The ultimate point of smart grids, however, is to allow dynamic pricing, with electricity charges fluctuating in response to demand.
但智能电网的终极目标是希望电价能够按照需求响应而上下浮动，实现动态定价。
2
However, some factors severely affect the financial viability of pumped-storage plant, for example its benefits evaluated only by electricity, dynamic benefits not converting into currency.
但以电量为唯一评价指标，其动态效益不能转化为财务效益，严重影响抽水蓄能电站的财务生存能力。
3
This paper presents a model for dynamic congestion management in the open electricity market.