絕熱分解 的英文怎麼說
中文拼音 [juérèfēnjiě]
絕熱分解
英文
adiabatic decomposition-
By starting with the analysis of generator end structure and overheat sources, it is presented that the technical key required to expand the capacity of the unit is to solve the electromagnetic leakage shielding problem. by proceeding with the analysis of the reasons causing the aging of the stator winding bars insulation, the necessity for stator winding bars to adopt class f insulation and relative fixing technological improvement are pointed out so as to extend the service life of the winding bars insulation
從分析發電機端部結構及過熱原因入手,提出了增容的技術要點在於解決端部漏磁屏蔽問題;從發電機線棒絕緣老化原因分析入手,指出為延長定子線棒絕緣使用壽命,線棒主絕緣採用f級的必要性以及相關工藝的改進。The equation including the nonlinear dispersion, i. e. the modified nonlinear schrodinger ( mnls ) equation, is a better model. in this thesis, we take mnls solitons as a model for femtosecond soltions. then based on the recently developed direct perturbation theory for perturbed mnls equation, we study the raman self - frequency shift of femtosecond solitons and its suppression by the means of frequency filters. for this purpose, first, we define the physical parameters of mnls solitons ; next, through the direct perturbation theory for perturbed mnls equation, under adiabatic approximation, we obtain the evolving parameters of mnls soliton on our questions and then choose the parameters of frequency filters based on it ; at last, we directly numerically simulated our questions by split - step fourier ( ssf ) method after improving the arithmetic of the differentiation of the nonlinear item for satisfying mnls equation
本論文以mnls孤子作為光纖飛秒孤子的模型,通過新近建立的mnls孤子直接微擾理論,研究光纖中由拉曼效應引起的飛秒孤子在傳輸中的自頻移,以及通過頻率濾波對自頻移的抑制。為此,首先給出描述mnls孤子的各物理量,然後用mnls孤子直接微擾理論,解析地得到這些問題絕熱近似下的孤子參數演化,並由此選擇頻率濾波的參數,最後用分步傅里葉方法,在對非線性項微商的演算法做出了適合於mnls孤子的改善後,對拉曼效應及頻率濾波進行了直接數值模擬,其中頻率濾波參數用微擾理論確定。Electrical insulating materials - methods of test for the hydrolytic stability - part 2 : moulded thermosets
電絕緣材料.水解穩定性的試驗方法.第2部分:熱模塑法Electrical insulating materials. methods of test for the hydrolytic stability. part 2 : moulded thermosets
電絕緣材料.水解穩定性試驗方法.第2部分:模製熱固塑料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。The main contents are as follows : ( 1 ) by employing the direct method, the soliton periodic amplification system in optical fiber link with loss is considered, and the adiabatic solution ( slowly varying portion ) and first - order correction ( rapidly varying portion ) for a single soliton case are presented
本文的主要內容如下: ( 1 )利用直接擾動方法對周期放大系統進行了理論分析,給出孤子周期放大系統的絕熱近似解和一級修正解的積分表達式,結果分析表明孤子在放大過程中一部分能量以色散波的形式流失,而這一色散波主要由孤子周期放大系統的一級修正解來刻畫。But difficulty in maths will come forth when meeting high spin particles if we using such method. on base of the characteristic of energy space, we obtained the wavefunctions and geometric phase by the trial function method in this paper. the berry phase of the system are also obtained after an evolution period
文中在絕熱近似下根據自旋粒子能級間隔特點用嘗試波函數法求出了旋轉磁場中高自旋粒子系統的波函數及幾何相位,解決了用一般方法求解時出現高階微分方程的困難。The late permian coal from southern china are unique in high content of barkinite and element hydrogen, as well as significant hydrocarbon - generation potential. in this paper, rock - eval, py - gc and mpv - 3 were used to study the hydrocarbon - generation potential, the hydrocarbon composition, hydrocarbon - generation mechanism and thermoevlutional characteristics of barkinite in open system simulation. the results indicate that barkinite has higher hydrocarbon - generation potential, the values of hydrocarbon - generation potential s
為1 . 55 %左右烴類組成以輕質烴凝析油或輕質油占絕對優勢,濕氣次之,並且烯烴含量較高此現象與開放體系熱模擬有關氣態烴與液態烴演化規律相似,據此可以認為,氣態烴很大一部分是由液態烴進一步裂解來的。Test method for rapid thermal degradation of solid electrical insulating materials by thermogravimetric method
熱解重量分析儀法對固體電絕緣材料快速熱降解的試驗方法Adiabatic decomposition temperature
絕熱分解溫度Inadequate water intake will make the urine cloudy, which is hard on the urinary system. water has the ability to dilute the toxins in the body that are to be excreted and is also helpful in digestion. as a result, the three ways of toxin excretion, bowel movements, urine and sweat, become smoother, and consequently, the health of the elderly person will improve
排尿對健康有益,多喝開水則對排尿有幫助,喝水也是種習慣,如果平時不常喝水,一下子要喝很多,自然難以接受,但是水分對身體的健康絕對有幫助,如大腸吸收的水分不足,會發生便秘,而喝水太少會使尿液過于混濁,不利於泌尿系統,因為水具有稀釋體內熱毒,並將之排出的功能,也有助於消化,能達到三通:排便解尿流汗,促進老人健康。By using the classical monte - carlo method, the splitting process of the guided atomic beam in the beam splitter is simulated, and the transverse adiabatic cooling and heating effects of the atomic beam in the beam splitter are simulated and analyzed from a simple theoretical model
同時,採用經典的monte - carlo方法,模擬了該原子分束器中被導引原子束的分束過程,研究了導引過程中原子束的橫向絕熱冷卻和加熱效應,並採用簡單的理論模型解釋了上述monte - carlo結果,得到了一些重要並且十分有趣的結果。The finite element method ( fe '. i ) is adopted to analyze the effects of the numbers of coil turns, current intensity and current frequency upon the rate of joule heat generation in details. the thermo - radiation analytical countermeasures of various types are adopted to carry out the numerical analysis of the effects of the crucible with different shapes and sizes and the blind holes with different depths opened in the tops of crucibles as well as coil positions upon the thermal field distribution whereby solving the main problem of field the thermo - field design of the induction - heating sic crystal growth system. a new combination idea of the thermo - field design obtained by means of the united design of the thermo - insulator and blind holes has been presented
採用有限元分析方法對線圈匝數、電流強度、電流頻率等對焦耳熱產生速率的影響進行了詳細的分析討論;採用不同的熱輻射分析策略,對不同坩堝形狀、坩堝頂部開設不同深度的盲孔以及線圈的位置等對熱場分佈的影響進行了數值分析,解決了感應加熱碳化硅晶體生長系統熱場設計的主要問題,提出了通過絕熱層與盲孔的聯合設計獲得所需熱場設計的思路,給出了根據軸向溫度梯度的波動對線圈位置實行動態調節以控制熱場的理論依據。During the research, we used the diffraction of x - ray. sem ( scanning electron microscope ), electron micro - probe, petrographic analysis, cements physical performance test, adiabatic test, concrete test and so on, also, we gave explanations to all kinds of expansion phenomenon
本課題在研究過程中採用了x ?射線衍射掃描電子顯微鏡、電子探針、 x ?熒光分析、巖相分析、水泥物理性能試驗、絕熱試驗、混凝土試驗等手段,對各種膨脹現象作出了解釋。Common test methods for insulating and sheathing materials of electric cables. part 4 : methods specific to polyethylene and polypropylene compounds. section two : elongation at break after pre - conditioning - wrapping test after pre - conditioning - wrapping test after thermal ageing in air measurement of mass increase - long - term stability test appendix a. test method for copper catalysed oxidative degradation appendix b
電纜絕緣和護套材料通用試驗方法第4部分:聚乙烯和聚丙烯混合料專用試驗方法第2節:預處理后斷裂伸長率試驗-預處理后卷繞試驗-空氣熱老化后的卷繞試驗-測定質量的增加附錄a :長期熱穩定性試驗附錄b :銅催化氧化降解試驗方法Insulating and sheathing materials of electric and optical cables - common test methods - part 4 - 2 : methods specific to polyethylene and polypropylene compounds - tensile strength and elongation at break after conditioning at elevated temperature - wrapping test after conditioning at elevated temperature - wrapping test after thermal ageing in air - measurement of mass increase - long - term stability test - test method for copper - catalyzed oxidative degradation
電纜和光纜的絕緣和護套材料.通用試驗方法.第4 - 2部分:聚乙烯和聚丙烯化合物專用方法.高溫處理后抗拉強度和斷裂伸長度.高溫處理后的卷繞試驗.在空氣中熱老化后的卷繞試驗.質量增加的測量.長期穩定性試驗.催化銅氧化降解的試驗方法When the difference method is used to solve temperature problem, the error of adiabatic temperature rise of concrete is often caused by a difference step that is too big, at the same time computation workload increases greatly because of a difference step that is too small. based on the basic characteristics of the difference method, this paper introduced one kind of correcting method, which can assure solution precision but does n ' t increase the calculating workload
針對差分法進行不穩定溫度場求解時,差分步長過大會造成絕熱溫升計算誤差加大,差分步長過小又會引起計算量成倍增長的問題,根據差分法求解的基本特點,提出了一種誤差修正方法,在計算量得到成倍提高的同時,保證了求解精度,較好的解決了這一問題。分享友人