液壓損失 的英文怎麼說

中文拼音 [yèyāsǔnshī]
液壓損失 英文
hydraulic loss
  • 液 : 名詞（液體） liquid; fluid; juice
  • 壓 : 壓構詞成分。
  • 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
  • 液壓 : hydraulic pressure液壓泵 hydraulic pump; 液壓表 hydraulic pressure gauge; hydraulic pressure indi...
  • 損失 : 1. （失去） lose 2. （失去的東西） loss; wastage
  1. Long - hole and geometrical proportion type of mixing unit is finally adapted in lpg supply system, and power and torque output of lpg engine are improved by increasing compression ratio, and ignition characteristic is tried to adjusted to satisfy engine performance. meantime emission performance and noise level of lpg engine at full - throttle and other various part - throttle operations are tested and compared with former gasoline engine. ( 3 ) it is verified by engine dyno tests that lpg engine has better synthesized performance at aspects of power and torque, fuel economy, as well as emission than former gasoline engine

    選擇了等比例長孔式混合器控制空燃比；通過提高壓縮比來彌補動力性的損失；以動力性為主控目標，對最大功率點、最大扭矩點、中等轉速、最低轉速點所對應的發動機轉速做了點火特性的調節；通過空燃比的合理控制，直接改善發動機的動力性、經濟和排放指標；作為對缸內燃燒過程的理論分析，進行了燃燒特性的實驗測試；對原汽油機和新開發的液化石油氣發動機，進行了外特性和部分負荷特性以及怠速的排放及噪聲對比性測試。
  2. Strength of body and hydraulic pressure loss testing of backflow special check valves

    迴流專用止回閥的閥身強度和液壓損失率檢驗
  3. Al2o3 coating is provided not only as insulation layer to decouple electrically the liquid metal flow from the load - carrying wall in the sake of the decisive reduction of pressure drop, but also as a barrier to reduce tritium permeation into structure materials

    為減少液態金屬mhd壓力損失，分析液態余屬包層各種相關材料影響因素，在液態金屬流動管道內壁加以al _ 2o _ 3絕緣塗層達到電學和熱學性質上的絕緣，並起到相當好地氚壁壘效果。
  4. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況，在回顧電梯液壓控制系統節能技術的基礎上，介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理，分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式；詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計，重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量轉換裝置的設計、多功能集成控制閥組的設計等內容；最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。
  5. But for real microfiltration, the distribution of shear stress on the membrane of the module with outside helical flow would have benefit to make smaller number of particles deposit on the membrane. ( 2 ) by means of orthogonal test and regression method, four new models, trans - membrane pressure model, flux model, trans - module pressure drop model, and efficiency model, were established, which roundly describe the performance of outside helical mf by depicting the flux, energy loss, and handling capacity simultaneously

    （ 2 ）採用正交回歸實驗，在無顆粒沉積的理想情況下，建立基於層流數值解的膜器跨膜壓力損失模型、過濾通量模型、過膜器的壓力損失模型和膜器過濾效率模型，首次從通量、能量損失及膜器對料液的處理能力等三個方面，更全面地對外旋流方式下的微濾過程進行了描述。
  6. The present results indicate that the diamond element always yields the highest heat transfer, followed by cube and waterdrop pin - fin. however, the pressure drop for the diamond pin is higher compared to the cube and waterdrop pin - fin. arrays with geometric parameters x / d = 2. 7 elements generally cause the greater heat transfer and pressure loss than those with x / d = 3. 3 and x / d = 4

    研究結果表明：鉆石形擾流柱排換熱最強，方形次之，液滴形最弱，相應地鉆石形擾流柱排壓力損失也最大，方形次之，液滴形最弱；小間距（ x / d = 2 . 7 ）在換熱較強的同時壓力損失也高於其他兩種間距。
  7. In order to save the energy, we analysed the loss of pressure caused by pipes and adopted measures to decrease the energy loss and increase the power usage rate

    摘要對管道的壓力損失進行了分析，並在設計液壓系統管路時採取了減少能量損失的措施，提高功率利用率，以達到節能的目的。
  8. 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泵馬達內泄漏系數、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；最後對軸向柱塞泵馬達的流量壓力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。
  9. In chapter 3, the pressure pulse under the two situations of the system with and without damper is discussed at the basic of analyzing the flow rate pulse. then the conclusion that the system has filtering effect is drew after adding a damper in it, but its serious in power wastage because of adding a damper

    第三章，在分析液壓泵流量脈動的基礎上，討論並對比了系統加與不加阻尼兩種情況下各自的壓力脈動，得出系統中加一個阻尼后，具有一定的濾波作用，但是當流量較大時，由於阻尼的存在，系統功率損失比較嚴重。
  10. After the introduction of the innovations and the improvements of foreign hydraulic shock absorbers, the profound cushion mechanics study is done aiming to the shock absorbers chosen for the thesis ; the cushion process of hydraulic shock absorbers can be divided into several stages, which include local pressure loss caused by across sectional area shrinking, sharp edge throttling and aperture throttling

    在對國外新型液壓緩沖器的研究基礎上，針對本課題所選液壓緩沖器的結構特點，提出了分階段建立機理數學模型方法。將液壓緩沖器緩沖過程分為：由於流道斷面突然收縮引起的局部壓力損失階段，緩沖柱塞的邊緣和緩沖孔的邊緣形成銳緣節流階段，當緩沖柱塞進入緩沖孔中形成的縫隙節流階段等三過程。
  11. Since it has the advantage of no moving components, impulse signal output, strong medium adaptability, high measurement accuracy, wide measurement range, low - pressure drop, no zero drift and easy to maintenance, it is wide accepted that the vortex type fluid oscillatory flowmeter is ideal flowmeter in the measurement of gas, liquid, steam and mix / corrosive fluid

    這類的流量計兼有無運動部件，脈沖數字輸出，計量不受被測流體性質影響，測量準確度較高，量程比寬，無零點漂移，壓力損失小，便於安裝維護等優點，是測量氣體，液體，蒸汽，混合型和腐蝕性流體的理想的流量計。
  12. The relationships among the rock permeability, water saturation and resistivity of weicheng oilfield in dongpu depression are studied by rock resistivity parameter testing and rock resistivity testing by water flooding. a comprehensive evaluation for water flooded reservoirs of 16 adjusting wells is carried out by using the testing results, by which the accuracy of interpretation is enhanced greatly

    合理注采壓力系統是指既能滿足油田提高產液量的地層能量的需要，又不會造成原油儲量損失、降低開發效果的壓力系統.運用注采平衡的原理，對臨盤油田合理流動壓力、合理注水壓力和合理地層壓力進行系統研究，確定了該油田的合理的壓力系統，為今後油田開發提供了參考依據
  13. Furthermore, asymptotic techniques to analyze large hartmann parameter flow and interaction parameter flow are employed and an analytical model has been developed for the calculations of mhd pressure drop of liquid metal flow in a packed pebble bed

    利用漸近線分析法對大hartmann參數流進行分析，給出了球床液態金屬溢流的磁流體動力學壓力損失的建模分析和計算結果。
  14. Methods of testing plastics - thermoplastics pipes, fittings and valves - thermoplastics pipes for the transport of liquids under pressure - calculation of head losses

    塑料試驗方法.第11部分:熱塑性塑料管接頭和閥門.試驗方法1121h :非承壓液體輸送熱塑性塑料管.管頭損失計算
  15. The purpose of this paper is to study the energy saving controls and controllability of excavators, which can reduce heat generation of hydraulic system and reduce fuel consumption, and improve the performance of excavator to achieve high quality work

    本文主要研究挖掘機的節能性和操縱性，使其動力系統在各個環節上減少功率損失，最終達到減少液壓系統發熱、節約燃油的目的，同時提高挖掘機的工作性能。
  16. It is very important to diagnose the fault of hydraulic system in time and accurately in enhancing productivity, decreasing the times of stopping machine and reducing the loss

    及時準確地進行液壓系統故障診斷對提高設備生產效率、減少故障停機和降低故障損失起著舉足輕重的作用。
  17. The results show that the improved structure has obviously reduced pressure drop and increased axial speed of the nozzle, as a result the wallop of electroplating solution is improved and the thickness of diffused layer reduced, the electrodeposition process improved, and what is more, the coating structure has been compacted, crystalline particles fined and the performance improved

    結果表明，結構改進后，明顯減小了壓力損失，提高了噴嘴的抽向速度，電鍍液沖擊鍍件的沖擊力得到提高，有效地減少了擴散層的厚度，改善了電沉積過程，而且使鍍層組織緻密，晶粒細化性能得到提高。
  18. In the light of significant energy losing during the hydraulic excavator working, a dynamic system was made up from the diesel engine, the variable pump, the control valve and the load to cut down the losing energy from a systematic approach based on the control characteristics of the system elements

    摘要針對液壓挖掘機在工作過程中存在的大量能量損失，根據泵的控制特性曲線，將發動機、變量泵、控制閥及負載作為一個動態系統來研究其節能問題。
  19. According to the principle of hydraulic resistance loop sys tem, a method for obtaining the best transmitting parameters of hydraulic system s, is presented by transforming relevent pressure energy and energy loss on trans mitting road into all impedances of the transmitting road respectively

    介紹了一種根據液壓阻力迴路系統學原理，通過把液壓系統中壓力能的傳遞和傳遞過程中的能量損失轉化為傳遞路線上所遇到的所有阻抗，提出了一種獲取液壓傳動系統最佳傳遞參數的方法
  20. Tecsis supplies hydraulic force measuring systems with special devices that allow the sensor to be dismantled under pressure and without bringing the machine to a standstill or suffering fluid loss

    Tecsis供應的液壓力測量系統採用特殊裝置，可使傳感器受力時不用停止機器運轉或導致流體損失。
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