳細測試分析,在y廠書型和s型雙聲路聲表面波器件的質量沉積區中滴定含有微量naci溶質的乙醉和水的混合溶液,以測試器件的質量沉積效應靈敏度,它們分別約為2967ppm . cm丫夢g ( y型)和3一15ppm . emz /協g ( s型) ,與理論值38 . 93ppm . emz / 「 g相近,拼處于國內外同型和s型雙聲路聲表面波器件的頻率一溫度特性幾,其單聲雙聲路相對溫度系數約為10一12hz / ,處于國內外同類研究先進水平。As a sensor of temperature measurement and adjustment, in dustrial ceramic thermal resistance are used to measure surface temperature in the range of - 200 to 600 of liquid, gas and solid in manufacture processes having various advantages of high accuracy, stable performance, convenience in maintain
工業用裝配式熱電阻作為溫度測量和調節的傳感器,通常用來和顯示儀表配套,以直接測量生產過程中- 200600范圍內的液體氣體以及固體表面的溫度,具有精度高性The main results of this paper are as fellows f 1 ) illtroducing the ultrasonic technology to the rigid measurement, successful1y exploits the practical small intellectualized ultrasonic device of measuring rigidity by applying mechanical technology, electronic technology and computer science 2 ) reading clearcf displaying more various, applying more information, being easiest to accept by user because of adopting liquid crystal display ( lcd ) 3 ) theorizing the mathematical model between the signal of frequency and the rigid value on the device, possessing very importan practical significance 4 ) optimizing the every parts of the device, achieving the goals of lower wastage of energy, smaller, lighter and inexpensive 5 ) taking the measure to reduce the wastage of energy and adopting reasonable management in power supply for the device, making the device skimp more energy, prolonging the life - span of battery 6 ) utilizing the interface of rs - 232, discussing the communication between the ultrasonic device of measuring rigidity and computef, and also forecasting the foreground of advanced exploitation by user
本文工作的主要成果是: 1 )將超聲波技術引入零件表面硬度的檢測當中。應用機、電、計算機技術,研製成功較為實用的小型智能超聲波硬度檢測儀2 )採用lcd ( liquidcrystaldisplay )液晶顯示,使讀數更清晰、顯示多樣化、信息量多、易於為用戶接受3 )在理論上建立了該系統的頻率信號與硬度值的數學模型,具有非常重要的實踐意義4 )對各元器件進行優選,達到低能耗、體積小、重量輕、價格便宜等目的5 )採取措施降低整個系統的能耗並對系統的供電進行了合理的管理,使其進一步達到低能耗,延長了電池的使用壽命。 6 )利用rs - 232標準介面,討論了該超聲波智能硬度測量儀與系統機進行通訊以及用戶進行二次開發的前景As transducer for measuring and adjusting temperature, industrial thermal resistance usually used compound with display instrument, to directly measure temperture in producing process formedium of liquid steam gas or solid surface at 0 1800. industrial thermal resistance including platinum thermal resistance and copper thermal resistance
工業用熱電阻作為溫度測量和調節的傳感器,通常用來與顯示儀表等配套,以直接測量各種生產過程中自- 200至500范圍內液體蒸汽和氣體介質以及固體表面等的溫度。Measurement of airborne noise emitted by machines ; enveloping surface method, hydraulic pumps
機器空氣噪聲的測量.包絡面法.液壓泵In addition, from the point of view of practicality, we make a study of experiment and application for double - exposure digital holographic interferometry, namely measuring gradn and grad / i of plane optical flat and measuring phase modulation characteristic of a kind of liquid crystal spatial light modulator ( lc - slm ) - liquid crystal television ( lctv )
另外,本文還從實用的角度出發對二次曝光數字全息干涉術進行了實驗及應用的研究,具體就是平面平晶gradn和gradh的測量以及液晶空間光調制器( lc - slm )中液晶電視( lctv )的相位特性的測量。分享友人