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Impact of Smart Grid on Renewable Energy (2015/1/20 九州大学@博多)

2015/01/21

【科目種別】電気エネルギー講座Ⅱ(英語科目)

■講 師: Professor Mohamed El-Sharkawi
■ご所属:Department of Electrical Engineering University of Washington

■演 題:Impact of Smart Grid on Renewable Energy

■日 時:平成27年1月20日(火)14:00~16:00
■場 所:ホテルセントラーザ博多 4階 茜の間

■主 催:九州大学大学院システム情報科学研究院 電気システム工学部門

【概要】
The primary role of the existing power grids is to deliver energy to the end users by provide the vital links between the producers of the electric energy and the consumers. These grids have served their purpose with great success for many decades mainly because they were developed to meet the needs of large and predominantly carbon‐based energy producers located remotely from the load centers.

Nowadays, the world is striving at developing lower‐carbon generation technologies as well as higher efficiency devices and systems. This societal demand has led to a rapid change in the generation landscape because of the increasing penetration of renewable energy systems and the emerging of several microgrids. The current and future developments in renewable energy can only succeed if the customers are allowed to interact with the grid by becoming suppliers as well as users of electric energy.

These fundamental changes will require the distribution grid to become more vibrant and interactive which will demand significant changes in the grid design, operation, protection and control. In addition, the grid must become flexible enough to allow new technologies and systems to be installed and operated without significant or expensive regulatory procedures. The key role of the Smart Grids is to achieve these goals.

Beside the usage of more environmentally compatible generations, the Smart Grid will reduce the transmission congestions and blackouts, reduce peak demands, increase system capacity, reduce restoration time, implement self-diagnosis and self-healing techniques, increase security and tolerance to attacks or natural disasters, and increase environmental benefits.

To build a smart grid, several innovations need to be developed or implemented including advanced sensing, communication, routing, protection, and control technologies. These technologies encompass generation, transmission and distribution systems as well as consumer appliances and equipment.

【学生の関わり様】
講義中に講師から聴講学生全体に出された質問に対して、4名の学生が自発的に回答した。また、講義後に4名の学生が合計6件の質問を行った。英語の理解が十分でない学生もかなり見受けられたが、内容を理解し、積極的に参加している学生も数名いた。講師から、「内容は理解しているのに英語での発言を怖がっているようだ、学生を安心させてこれを解消すればもっと活発な発言が期待できると思う」とのコメントがあった。
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