In Japan, where electricity is expensive, solar power is now fully cost-competitive with power from the grid, says Paul Maycock of PV Energy Systems, a consultancy based in Virginia.
弗吉尼亚州PV能源系统咨询公司（PV Energy Systems）的保罗‧梅科恪列（PaulMaycock）说，日本的电力很贵，太阳能动力如今已完全能与电网电力等价消费。
This week, I’m reading about a lithium ion-based energy storage grid in Johnson City, N.Y.
本周，我关注着在纽约州约翰逊市进行的一项基于锂离子的储能网络研究。
Merkel also stressed that the country's energy supply chain needs a new structure, based on greater investment in renewable energies, efficiency gains and overhauling the electricity grid.
默克尔还强调国家的能源供应链需要重建新结构，要以可再生能源，效率提高快和重建整个电网为基础。
Theoretical analysis and experimental results verify that the dual closed loop repetitive control based inverter has high output energy quality and low THD of grid-connected current.
理论分析和实验表明，基于双闭环重复控制的并网逆变器具有较高的输出电能质量和较低的并网电流谐波畸变率。
Theoretical analysis and experimental results verify that the dual closed loop repetitive control based inverter has high output energy quality and low THD of grid-connected current.
理论分析和实验表明，基于双闭环重复控制的并网逆变器具有较高的输出电能质量和较低的并网电流谐波畸变率。
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