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1、,在 线 飞 灰 含 碳 分 析 仪 器,目录 1.测量飞灰含碳的重要性 2.英国格林奔科的飞灰含碳分析仪器介绍 3.Green-CAM在英国电厂的应用 4.Green-CAM测量结果显示 5.Green-CAM业绩,飞灰含碳量：是衡量电站燃煤锅炉燃烧效率的重要指标。1）正确调整风煤比 2）降低发电成本，提高机组运行的经济性 3）分析锅炉燃烧效率，提高制粉系统和送风系统的安全运行 4）减小固体颗粒和氮氧化物的排放 5）反应灰的质量,1.测量飞灰含碳的重要性：,2.1The Green-CAM,英国格林奔科的飞灰含碳分析仪器Greenbank Group UKs Carbon in Ash Mo
2、nitor.用来衡量点火时损失的程度，飞灰含碳是一种直接测量燃烧效率的手段.Used to measure the degree of loss on ignition，carbon in ash which is a direct measure of the efficiency of combustion.最佳技术-利用微波相位并测量一系列的频率.Best Technology-Uses Microwave phase shift and measurements across a range of frequencies.可在6个位置测量 Measures 6 locations,2.
3、英国格林奔科的飞灰含碳分析仪器介绍,飞灰测量位置 预热器之前确保稳定运行，防止样品输送堵塞飞灰测量原理 微波相位确保极高的精准度 飞灰测量质量 自动清洁装置确保所有探针和采样管可以流畅输灰,2.2 Green-CAM 三大特点及其结构,Green-CAM,空气预热器,Green-CAM安装位置,设计用于连续工作，每年只需要维护一次 Designed for 1 maintenance per year continuous operation.分析具有代表性，一天内收集的样品超过2公斤Representative by collecting over 2kg of samples a day
4、for analysis.多根探针能使之分析到在整个飞灰输送管道的飞灰量概况 Multiple probe enabled allowing for profile of ash levels across ash duct to be analysed.包括记录飞灰管道温度测量，用于监控飞灰的状态Includes recorded temperature measurements of ash ducting to monitor ash behaviour.,2.3 The Green-CAM 概况,包含全面保护特色，用于保护燃油开机以及锅炉停工的特定情况 Contains full pr
5、otective features to protect against start up oil burning and boiler shutdown scenarios.精准度 Accuracy:+/-0.5%for range 0-5%Carbon+/-0.6%carbon for 6-10%carbon飞灰残碳测量范围 Carbon in ash Range:Up to 20%carbon飞灰测量原理 Ash Measurement:微波吸收,相位与共振频率Microwave absorption,phase shift and resonant frequency Q,3.Gree
6、n-CAM在英国电厂的应用,Carbon-In-Ash Analysis,4.Green-CAM测量结果显示,Boiler off load,Measuring phase or dB when pressurising the ash is too variable.Note how the ashSprings back to the previous ph before pressurising.,Note how the attenuated dB microwave changes as the ash becomes more denseBut the phase remains largely unaffected by density.Goodbye load-cell.,Empty phase Empty dB attenuation,5.Green-CAM业绩,Drax P.S 6x660MW,Kingsnorth P.S 4x500MW,Ratcliffe P.S 4x500MW,Ferrybridge P.S 4x500MW,Rugeley P.S 2x500MW,Kilroot P.S 2x500MW,
