1. What is electrical cogeneration and how does it work ? 11720123 Naoki Hashimoto

2. What is cogeneration ? Fuel Power plant Heat Electricity Waste heat Lighting, Power Energy efficiency of thermal power generation is about 40%. In cogeneration method, energy efficiency are improved to 70 ~ 80%. effective utilization

3. How does it work ? Occurred heat by moving an engine is used as heating.

4. Introduction example Hotel Hospital Hot spring Snow-melting etc…

5. Conclusion Cogeneration system is not only the electric power but also the heat uses at the same time. This system has spread in over Japan.

6. Thank you for your attention !

7. References JGA ホームページ > ガスコージェネレーションシステム http://www.gas.or.jp/cogene/index.html 新・？を！にするエネルギー講座 http://www.iae.or.jp/energyinfo/index.html