长期从事能源环境智慧传感与诊断研究，主要方向包括：（1）气体传感器与机器嗅觉，研究新型气敏材料和芯片、气体/气味检测仪器、气味智能识别方法，应用于环境监测、能源环保系统安全、工业品控等领域；（2）能源环保设备诊断与优化调控，研究多传感器信号融合的设备状态监测与故障诊断方法，关键设备及系统的优化与调控技术，实现设备的高效、稳定、安全、节能运行。主持国家自然科学基金青年项目、国家重点研发计划项目子课题、浙江省重点研发计划项目课题、浙江省自然科学基金项目、国家博士后基金面上项目及企业委托项目等10余项。在国内外知名学术期刊发表论文30余篇，授权国家发明专利10余项。任Frontiers in Energy Research期刊客座编辑，中国环境科学学会环境与热能利用专业委员会委员、中国环境科学学会地球环境系统科学观测专业委员会委员、中国环境科学学会恶臭污染防治专业委员会委员。
科研情况
1. 项目研究
（1） 分层材料微传感器阵列的气敏动态响应调控与选择性增强机制，国家自然科学基金青年项目，2024.01-2026.12，主持，在研
（2） 燃煤机组烟气污染物脱除装置智能调控技术研究，国家重点研发计划项目子课题，2022.10 - 2026.09，主持，在研
（3） 微型化气敏传感器阵列优化及异味气体识别机制研究，浙江省自然科学基金探索项目，2024.01-2026.12，主持，在研
（4） 异味在线监测传感器阵列技术研究，浙江省领雁计划项目课题，2024.01 – 2026.12，主持，在研
（5） 工业源大气污染物全过程控制技术路线, 国家重点研发计划项目子课题，2020.02 - 2021.11，主持，结题
（6） 异味监测传感器开发及异味评价系统建设, 浙江省重点研发计划项目课题，2021.01 - 2023.12，主持，结题
（7） 基于高速数字全息的燃烧喷雾场液滴/液丝三维多参数测量方法研究，中国博士后基金面上项目, 2020.11-2022.11, 主持，结题
2.论文、著作（一作/通讯）
1. Yiwei Jiang; Ziyi Wang; Yan Hu; Wenhao Lin; Longchao Yao*; Wenfang Xiao; Jiangxue Hu; Weijie Liu; Chenghang Zheng; Linghong Chen; Xiang Gao*; Intelligent sniffer: A chip-based portable e-nose for accurate and fast essence evaluation, Sensors and Actuators B: Chemical, 2025, 426: 136989
2. Dawei Duan, Shangbo Han, Zhongcheng Wang, Chunbo Pang, Longchao Yao*, Weijie Liu, Jian Yang, Chenghang Zheng*, Xiang Gao. Multivariate state estimation-based condition monitoring of slurry circulating pumps for wet flue gas desulfurization of power plants. Engineering Failure Analysis, 2024, 159: 108099.
3. Shangbo Han, Longchao Yao*, Dawei Duan, Jian Yang, Weihong Wu, Chunhui Zhao, Chenghang Zheng, Xiang Gao*. Intelligent condition monitoring with CNN and signal enhancement for undersampled signals. ISA transactions 2024, 149: 124-136.
4. Shangbo Han, Xiaoning Ying, Lining Yang, Zugang Chen, Yangshu Lin, Longchao Yao*, Weijie Liu, Yiyan Hua, Weihong Wu, Jian Yang, Chenghang Zheng, Xiang Gao*. Overheating fault traceback of Regenerative thermal oxidizer in Multi-Source waste gas treatment system via dynamic cumulative correlation analysis. Chemical Engineering Science 2024, 297: 120252.
5. Yiwei Jiang, Longchao Yao*, Yan Hu, Xiaofan Liu, Linjie Xu, Chenghang Zheng, Linghong Chen, Jian Yang, Xiang Gao*. An on-chip microarray platform for material-temperature optimization and gas discrimination. Sensors and Actuators B: Chemical, 2024, 409: 135633.
6. Shangbo Han, Yiyan Hua, Yangshu Lin, Longchao Yao*, Zhongcheng Wang, ZhengJie Zheng, Jian Yang, Chunhui Zhao, Chenghang Zheng, Xiang Gao*. Fault diagnosis of regenerative thermal oxidizer system via dynamic uncertain causality graph integrated with early anomaly detection. Process Safety and Environmental Protection, 2023, 179: 724-734.
7. Xiaofan Liu, Jian Zhao, Yongguang Wang, Yan Hu, Linjie Xu, Longchao Yao*, Chenghang Zheng, Jian Yang, Xiang Gao*, Enhanced toluene gas-sensing properties of MEMS sensor based on Pt-loaded SnO2 nanoparticles, Nanotechnology, 34 (2023), 365502.
8. Linjie Xu, Jian Zhao, Yongguang Wang, Yan Hu, Longchao Yao*, Chenghang Zheng*, Jian Yang, Xiang Gao, Multi-feature optimization of a gas sensor array to improve component and concentration detection performance of VOC mixtures, Journal of The Electrochemical Society, 170 (2023), 037522.
9. Linjie Xu, Longchao Yao*, Yonggyuang Wang, Weihong Wu, Wenhao Lin, Chenghang Zheng, Yuanqun Feng, Xiang Gao, Hybrid gas sensor array to identify and quantify low-concentration VOCs mixtures commonly found in chemical industrial parks, IEEE Sensors Journal, 22 (2022), 13434-13441.
10. Chunbo Pang, Dawei Duan, Zhiying Zhou, Shangbo Han, Longchao Yao*, Chenghang Zheng*, Jian Yang, Xiang Gao, An integrated LSTM-AM and SPRT method for fault early detection of forced-oxidation system in wet flue gas desulfurization, Process Safety and Environmental Protection, 160 (2022), 242-254.
11. Longchao Yao, Libin Yu, Xiaodan Lin, Yingchun Wu, Jun Chen, Chenghang Zheng, Xuecheng Wu*, Xiang Gao*, High-speed digital off-axis holography to study atomization and evaporation of burning droplets, Combustion and Flame, 230 (2021), 111443.
12. Yongguang Wang, Longchao Yao*, Linjie Xu, Weihong Wu, Wenhao Lin, Chenghang Zheng, Yuanqun Feng, Xiang Gao, One-step solvothermal synthesis of hierarchical WO3 hollow microspheres with excellent NO gas sensing properties, Materials Letters, 302 (2021), 130460.
13. Yongguang Wang1, Longchao Yao1, Linjie Xu, Weihong Wu, Wenhao Lin, Chenghang Zheng, Yuanqun Feng, Xiang Gao, Enhanced NO2 gas sensing properties based on Rb-doped hierarchical flower-like In2O3 microspheres at low temperature, Sensors and Actuators B: Chemical, 332 (2021), 129497.
14. 姚龙超, 吴学成*, 林小丹, 吴迎春, 陈玲红, 高翔, 岑可法, 基于高速数字全息的燃烧生物质颗粒测试, 激光与光电子学进展, 56 (2019), 100901-100901.
15. Longchao Yao, Chenyue Wu, Yingchun Wu, Linghong Chen, Jun Chen, Xuecheng Wu*, Kefa Cen, Investigating particle and volatile evolution during pulverized coal combustion using high-speed digital in-line holography, Proceedings of the Combustion Institute, 37 (2019), 2911-2918.
16. Longchao Yao, Jun Chen*, Paul E. Sojka, Xuecheng Wu, Kefa Cen, Three-dimensional dynamic measurement of irregular stringy objects via digital holography, Optics Letters, 43 (2018), 1283-1286.
17. Longchao Yao, Xuecheng Wu*, Jing Yang, Yingchun Wu, Xiang Gao, Linghong Chen, Gérard Gréhan, Kefa Cen, Simultaneous 3D temperature and velocity field measurements of micro-flow with laser-induced fluorescence and micro-digital holographic particle tracking velocimetry: Numerical study, Chinese Optics Letters, 13 (2015), 072801.
18. Longchao Yao, Xuecheng Wu*, Yingchun Wu, Jing Yang, Xiang Gao, Linghong Chen, Gérard Gréhan, Kefa Cen, Characterization of atomization and breakup of acoustically levitated drops with digital holography, Applied Optics, 54 (2015), A23-A31.
3.成果奖项
（1）智能化烟气碳污协同减排关键技术及应用，2024年浙江省碳达峰碳中和十大科技创新奖，排名18/21
4.发明专利（前三）
(1) 姚龙超; 高翔; 吴卫红; 蒋依蔚; 郑成航; 张成健; 吴杰; 田江磊; 杨洋; 翁卫国 ; 一种多层级结构的微型气体传感器及其制备方法, 2024-12-13, 中国, ZL202310979357.8
(2) 高翔; 姚龙超; 郑成航; 翁卫国; 吴卫红; 刘潇繁; 陆燕; 刘少俊; 杨洋; 宋浩; 张涌新; 基于气体传感器阵列指纹识别的污染气体溯源方法, 2021-2-9, 中国, ZL202110181973.X
(3) 蒋依蔚; 高翔; 姚龙超; 郑成航; 周灿; 周志颖; 潘启承; 张航; 卢嘉宇; 吴卫红 ; 一种工业园区异味检测的方法, 2021-8-5, 中国, ZL202110896701.8
(4) 高翔; 应晓宁; 姚龙超; 蒋依蔚; 郑成航; 徐林婕; 潘启承; 张航; 陆燕; 吴卫红; 赵健; 自标定气体传感器阵列动态在线监测VOCs的装置与方法, 2021-5-18, 中国, ZL202110241591.3 (专利)
(5) 高翔; 应晓宁; 姚龙超; 郑成航; 韩尚伯; 周灿; 吴卫红; 张悠; 张涌新; 周志颖; 一种蓄热式热力氧化炉智能调控系统及方法, 2024-05-14, 中国, ZL202210805850.3 (专利)
