摘要 |
The invention is concerned with a vacuum boiler type evaporator comprising a sealed vacuum boiler vessel (10) having a lower portion (12) in which water is contained, and an upper portion in which a steam chamber is defined. The invention provides that, separate from the boiler (10), there is a sealed vacuum condenser vessel (20) including a set of heat transfer tubes (24) through which liquefied natural gas flows, heating means (11,12) for heating said vacuum boiler vessel (10) to said condenser vessel (20), a condensate return pipe (22) for delivering condensate from said condenser vessel (20) to said vacuum boiler vessel (10), and collector means for removing noncondensable gas from said condenser vessel (20). |
申请人 |
TOKYO GAS CO. LTD., TOKIO/TOKYO, JP;SUMITOMO PRECISION PRODUCTS CO. LTD., AMAGASAKI, HYOGO, JP |
发明人 |
MIYATA, YOSHIAKI, YOKOHAMA-SHI, KANAGAWA PREFECTURE, JP;SETA, AKIO, MISATO-SHI, SAITAMA PREFECTURE, TOKYO, JP;TSUI, NOBUHIKO, SUGINAMI-KU, TOKYO, JP;KUJIRAI, HIROSHI, YOKOHAMA-SHI, KANAGAWA PREFECTURE, JP;SATOH, YOUJI, OSAKA PREFECTURE, JP;SHOTANI, HITONOBU, AMAGASAKI-SHI, HYOGO PREFECTURE, JP;SAHARA, KAZUYA, SANDA-SHI, HYOGO PREFECTURE, JP;IKEDA, YOSHIMICHI, OSAKA PREFECTURE, JP |