Charged EVs | Controlling thermal situations for DC quick charging reliability (utility challenges)

Charged EVs | Controlling thermal situations for DC quick charging reliability (utility challenges)


Sponsored by Henkel

Market Scenario

  • Shoppers are embracing EVs as a proactive funding in environmental accountability and CO2 emission discount. 
  • Although EV gross sales are on the rise, important infrastructure hurdles stay.
  • Whereas single-phase charging is available, continued EV gross sales development and shopper confidence (pushed by comfort and reliability) would require broad entry to quick DC charging stations. 

Software Challenges

  • Constructing out a fast-charging EV infrastructure calls for a return on funding by way of dependable techniques that prioritize sturdiness, efficiency and security.
  • A significant concern with DC quick and ultra-fast chargers is their voltage ranges that vary from 400 V to over 1000 V and energy that may be in extra of 350 kW. 
  • To regulate the warmth generated by such excessive energy switch, system designers should make use of highly-effective thermal administration methods to keep up constant and dependable energy supply, each for the charger and the battery pack.
  • Controlling the temperature rise of key converter board elements built-in into energy modules and discrete techniques requires excessive efficiency thermal interface supplies (TIM) to make sure reliability and security. 


Section change materials on an influence module system converter board

  • For thermal management throughout the energy module, a skinny bond line TIM that gives very low thermal impedance for maximized thermal switch is right and helps ship efficiency stability over the life expectancy of the module, which could be so long as 10 years. 
  • Section change TIMs, which ‘soften’ and movement solely at designated part change temperatures, are the best thermal administration answer for energy module techniques. They’re simply processed, present skinny bond traces for optimized thermal switch and don’t undergo from materials migration like greases. Henkel’s LOCTITE TCP 7000 and LOCTITE TCP 4000 are confirmed TIM options for energy modules utilized in excessive voltage DC quick charging techniques. 

SIL PAD materials on a discrete element system converter board

  • Managing warmth generated from the converter board within the DC charger’s discrete element system could be achieved with a wide range of TIMs, relying on the precise design and the processing necessities.  BERGQUIST® model GAP PAD and SIL PAD TIMs are custom-cut, easy-to-apply pad-based choices, some with electrical isolation options as effectively.  If the design structure is complicated or excessive automation is a consideration, liquid Hole Filler supplies are only.

As EV charging infrastructure gadget growth accelerates, there isn’t a higher accomplice than Henkel for thermal administration supplies engineering and session. World leaders in TIM innovation, collaboration with Henkel delivers entry to broad lab testing and analytics, coaching, gear partnerships, prototyping, on-site help and best-in-class customer support.

Obtain Software Use Case

Be taught extra about Henkel’s answer portfolio for EV Charging Infrastructure

Watch a video – Options for EV Charging Infrastructure

Sponsored by Henkel


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December 2022