水位信號 的英文怎麼說
中文拼音 [shuǐwèixìnháo]
水位信號
英文
water level signal-
Based on the demand of power department, a full distributed multifuncitional monitoring device is studied. this instrument not only can measure the data of hydroelectric plant, but also integrate the funcition of control the dynamotor, by cooperate with the program of epigynous system, it can realization the auto generate electricity on the hydroelectric plant and ordinal startup - stop of the dynamotor. 2 furthermore, performance of integrated dft arithmetic enhances the acturacy and reliability of measure. by communication several devices can run online to be controlled dispersedly and managed centrally
本文分析了國內外水電站自動控制裝置的研究和發展狀況,尤其是國內小型水電站的自動化現狀,針對現有電力部門的需求,設計並實現了一種單元式的微機自動監控裝置,該裝置不僅實現了對水電站內各種模擬參數和數字信號的實時監測功能,還對水輪發電機組進行了調控,通過與上位機處理程序的配合,可以實現水電站的自動發電控制、機組順序啟停;在測量發電機組機端電壓和電流參數的時候,採用32點離散傅立葉演算法( dft ) ,增加了測量的準確性和可靠性;通過通訊可以實現裝置的聯網運行,做到「分散控制、集中管理」 。The hardware has two input channels of high - speed analog signal, with the signal amplitude of 0 - 5v, the conversion precision of 12bits, and the maximum sampling rate of 400ksps. this system includes 4 dsps ( adsp 2181 ), which can be arranged as a pipe line processing array. many algorithms can be realized in this system
系統硬體有兩路模擬數據採集通道,模擬信號輸入范圍為0 ? 5v ,轉換精度為12位,最高采樣率400ksps ;系統包含4片dsp ( adsp2181 )構成的流水線型的處理陣列,可用於實現各種演算法;系統的控制邏輯由fpga完成。( 3 ) at post - translation level plant mutual sequence of starting translation aaca and eukaryotic secretory signal peptide sequence was added to 5 ' - flanking region of t - pa gene and kdel ( sequence located to endoplastic reticulum ) to 3 ' - flanking region by pcr amplication and plant expression vector pbemt was constructed
( 3 )翻譯后水平通過pcr擴增的方式在t - pa基因5端添加了真核分泌信號肽序列和植物翻譯起始共有序列aaca ,在3端添加了內質網定位序列kdel ,構建了植物表達載體pbemt 。The flow - measuring system adopts the khafagi flume as the first sense organ to realize the flow / head signal conversion. the head signal is picked up and converted into voltage signal by the buoy - level mechanism and the magnet - resistant angle measuring sensor
該流量測量系統採用卡發基水槽作為一次敏感器件實現了流量水位的信號轉換,並通過浮子?杠桿測量機構和磁阻式角度傳感器對水位信號進行拾取並轉化為電壓信號輸出。A conception of phase dynamic coupling is defined. the foc of the mot - radiated line spectrum signals is theoretically derived
在研究中,定義了相位動態耦合的概念,推導了水下運動目標輻射線譜信號的四階累積量表徵公式。Because there are three inputs accede to adister of water lever control system of boiler, it is easy to bring error of water lever controlling. this iartice puts forward two methods to dispel error of water lever : ( 1 ) assistant signal self - disappear
由於鍋爐水位控制系統的調節器輸入端常加有三個輸入量,極易引起水位控制偏差,本文提出了兩種消除水位偏差的方法: ( 1 )輔助信號自消方法( 2 )輔助信號對消方法。On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula
應用透光率脈動檢測技術和光散射顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對應于dc值)作為原水的特性表徵參數, dc值可以同時反映顆粒濃度和比表面積因素的影響,試驗結果證明, dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經驗系數,進而得到了以dc值為參數的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系數,平均相關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。All gulifa products must be able to satify the demands of customers according to the requirements of drawings and standards offered by them. to realize improvement of product quality, protection good after - sale service system. let is make efforts for the splendid future of electric power industry and brilliant tomorrow of the company
傳感器是工業自動化必不可少的關鍵部位,被廣泛應用於各種機械機床製造業及紡織造紙煙草輕工食品化工礦山冶金等行業,作限位定位檢測,自動計數,測速,自動保護,工業生產自動流水線及微機信號,數控裝置等應用,對提高自控系統先進性和可靠性,具有巨大作用。( 2 ) assistant signals each other dispel. according to three impulse control water lever error, designing three impulse pid cascade control system
根據三沖量水位調節系統控制水位誤差,設計採用了三沖量pid串級控制方式,採用輔助信號蒸汽流量和給水流量對消方法消除水位偏差。The mcu and its outside circuits handle the image signals obtained by cmos image sensors, to locate the positions of the bubbles in the plate level
由cmos圖像傳感器獲取的水準器圖像信號經過單片機及其外圍電路的處理,得到水準器中水泡的位置。Fixed camera fastening its interior is loaded with an electric motor, on installs the good camera after the level to be possible to adjust the angle which the camera deals with, after achieved the best surveillance effect may accept the automatic control regulator by the electric motor the signal precisely to move the localization in under the control signal function, the camera already may automatically carry on the horizontal scanning to monitor the region, also may in under the monitoring center attendant s operation the moving surveillance object input voltage : ac 24v 50 60hz, 110v 60hz, 220v 50 60hz external dimensions : 119mm 115mm is high the weight : 0. 9kg material : abs high strength casts takes shape the degrees rotation : level biggest : 350, vertical 90 may adjust the velocity of whirl : 5 second 4 seconds revolve the spacing : exterior spacing card tunable load : 7kg function input plug : 1
Kl - 306室內水平雲臺是安裝,固定攝像機的支撐設備.它內部裝有一電動機,在水平雲臺上安裝好攝像機后可調整攝像機俯仰的角度,達到最好的監視效果后可由電動機接受來自控制器的信號精確地運行定位.在控制信號的作用下,雲臺攝像機既可自動進行水平掃描監視區域,也可在監控中心值班人員的操縱下跟蹤監視對象The system is based on the inner pid regulate function of frequency converter to regulate the living water stress with low constant stress, and the stress signal is sensed by the stress translator as feedback signal and the construction is sent by the computer as the given signal. the water stress is regulated to high constant stress when the fire happens
本論文基於變頻器內置pid調節系統,以管網的壓力變送器壓力信號作為反饋信號,由上位機發出的當前狀態作為給定輸出,調節生活供水壓力使其保持低恆壓狀態;當火災發生時,調節系統管網壓力為高恆壓狀態。During the heat accumulator supplying to users, the electric boiler usually try to make heat by starting at low price of electric and stopping at high. in general, the system of electric boiler with heat accumulator runs according to experience to utilize the time - of - use electricity price or controlled by the signals of water level or temperature
當前運行的蓄熱式電鍋爐供熱系統中電鍋爐的啟停控制一般有兩種方式:一種是根據分時電價和用戶熱負荷由人工啟停,另一種是根據蓄熱器的水位或水溫信號由自動控制裝置啟停。This paper develops a whole - course alarm unit for pulsing vacuum high - pressure steam sterilization to monitor hydraulic pressure, vacuumizing ability, sterile time, sterile pressure and drying time. the unit alarms if any parameter mentioned above is out of order
現特設計一種滅菌全過程監測的報警裝置,可對水源壓力、高壓蒸汽滅菌器真空度、滅菌器夾層壓力、滅菌器內室壓力及計時進行實時監測,當任一程序在使用中出現異常時,報警裝置將發出準確部位的報警信號,提醒工作人員及時排除故障,保障滅菌效果。Abstract : this paper describes the principle and the methed of the telecontrol system of water - level monitoring, which realizes the autom atic measurement of the water - level, transmitting of water - level signals by ra dio, and water - level display and preset - point alarm by use of microcomputer co ntrol technique
文摘:主要闡述了遙控水位監測系統的工作原理及實現方法.該系統能進行貯水池水位的自動檢測、水位信號的無線傳輸,並能藉助微機控制實現水位的顯示和定點報警This system use the floater style sensor, mechanical encoder to get water - level signal, and use the at89c51 single chip system to transform the signal into water - level data, use modem through pstn to transmit data for a long - distance, and designed a information management software system hi the irrigation works bureau information center for communication and data management. the structure of the system was discussed in the thesis
該系統使用浮子式傳感器、機械式編碼器獲取水位信號,利用at89c51單片機系統採集水位數據(簡稱:下位機系統) ,採用數據機、通過公共電話網( pstn )遠程傳輸數據,並在泰興市水務局信息中心通過主控計算機(簡稱:上位機)進行通信及信息系統管理。In the light of the signals of roll angle and water level, we can control the air valve, and use this control method to simulate the controlled passively anti - rolling tank. simulation results indicate that this control strategy is feasible. the controlled passively anti - rolling tank can work in the wide frequency range
控制策略是根據橫搖角度和邊艙液位信號的變化來對氣閥進行控制,採用這種控制策略對可控被動式減搖水艙進行了模擬研究,結果表明所控制策略是行之有效的,可控被動式減搖水艙能在更寬的頻率范圍內達到較好的減搖效果。Finally, the study gives itself plan about information fusion of position system and underwater signal, tallying the measured data of time, position and depth with ground mark
最後,對定位系統與水聲信號之間的信息融合問題給出了自己的方案,使得時間、方位、深度的測試數據與地面標記有良好的吻合。2. a bhlh - type gene osbhlhl was obtained from the rice cdna library by using the rapid cloning pcr. the predicted osbhlhl protein had a nucleus location signal, a putative dna binding domain contained a bhlh - bzip domain
2利用pcr篩庫法,從水稻cdna文庫中克隆到一個bhlh類型的基因,命名為osbhlh1 ,它的推測蛋白結構中含有一個細胞核定位信號和一個可能的與dna結合bhlh - zip結構域。Reeenly, with the development of underwater acoustic technology, matched field processing tecboques have been widely used in source localization and become one of the most boortan methods of acoustical signal processing
近年來,隨著水聲技術的不斷發展,匹配場處理技術在聲源定位中得到了廣泛應用,已經成為水聲信號處理的重要手段之一。分享友人