蒸汽改質 的英文怎麼說
中文拼音 [zhēngqìgǎizhí]
蒸汽改質
英文
steam reforming- 蒸 : Ⅰ動詞1. (蒸發) evaporate2. (利用水蒸氣的熱力使食物熟或熱) steam Ⅱ名詞[中醫] (將藥物隔水蒸熟) steaming
- 汽 : 名詞1. (由液體或某些固體變成的氣體) vapour2. (水蒸氣) steam
- 改 : Ⅰ動詞1 (改變) change; transform 2 (修改) revise; alter; modify 3 (改正) rectify; correct 4 ...
- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 蒸汽 : vapour; reek; breath; steam蒸汽採暖 steam heating; 蒸汽錘 [機械工程] steam hammer; 蒸汽打樁鍾 ste...
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The article gives us a method to improve the quality of steam ; such as reducing and disusing the backwater of sugar producing in producing steam, adoping indirect heating method, and disaffiliating sugar producing
改善蒸汽品質提高酒精質量的方法:減少或不用製糖回水來生產蒸汽;不與製糖生產同步;採用間接加熱。Using structured packing column or modification of tray column can reduce the steam consumption. after modification of tray column the quality of the refined oil can he also improved
摘要採用結構填料脫臭塔或改造板式脫臭塔都可以降低蒸汽消耗量。改造板式脫臭塔的同時還可以改善精煉成品油的質量。The method of concentrating the decoloration solution of tylosin is usually carried out by thin film vacuum concentration. in this experiment, the concentration process is modified by using the nanofiltration membrane technique which is free from corrosive due to the extractant solvent and in the same time, heating and decomposition of the antibiotic are eliminated, the concentration course ia also distinctly shortened. in this process the small molecule can be filtered by water, and the quality of the product such as, the tyramine content, the solubility of the product, improved significantly. in addition, the membrane filtration process could save consumption of steam and cooling water
泰樂星提煉過程中原工藝脫色液用薄膜真空濃縮,本試驗改進為耐溶媒納濾膜濃縮,料液不需要加熱即可濃縮,防止了料液的高溫分解破壞,濃縮收率明顯提高在濃縮的同時,部分小分子雜質可以隨水分子一起通過納濾膜而除掉,成品質量明顯提高,解決了用原工藝成品酪胺、溶解度不合格的質量問題省去了原工藝濃縮中費用較高的蒸汽、冰鹽水,經濟效益可觀。The recovery of atmospheric light oil yield of atmospheric in the northern atmospheric distillation tower of shenghua teaching & test factory, science and technology group of china university of petroleum has been increase by about 4 or 5 percent through the following methods : changing the tray perforation of atmospheric tower, adjusting the amount of stripping steam and the outlet temperature of the atmospheric heater and merging atmospheric excess vapor into 3rd atmospheric drawn - stream to keep the fractions content of bottom oil below 5 % before 350
摘要中國石油大學科技集團勝華教學實驗廠北常減壓蒸餾裝置換煉勝利管輸油后,通過改變常壓塔塔盤開孔率、調節常壓塔汽提蒸汽量和常壓爐出口溫度、常壓過汽化油併入常三抽出線等措施,控制常壓塔底油350前餾分含量小於5 % ,使常壓輕質油收率提高約4 % ~ 5 % 。The new developments of htm station technique were introduced from the aspects such as changing the htm pipeline type in pet htm station, increasing the switch forms of steam atomization and compressed air atomization, increasing the steam generator, sending stripping tower off - gas to combination and using new material nd steel in air preheater
摘要從改變聚酯熱媒站的熱媒爐熱媒管線形式、增加蒸汽霧化與壓縮空氣霧化的切換形式、增加蒸汽發生器、汽提塔尾氣送燒、空氣預熱器採用新型材質nd鋼等方面介紹熱媒站技術的新發展。Some volatilizable substances such as methanol in steam can come into product directly, and influence product greatly if the factory adopts traditional heating method in alcohol production. there fore, improving steam quality is very important to alcohol production
摘要當甜菜糖蜜酒精生產企業採用傳統的直接加熱方式生產酒精時,蒸汽中的甲醇等易揮發組分直接進入產品,對酒精質量影響很大,因此改善蒸汽品質對酒精質量是至關重要的。The integrated system of smelting reduction ironmaking - gasolinesynthesis - electric - ity generation, in which the coal gas produced inthe ironmaking module is first cleaned and then used as the fuel for theelectricity generation module or raw material of the gasoline synthesismodule, can resolve the problem of utilization of tail gas in thesmelting reduction ironmaking and the large investment of gasificationin the integrated gasification combined cycle and gasoline synthesis. taking efficiency, scale and product structure into consideration, the processes of the two - stage smelting reduction ironmaking - combined cycleelectricity generation with coal gas, the two - stage smeltingreduction ironmaking - steam cycle electricity generation with coal gas, the one - stage smelting reduction ironmaking - combined cycleelectricity generation with coal gas, and the one - stagesmelting reduction ironmaking - gasoline synthesis with coal gas - steamcycle electricity generation with tail gas are techno - economicallyfeasible and have the promise of being industrialized
將熔態還原煉鐵產生的煤氣在凈化后發電或經改質后合成汽油的集成系統可以解決熔態還原煉鐵的尾氣利用問題及聯合循環發電和煤基汽油合成造氣投資成本高的問題.從效率、規模和產品結構各方面考慮,過程模擬結果顯示:二段法熔態還原煉鐵-煤氣聯合循環發電、二段法熔態還原煉鐵-煤氣蒸汽發電、一段法熔態還原煉鐵-煤氣聯合循環發電、一段法熔態還原煉鐵-煤氣合成汽油-尾氣蒸汽發電流程,有實現產業化的可能The simulating result showed that when the unit load changes, the maximum dynamic difference of main - steam temperature drops 13. 8 %, the regulating time shortens 17 % and the control character is improved well
模擬結果表明,在機組發生負荷擾動時,主蒸汽溫度的最大動態偏差降低了13 . 8 % ,調節時間縮短了17 % ,其調節品質明顯改善。This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change
本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性;負荷指令的導前功能對鍋爐主控有超前控製作用,能顯著提高主蒸汽壓力的穩定性;採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質,在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內,提高鍋爐、汽輪機壽命及其效率;汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系,採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。The condensation heat - exchange characteristic of a separate - type heat - pipe was studied on a 1 : 1 model. the heat pipe is heated by electricity, and working fluid is distilled water, and it is cooled by air. the experimental results show that, ( 1 ) when charging liquid ratio is 45 %, condensation heat - exchange coefficient reaches to maxium ; ( 2 ) when there is not non - condensing gas, the coeffcient decreases a little with the increase of vapour pressure, and it decreases by 9. 5 % when the pressure increases from 0. 16mpa to 0. 36mpa ; ( 3 ) when there is non - condensing gas, the coefficient decreases a little, but when the gas is discharged by an exhaust value, it can be improved, when the volume content of the gas is 2. 5 %, it can increased by 22 % ; ( 4 ) the effect of the non - condensing gas on the coefficient decreases with the increase of the pressure, and when the volume content of the gas is 5 % and the pressure increases from 0. 16mpa to 0. 36mpa, the coefficient increases by 6 %. the relative curves are given between condensation heat - exchange coefficient and air flowrate, charging liquid ratio and vapour pressure
建立了空氣冷卻實驗臺,熱管的加熱方式為電加熱,工質為蒸餾水.在1 1模型上對分離式熱管管內凝結換熱特性、不凝性氣體對凝結換熱的影響及不凝性氣體的擴散規律進行了試驗,得出分離式熱管有一最佳充液率,其值為45 %左右;凝結換熱系數隨著蒸汽壓力的增加略有降低,在實驗的壓力范圍內,降低了9 . 5 % ;不凝性氣體對分離式熱管的凝結換熱僅影響冷凝段下部較小部分,通過排氣閥排出不凝性氣體可有效地改善冷凝段下部的凝結換熱;隨著壓力的增加,不凝性氣體對分離式熱管冷凝段的影響減少.這些結論可用於分離式熱管換熱器的工程設計和控制Abstract : the condensation heat - exchange characteristic of a separate - type heat - pipe was studied on a 1 : 1 model. the heat pipe is heated by electricity, and working fluid is distilled water, and it is cooled by air. the experimental results show that, ( 1 ) when charging liquid ratio is 45 %, condensation heat - exchange coefficient reaches to maxium ; ( 2 ) when there is not non - condensing gas, the coeffcient decreases a little with the increase of vapour pressure, and it decreases by 9. 5 % when the pressure increases from 0. 16mpa to 0. 36mpa ; ( 3 ) when there is non - condensing gas, the coefficient decreases a little, but when the gas is discharged by an exhaust value, it can be improved, when the volume content of the gas is 2. 5 %, it can increased by 22 % ; ( 4 ) the effect of the non - condensing gas on the coefficient decreases with the increase of the pressure, and when the volume content of the gas is 5 % and the pressure increases from 0. 16mpa to 0. 36mpa, the coefficient increases by 6 %. the relative curves are given between condensation heat - exchange coefficient and air flowrate, charging liquid ratio and vapour pressure
文摘:建立了空氣冷卻實驗臺,熱管的加熱方式為電加熱,工質為蒸餾水.在1 1模型上對分離式熱管管內凝結換熱特性、不凝性氣體對凝結換熱的影響及不凝性氣體的擴散規律進行了試驗,得出分離式熱管有一最佳充液率,其值為45 %左右;凝結換熱系數隨著蒸汽壓力的增加略有降低,在實驗的壓力范圍內,降低了9 . 5 % ;不凝性氣體對分離式熱管的凝結換熱僅影響冷凝段下部較小部分,通過排氣閥排出不凝性氣體可有效地改善冷凝段下部的凝結換熱;隨著壓力的增加,不凝性氣體對分離式熱管冷凝段的影響減少.這些結論可用於分離式熱管換熱器的工程設計和控制分享友人