氣相凝結法 的英文怎麼說
中文拼音 [qìxiāngníngjiēfǎ]
氣相凝結法
英文
gas-condensation method- 氣 : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 凝 : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 氣相 : gas phase
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With the numerical solution, an internal condensation critical curve can be calculated out by condensation theory and depositing theory, on the curve, the enter water ability equal to the out water ability, which can be used as the basis to determine the occurrence of internal condensation. but the result doesn ’ t coincide with the real completely. in this dissertation, we plan to get the critical curve by practical experiment results, because that the enter water ability only relates to the condensation density and the out water ability only relate to the volume ratio of the pneumatics system
然而由凝結理論和沉積理論得到的計算結果往往與實際有一定偏差,本課題希望通過實驗的方法獲得內部結露臨界線,即系統進水能力和排水能力相等的曲線,由於系統的進水能力和充放氣過程中凝結水滴密度有關,排水能力和系統容積比有關,可以通過大量實驗總結出以凝結水滴密度和容積比表示的內部結露臨界曲線,作為判別內部結露是否發生的依據。It is well known that wo3 is a conductance - type semiconductor gas sensing material, but the research on fish freshness detector with wo3 - based gas sensor to trimethylamine is still at a beginning stage. in this project, the wo3 - based gas sensors to trimethylamine are made, and their gas sensing performance are researched, especially at low temperature, the results are as follows : 1. the nano - sized wo3 powder is prepared by sol - gel method of sodium tungstate and hydrochloric acid, and its microstructure is analyzed by using xrd, sem and tem, for material ’ s microstructure is closely related to gas sensing performance
本課題制備了wo3材料,並以它為基材,製作了三甲胺氣敏傳感器,研究了其對三甲胺的氣敏性能,尤其是低工作溫度下的氣敏性能,得到結果如下: 1 、本課題以鎢酸鈉和濃鹽酸為反應物,用溶膠凝膠法制備了納米wo3材料,並採用x射線衍射分析儀( xrd ) ,掃描電鏡( sem ) ,透射電鏡( tem )對該材料進行結構分析和形貌觀察,研究發現材料的微觀結構與氣敏性能緊密相關。On the other hand, through inhibted performances of concrete and mortar, the permeability refutations with different w / c, ages, admixture, and physics chemistry absorb regulation of different viscosity permeable liquid, the liquid - gas method is proved science and accuracy. because adopting with liquid - gas method it case clearer concrete permeability regulation. different concretes relativity is more exact and more efficiency and fixed quantity
另一方面,我們利用混凝土所固有的性質:不同水灰比混凝土、砂漿、抗滲性能規律;不同齡期混凝土的抗滲規律;不同外加劑、摻合料抗滲性能之間相互對比規律;不同黏度滲透液物理化學吸附對測試結果影響的規律;用規律來映證溶液氣壓法的科學性,準確性。Xrd spectra show that the bulk gan particles are wurtzite structure, and the nc gan has small domain size and the structure of solid solution phase
Xrd結果顯示經由氣凝法合成前後氮化鎵均為一六方晶系結構,利用塊狀氮化鎵生成的奈米粉體粒徑微細且是一種固溶相結構。First, we concisely recall the formation and development of bose - einstein condensa - tion ' s theory and it ' s experimentation. secondly, we briefly intro - duce some properties of weakly interactive bose gases, and derive the nonlinear gross - pitaevskii equation that is the condensate macroscopic wave function ' s equation. thirdly, we give a exam - pie, an approximation analytical solution of the gross - pitaevskii equation in a spherical symmetric harmonic trap is derived by a perturbation theory approach, this solution is consistent with that numerically obtained
全文共分為四章:第一章首先簡要的介紹和回顧了玻色-愛因斯坦凝聚理論的產生和發展,以及其實驗研究的過程,然後著重介紹了弱相互作用的玻色氣體的一些性質,並推導出了凝聚體宏觀波函數滿足非線性的gp方程,還以球對稱的諧振子勢為例,用標準的微擾方法求出了定態的gp方程近似解,發現其與已知的數值結果符合得很好。Comparing among the adoption of condensation, supercondensation and high - effective catalyst technologies with the present status in china, this paper presents the conclusion of study the condensation tech is superior to the high - effective catalyst tech in revamping / expansion of gas - phase polyethylene plant, while the super - condensation tech should be further studied and developed before it can be applied in china
摘要本文通過對冷凝、超冷凝及高效催化劑等技術分析比較,結合目前國內實際情況,闡明?在國內氣相法聚乙烯裝置擴能改造中應首選冷凝技術,其次是高效催化劑技術,而超冷凝技術還有待于進一步完善,目前不宜採用。It has been shown that this updated sampling and measurement method, which can measure the content of tar and dust individually, appears much more precise and credible, particularly aiming at the characteristic of heavy tar and dust content in biomass gas. this clarification system that adopts two - level shell and tube condensers and one tar removal filter, has the advantages of high removal efficiency ( 97 % ~ 98 % ) and low operating cost. besides, it has been made more environmentally friendly considering that wastewater from condensers has measured up to related effluent state standards after being disposed in tar clarifier - tank
多次試驗表明:針對生物質氣浙江大學碩士學位論文含焦油灰塵量大的特點,改進的生物質焦油取樣測量法可實現焦油和灰塵的分離,有較高準確性和可靠性;採用二級管殼式冷凝器與一級乾式過濾器結合的燃氣冷凝凈化系統不但凈化效率高( 97 98 ) 、運行費用低,而且含焦油廢水二經過澄清池澄清處理后可達到國家相關污水排放標準,避兔了濕式凈化系統的水污染;兼顧凈化效果、經濟性和減少污染考慮,採用以半焦為吸附材料的于式凈化系統可以達到炊用燃氣對焦油含量的要求。We discuss the phase instability of the system with the grand potential functional and find only gas - liquid phase transition happens and the demixing phase transition does not happen. after numerical calculation we want to draw the phase transition line, but failed in low density because of the divergence in calculation
利用用巨勢泛函展開的方法我們對系統進行了相不穩定分析,發現在我們所討論的離子液體系統中只會有氣?液凝結相變發生,而不會有分層相f碩士學住論文物malaster 』 stm 「變發生。Abstract : in this paper, the characteristic of fracture development under gas explosion action is summerized, which is similar to the fracture development of structure under uniform distributed load. based on previous research, relative software is developed to simulate the dynamic procedure of fracture development. the fractal interpolation method is adopted and saves large amount of storage
文摘:燃氣爆炸災害下房屋裂縫開展的模式與受均布壓力破壞時的相同,在參照實驗所得混凝土裂縫的分形維數資料的基礎上編制了相應的軟體,利用分形插值的方法實現裂縫開展過程的模擬,模擬結果較好地反映了裂縫發展的真實情況,且較以往的模擬方法節約了大量存儲空間Three characteristic features, such as average velocity of sound, deviation coefficient of sound velocity, and deviation coefficient of amplitude are extracted from four kinds of testing data which are sound velocity, amplitude, frequency and waveform in this paper. fuzzy analysis and artificial neural network are combined to form an intelligent system with similar functions to human brain to classify grc, aerated concrete, hollow brick, solid brick and concrete block. the accuracy of this system is up to 95 % in field tests
由超聲脈沖法獲得4種檢測信息聲速、波幅、頻率和波形,從中提取3個特徵量:平均聲速、聲速的離差系數和波幅的離差系數,利用模糊分析方法和人工神經網路相結合對grc 、加氣混凝土、空心磚、實心磚、砌塊5種墻體材料進行種類識別,形成一個智能化的、具有類似人腦功能的系統.經現場實測證明,判別的準確率達95 %以上。In order to solve this problem, this paper analyzes the fault diagnosis method for chillers using wavelet packet analysis. this paper simulated 9 faults including decreasing of cooling water flow, decreasing of refrigerant and non - condense gas existed and so on. it also analyzed the fault diagnosis technology combined theory and experiments
本論文模擬了冷卻水量改變、有不凝性氣體、製冷劑流量減小等九個故障,並採用理論分析與實驗驗證相結合的方法對單螺桿式冷水機組的故障診斷技術進行了研究。分享友人