靜壓能 的英文怎麼說
中文拼音 [jìngyānéng]
靜壓能
英文
static pressure energy-
People now pay much attention at porous aerostatic bearing which has obviously higher load capacity and better damping characteristic and stability. there are two kinds of porous aerostatic bearing : the whole porous and partial porous
多孔質氣體靜壓軸承能明顯提高軸承的承載能力,具有更優越的阻尼特性和穩定性,故得到廣泛的關注。Abstract : the basic characteristics of hot _ isostatic press quenching method and its excellent performances on decreasing part deformation are described in this paper
文摘:敘述了熱等靜壓淬火方法的基本特點以及在減小零件變形方面的優良性能。For best results in measuring static pressure, a piezometer ring should be used.
為了測靜液壓能取得最好的結果,應該用環形流壓計。The seven - hole probe ( shp ) is a device which can simultaneously measure the pressure and velocities of the steady flow, especially at large angles
作為一種可以同時獲得流動速度的大小、方向、以及總壓和靜壓的氣動測量裝置,七孔探針能夠被廣泛應用於各種大角度的流動測量。According to the principle of mutual transformation between potential energy and kinetic energy, the vertically falling law of power law fluid by the action of unconstant static pressure and the relation between rheological parameter and time were studied, thus providing a theoretical basis for calculating the rheological parameters of fluid in funnel viscometer
根據位能與動能的變化關系,作者研究了在非恆定靜壓作用下冪律流體垂直下落的規律及流變參數與時間的關系,從而為計算漏斗粘度計中流體的流變參數提供了理論依據。The paper was based on load - bearing properties of elementary aerostatic bearing, predigested support and spindle structure of multi - support aerostatic motorized spindle, established finite - element analysis model, analyzed all kinds of structureal designs of shafting refer to ansys software, analyzed and compared load - bearing characteristics
摘要基於單元氣體靜壓軸承的承載性能,簡化多支承氣體靜壓電主軸的支承和主軸結構,建立了有限元分析模型,藉助ansys軟體分析軸系的各種結構方案,並進行承載特性分析對比。A reasonable position of driving nozzle helps to achieve the maximum material flow that also depends on other parameters such as backpressure, properties of conveyed material and driving gas. it is observed that, an increase of convergent section angle is harmful to the pneumatic conveying system, and also influences on the mass flow rate of conveyed material, the distribution of static pressures in injector and the pressure drops of conveying pipe. in addition, within a reasonable scope of air mass rate, increasing the driving jet velocity is more advantageous than enlarging the dimension of driving nozzle
試驗研究發現,氣體噴嘴位置對氣固噴射器的輸送能力影響最大,氣體噴嘴存在某一最佳位置,而這一最佳位置與背壓、輸送物料特性和輸送風特性相關聯;氣固噴射器的收縮角對其輸送能力、內部靜壓分佈和輸送管阻力特性均有適量影響,收縮角增大對整個輸送系統均不利;在適當的輸送風范圍內,提高氣體噴嘴出口速度比擴大氣體噴嘴尺寸更為有利,但氣體噴嘴出口速度過高會增加氣固噴射器和輸送管內的能量損耗,給輸送帶來不利的影響;系統背壓與氣固噴射器的氣體噴嘴出口速度的選取有關。In this article, the shp measure system based on the hardware of pci - 9114 ( daq ) and coordinator u511 is developed in vc + +. this system is good at getting the pressure data in the space mesh and processing it into velocity, total and static pressures and the field picture
本文通過vc + +開發了數據採集和處理一體化的基於pci - 9114數據採集卡和u511坐標控制器的七孔探針測試系統,該系統能自動採集空間網格點上的壓力數據,然後處理成所需的速度和總靜壓數據,並完成初步的流場繪圖。The principle, the characteristics, the structure design and the supporting performance of sliding shoes hydrostatic bearing of water hydraulic pump are analyzed and investigated in this thesis
本文對水壓滑靴靜壓支承的原理、特點、結構設計和支承性能進行分析和討論。In water hydrostatic bearing lubrication, however, more accurate research results can be obtained as long as inertia of water flow is considered, because inertia item almost has the same quantitative level as the viscous one
然而,在水靜壓支承潤滑中,水的流動慣性項幾乎與粘性項具有相同的數量級,對水膜的流速及壓力分佈具有一定的影響,因此應予以考慮,才能得出更加準確的研究結果。After deducing simplified general formula, a method for calculating structure and performance parameter of water hydrostatic bearing is presented, in which the throttle function of short damping hole is employed to decrease water film thickness and to improve the bearing performance
由於滑靴的靜壓支承性能較差,因此在推導出簡化通用公式后,提出了計算水靜壓支承結構和性能參數的方法,利用短阻尼孔的節流作用來減小水膜設計厚度,提高支承性能。So it is important for engineering application that compacting effects of jacked pile are effectively predicted and construction measures that can decrease the compacting effects of jacked pile are taken
因此,能有效地預估靜壓樁產生的擠土效應以及採取能夠減少擠土效應的施工措施都具有非常重要的工程意義。The expressions of displacement fields of dorsal and frontal surface for two piles, row piles and group piles are derived. the solution taking into consideration the effect of construction sequence of jacked pile accords with the actual engineering
該式考慮到了沉樁施工順序的影響,較各樁的簡單疊加更符合工程實際情況,而且能夠簡化為不考慮施工順序的靜壓群樁擠土位移場的解答。Based on nanometer powders, cajc cvbased oxides were synthesized by constant sintering, cold isostate pressure and hot pressure methods. it can be found that sintering methods have a great influence on thermoelectric performances : the sample synthesized by hot pressure method is most dense and has the best thermoelectric performances. the microstructures and thermoelectric properties of cascog - based oxides doped by four dopants have been investigated
採用不同的后續工藝制備最終的熱電材料,研究不同工藝對熱電性能的影響發現:熱壓燒結制備出的熱電材料最緻密,其熱電性能也最好;先冷等靜壓成型后常壓燒結方法次之;直接常壓燒結法燒出的樣品氣孔最多,性能也最差。It has a long history using a throttle device to measure the flow volume of fluid in pipe the method has formed normalization at home and abroad the principle is to make the flow bunch form the particial shrink at the place where the throttle part is located so as to produce a static pressure difference then measure and calculate the flow volume at the moment when the fluid is flowing through the throttle device by the static pressure measured this method is based on the law of conservation of energy and the equation of flow continuity
用節流裝置測量管道中流體流量已歷史悠久,在國內、國際上都已標準化,其原理是使流束在節流件處形成局部收縮,產生靜壓力差,通過測量靜壓力差來衡量流體流過節流裝置時的流量大小,這種測量方法是以能量守恆定律和流動連續性方程為基礎的。Wide plus al series intelligent static liquid level transmitter
Wideplus - al系列智能靜壓液位變送型譜表To directly estimate the life of this kind of motor, and to design a orbit curve with the longest life at same condition, this paper gives theoretic research of the equal contact stress inner curve of radial piston motor. the research is divided into four parts : 1 ) taken all forces the piston endured into consideration when radial piston motor working, the force between roller ( or ball ) and orbit is deduced. the simple style of the press expression can be confirmed by ignoring minor influence factors after analysis all factors that will influence this press
靜壓傳動技術在各類工程機械中得到廣泛的應用,對作為其核心部件的徑向柱塞式低速大扭矩液壓馬達的研究顯得十分重要,為了能直接對這種馬達進行壽命估計,並能在相同工況下求得壽命最長的軌道曲線,本文從設計等接觸應力內曲線的角度對這類馬達作探討性的研究,主要從以下四個方面進行: ( 1 )綜合考慮徑向柱塞式液壓馬達工作時的各種主要受力狀況,對柱塞組件進行受力分析,並通過模擬分析影響軌道和滾動體間正壓力的各個因素,得到正壓力的簡化表達式。The static pressure at the sample surface is also recorded.
試件表面處的靜壓也能記錄下來。Genetic algorithm is used to optimize the parameters of pid controller that is used to control the plant lon ( local operating network ) is designed to control vav air - conditioning system. by this means the static pressure control and minimum total supply air volume control are experimented. the paper analyzes the coupling among loops, the whole system ' s stability and energy saving effect under the two control methods
針對目前變風量空調系統的模型都是用機理建模方法建立的情況,本論文用最小二乘法對機組部分進行系統辨識,建立了水閥?送風溫度、變頻風機?靜壓兩個迴路的模型,經驗證比較接近實際系統;採用遺傳演算法對pid控制器的參數進行尋優,尋優結果令人滿意;設計了變風量空調系統的lon控制網路,以此為實現手段,進行了定靜壓控制和最小總送風量控制,並在兩種控制方式下,分析了各個迴路的耦合情況、兩種控制方式的穩定性和節能效果。Hot forge japanese material to shape fibreflow in order increase mechanical properties, valve stem, groove and face are machined by numerical control grinding machine with excellent quality and conformability
採用日本進口原材料,熱鍛成型沖壓保證金屬流線,提高機械性能,桿部、溝部、錐面均採用靜壓數控磨床加工,品質穩定、產品一致性良好。分享友人