Author: caesarwiratama

Mechanical springs are one of the most versatile and essential machine elements used in a wide array of applications, from industrial machinery to everyday consumer products. These components store and release energy, absorb shock, and maintain force in mechanical systems. This article explores the different types of mechanical springs, their functions, design considerations, and applications… Read more

In mechanical engineering, non-permanent joints play a crucial role in machine design by allowing components to be easily assembled and disassembled without causing damage. These joints are essential in applications where maintenance, adjustments, or part replacements are frequently required. This article explores the key types of non-permanent joints, their applications, advantages, and considerations to ensure… Read more

The shaft layout is a critical aspect of mechanical design that involves determining the arrangement, dimensions, and specifications of a shaft to ensure optimal performance in power transmission systems. Proper planning of the shaft layout, including considerations for shaft diameter and shaft length, plays a significant role in the overall efficiency, reliability, and lifespan of… Read more

When it comes to mechanical engineering and power transmission, shafts play an integral role. They are essential machine elements designed to transfer torque and rotational force between different components, such as gears, pulleys, and couplings. Shaft design involves determining the dimensions, material properties, and structural integrity necessary to ensure that the shaft performs efficiently under… Read more

Geometric Dimensioning and Tolerancing (GD&T) is a standardized system used in mechanical design and manufacturing to define and communicate allowable variations in the geometry of parts. GD&T ensures that parts fit together and function correctly, despite manufacturing imperfections. This article provides an in-depth overview of GD&T, including its symbols, rules, and applications. Overview of GD&T… Read more

Design reliability is a crucial aspect of machine design that focuses on ensuring mechanical systems perform their intended functions consistently over their expected lifespan without failure. A reliable design minimizes downtime, maintenance costs, and safety risks while enhancing overall performance. This article explores the principles of design reliability, its key metrics, methodologies, and strategies for… Read more

In mechanical design, uncertainty is an inherent part of the engineering process. Design uncertainty arises due to factors such as variations in material properties, operating conditions, and manufacturing tolerances. Understanding and managing uncertainty is crucial to ensure that mechanical systems perform reliably under real-world conditions. This article delves into the types of design uncertainties, their… Read more

Introduction to Machine ElementsMachine elements are fundamental components in mechanical systems, responsible for performing specific functions such as transmitting motion, supporting loads, or connecting different parts. They are the building blocks of machinery, playing a vital role in ensuring the operation, reliability, and efficiency of mechanical systems. Proper selection and design of machine elements are… Read more

Fluid dynamics is a basic branch of physics and engineering, it’s usage is huge and varies, starts from rocket and aircraft design up to biomedical fluid analysis. Although this discipline has long developed and widely used, its mathematical formulations in fluid mechanics are not solved yet, such as the Navier-stokes equation, a non-linear partial differential… Read more

In materials science and engineering, the mechanical properties of materials are often categorized based on how they respond to forces applied from different directions. Understanding these material behaviors is critical when designing structures and selecting materials for applications where stress and strain are factors. The terms isotropic, orthotropic, and anisotropic are used to describe materials based on how their… Read more