Energy-saving lamp energy-saving calculation method

A family calculates the electricity cost of 15 bulbs

1. Ordinary light bulb electricity fee:

15 lamps × 40W / only × 5 hours / day × 30 days = 90000W / hour = 90 degrees

Introduction to carbon fiber materials

Carbon fiber is a microcrystalline graphite material obtained by carbonizing and graphitizing organic fibers. The carbon fiber has a microstructure similar to that of artificial graphite and is a layered

LED characteristics

1. High efficiency and energy saving: Compared with the same brightness, 3W LED energy-saving lamps consume 1 kWh for 333 hours, while ordinary 60W incandescent lamps consume 1 kWh for 17 hours, and ordin

The cycle principle of iodine tungsten lamp

In order to increase the luminous efficiency of an incandescent lamp, it is necessary to increase the temperature of the filament; and the higher the temperature of the filament, the faster the evaporatio

Ferroalloy grades and representations


There are many types of ferroalloys and they are widely used. Ferroalloy is a kind of charge used in steel and metal smelting and casting. Used as a deoxidizer and a modifier. And add

Sensor launches force wireless 3D body motion tracking system

China Security Exhibition Reuters According to statistics, over the next five years, the wearable wireless medical devices and sports equipment market will grow from 2077 million units in 2011 to grow to 169.5 million units in 2017. Facing such a large market, Xsens, a le

Ferroalloy resources

In addition to the prevalence of silica in the smelting of ferroalloys, most of them are concentrated in a few areas. For example, 90% of chrome ore is distributed in southern Africa, and manganese ore is

IKEA low-key casual style sofa area collocation

Inspired by the Nordic countryside, the unpretentious, practical style brings home-like comfort. The effects of handicrafts and mixes of squares and stripes are relaxing and cozy. Simple, simple, and thoughtful, it is precisely its ch