裂化焦油 的英文怎麼說
中文拼音 [lièhuàjiāoyóu]
裂化焦油
英文
cracking tar-
The oil is injected into the bed of fluidized coalite and cracks on contact with hot solid.
該油注于流化焦粉床層中,與熱固體接觸而裂解。Influence of calcium oxide on tar cracking in freeboard of fluidized bed
氧化鈣在流化床稀相段對焦油裂解的影響Study on conversion of coker gas oil by two - stage riser fluid catalytic cracking
焦化蠟油兩段提升管催化裂化研究It is installed with various production equipment for the atmospheric distillation, catalytic cracking of heavy oil, delayed cocking, hydrogenated white oil, anti - corrosion additives, alkane - purpose chemical reagent and special oils
中國石化集團杭州煉油廠現有常減壓蒸餾、重油催化裂化、延遲焦化、加氫白油、防銹添加劑、烷烴化學試劑和特種油品等生產裝置。When the conglomeration becomes serious, it will threaten the steady, safe, and long - term operation of the overall system. on the basis of the technology of purification of hot gas of biomass gasification and biomass utilization technology, this thesis focused attention on the experimental and applied research biomass tar catalytic pyrolysis aimed to the characteristics of biomass resource in china
本文在綜述國內外有關生物質焦油脫除的基礎上,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生物質焦油催化裂解技術進行了詳細的試驗及應用研究。The production of biomass tar is influenced by gasifier type biomass feedstock, gasification agent and operation parameters, and it may cause great harm to the gasification system and gas consummation equipment. however, traditional tar removal technology, such as filtration, wet cleaning and thermal decomposition, ca n ' t meet with the need for relatively clean gas
熱解焦油的產生受到氣化器類型、生物質原料類型和性質、氣化介質、裂解氣化條件等因素的影響,其對氣化系統和用氣設備等產生不利影響,而目前常採用的焦油脫除方法,如水洗、乾式過濾等不能滿足高效焦油脫除的要求。Extensive experiment on tar cracking was performed on bench - scale tar catalytic cracking test system in itpe. cold trapping was used for tar sampling and gravimetric analysis of tar samples was performed to achieve tar content in flue gas
在分析該領域研究現狀的基礎上,建立了實驗室規模生物質氣化焦油催化裂解實驗系統,採用冷態捕集方法進行焦油取樣,採用重度分析方法對焦油樣品進行分析以確定煤氣中焦油含量。Abstract : hydroprocessing of fcc feedstocks in shengli refinery of qilu petrochemical corporation includes hydrocracking of gudao vgo, and hydrotreating of coker gatch and gudao vavuum residue
文摘:介紹齊魯石油化工公司勝利煉油廠的催化裂化原料加氫預處理技術,主要包括孤島蠟油加氫裂化、焦化蠟油加氫處理和孤島渣油的加氫處理。By virtue of the experiments carried out on the modified pilot - scale biomass gasification system, the temperature field in the gasifier is made explicit. and also some principles about how the temperature, feedstock and extraction mode exert influences on heat value and production rate of gas are attained. in addition, some tentative tests of tar cracking and thermodynamic characteristics of biomass gas burner have been performed, which are that indispensable to design and operation of biomass gasification demonstration project
接著,通過對生物質中熱值氣化中試試驗系統的多次改造和反復試驗,了解了氣化爐內溫度場分佈,得出了溫度、物料、抽氣方式等因素對生物質熱解氣的成分、熱值和產氣率影響的一些基本規律,並進行了初步的焦油催化裂解試驗和煤氣燃燒器的熱力特性、燃燒特性試驗,為面向工程應用的集中供氣示範項目提供了必要的設計和運行依據。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。The process mechanism of tar cracking was investigated in kinetics view, in which a five - lump kinetic model was erected. the whole tar was divided into five lumps of different kinetic behavior in cracking process, and the kinetic parameters used to construct the kinetic model of each lump was achieved by optimally fitting experiment data
在從動力學角度研究焦油催化裂化過程中,採用集總的思想將整體焦油劃分為具有不同動力學行為的五個集總,集總中的各組分的動力學行為都由集總來代表。Much information was achieved by analysis of different kind of tar samples, including the production and evolution of tar in gasification process, the variation of tar composition under catalytic or thermal cracking conditions. and the mechanism of tar cracking was discussed in - depth with the variation of tar composition under different cracking conditions
對多種焦油進行分析,獲得了大量焦油構成信息,並以此對生物質氣化過程中焦油的產生和變化情況、催化裂化或熱裂化過程中焦油組分的變化情況、以及裂化過程參數對焦油組分和焦油量的影響進行了深入的機理性分析。The results reveal that the five - lump model can work with only the compositional information of the raw tar as the input parameters, and it can be used to predict the results of different cracking conditions and the final composition of residual tar. the simulation of the cracking process was satisfying
結果表明,五集總模型的應用可獨立於焦油的來源和性質,對焦油轉化過程動力學行為描述的準確度明顯高於整體轉化模型,且該模型不僅對裂化過程進行動力學模擬和結果預測,還可給出轉化后焦油的構成等重要信息。Except the asphaltenes, the other 4 part was given to the gc / ms. h ) comparison of gas contents and flow rate before and after the catalytic cracking reaction ; i ) the energy cost of the catalytic cracking ; after the exper
在此基礎上,結合熱裂解和催化裂解的反應理論解釋了生物質焦油的催化裂解原理,同時分析了催化裂解和熱裂解前後氣體成份和含量的變化。This represent a significant barrier for further development and commercializing of the technology. as one important item in this research, the investigation on the technology of gas catalytic reconstruction was paid close attention in our laboratory
由於國內在催化裂解方面起步較晚,主要介紹國外幾家能源機構對生物質焦油的催化裂解的試驗研究以及工程應用技術。B ) the concept of ratio of conversion ; c ) effect of temperature and residence time on tar conversion ratio ; increasing the temperature and residence time is beneficial to tar cracking, and the effect is not evidence when t > 900c and > 1. 0s d ) effect of cracking temperature on the tar conversion ratio with sic ; e ) effect of different catalyst on the tar conversion ratio ; some catalyst was test in the experimental system and dolomite is a most promising one
研究了生物質焦油含量隨熱解溫度和生物質原料的變化趨勢,提出了生物質焦油裂解率的概念、探討了不同條件(熱解溫度、停留時間)下熱裂解的效果和不同催化劑,不同反應條件下對焦油催化裂解效果的影響,催化劑在使用過程中由於積碳、中毒等原因會使得活性喪失,本文針對催化劑活性的喪失以及再生進行丁試驗研究和理論分析。On the one hand, the performance criterion like gas production rate, tar content and operation mode has reached the commercialization level presently. on the other hand, studies on gas clarification and tar cracking technologies have been performed to optimize its technological and economic performance further. first of all, after a brief introduction to the concept of bioenergy and the common technologies adopted for its utilization, a review of current researches and developments of biomass gasification technologies is given
通過中試試驗研究,改進了該技術在產氣速率、焦油含量、運行模式等方面的性能指標,使之達到了可商業化水平;同時,結合集中供氣示範工程的設計,在完善焦油取樣測量技術的基礎上,開展了燃氣凈化和焦油催化裂解技術研究,進一步提高了該技術的技術經濟性能,為今後使該技術應用於氣化發電奠定了良好基礎。One set of equipment for gas catalystic reconstruction developed by us own is illustrated in the following figure, in which tar sampling system is also included. in this thesis, the experiment system : biomass tar catalytic pyrolysis, which overcomes the disadvantage of mixture of some typical compound. and some improvement was made to adapt the characters of tar content of china
該試驗裝置克服了當前生物質焦油催化裂解研究中採用焦油的某一種組分或者幾種組分的混合物作為其模擬化合物的缺點,以熱解反應器產生的生物質氣為焦油來源,在實驗中對現有的焦油取樣分析方法進行了改進,提出了適合我國生物質特點的焦油成份分析方法。In view of cost, the clarification effect and environmental protection, the cleaning system with coke as absorbent should be the fairly good choice that can produce less tar content and high quality household gas. the cost will be made fewer as well for the reason that coke in filter and clarifier - tank can be put into gasifier again to pyrolyze. in order to improve the clarification level and make preparations for generating electricity by means of biomass gasification technology
該試驗裝置克服了當前生物質焦汕催化裂解研究中採用焦油的某一種組分或者幾種組分的混合物作為其模擬化合物的缺點,以熱解反應器產生的生物質氣為焦油來源,研究了生物質焦油的催化裂解原理、催化裂解中不同氣化溫度、裂解溫度、停留時間對焦油成分和催化裂解效果的影響,並對比以前的試驗結果進行了初步的理論分析。Effect of residence time on tar catalytic cracking behavior with calcium oxide
停留時間對氧化鈣催化裂解焦油的影響分享友人