Predicted Percentage of Dissatisfied 预期不满意百分率 ; 预测不满意百分数 ; 百分数
The object of this study is to calculate predicted mean vote (PMV) and predicted percentage of dissatisfied (PPD) under thermal environment index.
探讨建筑室内温热环境指标的预计冷热感指标P MV，以及冷热舒适感预计不满率PPD的具体计算内涵。
The air quality is reflected by CO2 concentration and air age. The thermal comfort evaluation in the cabin is on the basis of PMV-PPD (Predicted Mean Vote-Predicted Percentage of Dissatisfied people).
以CO2浓度和空气龄反映客舱内空气品质，PM V - PPD作为客舱内热舒适评价依据。
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