風化煤 的英文怎麼說
中文拼音 [fēnghuàméi]
風化煤
英文
danty-
Wind energy conversion system is a complicated field refers to electrical machine, power electronic, electrochemistry, material, mechanics, aerodynamics, computer, automation, aerography and etc. following the increasing demand of electric power and environmental protection all over the world, it is important to exploit the renewable and clean energy sources. this dissertation mainly aims at modeling and controlling each part of wecs and simulating the system response under different disturbances to develop a suitable controller
隨著電力需求的進一步增長，以及世界范圍內對環境保護、能源再生等問題的日益重視，二十一世紀將更加重視清潔能源和可再生能源的開發利用，我國現有的以煤電為主的電力結構也必將向發電類型多元化、能源再生化、能源「綠色」化轉變，因此，風力發電這種很有發展潛力的發電技術成為一個具有重大實際意義的課題。Such as : the liner of coal bunker of power station, the lining of dust cyclone and classifying cyclone, the liner of chemical storage tank and warehouse for corrosion material, the floor material for chemical plants and low friction vehicle testing surface etc
玄武巖鑄石板主要用於襯砌火電廠煤倉，各種規格旋風器，鋪設各類化工廠地面，汽車剎車試驗場地面等，也用於襯砌酸洗槽或儲存腐蝕性物品的貯存室。The cast basalt tiles may be used in all kinds of ways. such as : the liner of coal bunker of power station, the lining of dust cyclone, the liner of chemical storage tank and warehouse for corrosion material, the floor material for chemical plants and lowfriction vehicle testing surface etc
玄武巖鑄石板主要用於襯砌火電廠煤倉，各種規格旋風除塵器、旋流器、鋪設各類化工廠地面，汽車剎車試驗場地面等，也可用於襯砌酸洗槽或儲存腐蝕性物品的貯存室。Fanned by a constant updraught of ventilation between the kitchen and the chimneyflue, ignition was communicated from the faggots of precombustible fuel to polyhedral masses of bituminous coal, containing in compressed mineral form the foliated fossilised decidua of primeval forests which had in turn derived their vegetative existence from the sun, primal source of heat radiant, transmitted through omnipresent luminiferous diathermanous ether
自廚房至煙囪的孔道，不斷地向上通風，灼熱的火被它煽得從成束的易燃柴禾延燒到多面體煙煤堆上。這種煤炭含有原始森林的落葉堆積后凝縮而成的礦物狀化石森林之發育生長靠的是熱輻射性源-太陽，而熱又是由那普遍存在傳光並透熱的能媒33傳導的。Testing research of coal layer safe extraction in efflorescent oxygenized belts
風氧化帶內煤層安全開採的試驗研究The following new opinions : without caving zone coal layer extraction in efflorescent oxygenized belts ; two effects of blocking water and preventing water flowing fractured zone from going on developing after mining effect ; appropriately enlarging the extraction thickness were presented
提出了風氧化帶煤層開采無垮落帶；受采動影響后，具阻水和抑制導水裂隙帶繼續發展的雙重作用以及適當加大開采厚度等新觀點。Based on testing data in worksite and engineering practice, the strata damage movement characteristics, rock properties of weathered zone and qualitative and quantitative analysis of the mechanism of coal layer safety extraction in efflorescent oxygenized belts were discussed
摘要根據現場觀測和工程實踐，論述了風氧化帶內煤層開采時，覆巖破壞移動特徵，風化帶巖石屬性和風氧化帶內煤層安全開采機理的定性、定量分析。Financial risk management of yushen coal liquefaction project
榆神煤炭液化項目融資風險管理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。Contrasting stone coal to the soil developed from it and water to water leached from stone coal shows that slight fluorine pollution of surface water and plant resulted from weathering of stone coal and leaching
摘要通過對比典型剖面上的石煤及其風化發育的土壤的氟含量、流經石煤層的水與不經過石煤層的水的氟含量，研究石煤風化、淋溶時氟對土壤、地表水和農作物的影響。On the basis of research of various physical characteristics of coal gangue, fly ash, aeolian sand, through contrast experiment, we chose this new reinforce material
在對煤矸石、粉煤灰和風積砂土的各項物理力學特性進行試驗研究的基礎上，通過對比試驗選擇了可供工程應用的新型固化劑。Discussion on optimization of the through survey scheme for the discharge airshaft in qianqiu coal mine
千秋煤礦回風立井貫通測量方案的優化體會An analysis made from theory to practice of the three major contradictions, viz., blow gas and gas generation, upward blow and downward blow and coke addition and slag discharge, and the three major equilibria, viz., material and carbon equilibrium, thermal equilibrium and chemical equilibrium existing in coal gasifiers
摘要從理論到實際剖析了煤氣爐內存在的吹風與制氣、上吹與下吹、加炭與排渣三大矛盾和物料與碳平衡、熱平衡、化學平衡三大平衡。Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running
本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點，提出多變量協調控制方案，解決了系統可控性差，難以實現穩定自動運行的問題；在此基礎上，改變以往以煙氣含氧量控制送風的傳統模式，針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重，煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題，應用智能控制理論中的模糊控制技術，結合自尋最優控制的思想，設計了一種模糊自尋優控制器，應用在電站鍋爐送風控制系統上，並闡述了動靜態兩種實現途徑，通過在線優化風煤配比，實現最佳經濟燃燒，切實保障了鍋爐的經濟運行。Study on adsorption of neimeng windblown coal for cadmium - ion solution
內蒙風化煤對鎘離子溶液的吸附行為Division method of coalbed gas weathering zone of coal mining areas in jiangxi
江西煤礦區煤層瓦斯風化帶的劃分方法Study on the weathered damage attributes of rock and the law of reduction for coal column protection
巖石的風化損傷屬性與縮小防護煤柱開采機制研究Deformation characteristics of fault structures on the northern fringe of qaidam basin
巖石的風化損傷特徵與縮小防護煤柱機理The humic acid which depolymerized from huainan weathered coal with catalysts was prepared, and the influence of yield and structure of the humic acid which was prepared with different catalysts were investigated
摘要以淮南風化煤為對象，硝酸催化氧解制備腐植酸，考察不同載體的催化劑對風化煤氧解制備腐植酸收率和結構組成的影響。According to present situation of mining safety in coal mines in gina, new measures are suggested, i. e. to reinforce the capital management in coal mines, to implement compensated utilization system of coal resources, to establish preferable taxation policy, to strengthen occupational injury insurance system, to raise the standard of pension for the disabled or for the family of the deceased, to pursue risk security system for the employer and to reform the safety training system in coal mines
筆者結合我國煤礦安全生產的實際狀況，從加強煤礦企業資本管理制度、實行煤炭資源有償使用制度、建立稅收優惠政策、強化煤礦安全保險制度、提高職工傷亡撫恤標準、推行煤礦負責人安全風險抵押金制度和實施煤炭行業人才培養體系改革等方面，提出了煤礦安全生產長效機制建設的新舉措。分享友人