低噪声燃烧器的试验研究

通过试验研究，得到性能优良的低噪声环保型燃烧器，解决了武钢热轧厂加热炉加热设备性能的问题。新燃烧器较原燃烧器具有噪声低、调节性能好、加热温度均匀、NOx排放低的显著特点。该燃烧器在现场使用效果良好。     

1#锅炉煤气燃烧器的改造

从煤气燃烧器设计、煤气燃烧的影响等方面，分析了马钢热电厂1^#锅炉烟温超标和效率低的原因，提出了煤气燃烧器改造方案，经实践证明效果良好。     

高效陶瓷燃烧器在新钢300 m3高炉上的应用

介绍了高效陶瓷燃烧器在300m3高炉的使用情况。该陶瓷燃烧器结构简单，适应性强，混合效果好，燃烧效率高，在纯烧高炉煤气的条件下，热风平均温度可达1050℃。改造费用低，值得在高炉上推广使用。     

煤粉低尘燃烧技术的特性及其应用前景

煤粉低尘燃烧技术采用端面旋流进风、流场外层浓相定向给粉和高温液态捕渣等技术手段，实现煤粉燃烧过程中的灰渣捕集，可向工业窑炉提供含尘量低的高温火焰。通过对煤粉低尘燃烧器的结构特点的分析和对燃烧器冷、热态试验研究结果的介绍，指出该项技术是一种应用前景广阔的洁净燃煤技术，值得大力推广。     

75t蒸汽锅炉改造设计与运行分析

为解决某公司热力厂75t中压蒸汽锅炉存在的热效率低、结焦严重、出力不足等问题，以达到稳定运行，增产降耗的目的，通过分析论证，对其进行了以燃烧器、风道、点火方式为主的一系列技术改造设计，并对改造前后锅炉运行状况和燃烧器热场进行了对比与试验测试。     

蒸汽锅炉改造设计与运行分析

为解决某厂75t中压蒸汽锅炉存在的热效率低、结焦严重、出力不足等问题，以达到稳定运行，增产降耗的目的。通过分析论证，对其进行了以燃烧器、风道、点火方式为主的一系列技术改造，并对改造前后锅炉运行状况和燃烧器热场进行了对比与试验测试。     

沙钢顶燃式热风炉风温低的原因

通过分析顶燃式热风炉风温低的原因,阐述了热风炉风温低的主要原因是燃烧器达不到技术要求而导致的。通过对燃烧器的改造,使热风炉达到了高炉生产的技术要求,有效地降低了高炉燃料比。     

SC-DF燃烧器的节油稳燃机理及应用

SC－DF燃烧器是一种焦点火、低负荷稳燃、节油于一体的新型燃烧器。对其点火稳燃机理及结构原理进行了分析，并通过它在WGZ670／13．7－8型掺烧高炉煤气锅炉上的应用。表明其具有较好的安全性和经济性。     

本钢炼铁厂热风炉用燃烧器类型及分析

燃烧器是热风炉的重要燃烧设备。本钢热风炉用燃烧器由金属燃烧器到陶瓷燃烧器．由套简式陶瓷燃烧器到矩型陶瓷燃烧器的应用过程，风温水平上了一个台阶.     

WGZ-75/39锅炉增烧高炉煤气改造

通过把煤气燃烧器改为开缝钝体燃烧器，同时扩大了燃烧器中心切圆直径及燃烧器向下移及下倾等改造，使锅炉增烧高炉煤气12000m^3／h。     

China's Major Non-ferrous Metals Imports & Exports

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Zinc Production by Province in 2014

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80% of Chinese Firms Purchasing Overseas Mines Ended up in the Red

<正>Minmetals Resources acquired the world’s largest copper mine under construction for USD5.85 billion.One after another,listed companies Jien Nickle,China Molybdenum and Chihong Zinc and Germanium raised money to get involved in overseas mining projects…SOEs and private enterprises are engaged in a frenzy of overseas mine purchasing.A reporter with Economic     

Copper Processing Profit Dropped Sharply,Copper Consumption Will Face Impact in the Second Half of the Year

正Judging from China’s copper consumption field,the biggest consumption unit is electric power,which accounts for 47%of total consumption;it is followed by light industry sector,including household electrical appliance,machinery,durable goods and hardware etc,which accounts for 22%of total consumption;followed by transportation field,     

Central Geological Prospecting Fund Newly Added 16.47 Million Tonnes of Bauxite in 2013

正In 2013,the Central Geological Prospecting Fund(CGPF)Project newly discovered 15 ore fields,including 3 large above ore fields,and 5medium sized ore fields.The reporter learned from the recently published"Annual Report of Central Geological Prospecting Fund Project(2013)"that,from 2006 to 2013 the CGPF     

Manufacturers of Copper Tube for Central Air Conditioner Use Face Mounting Pressure in the Final Quarter of the Year

正This year,the investment growth rate of real estate industry continued to slow down,sold area of commercial housing also dropped significantly,which brought huge pressure to the domestic air conditioning manufactures.In the first half of the year,by relying on high growth in national financial expenditure,along with investment in public infrastructure     

Xinjiang Ranks No.1 in Production of Primary Aluminum in China

正Kang Yi,Honorary Chairman of China Nonferrous Metals Industry Association,said recently at the Forum on Development of the Non-ferrous Metals Industry in Central and Western China held in Zhengzhou that,as more and more electrolytic aluminum factories in Xinjiang came into operation,the electrolytic aluminum output of Xinjiang had reached2,275,000 tons in the first 7 months this year,     

Shenhuo Coal Industry and Electricity Power Completed800,000 t/a Aluminum Project in Xinjiang

正"Xinjiang project has been completed according to schedule,but total completion and total start of production are two different concepts,after completion it still needs a gradual process of reaching production target."On the morning of November 3,Shenhuo Coal Industry and Electricity Power told investors the above statement on the investor interaction platform.     

Guangdong Metal Transaction Center has Become the Second Largest Precious Metal Transaction Platform Nationwide

正The reporter learned from Guangdong Province Precious Metal Transaction Center that in 2013the Center maintained healthy development momentum,and had become the second largest precious metal transaction platform in China in terms of market size;currently Guangdong is quickening steps of financial innovation for the Center,aiming to build a transaction center with international core competitiveness.     

Seven Rare Earth Projects Involving Close to 3 Billion Yuan Investment Landed In the HighTech Zone

正On May 22,Baotou Rare Earth Industry Cooperation Consultation MeetingProject Agreement-signing Ceremony was held in Ningbo,nearly 40 enterprises from Ningbo,Guangdong,Hunan,and Shanxi participated in project consultation.After multi-lateral communication,agreements were signed for a total of 7 rare earth projects successfully.