The rebuild method for boiler body , burning system , oil burning system , chemic water treatment system , circular water system , electricity generated and transported system , coal transported system , dust eliminated system and electric system have been given out . the solid waste , smoke , waste water and the dust prevented method are studied . the benefits for economy , society and environment after rebuilding are analyzed 本文从国际能源发展趋势及龙凤热电厂的目前现状出发,论述了油改煤工程的必要性和可行性;对油改煤的四种锅炉转型方案进行了科学的分析和论证,确定了立式旋风炉改造方案;给出了锅炉本体、燃烧系统、燃油系统、化学水处理系统、循环水系统、发送电系统、输煤系统、除灰系统、电气系统的具体改造方案;研究了固体废物、烟气、废水及煤尘的污染防止措施;分析了改造后经济效益、社会效益及环境效益。
The mine monitoring system is main applied to coal mine exploitation process under mine , it is applied to danger environment that containing firedamp and smut blast under coal mine , it belongs industry automation system that adopting essence - safe design , general - utility type , high performance and high reliability . pcm - 3350 main board and pcm - 3612 main board of pc104 bus are used as hardware platform and windowsce . net of microsoft is used as operating system . the transport strap control automation system is developed according to practical request by using mcgs industrial configuration software 我们开发的这种矿山监测系统是一种适用于煤矿井下有甲烷和煤尘爆炸危险环境中的，采用本安设计的，通用型、高性能、高可靠性的工业自动化系统，它采用pc104总线的pcm - 3350 、 pcm - 3612主板作为硬件平台，微软的windowsce . net作为操作系统，而运输皮带控制自动化系统是利用mcgs工业组态软件根据实际要求开发出来的。
Aiming at the existence of coal dust and gas in the coalmine environment and the special requirements of mine case explosion - proof surface process , the error conversion model , shape precision characteristics , transfer drawings , descriptive equation and error transfer structure chart in the production technological process of case accessories adopting the information flowchart of control theory are discussed , which simplify the traditional block diagram of technological process and represent the relationship of working procedure ( variable ) by information flowchart instead of miscellaneous block diagram 针对煤矿井下煤尘和瓦斯存在的环境特性、煤矿井用箱体防爆面加工的特殊要求，采用控制理论的信息流图，对工艺过程中传统方块图进行简化，使繁杂的方块图解采用信息流图表示工艺过程的工序（变量）之间关系。
