燒結狀態的 的英文怎麼說
中文拼音 [shāojiēzhuàngtàide]
燒結狀態的
英文
assintered- 燒 : Ⅰ動詞1 (使東西著火) burn 2 (加熱或接觸某些化學藥品、放射性物質等使物體起變化) cook; bake; hea...
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 狀 : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
- 態 : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
- 的 : 4次方是 The fourth power of 2 is direction
- 狀態 : status; state; condition; state of affairs: (病的)危險狀態 critical condition; 戰爭狀態 state o...
-
Beryllium powders with the same particle size and various contents of beo were prepared by pre - sintering - acid washing processes initiatively and the influence of beo alone on o mys of beryllium was observed and some new results have been obtained - compared with the content of beo, the distribution of beo in beryllium has more critical influence on mys ; finely dispersed beo along the grain boundaries and in the matrix results in the dispersion strengthening of beryllium matrix and thereby the higher mys value ; on the contrary, the coarser beo particles clustering on the grain boundaries results in negative influence on o mys
開創性地用預燒結? ?酸洗工藝制備了相同粒度、不同beo含量的鈹粉,從而開展了beo含量單獨對鈹材_ ( mys )影響的研究,得出一些新的結果:與beo含量相比, beo在鈹中的分佈狀態對_ ( mys )的影響更大。沿晶界、晶內彌散分佈的較細小beo對基體鈹有彌散強化作用,使_ ( mys )即較高;如果beo較粗大地成簇狀聚集在晶界,反而對_ ( mys )有不良的影響。The rock texture , mineral occurence feature , ore electronmagnetic milling and applied possibilities in ceramics and glass of the jadeite metamorphic aegirine - augite nepheline syenite in suizhou , hubei were studied. the results show that the ore deposit combines the advantages of mining and milling , and the finished ore by single electronmagnetic milling may be fully utilized as the raw materials for ceramics and glasses. meanwhile , another important fact is that the compositon with 90 percent raw ore may be manufactured into the wall and floor tiles with glaze, which was affirmed by a lot of experiment research
隨州硬玉質變霓霞正長巖的巖石組織結構、礦物賦存狀態、礦石可選性和玻璃陶瓷原料應用試驗研究表明:該資源具有易采易選兩大優點,礦石經單一磁選的精礦可作玻璃和陶瓷的原料;同時已反復試驗證實該資源可燒成原礦用量達90的釉面墻地磚。Leaching experiments of metakaolin show that the final al extraction rate in a batch reaction is strikingly influnced by the inferior pore struture geometry of the metakaolin pellets
在輕度潤濕狀態下制備的高嶺石團粒,經煅燒后,仍具有發達的粒內大孔結構。As showed by the results, mpf is advantageous for the stable formation or growth of pre - sintered glass beads, and it can partly guarantee the desired " results of sintering
研究結果表明,利用復配造孔劑有利於顆粒的穩定生成和成長,在一定程度上保證燒結過程達到理想狀態。Metallic powders, excluding powders for hardmetals. determination of dimensional changes associated with compacting and sintering
金屬粉末.除硬質合金外的金屬粉末.在壓坯和燒結狀態下測定尺寸變化The precondition of establishing mathematics model of torpedo turbine system in design condition is to fulfill the external conditions ( such as torpedo sailing speed and depth etc. ) and inner conditions ( such as turbine power and efficiency etc. ). after establishing mathematics model of torpedo turbine system in design condition, we compiled simulation program to compute all kinds of inner parameters of turbine engine include engine type, principal layout of turbine, inner structure of turbine and state parameters of gases
首先分析設計工況時渦輪機動力系統,在滿足魚雷動力系統的各項外部條件(如魚雷航深、航速等)和內部條件(如渦輪機功率、效率,燃燒室壓力、溫度,轉子機械強度等)的前提下,建立起設計工況渦輪發動機的數學模型,編程計算並確定渦輪機內部機械結構和燃氣熱力學狀態各參數。The iron covered silicon powder was fabricated separately by the milling method and the mixing method. treated separately at 500, 600, 700, 800, 900 and 1000 for 1 minute, the iron silicon alloy bulk was attained. it also found that the density of the bulk was enhanced by the boost of the treated temperature
實驗分別採用球磨法和混料法制備鐵硅包覆粉末,採用放電等離子燒結技術分別在500 , 600 , 700 , 800 , 900 , 1000保溫一分鐘進行處理,得到鐵硅合金塊體,研究發現,隨著處理溫度的提高,塊體的緻密度隨之增加,顯微結構的分析表明,塊體基本保持了包覆粉末原始自然狀態。It is very difficult to analyze flame radiation in the cylinder of a diesel engine by theoretical method since flame radiation is a function of many parameters, such as the combustion process, the geometrical description of the chamber, the soot formation and oxidation processes, the soot radiant temperature and soot absorption coefficient. the radiant property of the flame in a cylinder is dependent on the combustion process. but the thermodynamic state of real engine cycles can be analyzed from the pressure - volume diagrams in the cylinder. thus a new thermodynamic computational model is set up for the flame radiation in the cylinder of a diesel engine based on the indirect relationship between the flame radiation and the pressure - volume diagram of the combustion process in this paper. the flame radiant heat flux in the cylinder of a di diesel engine is calculated with the variation of crank angle by this model. compared with measured values, the result of the computational values shows the model is available to represent the effects of flame radiation
柴油機缸內的火焰輻射受諸多因素的影響,用理論分析法來確定它是相當困難的,由於柴油機缸內火焰輻射特性依賴于缸內的燃燒過程,而燃燒過程中的實際熱力狀態又可用示功圖來分析,因此藉助於火焰輻射與缸內熱力參數之間的這種間接關系,建立了一種計算柴油機缸內火焰輻射傳熱的新模型,利用該模型對一臺直噴柴油機缸內火焰輻射熱流量隨曲軸轉角的變化情況進行了計算,將計算結果與實測結果進行了比較,表明該模型能較好預測缸內火焰輻射傳熱量。Abstract : based on analyzing the fault mechanism for fire - loss bush of the main bearing in nd2 diesel engine, the paper firstly presents the relations between exciting source of vibration and fire - loss bush fault ; then introduces experiments on vibration detection and diagnosis of the engine ; finally, the results show that the condition of fault for the main bearing can bediagnosed through detceting the vibration of engine base surface
文摘:在對nd2機車柴油機滑動主軸承燒瓦故障機理分析的基礎上,闡述了柴油機的振動激勵源及特徵量與燒瓦故障之間的關系,並介紹了柴油機的振動監測與診斷的試驗研究,試驗結果表明:利用機座外表面的振動特性的變化可以診斷出機車柴油機主軸承的故障狀態。2. the severe erosion is due to the bad skeleton intensity and isolated w particals, which results from the poor reduce of w surface oxidation. when the arc works, the capillary iv is poor, so cu is splitting greatly
( 2 )嚴重燒損是由於w粉表面的氧化膜在燒結過程中不能很好的還原,致使骨架的燒結強度不高,大部分w顆粒以孤立的狀態存在,毛細作用微弱, cu很容易噴濺,在反復的開斷后, w顆粒剝離造成。And the value drop to the lowest at ph = 0. 8. as the increase of heat treatment temperature, the pore size distribution peak of sio2 microspheres is very narrow, meanwhile the specific surface area is the smallest before 160 c. the polymer template is removed at 350 c, so the pore structure of sio2 particles has a big change which involve the increase of specific surface area and the broaden of pore size distribution peak. with the continuous raise of temperature the sio2 network will shrink little, as a result the average pore size will decrease, but the specific surface area has no obvious change
結果發現:二氧化硅膠體顆粒均勻分佈於脲醛聚合物網路中,煅燒去除有機模板后微球表面變粗糙,而粒徑沒有明顯變化; ph值較小時,復合微球中聚合物含量較大,而ph值較大時,得到復合微球結構鬆散,因此熱處理后的二氧化硅微球孔容及平均孔徑都較大,而在ph = 0 . 8時,得到最小值;武漢理工大學碩士學位論文隨著熱處理溫度的變化,小於160時,空分佈較窄,而比表面積較小,在350時,由於有機模板的去除,微球孔結構發生突變,比表面積明顯增大,而孔徑分佈變寬,溫度繼續升高時,二氧化硅網路發生收縮,平均孔徑變小而比表面積由於有機炭化物的完全去除沒有太大變化;微球中的微孔在熱處理過程中處于平衡狀態,分佈沒有太大變化。The simulations results show that the average combustion temperature is much lower in fuel - rich state and little higher in oxygen - rich state near the best o / f ratio. by extending the post - chamber length the oxidizing gas and the fuel pyrolytic gas can burn completely and the average combustion temperature can be prominently increased. the fuel - rich recirculation zone close to the head of combustion chamber is very important for the combustion
計算結果分析表明:發動機在富燃狀態下平均燃燒溫度偏低,在接近理想配比的富氧狀態下平均燃燒溫度有所提高;加長補燃室可以大幅度提高發動機的平均燃燒溫度,並促進氧化劑氣體和熱解氣體的充分燃燒;燃燒室頭部的富燃迴流區對發動機的燃燒非常重要,去掉燃燒室頭部突擴段后,氧化劑氣體和燃料熱解氣體不能充分燃燒,發動機的平均燃燒溫度大幅下降。We need to start their sintering at same temperature and to ensure conductor paste and green - sheet ceramic bodies have the same shrinkage rate
為了消除二者之間的燒結應力,共燒導帶漿料與aln生坯必須同時進入燒結狀態,具有相同的收縮特性。It was found that there was a close relationship between the adhesion strength of the bg coating and the surface roughness of the titanium alloy and the firing temperature. the chemical state of the elements ti and si at the coating interface varied. the chemical bond and the mechanical occluding make the bg coating form a strong adhesion with the titanium alloy
通過研究發現, bg塗層與基體的結合強度與基體表面的粗糙度以及燒成溫度密切相關,塗層界面處ti元素和si元素的化學狀態發生了變化, bg與基體強結合的機制為化學鍵和機械嵌合兩種力共同作用。The composite was pressed and sintered again to further enhance its synthetical properties. through this treatment, interface binding strength, compactness, conductivity and mechanical properties of the composite were prominently increased
復壓復燒處理后,銅基體與碳纖維之間結合狀態良好,復合材料的緻密度、電導率及機械性能均有顯著提高。The temperature of burned and unburned areas, rate of heat release, pressure in - cylinder and the thickness of compositions in running process of engine can be calculated by the model, the calculated results are accord with the measured results in a hydrogen ? fueled engine
該燃燒模型可以對有關狀態參數、放熱率和組分濃度等進行預測分析。預測結果與實測結果的對比表明該模型具有較好的適用性。The mentioned raw materials used in the production of refractories should be of high purity to limit the amount of low melting phases formed in the sintering process, which can cause spalling in the bricks due to phase changes
上述提到的用於耐火磚生產的原料應是高純度的,以限制低溶解物資狀態在燒結過程中成形的數量,因為狀態改變會導致磚的散裂。In this paper, firstly, monolithic materials cosb3 and bi2te3 were prepared by sparkle plasma sintering ( sps ) respectively, and at the same time the microstructure of cosb3 and bi2te3 were studied by sem ; the seebeck coefficients and electrical conductivities of monolithic materials were measured by standard - four - probe method ( ulvac zem - 700 ) in a he atmosphere simultaneously, and their thermal conductivities were investigated by laser flash method ( tc - 7000 ) in vacuum. secondly, the junction temperature of graded bi2te3 / cosb3 thermoelectric materials was optimized based on the thermoelectric transport properties of monolithic materials, also when graded materials were used in the temperature difference ranging from 300k to 800k, the length ratio of monolithic materials cosb3 and bi2te3 were optimized in theory. thirdly, graded bi2te3 / cosb3 thermoelectric materials were prepared by two - step sps sintering, and the relationship between its average seebeck coefficients and temperature were calculated by theory mo del
均質材料cosb _ 3和bi _ 2te _ 3的電導率和seebeck系數採用標準四端子法于he氣氛下在zem - 1上同時進行測量;熱導率採用激光微擾法( tc - 7000 )于真空狀態下進行測量;其次,在對均質材料cosb _ 3和bi _ 2te _ 3熱電傳輸特性研究的基礎上,對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的界面溫度進行了優化;為了使結構梯度bi _ 2te _ 3 cosb _ 3熱電材料在300k至800k的溫度范圍內具有最佳的熱電性能,本研究同時對梯度結構熱電材料當中均質材料cosb _ 3和bi _ 2te _ 3材料的長度進行了優化設計;第三,通過兩步放電等離子燒結的方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3熱電材料;採用理論計算的方法研究了梯度結構熱電材料平均seebeck系數和溫度的關系;同時為了驗證設計的結果,本論文對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的開路輸出電壓和熱端溫度之間的關系及梯度材料在300k至800k的溫度范圍內使用時的功率輸出進行了相應的研究。Spark plasma sintering ( sps ) is a kind of new sintering technology for materials synthesis and processing, it has such advantages as high sintering speed, low sintering temperature, it also can retain the origin state of the sintered materials, as such make the sintered materials keep the state of un - equilibrium in this paper, sps was conceived of treating iron covered silicon powder to keeping the origin state of the powder
放電等離子燒結( sparkplasmasintering簡稱sps )是一種材料快速制備新技術,它具有燒結速度快,燒結溫度低,使燒結材料處于遠離平衡狀態,並能保持材料的原有狀態等重要特點。本文設想制各出鐵硅包覆粉末,再利用sps進行遠離平衡狀態的處理,來獲得保持原始粉末自然狀態的合金塊體。The optimal control system of sintering process is composed of state parameters module and optimal control module
燒結過程的上位機優化控制系統主要包括狀態參數分析模塊和控制參數優化模塊。分享友人