Category: General Concepts.

DESIGN OF HEATING SURFACES

The first step in the design of heating surfaces is determining the heat duties of different components of the boiler…

PRINCIPLE OF CIRCULATION

1. Principles of Circulation Subcooled FW enters the drum, mixes with the circulating boiler water, and attains saturation temperature instantly,…

Boiler Feedwater Pump Balancing Line

Due to pressure difference across the pump there is always thrust on the rotor toward suction side of pump due…

Lighting

Boiler Design Step

STEP-1 Received data from customer Steam output, feedwater inlet Fuel analysis, boiler type Power plant heat balance STEP-2 Boiler Thermal…

Touchpad

Also called a glide pad, glide point, pressure sensitive tablet, or trackpad, a touchpad is an input device on laptops and some keyboards. It allows the user to move a cursor with their finger.…

Modem

A modem may refer to any of the following: 1. A modem or broadband modem is a hardware device that connects a computer or router to a broadband network. For example, a cable Modem and DSL…

Video capture Card

Internal or external device that connects from the computer or device to a video camera or similar device capable of…

What Is an Express Card for a Laptop?

To reduce weight and size of laptops, manufacturers are always looking for ways to make laptops smaller and lighter. An…

PC Card

A PC Card (previously known as a PCMCIA card) is a credit card-size memory or I/O device that fits into a personal computer, usually…

Expansion card

Alternatively referred to as an add-on card, expansion board, internal card, interface adapter, or card, an expansion card is a PCB that fits into an expansion slot on a desktop computer.…

Network interface card (NIC)

A network interface card (NIC) is a hardware component, typically a circuit board or chip, which is installed on a computer so that…