Comparison between direct transesterification of microalgae and hydrochar

Hydrothermal carbonization (HTC) of microalgae is one of processes that can effectively remove moisture from microalgae. In addition, the hydrochar retains most of fatty acids from microalgae feedstock, and the content of fatty acids in hydrochar is doubled. This research concentrates on the compari...

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Main Authors: Vo Thanh Phuoc, Kunio Yoshikawa
Format: Article
Language:English
Published: AIMS Press 2017-07-01
Series:AIMS Energy
Subjects:
Online Access:http://www.aimspress.com/energy/article/1535/fulltext.html
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author Vo Thanh Phuoc
Kunio Yoshikawa
author_facet Vo Thanh Phuoc
Kunio Yoshikawa
author_sort Vo Thanh Phuoc
collection DOAJ
description Hydrothermal carbonization (HTC) of microalgae is one of processes that can effectively remove moisture from microalgae. In addition, the hydrochar retains most of fatty acids from microalgae feedstock, and the content of fatty acids in hydrochar is doubled. This research concentrates on the comparison between direct transesterification of microalgae and hydrochar. The result shows that the biodiesel yields of hydrochar were higher than those of microalgae at the same reaction conditions due to the higher extraction rate of fatty acids from hydrochar. Finally, the amount of methanol and catalyst which is required for a given amount of microalgae can be reduced to a half through the direct transesterification of hydrochar.
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spelling doaj.art-34f588150717496988d6b8b4d7b05cd22022-12-22T02:07:28ZengAIMS PressAIMS Energy2333-83342017-07-015465266610.3934/energy.2017.4.652energy-05-00652Comparison between direct transesterification of microalgae and hydrocharVo Thanh Phuoc0Kunio Yoshikawa1Yoshikawa Laboratory, Department of Environmental Science and Technology, Tokyo Institute of Technology, Yokohama, Kanagawa, 226-8502, JapanYoshikawa Laboratory, Department of Environmental Science and Technology, Tokyo Institute of Technology, Yokohama, Kanagawa, 226-8502, JapanHydrothermal carbonization (HTC) of microalgae is one of processes that can effectively remove moisture from microalgae. In addition, the hydrochar retains most of fatty acids from microalgae feedstock, and the content of fatty acids in hydrochar is doubled. This research concentrates on the comparison between direct transesterification of microalgae and hydrochar. The result shows that the biodiesel yields of hydrochar were higher than those of microalgae at the same reaction conditions due to the higher extraction rate of fatty acids from hydrochar. Finally, the amount of methanol and catalyst which is required for a given amount of microalgae can be reduced to a half through the direct transesterification of hydrochar.http://www.aimspress.com/energy/article/1535/fulltext.htmlmicroalgaehydrocharhydrothermal carbonizationdirect transesterificationbiodiesel
spellingShingle Vo Thanh Phuoc
Kunio Yoshikawa
Comparison between direct transesterification of microalgae and hydrochar
AIMS Energy
microalgae
hydrochar
hydrothermal carbonization
direct transesterification
biodiesel
title Comparison between direct transesterification of microalgae and hydrochar
title_full Comparison between direct transesterification of microalgae and hydrochar
title_fullStr Comparison between direct transesterification of microalgae and hydrochar
title_full_unstemmed Comparison between direct transesterification of microalgae and hydrochar
title_short Comparison between direct transesterification of microalgae and hydrochar
title_sort comparison between direct transesterification of microalgae and hydrochar
topic microalgae
hydrochar
hydrothermal carbonization
direct transesterification
biodiesel
url http://www.aimspress.com/energy/article/1535/fulltext.html
work_keys_str_mv AT vothanhphuoc comparisonbetweendirecttransesterificationofmicroalgaeandhydrochar
AT kunioyoshikawa comparisonbetweendirecttransesterificationofmicroalgaeandhydrochar