Construction crane (Grúa de construcción)
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The document describes a project to build a scale model construction crane. It will apply knowledge of mechanics, physics, and technical drawing learned over three years of study. The crane will use a pulley system with four pulleys, a counterweight to balance forces, a central pillar for stability, and a wide base to distribute weight and forces. It will demonstrate understanding of fixed pulleys, movable pulleys, composite pulley systems, and the formulas for mechanical advantage. The crane will be designed to achieve static equilibrium, where the sum of all forces and sum of all moments equal zero.
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Kom unit 1 - jntuh syllabus- R16 regulation
Mechanisms : Elements or Links Classification – Rigid Link, flexible and fluid link
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1) The students were tasked with constructing a skeletal structure model to demonstrate their understanding of how structures withstand forces.
2) Through testing different designs and materials, they improved their initial design which failed at 30kg by adding inwardly bent columns and A-bracing to better distribute forces.
3) Their final optimized design supported over 100kg before failure, demonstrating their learning about structural engineering principles.
Zeal_Engineering Mechanics.pptx
This document provides an overview of an Engineering Mechanics course, including its teaching and examination schemes, objectives, outcomes, contents, and laboratory work. The key points are:
- The course aims to teach students about force systems, centroids, moments of inertia, friction, beam reactions, truss/frame analysis, and particle kinematics and kinetics.
- The contents cover topics like force resolution, distributed forces, equilibrium, structural analysis, kinematics, and kinetics across 6 units.
- Laboratory work involves experiments/assignments to verify concepts like the parallelogram law, beam reactions, friction, and impulse-momentum, as well as solving problems for each unit.
CE 72.32 (January 2016 Semester) Lecture 6 - Overview of Finite Element Analysis
The document discusses the fundamentals of finite element analysis (FEA) for structural analysis. It provides an overview of FEA, including the modeling process of discretizing the structure into finite elements, generating the stiffness matrix, and solving the algebraic equations to determine structural responses like displacements and stresses. The document also reviews some prerequisite concepts from solid mechanics like stress-strain relationships, material properties, and solution of systems of equations. It traces the history and development of FEA and discusses its wide range of engineering applications today.
Moment of Inertia.pdf
1. The document describes an experiment to determine the moment of inertia of a flywheel. A weight is attached to the flywheel by a cord and allowed to drop, causing the flywheel to rotate.
2. By measuring the height dropped, rotations of the flywheel, and time taken, the moment of inertia of the flywheel can be calculated using the equation provided.
3. Applications of flywheels include storing energy for high power pulses, use in machines to maintain a constant rotational speed, and their use in vehicles where precession must be considered.
SIX DEGREES OF FREEDOM INTEGRATION DEVICE
This paper presents a novel six degrees of freedom mechanism to integrate conical article with the cylindrical article which are large and heavy. The six desired motions include six linear motions and six rational motions. The linear motions are vertical, longitudinal and lateral. The vertical motion is achieved by toggle jack, longitudinal by wheel and rail assembly and the lateral motion is achieved by cross slides. The three rotational motions namely pitch, yaw and roll are achieved by simultaneous movement of toggle jacks, simultaneous movement of cross slides and rollers respectively. It is designed in such a way that it sustains the weight of the heavy articles and also prevents slipping and toppling of the conical article. This approach helps to satisfy and fulfil the goal of aligning the main article flange to the conical article flange for further bolting. The mechanism is designed keeping in mind factors like ergonomics and aesthetics.
unit-4-balancing of rotatingmasses-.pptx
This document provides an overview of balancing of rotating masses. It discusses:
1) What balancing is and why it is necessary, to eliminate unwanted inertia forces that can cause vibrations.
2) The different types of balancing - static and dynamic. Static balancing accounts for gravitational forces, while dynamic balancing accounts for inertia forces to reduce vibrations.
3) Methods for balancing a single mass, including with a single balancing mass in the same plane or two masses in different planes. It also covers balancing multiple masses rotating in the same or different planes using analytical and graphical methods.
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Construction crane (Grúa de construcción)
- 1. 6º “N” Mecánica Industrial, Turno MATUTINO CENTRO DE BACHILLERATO TECNOLOGICO Industrial y de servicios N°26 PROYECTO INTEGRADOR:
- 2. • LOPEZ VAZQUEZ MARIO ANTONIO • RAVELES EVIA JOSE ALEJANDRO • REYES CAÑAS FELIPE DE JESUS • ZARATE GARCIA CARLOS EDUARDO
- 3. JUST TAKING knowledge of mechanics, physics and drawing. APPLIED TO ONE PROJECT KNOWLEDGE we have achieved over three years. WHAT WE WILL MAKE A construction crane IS LIMITED TO SCALE. THE PROJECT TO MAKE be based on BOTH LEARNING WORKSHOP mechanics and technical drawing AS ALSO APPLYING THE PHYSICAL AND WHAT ARE THE ESSENTIAL Mathematical Methods.
- 4. Construction crane runs through a pulley system 4 has pulleys, a counterweight that manages to create a balance forces are equal to 0 this causes the crane can be stabilized and will not fall sideways. a central and mainstay preventing not too quantitative easing move and a larger base that distributes the weight and the forces exerted.
- 5. • A pulley is a wheel having a slot or groove in its periphery, which rotates about an axis through its center. • a) Fixed pulley: As the name suggests, consists of a single pulley which is fixed somewhere. • b) Movable pulley: A set of two pulleys, one of which is fixed, while the other is mobile.
- 6. • c) Pulleys composite systems: There are multiple pulley systems that seek to obtain a high mechanical advantage, ie, raise heavy weights with low effort. • In its formula involved the "force" that the object or person must apply to lift the "resistance" and the number of mobile pulleys involved in lifting strength:
- 7. • "System is in static equilibrium when the total or resultant force (net force) acting on a body and the resulting moment are null, apply for bodies at rest or in constant motion."
- 8. • Balance system: You can say that the balance of translation is achieved when all summations of the forces is zero (0). ∑F= 0 • Balance of rotation: You can say that this balance exists when summations of M (Moments) is zero (0). ∑ M= 0