潤摩性能 的英文怎麼說
中文拼音 [rùnmóxìngnéng]
潤摩性能
英文
tribological behavior-
Abstract : sulfurized oxymolybdenum dialkyldithiophosphate ( moddp ) is a lubricating oil additive which has good antiwear and friction reducing properites
文摘:二硫代磷酸硫化氧鉬是一種具有優良抗磨減摩性能及節能效果的潤滑油添加劑。The mechanism of anti - wear and friction reduction of nanometer cacoa has been discussed and individual opinions of the nanometer particles " existing way and effects have been proposed. 1 ) the shape of the nanometer cacos particle is approximate to that of sphericity. its function is similar to that of the miniature " ball bearing "
6 、探討了納米碳酸鈣粒子的抗磨減摩機理,對于納米粒子在潤滑油中的存在方式和作用提出了個人見解: ( 1 )納米碳酸鈣粒子近似為球形,它們起了類似微型「球軸承」的作用,從而提高了摩擦副表面的潤滑性能。Effect of dispersivity and stability of laf3 nanoparticles in lubricating oils on their tribological properties
3在潤滑油中的分散穩定性對其摩擦學性能的影響The effect of the friction condition including the load and the sliding velocity on the wear of the composites was studied under water - lubricated condition and dry condition
本文還討論了在水潤滑與干摩擦條件下,載荷與滑動速率對納米復合材料摩擦磨損性能的影響。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。After looking up a large amount of native and foreign information, the materials used in the experiment were as follows : ptfe base, graphite filler, molybdenum disulfide filler, copper powder filler, carbon fiber and so on. the experimental method is that the formula was designed according to uniform experimental method, the relationship between formula and frictional property was found with spline function and then the representative test points were chosen from fitting curve to make verification test for optimization. the preparative technique of solid lubricant is cold - press sintering method
經過查閱大量國內外文獻資料后確定原料為:聚四氟乙烯樹脂為基體,加入石墨、二硫化鉬、銅粉、碳纖維等填料;試驗方法為:根據均勻試驗方法設計配方,用樣條函數找出配方與摩擦性能的關系,然後在擬合曲線上選取具有代表性的試驗點進行驗證試驗,達到優化的目的;制備工藝:冷壓燒結法制備固體潤滑劑。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 。Tribological characteristics of green water - based lubricants with polyethoxylated chains
幾種含聚氧乙撐鏈基綠色水基潤滑劑的摩擦性能比較This article proposed an idea of using nanometer science and technology to change the property of the grease. we added the nano particles into the grease, and dispersed them uniformly and stably, to make different products which contain kinds of content. we filtered more than 11 nano particles from the results of the long - time friction tests, and focused on three kinds of prescriptions which have outstanding performance
本文提出了利用納米科學技術對脲基潤滑脂進行改性的思路,將納米微粒添加到脲基潤滑脂中,進行均勻和穩定的分散,製成含不同納米微粒的配方,利用長磨試驗的結果,對11種納米材料進行了篩選,並研究了三種性能比較優異的納米微粒的摩擦學性能。When mixed with the lubricating oil, the nanometer particles can improve lubricating oil ' s abilities of extreme pressure, anti - wear and reduce frictional resistance
將納米粒子加入到潤滑油中,可以提高其極壓性能和抗磨性能,減少摩擦阻力,延長機器零部件的使用壽命。Friction and wear of ceramics against gray cast iron in distilled water
陶瓷與灰鑄鐵配副在水潤滑下的摩擦學性能Under the condition of distilled water working as lubricant, the weight percentage of cu or cuo powder in composites has less influence on tribological properties of composites
在水潤滑條件下, cu粉或cuo的填料含量對復合材料摩擦和磨損性能影響很小。The experimental result shows that it can improve significantly the abrasive resistance and increase the service life of the moving parts of shiplock by optimizing the match of supportive materials for abrasion and the value of their hardness, improving the precision and roughness of abrasive parts in the process of production, and applying correct lubrication method to the abrasive parts
實驗結果表明:對船閘摩擦副材料及硬度值進行合理的匹配,提高船閘運轉件摩擦副零件的加工精度及表面粗糙度,以及運用正確的潤滑方式對摩擦副進行潤滑,能顯著提高零件的耐磨性能,較大地延長了船閘運轉件的使用壽命。In this paper, the structure characteristics and lubricating theory of teflon is studied, and tribology capability of teflon is researched on four - ball machine, and the serviceability and development of teflon used as lubricant additive is discussed
摘要研究了固體潤滑劑聚四氟乙烯的結構特徵和潤滑原理,使用四球摩擦試驗機研究了聚四氟乙烯的摩擦學性能,探討了聚四氟乙烯作為潤滑添加劑的應用現狀與發展前景。The results show that antiwear and friction - reducing abilities of ultrafine ws2 powders in petrol engine oil are excellent, and obviously better than that of t302 and mos2, and through the experiments we know that the 60 # engine oil containing 1 percent of ultrafine ws2 powders has the best lubricating effectiveness
結果表明:二硫化鎢粉超細末在汽油機油中具有優良的抗磨減摩性能,其摩擦學性能優于氯化石蠟和二硫化鉬,含二硫化鎢超細粉末1 %的60號發動機油具有最佳的潤滑性能。Affect of load on the tribological characteristics of self - repairing nano - lubricating additive
載荷對自修復納米潤滑添加劑摩擦學性能的影響The carbon blade for air - compressor and petrol engines the carbon blade made of the new materials and developedrecently by magical with the advantages of long service life, strong capability of load resistance, and low factor of metal abrasion resistance so a lot of domestic manufacturers of air - compressor, petrol engine, etc have employed a great quantity
空壓機、汽油機刮片是令儀公司在最近幾年開發生產的一種使用壽命長、耐負荷能力強、具有良好的自潤滑性能、對金屬摩擦系數小的新材料刮片,在國內眾多空壓機、汽油機等行業許多廠家已大量應用。By testing some parameters, such as the maximum non - seizure load, the shape and diameter of wear scar, the friction factor, the nanometer caco3 particles " properties of extreme pressure, anti - wear and friction reduction have been tested and analyzed. the properties of the nanometer caco3 particles " tribology chemistry have been analyzed through x - ray photoelectron spectrum test. also the nanometer caco3 particles " mechanism of anti - wear and friction reduction has been studied systematically
通過測試最大無卡咬負荷、觀察磨斑表面形貌和測定磨斑直徑以及測試摩擦系數,對納米碳酸鈣粒子的極壓性能和抗磨減摩性能進行了分析和研究;通過xps測試對納米碳酸鈣潤滑油添加劑進行了摩擦化學的分析和研究,對于納米碳酸鈣粒子的抗磨減摩機理做了系統的分析。Emgrind 15 can act as a lubricant by reducing friction to guard the grind wheel from excessive erosion, and as a coolant to avoid heat distortion and surface damage
Emgrind 15不但具有潤滑性能降低摩擦,使砂輪不致過度磨蝕;並能產生冷卻效果,以避免工件的熱變形與表面損傷。The study on comprehensive assessment of diesel engine test - bed running - in quality make us enable to recognize the original state of diesel engine, improve lubricant capacity of wear mates, increase reliability and lifetime of diesel engine. this can not only bring remarkable economic benefit, but also resolve various problems of diesel engine in running - in process. the results are subservient to accomplish systematism and standardization of running - in technology
開展柴油機臺架磨合質量綜合評價的研究,可以確定柴油機各主要摩擦副的初始工作狀態,改善柴油機摩擦副潤滑性能與柴油機的工作性能、提高可靠性指標和延長柴油機的使用壽命,不僅能夠帶來顯著的經濟效益,而且還可以解決柴油機臺架磨合過程中存在的現實問題,有助於磨合技術研究的系統化和規范化。分享友人