過熱下降 的英文怎麼說
中文拼音 [guòrèxiàjiàng]
過熱下降
英文
desuperheating-
At 100 to 150, both the toughness and the molecular weight decreased during the process of amination, but the transformation ratio of the amination reaction increased rapidly ; above 150, both the toughness and the molecular weight increased and transformation ratio of the amination slightly increased, and reached completely amination
亞胺化過程中,當溫度從100升至150時,不同熱處理階段薄膜的韌性和分子量均下降,亞胺化反應轉化率上升較快; 150后,其韌性和分子量均升高,亞胺化反應轉化率上升趨于緩慢,最終達到完全亞胺化。But alq3 was used in oelds by vacuum evaporation mostly because of its poor dissolubility, and easily recrystallized from the oelds so that the oelds " stability decreased
但是alq3溶解性差,一般都通過真空蒸鍍製作器件,此外它會在器件內因器件發熱發生重結晶從而導致器件穩定性下降。Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits
最後,綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料,得出如下結論:本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下降趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用;玄武巖漿的起源深度73km ;從幔源重砂礦物的溫壓估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分,認為研究區具備了金剛石成礦地幔地質條件。It is possible to suppress brittleness and increase the strength and toughness by optimizing heat treatment process especially for microalloyed steels 50crv. in addition, heat processing for microalloyed steels socrv was investigated in principle in the paper
通過微合金元素產生的沉澱強化,可以彌補回火造成的強韌性的下降,設計最佳的熱處理綜合工藝將可以同時提高鋼的強度和韌性,同時還可保持一定的硬度。After appropriate reform measures were taken, the slagging and gas temperature deviation problemes have been completely solved. the boiler efficiency was raised by 2 percentage points and the boiler ' s safety and economics effect got improved
鍋爐經本次改造解決了爐膛出口煙溫偏高的問題,實現了鍋爐在130t h的額定工況下低溫段過熱器前煙溫由大修前的936下降到825的預期效果,並提高爐效2個百分點,使鍋爐運行的經濟性和安全可靠性得到改善和提高。The insulation of the thermodynamics installation and pipelines of thermal power electricity generation has significant sense, which contributes to increasing the installation ' s safe reliability, decreasing the heat loss, producing the warmhearted work environment, conserving energy and so on
龍鳳熱電廠高溫蒸汽管線大多數已經破損,熱量損失嚴重的現狀,直接導致企業能源成本增加、經濟效益下降,而且由於車間溫度過高,造成工人工作環境差。Abstract : to analyze the temperature of the ladle completely and control it reasonably, the temperature drop behaviors of the molten steel in the ladle under various conditions were studied through establishing a proper mathematical model. the results provide a theoretical basis for reducing the temperature drop and decreasing the tapping temperature of the molten steel in the converter , and for formulating proper temperature system of the liquid steel
文摘:為全面分析,併合理控制鋼包溫度,通過建立合理的數學模型,對鋼包熱行為進行模擬,分析了不同情況下鋼液的溫度下降行為.為減少鋼液溫降、降低出鋼溫度、合理制定鋼包溫度制度提供了一定的依據The essence of the kidney ( water ) is to nourish the liver, the liver ( wood ) stores the blood to support the heart, the heat of the heart ( fire ) is to warm the spleen, the spleen ( earth ) transports and transforms the essence of water and grain to supplement the lung, and the lung ( metal ) clears and descends downwards to support the kidney water ? this indicates the relationship of the interpromotion among the five zang organs
肺(金)氣清肅下降,可以抑制肝陽的上亢;肝(木)的條達,可以疏泄脾土的壅郁;脾(土)的運化,可以抑止腎水的泛濫;腎(水)的滋潤,可以防止心火的亢烈;心(火)的陽熱,可以制約肺金的太過,這就是五臟相互制約的關系。The original design was intermediate vapor 42t / h, but the actual output is 30 - 35t / h, at the same time the temperature and pressure of the vapor are unstable, it affects the economic efficiency, the reason were the collecting dust on the heat area and serious corrision, they led to the decrease of the boiler load, and need stop to washing the dust, the article deals with the reform of the exhaust gas boiler, at the basic of the design condition, after thermo calculation, flute gas, resistence calculationand strenth calculation, the structure of the heat surface had been rearranged, then the proof calculation was done
原設計產中壓蒸汽42噸時,但投運后只產30 - 35噸時,並且蒸汽溫度和壓力均不穩定,影響到經濟效益。其原因是受熱面積灰和腐蝕嚴重,影響傳熱使鍋爐負荷下降,不能長時間運行,需停產清理積灰。本論文針對此余熱鍋爐的技術改造,在給定設計條件基礎上,通過熱力計算,煙氣阻力計算和強度計算,對鍋爐受熱面結構重新布置,然後再作校核計算。In comparison to the power of diesel, that of e40 engine obviously decreases and its hot starting works difficultly. through comprehensive analysis, the mixing optimum ratio of lpg is defined as 30 %. 3
E40混合燃料發動機的動力性與柴油機相比有顯著下降,同時熱起動困難,通過綜合分析,確定lpg柴油混合燃料的最佳質量摻混比為30 。Abstract : in this paper, via analysis and research on the actual working situation of jk3 - type vacuum concentrating equipment we have found that reasons of the reduced function of working are the result of that the vacuum degree of work cuts down and isn ' t suitable with the temperature of heating and the heat cycle in each evaporator
文摘:本文通過對jk3型真空濃縮設備工作性能的研究分析表明:導致其生產能力和蒸發量減少,能耗增加,蒸發溫度升高,產品質量下降的主要原因是各效蒸發器工作真空度下降,加熱溫度和熱循環與其不相匹配所致。The combustion conditions in a circulating fluidized bed ( cfb ) boiler are much different from a pulverized coal firing ( pf ) boiler. however, this dissertation has confirmed that coal char in cfb boiler will also experience reactivity loss and ordering of turbostratic carbon structure, which have been reported by many researchers whose work were mainly restricted to pf conditions
本文通過獲得在cfb燃燒條件下熱解和燃燒過程中的焦碳,對其反應性、亂層碳結構、礦物質催化作用和比表面積等進行了系統研究,指出cfb鍋爐和煤粉爐同樣存在焦碳亂層碳結構有序化和焦碳反應性下降(失活)現象,並全面分析了焦碳失活的機理。7. sodium chloride has slight effect on the heat of micropcm phase transition, but it easily leads microcapsules to stick together. for the microcapsules feeding more than 6 % sodium chloride in the emulsion, their super - cooling can be prevented availably ; however, their mechanical intensity and their thermal stabilities turn worse and they cohere each other
7 、 nacl對微膠囊的相變熱影響較小,但容易造成微膠囊粘結;乳液中的naci濃度超過為6 %合成的微膠囊的過冷現象得到明顯改善,然而,膠囊的機械強度與耐熱性能均下降,微膠囊之間發生粘結。Both hydrogen plasma and sinx thin film can effectively enhance the short circuit current density of mono and poly silicon solar cells, which cause the improvement of the absolute transfer efficiency about 0. 5 % ~ 2. 9 %. depositing sinx thin film followed by hydrogen plasma treatment will result in better passivation effect. the thickness of sinx thin film will decrease and the refractive index will increase after annealing
經過薄膜後退火處理發現,氮化硅薄膜經熱處理后厚度降低,折射率升高,但溫度達到1000oc時折射率急劇降低;沉積氨化硅薄膜后400oc退火可以促進氫擴散,提高鈍化效果;超過400oc后氫開始逸失,晶體硅材料中的少子壽命急劇下降; rtp (快速熱處理)處理所導致氫的逸失比常規退火處理顯著。Overheating has become increasingly pronounced since late 2005, when mr kirchner dropped the prudent mr lavagna : interest rates are negative in real terms, public spending has surged and so has inflation, despite price controls on food and energy
自從2005年下半年,阿根廷的經濟就持續地過熱,當時正值科奇勒先生罷免經濟部長拉瓦尼亞之際,利率的凈值開始下降,政府的公共開銷猛增,而盡管政府在食品與能源價格上進行了管制,通貨膨脹仍高溫不退。Changing the grading of sic particles not only affects the strength and pile density, but also modifies the phase compositions and microstructure of the material. with the reducing of sic particles, the strength of the material increases obviously. the nitrification scheme has the greatest influence on phase compositions and microstructure " of si3n4 ( si2on2 ) - sic, after two continuous nitrification reacting peak and short - time high - temperature treating, the best properties can be obtained ; and the residual strength of the composite is much higher after the thermal shock resistance test, which shows that the material possesses excellent thermal shock resistance
本論文較全面地探討促進強度和顯微結構良好的si _ 3n _ 4 ( si _ 2on _ 2 )結合相的實驗條件,實驗數據顯示:引入適量的燒結助劑能夠促進si _ 3n _ 4 ( si _ 2on _ 2 )的生成和晶粒的長大,而過量時,其促進作用反而下降;隨著si粉加入量增加,生成的結合相明顯增多,復合材料的性能顯著提高;改變sic顆粒級配不僅影響復合材料的強度與堆積密度,而且對復合材料的物相與顯微結構也有影響,隨著顆粒逐漸細化,材料的強度有較大的提高;對復合材料的強度、物相與顯微結構影響最大的是氮化制度,經過兩個氮化高峰連續的反應和短時間的高溫后處理得到的復合材料性能最好;通過抗熱震性能實驗后復合材料的殘余強度較高,顯示出較好的抗熱震性能。During the accelerated thermal aging and ultraviolet radiation aging of pmma which is used as the core materials of fiber in pof, it was found that the relative permittivity of pmma decreased significantly to approximately equal to its square refractive index
摘要實驗中觀察到用作塑料光纖纖芯材料的純有機玻璃(聚甲基丙烯酸甲酯)在加速熱老化和紫外老化過程中其相對電容率急劇下降至大約等於其折射率的平方,即有機玻璃由極性聚合物變為非極性聚合物( 「全去偶極子極化」現象) 。Corporate has more ways to finance but the efficiency of investment has declined. the problems such as inner control and one shareholder leading have not been solved yet. undercapitalization and overcapitalization appears alternative or in the same time, the inefficiency of investment and finance has endangered to the safe of the whole country
企業融資方式豐富了,投資效率卻在下降; 「內部人控制」 、 「一股獨大」等問題至今沒有得到很好的解決;投資不足和投資過熱交替或同時出現,投融資效率低下已危及到整個國家的金融安全。Characters including : fuel atomization device replaced by gas sprayer, gas supply controlled by gas flux valve ; separate fuel supply from combustion - supporting air, regulate air supply through changing the electioneering voltage to make the fully burning and improve efficiency and reduce fuel consume ; arts and crafts are simple, the modification of the oil heater ' s configuration is little and the heating power is not below the oil heater ' s level ; because of falling the voltage of electioneering, greatly descend the noise of the sample machine compared with the original
其特點是:以燃氣噴頭替代原機燃油霧化裝置;以燃氣流量控制閥控制燃氣的供給;燃氣的供給與助燃空氣的供給相分離;通過改變主電機的電壓,調整空氣的供給量,使燃燒更加充分完全,並進一步提高了熱效率,降低了燃料消耗;工藝簡單,對原機型改動較小;樣機的加熱功率不小於原機型水平;此外,由於主電機電壓的降低,使樣機的整機噪聲比原機大大下降。Abstract : a mathematical model describing the effect of flow nonuniformityon the performance of compact heat exchanger is provided, which is based on that one side of heat exchanger is uniformly distributed but the other is of maldistribution. the model may be expressed in two different types, i. e., continuous model and discrete model. the former provides a method analyzing the performance deterioration of exchanger due to flow maldistribution, and the latter provides a reference to the improvement of experimental measurement. the analyzing method obtained can be used to compute the performance deterioration of compact heat exchanger due to flow maldistribution. the result is significant to the optimization of compact heat exchanger design
文摘:以一側流體分配不均勻的換熱器模型為基礎,建立了物流分配不均勻性對換熱器效能影響的數學模型,通過理論分析和計算,為研究換熱器內部物流分配不均勻對其效能的影響提供了一種分析方法.該理論模型包括連續模型和離散模型2種形式,前者為研究物流分配不均勻引起換熱器效能的下降提供了一種分析計算方法,後者為控制實驗研究的精度提供了理論依據.研究結論對換熱器的優化設計具有重要意義分享友人