How to select power line polarity protection diodes
Design How-To 6/30/2012 1 comment
Diode rectifiers are ideal solutions for automotive electronic power line protection and have several important parameters for these applications, including: Forward current, repetitive reverse voltage, forward surge current, and fusing rate.
PV gross margins fell 75% in Q1
News & Analysis 6/26/2012 2 comments
Average gross profits of crystalline photovoltaic (PV) industry module manufacturers fell to 9 cents per watt in the first quarter of 2012 and are expected to decline further to 7 cents per watt by the end of 2012, according to IMS Research market report.
The proving ground for multi-layer insulation materials
Design How-To 6/25/2012 1 comment
Engineers on a constant quest to reduce the weight of space vehicles will look to next-generation materials, replacing metals with fabrics that provide the same thermal and radiation protection while giving the spacecraft a fighting chance of survival outside the Earth’s atmosphere. This article will address current materials used, as well as a new generation of high-performing materials.
Highly efficient LED drivers provide intelligent lighting solutions
Design How-To 6/25/2012 1 comment
"Smart home", "smart metering" or "smart grid" are the actual keywords for a new type of intelligent technology. From supply of energy, water and heat to intelligent automation and lighting solutions, an efficient, environmentally friendly but also more comfortable operation can be achieved in many areas with the help of new concepts and advanced components. Especially the lighting sector benefits from these new technologies in several ways.
Switching to smart lighting
News & Analysis 6/22/2012 9 comments
Lighting is becoming the largest consumer of electricity in buildings, accounting for 25 percent or more of total costs. At the 14th Leti Annual Review, the CEA-Leti research center demonstrated its engagement in research leading to smart lighting systems with adaptive and controllable properties.
Selecting the right battery
Design How-To 6/19/2012 21 comments
In Part One of this two-part article, Cypress engineers describe different types of rechargeable batteries, their differences and how to select a battery technology for a specific application.
Optimizing FPGAs for power: A full-frontal attack
Design How-To 6/18/2012 1 comment
This piece is a hands-on how to optimize FPGA designs for low power operation. This is a universal topic but, of course, it is really important for wireless and mobile military and aerospace applications that run on battery power. Such applications go from planes, to drones to frontline soldier communication equipment.
Testing hybrid engine technology
Design How-To 6/18/2012 Post a comment
Essentially a vehicle's powertrain is the system that powers the car - traditionally a combustion engine - and transfers that power to the transmission, drive shaft and finally to the wheels of the car.
Soitec completes CPV solar plant in Italy
News & Analysis 6/14/2012 3 comments
Wafer maker Soitec SA announced it has completed construction and grid connection of its 1.17-megawatt-peak concentrator photovoltaic solar power plant in the Belpasso municipality, in Sicily.
Smart street lighting
Design How-To 6/12/2012 10 comments
A smart street lighting system allows to remotely control street lights while keeping track of electrical power consumption in the lamps and in the driving circuits
Imec, Kaneka claim 22.68% heterojunction solar cell efficiency
News & Analysis 6/12/2012 1 comment
Research consortium Imec (Leuven, Belgium) and Kaneka (Osaka, Japan) claimed they have demonstrated a 6-inch semi-square heterojunction silicon solar cell with a certified power conversion efficiency of 22.68 percent with an electroplated copper contact grid on top of the transparent conductive oxide layer.
A design to generate UAV electrical power in flight
Design How-To 6/6/2012 14 comments
A team of engineers at Electronic Cooling Solutions worked with John Langley and engineers at Ambient Micro to build an exhaust-heat thermoelectric generator that can be incorporated into a UAV design to harvest and convert this waste energy into electrical power in flight.
Science behind color mixing
Design How-To 6/1/2012 2 comments
High Brightness (HB) LEDs continue to increase in popularity due to the numerous advantages they offer when compared to the conventional lighting solutions. This article will explain the science behind color mixing, including the mathematical equations involved and how to implement them efficiently.