流量容力 的英文怎麼說

中文拼音 [liúliángróng]
流量容力 英文
flow capacity
  • : 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...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • 流量 : rate of flow; flow; runoff; discharge; throughput; (flow) rate; quantity (of flow); flux
  1. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    體噪聲主要來源於輸出脈動,造成輸出脈動的主要原因是閉死積在大圓弧段壓切換時產生的瞬時高壓迴,在配盤上開設v型尖槽可降低因高壓迴而引起的體噪聲,本文以截作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配盤上的v型尖槽進行了理論計算,繪制出p - t圖線,分析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為等邊三角形。
  2. This paper supplied a new way through variable frequency variable speed ( vfvs ) to change its output flow rate and adding a constant - pressure - drop valve, which could solve the defects in hydraulic pressure servo control system, such as low efficiency in control system, short life, poor ability in resisting pollution, low efficiency in driving system and flow rate, pressure pulse. and this way was proved to be effective

    本論文針對傳統伺服控制系統效率不高、元件壽命短、抗污染能差、驅動系統效率低、存在及壓脈動等缺陷,利用先進的交變頻調速技術改變液壓泵轉速的積調速新方法,提出了在液壓系統中加一個定差減壓閥的新思路,較好地解決了液壓伺服系統存在的上述問題。
  3. With the deveiopment of hydraulic technology, hydraulic system and hydraulicequipment are more complicated, hydraulic technology is more widely and morecomp1icatedly used in agricultural machine and their malfunction is more difficu1t to bedetected. fault diagnosis of hydraulic system is not as apt to be observed as that of themechanical equipmeflt or is not as easy to be detected as that of electric equipmeflt bymu1tipurpose meter or other meters. flux meter gage and pressure gage ca n ' t meet the needof fault diagnosis for hydraulic system because its working medium and workingcomponents are hiding inside the sealed vessel

    隨著液壓技術的發展,液壓系統及液壓設備越來越復雜,液壓技術在農機上的應用也變得廣泛而復雜,農機液壓系統的故障診斷也越來越困難,液壓系統的故障診斷不象機械設備那樣直觀,也不象電氣設備那樣通過萬用表等儀器測得,液壓系統的工作介質和工作部件都在密閉的腔內,計、壓表等測儀器遠遠不能滿足故障診斷的需求。
  4. In the part of theory study, based on the research fruit which the scholars before had made, from the competition ' s and competitiveness ' s initial definition, the essential connotation can be dredged up. depend on the analysis of the charter and function, the city ' s functions can be definituded as which cluster is means and diffuse is purpose. that is, the function of cluster can streghten through diffusion, the integrative competitiveness advantage reflects those functions together flatly. so, based on the shanghai social & science academe ' s and ni pengfei ' s urban competitiveness model - - goss, quality and flux can be used to contain the abundance content of urban competitiveness, as a result, the urban competitiveness indicator system can be established

    在理論研究部分,在整合前人研究成果的基礎上獨辟蹊徑,從競爭和競爭的原始定義出發挖掘城市競爭的基本內涵,通過對中心城市特徵和職能的分析,明確了城市經濟集聚的目的是為了擴散,擴散才能進一步增強集聚的能,而綜合競爭的優勢則恰恰在這一點上集中反映了城市集聚和擴散功能的強弱;最後借鑒上海社會科學院和倪鵬飛的研究模型? ?用總、質三個一級指標來涵蓋城市競爭的豐富內,並由此架構評價指標體系。
  5. Oilhydraulic ; hydraulic pumps and hydraulic engines, geometrical displacement - volume, rates

    液壓學.液壓泵和液壓馬達幾何排-
  6. In the case of electric networks, as well as hydraulic or pneumatic systems, the through quantity is conceived of as a flow and is intuitively easy to visualize.

    在電網路,水或氣體系統的情況下,被設想成,這是易直覺地想象出來的。
  7. The verify experiment proves that its ratio and phase characteristics are much better than ordinary ones and the precision is enough for measure use. zero - flux current transformer can ’ t obtain absolute zero flux because residuary flux, so when the secondary turns is too small it will not satisfying. to improve the precision further, proposes a method to compensate zero - flux current transformer using capacitance parallel connected coil and deduces it

    為了進一步抵消剩餘磁通,提高互感器的精度,提出了一種並聯電線圈補償零磁通的方法,並進行了理論推導,設計了基於該方法的100匝電互感器,通過校驗證明它可以改善零磁通電互感器的比差和角差特性,提高互感器的精度,將電互感器的二次匝數由普通互感器的幾千匝降到了100匝,提高了測微小電的能
  8. Hydraulic fluid power - gas loaded accumulators - specification for seamless steel accumulator bodies above 0. 5 l water capacity

    液壓體動.氣體加載蓄能器.第1部分:水0 . 5l以上無縫鋼蓄能器體規范
  9. Eev should be selected for various refrigeration systems according to the thermal properties of refrigerants ; the discharge coefficient of eev is sensitive to the aperture and impulse quantity of eev ; when the eev structure is made, the discharge coefficient goes up with the lowering of evaporation temperature or goes down with the hoisting of the condensation temperature. it is le

    對于不同工質的冷藏集裝箱製冷系統,電子膨脹閥應該根據具體製冷劑的熱性質選取;電子膨脹閥系數對孔徑和脈沖數比較敏感;在結構固定時,系數隨蒸發溫度的降低而升高,隨冷凝溫度的增加而增大,受過冷度變化的影響較小;電子膨脹閥的受孔徑影響最大。
  10. 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、氣體壓溫度檢測、天然氣控制、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: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。
  11. Many geological and hydrological factors of the river section, where the yellow river water intake engineering is laid out, such as the capacity of the reservoirs along the river section upstream and downstream, the rate of the flow discharge, the erosion and silt of the watercourse, the form of the riverbed and the water current, ice tuck, the convergence of the upstream branches of the river section, flood crest, sand crest size, the capacity for flood discharge of the watercourse, the effect of flood control structure around and the impacts on surrounding environment and the third person " s legitimate rights and interests, should be considered

    黃河取水工程的布設要考慮工程所處河段的地質水文等諸多因素。如該河段上下游水庫的庫,泄水、河道沖刷、淤積、河床形態、水形態、冰塞、河段上游的支匯入、洪峰、沙峰的大小、河道行洪能的大小、周圍防洪工程的影響及對周圍環境和第三人合法權益的影響等等。
  12. Ananasis on the short - eircuit current of the infinitely great electric power system

    無限大系統負載短路電簡析
  13. According to the experimental parameters of mpt, the main performance parameters of different propellants have been given by engineering performance computation under designed and working states, which has great importance for the experimental research and the future work. 2. for helium and argon, the factors which influence on mpt ' s vacuum steady work have been discussed such as the material of microwave tie - in, the distance between the probe and inner - conductor, the position of the inner - conductor, the input power of microwave, the mass flowrate of propellant and the vacuum pressure of environment, and the influence has been discussed of the microwave power and the mass flowrate of propellant on the pressure of the resonance cavity, thrust, reflected power and the temperature of the resonance cavity

    論文的工作和新見解主要包括: 1在設計狀態和工作狀態下,根據mpt的實驗參數,對mpt使用不同工質時的性能進行了工程估算,這對mpt現階段的實驗研究和今後的研究有重要的指導意義; 2對于he 、 ar推進工質,討論微波的接頭材料、探針與內導體的間隙、內導體的位置、微波的輸入功率、工質的質以及環境真空度對mpt真空啟動和穩定工作的影響,並探討微波的輸入功率、工質的質對諧振腔壓強、推、反射功率以及諧振腔溫度的影響; 3對于n _ 2 、 h _ 2 、 nh _ 3 、 h _ 2o推進工質,主要討論與he 、 ar工質不同的特性,並從長遠的眼光和工程應用的角度,認為其可行性不置疑,潛在優勢不可忽略,是未來mpt應用的主推進工質。
  14. 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、軸系摩擦矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體積、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;最後對軸向柱塞泵馬達的脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。
  15. Based on the analysis of satellite images of various periods, landform data and river channel transverse section evolution in the lower yellow river, the characteristics of the river channel boundary condition changes at different location are clarified as middle flood channel flood transport width and area are evidently decreased especially for the main channel with comparison to 1950s, beach area that is unimpeded before become blocked because of road, irrigation channel constructed on it, and consequently intensify high edge of beach and lowering dyke and river

    在現場查勘的基礎上,通過對丹江口水庫和小浪底水庫攔沙初期下遊河道演變、排洪能變化特點的對比,分析了黃河下游防洪面臨的新形勢:小浪底水庫攔沙初期,下遊河道發生沖刷,但艾山以下窄河段沖淤變化不大,近年來形成的淤積萎縮的狀況難以很快改觀,游蕩性河段調整劇烈,工程出險機遇增大,河道水位關系中水以下部分同水位明顯降低,中水以上部分水位降低幅度可能會明顯偏小,防洪形勢仍不樂觀。
  16. In terms of contents of the article, it firstly defines tax planning which means that by means of present taxation laws, tax - payers who obey taxation laws exercise the rights of themselves actively and fully to plan the paying taxes of operating things in advance, so as to decrease expenditure of tax increase the net cash flow of enterprises and raise its competition

    就其內來說,本文首先對納稅籌劃的含義進行了定位。納稅籌劃( taxplanning ) ,是指納稅人依據現行稅法,在遵守稅法的前提下,主動和充分運用納稅人的權利,站在納稅人角度,事前對經營事項的納稅事務進行策劃,以達到減少稅收支出、增加企業現金凈和提高企業競爭的目的。
  17. Featuring large dirt loading capacity, high flow rate, extended service and precision filtration, cppm150 series can be broadly used in e - coating, paint filtration, industrial process water treatment, drinking water purification applications

    Cppm150系列熔噴濾芯具有納雜質能高,大,服務壽命長和過濾精度高等特點,在電泳漆過濾,油漆過濾,工業循環水處理以及飲用水凈化等方面可以得到廣泛的應用。
  18. 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

    主要研究內和成果如下:對航行器繞場進行分析,深入研究了阻噪聲產生機理,建立了阻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積分法對繞場的體動參數進行計算,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;最後設計了阻系數和自噪聲數值計算程序模塊。
  19. Cold - water high - pressure cleaner for daily commercial use. with its compact dimensions, robust construction and greatest possible manoeuvrability, this unit is a credit to the compact class

    立式冷水高壓清洗機,大清潔劑箱,壓和水可調,清潔劑劑可調,有壓控制開關。構架由一體化高強度塑料製成,設計緊湊小巧。
  20. 3excellent filtering effect with accurate unit of flow rate, pressure and filtering surface

    3水泵及過濾積三者之精確配合,過濾效果極佳。
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