科體加原油 的英文怎麼說
中文拼音 [kētǐjiāyuányóu]
科體加原油
英文
coaginga crude-
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。Publishing their findings in the journal of antimicrobial chemotherapy, the scientists said : " although tea tree oil may be an effectie antimicrobial agent when appropriately used at high ( bactericidal ) concentrations, its application at low ( sub - lethal ) concentrations may contribute to the deelopment of antibiotic resistance in human pathogens "
該研究結果發表于《抗菌化學療法》雜志上，科學家們說道： 「盡管茶樹油在高劑量應用時能夠作為抵抗微生物的有效制劑，但其低濃度應用可能會導致人類病原體耐藥性的增加。 」So, to research how the oil picking factories enhance the cost management is very important and meaningful. this thesis makes a review systematically about the theory of capital management from the basic and forward theory of capital management in the world, analyzes the problem about the capital management of gudao oil picking factory, probes into the measures and the methods to settle the problems, and then brings the comprehensive proposals about the capital management of gudao oil picking factory : improves the system of capital control, establishes the models of the whole capital control system at the base of task management, build the value chain of oil picking factory task, through making use of the theory of task value chain, shifts the stress of the capital management of oil picking factory from the crude oil producing to task value chain. through canceling the task that did not add the value, control the capital expenditure, then makes the capital management more precisely and completely ; through analyzing the task segment specifically, makes the measures of the single task capital management, clear the stress of every segment of the task, manages the crude oil picking capital objectively ; applies the forward theories and ways of the capital management, analyzes the capital and benefit, evaluates the capital and the output scientifically, basing on the theory. analyzes the measures of the capital management and the whole capital system precisely, then provides the basis for the operation policies
本文從成本管理的基本理論、國內外成本管理的前沿理論出發，對成本管理理論進行了系統回顧，對國內外石油公司的管理方法進行了系統比較，針對孤島採油廠成本管理中出現的問題和難點進行了深入分析，對解決問題的措施和辦法進行了探討，提出了孤島採油廠油氣開采成本管理的綜合措施和建議：成本控制系統需進一步優化，建立以作業管理為基礎的全面成本控制系統優化模式，構建採油廠作業價值鏈，通過運用作業價值鏈理論，把採油廠成本管理的重點從原油生產轉變到作業價值鏈上來，通過取消非增值作業，控製成本支出，使成本管理更加全面、精確；通過對作業環節的具體分析，制定分項成本管理措施，明確各環節工作重點，有針對性地進行油氣開采成本管理；運用先進的成本管理理論與方法，進行成本效益分析，科學地評價成本、產量的投入-產出效果，根據科學地理論基礎對成本管理的方式方法，整個成本系統進行準確的分析，為經營決策提供準確依據。
分享友人