高温空气燃烧技术在邯钢中板厂加热炉上的应用

介绍高温空气燃烧技术在邯钢加热炉改造的应用实践 ,改造后的加热炉可将空气预热至 90 0℃以上 ,系统排烟温度低于 130℃。通过对加热炉的热平衡测试 ,结果表明 :采用蓄热式加热技术后可使加热炉节能 4 0 % ,氧化烧损率降低 0 .2 % ,NOx 的排放量小于 10 0× 10 -6。     

热载体加热炉的节能增产改造技术

传统的热载体加热炉存在热效率和产量低等问题 ,详细介绍了一种针对热载体加热炉的节能改造技术 ,实践表明 :该技术能够有效地提高热载体加热炉的热效率和热利用率 ,从而提高加热炉的产量 ,以达到节能与增产的目的     

炼厂常减压加热炉节能改造综合分析

本文从增加热管式空气预热器和加热炉全密封技术两个角度对提高加热炉的热效率进行了节能改造分析 ,论述了节能改造的两种行之有效的方法和措施 ,并对结果进行了综合分析 ,为今后的彻底改造提出了建议和思路。     

从技术改造入手降低加热炉的能耗

本文从加热炉节能的三个基本方面入手，对２号加热炉进行整体改造，采用了许多技术措施，达到了节能的目的。     

苯酚加热炉节能又增产

去年,全国工业炉窑节能技术服务中心为天津卫津化工厂苯酚车间的加热炉进行了改造设计,取得了节能又增产的明显经济效果。苯酚加热炉为中温加热设备,在进行改造设计时,根据炉子的特点采取了一些有效的技术措施。如坑道强化燃烧,火焰强制旋     

高效蓄热式加热炉在马钢的应用

介绍了马钢二轧钢厂1#蓄热式加热炉的施工改造情况和应用效果及特点,证明了高效蓄热式加热炉在马钢的成功应用,从而有利于推广这项高效、节能和环保的先进技术。     

新型耐火纤维在轧钢加热炉应用中的效果分析

针对我国高温加热炉特别是冶金高温轧钢加热炉普遍存在的耐火材料问题,分析了加热炉使用中散热损失严重的根源,总结了现阶段高温加热炉耐火材料实施节能改造主要使用的技术、产品、使用效果及市场前景。     

蓄热燃烧技术在宝钢特钢加热炉上的应用实践

介绍了加热炉改造中所采用的蓄热燃烧技术的原理、改造前后两种燃烧方式技术性能的比较以及改造方案的内容。经测试,其各温度状态下的保温精度均能满足工艺最大保温允差,炉窑运行过程中的各类性能参数也均优于区域内的其他炉座,节能率更是高达35%以上。     

首钢中厚板厂蓄热式燃烧技术的应用研究

阐明首钢中厚板厂原2号加热炉存在区域狭窄、设备落后和单耗高等问题和应用蜂窝体分散控制蓄热式燃烧技术改造基本内容。利用Fluent软件、热工测试等手段重点研究了加热炉前后流场、烧嘴结构、蓄热体和钢坯加热等内容，研究结果表明改造后加热炉成功应用优选设计烧嘴，具有较为均匀的温度场、加热钢坯温度均匀等优点。并对改造后加热炉进行应用效果分析，结果表明，蓄热式加热炉可实现节能20％，降低烟气有害物排放和提高钢坯加热质量。     

蓄热式技术在铅冶炼行业的研究及应用

本文阐述了豫光金铅天然气加热炉采用蓄热式燃烧技术的改造方案,探讨了其在生产运行中出现的问题及解决措施,介绍了改造后的主要节能效果。实践证明,蓄热式燃烧技术在铅冶炼天然气加热炉上的节能效益显著,环保性能优异,加热炉热效率可提高20%以上,具有较好的推广前景。河南豫光金铅股份有限公司是国内最大的电铅和白银生产企业,产品涵盖电铅、粗铅、次氧化锌、硫酸、粗铜、金、银、锑白、精铋、合金铅等十余种产品。     

熔炼次数对M17返回料合金成分、组织和性能的影响

实验结果表明,M17铸造高温合金(%:0.16C、8.79Cr、5.79A1、4.93Ti、3.29Mo、15.20Co、0.78V、0.015B、0.073Zr、0.002S、0.001P、0.001 1O、0.001 0N)经25 kg真空感应炉返回重熔后,Si含量随重熔次数的增加而略有增加,合金中主要元素和其它杂质元素S、P、H的含量变化不大,而氧、氮略有增加;合金中初生碳化物由新合金中的草书体逐渐向返回合金块状转变,初生碳化物的遗传性堵塞合金凝固时的补缩通道,使返回料合金的疏松倾向增大,高温塑性下降较大。     

Shijiazhuang will Build the World's Biggest Replacingcopper-with-aluminum Cable Production Base

正Shijiazhuang City will build the world’s biggest replacing-copper-with-aluminum cable production base,the annual output value can reach 100 billion yuan,in the future it will develop replacing-copper-with-aluminum highend industry cluster.This piece of news was learned by the reporter at the Rare Earth highiron Aluminum Alloy[Nonferrous Business Opportunity:Aluminum alloy door]Cable Conductor New Technology Application Seminar held at the provincial capital.     

Chongqing is Preparing to Set Up Nonferrous Metal Exchange,in a Bid to Become the Transit Place of Kazakhstan Copper

正Since the beginning of Chongqing’s upgrading to a municipality directly under the Central Government,Chongqing City has established direct friendly relationship with Almaty,Kazakhstan,and carried out a series of cooperation in commerce and trade,and culture     

Guangxi Baise Extends Industrial Chain to Combat Loss in Aluminum Business

正"For each tonne of aluminum being produced,the upstream enterprise on the aluminum industrial chain will suffer loss about 2000yuan."Said Liang Xiao,Deputy Director of Pingguo Industrial Park Management Committee under the Guangxi Baise City,one of the four major aluminum industry bases in China,on August 11.Extending aluminum     

JOURNAL OF IRON AND STEEL RESEARCH INTERNATIONAL ANNUAL CONTENTS Volume 21(2014)

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Chinalco Straightened Out Copper Assets,and Delegated Stock Equity of Yunnan Copper

正Immediately after the news that Chinalco transferred 58%stock equity of Yunnan Copper Group to its wholly-owned subsidiary China Copper Corporation Limited free of charge was disclosed on July 9,many individual investors couldn’t help but to think:Does it mean China Copper Corporation Limited will assemble assets for overall listing?At present,among main copper business companies under China Copper Corporation     

The Development and Reform Commission Encourages Private Capital to Enter Geological Prospecting Field

正At the press conference recently held by the National Development and Reform Commission under the theme"Deepen Reform in Investment AuditApproval System",when answering questions from reporters,Huang Min,Director of the Department of Fixed Assets Investment of the National Development and Reform Commission,said that in the future it would continue to intensify efforts in geological prospecting,and actively guide social capital to enter this field.     

Guangxi's first Nickel Industry Development Research Report Was Released

正Recently,Guangxi Metallurgical Research Institute,a subsidiary of Guangxi Nonferrous Metals Group,completed survey on laterite and related manufacturers in the region,by combining the current development status of laterite both at home and abroad,it compiled Guangxi’s first"Research Report on the Development of Guangxi Nickel Industrial Chain"which adopted laterite as the study subject.This report expounded on the current     

China’s Major Non-ferrous Metals Imports & Exports(End of September. 2014)

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China's Major Non-ferrous Metals Imports & Exports

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