For Attendees

The prices for tickets are staggered depending on the date for registration. Please note that we are offering an regular and late registration fee.

(Jul 1 – Sep 19, 2021)
(from Sep 20, 2021)
Participant € 219 € 249
Student/Presenter € 169 € 219
10-min pitch € 400

For Authors

Authors Guide

You are encouraged to submit a 1-page abstract before February 15, 2021 on any of the following topics:

  • Applications and Heat Sources
    • Applications and Energy Sources
    • Industrial-scale Waste Heat Recovery
    • Stationary Waste Heat Recovery
    • Mobile Waste Heat Recovery
    • Marine Applications
  • Components
    • Heat Exchangers
    • Working Fluids, including Mixtures
    • Turbines; Volumetric Expanders
  • Simulation
    • Simulation and Design Tools
    • System Design and Optimization
    • Advanced Control Strategies
  • Experiments
    • Experimental Activities and Techniques
    • Novel and Advanced Architectures (e.g. mixtures, regenerative, multi-stage)
    • Operational Experience on Prototypes
  • Supercritical CO2
  • Innovative and Transtechnological Topics
    • Novel Technologies
    • Domestic/Multigeneration systems
    • Technological Interaction of ORC with Heat-pumps
    • Ocean Thermal Energy Conversion (OTEC)
  • Technical Industrial Contributions

All papers and technical notes MUST follow the Word template to be published and uploaded in PDF.  Please read carefully the further information about the full paper submissions and the instructions! In case that you experience any troubles with the download of the template, please contact the organizers ( Please note that the extended (and last) deadline for submission is Tuesday, May 4, 2021!

The review results of the draft version of the full papers have been sent to all authors on June 10. If you can’t find it in your mailbox, please check your spam or junk mail. In case that you have not received any message, please contact 

Please read carefully the detailed information about the open-access publishing process and the recommended metadata of your final PDF file. In case of any questions, please contact the organizers (

Ready to submit? Click here.

Abstract Submissions

Abstracts should briefly outline the main research issues, research method, results and conclusions as well as their general significance. References might be added. Upon review of the abstracts, notification of acceptance will be made by March 1, 2021.

A more detailed description about the abstract submission process will be added soon. The portal for submitting the abstract will open in December 2020.

There is no limitation in the number of abstracts submitted per author; however, a maximum of two platform presentations (oral and poster) by the same speaker will be accepted.


A word template is provided for your convenience. This template is already set with the correct page size, fonts, line spacing and margins, as required for ORC2021 book of abstracts. This will ensure that you are using the correct format.

  • Please convert your ORC2021 abstract to a PDF file.
  • Be sure to embed the fonts when creating the PDF.
  • DO NOT password protect your file.
  • Make sure the filename has only one extension (“.pdf”)


After a peer review of the abstract you will receive the notification of acceptance at March 1, 2021, and the invitation to submit a draft full paper of 6-8 pages or a technical note of 2-4 pages.

Full Paper Submissions

Authors who want to be eligible for an oral presentation must submit a full paper of 6-8 pages before May 04, 2021. Recommendation about oral or poster presentation will be communicated at the end of the first review process. The final decision about paper acceptance will be taken at the end of the review process.


Technical Note Submission
Authors who would like to present their work as an 10-minute Pitch on the Industry Day are asked to submit a 2 (max. 4) pages technical note.


Poster Presentation
Those of you who do not wish to write a full paper or technical note can present their work as a poster. You can indicate this upon abstract submission by clicking the relevant button (only poster presentation).


The schedule of the review process together with other general deadlines and commitments regarding ORC2021 are reported here. The technical notes and conference proceedings (with ISBN number), will be published on the conference website. The 2021 conference proceedings are intended to be indexed in the SCOPUS database.


All papers and technical notes MUST follow the Word template to be published and uploaded in PDF. Please closely follow the instructions in order to speed up the review process.


  • All figures must have at least 300 DPI resolution
  • Be sure to embed the fonts when creating the PDF.
  • Do not password protect your file
  • After log-in with your personal user account you can use “Click for Paper Submission” in the user area to submit your paper. Do not forget to click on “Finalize submission“.
  • After submission you will immediately receive a confirmation mail. If you don’t, please try once more or contact the conference secretariat.

All submitted full papers will undergo a thorough peer review. The review is based on scientific quality, significance, novelty and relevance to the conference topics. The first paper draft is due by May 04, 2021. Following the first round of the review process, you will receive a notification during the second week of June

Papers that need additional revisions have to be re-submitted before June 25, 2021. The outcome of the second review process will be notified by mid of July and the second revised paper must be uploaded by July 31, 2021. On August 13, 2021 a preliminary program will be published and the notification on the second revision of the full papers will be sent to the authors. Following the deadline for the final full paper submission on August 27, 2021.

  • All relevant information about publications in proceedings and special issues in journals can be found here.
  • A maximum of two presentations (oral and/or poster) by the same speaker will be accepted. 

A special recommendation for authors presenting company work: please keep in mind that ORC2021 is a scientific/technical conference therefore advertisement must be avoided in the papers and during presentations. Ample space is reserved to company booths and presentations of commercial material can be given at the booths or at the Industry Day.


Special Issues and Proceedings

The technical notes and conference proceedings (with ISBN number), will be published via the TUM library. GOOGLE SCHOLAR indexation is assured. Furthermore, the 2021 conference proceedings are intended to be indexed in the SCOPUS database.


The conference organizers are currently arranging special issues based on the contributions to the ORC2021 conference. News will be published below.

The conference organizers are proud to announce the confirmation of a special issue in Elsevier’s Applied Thermal Engineering

The conference organizers are proud to announce the confirmation of a special issue in Elsevier’s Energy Journal

The conference organizers are proud to announce the confirmation of a special issue in Elsevier’s Renewable Energy Journal

Conference Awards

Prof. Gianfranco Angelino best poster award
The Prof. Gianfranco Angelino award (€ 2000,-) will honor the merit of work conducted within the scope of research and development on ORC Power Systems technology.

The scientific committee will select the recipient of the Award based on the examination of the posters displayed during the poster session(s) and upon discussions with the author/authors present during the sessions.


Best paper award
The best paper award (€ 2000,-) will honor the scientific contribution of the paper together with a sound high-level presentation of the research on ORC Power Systems technology.
The best paper award will be selected amongst all full paper contributions by the scientific committee, the reviewers as well as the session chairs.

For Sponsors

You are interested in supporting our conference? We are looking for you to partner-up with! We offer silver, gold and platinum sponsorships. Please contact us for further information and prices.

You are new to ORC? We offer special start-up discounts for the silver sponsorship, if the company is existent for less than three years.

Logo on
10 min
Digital Booth Edi­to­ri­al
space in
Logo on all
Platinum X X X 3 free tickets Double Double Page X 2  
Gold X X X 1 free ticket Single Single Page X 1  
Silver* X X 1 free ticket  

* Silver with special discount for start-ups (less than 3 years on the market)

For Students

Conference Scholarships

You are a graduate student working on ORC technology? Together with its premium partners ORC2021 is offering scholarships for graduate students, covering the participation fee. Details on the available scholarships will be provided on the website several months before the conference.

Want to apply for one of our scholarships? Please send us your application, including your CV, a motivation letter and at least one recommendation letter from academia or industry, once the call for scholarships is announced on the website. Please also indicate the scholarship you want to apply for. The decision will be made by the scientific committee and the industry partner.