公开(公告)号：US20160209031A1

公开(公告)日：2016-07-21

申请号：US14600804

申请日：2015-01-20

Applicant: ALSTOM Technology Ltd

Inventor： Xinsheng LOU ,  Abhinaya JOSHI ,  Shizhong YANG ,  Chuan WANG ,  Carl H. NEUSCHAEFER ,  Michael Chris TANCA

IPC: F23N5/24 ,  G05B19/4155 ,  G05B19/406

CPC classification number: F23N5/242 ,  F27D17/008 ,  F27D19/00 ,  G05B19/406 ,  G05B19/4155 ,  G05B2219/39407

Abstract: Disclosed herein is a control system for NOx reduction in a power plant, the control system comprising a model predictive controller; a proportional integral differential controller and/or an adaptive controller; where the proportional integral differential controller and/or an adaptive controller are subordinated to and in operative communication with the model predictive controller; where the proportional integral differential controller and/or an adaptive controller comprise a feedback loop; a NOx reduction system comprising a NOx reducing agent supply tank and a water supply tank; and a furnace for combusting a fuel; where the furnace lies downstream of the NOx reduction system and where the furnace is provided with a plurality of nozzles that are in fluid communication with the NOx reduction system; where the control system is in electrical communication with the NOx reduction system.

Abstract translation: 本发明公开了一种用于发电厂NOx还原的控制系统，该控制系统包括模型预测控制器; 比例积分微分控制器和/或自适应控制器; 其中比例积分微分控制器和/或自适应控制器从属于模型预测控制器并与模型预测控制器进行操作性通信; 其中比例积分微分控制器和/或自适应控制器包括反馈回路; 包括NOx还原剂供应罐和供水箱的NOx还原系统; 和燃烧燃料的炉子; 其中所述炉位于所述NOx还原系统的下游，并且所述炉子设置有与所述NOx还原系统流体连通的多个喷嘴; 其中控制系统与NOx还原系统电连通。