顆粒體積含量 的英文怎麼說

中文拼音 [hánliáng]
顆粒體積含量 英文
volumetric solid concentration
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 體構詞成分。
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • : 動詞1 (東西放在嘴裏 不咽下也不吐出) keep in the mouth 2 (藏在裏面; 包含) contain 3 (帶有某種...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 顆粒 : 1 (小而圓的東西) pellet; bead; dust; anything small and roundish (as a bean pearl etc )2 (一...
  1. The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite

    採用xrd 、 bet 、 icp 、激光徑分析及電化學性能測試等方法,對國內外多種典型石墨樣品的結構與性能進行比較,研究石墨材料的來源、晶結構、雜質大小、比表面等因素對其充放電性能的影響,確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。
  2. In the past 40 years, the great change of nutrient structure has lead an obvious effects on the jiaozhou bay ecosystem, the silicate cycling has received significant scientific attention. an improved method is applied to the study of bsi in jiaozhou bay, the relationship between bsi and the phytoplankton, nutrient and organic carbon were discussed, the bsi cycle was studied simply

    在此基礎上,對膠州灣沉物中的bsi進行了測定,同時測定了4個航次膠州灣水中的態生物硅( pbsi ),結合bsi培養實驗較系統地討論了膠州灣生物硅與浮游生物、營養鹽和有機碳之間的關系。
  3. 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(發熱)和c 、 h 、 n元素,根據實驗結果分別建立了以h和c為自變的生物質能預測經驗公式,並通過r _ ( 0 . 05 )檢驗;為閃速熱解液化裝置能轉化率計算和生物質能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中心達到全熱解的時間,在視顯微鏡下對不同度的生物質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。
  4. 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,而徑沒有明顯變化; ph值較小時,復合微球中聚合物較大,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。
  5. Based on these parameters, the performs with the outer diameter 1200mm, the inner diameter 600mm and thickness 100mm were prepared. composition and microstructure homogeneity combined with fine primary silicon grain and uniform distribution of sic reinforced particles of 15 % were achieved

    並在此工藝參數下,制備出了不同硅的鋁基復合材料環坯,其尺寸為1200 600 100mm ,沉坯的組織均勻、初晶硅細小,增強相sic的分佈均勻,分數約為15 % 。
  6. The results showed that sic particles dispersed uniformly in the composites, that the composites " hardness increased with the increasing volume fraction of sic particles, and that the composites had the outstanding wear resistance properties that were superior to the matrix alloy

    結果表明, sic在復合材料中分佈均勻;復合材料的硬度隨sic顆粒體積含量的增加而增加,且比基合金的硬度高; sic增強鋁基復合材料具有優良的耐磨性能,且優于基合金。
  7. And the microstructure, the hardness and the wear resistance properties of complicated parts had also been studied and analyzed. the results showed that under the same experiment condition, the semi - solid flow and deformation properties of the composites increased with the increasing of the sic particles " volume fraction which below 12 %, that he composite reinforced with different volume fraction of sic particles were die - cast into complicated parts successfully, that sic particles dispersed even more uniformly in their complicated parts, and that he complicated parts " hardness was better than the composites "

    結果表明,在sic顆粒體積含量低於12的情況下, sic越高,復合材料的成型性能越好; sic增強鋁基復合材料能夠用壓鑄的方法制備復雜壓鑄件; sic在壓鑄件中分佈更為均勻,且呈單;壓鑄件的硬度比復合材料鑄錠的硬度高; sic增強鋁基復合材料的壓鑄件耐磨性高於復合材料鑄錠。
  8. 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分佈均勻;材料的硬度隨sic顆粒體積含量的增加而增加; sic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合金高一至兩個數級。
  9. This is the direct reason of bad reservoir property of sandstone, especially lower permeability. the influence and control factors of reservoirs include : deposition, diagenesis and tectogenesis. the deposition is the basic factor, it control the shape and distribution of sand body, and influence the type and the intensity of the diagenesis ; the diagenesis is the key factor, it control the process of pore evolvement, so the diagenesis control the sandstone ' s storage space and reservoir quality directly ; the fracture of the tectogenesis formation could improve the porosity and permeability of sandstone

    其中沉作用是基礎,控制了儲集砂的形態特徵和分佈范圍,同時由於不同沉類型砂在碎屑成分組成、泥質度、砂厚度、砂內部的非均質性、孔隙介質的物理化學性質等方面不盡相同,從而也影響著砂巖所經歷的成巖作用路徑、類型和強度,因此沉作用是控制儲層發育的主導因素;成巖作用是關鍵,直接決定了砂巖的孔隙演化過程,從而決定了儲層內部儲集空間特徵和儲集性能;而構造作用形成的裂縫對改善砂巖的儲滲性能具有一定作用。
  10. Meanwhile, because there are a lot of sediments in sewage in the forebay, the bad flow pattern will make sediments depositing freely and the sediment deposition will cause worse flow pattern

    同時,由於排污泵站進水水流中有大的懸浮固,不良的前池流態會使泥沙更容易在前池淤,而泥沙淤又進一步加劇了前池流態的惡化。
  11. The graphite is covered with a thin film of disordered carbon according to the measurements of xrd, bet, particle size analysis and scanning electron micrographs ( sem ). sugar and phenol resin are used as the precursors of the shell - carbon materials. structure and performance of composite structure carbon material are studied in detail

    提出邊緣碳原子及表面碳原子對炭材料嵌理性能的作用機理,並導出該機理的具表現形式,即炭材料的形貌、比表面大小、有序化程度等結構與物理特性對炭材料的嵌貍性能的影響。
  12. But the surface characteristics is minor. when rigidity of granulated crumb rubber is increased, the performance of mixture is improved including compaction performance, volume performance and enduring performance. the ratio of coarse aggregates, granulated crumb rubber and coarse granulated crumb rubber are confirmed using the central composite design and response surface methodology

    研究結果表明,橡膠的形狀特性和力學特性對混合料的性能影響較大,隨細長扁平的減小,硬度的增大,混合料的壓實特性、特性和使用的耐久性增強;橡膠的表面特性的差異對混合料性能有一定影響,但其影響並不顯著。
  13. Examining results corresponding to different particulate geometry, it shows that the effective thermal conductivity not only depends upon the volume fractions and the properties of components, but also depends on the particulate geometry

    有其它形狀夾雜的復合材料的計算結果表明,復合材料的有效熱導率不僅僅依賴于夾雜相的及組分性質,還與的幾何形狀有關。
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