Sponsored by Chroma Systems Solutions An automotive DC-DC converter receives high voltage from the battery and converts it to a lower voltage to power on board devices such as the instrumentation panel, entertainment system, sensors, LED lighting, and any other on board devices requiring low voltage DC power. Manufacture’s strategies in DC-DC converter development include reduction in size… Read more »
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New thermoelectric superlattice doubles rate at which waste heat is converted to electricity
Researchers from Hokkaido University and colleagues in Japan and Taiwan have improved the ability to transform wasted heat into usable electricity by narrowing the space through which spread electrons move, according to a new study published in Nature Communications. Currently, more than 60 percent of the energy produced by fossil fuels is lost as waste… Read more »
Bel unveils new 30 W isolated DC-DC converter
Bel Power Solutions and Protection‘s newest DC-DC converter, the 0RQB-30Y05L, offers high-amperage and high-voltage power conversion for demanding railway and industrial applications. These include communication and control systems such as TCMS, passenger information systems, onboard WLAN, Ethernet switches and door control. The converter can be used for embedded computing applications as well. The compact 0RQB-30Y05L… Read more »
Iron trifluoride cathode could greatly increase energy density
Researchers from the University of Maryland and the DOE’s Brookhaven National Laboratory have developed a cathode material containing iron trifluoride (FeF3) that they say could triple the energy density of Li-ion batteries. Their research was published in Nature Communications. “Compared to the large capacity of the commercial graphite anodes used in lithium-ion batteries, the capacity of the cathodes is… Read more »
Top circuit protection requirements to consider when designing an automotive battery pack
Littelfuse helps the auto industry navigate new electrical engineering challenges When engineers design a battery pack, they tend to focus first on its core functionality and value proposition. For a high-end energy storage device, those core attributes are typically things like total pack energy density, cost minimization, packaging efficiency, peak power and state-of-the-art thermal management…. Read more »
Vanner’s new system decouples bus accessories from engine speed
As transit agencies around the world gradually make the transition to electrified vehicles, some companies are finding ingenious ways to try to improve fossil fuel systems in legacy vehicles. Power conversion specialist Vanner has unveiled a new single-belt electrical system which is designed to decouple electrically-powered vehicle accessories from a diesel or CNG engine. The… Read more »
Geely to incorporate Maxwell ultracapacitors in 2020 vehicles
Ultracapacitor specialist Maxwell Technologies (Nasdaq: MXWL) has formed a technology partnership with Zhejiang Geely, the Chinese parent company of Volvo and Geely Auto to integrate ultracaps and power conversion electronics into Geely’s global vehicle lineup. Geely will include Maxwell’s ultracapacitor-based peak power subsystem in five mild hybrid and plug-in hybrid vehicles for the North American… Read more »
As the case for e-buses solidifies, NYC announces plans to go electric by 2040
New York City has announced plans to convert its public bus system to an all-electric fleet by 2040. Details of the planned conversion are expected to be included in a modernization plan for the city’s transit system that the Metropolitan Transit Authority (MTA) will release in May. “It does depend on the maturity of the… Read more »
Chinese companies increasing their pursuit of lithium resources
A recent report from metals and minerals research firm Roskill details how China is quickly working to increase its control of the lithium supply chain to support the rapid growth of its lithium-ion battery industry. The report provides examples of several major players who have recently announced or completed acquisitions. CATL, one of China’s largest… Read more »
Free seminar: Mapping motor efficiency quickly and dynamically with HBM eDrive
Sponsored by HBM The eDrive solution from HBM acts as both a power analyzer and data acquisition system. It has the ability to record ALL signals along the drive train (power source, inverter, torque and speed of a motor, temperatures, CAN signals, strain, vibration, etc.) with a single instrument. This greatly reduces the test complexity and results… Read more »
