| 主动冷却通道内吸热型碳氢燃料热裂解结焦抑制机理 |
| |
| 引用本文： | 张强强,汪旭清,刘国柱,张香文,胡申林,马雪松.主动冷却通道内吸热型碳氢燃料热裂解结焦抑制机理[J].推进技术,2013,34(12):1713-1718. |
| |
| 作者姓名： | 张强强 汪旭清 刘国柱 张香文 胡申林 马雪松 |
| |
| 作者单位： | 天津大学 化工学院/先进燃料与化学推进剂教育部重点实验室,天津 300072;天津大学 化工学院/先进燃料与化学推进剂教育部重点实验室,天津 300072;天津大学 化工学院/先进燃料与化学推进剂教育部重点实验室,天津 300072;天津大学 化工学院/先进燃料与化学推进剂教育部重点实验室,天津 300072;北京动力机械研究所 高超声速冲压发动机技术重点实验室,北京 100074;北京动力机械研究所 高超声速冲压发动机技术重点实验室,北京 100074 |
| |
| 基金项目： | 国家自然科学基金重大研究计划(91116001)。 |
| |
| 摘 要： | 为阐明超临界条件下吸热型碳氢燃料的热裂解结焦抑制机理,在电加热管实验装置上,获得了沿程油温、壁温以及燃料的组成,分析了结焦抑制添加剂影响碳氢燃料高温裂解和结焦的实验数据。结果表明:结焦抑制添加剂对碳氢燃料的裂解影响小于4%,降低结焦量约30%；添加结焦抑制剂后,结焦速率下降较快,稳定结焦速率降低约2%。采用SEM表征结焦抑制添加剂对结焦形貌的影响。结果表明,添加剂同时抑制了表面催化结焦与自由基生长结焦的形成。
|
| 关 键 词： | 吸热燃料 热裂解 超临界 结焦抑制 添加剂 |
| 收稿时间： | 2013/9/29 0:00:00 |
| 修稿时间： | 2013/10/12 0:00:00 |
Inhibition Mechanism of Pyrolytic Cokes from Endothermic Hydrocarbon Fuels in Regenerative Cooling Channels |
| |
| ZHANG Qiang-qiang,WANG Xu-qing,LIU Guo-zhu,ZHANG Xiang-wen,HU Shen-lin and MA Xue-song.Inhibition Mechanism of Pyrolytic Cokes from Endothermic Hydrocarbon Fuels in Regenerative Cooling Channels[J].Journal of Propulsion Technology,2013,34(12):1713-1718. |
| |
| Authors: | ZHANG Qiang-qiang WANG Xu-qing LIU Guo-zhu ZHANG Xiang-wen HU Shen-lin and MA Xue-song |
| |
| Institution: | Key Laboratory for Advanced Fuel and Chemical Propellant of Ministry of Education, School of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, China;Key Laboratory for Advanced Fuel and Chemical Propellant of Ministry of Education, School of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, China;Key Laboratory for Advanced Fuel and Chemical Propellant of Ministry of Education, School of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, China;Key Laboratory for Advanced Fuel and Chemical Propellant of Ministry of Education, School of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, China;Science and Technology on Scramjet Laboratory,Beijing Power Machinery Institute, Beijing 100074, China;Science and Technology on Scramjet Laboratory,Beijing Power Machinery Institute, Beijing 100074, China |
| |
| Abstract: | |
| |
| Keywords: | Endothermic fuel Thermal cracking Supercritical Coking inhibition Additive |
|
| 点击此处可从《推进技术》浏览原始摘要信息 |
| 点击此处可从《推进技术》下载免费的PDF全文 |
|
