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Jian Xu, Kean Chen, Lei Wang and Jiangong Zhang
Low-frequency sound field reconstruction in an enclosed space has many applications where the plane wave approximation of acoustic modes plays a crucial role. However, the basis mismatch of the plane wave directions degrades the approximation accuracy. I...
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Xiyue Ma, Lei Wang and Jian Xu
The results and conclusions obtained from this research can offer guides for a practical design of the decentralized feedback controllers with inertial actuators to actively controlling the vibration and noise radiation of the rib stiffened plate.
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Liang Xu, Lei Liu, Jian Zhang, Yinxiao Zhang, Yong Ren, Xin Wang and Weijun Li
Northeast China is located in a high latitude area of the world and undergoes a cold season that lasts six months each year. Recently, regional haze episodes with high concentrations of fine particles (PM2.5) have frequently been occurring in Northeast C...
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Yuan Liu, Jian Tang, Chen Feng, Chen Zhang, Yuwei Xue, Lei Zhang, Shuxi Xu, Jian Wang, Fang Dai and Ning Wang
Based on equal precision frequency measurement and pulse counting technique, a multi-period synchronous frequency measurement method is proposed in this paper. A programmed cymometer is designed with a full frequency band with equal precision measurement...
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