循环式氦氧混合气辅助呼吸装置的氧浓度解耦控制  

Control of oxygen concentration after unchaining coupling in assistant breathing equipment cycled with mixed gases of helium and oxygen

作　　者：周娟[1] 袁良豪 陈广飞[1] 

机构地区：[1]解放军总医院,北京市100853 [2]北京市外企业服务有限公司,北京市100020

出　　处：《医疗卫生装备》2007年第1期20-21,25,共3页Chinese Medical Equipment Journal

摘　　要：在给出保持本系统稳定的相对增益矩阵后,介绍了循环式氦氧混合气辅助呼吸装置设计中的氧浓度解耦控制方法。目的是通过循环式氦氧混合气辅助呼吸装置设计中的氧浓度解耦控制技术的研究,探索循环混合气技术在呼吸支持设备中应用的可行性及其重要意义。研究结果表明:氧浓度解耦控制技术是循环式氦氧混合气辅助呼吸装置设计中的一项关键技术。Objective To explore the feasibility and significance of using ventilated technology of oxygen after unchaining in assistant breathing equipment cycled with mixed gases of helium and oxygen. Methods After giving out the relative increment matrix for keeping the system steady, the paper introduces the detail methods for the control of oxygen concentration after unchaining coupling in assistant breathing equipment cycled with mixed gases of helium and oxygen. Results It shows that the control of oxygen concentration after unchaining coupling is a vital technology in assistant breathing equipment cycled with mixed gases of helium and oxygen.

关 键 词：系统稳定 相对增益矩阵 氧农解耦控制 

分 类 号：TH777[机械工程—仪器科学与技术] TP237.3[机械工程—精密仪器及机械]