流體計量器 的英文怎麼說
中文拼音 [liútǐjìliángqì]
流體計量器
英文
fluid meter- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 體 : 體構詞成分。
- 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...
- 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
- 流體 : [物理學] fluid; fluor流體力學 fluid mechanics; hydromechanics; 流體生物學 hydrobiology; 流體運動學 hydrokinematics
- 計量 : calculate; estimate; meterage; metering; batching; measure
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Lk - coriolis mass flowmeters made according to the coriolis mass inside prineiplecloses the dischange apperrance of the fluid quality. discharge inside the piping, its structure be generally spread feeling machine and signal by signal diagraph to comvert to machine two part constituce
Lk系列質量流量計是根據科里奧原理製造的一種新型的直接測量封閉管道內流體質量流量的流量測量儀表,其結構一般由信號測量傳感器和信號轉換器兩部分組成。The main features of the apparatus are focus on small volume, light weight, no iron core, no magnetic saturation and no ferreous resonance, moreover, related advantages such as the large range of transient and frequency response, excellent electrical magnetic compatibility, oil - free configuration, reliable insulation structure, are all the trends of current transformer in the future. meanwhile, it should agree with the future power gauge and digital, computer, automatic relay protection. it will meet the demand of digital power network
它具有體積小、重量輕;無鐵芯、不存在磁飽和與鐵磁諧振問題;動態響應范圍大,頻率響應寬;抗電磁干擾性能強;無油化結構、絕緣可靠、價格低等優點;是未來電流互感器發展的方向,是新一代電力數字網發展的需要,適應電力計量和保護數字化、微機化和自動化發展的潮流。For example, it can enter human body to inspect inner organ, deliver drug to assigned spot and operate local body surgery. supported by the nation nature science foundation of mechanism, structure and control study on swimming micro robot in liquid ( item no. 69885002 ) and guangdong province science foundation of research on swimming micro robot in liquid ( item no. 980402 ) and guangdong province education department foundation of research on micro pipe robot driven by liquid self energy ( item no. 010043 ), this dissertation mainly study on the designing and manufacturing of swimming micro robot and its swimming performance, building up and analysing the dynamic model, natant problem of swimming micro robot and controlling the swimming velo city
本論文得到國家自然科學基金項目「泳動微機器人的機理、機構和控制」 (項目資助號: 69885002 ) 、廣東省自然科學基金項目「液體中泳動微機器人的研究」 (項目資助號: 980402 )和廣東省教育廳基金項目「基於流體自身能量的微管道機器人研究」 (項目資助號: 010043 )等的資助,主要對在液體中運動微機器人的國內外研究現狀、水生生物推進機理及其對泳動微機器人研究的借鑒和啟發作用、泳動微機器人的設計與製作、微機器人動力學模型的建立與分析、微機器人的自主浮遊與泳動速度控制等方面進行了大量的理論與實驗研究。From the error resource, this paper emphatically analyzes the cause that the metering error produces in the process of crude oil metering with this flowmeter, and discusses the necessity of insulating the prover, installing the automatic sampler and automatic water cut analyzer
著重從誤差的來源分析了用容積式流量計進行原油計量產生誤差的原因,指出了體積管保溫、安裝自動取樣器和自動含水分析儀的必要性。This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux
本文介紹了lf精煉爐底吹氬過程式控制制系統的工作原理、工藝要求、建模過程、控制策略以及控制系統的實現。通過對精煉爐底吹氬過程式控制制系統進行研究與分析,並根據流體力學的有關知識以及有關數據(其中包括設計數據、試驗數據和運行數據) ,建立起了被控對象的平均神經網路模型和執行機構(即pwm調壓器和pcm調流器)的數學模型。在此模型的基礎上,從底吹氬工藝要求和控制系統的實際情況出發,提出了壓差內環模糊參數自適應pid控制策略和流量外環模糊pi復合控制策略,以實現氬氣流量的精確控制。The gas feed automation system, which includes field instruments, gas feed controller, wireless remote supervising system, and so on, will realize following functions : gas flow measurement, gas pressure and temperature measurement, gas flow control, gas pressure regulation, intermittent gas lift, wireless remote monitoring, and etc. this paper will discuss the following content in detail : first part is introduction
該自控系統包括現場變送儀表、氣舉配氣控制器和無線遠程監控等,主要完成天然氣流量計量、氣體壓力溫度檢測、天然氣流量控制、管道干壓調節、間歇氣舉以及遠程監控等功能。本文將會重點介紹以下內容:首先是概述部分,簡要介紹了氣舉採油技術和氣舉配氣系統的地位和現存問題,並介紹了配氣自控系統的主要性能和優點。In order to look for the key factors governing fluidization characteristics in the dense phase pulverized powder feeder, the effects of the different operating conditions and the geometrical variables on the mass ratio of powder and gas and the stable conveying time of the system were investigated in the self - developed special dense phase powder conveying test - bed
摘要為了尋找影響濃相粉體給料器流化特性的關鍵因素,在自行設計的專用小型濃相粉體輸送試驗臺上,考察了不同操作參數和結構參數對輸送固氣質量比和穩定給粉時間的影響,總結了各因素對流化質量的影響規律。The subject inducts digital time division technology ( pwm ), which is more advantageous at the accuracy and the predigest of hardware than simulant multiplication. what they call measuring power energy reasonably is that measuting except harmonics power energy fed back power. yet it realizes reasonable measurement of power energy which measures by base wave ac parameters method base on digital time division
本課題引入了數字時分割( pwm )脈寬調制技術,在測量的準確性、硬體電路的簡化等方面都比模擬乘法器具有較高的優越性。所謂合理的計量電能,就是不計非線性負載回饋給電網的負的諧波電能,而採用基於數字時分割的基波交流參數測量的方法,真正實現了電能的合理計量。Experiments on the gas flow patterns in the flowmeter prove that the algorithm used in arm digital gas mass flowmeter is capable of significantly improving the sensitivity of the heat sensor, hence superior in terms of the measurement of gas mass flow
並將此演算法應用於以arm處理器為核心的數字式氣體質量流量計中實驗證明,該方法能夠明顯改善熱式傳感器的動態響應速度,實現其快速補償。Quantum capture is a complicated process and capture time computation and experiment test are provided. it is difficult to ascertain carrier ' s transportation and distribution in multiply quantum wels and tunneling time and heating emitting time computations are also provided. optical gain whose formula is complicated is a critical parameter and it is useful for structuring model to obtain a concise formula by means of experiment curve
詳細說明了確定半導體激光器速率方程的一些重要參量的方法,如:載流子在三維sch區的輸運行為對激光器的調制特性有較大影響;量子阱對載流子的捕獲是一個復雜的過程,文中給出了量子捕獲時間的計算方法以及實驗證明;多量子阱中載流子輸運與分佈也是相當復雜的問題,文中給出了隧穿時間與熱發射時間的計算方法;光增益是關鍵的參量,它的解析式相當繁瑣,由實驗曲線擬合其較為簡明的經驗式,對定模工作是有利的。Verification scheme of gas flow measuring instruments
氣體流量計量器具檢定系統The measurement of oil / water two - phase flow is primarily accomplished by the combination of total flow rate and holdup measurement, and at present, the rotator flowmeter is used to measure the total flow rate. since the rotator flowmeter has movable parts, which makes its responsibility behave nonlinearly under poor environment of me under hole whose fluids have very complex and changeful characteristics and affects the measurement precision. what ' s more, the widely used centralized measurement instrumentation meets problems in oil wells characterized with high production or high water cuts
通常油水兩相流測量主要是通過總流量和持率的測量組合來完成的,目前在總流量的測量中主要使用的是渦輪流量計,由於渦輪流量計具有可動部件使其在流體特性復雜多變的惡劣井條件下的響應呈非線性變化規律,影響測量精度,此外,普遍採用的集流型測試儀器在高產井及含水率高的油井中使用也遇到困難,為此,一種新型的適合非集流型點測的測試方法和測試儀器亟待發展和推廣。On the purpose of catching up with the advanced level of the world, and developing microinjection devices of ourselves to promote the chinese gene engineering, this paper is dedicated to the design and fabrication of the microinjection volume controller and the research on the detection of microinjection volume by micro - vision, based on looking into the advanced products mentioned above and researches on the dynamical characteristics of the dna micro - fluid from both theoretical and experimental aspects
為了追趕世界先進水平,同時也為了開發具有中國特色的顯微注射設備,以推動我國基因工程的發展,本論文在深入調查了解國外先進產品,以及從理論及實驗方面對dna微流體的動力學特性進行研究的基礎上,致力於微注射量控制器的設計與研製,以及顯微視覺檢測技術的研究,以便對其進行更有效、更精確的定量控制。In order to analyze the fluid dynamic characteristic in seawater pipeline system, the test device of fluid dynamic characteristic in seawater pipeline system is set up. in this experiment, the velocity of pressure wave propagation is measured by frequency analysis technique and the measured result is reliable. according to the frequency analysis technique and a basic theory of linear transfer matrix, the pulsation pressure value in pipeline is predicted by the measured values from four pressure transducers
為了分析海水管路系統內流體的動態特性,建立了海水管路系統流體動態特性實驗臺架;在實驗中利用譜分析技術對壓力波傳遞速度進行了測量,測量結果可信;並利用譜分析技術及線性傳遞矩陣基本理論,通過多個壓力傳感器的測量值預測了管路中的脈動壓力值,實驗結果與理論計算之間吻合很好;分析了流體動態特性實驗臺架本身的自循環特性對海水管路系統中脈動壓力測量的影響。In the thesis the low drag - low noise optimization of the vehicle main form design is realized, main accomplishments are as follows. researched the knowledge of drag and flow noise, the parameters of the boundary layer are calculated by the hess - smith method and boundary layer momentum integral method. the calculation of the length of transition zone and change in boundary layer displacement thickness between laminar and turbulent states in the transition is improved, then the drag coefficient and self - noise from the transition zone are calculated as the objective functions of the optimization
主要研究內容和成果如下:對航行器繞流流場進行分析,深入研究了阻力和流噪聲產生機理,建立了阻力系數和自噪聲的評估數值計算模型;採用物面分佈源匯法和邊界層動量積分法對繞流流場的流體動力參數進行計算,改進了轉捩區長度和邊界層位移厚度的計算,應用於航行器頭部駐點自噪聲的計算;最後設計了阻力系數和自噪聲數值計算程序模塊。For difficult - to - treat feed, the operation system must be improved : the reactor internals and distributor trays modified, reactor volume increased, active catalyst chosen and dense loaded, and operated at a higher severity
如果使用難脫硫進料,則操作系統必須改進,包括反應器內部及流體分配的設計改善、增加反應器容量或增設反應器、採用並密填活性較高之觸媒以及增加操作苛刻度。It ' s a spr instrument based on angular interrogation, which can fulfill not only wide range but also highly sensitive angular scan. utilizing the principle of virtual instrument, an expandable, easy to use system control and data processing software is presented. micro fluid injection system, spr chips and temperature - controllable flow cell are developed as the accessories of the spr instrument
它是一種基於高精度機械掃描結構的諧振角調制spr系統,採用先進的虛擬儀器技術以及嵌入式微控制器為主體的儀器;設計、編制了操作簡便、功能完備的信息處理軟體和操作控制軟體;設計和製造了配套的小型流動注入系統、溫控測試池及可批量制備的spr生物傳感晶元等,具有創新性。On the base of the quasi two - stage compression heat pump system with economizer, considering that it can make use of the pressure energy of liquid with high pressure and minish energy losing of the system, ejector is adopted to replace the throttle in the assistant loop, and design the quasi two - stage compression heat pump system coupled with ejector
本課題正是在帶閃發器準二級壓縮熱泵系統的基礎上,考慮到噴射器元件可以有效利用高壓流體壓力能,減小系統能量損失的優點,將其引入系統以替代輔路節流閥,設計出了準二級壓縮?噴射復合熱泵系統。Zhonglong instrument co. ltd is a hi - tech enterprise specialized in manufacturing flowments. the headpuarters is located in qixianling industrialization base of dalian hi - tech zone. our company is the director unit of the flowinter committee of china metrological measuning institute and china instrument manufacturer association ( cima ). the standing director unit of liaoning province quality and technology supervision association ; and the professional flowmeter committee of liaoning province metrological measurin institute is located at our company. our company has established the subsidiaries of yantai zhonglong instrument co. ltd. shanghai zhonglong industrial co ltd. harbin zhonglong instrument co ltd and beijing zhonglong weite instrumentation co, ltd. shandong fangyuan measurement instruments test co. ltd. by means of share holding. it ” s a stock enterprise integrated with research and development, manufacturing, markting and service of flowmeters
中隆儀表有限公司是一家專業生產流量儀表的高新技術企業.公司的總部設在大連高新園區七賢嶺產業基地,是中國計量學會和中國儀器儀表協會流量委員會的理事單位;遼寧省計量測試學會流量主要委員會所在單位.公司已參股控權形式設有煙臺中隆儀表有限公司.上海中隆實業有限公司.西安中隆儀表有限公司.沈陽中隆數碼科技有限公司.哈爾並中隆儀表有限公司.北京中隆維特儀器儀表有限公司.山東方圓計量器具檢測有限公司.是集流量儀表研發.製造.銷售和服務為一體的股份制的企業On the basis of analyzing the result of the test, we have improved the structure of the damper and revised the systematic model. we have experiments on the damper to test its damping performance. comparing with the simulation force - displacement curves, we gave an explanation of why the factual force - displacement have aberrances, which gave warrants to the parameter design and structure ' s improvement. we found the state equation of the semi - active suspension on the semi - active adaptive control strategy and use computer simulations to compare the passive suspension structure and er semi - active suspension. computer simulations indicate that er semi - active suspension have greatly improved driving smoothing and control stability. at the same time semi - active suspension is of simple structure and low cost. so in the long run, the semi - active suspensions may have wider application
在對試驗結構進行分析的基礎上,改進了減振器的結構,修正了系統的模型;對自適應減振器性能進行了大量的測試,通過與模擬結果比較,分析了造成示功曲線局部畸變的原因,為機構及其參數設計以及改進提供了依據;基於振動半主動自適應控制策略,建立了半主動懸架系統的狀態方程,並且進行了模擬,從而得出與被動懸架結構相比,採用電流變流體減振器的半主動懸架在汽車行駛平順性和操縱穩定性上均有較大的改善,性能大為提高。分享友人