【摘 要】
：
第一代生物质精炼技术与人争粮、与粮争地;第二代技术源自煤化工技术(热-化学法,没有选择性)和微生物发酵技术(生物化学法,又称为糖中间体法,包括纤维素乙醇、藻类和微生物油
【出 处】
：
中国(国际)生物质能源与生物质利用高峰论坛
论文部分内容阅读
第一代生物质精炼技术与人争粮、与粮争地;第二代技术源自煤化工技术(热-化学法,没有选择性)和微生物发酵技术(生物化学法,又称为糖中间体法,包括纤维素乙醇、藻类和微生物油脂技术),由于植物含碳量、密度低于煤炭,含糖量低于谷物,且较谷物难以水解,第二代技术产品单一,产品成本远高于煤化工产品和粮食为原料的产品成本.
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