焦炉加热优化控制

焦炉加热优化控制在原SmartPro集散控制系统组态平台的运行环境和操作平台下，将参数检测和优化控制模型纳入整个控制系统，实现了焦炉加热过程的优化控制。     

焦炉加热燃烧过程智能优化控制系统的研究及应用(上)

论述了焦炉加热燃烧过程智能优化控制的研究及应用,包括火道温度优化控制、火道温度软测量、火道目标温度优化设定、焦炉作业计划与优化调度,指出采用单一的智能方法难以准确描述焦炉加热燃烧过程并解决其优化控制问题。集成多种建模、控制方法、优化算法的焦炉加热燃烧过程智能优化控制系统可以实现过程的有效控制,明显地提高焦炭质量,降低劳动强度,为焦炉生产过程产生较大的经济效益。     

一种新型试验焦炉的自动控制系统

为提高梅钢新焦炉的模拟性，对原来的试验焦炉的控制系统进行了优化和改造．并阐述了该试验焦炉的控制原理和方法。     

用好炉温优化串级调控的探讨

将焦炉加热优化串级调控技术与焦炉加热DCS自动控制技术进行比较，叙述使用好炉温优化串级控制的措施及其效果。     

柳钢6m焦炉投产出焦

柳钢500万吨框架工程——110万吨／年焦炭一期工程竣工投产。新投产的一期工程包括55孔JN60型6m焦炉一座，和配套的配煤、运焦、化产系统。该焦炉工程采用了焦炉炉门自动清理、焦炉加热DCS自动控制、焦炉优化串级加热控制和焦炉地面除尘站等先进技术、设备，是自动化程度高、设备技术含量高、环保设施先进的大型焦炉。     

焦炉加热的智能控制系统

焦炉的加热控制是焦炉生产中最重要的控制.传统的焦炉加热控制系统采用"间歇加热控制"的方法,难以满足焦炉加热控制的要求.在分析焦炉加热控制的难点和策略的基础上,采用"间歇加热控制"与加热煤气流量调节相结合的控制原理,运用线性规划和模糊控制理论等方法,提出了焦炉加热智能控制策略和模型,并设计了控制系统的组成和结构.该系统能使焦炉稳定加热,优化焦炉的加热控制,实现焦炉加热的智能控制.     

计算机在焦炉加热控制中的应用

焦炉微机加热系统利用数学模型，采用紧凑型集散系统Ｄｉｇｉｍａｔｉｋ进行控制，有利于提高产品质量，延长炉体寿命，降低热耗，保护环境。     

新钢公司2号焦炉过程自动控制系统

介绍了新钢公司焦化厂2号焦炉过程控制系统原理、硬件组成及软件设计,以及焦炉加热先进的加热模式和控制策略。通过采用自动加热模型与集散控制系统（DCS）基础自动化相结合实现了2号焦炉的优化控制。该系统不仅使焦炉自动化控制水平有了质的飞跃,同时也提高了焦炉的生产管理水平。     

焦炉加热优化串级控制的应用

我公司与安徽工业大学在水钢3^#焦炉采用二前馈-反馈-监测相结合的工艺控制方案，实现了焦炉煤气加热系统的优化串级调控。达到了稳定焦炉炉温、节能降耗、减轻劳动强度的多重效果。     

20kg试验焦炉的性能

本文简要介绍２０ｋｇ电加热试验焦炉特点，对２０ｋｇ与２００ｋｇ试验焦炉的对比炼焦试验结果作了回归分析，找出了２０ｋｇ试验焦炉和２００ｋｇ试验焦炉焦炭强度ＤＩ１５，瓜在性ＣＲＩ和反应后强度ＣＳＲ的相关关系，对回归分析的进行了分析和解释，从而对２０ｋｇ试验焦炉的性能作出了评价。     

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。     

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.