熱解石墨 的英文怎麼說
中文拼音 [rèjiědànmò]
熱解石墨
英文
pyrographite-
In the surface processing of pyrolytic graphite grid, we had done mainly in completely to clear all kinds of ordures, impurities and grime block which was born in the laser cutting process of the grid
在熱解石墨柵極處理方面，主要為完全清除激光加工過程中產生的各種污物、雜質及垢塊，保證熱解石墨柵極內外表面的清潔度。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 。The pyrolysis process of the cmf aerogel was investigated firstly by means of ir technique. the results showed an infrared active vibration occured in the temperature range of 400 - 600 " c, which was corresponding to the tubstatic graphitized structure formed hi these aerogels
採用ir分析技術跟蹤c _ mf氣凝膠的熱解過程，發現400 600之間樣品中出現石墨化結構的紅外活性振動，表明炭氣凝膠的微結構中開始有亂層石墨化微晶出現。The problems of insulation resistance between the electrodes is too lower when the filament is on and the ability of bearing high voltage is too lower are rather outstanding and general during designing and manufacturing the tube with pyrolytic graphite grids in xuguang corporation. the technological experiments and the academic discussing which this article did to aim at these problems possess values of using for reference by other type tubes
其中，熱態時極間絕緣低和耐高壓能力差的問題是旭光公司在研製和生產熱解石墨柵極發射管中遇到的比較突出的共性問題，課題針對這些問題所做的工藝試驗和理論探討對其它管型具有借鑒和參考價值。Based on the model, a theoretical equation for designing the thermo - insulator and a design solution of the crucible assembling system has been suggested. whereby, the designing problem in the heating system of crucible components is solved, and the graphic crucible component system in practical application is designed and manufactured. 2
通過對碳化硅生長設備中石墨坩堝系統的徑向組合傳熱問題的分析討論，建立了系統熱分析的理論模型，提出了絕熱層設計的理論依據，解決了坩堝組件熱系統的設計問題並設計製作了實際應用的石墨坩堝組件系統。Inorganic salts, such as a1 ( no3 ) 3, zrocl2, ticl3, et al. was used as raw materials and corresponding hydroxides were deposited on the surface of graphite particle with heterogeneous nucleation process ; composite particles of graphite / oxides were obtained after heat treatment. in this paper, preparing conditions and properties of composite particles were studied
本論文以無機鹽（硝酸鋁、氧氯化鋯、三氯化鈦等）為原料，在石墨的稀懸浮液中應用非均勻成核技術，使水解產物（水合氧化物）沉積到微米級鱗片石墨表面，經洗滌、烘乾和熱處理制備出石墨氧化物復合粉體。In order to make investigators know about the current research state of preparation of the carbon / graphite materials with high density and strength from mesocarbon microbeads, and direct the research, development and production, in this review, the influence of preparaed mesocarbon microbeads from various raw materials and methods of preparation, ball diameter of carbosphere, preoxidation temperature and time, moulding pressure and time, heat treatment temperature and heating rate, holding time on the mechanical properties and microscopic structure of carbon / graphite product were discussed by us
摘要為了對中間相炭微球制備高密高強炭石墨材料的研究現狀有所了解，並且對實驗和實際生產起到指導作用，本文通過參閱大量中外文獻，討論了不同原料及制備方法制得的中間相炭微球、炭微球的球徑、預氧化溫度及時間、成型壓力及時間、熱處理溫度及升溫速率、保溫時間對炭石墨製品的力學性能及微觀結構的影響。The result of experiment showed that the reaction between ti and c is a thermodynamic course, when 2 wt % mg is added to melt, it can restrain the formation of fragility phase al3ti, and gained al matrix composite which contained tic reinforced particles only. because mg reacts with the forms a micro - high temperature field around the oxide around the graphite particles and the oxygen gas which is brought by the immersion bell, and the reaction gives out a lot of heat energy, thus forms many high micro - fields in melt, which prompt the reaction between the al and ti
加入適量的mg （ 2wt ）可以抑制tic al復合材料中的脆性相al _ 3ti的產生，生成僅含tic的鋁基復合材料；由於活化劑鎂在體系中與石墨顆粒周圍的氧化物、以及外來的氧反應放熱，在熔體中形成微高溫區，促進al - ti反應，同時， al - ti反應也是放熱反應，因此體系中的內能急劇增大，促使al _ 3ti分解以及ti朝c顆粒擴散，縮短反應的孕育時間。2. considering current equipments and requirements for db935, the technics standard were made sure, including the cathode weld and carbonization, manufacture of the pyrogenation graphite grids, surface treatment, assembly and the exhaust after a lot of research and improvement
2 、根據公司現有的裝備條件和db935的要求，通過不斷探索和改進，確定了陰極焊接及碳化、熱解石墨柵極製造和表面處理、整管裝配和排氣等工藝規范。This paper discusses property of the pyrolytic graphite firstly, analyzes its application on the high power and supper high power ’ s electric tubes and points out the prevalence of the pyrolytic graphite used for grid ’ s material. then through experiment and discussion, this paper has obtained the scientific depositional technology of the pyrolytic graphite grid ’ s rough and accomplished this subject
本文首先對熱解石墨材料的性能進行了討論，並就其在大功率、超大功率電子管中的應用作了分析，指出了熱解石墨作為柵極材料的優越性能;然後通過試驗研究和討論，獲得了優化的石墨柵極毛坯沉積工藝，完成了課題目標。A solid - state shear compounding technology based on pan - milling ( s3c ) has established, by which the graphite with weakly combined structure are exfoliated and then compounded with pp at nanoscale. the obtained pp / graphite nanocomposites have greatly enhanced electrical and thermal conductivity. their structures and properties were characterized by analysis of particle size and distribution, sem, tem, xrd, the electrical conductivity, the thermal conductivity and heat - decomposition temperature etc. by taking advantages of the layered inorganic fillers with a weak interaction between layers ( e. g
磨盤碾磨剪切力場使pp分子鏈斷裂，相對分子質量減小，石墨的導熱和潤滑性能抑制pp的降解和粉碎，使pp / yep250 （膨脹石墨250倍）復合粉磨盤碾磨固相剪切復合技術及導電導熱pp /石墨納米復合材料的制備與性能體中， pp分子運動活性提高，結晶能力增強，為pp在熔融加工中進一步向己剝離的石墨片層間擴散，形成納米復合結構創造了條件。According to these technologies, the pyrolytic graphite grid that we disposed meets requirements of the electron tubes assembly
按照這些規范處理的熱解石墨柵極質量符合電子管裝配的要求。As a engineer, i have researched the technology of the deposition of the pyrolytic graphite grid ’ s rough in detail and deeply, in order that xuguang electric ltd. co. achieves the producing from the deposition of the pyrolytic graphite grid ’ s rough to grid. in this research, propane and nitrogen gases has been used in the deposition of the pyrolytic graphite grid ’ s rough at about 1800 and in vacuum
為了使旭光電子股份有限公司順利實現從熱解石墨柵極毛坯沉積到柵極成品的生產，本人作為工藝研究人員，對熱解石墨柵極毛坯沉積工藝進行了詳細、深入的研究。在本課題研究工作中，採用了丙烷有機碳氫化合物氣體和稀釋用氮氣、氬氣，在高溫1800左右的真空條件下試驗研究了熱解石墨柵極毛坯的沉積。In the process of the deposition of the pyrolytic graphite grid ’ s rough, experiment which adopts same discharge and proportion of those gases at different temperature has been done, the test which adopts different discharge and proportion of those gases at same temperature to deposit grid ’ s rough has also been done. at same time, the test which adopts different dilute gases at same technological condition to deposit the grid ’ s rough has been done. in order to obtaining the grid ’ s rough which thickness is able to use, the test has been done at different temperature and depositional time
在研究過程中，試驗了在不同溫度下採用相同的氣體比例和流量沉積熱解石墨柵極毛坯;還試驗了在相同溫度下，採用不同的氣體比例、不同的流量沉積熱解石墨柵極毛坯;同時，試驗了在相同工藝條件下採用不同的稀釋氣體沉積石墨柵極毛坯;為了獲得厚度合適的石墨柵極毛坯，試驗了不同溫度下採用不同的沉積時間來沉積毛坯;對不同溫度下沉積的毛坯進行了x射線衍射分析、密度分析及晶相分析。Using this stm, many samples were scanned to test its capability. the atom graphics and nano - structure graphics of highly oriented pyrolytic graphite ( hopg ) were gained as well as some other samples. stable scan has been observed during all of the experiments, it has been concluded that the system works well in open environment
對整個系統進行了聯合調試，對多種樣品進行了掃描實驗以測試系統綜合性浙江大學碩士學位論文能，成功獲得了高定向熱解石墨（ highlyorientedpyrolyticgraphite ，簡稱hopg ）的原子圖像和納米結構圖像以及其他一些樣品表面的原子圖像。Db930 tube has been developed successfully after through three years exploring and especially after xuguang corporate has established the whole pyrolytic graphite grid product line which is exclusive in china. it has filled up the domestic blank and own advanced technique and preferable economic beneficial foreground
在經過三年的努力工作，特別是在建立國內唯一完整的熱解石墨柵極生產線后，終于研製成功了db930 ，填補了國內空白，具有先進的技術性能和較好的經濟效益前景。Ascorbic acid and ammonium dihydrogen phosphate solution were used as the matrix modifier
採用抗壞血酸和磷酸二氫銨作混合基體改進劑，熱解塗層石墨管，塞曼扣背景。分享友人