煤中的礦物質 的英文怎麼說
中文拼音 [méizhōngdekuàngwùzhí]
煤中的礦物質
英文
minerals commonly associated with coal- 煤 : 名詞(黑色固體礦物) coal
- 的 : 4次方是 The fourth power of 2 is direction
- 礦 : 名詞1. (礦床) ore [mineral] deposit 2. (礦石) ore 3. (開采礦物的場所) mine
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 質 : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
- 礦物質 : mineral substance礦物質飼料 mineral feed
- 礦物 : mineral
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It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g
本論文的主要成果包括以下幾個方面: ( 1 )採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段,探明了以硅灰,超細磨粒化高爐礦渣,優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質;從理論上分析了礦物功能材料在混凝土中的4種效應,即火山灰效應、填充密實效應、微集料效應、表面吸附效應,並由此發揮出增塑、溫峰削減(降熱) ,增強及耐久性改善等作用;通過相關理論分析,推導出礦物功能材料的合理粒徑范圍在5 m 15 m ,即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。On thebasis of describing mineralogy characteristics such as combination electron minro - form , crystallinity of clay minerals , the relationship between coal series clay minerals in themesozoic era in ningxia area and coal metamorphism was analyzed
在概述粘土礦物組合、電子顯微形態和結晶度等礦物學特徵的基礎上,探討了寧夏地區中生代煤系粘土礦物與煤變質的關系。Hanjing, china ? one of china ' ' s lesser - known exports is a dangerous brew of soot, toxic chemicals and climate - changing gases from the smokestacks of coal - burning power plants
中國漢京? ?中國一個不出名的冒著煤煙的礦區。火電廠散發有毒的化學物質以及改變氣候的氣體。Being lightweight aggregate, the chemical mineral constituents and physical mechanics properties of lytag are analyzed. meanwhile properties of haydite concrete using lytag as coarse aggregate are also studied. the influences on lightweight concrete qualities by introducing wollastonite and chemical admixtures are researched which proves the important roles of wollastonite and admixtures in construction of concrete platforms
分析了作為輕骨料的粉煤灰陶粒的化學、礦物成分和物理力學性能以及用它作為粗骨料配製出的輕質混凝土的各項特性;研究了摻入硅灰和減水劑等外加劑對混凝土的強度、耐久性和新拌混凝土可工作性的影響;說明了硅灰和化學外加劑在海洋平臺混凝土施工中不可或缺的作用。In the condition of high combustion temperature, coal minerals are first decomposed and gasified, and when plume is cooling, they can form lots of submicron particles though nucleation, condensation and agglomeration
在燃燒的高溫條件下,煤中的礦物質首選經歷熱分解和氣化,當煙氣冷卻時,它們經過冷凝成核、凝結和團聚等作用,形成大量細粒子。Distribution characteristics of mineral in coal powder
礦物質在煤粉中的分佈規律The scc has the following advantages : remarkably reducing the noisy pollution and the worker s labor intensity in construction, deducing the rough surface or segregation because of missing - vibration or excessive - vibration in conventional construction, resolving the quality - defect problems resulting from lacking - vibration in the section of complex shapes and densely - packed reinforcement area. at the same time, large of industrial solid waste such as fly ash and blast furnace slag is utilized in the proportioning of scc. it is helpful in comprehensive utilization of resource and environment protection, so the scc belongs to " green concrete ", it is a branch of hpc which will be developed in the future
這種混凝土可以顯著降低混凝土施工中的噪音污染;大幅度減輕工人的勞動強度;減少傳統混凝土施工中因漏振或過振造成的麻面或離析;解決了配筋密集、結構復雜部位因振搗不足而造成的質量缺陷問題;同時,由於自密實混凝土在配製中,大量利用粉煤灰、高爐礦渣等工業固體廢棄物,有利於資源的綜合利用和生態環境的保護;從而被譽為「綠色混凝土」 ,是未來混凝土向高性能發展的方向之一。Beginning with the coal ash ingredients and the process of slagging, this paper analyses the effects of the following factors on slagging such as the mineraling redients in coal, the characteristics of boiler design and the operation conditions, and then puts forward the relative preventing measures
摘要從煤灰渣成份及結渣過程入手,分析煤中礦物質成分、鍋爐設計特性及運行工況對結渣的影響,從而提出相應的防止措施。Effect of demineralization of coal on its sulfur evolution during pyrolysis in h2 atmosphere
礦物質脫除對煤中硫在氫氣熱解中逸出的影響The paper systematically introduces the evaporation, nucleation, condensation and agglomeration of mineral and trace element in pulverized coal combustion and analyzes the research review of the formation of submicron particles
本文系統的綜述了煤燃燒過程中礦物質和痕量元素的氣化、冷凝成核、表面凝結、團聚的機理、模擬和預測方法以及細粒子形成機理的研究進展。In order to study the uniqueness and complexity of reflection seismic pilot detecting technology in southern coalfield, and according to the southern coalfield stratigraphic features and characteristics of seismic waves observed, the thin dielectric model both transversely isotropic and anisotropic was set up
摘要南方煤礦薄層狀介質存在各向異性和橫向各向同性並存的情況,其煤層的物性條件及其賦存情況的幾何形態又有利於槽波的形成,且地層地質構造發育,瓦斯、水等災害嚴重,這些特徵造成了南方煤礦薄層狀介質中反射地震超前探測技術的復雜性和特殊性。Determination of mineral matter in coal
煤中礦物質的測定方法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。The sediment - environment, the mineral assemblages, and influence of marine are the main geologic factors of the contents and distribution patterns of rare - earth element in the coals
煤的沉積環境、煤中無機礦物的組成以及海水的影響是控制煤的稀土元素質量分數及其配分模式的主要地質因素。With the increase of temperature, chars from low rank coals deactivate quickly and significantly. through a strict and systematic analysis, char deactivation has been found to be due to the combined effect of the ordering of turbostratic carbon structure and the loss of catalytic effect of minerals during pyrolysis or combustion process
但當煤顆粒在中低溫下燃燒時,由不同煤質形成的焦碳的亂層碳結構的差別較大,煤中的礦物質所起的催化作用可能很不一樣,因而導致不同煤質的焦碳燃燒反應活化能有較大差別。Minerals commonly associated with coal
煤中的礦物質The acticle passes the actual working experience of drilling bole explore for open coal mine engineering geology explain simbly a few problems of the dumping site leave thing layer meet with drilling hole explore, probe detailed the treatise and the technique meathod to. solve these problems
摘要通過對露天煤礦排土場工程地質鉆孔勘探的實際工作經驗,簡要闡明了露天煤礦排土場排棄物層在鉆探過程中經常遇到的幾個問題,詳細論述了解決問題所應採取的技術方法與措施。Residual carbons have also been collected from two industrial cfb boilers and a pilot cfb combustor, as well as from coal particles burning statically in open air
比表面積變化較小,與焦碳失活無關。中低溫燃燒下,不同煤中存在的礦物質的催化作用不一樣。分享友人