types of flange

Pipes are one of the components that we often encounter in industry, especially in process industry. The use of pipes in industry is very much in number so it is necessary to have a pipe connector. One of the equipment used to connect pipes…

air circulation design in indoor parking space

In the current era of rapidly growing development, the construction of large buildings such as hotels, malls, offices and industries is increasing. In the construction of these facilities, there are many things that must be considered for the…

Boat parts

Before getting into the world of boat design or its use, it would be nice to first know the parts of the boat itself. There are some new terminology that may sound foreign in our daily life for those who are not familiar with boats. Each part…

material strength

Many materials of a structure are subjected to loads during use, such as the wings of airplanes and the shafts of automobiles. Under load conditions, it is necessary to know the characteristics of the material used so that the resulting deformation…

Onshore and offshore facilities

In learning about oil and gas, we must often hear the terms onshore and offshore. So, what do these two terms mean? Let's discuss! Onshore is work on land to shoreline areas for oil and gas exploration and exploitation activities. Examples…

Studi kasus: analisis pola pembakaran pada COAL FIRED boiler (PT. Indonesia power)

Unit coal fired boiler merupakan salah satu jenis boiler dengan bahan bakar batu bara (coal) yang cukup umum digunakan pada pembangkit listrik batu-bara di Indonesia. Pada kasus ini, salah satu unit coal fired boiler milik PT. Indonesia…

mass and energy balances

Material and energy balances are based on a conservation law which is stated generally in the form: Change in total energy in the system = Total energy entering the system (Input) - Total energy leaving the system (Output) Energy is the…

coal fired boiler power plant

It is undeniable, in this modern era, the need for electricity seems to be a primary need for the running of the economy, industry and our daily lives. One type of power plant that quite dominates the supply of electricity needs in the world…

water turbine

Water turbines are often used in hydroelectric power plants. The turbine has the function of changing the potential energy possessed by the water into mechanical energy (rotation) in the turbine rotor. The mechanical energy of the turbine is…

lift and drag forces on an airplane wing

To design an airplane wing or scale model, some knowledge of aerodynamics and terminology (terms) commonly used in aviation is required. Lift and Drag Scheme. Source: https://www.cradle-cfd.com/media/column/a102 In principle, airplanes…