Cooling Environments Advanced Cooling Solutions

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Welcome to the OCP Advanced Cooling Solutions (ACS) Subproject.
This Project is open to the public and we welcome all those who would like to be involved.
Disclaimer: Please do not submit any confidential information to the Project Community. All presentation materials, proposals, meeting minutes and/or supporting documents are published by OCP and are open to the public in accordance to OCP's Bylaws and IP Policy. This can be found on the OCP OCP Policies page. If you have any questions please contact OCP.

Project Leadership

Rack & Power Project Leads

- Caleb Lusk (Rittal)
- Steve Mills (Facebook)

ACS Sub-project Leads

- Cold Plate Workstream Jessica Gullbrand (Intel)
- Door Heat Exchange Workstream Jacob Na (Facebook)
- Immersion Cooling Workstream Rolf Brink (Asperitas)


- ACS Charter

ACS Immersion Workstream Work in Progress Documents

- DC Fluid interface definitions (WATER), standardise piping
- Immersion management interfaces (incl. redfish integration)
- Regulatory requirements
- IT gear specs
- Immersion best practices

ACS Cold Plate Workstream Work in Progress Documents

- ACS Cold Plate 10/17/2018 Meeting Minutes & Notes
- ACS Cold Plate 11/28/2018 Meeting Minutes & Notes
- ACS Cold Plate 12/19/2018 Meeting Minutes & Notes

ACS Door Heat Exchanger Workstream Work in Progress Documents

- ACS Door HEX Options Presentation
- High-Power GPU Rack Concept presentation
- Working OCP Specification

Get Involved

If you would like to get more involved in the project, please sign-up on the mailing list. This is the primary method that we use to communicate project status, meeting schedules, and agendas.

- ACS Mailing List
- ACS Door Heat Exchange Mailing List
- ACS Cold Plate Mailing List
- ACS Immersion Mailing List

Regular Project Calls

Main ACS Subproject Calls

ACS Calls are every 1st and 3rd Wednesday of the month from 12-1pm ET.

ACS Immersion Cooling Calls

Every other Tuesday from 10:30-11:30am ET

ACS Cold Plate

Every other Wednesday from 2-3pm ET

ACS Door Heat Exchange

Every other Thursday from 12-1pm ET

Call link

- Link to all ACS Workstream Calls

You can also dial in using your phone. United States: +1 (646) 749-3129

Access Code: 773-368-485

Recordings from Past Calls


- September 19th, 2018
- September 5th, 2018
- August 15th, 2018

Cold Plate Workstream

- December 19th, 2018
- October 17th, 2018

Door Heat Exchange

- December 13th, 2018
- November 29th, 2018
- November 1st, 2018
- October 18th, 2018
- Notes from Oct 18 Call

Immersion Cooling Workstream

- January 8th, 2019
- December 11th, 2018
- November 27th, 2018
- November 13th, 2018
- October 30th, 2018
- October 16th, 2018

Notes from Past Calls

Advanced Cooling Sub-Project Meeting Notes 2018