摩擦熱能 的英文怎麼說
中文拼音 [mócārènéng]
摩擦熱能
英文
frictional heat energy-
Semimetal non - asbestos environmental protection automobile brake shoe with stable friction indexes, contractible heat fade, excellent performance in high temperature, strong friction resistance, long working life and stable brake, small noise, fine energy absorption, no asbestos, no pollution, ect characteristics. complied with international standard, it s a ideal brake article for users
本公司研製生產的半金屬無石棉環保型汽車剎車片，具有摩擦系數穩定，熱衰退縮小，高溫段穩定性能好，耐磨性強，使用壽命長，制動平穩，制動時噪音小，能量吸收效果好，無石棉，對環保無污染等特點，符合國際規范，是廣大用戶的理想的剎車製品。Sepiolite has low shrinking rate, plasticity is good, alkali - resisting and easy to dissolve, absorb the peculiar industry performance such as being strong of performance, in addition, also absorb, decolouring, hot stability is anticorrosive, resist radiation and insulate against heat, the characteristic such as being insulating, is used in the non - asbestos jointing sheet, various of brake shoes, paint, sound insulation of the building mainly, thermal insulator
海泡石具有收縮率低，可塑性好，耐堿易溶解，吸附性能強等特有的工業性能，除此之外，還具有吸附，脫色，熱穩定，抗腐蝕，抗輻射及隔熱，絕緣等特性，主要用於密封產品如非石棉橡膠板，摩擦產品如各式剎車片，油漆、塗料，建築隔音、隔熱材料。Sepiolite has low shrinking rate, plasticity is good, alkali - resisting and easy to dissole, absorb the peculiar industry performance such as being strong of performance, in addition, also absorb, decolouring, hot stability is anticorrosie, resist radiation and insulate against heat, the characteristic such as being insulating, is used in the non - asbestos jointing sheet, arious of brake shoes, paint, sound insulation of the building mainly, thermal insulator
海泡石具有收縮率低，可塑性好，耐堿易溶解，吸附性能強等特有的工業性能，除此之外，還具有吸附，脫色，熱穩定，抗腐蝕，抗輻射及隔熱，絕緣等特性，主要用於密封產品如非石棉橡膠板，摩擦產品如各式剎車片，油漆、塗料，建築隔音、隔熱材料。The fifth chapter sum up the article and view the work. the simulation results indicate : ( 1 ) exchanging of sea - air and force of dynamical and thermodynamic processes is very important to bring and maintain sea surface wind. shf is mostly energy sources and lhf is negative effect in some area
模擬結果充分表明： （ 1 ）感熱和潛熱的海氣交換和動量交換（摩擦作用）對于海面風的發展和維持起著重要作用，潛熱加熱是海面風中最主要的能源，感熱通量在一武漢理工大學碩士學位論文定區域對海面風風場有負面影響。Its heating mixing has self - friction, electric heating and steam heating modes
熱混具有自摩擦和電加熱及蒸汽加熱功能。The results indicated that, the fabrication process of ultra - fine grain material is mainly determined by the stress, rotate speed and the flux of cooling water. the grain refining and the hardening effect are mostly affected by the rotate speed and the flux of cooling water. compared with commercial ly12, the invalidate strength and the prolongation rate of the ultra - fine grain material are properly improved in the measurement of compression property ; and the abrupt change of the dilatability of the ultra - fine grain material at 500c is found ; also the phenomena of which the grain size of these microstructures is stable when annealed under 300c is observed
研究表明，採用本文提出的摩擦壓扭強變形區轉移法可以得到棒狀的超細晶材料，軸向壓力、扭轉速度和溫度是採用該方法制備超細晶材料的主控參數；試件的旋轉轉速和冷卻速度對變形區晶粒細化和硬化效果影響顯著；超細晶ly12的壓縮性能與淬火+自然時效狀態的ly12壓縮性能相比，斷裂強度和延伸率均有一定程度的增強；超細晶ly12的熱膨脹系數在550左右發生明顯的變化。On the basic theory of transfer heat, tribology of rolling bearings and rotor dynamics, taking gdz48a electrospindle as an example, the paper puts forward the spindle bearing ' s quasi - dynamics analysis model with the influences of the friction heat and preloadings analyzes the friction moment, velocities, contact loads, friction heat and stiffness and studies the influences of the friction heat, structure and application parameters on the speed and dynamics
本文以傳熱學、滾動軸承摩擦學和轉子動力學為理論基礎，以gdz48a型電主軸為例，建立了考慮摩擦熱和預緊方式影響的主軸軸承擬動力學分析模型，分析了軸承的摩擦力矩、運動、載荷和剛度，研究了軸承的熱特性、設計和應用參數對速度和動力學性能的影響，並進行了試驗驗證。The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine
用sem表徵原料微觀結構、摩擦表面及潤滑轉移膜表面形貌：用xrd進行原料物相分析，及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度；用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性；用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化；用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試；採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定；用萊次偏光顯微鏡（ pm ）測試固體潤滑劑的硬度；用材料試驗機測試固體潤滑劑的抗壓強度等。The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明：所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求；聚四氟乙烯樹脂熱分解溫度超過400 ，但在ptfe中加入無機填料會使復合材料吸水率提高，熔融溫度及分解溫度降低，且伴有氧化分解反應；碳纖維表面含有c = o及c - o - c等極性基團，有利於提高其與其它組分的相容性，提高層間剪切強度；均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系，擬合曲線基本能表示各配方的摩擦系數發展趨勢；配方中不加銅粉或不加石墨，其摩擦系數均較高，說明銅粉和石墨應該配合使用；當銅粉15份、石墨60份時，銅粉30份、石墨30 - 40份時，銅粉60 、石墨15 - 30份時，摩擦系數均具有較低值；純聚四氟乙烯樹脂在空氣冷卻時結晶度最大，磨損量也是三者中最大的；同時，固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的：不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副，在金屬表面均可形成潤滑轉移膜，從而減少金屬摩擦副表面間的直接接觸，大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。This kind of high silica wrought aluminum alloy is provided with low density and well heat - stability, especially with the metallurgical structur ? similar with bearing alloy ? which is composed of dispersion distribution common silicon crystal hard mass point and the alloyed basal body is very fit for the components manufacture ? can bear small capacity moving load and friction load
這種高硅變形鋁合金具有密度小和200以下良好的熱穩定性，特別是它的由彌散分佈的共晶硅硬質點及合金化的相基體組成的類似軸承合金的金相組織、特別適合用於製做承受小能量動載荷和摩擦載荷的零件。The results indicated : 1 ) the friction interface can transfer continuously and stably with the imbalance cooling thermo - induce. ultra - fine grain column part can be prepared through it. and ultra - fine grain flat part can be obtained through jointing several ultra - fine grain strips in cooling friction stir processing 2 ) the refined grain size and the hardening result are mostly affected by the rotate speed, the friction press and the deformating temperature
實驗結果表明： （ 1 ）通過不平衡冷卻的熱誘導作用，實現了棒材摩擦界面的持續、穩定轉移，得到了棒狀超細晶組織；通過強冷攪拌摩擦工藝進行細晶帶合併，能夠得到板狀的超細晶組織。Its heating mixing has self - friction, electric heating
熱混具有自摩擦或電加熱及蒸汽加熱功能。Triboligical and thermal properties of glass bead modified oil filled mc nylon
玻璃微珠填充改性含油鑄型尼龍的摩擦學和熱性能( 2 ) it is found that distilled water as lubricant can markedly reduce the accumulation of friction heat and temperature rise on the frictional surfaces of polymer. so the heat fatigue and adhesive wear decrease. moreover, a lubricating film forms on the interface between the counterpart and polymer when distilled water acts as polar lubricant
（ 2 ）潤滑劑水的存在，可大幅度降低聚合物磨損表面的摩擦熱積累及溫升，從而減少了基體的熱疲勞磨損和粘著磨損，同時，水作為一種極性潤滑劑，在摩擦界面上能形成一層潤滑膜，對摩擦表面起了一定的隔離作用。In theory and practice, it is important to build up the heat transfer equations, compute the friction heat and temperature and determine the influences on the speed and dynamics
建立熱傳遞方程，計算軸承的摩擦熱和溫度分佈，研究軸承的熱特性，及其對速度和動力學性能的影響是一個具有理論和實際意義的重要課題。It is showed that by using the phenolic resin and the fiber, the clutch friction materials could be manufactured with good properties such as stable friction coefficient, low wear rate, high fade resistance at 350, and suitable porosity
結果表明，採用三組份酚醛樹脂和混雜纖維可以制備出摩擦性能良好， 350不發生熱衰退的離合器摩擦材料，且材料具有合適的孔隙率。The processes of hot - spots formations of cracks friction in solid propellants under normal pressure and shear stress, are analyzed numerically
對壓力和剪力作用下丁羥推進劑（ htpb ）和高能推進劑（ nepe ）裂紋摩擦熱點形成過程進行了數值計算。The friction heat in spindle bearings has obvious influences on the speed and dynamics, and is an important reason to limit machining tools for higher speed and precision
主軸軸承的摩擦熱顯著影響主軸單元的速度和動力學性能，是制約提高加工效率和精度的主要因素。The biggest fuel savings achieved by a full hybrid vehicle derives from regenerative braking, a technology that captures as electrical power much of the energy normally lost as frictional heat
高量級混合車最大的省油關鍵來自再生制動（煞車）技術，這種技術可捕集摩擦熱（通常幾乎散失掉的能量）並轉變成電力。6 ) minimum preload analyses of spindle bearings : the paper puts forward the principles and computations of the minimum preload through an example. 7 ) speed experiment of spindle bearings : the paper testy studies the influences of ( lie structure and lubrication parameters on the speed. from the results of analysis, computation and testing, the results show : 1 ) the friction heat and preloadings of spindle bearings obvious influences the speed and dynamics
本文全面揭示了主軸軸承的熱特性、設計和應用參數對速度和動力學性能的影l狗，不僅為主軸單元和主軸軸承的設計與應用提供了理論與試驗依據，而且提出了考慮摩擦熱和預緊方式影響的高速軸承擬動力學分析方法，具有重要的理論和應用價值。分享友人