煤水分 的英文怎麼說
中文拼音 [méishuǐfēn]
煤水分
英文
moisture content of coal-
The influence of coal characteristic indices such as caloricity, ash content, and water content on the coal handling system is discussed in the aspects of economy and reliability
從經濟性和可靠性角度分析探討了煤的發熱量、灰分、水分等衡量煤質的特性指標對輸煤系統的影響。Stone coal and its ash, dust, corn, chili, water in vat and boiled water were sampled from the inhabitants ' houses, and fluorine in these media was determined
採集居民家中石煤、石煤燃后底灰、室內降塵、玉米、辣椒、水缸水和開水,分析其含氟量,研究石煤燃燒時氟的遷移富集機制。Meanwhile in the condition of high temperature, water vapors can participate in combustion. water gas reaction will happen, which will reduce carbon particle in flame, and reform combustion performance, so improve combustion efficiency. the article developed a kind of technology of water injection into intake ports for 4135g diesel engine, meanwhile designed a suit of water injection system
同時在高溫條件下,水蒸汽參與燃燒,部分水分子與未完全燃燒的熾熱的炭粒發生水煤氣反應,形成可燃性氣體,從而減少了火焰中的炭粒,提高了油的燃燒程度,改善了燃燒狀況,提高了油的燃燒效率。The results indicate that permissible expanded ammonium nitrate explosive possesses excellent anti - deflagration, performance which is almost not influenced by moisture
試驗說明煤礦許用膨化硝銨炸藥具有良好的抗爆燃性,水分對抗爆燃性基本沒有影響。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。The technical measures for deep reducing coal moisture were urgent needed due to china devoting major effort to implement the new and high technologies used for coal liquefaction and preparation high purity coal. through the analyses of current situation of technical level for coal drying and dewatering, the paper suggests to take overheat steam produced from power plant as a heat source, use the disk dryer to deeply reduce coal moisture with simple working process and low production cost
本文針對我國人力實施煤炭液化和超純煤制備等高新技術,迫切需要將煤中水分深度脫除的技術手段,通過對我國煤炭乾燥脫水技術現狀與水平的分析,提出以電廠過熱蒸汽為熱源,利用盤式乾燥機,以簡捷的乾燥工藝、低的乾燥成本,深度脫除煤中所含水分的技術方案。Analyses of rheological properties of coal - water mixture for pressurized fluidized bed combustion
增壓流化床煤水混合物流變特性影響因素分析Through analyzing on the different phenomena of gas pouring amount at different coal seam, different area at the same seam, different position at the same area, the coal thicknss, inclined angle, structure, roof and floor rock character and water content in coal est. geology factor are regarded as the main reason of effecting the gas pouring amount
通過對不同煤層,同一煤層不同區域,同一區域不同地點瓦斯湧出量有很大差異現象的分析,認為煤層厚度、傾角、構造、頂底板巖性、煤中水分等地質因素是影響瓦斯湧出大小的主要原因。Abstract : the simplified one - dimensional mathematical model of spontaneous heating process is used to analyze the effect of the change and movement of water vapour in coal stock pile on the maximum temperature reached during the self - hearting of the coal stock pile
文摘:利用簡化的自熱過程一維數學模型,分析煤堆內水分變化及遷移對煤堆自熱所能達到的最高溫度的影響。Experimental research on synthesis of dispersing agent for coal water slurry with fraction of naphthalene oil
萘油餾分合成水煤漿分散劑的試驗研究During the test, under the certain condition, the prototype can reduces the coal moisture from 20 % to 0. 5 %, the evaporate rate up to 22kg / ( m2. h ), laying a solid and reliable foundation for its industrialization
在試驗中,該機在一定乾燥條件下,可將煤中水分從20降至0 . 5 ,蒸發速率達到22kg ( m ~ 2 ? h ) ,為其工業應用奠定了可靠的理論與實驗基礎。Control analysis and treatment measures of the water in structural crevices at jisan coal mine
濟三煤礦構造裂隙控水分析與水害防治Three schemes for this technology were given, including air - blown gasification, recycle gas - blown gasification and steam & recycle gas - blown gasification, which were computed and analyzed. due to different conversion ratio of coal and different temperature that gas enters into gas turbine, the different results were got and analyzed, such as gas heat value, gasification efficiency and generation efficiency
本文針對空氣氣化方案、再循環煤氣氣化方案以及水蒸汽+再循環煤氣氣化方案對煤部分氣化聯合循環發電系統進行計算分析,根據不同的碳轉化率以及煤氣進入燃氣輪機前不同的溫度,得出不同的煤氣熱值、氣化效率、發電效率等,並進行了分析,提出了適合不同目標工業應用的煤部分氣化方案。In order to improve coal slime dewatering results and operational reliability, according to the comparison of screen bowl centrifuge ' s structural parameters, operational parameters and dewatering results used at home and broad, proposed that, proper design parameters should be determined by the property of coal slime ; the separation factor and manufacture level of homemade screen bowl centrifuge should be improved ; the research on sieve and wear parts should be strengthened to improve the service life of wear parts ; planetary gear differential case should be used to improve the work reliability of whole machine and the automatization level of centrifuge control should be enhanced
為提高國產離心機用於煤泥分離的效果和工作可靠性,通過對國內外同類產品的結構參數、操作參數和分離效果的比較,提出:根據國內洗選煤泥性質,確定合適的設計參數;提高國產離心機的分離因數和製造水平;加強對篩網及易磨損件的研究,提高易磨損件的使用壽命;採用漸開線行星齒輪差速器,以提高整機的工作可靠性;提高離心機控制的自動化水平。The automation of coal flotation has been wandering for many years in china. the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry, ignoring the quantity and quality of the products. aiming at this problem, method of measuring the flotation technical parameters was studied, the slurry level meter and the slurry ash - measuring device were worked out, and the computer control system of the coal flotation was designed. the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed. the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world. the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery, a decrease of the reagent consumption, ensuring a highly efficient operation
浮選自動化在我國多年來徘徊不前,一直採用根據入浮煤漿中的干煤泥量來確定加藥量的前饋控制方法,而不直接以產品的數質量指標作為控制目標,導致浮選生產效率較低.針對上述問題,研究了浮選工藝參數的檢測方法,開發了浮選漿位儀和煤漿測灰儀,設計了浮選計算機控制系統,它根據煤漿測灰儀旁線檢測的精煤灰分,運用模糊控制技術,通過調整浮選藥劑添加量和浮選機漿位,來實現浮選過程的反饋控制.工業性試驗表明,煤漿測灰儀的性能指標接近國外先進水平.煤泥浮選測控系統在淮北選煤廠的現場使用,使浮選生產在精煤灰分合格的前提下,得到了較高的產率,並降低了藥劑用量,從而保證選煤廠高效率地運行Abstract : the automation of coal flotation has been wandering for many years in china. the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry, ignoring the quantity and quality of the products. aiming at this problem, method of measuring the flotation technical parameters was studied, the slurry level meter and the slurry ash - measuring device were worked out, and the computer control system of the coal flotation was designed. the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed. the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world. the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery, a decrease of the reagent consumption, ensuring a highly efficient operation
文摘:浮選自動化在我國多年來徘徊不前,一直採用根據入浮煤漿中的干煤泥量來確定加藥量的前饋控制方法,而不直接以產品的數質量指標作為控制目標,導致浮選生產效率較低.針對上述問題,研究了浮選工藝參數的檢測方法,開發了浮選漿位儀和煤漿測灰儀,設計了浮選計算機控制系統,它根據煤漿測灰儀旁線檢測的精煤灰分,運用模糊控制技術,通過調整浮選藥劑添加量和浮選機漿位,來實現浮選過程的反饋控制.工業性試驗表明,煤漿測灰儀的性能指標接近國外先進水平.煤泥浮選測控系統在淮北選煤廠的現場使用,使浮選生產在精煤灰分合格的前提下,得到了較高的產率,並降低了藥劑用量,從而保證選煤廠高效率地運行Ysfl series oil moisture use oil plant, centre oil depot, airport oil depot, plane for annotate from oil filter petrol, diesel oil, purification, aviation of kerosene in filter extensively, can strain moisture while degreasing and mechanical impurity effectively, guarantee flight safety of plane
Ysfl系列油水分離濾油機廣泛用於煉油廠中心油庫機場油庫飛機加註中的汽油柴油航空煤油的凈化過濾,能夠有效濾除油中的水分和機械雜質,保證飛機的飛行安全。Determination of moisture - holding capacity of coal
煤的最高內在水分測定方法Part of content about fluidized bed thermodynamic calculation in the 《 layer and fluidized combustion thermodynamic calculation standard for industrial boiler 》 ( jb / dq1060 - 83 ) are discussed the computing equation of fly ash carbon content and the thermal equilibrium equation in the dense phase considering evaporation of water of unburned coal are given. the revise necessary is provided through calculating examples
對jb / dq1060 - 83 《層狀燃燒及沸騰燃燒工業鍋爐熱力計算標準》中沸騰爐熱力計算的部分內容進行了探討,導出了沸騰層飛灰含碳量計算式和考慮未燃煤水分蒸發的沸騰層熱平衡方程,通過算例說明了修正的必要性。A part of content about fluidized bed thermodynamic calculation in the 《 layer and fluidized combustion thermodynamic calculation standard for industrial boiler 》 ( jb / dq1060 - 83 ) are discussed the computing equation of fly ash carbon content and the thermal equilibrium equation in the dense phase considering evaporation of water of unburned coal are given. the revise necessary is provided through calculating examples
對jb / dq1060 - 83 《層狀燃燒及沸騰燃燒工業鍋爐熱力計算標準》中沸騰爐熱力計算的部分內容進行了探討,導出了沸騰層飛灰含碳量計算式和考慮未燃煤水分蒸發的沸騰層熱平衡方程,通過算例說明了修正的必要性。分享友人