Structural

Active Structural Control with Stable Fuzzy PID Techniques by Wen Yu, Suresh Thenozhi

By Wen Yu, Suresh Thenozhi

This ebook offers a close dialogue of clever options to degree the displacement of constructions after they are subjected to vibration. It indicates how those strategies are used to regulate energetic units that may decrease vibration 60–80% extra successfully than customary passive anti-seismic systems.

After introducing a variety of structural keep an eye on units and building-modeling and energetic structural keep watch over tools, the authors suggest offset cancellation and high-pass filtering ideas to unravel a few universal difficulties of building-displacement size utilizing accelerometers. the most well-liked keep an eye on algorithms in business settings, PD/PID controllers, are then analyzed after which mixed with fuzzy repayment. the soundness of this mixture is confirmed with typical weight-training algorithms. those stipulations supply specific tools for choosing PD/PID controllers. eventually, fuzzy-logic and sliding-mode keep an eye on are utilized to the keep watch over of wind-induced vibration. The equipment defined are supported via studies of experimental reports on a two-story construction prototype.

This ebook is a necessary source for tutorial researchers drawn to the consequences of keep watch over and mechatronic units inside of structures, or these learning the foundations of vibration relief. practising engineers engaged on the layout and building of any type of high-rise or susceptible construction and anxious with the consequences of both wind or seismic disturbances enjoy the efficacy of the tools proposed.

Show description

Read Online or Download Active Structural Control with Stable Fuzzy PID Techniques (SpringerBriefs in Applied Sciences and Technology) PDF

Similar structural books

Health Assessment of Engineered Structures: Bridges, Buildings and Other Infrastructures

Healthiness evaluation of Engineered buildings has develop into the most lively study components and has attracted multi-disciplinary curiosity. in view that to be had monetary recourses are very restricted, extending the lifespan of current bridges, structures and different infrastructures has develop into a huge problem to the engineering occupation world-wide.

Reinforced Concrete with FRP Bars: Mechanics and Design

Corrosion-resistant, electromagnetic obvious and light-weight fiber-reinforced polymers (FRPs) are permitted as legitimate possible choices to metal in concrete reinforcement. bolstered Concrete with FRP Bars: Mechanics and layout, a technical consultant in accordance with the authors’ greater than 30 years of collective event, offers ideas, algorithms, and useful examples.

ACI 213R-03 Guide for Structural Lightweight-Aggregate Concrete (Guide for Structural Lightweight-Aggregate Concrete)

ACI 213R-03 advisor for Structural Lightweight-Aggregate Concrete (Guide for Structural Lightweight-Aggregate Concrete)

Structural Concrete: Theory and Design

The freshest structural concrete textual content, with the most recent ACI revisions Structural Concrete is the bestselling textual content on concrete structural layout and research, supplying the newest details and transparent clarification in a simple to appreciate type. Newly up-to-date to mirror the newest ACI 318-14 code, this 6th version emphasizes a conceptual knowing of the topic, and builds the student's physique of information through featuring layout tools along suitable criteria and code.

Additional info for Active Structural Control with Stable Fuzzy PID Techniques (SpringerBriefs in Applied Sciences and Technology)

Example text

The real-time experimental results validate the proposed method. 1 Numerical Integrator for Accelerometers The accelerometer can be regarded as a single-degree-of-freedom (SDOF) mechanical system [13]. It is often modeled by a simple mass m, called proof mass, attached to a spring of stiffness k, and a dashpot with damping coefficient c, see Fig. 1. 1 Numerical Integrator for Accelerometers Fig. 1 Mechanical model of an accelerometer 43 m .. xm Mass c k Base .. x where x(t) ¨ is the acceleration acting on the accelerometer and x¨m (t) is the relative acceleration of the proof mass with respect to the base.

Control 37(2), 346–364 (2013) 24. B. Jiang, X. Wei, Y. Guo, Linear quadratic optimal control in active control of structural vibration systems, in Control and Decision Conference, 2010 Chinese, vol 98, pp. 3546–3551 (2010) 25. S. K. Q. M. Tam, Multi-level optimal design of buildings with active control under winds using genetic algorithms. J. Wind Eng. Ind. Aerodyn. 86, 65–86 (2000) 26. K. Chopra, Dynamics of Structures: Theory and application to Earthquake engineering, 2nd edn. (Prentice Hall, 2001) 27.

Aided Civ. Infrastruct. Eng. 18, 356–368 (2003) 39. F. Plestana, Y. Shtessel, V. Bregeaulta, A. Poznyak, New methodologies for adaptive sliding mode control. Int. J. Control 83, 1907–1919 (2010) 40. B. Xu, Z. Wu, G. Chen, K. Yokoyama, Direct identification of structural parameters from dynamic responses with neural networks. Eng. Appl. Artif. Intell. 17, 931–943 (2004) 41. J. G. S. Choo, Modified genetic algorithm strategy for structural identification. Comput. Struct. 84, 529–540 (2006) 42. H.

Download PDF sample

Rated 4.94 of 5 – based on 47 votes