【摘 要】
:
本文针对传统燃煤发电产生的环境问题,结合超临界水氧化技术的优点,给出一种新型超临界水中煤直接氧化发电循环系统,该系统用氧化反应器代替传统燃煤发电系统中的锅炉,将传统燃煤发电工艺中的燃料系统与汽水系统相结合,进料系统中的煤和溶于超临界水的氧在氧化反应器中进行复杂的反应,氧化后的高温高压气体及超临界水携带氧化反应放出的大量热量进入汽轮机中进行膨胀做功发电,从汽轮机出来的乏汽随后进入回热器中加热循环水,
【机 构】
:
西安建筑科技大学环境与市政工程学院,西安,710055 西安中学,西安,710000
【出 处】
:
第16届全国氢能会议暨第8届两岸三地氢能研讨会
论文部分内容阅读
本文针对传统燃煤发电产生的环境问题,结合超临界水氧化技术的优点,给出一种新型超临界水中煤直接氧化发电循环系统,该系统用氧化反应器代替传统燃煤发电系统中的锅炉,将传统燃煤发电工艺中的燃料系统与汽水系统相结合,进料系统中的煤和溶于超临界水的氧在氧化反应器中进行复杂的反应,氧化后的高温高压气体及超临界水携带氧化反应放出的大量热量进入汽轮机中进行膨胀做功发电,从汽轮机出来的乏汽随后进入回热器中加热循环水,最后经过冷凝器分离,CO2 被回收利用,N2 排到大气中,一部分水用来制备水煤浆,另一部分进入循环水池,水池中的水经过回热器被加热,再通过加压泵加压后进入氧化反应器来完成循环。
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