1、Use of Smart Meters for Energy Savings节能智能测量仪的使用,Henrik MadsenProfessor教授,Contents内容,Smart Meters and Energy Savings智能测量仪和节能Problem setting问题设定Simple tool简单工具Advanced tool先进工具Large Scale Integration of Renewable Energy in Denmark 丹麦可再生能源大规模一体化,Possibilities using Smart Meters使用智能测量仪的可能性,Estimation o
2、f UA and gA valuesUA和gA值的估算Estimation of energy signature/labelling能量标签的估算Estimation of dynamic energy signature动态能量标签的估算Estimation of time constants时间恒定的估算Full dynamic model of the building建筑的全动态模型,Energy Labelling of Buildings建筑的能源标签,Today building experts make judgements of the energyperformance
3、of buildings based on drawings and prior knowledge. 今天,建筑专家根据图和先进知识来判断建筑能源的表现This leads to Energy labelling of the building这导致了建筑能源的标签However, it is noticed that two independent experts can predict very different consumptions for the same house.然而,值得关注的是两个独立的专家对相同房屋做出不同的消耗估计,Simple estimation of UA-
4、valuesUA值的简单估计,Consider the following model (t=day No.) estimated by kernel-smoothing: 考虑以下模型(t=天) The estimated UA-value is:估计的UA值是:,Estimated UA-values估计的UA值,Model for the Energy Dynamics of Buildings建筑能源动态模型,Physical Model,Measurements:测量(Indoor air temperature)室内气温Heat supply热量供应Ambient air temp
5、erature周围气温Solar radiation太阳辐射,Data 数据,Model A 模型A,A first proposal for a model (Aw=Window Area)模型的第一个假设(Aw=窗户区域),Model Validation (Model A)模型确认(模型A),The Final Model最后一个模型,The model found by statistical modelling of the building: 本模型是由建筑的统计模型产生,Model Validation (Final Model)模型确认(最后的模型),Conclusions S
6、mart Meters总结智能测量仪,Reliable Energy Signature.可靠的能源标签Proposals for Energy Saving:节能的提议Replace the windows?重置窗户Put more insulation on the roof?加大屋顶隔热材料的使用Is the house too untight?.Will be implemented in My House将被作为“我的家”的补充Optimized Control最适当的控制Optimized use of Solar and Wind Power.最适当的太阳能和风能的使用,Inte
7、gration of Renewable Energy可再生能源一体化,In Denmark wind power counts for about 22 pct of the total power.在丹麦,风能占了所有能量的22%We have tools for:我们的工具Wind power forecasting风能预报Solar power forecasting太阳能预报Optimal planing最佳规划,First 8 weeks of 20072007年的最初8个星期Total power and wind power:总能量和风能,Wind Power Predicti
8、on Tool风能预报工具,Conclusions总结,Smart Meters can provide智能测量仪能提供Energy signatures / labels of buildings建筑的能源标签Time constants for optimal control时间恒定的最佳控制Advanced knowledge about potentials for energy savings潜在节能的先进知识Denmark has a leading position in integrating renewable energy in the power system丹麦在能源系统中可再生能源的一体化方面具有一定地位A number of IT-tools are established to facilitate this integration建立许多IT工具来辅助一体化,