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HOME > Technology > Technical ReviewVolume 32  Number 3  > Zone Module Construction Method for Large Coal-Fired Power Plant
Mitsubishi Heavy Industries Technical Review
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  Number3
Mitsubishi Heavy Industries Technical Review
 Volume 32 Number 3  
 English: 371KB/Now download pdf file
 Japanese: 1023KB/Now download japanese pdf file
Zone Module Construction Method for Large Coal-Fired Power Plant


Tsukasa Takahashi, Nobuhiko Yamada, Katsuaki Shimizu, Kazukuni Yamashita


In recent years it has become increasingly important that the construction period for large-capacity coal-fired power plant must be reduced, and that the factor of safety during construction must be improved. In order to achieve the above objectives we have recently introduced the zone module construction method for Shinchi No.2 Boiler which is now under construction. The side section of the boiler has been divided into modules of 600 tons, and are fabricated in an area adjacent to the boiler location. The modules are then transported and lifted sequentially into position, where they are finally located and securely connected. After the side modules have been set, the top zone module, weigMing 3 200 tons, is lifted into position using hydraulic jacks mounted on the top of the boiler frame. As a result of the above, the boiler construction period was reduced by four months, and the level of safety was higher, when compared with normal construction methods.