煤的分級 的英文怎麼說
中文拼音 [méidefēnjí]
煤的分級
英文
coal grading-
Under general geological study of exploratory development of coalbed gas and underground gasification of coal bed in eastern depression of liaohe basin, authors apply the basic principle of coal geology and the data of vitrinite reflectance and technical analysis of coal to ascertain that coal classification are dominantely the lignite, long - flame coal and gas coal of coal - bearing upper section of third member of shahejie formation, and then dissertate the variational regularity between coal rank and buried depth in vertical and otherness of vertical limit of coal rank in different coal - rich regions
摘要運用煤田地質學基本理論和煤的鏡質組反射率值及工業分析等有關數據，確定了遼河盆地東部凹陷古近系沙三段含煤亞段的煤種主要為褐煤、長焰煤和氣煤；進而闡述了該煤段垂向上煤級與埋深的變化規律性、不同賦煤區各煤級垂向界限的差異性。Analysis on reburning technology of micronized coal and its low nox emission
超細煤粉在燃料分級燃燒技術中的應用Based on in - situ investigation and laboratory experiments, the article analyzed in detail the factors which affect the transportation and strength characteristics of gangue cemented tailing grain fillings such as powder coal, water - reducer, mortar density and grain size distribution
摘要以現場調查和室內實驗為基礎，從粉煤灰、減水劑、漿體濃度、粒級級配等方面，對煤矸石作為膠結充填骨料的管道輸送特性和強度特性進行了詳細的分析。Based on test method of national standard of anti - deflagration, influences of moisture and charge density on anti - deflagration of permissible expanded ammonium nitrate explosive have been tested and investigated, residual mass of acceptor explosive have also been measured at same time
摘要根據抗爆燃性有關標準的測試方法，詳細地測試和研究了水分和裝藥密度對受試的一級和二級煤礦許用膨化硝銨炸藥的抗爆燃性的影響，同時測定了被發裝藥的殘藥量。Through this new system, the plant can produce more high quality ashes. the detailed works are involved hi following aspects : i ) the decision of building a new gas - ash - removing system is made, though a broad investigation and a systemic analysis of the original hydro - ash - removing system. ii ) the project of building the improved dry ash handling system is designed
本文主要對某電廠的干除灰系統進行改造，在保留原有水力除灰系統的基礎上，再增加一套氣力除灰系統和分選設施，使得電廠生產出更多的一級粉煤灰以及其它等級的粉煤灰，達到粉煤灰綜合利用的目的。Synthetically analyzed the fracture, earthquake, coal ranks and their distribution, coal seam ' s buried depth and so on, the authors have realised that low - rank bituminites, early - middle jurassic in tianshan area, are formed by burial metamorphism, and it is widespread
摘要通過對天山地區的斷裂構造、地震、地熱、煤級及其時空分佈、煤層埋深等因素的綜合分析，認為天山北緣及其鄰區早中侏羅世大范圍分佈的低級煙煤主要由深成變質作用形成，深成變質作用具普遍性。Experimental study on effects of pulverized coal staging on in - furnace combustion process
煤粉分級燃燒對爐內燃燒過程影響的試驗研究We can use both calcium carbide dust and calcium carbide dust - flyash to stabilize fine - soil. as well as being used in subbase of high grade road, calcium carbide dust stabilization and calcium carbide dust - flyash stabilization can be used in basecourse of low grade road. so we can deduce that calcium carbide dust - flyash - gravel stabilization can be used in basecourse of high grade road
我們可以利用電石灰來穩定細粒土，利用電石灰和粉煤灰來穩定細粒土。通過數據分析，這種電石灰穩定土和電石灰二灰土完全可以剛于高等級公路的高級路面的底基層，也可以用於低等級公路的路面基層，同時推斷，用電石灰和粉煤灰來穩定的級配碎石，可用於高等級公路的路面基層。Design on configuration mode of coal handling microcomputer grading control system in thermal power plant
火電廠輸煤微機分級控制系統的組態方式設計Classification for hardgrove grindability index of coal
煤的哈氏可磨性指數分級It is discovered that the combustion condition of the second stage pc is up to the outlet temperature of the first stage pc and the content of combustible gases in first stage flue also plays positive effect on the ignition of second stage pc. the effects of parameters of two coal - air mixture, wall temperature of first ignition chamber and annular filling air on imfit are studied experimentally in this thesis. in this thesis, the numerical simulations of ignition and combustion of pc in imfit are conducted
本文通過建立數學模型，對感應加熱煤粉多級無油點火進行數值模擬，研究了一級煤粉煤粉在點火室內的著火過程和二級點燃過程、煤粉粒徑分佈對煤粉多級無油點火的影響，研究了一級點火室壁面溫度、一級煤粉氣流和二級煤粉氣流的風粉參數在煤粉多級無油點火過程中的影響規律；根據二級點燃段的流場和溫度場分佈，研究了環形夾心風推遲二級煤粉著火的機理。The practice process of the technological parameter of raw coal sizing screen rectified by tianzhuang coal cleaning plant was introduced in this paper, and it also gropes for the traditional size range of lump coal and slack coal
摘要筆者主要介紹了田莊選煤廠調整原煤分級篩工藝參數的實踐過程，對傳統意義上的塊煤和末煤的粒度范圍進行了有益的探索。Which are higher than electric driven heat pump, gas boiler, coal boiler and electric boiler. the energy grade theory analysis results also show that the energy utilization of gehp is comparatively reasonable. exergy cost of gehp is 11. 2 yuan / gj by thermoeconomic method, which is much lower than the heating price nowadays
對比發現，燃氣機熱泵的一次能源利用率和（火用）效率均高於電動熱泵、燃氣鍋爐、燃煤鍋爐和電鍋爐；對燃氣機熱泵系統的能級分析也表示系統的能量利用過程比較合理；通過熱經濟學的分析，得出燃氣機熱泵的供熱（火用）成本為11 . 2元gj ，這個價格與現行集中供熱的價格相比還是很有優勢的。Application of polyurethane classification screen in preparation plant
聚氨酯分級篩網在選煤廠的應用A good many case of approaching excavation are studied in this article, such as the study of infection of be coal mining to the huayingshan tunnel, technology study of strucked tunnels of metro in shenzhen, countermeasure study of tunnel approaching pile foundation of metro in guangzhou, excavation methods optimized of large cross section subaqueous tunnel approaching pile foundation of lrt in chongqing, etc. on the basic of analysing and concluding relative study production all over the the world by the numbers, classification of approaching excavation, partition of approach zone, formula of partition of approaching zone, approach degree and countermeasure grade of generalized approaching excavation of underground works are put forward. general methods studying and trea
本文結合作者多年來對華鎣山隧道減少壓煤量研究、深圳地鐵重疊隧道第11頁西南交通大學博士研究主學位論文技術研究、廣州地鐵公紀區間廣紡聯段鄰樁施工對策研究和重慶輕軌大坪大斷面車站鄰近基礎淺埋暗挖工法優化分析等諸多近接施工問題案例的研究，在系統分析和歸納總結國內外相關研究成果的基礎上，系統地提出了廣義的地下工程近接施工的分類、分區、分區指標表達式、近接度與對策等級概念以及分區、分度準則，給出了研究和解決近接施工問題的普遍方法，如數值分析先行，模型試驗、現場測試驗證等。Product info : the vibrating screen with circular motion is specially designed for quarry to separate crushed stone material into different sizes, and is dressing, cibstruction matefial, elecric and chenueal industies. it has a feature of advanced structure, powerful vibrating forces, low vibration noise, easy maintenance, high durability and etc
上海林滬實業有限公司專為採石場篩分料石設計生產的「山友」牌系列振動篩，運動軌跡呈圓周，也可用於選煤選礦建材電力及化工部門等作產品分級用，本公司產品具有結構先進激振力強振動噪音小易於維修堅固耐用等特點。Developing of two - level computer control system of thermo - coal - furnace
熱煤爐分級控制系統的開發研究Determining method of the classification efficiency for dust prevention measures
煤礦防塵措施的分級除塵效率.測定方法Reference on step conversion of coal gasification and carbocoal combustion is offered by the research on pyrolysis carbocoal
熱解半焦的研究為煤氣化及半焦燃燒的分級轉化技術提供了參考。Algorithm study of control on ball mill
磨煤機制粉系統控制演算法的分級分享友人