修复热处理方法及技术内涵分析

具体分析了修复热处理的技术内涵及应用途径．并对修复热处理的目的及内容进行了概述;重点讨论了材料失效机理和作为修复热处理基本原理的材料自愈合和自修复机理,并对修复热处理的基本方法和应用进行了简单介绍。     

金属材料热处理的节能工艺探究

在金属材料进行热处理的过程中,往往会遇到能耗过大等问题,这些问题大大增加了热处理过程中的成本,处理不当的话还会造成资源浪费和环境污染。因此,笔者从金属材料热处理过程中常用的节能工艺出发,首先介绍了当下金属热处理的节能技术的现状,并全面对新型节能技术的应用进行介绍与探究。     

生活垃圾处理又有新招

建设部近期推出8项城市生活垃圾处理适宜技术及9项具有适宜前景的技术和项目。城市生活垃圾处理经过十几年的发展,已经呈现多元化的趋势。为引导各地正确选择生活垃圾处理技术和工艺,提高投资效率和处理设施的运行水平,建设部组织专家对现有部分垃圾处理技术和项目的适宜性进行了评估。1.适宜技术和项目150t/d生活垃圾焚烧炉;FDLLF-50型生活垃圾焚烧炉;福州市红庙岭垃圾卫生填埋处理技术;深圳市下坪垃圾卫生填埋技术;垃圾卫生填埋技术暨安定垃圾卫生填埋场;无锡市桃花山生活垃圾卫生填埋场卫生填埋技术及管理;济南市生活垃圾卫生填埋场垂…     

金属材料先进热处理工艺及设备的若干思考

文章针对中厚度铝合金的现代化热处理设备,针对热处理装配的言之以及高等级中厚度铝合金的热处理技术开发、产品研发等进行深入探析,基于此,针对热轧钢材控轧控冷在线的热处理技术和高端铝合金专业的热处理技术、设备方面进行阐释,希望能够为相关工作者提供一些帮助.     

浅析金属材料热处理节能创新技术

在机械制造中,大多数的零件都是由各种金属材料制成的,金属热处理是金属材料加工的主要应用技术之一,现阶段的热处理技术存在着原料和能源消耗大的问题,针对这类问题提出金属材料热处理节能创新技术并进行研究分析,对该技术的实现流程、参数设置分别进行分析,最后与传统的热处理技术进行对比实验并得出实验结果,保证创新技术的高效性和可行性。     

金属材料热处理工艺与技术分析

近几年,伴随着我国先进技术的快速发展,在热处理金属材料和采用技术上也得到了快速发展。一方面由于对热处理金属材料时,不可避免会造成金属资源的大量浪费,更会对环境造成污染。另一方面在金属制品中,它的质量直接与金属材料的热处理技术水平高低有关。所以,在当前阶段,随着金属热材料的技术的快速发展,我们更应该重视如何在热处理中做到节能减排等问题。基于此本文先对金属材料进行简要概述,然后具体分析了金属材料热处理新工艺与技术,并提出了热处理工艺与技术展望,以供参考。     

垃圾渗滤液催化氧化处理技术研究进展

催化氧化技术能有效降解垃圾渗滤液中的难降解有机物.本文对O3类催化氧化、Fenton类催化氧化、电化学氧化、UV/H2O2催化氧化、TiO2光催化氧化等技术的国内外研究进展和发展趋势进行了分析总结,并系统阐述了催化氧化技术降解垃圾渗滤液污染物的作用机理.同时,本文亦对各种新型催化剂的引入对垃圾渗滤液处理的效果进行了探讨,提出新兴高效催化剂的研发和合成是实现渗滤液催化氧化技术发展与应用的关键和核心.     

帷幕灌浆技术在城市垃圾填埋场的设计与施工

从设计和施工的角度对帷幕灌浆技术在城市垃圾填埋场建设中的应用情况进行了详细论述。帷幕灌浆技术对需要垂直防渗的垃圾填埋场具有推广价值。     

城市生活垃圾的热工特生分析及焚烧过程

本文系统地分析与论述了城市生活垃圾的热工特生及焚烧过程，通过对垃圾的元素和民分分析，估算垃圾失氏位发热值，来确定垃圾能否采用焚烧技术进行处理。同时对焚烧炉体体必须重视预热干燥段结构的设计，也进行了论述 。     

隔水帷幕技术在非正规垃圾填埋场治理中的工程应用

基于非正规垃圾填埋场的危害,并结合在非正规垃圾填埋场治理中常用的搬迁减量技术、好氧稳定化技术和原位封场治理技术的优缺点,提出在非正规垃圾填埋场治理中应用隔水帷幕技术,分析了应用该技术的基本条件是垃圾填埋场底部要有合适的防渗性较好的黏性土层,并通过工程应用详述了隔水帷幕技术在垃圾填埋场搬迁减量治理中的适用性。隔水帷幕技术可有效阻止垃圾填埋土和渗滤液对填埋场周边土层的污染,阻断填埋场周边地下水与渗滤液的水力联系,有效管控垃圾填埋土中污染物的扩散。     

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.