高溫焦化 的英文怎麼說
中文拼音 [gāowēnjiāohuà]
高溫焦化
英文
high-temperature carbonization- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 溫 : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
- 焦 : Ⅰ形容詞1 (物體受熱失去水分 呈現黃黑色並發硬、發脆) burnt; scorched; charred 2 (著急) worried;...
- 高溫 : high temperature; elevated temperature; hyperthermia; megatemperature; inferno
- 焦化 : coking; pyrogenation; coal carbonization; charking
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The reaction is endothermic and requires high temperatures ( ~ 1, 000 ? ) to produce gasoline and other products ( including solid coke on the catalyst )
反應是吸熱的,所以要求極高的溫度去產生汽油和其它的產品,包括催化劑中的固體焦炭。This article aims at the boiler ' s problems in operation : 1 ) under nominal load, the smoke temperature at the outlet of hearth reaches 1200, far more exceeds 1050 the original designed temperature. this will always result in slag inside boiler and the temperature of overheater ' s pipe superheat, so that boiler cannot take nominal load and all these influence boiler ' s nomal operation heavily, 2 ) this article also studied the reason why the assistant oil becoming necessary when coal changes. during the nomal operation, many factors ( makeup of combustor and its disposal, smirch and encrust of water wall, excessive air coefficient, temperature of primary air, coal type and density of coal dust ) can deviate the designed working conditions, then affect the boiler ' s nomal operation
本文針對該鍋爐在實際運行中存在的問題:在額定負荷下,爐膛出口超溫、低溫段過熱器前煙溫高達936 ,遠遠超過815的設計值;噴燃器四周水冷壁結焦嚴重,過熱器管壁溫度超標,無法帶上額定負荷;甚至有時因燃煤質量的變化,必須投油助燃的嚴重情況進行了分析研究。在實際生產過程中,燃燒器的結構、布置,水冷壁的粘污、結垢,過剩空氣系數、一次風溫、煤種及其濃度變化等許多因素都會偏離鍋爐的設計工況,從而影響爐內的傳熱和燃燒,造成爐膛出口超溫、水冷壁結渣等問題。In this paper, the high - temperature low - cycle fatigue life and fatigue crack propagation life tests are carried on the cylindrical axial symmetry specimens having precrack or non - precrack with different types of notches of 16mnr steel in common use in the petrochemical industry contacting coke drum equipment, the stress / strain and the range of stress / strain of dangerous points are received through stress analysis of the specimens using finite element program under multi - axial stress state. at last, the equations of evaluating the high - temperature low - cycle fatigue life and the fatigue crack propagation life are found through using the least - square regression method
本文採用無預裂紋和帶預裂紋環狀缺口圓柱形試樣,進行了石化焦炭塔設備常用材料16mnr多維應力狀態下不同缺口形式的高溫低周疲勞總壽命試驗及裂紋擴展壽命試驗,並利用有限元程序對試樣缺口周圍及裂紋尖端附近進行了軸對稱多維應力狀態下的應力、應變場分析,來評價材料不同條件下的高溫低周疲勞總壽命和裂紋擴展壽命,最後利用最小二乘回歸方法,得到了該材料高溫低周疲勞總壽命和裂紋擴展壽命評價方程。Main products of huayao include ceramic roller kiln, tunnel kiln, glass furnace, metallurgical carbide furnace, baking furnace, coke oven, heat treatment furnace, cement kiln, brick kiln, boiler, crystallite glass kiln, high - temperature shuttle kiln, and etc
陶瓷輥道窯、隧道窯,玻璃熔窯,冶金碳化爐、焙燒爐、焦爐、熱處理爐,建材水泥窯、磚瓦窯、鍋爐,微晶玻璃窯,高溫抽屜窯等均為拳頭產品。Tar content in the gas was influenced by the gasification conditions, such as the gasification temperature, residence time of feedstock in the gasifier and the type of feedstock, which can help us to investigate the mechanism of tar production in gasification process. catalytic cracking of tar was performed in a downstream secondary fixed - bed cracker with dolomite, limestone and alumina brick as catalysts. by comparison, thermal cracking of tar was also performed with silica carbide
在固定床二級催化裂化反應器上,實驗了白雲石、石灰石、高鋁磚等幾種催化劑作用下的焦油催化裂化過程以及炭化硅作用下的熱裂化過程,並對裂化溫度( 650 950 ) 、氣相停留時間( 0 . 5 1s )和催化劑類型等過程參數對焦油轉化效果和熱解煤氣的影響進行了分析,對各種催化劑材料的性能進行了比較,力爭開發出可適用於工業化生物質氣化系統的焦油催化裂化技術。At the area of high temperature at the bottom of dryer, thermal sensitive material does not contact with hot surface. it solves coking and discoloring problem of thermal sensitive material
在乾燥機底部高溫區,熱敏性物料不與熱表面直接接觸,解決了熱敏性物料的焦化變色問題。At the bottom of drier, where is high temperature area, heatsensitivity raw material can not contact with heat surface directly, therefore it solves the carbonization and color charge problems of heat sensitivity raw material
在乾燥機底部高溫區,熱敏性物料不與熱表面直接接觸,並裝有特殊裝置,解決了熱敏性物料的焦化變色問題。And pbo single crystal nanowire was successfully prepared with new method. the results show that the amorphous matrix of the powders almost completely transforms into crystalline perovskite phase after 600 calcinations. the mean grain size in pt / tb powder is about 23nm that is smaller than that of pt powders
鈣鈦礦相的晶軸比c / a比未摻tb的pt粉末低,具有贗立方結構的特性,降低了從立方相向這種四方相轉化的勢壘,從而有效地抑制了較高溫下焦綠石相的產生。In this study, precursors have been prepared by coprecipitation. the precursors prepared by coprecipitation have high purity, homogeneity and reactivity etc. thus it can decrease synthesis temperature and pbo volatility. furthermore the pyrochlore phase is hardly formed during synthesis
通過化學共沉澱法制備前驅體,使各組份能以原子尺度進行混合,提高反應活性,有效降低合成溫度,最大限度地減少鉛揮發造成的污染,同時避免焦綠石相的生成。Gas analysis is used to optimize the blast furnace process, including reducing the consumption rate of coke and controlling the temperatures inside the furnace ( ref 4 )
氣體分析用於優化高爐過程,包括還原過程中焦炭的消耗速度和爐內的溫度控制。Characters of the pyrolysis chars and residual carbons such as reactivity, turbostratic carbon structure and specific surface area have been examined by thermal gravimetric analysis, powder x - ray diffraction and mercury intrusion methods respectively. catalytic effect of minerals has been identified
高溫下不同煤質焦碳結構趨於一致和礦物質催化作用的失去在一定程度上證明了假定活化能不隨煤質變化的煤焦燃燒反應動力學通用規律的合理性。In pulverized coal reburning experimental studies, simulation is made on the high temperature reburining zone in boiler. results show different kinds of coal, air excessive coefficient and temperature all have great impact on no deoxidized efficiency. how factors affecting no deoxidized efficiency under gas environment are discussed here and the importance of char reburning to deoxidize no in the whole coal is expatiated
在對超細煤粉再燃的試驗研究中,運用一維爐及模擬煙氣成功模擬了鍋爐中的高溫再燃區,揭示了不同煤種、不同過量空氣系數、不同再燃區溫度等外部條件的變化下對超細煤粉和煤焦再燃還原no效率的影響的數據,確定了在煙氣環境下各種因素對煤粉煤焦再燃還原no效率的影響規律,並對煤焦異相還原no對整個煤粉還原no的貢獻進行了討論。The law on component change of carbocoal from different temperature pyrolysis of yanzhou bituminous coal in ordinary pressure fluidized bed in nitrogen atmosphere is analyzed, especial change law of sulfur, and activation energy of pyrolysis carbocoal in different temperature is analyzed in thermogravimetric analyzer, it is found that activation decreases with pyrolysis temperature increasing
摘要利用兗州煙煤在不同溫度下常壓流化床氮氣氣氛的熱解半焦作為樣品,分析了半焦成分變化的規律,特別是硫的變化規律,並利用熱重分析儀分析了不同溫度下熱解半焦的活化能,研究表明隨著熱解溫度的升高,活化能逐漸降低。Concentrating solar power plants produce electric power by converting the sun ' s energy into high - temperature heat using various mirror configurations
聚焦式太陽能電站發電,是通過各種面型的反射鏡,將太陽能轉化成高溫熱。分享友人