查询词典 arc furnace

Purging plug is one of the key parts in the technology of UHP electric arc furnace bottom blowing.

透气砖是超高功率电炉底吹技术的关键元件，本文介绍了国产透气砖在超高功率电炉上的应用情况。

Especially, it pointed out that the design of modern steel-making electric arc furnace short net should base on three-phase balance, delta connection should be implemented inside the transformer, the section of conductor should be selected according to the density of economy electric current and the number of connected points of short net should be reduced.

围绕现代电弧炉供电及工艺方面的改进，提出短网设计与改造要点，特别指出：现代炼钢电弧炉短网的设计要以三相平衡为主，变压器的二次出线三角形封口要在变压器内实施，短网导体截面要按经济电流密度选取，以及尽量减少短网导体联接处。

In light of the characteristics of non-linearity,heavy lag behind,strong coupling, time change, heavy working environmental interference as well as stochastic disturbance and according to the self-adapting control theory the control device with PLC as its core element is used to realize the automatic and accurate control on the lift-up and fall-down of the electrode of electric arc furnace.

针对电弧炉的非线性、大滞后、强耦合、时变、工作环境及随机干扰较强的特点，应用自适应控制理论，采用PLC为核心控制部件，来实现电弧炉电极升降的自动准确地控制。

Based on theoretic deduce and summarizing of application experience, themost effective method for the electric arc furnace hot metal charging and oxygen jetprocess is presented, and it is suggested to be the production guide.

针对电弧炉铁水热装的生产，通过理论推断和实际操作经验的总结分析，归纳出电弧炉铁水热装用氧工艺的最行之有效的方案，用以指导生产

Due to higher content of residual deleterious elements in scrap, the arc furnace charging should contain iron/hot metal or DRI in definite proportion to decrease the content of residual deleterious elements in steel for oil well.

因废钢中残余有害元素含量较高，为降低油井用钢的残余元素含量，应在电弧炉炉料中加入一定比例的生铁或直接还原铁

It has been obtained by analysis that for ultra-high power electric arc furnace using scrap charging the relation formula between rating capacity of transformer Pn and parameters- electric power consumption W, transformer power utilization ratio C 2, total power o...

经分析得出以废钢为原料的超高功率电弧炉变压器额定容量Pn kVA与吨钢电耗W、变压器功率利用率C2 、总通电时间ton、出钢量G之间的关系式为：Pn =(W·G·6 0 )(ton·cosφ·C2 )，同时给出了二次电压的确定方法。

Invented by Indian-born UNSW materials scientist, Professor Veena Sahajwalla, the technology currently substitutes about 30 per cent of coke and coal in electric arc furnace steelmaking with polyethylene waste plastic, which would otherwise have ended up in landfill.

由UNSW的一位印度出生的材料学家——维娜·沙哈瓦拉发明的这项技术，可以通过使用那些原本将要堆在垃圾堆里的废弃聚乙烯塑料，从而节约电弧炉炼钢生产的大约30%煤炭消耗。

Invented by Indian-born UNSW m aterials scientist, Professor Veena Sahajwalla, the technology currently substitutes about 30 per cent of coke and coal in electric arc furnace steelmaking with polyethylene waste plastic, which would otherwise have ended up in landfill.

由 UNSW的一位印度出生的材料学家——维娜·沙哈瓦拉发明的这项技术，可以通过使用那些原本将要堆在垃圾堆里的废弃聚乙烯塑料，从而节约电弧炉炼钢生产的大约30%煤炭消耗。

Brown aluminium oxide abra-Sive is electrically fusedin an arc-furnace from a mixture of bauxite, cokeas main raw ma-terials at high temperature. Its chemical composition contains Al2o3, TiO2, a small amount of SiO2,and Fe2o3, etc., micro-hardness: 18000-22000MPa, tou-ghess: higher than silicon carbide.

棕刚玉是以铝钒土、焦碳为主要原料，在电弧炉内经高温冶炼而成，主要化学成分为Al2O3TiO2还含有少量的SiO2和Fe2o3等，显微硬度Hv18000一22000，韧性比SiC高，用它制成的磨具，适于磨削抗张强度较高的金属，如各种通用钢材、各锻铸铁、硬青铜等。

Utilizng Jinchuang Corporation's waste slag and quartz sand as main raw materials and charred coal and charcoal as reducing agent, ferro-silicon alloy was reclaimed by mixed charging method in self-made DC arc furnace. The alloy was analysed by means of XRD and optical microscope.

利用金川公司的废渣和石英砂为主要原料，以焦碳和木炭作为还原剂，利用自制的小型直流电弧炉和混合加料法冶炼硅铁合金，并利用XRD和光学显微镜对合金进行了分析。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。