油中顆粒數 的英文怎麼說
中文拼音 [yóuzhōngkēlìshǔ]
油中顆粒數
英文
particle content of oil-
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。Cleanliness test for oil system of gas turbine measuring solid particle contaminant in oil liquid by microscopic counting method
燃氣輪機.油系統清潔度測試.用顯微鏡計數法測定油液中固體顆粒污染度This text completely and systematically studies the status and the development of the pyrolysis and the fluidization of biomass, which distill the bio - oil in the domestic and international area, as well as the existing problems. this thesis primarily include following aspects : ( l ), by experimenting and measuring the energy ( heat value ) and the content of c, h, n chemical element of right 20 kinds of common biomass, on the base of the experimental result, and respectively established the biomass energy predict experiment formula with the element of h and c is from change, and passed the ro. os examination, which provides the basis and convenience for flash pyrolysis fluidization device energy to convert the rate to compute with biomass energy utilization calculation ; ( 2 ), proceeded the tg and dtg experimentation equal velocity ( 10 ? / min, 20 ? / min, 40 ? / min, 60 ? / min ) heating and constant temperature heating by studying on eight kinds of biomass samples, according to the experimental data and arrhenius formula, we established the dynamics model of pyrolysis of, then, using the goast - redfern and p function, we also solved the dynamics parameters and analyze out every kind of biomass ' s frequency factor and parameters of activation energy, and established the every kind of dynamics model of pyrolysis of biomass, all of these provide the theories and basis to make sure the reactor ' s flash pyrolysis work temperature scope design and the describing of pyrolysis reactor dynamics ; ( 3 ), in order to study and ascertain the process of heat completely getting to pyrolysis time of varied size biomass particles, we observed and measured the ratio of length and diameter ( l / d ) with the varied biomass through electron microscope, we concluded the l / d ratios usually is from 5. 0 to 6. 0, the average is 5. 3 ; ( 4 ), we studied the process of biomass transiting and the theory of complete pyrolysis time with the theory of complicated heat field, we got the time ( t ) of the varied size biomass particles arriving to complete pyrolysis, and we knew that the complete pyrolysis time and the time which get to the biggest production ratio are identical, all of these studies provide the theory base for design and forecasting the flash pyrolysis reactor solid state resort time ; ( 5 ), according to the above experiment result, synthesize to make use of the engineering the mechanics, engineering the material, machine the design to learn the principle, deduce, establish the theory of rotation cone flash pyrolysis reactor material resort time ( t ) and reasonable rotation velocity ( or frequency ) relation theory ; and ( 6 ), we gave the reactor ' s smallest cone angle certain, reactor cone wall strength design theory, the reactor production ability theory, the power design method and the critical rotation velocity theory
本文較全面、系統地綜述了國內外生物質熱解液化制取生物燃油技術研究發展現狀及存在的問題，主要研究內容有： （ 1 ）實驗、測定了20種常見生物質的能量（發熱量）和c 、 h 、 n元素含量，根據實驗結果分別建立了以h和c為自變量的生物質能量預測經驗公式，並通過r _ （ 0 . 05 ）檢驗；為閃速熱解液化裝置能量轉化率計算和生物質能量利用率計算提供了依據和方便； （ 2 ）選擇了8種生物質試樣作了等加熱速率（ 10 min 、 20 min 、 40 min 、 60 min ）和恆溫加熱的tg和dtg實驗，根據實驗數據和阿倫尼烏斯公式建立了生物質熱解反應動力學微分方程，並採用goast - redfem積分法和p函數對其動力學參數進行了求解，解析出各種生物質的頻率因子和活化能參數，進而建立了各種生物質的熱解動力學模型，為科學確定反應器的閃速熱解工作溫度范圍及熱解反應動力學描述，提供了理論和依據； （ 3 ）為研究和確定不同尺度的生物質顆粒中心達到全熱解的時間，在體視顯微鏡下對不同粒度的生物質顆粒的長徑比進行了實驗觀察和測定，得出生物質的長徑比（ l d ）一般在5 . 0 6 . 0之間，平均為5 . 3的結果； （ 4 ）採用復雜溫度場傳熱學理論對生物質傳熱過程及充分熱解時間理論進行了研究，解析推導出了不同尺寸生物質顆粒中心溫度達到充分熱解溫度的時間（ t ） ，得出了理論推導的充分熱解時間與最大產油率的熱解時間相一致的結果，為閃速熱解反應器固相滯留時間設計和預測提供了理論依據； （ 5 ）根據上述實驗結果，綜合運用工程力學、工程材料、機械設計學原理，推導、建立了轉錐式閃速熱解反應器物料滯留時間（ ）與轉速（或頻率）合理匹配理論； （ 6 ）提出了轉錐式閃速熱解反應器的最小錐角設計、錐壁強度設計、生產能力設計理論和功率計算方法及臨界轉速理論等。In this text, the study was conducted to the diesel engine running - in on test bed by advanced oil analysis, surface analysis and characteristic parameters analysis of diesel engine during running - in. based on the spectrographic analysis, ferrographic analysis, particle counting, and scanning electronic microscope analysis, the extraction of lubricant analysis results have been completed by various methods as limits method, fuzzy synthesis analysis, tendency chart analysis. on the basis of information, issued from above analysis the quality comprehensive assessment model of diesel engine running - in has been established, used to assess the diesel engine running - in quality and engine test - bed running - in quality
本文以柴油機臺架磨合過程為研究范圍，採用先進的油液分析技術，表面分析技術和柴油機性能參數分析技術相結合的方法，在採集柴油機臺架磨合階段磨合潤滑油樣和相關信息，對柴油機臺架磨合潤滑油樣的光譜分析、鐵譜分析、顆粒計數分析等技術手段獲得的各種信息進行特徵提取，結合來自於分析鐵譜和掃描電鏡的特徵圖像信息，以及柴油機性能參數中的特徵信息，用界限值分析法、模糊綜合分析法和趨勢圖分析法等多種方法，並融合其他相關的特徵信息，建立柴油機臺架磨合質量綜合評價數學模型，綜合分析柴油機臺架磨合質量，研製開發了柴油機臺架磨合質量綜合評價系統。Based on an experiment performed on the piston ring - cylinder bore wear tester, liquid - solid lubrication is investigated in this thesis. the wear of the samples under different lubrication conditions ( the solid concentrations are 0 %, 0. 02 % and 0. 1 % by weight ) are discussed. the variations of the surface topography, especially the statistical parameters and functional parameters are studied, and the reasons that cause the variations are analysed
本研究基於活塞環-缸套摩擦磨損臺架實驗研究了液-固二相流體潤滑的問題，探討了潤滑油中不含固體顆粒、含有0 . 02和0 . 1納米顆粒三種潤滑狀態下的磨損情況，並進一步研究了液-固二相流體潤滑狀態下試件表面形貌特性的變化，主要是統計參數和功能參數的變化，並探討了引起變化的原因，為更深入的液-固二相流體潤滑問題的研究以及表面形貌設計提供理論上的參考。Electrorheological ( er ) fluids are a kind of complex fluids that is a suspension of high dielectric constant particles dispersed in an insulating oil of low dielectric constant, which have reversible and adjustable rheological property under t he applied electric field
電流變液（ electrorheologicalfluids ）是一種智能流體，通常是由高介電常數的微米量級顆粒分散於低介電常數的絕緣油中而形成的懸浮液。Electrorheological ( er ) fluids are a kind of complex fluids that is a suspension of high dielectric constant particles dispersed in an insulating oil of low dielectric constant, which have reversible and adjustable rheological property under the applied electric field
電流變液是一種復雜流體，通常是由高介電常數的固體顆粒分散在低介電常數的絕緣油中形成的懸浮液。在外加電場作用下，其粘度增大，可由液態轉變為類固態，且該過程是瞬時的、可逆的、可調控的。The results of the hardness test showed the composites " hardness increased with the increasing volume fraction of sic particles. results of the wear tests showed the composites had the outstanding wear resistance properties, especially in lubricated sliding case, the wear resistance properties of the composites were superior to the matrix alloy over one or two orders of magnitude
結果表明，復合材料鑄錠中， sic顆粒分佈均勻；材料的硬度隨sic顆粒體積含量的增加而增加； sic顆粒增強鋁基復合材料具有優良的耐磨性能，在油潤滑條件下，復合材料的耐磨性能比基體合金高一至兩個數量級。In this paper, according to the character of the ship power system and device and the factors that affect it ' s capability, such as environment, utilizing the experience of the field expert, and combined with the practice of ship manufacturing and maintenance, the application of various oil monitoring technology, namely oil quality testing, spectrometric oil analysis, ferrography analysis, and particle counting etc, is studied respectively, and the fault recognition pattern is constructed. on the basis of this, according to dempster - shafter evidence theory, the information infusion mode is constructed and the oil monitoring multi - technology system is integrated. at last, colligating the result of the information infusion system and other information of the device, such as primitive data, maintenance records, running condition etc, the oil monitoring system to ship power system & device is realized
本文根據船舶動力裝置與設備自身的特性以及外部環境等影響因素，利用領域專家經驗和相關的知識，結合船舶修造和營運實際，對常規理化性能檢驗、油料發射光譜分析、鐵譜分析以及顆粒計數等油液檢測技術在船舶中的應用進行了分別研究，並建立了狀態識別模式；在此基礎上，利用d ? s證據組合理論，建立信息融合模型，集成了油液監控多技術系統；最後，綜合多技術信息融合系統的建議，以及設備的原始數據、維修記錄、運行狀態等信息，實現了船舶動力裝置與設備油液監控系統。The author has collected abundant feature data in this field, applied routine analysis monitoring - based, spectrometric analysis - centered and ferro graphic analysis and particulate counting - validated oil monitoring technology, extracted images and numeric feature information produced by all components as friction ones in marine diesel power equipment. and under the theory guidance of fuzzy and neural network, synthesized the feature data and other interrelated qualitative and / or quantitative feature information of lubricant in diesel engine power equipment from the perspective of lubricant ' s routine analysis spectrometric analysis, ferro graphic analysis, particulate counting technology and so on., to establish an original regulating mathematic model capable of power equipment ' s conditions, diagnosing its failure, maintaining and supervising
本文綜合應用以常規理化檢驗為基礎、以油料光譜分析為核心，以鐵譜分析和顆粒計數為驗證的油液檢測技術，採集船舶柴油機動力裝置典型數據和相關信息，提取船舶柴油機動力裝置潤滑油中涉及的各種數字、圖像與知識類特徵信息的基礎上，應用模糊理論和神經網路理論，對船舶柴油機動力裝置潤滑油的常規理化分析、光譜分析、鐵譜分析、顆粒計數分析等技術手段獲得的特徵數據，以及其他相關定性定量特徵信息進行信息融合，建立了船舶柴油機動力裝置狀態評價、故障診斷、維修管理原始規則的數學模型。When oil vapour condenses again, countless minute particle are formed, which are suspended in the air
當油氣再次冷凝時，會形成無以計數的懸浮在空氣中的顆粒。分享友人