熱解轉換 的英文怎麼說
中文拼音 [rèjiězhuǎnhuàn]
熱解轉換
英文
pyrolytic conversion-
On the basis of summarizing the present researches and applications on bioenergy utilization technologies, this thesis focuses attention on experimental and applied research on biomass gasification technology. as a key thermochemical conversion technology, the novel pyrolysis technology in this thesis can produce mcv fuel gas, which undoubtedly keeps harmony with the status quo of rural economy and characteristics of biomass resources in china
本文在綜述國內外有關生物質能源化利用技術(主要是熱化學轉換中的氣化工藝)的基礎上,圍繞生物質熱解氣化集中供氣系統的攻關項目,針對我國農村經濟發展現狀及生物質資源特點,對適合我國農村應用的熱解制取中熱值可燃氣技術進行了詳細的試驗及應用研究。In the paper we mainly researched space gainp2 / gaas / ge high efficiency tandem cells " making process by home - made low pressure mocvd technology and new solar concentrators. firstly, we presented reseached and development of solar cells in china and foreign countries ; secondly, on the basis of fundamental priciples and theories, we discussed some factors of influcing conversion efficiency of solar cells, and analysed the i - v output feature of two - junction tandem cells ; then the design concept of gainp2 / gaas / ge two - junction tandem cells was discussed, the detailed aspects of gainp2 / gaas / ge tandem cells epitaxy growth by low pressure mocvd was studied, and some questions on epitaxy growth ( such as crystal qualities, interface stress, element interdiffusion, n - and p - type doping et all ) were solved ; after that, the cell fabrication process was described ; finally, we reseached the hot pressing and mould process technology of an arched line - focus fresnel lens made by pmma, designed and fixed new solar concentrators
本文致力於用自製的低壓mocvd裝置進行cainp _ 2 / gaas / ge空間用高效級聯太陽能電池製作的工藝以及聚光太陽能電池組件的研究。首先,介紹了國內外太陽能電池的研究現狀及應用情況;其次,運用太陽能電池基本原理討論影響電池轉換效率的因素,分析了級聯電池的伏安特性;隨后,討論了cainp _ 2 / gaas / ge雙結級聯電池的結構設計理念,研究了採用低壓mocvd技術生長cainp _ 2 / gaas / ge級聯太陽電池材料的工藝過程,解決了異質材料生長的結晶質量、界面應力、材料互擴散以及材料n 、 p型摻雜等一系列問題;然後總結了級聯電池的后工藝製作;最後,研究了以pmma為材料的菲涅耳線聚焦透鏡的熱壓成型工藝及其模具的加工工藝,設計並安裝完成新型聚光太陽能電池組件。At present, people usually use birefrigence and quasi - phase - matching methods to achieve higher effiency in the process of conversion. a significant advantage of quasi - phase - matching method is that the interaction is occurred through the largest element of the x ( 2 ) tensor ; the period of optical superlattice can be designed randomly, and any interaction can be matched without walk - off angle ; they are fitted to be used in frequency conversion of lower power especially. the quasi - phase - matching method has some advantages over birefrigence method, improving the efficiency of frequency conversion ; the range of frequency conversion covers its whole transperant wavelength
由於準相位匹配技術有其獨特的優勢,可以利用非線性光學晶體的最大二階極化張量,如ppln 、 pplt 、 ppktp用的非線性極化張量都是d _ ( 33 ) ,其有效非線性系數高出普通非線性光學介質(如bbo 、 lbo 、 ktp )一個數量級,而且可以人為靈活設計調制周期,通過周期設計其頻率變換范圍可以覆蓋準相位匹配介質的整個透明波段,選擇無走離效應,解決了常規pm難以解決的問題,拓寬了非線性晶體的應用范圍,極大地提高了頻率轉換效率,已成為非線性光學材料和固體激光器的研究熱點之一。The huge tube expander for heat exchanger of air con ditioner and refrigeration system are developed first by our institute after stu dying for a long time. the tube expanding from manual - operation to automatic - oper ation is solved to keep fin at a large distance
在我院多年開發脹管機的基礎上,首次研製成功空調製冷換熱器超大型脹管機,解決了大片距換熱器由手工脹管轉變為機械脹管的難題。The transfer and conversion equations of kinetic, chemical, pressure ( strain ) and thermal energy, which are commonly used in engineering, were given
利用這個普遍化方程導出了在工程領域常見的動能、化學能、壓能和熱能傳遞和轉換的動力學分解關系。This paper provides our hot swap solutions on a specific core router called gf8516 according to the kind of hot swap structure of routers that this paper presents and the software connection states that this paper defines
針對採用網路處理器進行設計的gf8516核心路由器,本文根據提出的路由器熱切換結構和定義的狀態轉換關系給出了gf8516核心路由器的熱切換解決方案。Studying the heat - mass transfer and multi - spices electric - chemical reaction, a dynamic temperature model was deduced for molten - carbonate fuel cell stack. the thermal radiation, shift reaction, and the change of gas spices were considered in this model. establishing momentum equation, the paper has developed a 3d temperature and flow fields model for mcfc stack based on cfd technique
建立了熔融碳酸鹽燃料電池堆內部單體的暫態溫度模型,並考慮了電堆的輻射換熱、轉換反應、反應氣體組分變化對溫度場的影響;根據mcfc的微分控制方程組,考慮氣體組分的熱力學性質及動量變化的影響,利用數值分析方法求解熔融碳酸鹽燃料電池堆的三維流場與溫度場,分析了各作用因素對熔融碳酸鹽燃料電池堆溫度分佈的影響機制。Some key models including initial residual stress model, dynamic cutting load model and restriction transform model were built and researched deeply by coupled thermo - mechanical method
在深入研究殘余應力施加、動態切削載荷、約束轉換等銑削加工模擬關鍵技術的基礎上,採用熱力耦合模式進行了求解。Rotating pipes system are often encountered in the rotary machinery of engineering applications. with the popularity of rotary machinery in industry, the characteristics of the fluid flow and heat transfer in the controlling pipe system, the transporting pipe system, and the cooling pipe system are the main factors to improve the efficiencies of the rotary machinery. meanwhile, when a man is in the aerocraft with a high rotating speed or in the rotating machine for training, the flow in the blood vessel of body will change evidently and so the study on the flow in the blood vessel also becomes the important research field in the aerial - physiology
在旋轉狀態下,這些曲線管路系統中的流動和換熱特性將會發生什麼樣的變化,是對管路系統的性能以及旋轉裝置的運行安全至關重要的問題,也是管道流動中研究很少,又是迫切需要解決的課題;同時,這個課題還可以應用於生物流體力學:當人體處于作高速旋轉或曲線運動的飛行器或宇航飛行員訓練的旋轉裝置中,人體血管內血液流動將會發生什麼樣的變化,是航天生理學研究的重要課題。The purpose of this thesis mainly aim to establish a series of designing theory of the biomass energy prediction, the theory of the pyrolysis kinetics of biomass and the rotation - cone mid - temperature flash pyrolysis fluidization device which is adapt to the peculiarity of chinese agricultural and forestry biomass, so we can proficiently and economically convert lots of wasted agricultural and forestry biomass to substitution of petroleum which is bio - oil, and provide the new technique, new theories and new method
本論文的目的旨在試圖建立一套適用於中國農林生物質特點的生物質能量預測、生物質熱解動力學理論及轉錐式生物質中溫閃速熱解液化裝置設計理論,以期為我國高效益地利用被巨量浪費的農林廢棄生物質,並將其經濟、快速方便地轉換成石油替代品? ?生物燃油產品,提供新技術、新理論和新方法。Before plastic optical fiber widespread application, each kind of plastic optical fiber coupler must be used surely, at present the important method to manufacture the plastic optical fiber coupler is fused elongated taper. if adopt this kind of method, the conversion efficiency between the core modes and the cladding modes is low. one of the methods to solve that is
在塑料光纖廣泛應用之前必然運用到各種塑料光纖耦合器,目前熔融拉錐法是制備塑料光纖耦合器的重要方法,然而此種方法存在纖芯模與包層模的轉換效率比較低的問題,解決這問題的一種方法是對塑料光纖進行熱預拉錐。Finally, we study the ( 2 + l ) - dimension nonlinear dispersive long wave equation skillfully, we find the self - transformation between the two equations and turn the ( 2 + l ) - dimension nonlinear dispersive long wave equation into a simple ( 2 + l ) - dimension pde. then, with the homogeneous balance method we obtain the hopf - cole transformation between the ( 2 + l ) - dimension pde and the heat equation. through it, we obtain abundant exact solutions of the ( 2 + l ) - dimension nonlinear dispersive long wave equation with the matlab, including the multi - solitary wave solutions
) : = 0 . ( 2 )巧妙的發現了( 1 )與( 2 )之間的自變換,將這個方程組轉化為一個簡單的偏微分方程,並利用齊次平衡法得到了此方程與熱傳導方程之間二維形式的物pf - cofe變換,從而藉助m胡ab的符號運算得到了2 + l維非線性色散長波方程包括多孤子解在內的多種新精確解。By adopting appropriate transformation, this paper transform the heat conduction equation with internal heat source into a non - source heat conduction equation, and then solve the problem successfully by the method of separation of variables
其關鍵方法是:通過將電場量引入溫度場方程,作適當變換,把含內熱源的熱傳導方程轉化為不含內熱源的熱傳導方程,然後採用分離變量法進行求解。分享友人