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Search Results Found For: "SAE"

SAE International launches initiatives centered on EV charging station reliability

The abysmal dependability of public chargers is a major problem, and fixing it is going to require some serious technical expertise and industry-wide cooperation. So it’s encouraging to see industry heavyweight SAE International, which calls itself “the oldest and largest technical society for engineers in the US, and the largest mobility standards organization in the… Read more »

SAE releases recommended practice for safe battery testing

SAE International has released SAE J2464: Electric and Hybrid Electric Vehicle Rechargeable Energy Storage System (RESS) Safety and Abuse Testing, a revised recommended practice for establishing safe battery systems. Originating in 1999 when the industry recognized the need for safety and abuse testing of battery systems in the mobility sector, the revised J2464 recommended practice… Read more »

SAE WPT Task Force urges FCC to support wireless charging standard

SAE International’s Wireless Power Transfer and Alignment Task Force is urging the US Federal Communications Commission (FCC) to act to support the commercialization of wireless charging operating in the frequency band of 79 kHz to 90 kHz. The SAE task force consists of more than 150 international experts representing automakers, suppliers, users, national laboratories and… Read more »

SAE releases updates for two EV charging documents

SAE International has announced revisions to SAE J3072 Standard: Interconnection Requirements for Onboard, Utility-Interactive Inverter Systems and SAE J2847/3 Recommended Practice: Communication for Plug-in Vehicles as a Distributed Energy Source. The updated EV charging documents will play a role in advancing automotive requirements for distributed energy resources (DER) projects. The revisions to SAE J3072 establish… Read more »

SAE hires contractor team for EV charging security research project

SAE International has announced an agreement with a contractor team, comprised of Eonti, DigiCert and VerSprite, to perform technical development of the SAE EV Charging Public Key Infrastructure (PKI) project, an industry-led research project aimed at strengthening EV charging system security. The PKI project was launched in May 2020. With the contractor team onboard, technical… Read more »

SAE publishes Wireless Charging standard

SAE International has published a new global standard that specifies both the vehicle-side and charger-side requirements for wireless charging of EVs. The new standard, SAE J2954, was more than a decade in the making. In 2007, when SAE began its research, there were few EVs on the market, and wireless power transfer (WPT) may have… Read more »

SAE publishes recommended practices for automated EV charging systems

As the EV market expands, there’s a pressing need for more standardization of DC power distribution, especially for buses and heavy-duty vehicles. SAE International’s new standard SAE J-3105: Electric Vehicle Power Transfer System Using Conductive Automated Connection Devices Recommended Practice promotes the safe testing and performance of mechanized conductive power transfer systems, primarily for vehicles… Read more »

SAE works to develop common Public Key Infrastructure for Plug & Charge

The Plug & Charge system, which will enable EV charging with no need for a membership card or smartphone app, is expected to be operational in 2020. In order to support a more secure implementation of Plug & Charge, SAE International plans to form an industry-led research project to create a common Public Key Infrastructure… Read more »

SAE updates J2954 wireless charging standards for EVs up to 11 kW

SAE International has published a second version of Recommended Practice (RP) SAE J2954, its standard for wireless power transfer (WPT) for EVs of up to 11 kW power levels. The RP establishes specifications for interoperability, electromagnetic compatibility, EMF, minimum performance, safety, and testing for wireless charging of light-duty electric and plug-in EVs. SAE is seeking… Read more »

SAE releases new J3068 specification for charging of medium- and heavy-duty EVs

SAE International has published its recommended practice for plug-in charging of heavy-duty EVs. The new J3068 standard allows vehicles to fully utilize three-phase AC power. Presenting a symmetric three-phase load enhances grid stability, especially at high power levels. SAE J3068 standardizes an AC three-phase-capable charging coupler and digital control protocols, offering sufficient power and reliability… Read more »