Kouji Shiina is a notable inventor based in Mito, Japan, recognized for his contributions to the field of nuclear energy. With a total of six patents to his name, he has made significant advancements that enhance the efficiency and safety of nuclear power plants.

Latest Patents

One of Kouji Shiina's latest patents is the Induction Heating Stress Improvement (IHSI) method. This innovative approach improves the cooling characteristics of the inner surface of piping in nuclear plants by optimizing the structure and layout of nozzles. The effectiveness of this method is verified through the installation of thermometers and the removal of air from the piping by heating it prior to executing IHSI. Another significant patent is related to the operation method of nuclear power plants. In this patent, the thermal power in the second operation cycle of a nuclear reactor is uprated compared to the first operation cycle. This is achieved by reducing the proportion of steam extracted from the steam system and introduced to a feedwater heater, resulting in a lower temperature of feedwater discharged in the second operation cycle.

Career Highlights

Kouji Shiina is currently employed at Hitachi-GE Nuclear Energy, Ltd., where he continues to develop innovative solutions for the nuclear energy sector. His work focuses on improving operational efficiency and safety in nuclear power generation.

Collaborations

Throughout his career, Kouji has collaborated with esteemed colleagues such as Masao Chaki and Kazuaki Kitou. Their combined expertise has contributed to the successful development of various projects in the nuclear energy field.

Conclusion

Kouji Shiina's innovative patents and contributions to nuclear energy demonstrate his commitment to enhancing the safety and efficiency of power generation. His work continues to influence the industry positively.

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