Charged EVs | Inverters on a aircraft: testing of electrical powertrain from prototype improvement to certification and techniques (Webinar)

“I’m testing these motor flying Inverters on this motor flying aircraft”

Motors, inverters, and energy techniques for electrical plane have strict necessities for weight, effectivity, and security. Because of this, these motors are pushing expertise, going to increased voltages, excessive part counts, and distinctive topologies for each the motors and inverters. Many of those selections have electrical and mechanical results that have an effect on all the plane. These evolutions in motor expertise require important quantities of testing from prototype to set up, and in the end certification. A major quantity of this testing shouldn’t be solely on the elements however entails testing all the plane electrical community for system stability and certification.

On this webinar on the Fall Digital Convention on EV Engineering, introduced by HBK, we’ll evaluation new checks for evaluating these motors and energy techniques:

1. Copper fowl testing & flight cycles
2. Excessive part depend analysis
3. Failure testing
4. Excessive basic testing
5. Electromechanical analysis
6. Structural results of electrical motors
7. Excessive voltage measurements

Reserve your spot—it’s free!

Different classes at our Fall Digital Convention embrace:

Managing Warmth By E-Fluids

New thermal administration driveline e-fluids, designed to allow the newest electrified powertrains and batteries to carry out at their best, have been developed for the newest electrical automobile {hardware}.

For instance, many earlier electrical automobile powertrains had been developed utilizing computerized transmission fluids (ATF). Not optimised for EVs or their thermal administration, these are being outmoded by the newest technology of lubricant fluid expertise, termed driveline “e-fluids”. e-Fluids are optimized for automotive electrified {hardware} sorts, resembling the newest technology of e-axles, and funky and defend such units way more successfully.  

Lubricants are actually anticipated to be in direct contact with powered motor windings and uncovered and electrically insulated electrical elements. Traits resembling the flexibility to chill electrically energized surfaces along with different surfaces that may change into scorching in addition to the safety of uncovered electrics are of elevated significance. 

Motor effectivity will increase with decreased fluid churning losses and appropriate cooling. It may be additional improved utilizing optimised fluids which give thermal administration.  Guaranteeing appropriate put on efficiency as required by the {hardware} engineers is of important significance to guard the gears and bearings, and is an important profit offered by the e-fluids.

The newest varieties of additive elements utilized in e-fluids have developed considerably over conventional sorts, and a brand new class will probably be described within the webinar. That is the latest sort of powertrain e-fluid expertise to enter the market, which has no corrosive energetic sulfur additive current, generally termed “sulfur-free”.

The e-fluid is an engineered element and types a part of the general design of the electrified {hardware}. The presentation will cowl the basics of the newest e-fluid design, fluid properties, and the way a thermal administration e-fluid is greatest evaluated for efficiency.

This presentation will probably be of curiosity to engineers and fluid formulators in search of an introduction the essential rules behind fluid thermal design. As well as, the newest fluid testing strategies to handle a number of the {hardware} challenges, resolved by the fluid, will probably be described with the intention of enabling the engineer to make the very best thermal administration fluid selection for his or her newest {hardware} designs.

Reserve your spot—it’s free!

See the total session checklist for the Fall Digital Convention on EV Engineering right here.

Broadcast reside on October 2 – 5, 2023, the convention content material will span the EV engineering provide chain and ecosystem, together with motor and energy electronics design and manufacturing, cell improvement, battery techniques, testing, powertrains, thermal administration, circuit safety, wire and cable, EMI/EMC and extra.