摩擦塊 的英文怎麼說
中文拼音 [mócākuāi]
摩擦塊
英文
clutch blocks-
Study of intelligent testing system of mhk - 500 ring - block tribometer
500環塊摩擦磨損試驗機智能測控系統的研製Aim of this study was to meet the need for development of tribological parts in pumps. at room temperature tribological properties of different sliding pairs of silicon carbide and alumina - based ceramics were tested using a laboratory tribometer in the ring - on - plate geometry under reciprocating sliding linear contact in different media, such as distilled water, aggressive media and air
本文針對目前泵用摩擦零部件材料發展的需要,在實驗室摩擦磨損試驗機上研究了按環/塊線接觸方式作往復運動條件下的碳化硅和氧化鋁基陶瓷材料摩擦副在水、化學腐蝕性介質作潤滑劑和無潤滑時室溫下的摩擦磨損特性。1. 5 m in diameter ) were dispersed in n46 engine oil with different concentrations using ultrasonic respectively in order to study their tribological properties. the tribological experiments were carried out by mq - 800 four - ball tribometer and mm - 200 ring - on - block tribometer, in which extreme pressure properties, wear scan diameter, friction coefficient and wear volume loss were measured. the results showed that oil containing mos2 nanoparticles had a better wear resistance, friction - reducing and extreme pressure than the oil containing common mos2
將上述制備得到的納米二硫化鉬顆粒和普通二硫化鉬粉末( 1 . 5 m )以不同濃度分散在n46機械油中,在mq - 800四球摩擦磨損試驗機上考察它們的最大無卡咬負荷( p _ b值) 、耐磨性能和摩擦系數;並在mm - 200摩擦磨損試驗機上,通過環?塊摩擦副,比較和分析了它們的摩擦學特性。The ultrasonic motor is a kind of direct driver which is uses the converse piezoelectric effect of the piezoelectricity ceramics, by using transformation and the coupling of each kind of expansion and contraction vibration pattern enlarging the material microscopic distortion by resonate effect and transforming it to macroscopic movement of the rotor or the slide by the friction coupling
超聲波馬達是一種利用壓電陶瓷的逆壓電效應,通過各種伸縮振動模式的轉換與耦合,將材料的微觀變形通過共振放大和摩擦耦合轉換成轉子或者滑塊宏觀運動的直接驅動器。The study was focused on the deformation of the retaining wall and the internal forces in the reinforcements and the object of study included the effects of the vertical excitation, the reinforcement length, the reinforcement spacing, the weight of the facing blocks, the frictions between soil and facing blocks as well as those between two facing blocks
研究內容包括豎向地震影響、加筋長度、加筋層間隔、面板預制混凝土塊重量、面板與填土界面摩擦角、預制混凝土塊之間摩擦角等對加筋土擋墻變形、加筋層內力等的影響。A small cube of chalk used in rubbing the tip of a billiard or pool cue to increase its friction with the cue ball
擦抹于球桿頂端的粉塊用來擦彈子球棒梢或落袋臺球棒梢以增加其與球的摩擦的一小方塊白堊Method of hardness test for brake linings, pads and clutch facings of automobiles
汽車制動片制動襯塊和離合器摩擦襯面硬度試驗的方法The 3d model of mold is analyzed in 3d fem by using ugh. base on the analyses result, some danger structure of the model have been found and some suggestions of the mold modification are given. since doing a lot of research about the 3d cadvcae technology, a 3dcad system of selecting mold for aluminum material have been developed and the method of analyzing the 3d model is provided in this paper
然後,為了能真實地模擬實際生產過程,進行鋁與模具鋼在一定表面粗糙度、不同溫度條件、不同潤滑接觸狀態下的最大靜摩擦系數實驗,總結摩擦系數隨溫度變化的規律性和取值范圍;最後,應用ug 17 . 0三維有限元cae模塊進行模具三維力場分析,根據三維有限元的結果分析,對模具危險部分進行預變形的處理和優化,改善模具受力變形的狀況。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。Secondly, the finite - element analysis on the typical slope section is performed with establishment of geology model, definition of boundary condition and proper selection of mechanical parameters. the result shows that the slope is of integral stability, and the failure mode mainly comprises infrequent block drop and wedge body breakage. considering the two failure modes of plane failure and wedge body breakage, and stability calculation under different work conditions, the slope stability is discussed and the sensibility ana lysis on its fraction angel and cohesion force is made
然後通過建立地質模型、確定邊界條件、選擇合理的力學參數,取典型斷面對邊坡進行數值分析,分析結果表明斜坡整體是穩定的,破壞類型以零星掉塊和楔體失穩下滑為主;為了定量計算邊坡的穩定性,對邊坡兩種破壞類型:單滑面下滑和雙滑面楔形體下滑,考慮不同工況進行穩定性計算,並對摩擦角和粘聚力進行穩定的敏感性分析。The friction and wear behavior of the nanocomposites sliding against aisi - 1045 steel under water - lubricated condition and dry condition was examined on an m - 200 test rig in a ring - on - block configuration
採用m - 200型環-塊摩擦磨損試驗機研究了復合材料在水潤滑與干摩擦條件下的摩擦磨損行為,對摩材料為45 ~ #鋼。After designing oil ditches on the surface of its arc - block, increase friction factor and make sure self - lock which solves above problem. do qualitative analysis to lower pair and one - way overrunning clutch and inner star - wheel - roller overrunning clutch by using self - made lever loader. the experiment shows : on the same condition, the deformation of new overrunning clutch ’ s surface contact with lower pair is smaller than the deformation of roller overrunning clutch ’ s line contact with higher pair and new overrunning clutch ’ s skid angle is smaller
對低副單向超越離合器的部件進行了加工製造,在超越離合器弧塊表面創新設計加工排油溝,增大摩擦系數,保證實現自鎖,解決了很多離合器工作過程中容易出現無法自鎖的問題;對低副單向超越離合器和內星輪滾柱超越離合器用自製杠桿加載器做了定性分析,實驗表明:相同條件下,新型離合器低副面接觸比滾柱離合器高副線接觸變形小、溜滑角小。These arguments support the notion of a convective mantle, with the plates being rafted along on its surface, propelled by frictional drag on their undersides
這些論據支持了一個對流地慢的概念,板塊在其摩擦拖曳下沿地慢表面類似於船浮在水上一樣移動。Any hypothetical force postulated to either push or pull oceanic plates would be quickly dissipated overcoming the friction of sliding over a static fluid mantle beneath
任何假設的能推動或拉動大洋板塊的力,會很快因克服在其下靜態的熱體地幔上滑動的摩擦力而被消散。It is considered as the main reason that the fine silicon is easier to be pressed into the matrix and to cooperate with the matrix deformation in the machining of alloy, but the coarse silicon breaks, drops out and displaces usually during the machining, which results in strenuous friction between the tool and the work and various defects in machined surface
造成這種影響的主要原因在於細小的硅粒比較容易協同基體塑性變形和被刀具壓入切屑和已加工表面,而粗大的硅塊往往發生解理破碎、脫落和位移,直接與刀具發生強烈摩擦並使已加工表面存留許多缺陷。Speed of mass driven by random thrust and dryfraction dumping
作用有干摩擦阻尼的質量塊受隨機推力時的速度分析The results indicate that the mechanisms to improve the toughness of the multipiayer composite include the crack deflection along the metal interfaces, the crack divarication and passivation, the ductile - phase bridging, stretched, sliding friction, pull - out and interface delamination
對其增韌機制分析表明, tz - 3y20a mo疊層材料主要包括裂紋偏轉、裂紋并行擴展、裂紋分叉鈍化以及橋接、滑動摩擦、拔出、小塊脫落等增韌機制。The slope stability analysis model is developed on the basis of the virtual work principle, where the rock stratification planes and the adverse discontinuities are incorporated
功能平衡方程中僅有安全系數一個未知數,條塊底部和界面上的法向壓力和切向摩擦力並不出現,求解大為簡化。There float in the vast reaches of our solar system swarms of sand bits and dust clods known as meteoroids. when these " space debris " tear into the earth s atmosphere, air friction causes them to burn, forming momentary bright streaks that blaze across the sky
太陽系內充滿著稱為流星體的塵埃和固體塊,當這些太空渣滓闖進地球的范圍時,便會和大氣摩擦而燃燒,成為我們日常所見的流星。According to the phenomenon of friction interface transferring, two techniques of processing ultra - fine grain material were advanced to develop new method of preparing large bulk of ultra - fine grain material efficiently and economically. the first is the friction interface thermo - induced transfer method ( fitt ) for column part, and the second is the cooling friction stir processing ( cfsp ) for flat part
為探索一種高效率、低成本制備大塊超細晶結構材料的新方法,本文按照摩擦壓扭強變形區連續轉移的總體思路,提出了兩種具體的制備工藝: ( 1 )適用於棒材的摩擦面熱誘導轉移法, ( 2 )適用於板材的強冷攪拌摩擦工藝。分享友人