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2022-06-01

Smith, Sean, Pan, Ya-Jun

This paper focuses on the problematic position tracking of a quadcopter under external disturbances by developing a super-twisting sliding mode controller (STSMC) based on a higher-order sliding mode observer (HOSMO). A generalized quadcopter model is presented with position and attitude...

2022-06-01

Safian, Ali, Wu, Nan, Liang, Xihui

With the advent of IoT and trends toward intelligent manufacturing, having mechanical systems with integrated sensors is becoming more popular. Bearings are one of the components that have attracted more attention toward being integrated with sensors. Therefore, in this research, the design and...

2022-06-01

Agarwal, Rahul, Mohamad, A.A.

The continuous miniaturization of microchips in semiconductor industries has been posing a challenge on microscale thermal management systems for removal of high heat flux. Traditional air-cooling methods cannot meet the demands for heat dissipation for integrated circuits. In this regard,...

2022-06-01

Hu, K.Q., Gao, C.F., Chen, Z.T., Yang, W.L., Fu, J.W.

The current study investigates the interaction of a piezoelectric dislocation with a multi-layered coated fiber inhomogeneity embedded in an infinite piezoelectric solid. In our study, three dissimilar material phases are involved: the matrix, the inclusion and the multi-layered coating layers....

2022-06-01

Javad, Abedinilaksar Mohmmad, Jianming, Yang

Ring vibration analysis is more challenging than straight beams analysis. In straight beams, the structural deformations depend on rotational and translational displacements; however, in rings, in addition to these, they also depend on the coupled tangential displacement caused by the curvature...

2022-06-01

Jin, Youzuo, Liu, Kefu, Xiong, Liuyang, Tang, Lihua

This study focuses on simultaneous vibration suppression and energy harvesting in a broad frequency band. For this purpose, a variant nonlinear energy sink (NES) is developed. The developed variant NES consists of a nonlinear oscillator and an electromagnetic energy harvester. Unlike a true NES,...

2022-06-01

Ebrahimnia-Bajestan, Ehsan, Gharibnavaz, Mehrdad, Jin, Mingchao, Li, Ri, Brinkerhoff, Joshua, Milani, Abbas

The recovery of waste heat from low-temperature flue gas can be improved by capturing the latent heat part through the condensation of the vapor component. For this purpose, investigating the important parameters in designing efficient heat exchangers is necessary. Therefore, this study aims to...

2022-06-01

Attard, Erica, Antoun, Sylvie, Hatefraad, Pedram, Dworkin, Seth B.

With the increasing concern of climate change and greenhouse gas emissions, innovative solutions to produce energy via renewable sources are needed. Geothermal energy has the potential to provide heating and cooling to residential and commercial buildings, however, its implementation has been...

2022-11-11

Majid Shahbabaei and Tian Tang

2022-06-01

Pao, Wing Yi, Li, Long, Agelin-Chaab, Martin

Modern vehicles are equipped with Advanced Driver Assistance Systems (ADAS) that rely heavily on a variety of sensors such as LiDAR, RADAR, SONAR, and camera to capture surrounding traffic data. Sensor performance has been observed to degrade during adverse weather conditions as the signals are...