焙烧

The main research contents and results are shown as follows:(1) In order to meet the actural need of this research project, the general ways to bake electrolyzer, which include Aluminium-liquor- baking method, coke-ash-baking method and graphite-powder-baking method, are introduced in details. Their shortcomings and effects on the life-span of electrolyzer are also analyzed.

全文的主要工作和成果总结如下：(1)根据实际科研项目的需要，对现有的预焙电解槽焙烧启动方法铝液焙烧法、焦粉焙烧法和石墨焙烧法进行分析，指出其缺点。

Study shows that the size of crystallite gets larger with the rise of temperature, while the influence of protraction of calcination time seems less significant.

XRD分析表明，当焙烧温度为300~800℃，焙烧时间为0.5~1.5h时均可以得到纳米晶CeO2，随着焙烧温度的提高，CeO2晶粒迅速长大，而延长焙烧时间对晶粒长大的作用较小。

The effect of roasting temperature, roasting time and the reducer dosage on the leaching ratio has been studied. The best process condition is cinder/ lignite is 1/0.8, the roasting temperature is 800, the roasting time is 20min. The second is vitriol lixiviate.

本工艺分四个阶段进行：首先是硫铁矿烧渣的还原焙烧，探讨了焙烧温度、焙烧时间和还原剂用量对铁的还原浸出率的影响，得到的最佳工艺条件为烧渣：褐煤=1：0.8，焙烧温度800℃，焙烧时间20min。

In this paper,with respect to the low reactive activity of ludwigite from Wengquangou for the manufacture of borax by the CO2-soda process,a kind of composite additive was employed for the calcination of ludwigite.

针对碳碱法加工翁泉沟硼铁矿生产硼砂过程中存在的矿石活性低等问题，通过添加复合添加剂对硼铁矿进行活化焙烧，用常压碱解率评价焙烧矿的反应活性，分别考察了复合添加剂用量、焙烧温度以及焙烧时间对翁泉沟硼铁矿反应活性的影响。

In this paper, the process of the cleaner roasting of shaly coal was studied.

本研究对石煤清洁焙烧工艺进行了研究，发现钙化焙烧除可完全避免钠化焙烧过程中Cl2 、HCl等有害气体的产生外，石灰在焙烧过程中有很好的固硫效果。

A new technology of direct fluidizing calcination for FGD gypsum is introduced in this paper. The technology is able to calcine FGD gypsum homogeneously, to control the quality easily, to produce plaster with high compressive strength and bending strength.

综合国内外石膏焙烧技术的发展，并结合脱硫石膏的物性特点，以及一定的焙烧实践经验，本文介绍了一种新型的脱硫石膏直接流化焙烧技术，该技术具有物料受热均匀、产品质量易控制、焙烧设备运行可靠等特点，通过该技术所焙烧的建筑石膏相均匀性好，强度高。

The effect of roasting temperature and time,and kind of sodium agent and proportioning on the roasting of Panzhihua V-Fe concentrate was studied.

研究了焙烧温度、焙烧时间、钠化剂种类、配比等对攀枝花钒铁精矿焙烧的影响，得出了焙烧阶段最佳条件为焙烧温度为1 300℃、焙烧时间为120 min、Na2CO3含量为6%。

Uses in the ferrous metallurgy profession producing the oxidized iron ball group, Hard ore concentrate direct return to original state, superfine hard ore concentrate and high ashes recycling advantage; Available in carries on the oxidizing roasting in the colored metallurgy, reducing roasting, sulfating roasting, chlorination roasting, segregation roasting .etc.

在黑色冶金行业中用于生产氧化铁球团、铁精矿直接还原、超细铁精矿及高炉灰的回收利用；在有色冶金中可用于进行氧化焙烧、还原焙烧、硫酸化焙烧、纳化焙烧、氯化焙烧、离析焙烧等，还广泛应用于氧化铝制备。

In respect that various requirements of load and temperature on different parts of the baker, firebrick lining was chose reasonably, and the dosage of light heat preservation brick is in enlargement. As a result of that, the weight of the furnace was decreased, and increased its performance of heat preservation and cumulation was increased consumedly. With the use of ""W"" type fire tunnel and straight-through dilatation joint, and two enlargement of the perpends on the wall appropriately, all the problems of heat preservation in the anode baker, uniform temperature in the tunnel, and its life span were solved effectively. In the research of anode blocks in and out of the furnace, and of tidying it up, the multi-function crane clamps was alented and the assembling unit was reconstructed, which made it easy to automatic ally assemble the carbon blocks of various specifications with only one set of assembling unit.In the aspects of automation, a new type pulse combustor and solid thermocouple, as a result of that, not only the control accuracy of the fire tunnel's temperature was increased, but also the system function was improned to be more dependable, safe and practicable.

在焙烧炉炉体研究方面，针对焙烧炉不同部位的负荷及温度要求的不同，合理选用耐火材料，加大轻质保温砖的用量，既减轻炉体的重量，又大大提高炉体的保温蓄热性能；火道墙采用&W&型火道结构，直通性膨胀缝，并适当加大火道墙竖缝，有效地解决了阳极焙烧炉的保温、火道温度均一及火道墙的使用寿命等问题；在阳极炭块装出炉及清理等研究方面，通过对编解机组及多功能天车夹具进行改造，实现一套机组对多规格炭块的自动编组、解组及装出炉问题；焙烧炉自动化控制研发中，采用先进的分散式控制系统，研制开发新型脉冲燃烧器及实体型热电偶，不仅提高了火道温度的控制精度，而且提高了系统的可靠性、安全性、实用性。

This invention discloses one lithium ion battery anode materials, which is made by following steps: a, mixing lithium salt, microcosmic salt and ferrous oxalate for grinding with mole proportion as one to one to one; after drying under nitrogen gas protection in 300-400DEG C for heating for five to eight hours; b, adding addictive agent into the mixture with weight proportion as3-10:1; c, bursting the mixture gas under inertia gas protection under temperature of 500-800DEG C for 10 to 24 hours; d, adding the product into crucible with active carbon 10 to 40 g and adjusting the microwave frequency into 140 to 700 W with control time as 1 to 14 minutes.

本发明公开了一种锂离子电池正极材料，由70-90wt％的LiFePO 4 和10-30wt％的碳组成，按照以下步骤制备：(1)将锂盐、磷盐和草酸亚铁混合球磨，所述锂、铁和磷元素的摩尔比为1∶1∶1，干燥后在氮气保护下300～400℃预热5～8小时；(2)在上述的混合物中加入添加剂，所述混合物与添加剂的重量比为3～10∶1；(3)将步骤(2)得到的混合物在惰性气体保护下，进行焙烧，焙烧温度为500～800℃，焙烧时间为10～24小时；(4)将焙烧后的产物压片，放入装有活性炭10～40g的坩锅，再将坩锅放入微波炉中，微波功率调至140～700W，控制时间为1～14分钟。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。