泵速度 的英文怎麼說

中文拼音 [bèng]
泵速度 英文
pump speed
  • : 名詞(吸入和排出流體的機械) pump
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
  1. In the study of the lumber carrier, one of the very important problem is the in spot and ultimate station due to flooding which will bring tremendous threat to the ship because of the few holds in order to study the lumber carrier buoyancy, stability and longitudinal strength under the condition of flooding, the paper adopt fundamental ship principle and iterative and accumulative concept on the basis of insumersibility theory to detailedly calculate the flooding speed flooding amount front draft after draft stability and longitudinal strength considering the ship " s sinking and inclination which will change the center of gravity and the loading station both in hold and on deck and the effect of flooding and lumber amount in holdo in the last, the paper introduces an example of the actual ship named " fei yun ling " and makes a contrast between not taking measure and taking measure which draws a reasonable conclusion and comes up to some advice the method avoids the cockamamie calculating while insures enough precision the paper draws a conclusion that not all the lumber carrier will submerge when suffering the damaged flooding if the loading or measure is suitable

    為了研究運木船舶在破艙狀態下的浮性、穩性和強,本文在抗沉性理論的基礎上,運用船舶基本原理,採用了迭代和累計的思想,將船舶的進水過程劃分為很多次進水的積累,詳細計算了運木船在破艙進水的過程中,考慮到各種破艙參數、船舶本身的下沉、艙室內木材、甲板貨的裝載情況和在進水過程中船舶本身的傾斜對進水重心的影響,以及艙室內的進水量和木材對破口處進水的影響,船舶總的進水、進水量、首尾吃水、穩性的實時狀態和最終船舶的總縱強,給出了計算實例,並進行了在採取用抽水前後浮態參數的對比,得出了該船舶在艙室內的貨物積載量達到某個數值時可以保證船舶在破艙進水時不會沉沒,或者在當開口小於某數值時,採取適當的措施后,可以使船舶避免沉沒。
  2. Changes of the longitudinal and transversal wave velocities in different directions and the rock velocity anisotropy as a function of confining pressure have been studied under laboratory ultrasonic frequency for shale and sandstone with marked foliation, which had been saturated by the fluids with different viscosity kerosene and vacuum pump oil and salinity distilled water, 50000

    利用不同黏煤油和真空油不同礦化蒸餾水50mg l和150mg l的nacl溶液的流體對頁巖和具有明顯層理的砂巖進行飽和,在實驗室超聲頻率下研究樣品不同方向縱橫波以及各向異性參數
  3. Based on the ostwald - de waele equation, the leakage characteristics of power - law transmitted by helical gear pump are researched, and the leakage model of power - law in the clearence is founded, and - the velocity distributing and the leakage capacity are worked out by the boundary condition. the power loss of leakage is got through the clearence leakage capacity, and the friction power loss is attained by the velocity distributing. the mathematic calculation model

    利用冪律流體本構方程,首次對聚合物流體在斜齒齒輪中的漏流特性進行了研究,建立冪律流體在間隙中的泄漏模型,利用邊界條件求出分佈及泄漏量;由間隙泄漏量得到漏流損失功率,由分佈得到流體摩擦功率損失,並得到間隙最優解的數值計算數學模型,同時給出實例及數值計算結果。
  4. Compared with the mud on wall form hole technology, clash stake technology or vibration sink pipe technology used in complex foundation stake forming, it has advantages of no vibration, no pollution, and no noise. in addition, since the concrete pressed into the drill stem sent vibration free concrete to the pump, so it is eas y to ensure the quality of the stake body. compared with the mud on wall and dry work form hole technology, the side obstruction and end obstruction of screw drill press concrete stake have all been accordingly improved, the weight bearing is better, and the transmutation of the complex foundation is less

    其中,螺旋鉆孔壓灌混凝土成樁技術自研製以來,已在多項復合地基工程中進行了應用,較好地解決了軟弱地層成孔困難的問題,適應地質條件范圍廣,成樁較快,工期短、工效高;與復合地基成樁時的泥漿護壁成孔工藝、振沖樁工藝或振動沉管工藝施工比較,具有無振動、無污染、無噪音的優點;另外,壓入鉆桿內的混凝土為送免振混凝土,因此樁體質量易於保證;與泥漿護壁和干作業成孔工藝相比,螺旋鉆孔壓灌混凝土成樁的側阻和端阻都有相應的提高,樁的承載性能較好,復合地基的變形較小。
  5. It is the combination of computer - controlled water pumps and stroboscopes that make the droplets appear to suspend or drift upwards and downwards

    你能夠看到水點在空中停留或上下飄移,全賴展品背後十多組由電腦控制水流的水和可調頻閃儀。
  6. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚(底部高)與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進行了分析,獲得了坯料在不同凸模行程下的等效應變場、場等場變量及凸模行程-載荷曲線,同時對油定子成形過程的影響因素等進行了分析,優化並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油定子件,並將模擬結果與生產實驗結果進行比較。
  7. The quoting document of tender is written by handwork in daqing esp company tody. in the rival, using this method, the efficiency is low, and reflection is slow, it mikes many difficulties to obtain the trade

    大慶電公司投標報價一直採用手工作業方式編制,在參與國內外市場競爭中,暴露了工作效率低下,反映慢等缺點,顯示出傳統報價模式與現代化生產之間的突出矛盾。
  8. By comparing the operation performance of the different working substance heat pump, it indicates that operation performances of these heat pumps are rather similar. in the heat pump system, hcfc22 and hfc134a are excellent alternatives for cfc12

    結果表明提出的模型具有較高的計算精和計算;同時也表明了hcfc22 、 hfc134a作為cfc12的替代工質在熱中具有較好的運行性能。
  9. In chapter four, according to the analysis on the boundary theory and velocity field of main fluid zone of two - phase fluid pumps, the parameter equations of vane ' s modular curve of centrifugal pump are given, which contact the boundary " layer and eular theory of two - phase fluid pump by the fixing angel of vane as variable and leading into the velocity coefficient a. the results show that, in designing process of vane ' s modular curve of centrifugal pump, the determination of the total shape and parameters relates the flow properties of two - phase fluid and output ability of pump, or the design of the modular curve of centrifugal pump is the kernel of hydraulic design

    第四章依據固液兩相流的邊界層理論及對主流區場的分析,給出了離心葉片型線的參數方程;它是以葉片安裝角為參變數,以引入的系數k _ v作為中間因子,將兩相流的邊界層理論和歐拉理論聯系起來? ?它說明了這樣一個事實,在離心葉片型線的設計過程中,它的整個形態或參數的確定都關繫到兩相流體的流動特性和的輸出能力,或者說,離心型線的設計是其水力設計的核心。
  10. The site concrete pump is designed for a delivery rate of 87 m3 / h and maximum pumping pressure of 100 bar

    "現澆混凝土設計的輸送為87立方米/小時,最大送壓力為100巴。
  11. The equipment is made up of oil pump set ( driven by gasoline engine 、 electric motor or manpower ) 、 3 - stage telescopic jack 、 horizontal displacement set 、 rescue riggings etc. according to the railway accident, the equipment can rerailing the derailed wagon 、 overturn them out of demarcation or horizontal displace them out of demarcation. the equipment has the characteristics of rapid rate 、 easy operation and high reliability etc. the equipment is suit for railway rescue team to deal with complex derailing accidents and it ' s an efficient implement for improve rescue ability of railway rescue team

    該機具由站(手動或機動) 、三級千斤頂頂升裝置、橫移裝置、臺車索具等組成,根據現場事故情況,可選擇將事故車起復復軌、整體翻出限界、整體移出限界,具有省時快、操作簡便、安全可靠等特點,適合救援隊處理較復雜的車輛脫線事故,是提高救援隊能力的一種有效工具。
  12. According to non - newtonian fluid mechanics theory and mathematical method, conbined with plunger moving property, the hypothesize fluid is imcompressive, hydraulic radius of flow of liquid in crevice is very little, and it is laminar flow, the flow is treated fixed continuous flow at every instant position of plunger, equation of motion and boundary condition were set up in condition of concentric and eccentric of pump barrel and plunger

    運用非牛頓流體力學理論和數理方法,結合抽油柱塞運動特點,假設液體為不可壓縮的,液體在縫隙中流動的水力半徑很小,呈層流流動,柱塞在每一位置的瞬間,流動做定常流處理,建立了筒與柱塞同心和偏心兩種情況下運動方程和邊界條件,引入無量綱坐標、無量綱和柱塞與筒偏心配合時的縫隙高,並給出縫隙流流、流量的解析解。
  13. The key items include the car sinking, constant speed characteristics, inspection function, auto relevelling function and level accuracy, etc. the research contents focus on the following three parts : firstly, research on effects of system parameters on car sinking has been completed. secondly, the constant speed performance with the compensation of internal leakage of pump / motor is improved. lastly, research on improvement of the car level accuracy and contrast to that of traction elevators is presented, and the reasons of low car level accuracy of hydraulic elevators are discussed

    重點研究了三方面內容:一是研究了停層沉降特性及影響電梯轎廂停層沉降特性的各種因素;其次是通過負載壓力補償液壓馬達內泄漏來改善電梯轎廂穩定性;最後是液壓電梯平層精的理論和實驗研究,並與曳引電梯的理論模型進行了對比,闡述了液壓電梯平層精低的原因,理論探討了影響液壓電梯平層精的主要因素。
  14. The experiment shows that by changing the velocity coefficient, the separation of boundary layer on pump vane can be controlled, and the performance of pump is improved and its hydraulic efficiency

    實驗證明通過改變葉片型線參數方程中的系數的取值,可以控制邊界層的分離,進而改善的性能,提高其水力效率。
  15. Although the flux per revolution of the optimized pumps is a little smaller than that of tatsuno combined pumps, other characteristics, such as fluctuation rate, maximum pressure angle and velocity fluctuation rate etc, are much better. the methods to cut gears are proposed in the theory for the practical produce in the future

    雖然,在體積相等的條件下,優化出來的外圓弧包絡線內嚙合齒輪的排量略小於tatsuno組合的排量,但其它性能(如:流量脈動率、最大壓力角、波動量)都更優。
  16. This dissertation focus on a innovation methods for inverter controlled hydraulic elevator system applying pressure accumulator as the " pressure - energy transformer ". the required power supply and running energy can be reduced remarkably when accumulators storing and releasing pressure oil. then the key items about hydraulic speed control system based on the ens 1 - 2 and other hydraulic elevator standards are investigated in detail

    本論文主要研究了採用蓄能器-液壓馬達構成的「壓力-能量轉換裝置」來儲存釋放變頻驅動液壓電梯系統的能量,從而降低液壓電梯裝機功率和運行能耗的新方案;在此基礎上,根據國內外液壓電梯的標準進行了與控制相關的關鍵項目測試,最後針對本課題研製的節能控制系統與當前市場上幾種典型的液壓電梯控制系統進行了能耗對比研究。
  17. In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards

    論文第三章針對組成系統的各個模塊進行了機理建模,並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究,主要針對影響系統特性的主要參數變化,動態分析系統的輸出特性,在上下行工況中,分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響;最後對軸向柱塞馬達的流量壓力脈動對電梯轎廂的影響和蓄能器內油液體積損失機理進行了理論研究。
  18. Statistics and analysis of amplitude domain parameters of the vibration acceleration signal measured during closing of the pump valve shows that, by using this diagnosis method, the feature information of the pump valve failure can be extracted effectively, and the failure information features are rather obvious

    通過對測取的三缸閥箱上閥關閉過程振動加信號的幅值域多參數的統計分析證明,採用振動信號幅值域多參數診斷法可有效提取閥失效故障的特徵信息,且故障信息特徵非常明顯。
  19. The flow equations are solved using finite difference technique. using body - fitted curvilinear coordinate system treated the boundary conditions. by iteratively solving the flow governing equation and the blade equation, the design of axial flow pump impeller in the quasi - three - dimensional rotational flow can be performed according to the angular momentum distribution, the blade which was designed in the lifting method, flow channel and the blade thickness given

    其次在流動無粘性、不可壓及考慮葉片厚的條件下,依據葉輪內的流動特性,推導了葉輪內三維流動周向平均流動控制方程以及葉片方程;在貼體坐標系中,採用有限差分法求解流動方程和葉片方程;在採用升力法設計出的葉片作為初始葉片、給定葉片矩分佈、葉片厚分佈和葉輪軸面流道幾何形狀條件下,迭代求解流動控制方程及葉片方程,實現了軸流葉輪的準三維方法設計。
  20. Standard test method for measured speed of oil diffusion pumps

    測量油擴散泵速度的試驗方法
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