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1)  coal based power generation
煤基发电
2)  coal-based generation electricity system
煤基发电系统
1.
Traditional evaluation indices of coal-based generation electricity systems are only efficiency or economy or environmental effect with process performance.
传统的煤基发电系统评价是对其效率、经济性、环境影响等单一指标进行。
3)  fine power coal
发电精煤
4)  coal-fired power generation
燃煤发电
1.
The authors discuss the grave impact of coal mining, coal proces sing, coal transportation and coal utilization on the environment and estimate r oughly the economic losses caused by coal-fired power generation which are cons idered and added to the cost of coal-fired power generation and then compared w ith the costs of renewable energy-fired power generation.
本文论述了我国煤炭开采、加工、运输和利用造成的严重环境污染,并对燃煤发电排污造成的经济损失进行了初步粗略估算,将此经济损失计入燃煤发电成本,与可再生能源发电的成本进行了比较。
2.
Combined with its applications in the coal-fired power generation engineering,the prospect of using ASPEN PLUS is proposed.
结合该软件在我国燃煤发电工程中的应用,指出了该软件的应用方向,为燃煤发电工程的研究和技术的应用提供参考。
3.
In the next 10-20 years,the coal-fired power generation technology will still dominate domestic power generation industry.
在中国未来10-20年内,燃煤发电仍占主导地位。
5)  electricity generation by coal sludge
煤泥发电
6)  coal-fired power plant
燃煤发电
1.
In accordance with the relevant national standards and electri power industry s standards and specifications,the constractions of limestone-gypsum wet method flue gas desulfurization(FGD) facilities in one coal-fired power plant in south China,from the quality of design,anticorrosion of flue gas duct,erection technology to the import equipment,packing box and tank structures etc.
依据国家有关标准和电力行业标准及规范,对华南某燃煤发电厂采用石灰石-石膏湿法脱硫设施的建设,从设计、烟道防腐及安装工艺、进口设备、箱罐结构等方面的质量进行了跟踪监督,对存在典型具有普遍性的质量缺陷进行了理论分析,提出了消除质量缺陷的整改方案。
2.
In order to compare the influence of the environmental cost on the electricity price among different types of power plants , the theory of environmental economics is applied in this paper to estimate the environmental cost of coal-fired power plant, natural-gas-fired power plant and nuclear power pla.
为了比较不同电源的环境成本对电价的影响程度,应用环境经济学理论分别对燃煤发电、天然气发电以及核能发电的环境成本进行了核算和比较。
补充资料:发电厂给煤机变频调速系统
发电厂给煤机是电厂制粉系统中重要组成部分,是电厂重要的辅助动力设备,其主要任务是为制粉系统磨煤机提供原料。


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制粉系统工艺流程图
 

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系统功能框图 



    根据给煤机稳定运行的重要性,采用冗余控制系统。 


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变频调速系统电气回路图 



    电气回路由空气开关、接触器、中间继电器、电流互感器、端子排、电缆等组成。变频器用双回路电源供电,当一路电源工作,则另一路电源作备用电源处于热备用状态,当工作电源失电或发生故障时,自动投入备用电源。 

    优点:实现软启动,启动电流小且平稳,减少对电网和设备的冲击。能连续无级调节给煤机的速度。给煤机长期运行在30Hz,节约能源。具有多种保护功能,易于维护、维修,符合工厂自动化发展趋势。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条