电弧炉

C one edge of production technology, production equipment - the company purchased a new vacuum consumable arc furnace 800kg and 1500kg are the latest German technology, from Shenyang really Xin Technology Co., Ltd. in its continuous improvement of production technology and applies its the newest and most advanced programs from manufacturers; newly purchased 2500 tons of the three beam four-post Hydraulic Press Hydraulic Press Start by Shenyang Equipment Manufacturing Co., Ltd. design and manufacture; other ancillary lathe, welding machine, cutting machine, etc. acquired new.

生产设备——公司一期新购真空自耗电弧炉800kg和1500kg均采用德国最新技术设计，由沈阳真鑫科技有限公司在其不断改进生产技术的情况下采用其最新最先进的方案制造而成；新购的2500吨三梁四柱液压机由沈阳实达液压机设备制造有限公司设计制造；其它配套的车床、氩弧焊机、切割机等均全新购置的。

The arc furnace electric system will make appearance of more harmonic current at the series resonant point and the parallel resonant and influence of series resonant is larger for the system.

当电弧炉电气系统在串联谐振点和并联谐振点附近时，均会出较大谐波电流，而串联谐振对系统的影响更大一些。

This paper is to solve the high sulphur content problem in steel.

研究了解决电弧炉炼钢中硫含量高的问题。

About the Calculation of Arc length of the Oriented Smoth Curve or Jordan;2. The experimental results show that the optimum melting voltage is 35～36 V,the reasonable arc length is 25～29 mm.

以海绵钛和中间合金压制的电极经两次熔化得到的TC11合金铸锭为原材料，采用真空自耗电弧炉，在不同的电压下熔炼3次TC11合金铸锭，研究熔化电压、弧长与TC11合金铸锭扒皮深度和扒皮量的关系。

Because of its complicated mechanism and nonlinearity, it is ifficult to model of the process accurately.

在直流电弧炉炼钢过程控制系统中，由于它的复杂机理，高度非线性加大了建模的难度。

After introducing 56Nb steel, in order to meet performance requirement of 56Nb steel fish plate on the railroad rail, the production technique of 56Nb steel fish plate has been adopted under the factory equipment conditions: 450 kg steel ingot is prepared by melting in 8 t arc furnace and casting at 1 570-1 580℃ which is heated to 1 250-1 270 ℃, trimmed to 185 mm×195 mm bloom after rolling by 600 series 2-stand rolling mill; then rolled 15 times by 600 series 2-stand rolling mill when steel ing

介绍了56Nb钢后，根据铁道接头夹板的性能要求并结合厂方的设备状况制定了56Nb钢鱼尾板材料的生产工艺：用8 t电弧炉冶炼，于1 570～1 580℃下铸成450 kg钢锭；将钢锭加热到1 250～1 270℃，经600系列2机架轧机5道次轧制后修整成185 mm×195 mm方坯；再将钢坯加热到1 050～1 150℃，由600系列轧机（2机架）共15道次轧制，用350系列（3机架）精轧机经3道次精轧成60 kg/m的鱼尾板材料，终轧温度约900℃。

Sponge zirconium was employed as raw material to prepare wedge-like specimens of Zr52.5Cu17.9Ni14.6Al10Ti5 quinary alloy by a tilt casting method using ladle-hearth-type arc furnace. The effect of active element Sc on the glass forming ability and crystallization kinetic parameters of the quinary alloy is investigated.

摘 要：以海绵锆为原材料，利用浇包型坩埚电弧炉倾斜铸造法制备Zr52.5Cu17.9Ni14.6Al10Ti5五元块体非晶合金楔形试样，研究活性元素Sc对合金玻璃形成能力及晶化动力学参数的影响。

Research on reducing flicker caused by arc furnace with advanced static var generator.

用新型静止无功发生器抑制由电弧炉引起的闪变之研究。

Firstly, this paper introduced the basic concepts about interharmonic, including definitions, hazards and limited values. Then main interharmonic sources were shown, such as converter devices, inductive motors, arc furnaces, rolling mills and ripple control signals.

本文主要内容如下：(1)本文综述了对间谐波的认识，其中包括定义、危害和限值等，并结合实际经验，详细介绍了每一种间谐波源：变频装置、感应电机、电弧炉、轧钢机和音频控制信号。

Through two experiments the recovery ratio of sponge iron separately are 80 14% and 78 34%,they are lower than recovery ratio of ordinary scrap steel .

在3t电弧炉上应用海绵铁试验生产40Cr和20CrMnTi钢锭，两次试验测得的海绵铁回收率分别为80.14％和78.34％，低于一般废钢回收率。

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。