Electrical power

Boeing 787 and Lithium Ion battery failure

There has been articles telling that Boeing 787 planes are grounded over safety concerns in USA. The Federal Aviation Administration has ordered U.S. airlines to stop operating the Boeing 787, after a series of battery and fuel system failures have called into question the airworthiness of the newly developed composite aircraft. Japan’s two biggest airlines

AC vs DC power in data center

There has been a debate going on for some years if the traditional AC or new DC power distribution is best approach to power a data center. The DC power side has been pushing their technology with claims of quite considerable power savings. In many published articles, expected improvements of 10% to 30% in efficiency

Incandescent lamps ban in EU

Ban on incandescent lamps is progressing. Say goodbye to incandescent lamps – soon they are no longer visible in stores. Incandescent light bulb ban has progressed gradually. As early as September last year, the 60-watt incandescent bulbs were banned. The manufacturing of 40W and the weaker light bulbs in the manufacture and importation of the

Power factor correction devices

Power factor correction devices: Can they really reduce your electricity bill? article tells that so-called “Power Saver Devices” (known by different names) are nothing but Power Factor Correction (PFC) devices that would connect to the mains and improve power factor measured by your electricity meter. The so-called “Power Saving” device may be useful for industrial

High power PoE and HDBaseT

Power over Ethernet (PoE) offers convenience, flexibility, and enhanced management capabilities by enabling power to be delivered over the same CAT5 cabling as data. This technology is especially useful for powering IP telephones, wireless LAN access points, cameras with pan tilt and zoom (PTZ), remote Ethernet switches, embedded computers, thin clients and LCDs. The original

What's inside a smart meter?

You can usually find the folks at iFixit tearing down electronics with an eye toward expanding your knowledge of how to repair your electronic devices and keep them out of landfills by extending electronics’ life span. What’s inside a smart meter? iFixit tears it down article tells that the technicians at iFixit got their hands