高度電位計 的英文怎麼說
中文拼音 [gāodùdiànwèijì]
高度電位計
英文
height potentiometer- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 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...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 高度 : altitudeheightelevation
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The most outstanding function of this wheelchair is its height which can be regulated with user ' s requirements. this function helps expand the user ' s available space, supplement the user ' s body defect and reduce the caregiver ' s burden. it get more improved than previous products. besides, the wheelchair has designed both manual and eletric mode. on one hand, it can save user ' s energy and power, on the other hand it won ' t leave users hopeless in case of powering off and relieve the user ' s worriness. in addition, the bigger basket on the tail part of the wheelchair provides the great convenience for user ' s carrying goods. multiangular back and height - regulated pedal add comfortableness to users. the minidesk with the wheelchair is very convenient for users to read, write and do other things
本設計的多功能輪椅最突出的一個功能就是座位的高度可以根據使用者的需求隨意進行調節,這樣就可以大大擴展使用者的操作空間,補充了使用者在身體上的缺陷,也可以減輕照顧人員的工作負擔,比起以前的產品有了較明顯的改進;其他功能還有輪椅的手動電動兩種驅動方式,這樣可以解決老年人和殘疾人在體力上存在的問題,同時在外出時遇上沒電的情況也不至於顯得無能無力,消除了使使用者在長途奔波時的顧慮;此外位於輪椅尾部的超大儲物筐,給使用者攜帶物品帶來了極大的方便,靠背的多角度調節,腳踏板的高度調節大大增加了使用者的使用舒適度,輪椅上小桌的設計給使用者讀書,寫字,進行其他活動帶來了極大的方便。Summarize : multi - input, can be used cooperate with various sensors / transducers, measure 、 display and alarm control the physical quantities such as temperature 、 humidity 、 liquid level and flux # 118alues and transform them to export, can read and write all parameters via the computer through serial communication, besides it can offer 24vdc power supply for 2 - wire transducers, four - bit led displaying, the multi - segment curve correcting function is selectable, one meter can equip four alarm relay outputs 、 one transform ( or communication ) output and one equipped power supply outputs
萬能輸入,可與各類傳感器、變送器配合使用,實現溫度、濕度、壓力、液位、流量等物理量的測量、顯示、報警控制和變送輸出;通過串列通信口,可在上位計算機中實現全部儀表參數的讀寫;還可為兩線制變送器提供24vdc電源; 4位高亮度led數字顯示;對輸入信號有多段折線修正功能可選;一臺儀表最多可配4個報警繼電器輸出、一路變送(或通信)輸出和一路配電輸出。Digital temperature transmitter, digital level, explosion - proof electric contact manometer figures generally used manometers, vacuum table, table vacuum pressure, oxygen forms of electric contact manometer, explosion - proof electric contact manometer seismic contact ammonia electricity connections. contact monometers assisted magnetic, seismic, heat - resistance, acid and alkali resistance, chlorine, sulfur - resistant, stainless steel pressure gauge. divide manometer shenyang city, the total, precision manometer, out of the wind pressure gauge, film boxes pressure gauge, diaphragm pressure gauge
主要產品包括:數字壓力表,數字膜盒壓力表,數字溫度表,數字壓力變送器,數字溫度變送器,數字液位計,數字防爆電接點壓力表,一般用壓力表真空表壓力真空表氧氣表電接點壓力表防爆電接點壓力表耐震電接點氨用電接點磁助式電接點壓力表耐震耐高溫耐酸耐堿耐氯耐硫全不銹鋼壓力表隔膜壓力表沈陽市優質產品精密壓力表出風壓力表膜盒壓力表膜片壓力表全不銹鋼膜片壓力表鈦壓力表及出口全不銹鋼,充油全不銹鋼系列壓力表,壓差表,壓力變送器,各種軸向軸向帶邊法蘭連接等多種形式。Under calculating background, we research the uniformity half space and multi - layers models, discuss the effect on studied background results to abnormity and overlapping field
為了提高計算精度和計算速度以及避免由源奇異性引起的差分計算復雜性,計算時將電位分成二次異常電位和背景電位2部分。In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology
為使二維振動傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成正比的電壓信號。First, based on the analysis of the design method of two - valued shift counter, we use the multivaled circuit ' s property of high information density to put forward the design method of three - valued shift counter. by using this method module - n three - valued shift counter can be designed. and by selecting the best design method, the simplest circuit of control logic can be made
首先,在分析二值的移位計數器的設計方法的基礎上,利用多值電路的高信息密度,提出了三值移位計數器的設計,運用該方法可以設計任意狀態的三值移位計數器,並且通過選擇最佳設計方案使控制邏輯電路最簡。Using the vector potential, the expression for calculating inductance of air - cored solenoid coil is derived in the dissertation. and the calculating methods of function t in the calculating expression are given for the convenience of the calculation of inductance while the precision is not strictly requested
利用矢量磁位a直接推導出了通電空心圓柱線圈電感的計算表達式,給出了求解計算式中函數t的計算方法,以方便精度要求不高時的電感計算。In the second chapter, we firstly present a circuit of 8 - bit, 80mhz samples / s thermometer - decoded dac with hierarchical symmetrical switching sequences which will compensate gradient error, on the basis of 8 - bit dac, we then present high frequency, high definition 12 - bit, 80mhz samples / s current - steering dac
第二章:提出了具有梯度誤差補償的高速8位、 80mhz溫度計碼數模轉換器,並在此基礎上進一步提出了高速、高精度12位、 80mhz采樣率電流舵結構數模轉換器。But being influenced by planning economy for many years, there are still many defects in financial management. for example, financial system is still the model of concentrating money into company " s headquarters, the headquarters is profit center, and the subordinated company is cost center. the function of financial management is not divided from function of accounting
內蒙古電力於1998年由政企不分的企業局改制為國有獨資的有限責任公司,實現了應用財務管理職能的前提,但因長期受計劃經濟的影響,財務管理體制仍沒有脫離高度集中、統收統支的模式,成本核算與利潤核算分屬于不同的主體,公司總部相當于利潤中心,所屬單位相當于成本中心;財務管理職能沒有完全從會計職能中分離出來,仍以核算為主。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。New solvent polymeric membrane electrodes based on schiff base complexes of [ mn ( hi ) - bsapc ] and [ mn ( iii ) - bsapdca ] are first described, which demonstrate excellent selectivity toward iodide ion
詳細研究了高靈敏度高選擇性碘離子電極中性載體? ?過渡金屬配合物分子的設計、合成及其作為電極載體對碘離子的選擇性電位響應特性。The main work can be summed up as follows : firstly, we studied the thermal - field properties of vcsels, and analyzed the influences of current spreading, material parameters and operating conditions on the temperature distributions. secondly, we began with the electrode voltage and calculated the equipotential s distributions, compared the distributions of voltages and current densities in different depths of vcsels, and then studied the influences of the oxide - confining region with different position or thickness, and the different sizes of the gain - guided aperture and emitting window on the distributions of the injected current density, carrier concentration and temperature in the active region. thirdly, we realized the coupling of electricity, optical and thermal - fields, worked out the threshold voltage, calculated the distributions of the injected current density, carrier concentration and temperature under different offset voltages, and analyzed the impacts of temperature profile and carrier density on the refractive index, fermi levels and optical - field
具體工作可以概括如下:首先,研究了vcsel的熱場特性,分析了電流擴展,材料參數和工作條件對于溫度分佈的影響;其次,從電極電壓入手,計算出激光器中的等勢線分佈,並對不同深度處的電壓和電流分佈進行比較,研究了高阻區的不同位置和不同厚度、限制層和出射窗口半徑的大小對電流密度、載流子濃度和溫度分佈的影響;再次,實現了電、光、熱耦合,求出了閾值電壓,計算了不同偏置電壓下的電流密度分佈、載流子濃度分佈和熱場分佈,分析了溫度和載流子濃度變化對折射率、費米能級和光場的影響;最後,給出了考慮n - dbr和雙氧化限制層時激光器中的等勢線分佈,分析了n - dbr和雙氧化限制層對vcsel電流密度、載流子濃度、溫度和光場分佈的影響。In this paper, an oil tank monitoring system that consists of the optical fiber liquid level meter, optical fiber grating temperature sensor and optical fiber overhead alarm equipment is formed through the optical fiber technology
本文利用光纖傳感技術研製的光纖液位計,光纖光柵溫度傳感器,光纖液位高位報警器組成油罐區監測系統,使得現場完全避免電信號,安全得到可靠保障。Based on some discussions on the mathematic model set up for the cathodic protection potential field, a two - dimensional boundary element method ( bem ) is developed, and by using which, a study on the shielding effect resulted from some typical inner structures such as the reinforcing elements and the partition walls with man holes on distribution of potential and current density in the cathodic protection is performed. the investigated parameters which affect the shielding effect in the calculating model include : the height and thickness of the reinforcing elements, the distance between the anode and the reinforcing elements, and the diameter of man hole on the partition walls, and so on
本文在討論了陰極保護電位場問題的數學模型的基礎上,以二維邊界元法對陰極保護問題中的電位及電流密度分佈進行了模擬計算,重點對船舶壓載艙中的典型結構如加強筋、人孔等在陰極保護中所產生的屏蔽效應進行了分析和研究,通過對不同高度、厚度的擋板及不同孔徑的帶孔板所產生的屏蔽效應進行模擬計算,首次得到了一些對實際工程設計具有重要參考意義的見解。In data sampling circuit, high - speed, complex programmable logic device cpld technique is used. high - speed double - port ram, control sampling time sequence logic, cpu interfaces and bus circuit are implemented in cpld. sampling speed is up to 80mhz, sampling depth is ik - byte, and cpld can fulfill the requirement of the software arithmetic to sampling
在數據採集電路中採用了高速復雜可編程邏輯器件cpld技術,晶元內設計有高速雙埠ram 、控制采樣時序邏輯及cpu介面、總線等電路,采樣速率高達80mhz ,采樣深度1k位元組,很好地解決了超聲波微位移傳感器軟體演算法對采樣的要求,並可實現在線升級,大大提高了系統的整體性能。The traditional level measuring methods can n ' t meet our demand because the subjective investigated is in such a poor systemic condition that the temperature is a little high and there ' s so many mill dust and steam there. in this article we perform systemic discuss and research against the dynamic level measuring method under special working condition on the basis of analyzing kinds of level measuring technique in and abroad. first we establish the pressure distribution mathematic model in storage bin and then deduce the mathematic relation between level height and the uniform stress on the bottom of the bin and designed a resistance compressive stress sensor used for the special condition and put forward a resoivement according to its zero excursion existing in practical use
由於本研究系統被測對象環境溫度較高且潮濕,同時料倉中有大量粉塵及蒸汽,因此傳統的料位檢測方法不能滿足本測試要求。本文在分析國內外各種物位檢測技術的基礎上,針對特殊工況下動態物料高度的檢測進行了系統的探討與研究。首先建立了料倉中的壓力分佈數學模型,推導出料位高度與倉底均布壓力間的數學關系式,並據此設計了中溫電阻應變式壓力傳感器,同時對它在實際應用中存在的零點漂移等問題提出了改進措施,提高了傳感器性能,解決了上述特殊工況下動態物料檢測的技術難題。The control strategy and controller ' s model are demonstrated and analyzed. in the control system, a good linearity, high sensitive, quick response speed psd displacement sensor is designed, whose characteristic is we ll fit for the suspension system
論證分析了控制策略和控制器模型。設計製作了適合於磁懸浮裝置的、線性度好、靈敏度高、響應速度快,精度高的psd光電位移傳感器。The design of the circuit ? key parameters including pulse width in the level shifter part and delay time of the filter circuit, and the necessity to add a limiting current resistor at source the ldmos were emphatic analyzed. author finished the design of each sub - circuit
對電路關鍵參數高低壓電平位移脈沖寬度、高端濾波電路濾波寬度的設計及在ldmos源端加入限流電阻的必要性進行了重點分析,完成了各單元電路的設計。The core of the lock - in amplifier used to measure response of laps consists of a high precision modulator / demodulator and dds as signal generator
對于光尋址電位傳感器,我們設計了以高精度數據機件和數字頻率合成器件為核心的模擬鎖相放大器。The electro - chemical measurement system used to perform dpsv measurement is constructed with two parts, a low - current measurement system consists of low input bias current operational amplifier and a high resolution sar adc and a potentialstat consists of high resolution dac and high current buffer amplifier
對于微分脈沖伏安溶出測量,我們使用高精度高速saradc和低偏置電流運放構成微電流采樣系統,使用高精度dac和高速大電流緩沖放大器設計了恆電位計,並與微控制器共通組成電化學測量系統。分享友人