灰沉积,ash deposition
1)ash deposition灰沉积
1.Mineral matter in coal is the primary cause for ash deposition in heating surface of boiler.矿物质是引起锅炉受热面灰沉积的根本原因。
2.Mineral substance in coal is the primary cause giving rise to ash deposition.矿物质是引起灰沉积的根本原因,本文主要通过对矿物元素在炉内的迁移和沉积行为的研究,来揭示沾污结渣机理。
3.In order to find out the influence of ash characteristics on ash deposition,coals from Huangling,Shenmu and Xinwen,with different ash characteristics,were selected as subjects and burned in a trial furnace respectively.为了解灰特性对燃煤炉内灰沉积行为的影响,以黄陵、神木和新汶3种具有不同灰特性的燃煤为研究对象,通过自制灰污热流探针和SiC结渣棒,分别模拟了正常情况及存在烟气冲墙贴壁情况下的锅炉受热面灰沉积行为,比较了灰渣外形、化学成分、熔融温度和热流变化率等特性参数,并通过对灰渣样品的X-射线衍射、扫描电镜及能谱分析,获得了3种燃煤灰沉积物的元素组成、矿物相及微观结构和形貌特征。
英文短句/例句

1.Influence of Ash Characteristics on Ash Deposition in Coal Fired Boiler灰特性对燃煤炉内灰沉积行为的影响
2.RESEARCH ON ASH-CLINKER DEPOSITION PERFORMANCE IN WATER-COOLED BOTTOM ASH HOPPER WHILE BURNERS TILTING DOWN燃烧器下摆时冷灰斗内灰渣沉积特性研究
3.sedimentary rocks,eg sandstone,limestone,slate沉积岩(如砂岩、石灰岩、板岩).
4.tissue hardened by deposition of lime salts.石灰盐沉积造成的组织硬化。
5.DEPOSITIONAL CHARACTERS OF THE CARBONIFEROUS PERMIAN LIMESTONE IN SOUTHEAST SHANXI晋东南石炭-二叠系灰岩的沉积特征
6.Research in Characteristic of Deep Lacustrine Sediment and Tuff Deposits of Yanchang Formation, upper Triassic in Ordos Basin鄂尔多斯盆地上三叠统延长组深湖沉积与凝灰岩沉积特征研究
7.The biomimetic method, which mimics the natural dep osition of biologic apatite, has opened up a new way to develop biomaterials.仿生法沉积磷灰石层模仿了自然界磷灰石的沉积过程,为生物材料的研制开辟了新途径。
8.A magnesia-rich sedimentary rock resembling limestone.白云灰岩一种似石炭岩,富含氧化镁的沉积岩
9.The Effects of Rheology Property under a High Temperature on Ash Deposition Strength灰渣沉积物强度与其高温流变特性的关系
10.STUDY OF SEDIMENTARY FACIES OF BIOCLASTIC LIMESTONE MEMBER, CARBONIFEROUS, TARIM BASIN塔里木盆地石炭系生屑灰岩段沉积相研究
11.Study on the Bioactivity Treatment and Hydroxyapatite Deposition Induced of Titanium Surface;钛表面生物活性处理及诱导沉积磷灰石层研究
12.Electrodeposition of Hydroxyapatite Coatings on Titanium Substrate;电沉积方法制备钛基材羟基磷灰石涂层
13.Study of Hydroxyapatite Coatings on Pure Titanium Substrate by Electrophoretic Deposition Method;纯钛基体表面电泳沉积羟基磷灰石涂层的研究
14.Chemical Deposition of Hydroxyapatite on the Surface of Ti and NiTi;Ti及NiTi合金表面羟基磷灰石的化学沉积
15.Hydrothermal Preparation of Carbonated Hydroxyapatite Powder and Biomimetic Deposition of Carbonated Hydroxyapatite Coating;碳磷灰石粉末的水热合成和涂层的仿生沉积
16.Study on the Electrodeposition of PAMAM/HA Composition Coating;电沉积制备PAMAM/羟基磷灰石复合涂层的研究
17.Study of Hydroxyapatite and Composite Coatings Prepared by Electrophoretic Deposition;电泳沉积羟基磷灰石及其复合涂层的研究
18.Study of Nano-hydroxyapatite Coatings on Titanium Substrate by Electrochemical Deposition;电化学沉积纳米羟基磷灰石涂层的研究
相关短句/例句

ash deposit煤灰沉积
1.New indices for slagging and foul-ing are proposed by taking into account the effects of both the chemical composition of thecoal ash and the combustion conditions on the ash deposit.基于煤燃烧过程中矿物质蒸发、凝聚和沉积的机理,在理论和实验上对三种不同结渣和沾污特性的煤进行了研究;综合煤的化学组成和锅炉燃烧运行工况对煤灰沉积特性的影响,提出了一种新的结渣和沾污判定指数。
3)dust deposition灰尘沉积
1.Development in research of dust deposition in ventilating and air conditioning ducts;通风空调管道内灰尘沉积的研究进展
4)deposition of fly ash飞灰沉积
5)sedimentary fly ash沉积粉煤灰
1.,and the physical index of sedimentary fly ash,M~C intensity index of the triaxial compression test,intensity parameter of power function,E~μ model parameter,E~B model parameter and Cambridge model parameter are obtained th.结合靖远第二发电有限公司灰坝加高工程勘察、试验及计算分析专题研究,对靖远第二发电厂储灰场沉积粉煤灰进行了现场原位密度试验,室内颗粒分析、比重和三轴压缩试验。
6)ash deposition mechanism灰沉积机理
延伸阅读

半深海沉积  水深大致在 200~2000米范围的沉积物。主要分布在大陆坡,又称陆坡沉积。大陆坡是一个分开大陆和大洋的全球性巨大斜坡,是大陆和洋盆之间的过渡地带。陆坡沉积物也具有明显的过渡性质,它既不同于浅海沉积,又有别于深海沉积。滑坡所造成的影响是它的显著特点。其物质来源以陆源碎屑为主,生物与化学作用形成的沉积多于浅海区,少于深海区。在有些地区,碳酸盐沉积的比重明显增加。    陆坡沉积物的粒度小于浅海沉积,沉积物中约60%是泥,25%是砂,10%是岩块和砾石,其余的5%是贝壳和生物沉积。越过陆架坡折线后,沉积物往往从砂变成泥。粗粒沉积只呈斑块状分布,有些海区基岩裸露,它们常与崎岖的海底形态有关。    滑坡沉积物在陆坡沉积中占有突出地位。其形成与陆坡的不稳定性有关,坡度过陡或沉积速率过大常导致滑坡。滑坡沉积体后缘遭受拉张,导致断裂;前端遭受挤压,形成冲断层、褶皱和拱起的小丘。在地形和地震剖面上显示为岗丘状、杂乱的坡面,不连续的反射层。在沉积岩心中可见到扭曲层理。    大陆坡上广泛发育海底峡谷。它虽为侵蚀地形,但有的谷底堆积有大量沉积物,其主要特征是:沉积物主要为泥质,夹有少量粗碎屑物质;峡谷出口处往往是浊流沉积分布区;沉积物中普遍含有浅水有孔虫及海绿石;峡谷中常有更新世末期和冰后期的沉积物。    第四纪冰期低海位时,河流穿过当时的滨海平原(现在的大陆架),将大量物质直接搬运到陆坡上堆积。沉积速率增大,沉积粒度变粗,滑坡沉积物尤其常见,在陆坡,特别是它的下部形成了巨厚的沉积。    濒临中国的南海和东海的陆坡上,沉积物虽以陆源为主,但生物和自生成因的沉积也占显著地位,如南海北部陆坡上形成了自生海绿石砂;东海陆坡出现有孔虫等生源沉积物,并有浊流沉积分布。