Abstract Climate change is a serious environmental issue appearing in China. As public service institution operating around the clock, negative impact of hospitals on environment evident, promoting their workers’ pro-environmental behavior (PEB) through increasing climate health risk perception (CHRP) an effective method to protect and achieve sustainable development. This study investigates how CHRP shapes attitude (PEA), intention (PEI), among hospital workers. Using structural equation...

Abstract This study proposes a feed-forward neural network (FNN)-based remote fault detection system for mechanical equipment, aiming to identify potential faults early by monitoring and analyzing equipment operation data in real time. The collects through sensors, after preprocessing feature extraction, the FNN model is used training diagnosis. Experimental results show that can effectively improve accuracy efficiency of support intelligent maintenance industrial equipment. sensors uses...

New criteria for the uniqueness and global robust stability of equilibrium point interval Hopfield-type delayed neural networks are presented in form linear matrix inequality. An example is given to show effectiveness obtained results.

This paper presents a novel articulated drive mechanism (ADM) for multifunctional natural orifice transluminal endoscopic surgery (NOTES) robotic manipulator. It consists mainly of three major components including snakelike linkage, motor housing, and an arm connector. The ADM can articulate into complex shapes improved access to surgical targets. A connector provides efficient convenient modularity insertion removal the robot. Four DC motors guide eight cables steer workspace, cable...

Energy production is challenged by carbon emission reduction and energy conservation at a time when household demand in constant evolution. Improving management end users' level becoming an increasing topic. By providing them with feedback on consumption the details each appliance consumption, better plan can be adopted to save energy. NILM - Non-Intrusive Load Monitoring growing concept that focuses methods disaggregate total load provides statistics about every consumption. In this paper,...

Abstract Cable-driven serial robots have emerged with high potential for wide applications due to their compact size and low inertia properties. However, developing this type of robot encounters a motion coupling issue that the movement one joint leads other joints, resulting in complex control. In paper, we proposed novel approach decoupling based on noncircular pulley. The length change driving cable caused by problem is resolved using calculation process profile pulley illustrated detail....

In order to eliminate lateral oscillation of spinning disk with uncertain parameter and dispel their adverse effect on the system performance or working conditions system, supposing that point force acting is bounded, chaotic complex dynamic characteristics four-dimensional nonlinear equations in oscillations under bounded disturbance were analyzed view ubiquity disturbance, including space trajectory, Lyapunov exponent Poincaré map. These enable us know them deeply, indicate dynamical...

Aimed to solve the problem of weak anti-resonance performance and poor working stability in current vibrating machines, this paper presents a nonlinear dynamic model that reflects actual state machine. Under material mass fluctuation condition, response system has been discussed, parameters selection analyzed which could be used improve stability. In paper, influence factors machine on driving body under conditions also. The results can provide theoretical support experimental basis for...

Considering a vehicle is always moving in changing and uncertain environment, this paper presents H-inf static output feedback control strategy based on PSO-DE/LMI hybrid algorithm for active suspension. Based liner matrix inequality (LMI) method two kinds of population-based evolutionary algorithms, Particle Swarm Optimization (PSO) Differential Evolution (DE) algorithm, new proposed to solve an optimization problem with bilinear (BMI) constraints. The improves the convergence rate accuracy...

To enhance the stability of a harmonic vibration synchronous conveyer, this paper establishes nonlinear dynamical model for kind machine, and effects compensation function on produced by nonlinearity master spring have been analyzed. A small parameter perturbation method has used to analyze force conveyer when fluctuating impact was loaded onto machine. The reaction between motion synchronization two motors also investigated. results experiments practical applications demonstrated...

Mobility impairment is becoming a challenging issue around the world with rapid increase on aging population. Existing tools of walking assistance for mobility-impaired people include passive canes or wheeled rollators which energy consumption users and disturb users' rhythm, powered chairs could preclude muscle activities accelerate degeneration lower limbs. The research in this paper aiming at helping proposes novel robotic platform quadrupedal locomotion. With motorized actuation,...

With the aging of population in United States, an increasing number individuals suffer from mobility challenges. For such individuals, difficulty standing up a seated position is major barrier for their daily physical activities. In paper, novel assistive device, namely Semi-Wearable Sit-to-Stand Assist (SW-SiStA), presented, which provides effective lower-limb assistance to overcome mobility-challenged individuals. Unlike traditional exoskeletons, SW-SiStA can be easily detached after...

This paper presents a hierarchical and distributed reactive power optimization control scheme which is characterized by parallel algorithm. There are 2 levels in the scheme; each contains set of agents. Level 1 composed local agents (CA). consists (OA). The purpose to propose real-time system. When constraint violations or voltage occur, CA acts first so as reduce minimum. After OA receives data transmitted CA, optimal flow computation conducted at regular intervals. Considering that always...

In order to reduce the disadvantages of current biological product quality testing methods, taking in cocoon trade markets as an example, this paper has proposed a nondestructive method for products based on analysis vibration signal from acceleration sensors. According wavelet transformation random acquired sensor, related silkworm chrysalis been analyzed and reconstructed; then characteristic values such as: mean value, variance, square root, waveform index, pulse factor, so have extracted...

Impaired mobility negatively impacts a patient’s life, both physically and mentally. Existing tools for the assistance of such individuals include passive walking aids, which tend to disrupt users’ rhythms, motorized wheelchairs, preclude muscle activity lower limb. To address these problems, this paper proposes new robotic walker guided by an image processing system. This system uses visual information from 3D camera estimate user’s position orientation, motion are sent PID controller...

Natural orifice transluminal endoscopic surgery (NOTES) has gained attention for its potential benefits, including short recovery time, no skin incision, and lower anesthesia requirement [1]. However, constrained by limited workspace, visual triangulation, lack of dexterous tools, tool-changing, clinical application development are inhibited [2]. Current research [3] pursues dual articulated instruments to increase the available tool dexterity. best our knowledge, none existing solutions...