Search Results Found For: "motiv power systems"

Erik Spek on battery abuse testing, improving safety, and developing standards

(This article originally appeared in Charged Issue 7 – MAR/APR 2013) Q&A with Erik Spek: The Chief Engineer at TÜV SÜD Canada on battery abuse testing, improving safety, and developing standards. When analyzing the current state of lithium-ion technology, it helps to look back at the development of the nickel metal hydride battery (NiMH). Some argued that hybrid automotive… Read more »

It’s in the details: Digatron Firing Circuits’ new stop-start testing rig

Digatron Firing Circuits’ new stop-start testing rig examines the limitations of lead-acid batteries and the inadequacy of traditional static tests. As the battery in a stop-start system ages, the fuel efficiency advantages are curtailed. It’s a real problem found in some first-generation systems, and has led many to question the methodology used in urban-efficiency tests…. Read more »

Consumer Reports: Tesla Model S is the best car since 2007 (VIDEO)

Tired of hearing about a certain California carmaker? Well, sorry. Tesla’s name is all over the press this week, from gushers about stock market success to sour-grapes hit pieces about ZEV credits to tantalizing hints of next-gen batteries and self-driving sedans. However, this is the most important news of all for a prospective Model S buyer: Consumer… Read more »

New Sendyne IC greatly increases dynamic range of current measurement

This week brought exciting news for fans of measuring current through resistive shunts. Sendyne Corp. has announced the new SFP100, a high precision current sensing IC that extends the range of accurate current measurements by at least an order of magnitude. With the Sendyne SFP100, ultra-low resistance and low-power consumption shunts can now be used… Read more »

Smith Electric Vehicles: the long haul and the short end of the stick

Smith sees a bright future in electric trucks on the horizon, but must wade through a sea of speculation to get there.  All Smith Electric Vehicles Corp. wanted was a long-term growth strategy that would let the company scale up production of its all-electric, zero-emission medium-duty trucks at the same time that it beefed up… Read more »

Can phase change material mitigate thermal runaway in Li-ion packs?

(This article originally appeared in Charged Issue 6 – JAN/FEB 2013) AllCell Technologies’ new phase change thermal management material If you have spent time at any of the EV industry trade shows, you’ve probably heard the term thermal runaway. It refers to a chain reaction in which an increase in temperature causes further increases in temperature and uncontrollable… Read more »

What’s up with wireless EV charging

Wireless charging is one of the hottest topics in the EV world these days. Several companies have systems on the path to commercial availability. Evatran has plans to sell aftermarket systems that will work with popular plug-in models such as the LEAF and the Volt. Qualcomm is using its London trial as a test bed… Read more »

Driving drivetrain development: Schaeffler North America’s VP and CTO on the future of electric drive

  Jeff Hemphill talks eAxles, two-speed transmissions, in-wheel motors and more.  For multinational companies with thousands of employees, collaborating can be a challenge. In 2011, the Schaeffler Group found that divisions from their three product brands – INA, LuK and FAG – were working on different electrification and renewable topics without really talking to each… Read more »