Induced Unbalance as a Method for Improving the Dynamic Stability of High-Speed Turbochargers by R. Gordon Kirk, Ali A. Alsaeed

“…The bearing fluid-film instability is the main source of the vibration. The nonlinear forces inside the bearings are causing the rotor to whirl in a limit cycle. …”
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Some novel exact solutions for the generalized time-space fractional coupled Hirota-Satsuma KdV equation by Yueling Cheng, Siyuan Hong, Shujun Yang, Xu Chi, Jinghao Yang

“…These solutions are of great significance for revealing the nonlinear interaction between two long waves with different dispersion effects. …”
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Asymmetric Barrier Lyapunov Function-Based Wheel Slip Control for Antilock Braking System by Xiaolei Chen, Zhiyong Dai, Hui Lin, Yanan Qiu, Xiaogeng Liang

“…To deal with the strong nonlinear characteristics, complex nonlinear control schemes are applied in ABS. …”
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Modeling and Dynamical Analysis of the Water Resources Supply-Demand System: A Case Study in Haihe River Basin by Chongli Di, Xiaohua Yang

“…The relationship between water resources supply and demand is very complex and exhibits nonlinear characteristics, which leads to fewer models that can adequately manage the dynamic evolution process of the water resources supply-demand system. …”
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The Effect of Adherence to Dietary Tracking on Weight Loss: Using HLM to Model Weight Loss over Time by John Spencer Ingels, Ranjita Misra, Jonathan Stewart, Brandon Lucke-Wold, Samantha Shawley-Brzoska

“…In addition, the weight loss trend for the rare and inconsistent trackers followed a nonlinear path, with the holidays slowing weight loss and the onset of summer increasing weight loss. …”
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Diagenetic Self-Organization and Stochastic Resonance in a Model of Limestone-Marl Sequences by Ivan L’Heureux

“…The banded sequences are usually thought to result from systematic variations in the external environment, but the pattern may be distorted by diagenetic nonlinear processes. Here, we present a reactive-transport model for the formation of banded patterns in such a system. …”
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A Comparative Study of Seismic Performance Evaluation of Reinforced Concrete Frame Structures Using Chinese and African Seismic Codes by Musaab Suliman, Liang Lu

“…The seismic provisions of these codes are compared and evaluated using nonlinear time-history analysis (NL-THA) and nonlinear static pushover to validate the results. …”
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STUDY ON ENERGY ABSORPTION CHARACTERISTICS OF CIRCULAR TUBE WITH RECTANGULAR GROOVE BASED ON REGRESSION ANALYSIS by LEI Cheng, LI FuSheng, MIAO DeXiang, ZHU Tao

“…Secondly, an orthogonal experiment on energy absorption characteristies and structural parameters was designed, and a nonlinear calculation model between the two was established. …”
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The Comparison of Lately Proposed Harris Hawks Optimization and Jaya Optimization in Solving Directional Overcurrent Relays Coordination Problem by Jiangtao Yu, Chang-Hwan Kim, Sang-Bong Rhee

“…To test its performances in solving the DOCRs coordination problem, it is adopted in 3-bus, 4-bus, 8-bus, and 9-bus systems, which are formulated by three kinds of optimization models as linear programming (LP), nonlinear programming (NLP), and mixed integer nonlinear programming (MINLP), according to the nature of the design variables. …”
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Partial Control of a Continuous Bioreactor: Application to an Anaerobic System for Heavy Metal Removal by M. I. Neria-González, P. A. López-Pérez, R. Aguilar-López

“…For this aim, regulation of the sulfate concentration, which is considered the measured and controlled state variable, allowed diminishing the cadmium concentration in the bioreactor, where the corresponding controller was designed via nonlinear bounded function. Furthermore, a nonlinear controllability analysis was done, which proved the closed-loop instability of the inner or uncontrolled dynamics of the bioreactor. …”
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Model Tests of Earth Pressure on Buried Rigid Pipes and Flexible Pipes underneath Expanded Polystyrene (EPS) by Qiang Ma, Zhun Ku, Henglin Xiao

“…The results show that the earth pressure calculated by nonlinear earth pressure theory is on the brink of that tested in the field. …”
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Adaptive Output Feedback Control for the Trajectory Tracking of High-Speed Trains with Disturbance Uncertainties on the Basis of Neural Network Observers by Yang Liu, Weidong Li

“…The dynamic model of high-speed trains (HSTs) is nonlinear and uncertain; hence, with the decrease in the running interval of HSTs, an accurate and safe train operation control algorithm is required. …”
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Global Well-Posedness and Determining Nodes of Non-Autonomous Navier–Stokes Equations with Infinite Delay on Bounded Domains by Huanzhi Ge, Feng Du

“…The asymptotic behavior of solutions to nonlinear partial differential equations is an important tool for studying their long-term behavior. …”
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Research on Spatial Deformation of Flexspline with Variable Thickness Tooth Ring by Yuqi Wang, Xiaoxia Chen, Jingzhong Xing, Yunpeng Yao

“…The results show that the nonlinear characteristics of the generatrix are aggravated by the variable thickness ring. …”
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On a Memristor-Based Hyperchaotic Circuit in the Context of Nonlocal and Nonsingular Kernel Fractional Operator by Shahram Rezapour, Chernet Tuge Deressa, Sina Etemad

“…Memristor is a nonlinear and memory element that has a future of replacing resistors for nonlinear circuit computation. …”
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Degradation of the first frequency of an RC frame with damage levels by Quy Nguyen, Ramazan Livaoğlu

“…Crack propagation of the frame is obtained utilizing a nonlinear static pushover analysis (NSPA). After the pushing procedure, according to the base shear force versus top displacement curve, the bending stiffness of the RC structure is determined rapidly. …”
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Driven Force Induced Bifurcation Delay on the Chaotic Financial System by Balamurali Ramakrishnan, Mohamed Abdalla, Salah Boulaaras, Karthikeyan Rajagopal

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Modification of the Differential Transform Method With Search Direction Along the Spatial Axis by Helena Nayar, Patrick Azere Phiri

“…These include equations such as the nonlinear Fisher, combined KdV-mKdV, Hunter–Saxton (H-S), Fornberg–Whitham (FW), coupled systems such as the Whitham–Broer–Kaup (WBK) and the sine-Gordon (s-G) equations, integral equations, Volterra partial integro-differential equations (PIDE), and linear and nonlinear versions of the (complex) Schröedinger equation. …”
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Stability of a Noncanonical Scalar Field Model during Cosmological Date by Z. Ossoulian, T. Golanbari, H. Sheikhahmadi, Kh. Saaidi

“…In this model, the scalar field potential is “nonlinear” and decreases in magnitude with increasing the value of the scalar field. …”
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A Numerical Method of the Euler-Bernoulli Beam with Optimal Local Kelvin-Voigt Damping by Xin Yu, Zhigang Ren, Qian Zhang, Chao Xu

“…This paper deals with the numerical approximation problem of the optimal control problem governed by the Euler-Bernoulli beam equation with local Kelvin-Voigt damping, which is a nonlinear coefficient control problem with control constraints. …”
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