液力測力計 的英文怎麼說
中文拼音 [yèlìcèlìjì]
液力測力計
英文
hydraulic cell-
The pressure drop of the compound tray can be regarded as consisting of dry plate pressure drop, clear liquid resistance, liquid surface tension resistance, and packing pressure drop. the model that has established can fairly predict the pressure drop of the compound tray, the value calculated by the model compared with that detected by experiment is less than 20 %
復合塔板的壓降可認為由干板壓降、清液層阻力、填料層壓降和克服液體表面張力的壓降四部分組成,所建立的壓降計算模型,能較好地預測復合塔板的壓降,計算值與實驗值誤差在20以內,可用於工程設計。Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied
在此基礎上深入探討了旋噴樁的樁土受力特性及其復合地基的加固機理,從影響旋噴樁復合地基豎向承載力的因素入手,基於圓孔擴張理論給出了樁體豎向應力及旋噴樁復合地基的豎向承載力計算公式;通過對噴射漿液、噴射壓力選取、噴射直徑估算、樁長及樁位設計等各種計算參數的深入分析和研究,提出了一套相應的旋噴樁復合地基設計計算方法;通過計算分析,深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土應力比及復合地基壓縮模量的確定,並提出相應的設計方法和修正參數;此外,結合工程應用,對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。On the part of the design of nine - component thrust vector stand, an automatic hydraulic pressure original position calibration system, a scheme of original position calibration, and the great rigidity universal flexible combinatorial underprop are designed. by using the scheme of “ universal flexible combinatorial underprop plus software digital filter ”, the inherent frequency of test stand is improved, and the problem of test stand libration is solved. then, the resolving method of the disturbance between underprops of the moveable frame is proposed, and the disturbance revise equation is deduced
在推力矢量試車臺設計方面,設計了自動液壓原位校準系統、原位校準方案以及大剛度萬向柔性組合支撐;採用「萬向柔性組合支撐+軟體數字濾波」的方案,提高了試車臺動架的固有頻率,解決了試車臺動架的振動問題;提出了動架約束互擾問題的解決方法,推導了互擾修正方程;研究了九分力推力矢量測量誤差分析方法,並計算了推力矢量測量精度。At the same time, the intrapartical diffusion and liquid internal mass transfer can been enhanced by ultrasound field, owing to additional stirring, the increasing rate of intraparticle diffusion coefficient is enhanced, while that of the liquid film mass transfer coefficient is reduced under ultrasound field
模型研究表明: freundlich ?兩相阻力模型計算得到濃度與實驗測定值非常吻合,超聲場能有效地強化浸取粒內擴散與液膜傳質,攪拌作用下超聲強化液膜擴散的的能力降低,強化粒內擴散的能力增強。Abstract : according to sidewall unstable problem during dr illing, the study on sidewall stability is developed. the paper analyses sidewall stress state and sidewall unstable type, and combines with log data and indoor e xperimental result of core. through analysis and calculation, the method of calcul ating slough formation pressure is proposed. by application of the method in 3 wells in yancheng area, result shows that slough pressure section fits in with field practical condition. it supplies some basis for design of drilling fluid d ensity
文摘:針對鉆井中井壁失穩問題開展井壁穩定性研究,文中就井壁應力狀態和失穩類型進行分析計算,並結合測井資料和巖心的室內實驗結果進行分析,建立了一套計算地層坍塌壓力的方法,結合鹽城地區3口井應用對比,坍塌壓力剖面基本吻合現場實際,為鉆井液密度設計提供了一定的依據。Hydraulic load cells ring form for compression force measurement
液壓環形壓縮力測力計Tecsis hydraulic load cells for compression force measurement
Tecsis液壓環形壓縮力測力計Accessories for hydraulic level measuring
液壓液位測力計的配件Measure the density of solid and liquid by the semi - conductor
應用半導體測力計測量固體和液體的密度Standard test method for density or relative density of light hydrocarbons by pressure hydrometer
用壓力液體比重計測定輕烴類物質的密度或相對密度的標準試驗方法Presents the system established by taking variable - speed torque converter with adjustable guide blades as a pilot control unit and forming an open or closed loop feedback control system, and its outstanding advantages, such as high capacity, simplicity, reliability and good transmission efficiency owned by hydrodynamic drive, and the dynamic model developed for variable - speed torque converter with adjustable guide blades by means of theoretical analysis and regression analysis of experimental data, and concluds that the model is sophisticated and simple enough to be used as a tool for design, analysis and computer simulation of a hydrodynamic control system
以導葉可調式液力變矩器作為控制單元組成的開環或閉環液力控制系統,具有液力傳動裝置能容大、系統簡單可靠、傳動效率較高等顯著的優點.通過理論分析和試驗數據的回歸分析方法建立了導葉可調式液力變矩器的數學模型,模型既簡單,又有足夠的工程應用精度,為液力控制系統的設計、動態分析和性能預測提供了必要的理論基礎Provided that the frequency is not too high, oscillating forces can also be measured with hydraulic load cells
假設頻率不是很高,液壓測力計也能測量振蕩力。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。The problem with toggle clamped injection moulding machines is with only the hydraulic pressure meter available there is no way to set an accurate clamping force when the mould is installed and to maintain it constant during injection
用曲軸式鎖緊機構的問題是, (因為)只有液壓壓力測量計可用(用於測定鎖模力) , (所以)無法在模具安裝后設定精確的並在注射過程中維持不變的鎖模力。The method of indirectly measuring force exerted on ground by bucket is used to check cantilever bucket - wheel stacker / reclaimer counter - weight, working out the hydraulic cylinder force to determine the force exerted on ground by bucket and thus counterweight value
摘要針對懸臂斗輪堆取料機配重的校核提出了1種間接測定接地力的方法,即通過懸臂升降液壓缸上下油腔壓力計算出液壓缸受力,進一步推算出堆取料機的接地力,從而確定配重安裝量。This paper describes a computer telecontrol and telemetering system which main purpose is to realize automatic monitor of pressure of powered supports in fully mechanized coal face. this monitoring system is composed of underground part and ground part. the ground part includes a computer, a printer and a ground receiving mainframe. the underground part includes electric source, a communication extension, some pressure extensions and sensors
本文論述一種旨在實現綜采工作面液壓支架壓力自動監測的計算機遙控遙測系統。該監測系統由井上和井下兩部分組成。井上部分包括計算機、印表機、繪圖儀、地面接收主機等;井下部分包括電源、通訊分機、壓力分機和傳感器等。This paper is based on the program of the innovations of novel vegetable - gum drilling fluids, one of the tenth five - year scientific programs by the state power corporation in 2003. aiming at finding out a novel vegetable - gum drilling fluid suitable for boring and coring in the geologically loose sandy pebble layers, this program can make up for the disadvantages of currently used drilling fluids, which are caused by the serious shortages of some natural shrubs, such as sm
本文是以我校承擔的國家電力公司成都勘測設計研究院負責的國家電力公司「十?五」科技攻關研究項目子題「新型植物膠沖洗液開發研究」為依託,項目研究的主要任務就是研製一種適合復雜地層鉆進,特別是提高深厚砂卵石覆蓋層的取芯的高性能的新型植物膠沖洗液,以解決當前野生植物膠沖洗液資源嚴重不足,而應用領域不斷擴大的矛盾。The temperature pressure measuring instruments of the standard programme can be used anywhere where liquid or gaseous materials to be measured do not attack copper alloys, do not crystallise and are not highly viscous
溫度壓力計標準程序的溫度-壓力測量儀可以用於任何液體氣體介質測量,但介質不能腐蝕銅合金結晶或高粘稠。The hydraulic force measuring devices are exclusively intended for measuring static chucking force at rotating chucks
液壓測力儀是專為測量旋轉卡盤中靜態夾緊力設計的。For force measuring instruments of measuring ranges from 60 kn up to 3 mn, calibration will normally be performed by using the two hydraulic force standard machines
002 % 。校正60kn至3mn范圍的測力計,一般採用兩部液壓式標準測力機。分享友人