In this paper we report the observation of multi-photon up-conversion luminescence phenomenon of ErP_(5)O_(14) noncrystalline induced by pulse DCM dye laser and clarify that the mechanism of up-conversion is the step ...In this paper we report the observation of multi-photon up-conversion luminescence phenomenon of ErP_(5)O_(14) noncrystalline induced by pulse DCM dye laser and clarify that the mechanism of up-conversion is the step by step absorption of single Er^(3+)ion.展开更多
以某浮式生产储卸油装置(Floating Production Storage and Offloading,FPSO)为对象进行上部模块油气泄漏扩散风险后果分析,探究其风险成因及危害程度。根据FPSO系统结构特点,采用模糊综合评价法与格雷厄姆(LEC)评价法等技术手段,针对F...以某浮式生产储卸油装置(Floating Production Storage and Offloading,FPSO)为对象进行上部模块油气泄漏扩散风险后果分析,探究其风险成因及危害程度。根据FPSO系统结构特点,采用模糊综合评价法与格雷厄姆(LEC)评价法等技术手段,针对FPSO上部模块设备进行油气泄漏扩散风险辨识,确定可能产生风险的设备。应用Fluent软件进行风险设备在恒定和变化泄漏质量速率、不同风向及风速条件下气体扩散后果模拟分析,总结气体扩散对设备气体泄漏后果的影响程度,并对降低上部模块油气泄漏风险提出建议,以供上部模块设备布置安装时参考。展开更多
文摘In this paper we report the observation of multi-photon up-conversion luminescence phenomenon of ErP_(5)O_(14) noncrystalline induced by pulse DCM dye laser and clarify that the mechanism of up-conversion is the step by step absorption of single Er^(3+)ion.
文摘以某浮式生产储卸油装置(Floating Production Storage and Offloading,FPSO)为对象进行上部模块油气泄漏扩散风险后果分析,探究其风险成因及危害程度。根据FPSO系统结构特点,采用模糊综合评价法与格雷厄姆(LEC)评价法等技术手段,针对FPSO上部模块设备进行油气泄漏扩散风险辨识,确定可能产生风险的设备。应用Fluent软件进行风险设备在恒定和变化泄漏质量速率、不同风向及风速条件下气体扩散后果模拟分析,总结气体扩散对设备气体泄漏后果的影响程度,并对降低上部模块油气泄漏风险提出建议,以供上部模块设备布置安装时参考。