{"id":2454,"date":"2026-06-03T15:19:49","date_gmt":"2026-06-03T15:19:49","guid":{"rendered":"https:\/\/heatpumpingtechnologies.org\/project68\/?p=2454"},"modified":"2026-06-03T15:19:50","modified_gmt":"2026-06-03T15:19:50","slug":"high-temperature-heat-pumps-process-heating-workshop","status":"publish","type":"post","link":"https:\/\/heatpumpingtechnologies.org\/project68\/high-temperature-heat-pumps-process-heating-workshop\/","title":{"rendered":"High-Temperature Heat Pumps for Process Heating: Results"},"content":{"rendered":"<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">High-temperature heat pumps for process heating\u00a0are emerging as a key technology for decarbonizing industrial heat. At the\u00a015th IEA Heat Pump Conference\u00a0in Vienna (26\u201329 May 2026), IEA HPT TCP\u00a0Project 68 \u2013 Industrial High-Temperature Heat Pumps\u00a0hosted an interactive workshop. The workshop explored how to move this technology from today&#8217;s market into full-scale industrial deployment.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">The event took place at the historic Vienna Hofburg. It brought together\u00a0more than 80 participants\u00a0\u2014 manufacturers, end-users, research and technology organisations, consultants, and universities. Together they discussed the practical barriers and success factors for\u00a0high-temperature heat pumps for process heating.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">The workshop combined keynote presentations with hands-on group sessions. The sessions followed the four project phases:\u00a0Boundary Conditions, Conceptualization, Implementation, and Operation.<\/p>\n<\/div>\n\n\n<div class=\"wp-block-group is-content-justification-center is-nowrap is-layout-flex wp-container-core-group-is-layout-94bc23d7 wp-block-group-is-layout-flex\"><div class=\"container\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-3-1024x768.png\" alt=\"Group session on HTHP well underway.\nHigh-Temperature Heat Pumps for Process Heating: From Market to Application \u2013 Workshop\" class=\"wp-image-2459\" srcset=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-3-1024x768.png 1024w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-3-300x225.png 300w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-3-768x576.png 768w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-3-400x300.png 400w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-3.png 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n<div class=\"container wp-container-content-69bc4bdf\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-6-edited.png\" alt=\"Martin and Benjamin at the Hofburg ready to start of the interactive workshop on High-temperature heat pumps.\" class=\"wp-image-2463\" srcset=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-6-edited.png 800w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-6-edited-300x225.png 300w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-6-edited-768x576.png 768w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/image-6-edited-400x300.png 400w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n\n<div class=\"container\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/img2434-1024x768.jpg\" alt=\"Martin Pihl Andersen (DTI) presents on 'What is the developmental status of HTHPs?' as first keynote. https:\/\/heatpumpingtechnologies.org\/project68\/task1\/\" class=\"wp-image-2468\" srcset=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/img2434-1024x768.jpg 1024w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/img2434-300x225.jpg 300w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/img2434-768x576.jpg 768w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/img2434-1536x1152.jpg 1536w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/img2434-2048x1536.jpg 2048w, https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/img2434-400x300.jpg 400w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div><\/div>\n\n\n<div class=\"container container--no-margin\">\n<h2 class=\"wp-block-heading\">High-Temperature Heat Pump Technology Status and Projects<\/h2>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">The morning opened with three keynote presentations on the status and application of high-temperature heat pumps:<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<ul class=\"wp-block-list\">\n<li><strong>What is the developmental status of HTHPs?<\/strong>\u00a0\u2013 Martin Pihl Andersen, Danish Technological Institute (DTI)<\/li>\n\n\n\n<li><strong>Representative HTHP projects<\/strong>\u00a0\u2013 Cordin Arpagaus, OST<\/li>\n\n\n\n<li><strong>Experience in installing and operating HTHPs<\/strong>\u00a0\u2013 Yannik Stark, GEA<\/li>\n<\/ul>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">These talks covered the current HTHP technology landscape. Project 68 has now mapped 55+ technology suppliers and 40+ demonstration cases. The speakers also addressed the shift toward natural refrigerants and showcased realized cases across industrial sectors. Finally, they shared practical lessons from mechanical vapor recompression and other installations..<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<h2 class=\"wp-block-heading\">Key Lessons Learned for High-Temperature Heat Pump Deployment<\/h2>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong>Early stakeholder alignment drives success:<\/strong> Successful HTHP projects depend on early engagement. Key stakeholders include end-users, plant operators, manufacturers, consultants, integrators, grid operators, funding agencies, and component suppliers. HTHP implementation is resource-intensive, cost-driven, and often unfamiliar. Therefore, teams should clarify roles, responsibilities, risks, and funding options early.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong>Reliable process data enables clear integration:<\/strong> HTHP projects need detailed process data. This includes temperatures, pressures, contamination risks, operating profiles, and boundary conditions. A balanced approach to system complexity and proper process integration are decisive for performance.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong>Implementation and operation prove complex:<\/strong> Realized projects show that complexity emerges during implementation. Projects often need more time, flexible schedules, and backup systems. They also require sufficient electrical infrastructure, dynamic control systems, and careful start-up planning. Integration alone can account for up to 80% of project costs. Standardized testing and operator training then support reliable long-term operation.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<h2 class=\"wp-block-heading\">Process Heating with HTHPs: Stakeholders, Tools and Lessons<\/h2>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">Across the four project phases, participants discussed several themes. They examined stakeholders and roles, helpful resources and tools, and key learnings from realized projects. They also explored what makes HTHPs different from low-temperature heat pumps and other electrification projects.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><\/td><td><strong>Boundary Conditions<\/strong><\/td><td><strong>Conceptualization<\/strong><\/td><td><strong>Implementation<\/strong><\/td><td><strong>Operation<\/strong><\/td><\/tr><tr><td><strong>What are the most imporant stakeholders and what are their roles?<\/strong><\/td><td>\u2022Policy makers\/regulators influence, electricity\/gas prices, CO\u2082 incentives<br>\u2022Grid operators are important for electricity availability, tariffs and security of supply<br>\u2022End-users define targets and ROI expectations<br>\u2022Industrial associations and can support market knowledge and sector-specific requirements<\/td><td>\u2022Suppliers should be included to get reliable cost data.<br>\u2022Process owners, and process engineers are key for defining realistic heat demand profiles and integration options<br>\u2022Permit authorities may be relevant, especially for noise, refrigerants and safety aspects<br>\u2022Funding agencies and investors<\/td><td>\u2022Plant operators and integrators should really communicate<br>\u2022Management should know that the implementation is ressource heavy<br>\u2022Subcontractors and safety experts are important for HAZOP, installation safety and start-up preparation<\/td><td>\u2022Suppliers\/OEMs may be needed for maintenance, performance data and service support<br>\u2022External certifiers\/third parties may be relevant for validation of KPIs, guarantees<br>\u2022Heavily realies on proper training of plant\/process operators<\/td><\/tr><tr><td><strong>Are there helpfull resources and tools?<\/strong><\/td><td>\u2022Not a lot<br>\u2022Reference lists, site visits and demonstrator data help build confidence<br>\u2022Webinars<br>\u2022Maps for electricity grid connections<\/td><td>\u2022Technoeconomic tool is missing, taking into consideration pinch, proper integration, using guide lines<br>\u2022Testing facilities for compressors\/components can support validation<br>\u2022HAZOP analysis early on<br>\u2022Clear Maintenance plan<\/td><td>\u2022Use the same documentation as any other complex process integration concepts<br>\u20223D scans and brownfield site assessments can reduce installation risks<br>\u2022Clear list of priorities\/actions is useful before implementation<\/td><td>\u2022Data connections and dynamic controls systems are important<br>\u2022Digital Twin for predictive maintenance<\/td><\/tr><tr><td><strong>Which learnings did you make from realised projects<\/strong><\/td><td>\u2022Life is much more complex than expected<br>\u2022Which funding schemes are available is important<br>\u2022Existing processes and heat distribution systems may not be ready for integration<br>\u2022Contractual liabilities should be considered early<br>\u2022Electricity&nbsp; should be available \u2013 also for start-up<\/td><td>\u2022Spend more time identifying boundary conditions. Need a lot of process data (temperature, pressures, contamination)<br>\u2022It is important to balance complexity of system<br>\u2022Communication on concept is key<br>\u2022Safety concepts are very imporatnt to discuss up front<br>\u2022End-user trust requires references, warranties, technology validation and transparent performance<\/td><td>\u2022Technology is new to many, so more time is needed to present the concept and how it works<br>\u2022Backup is essential<br>\u2022Fair conditions for all stakeholders, delays are rarely one stakeholders fault<br>\u2022A need of flexible time plans are needed especially with narrow windows of integration<br>\u2022Integration can be 80 % of project costs<\/td><td>\u2022More standadised testing schemes Operation should be evaluated against KPIs, guarantees and contract conditions<br>\u2022More disciplined education is needed for operators, service staff and engineers<\/td><\/tr><tr><td><strong>What is special for HTHPs compared to other energy efficiency\/electrification projects?<\/strong><\/td><td>\u2022Boundary conditions like operation temperatures are even more important<br>\u2022Limited reference projects increase perceived risk<br>\u2022HTHP integration may require adaptation of the process or heat distribution system<\/td><td>\u2022Know-how of technology and trust in process data is needed<br>\u2022Maintenance and dynamics become essential<br>\u2022Detailed HTHP concepts are often more case-specific and need customised solutions<\/td><td>\u2022Extra safety concepts needed compared to other technologies<br>\u2022HTHP systems may have a larger footprint than alternative technologies<br>\u2022More detailed regulation, permitting and safety documentation may be required<\/td><td>\u2022Flexibility for variable production and electricity price variations can add value<br>\u2022Continuous monitoring, optimisation are important for reliable HTHP operation<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<h2 class=\"wp-block-heading\">Workshop Slides on Industrial Heat Pumps for Process Heating<\/h2>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">The full set of presentations from the keynote speakers is available for download below.<\/p>\n<\/div>\n\n<div class=\"container\">\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/p68workshopcompletesharable.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Embed of P68_Workshop_Complete_sharable.\"><\/object><a id=\"wp-block-file--media-721532a0-208b-4545-95d9-6ce54647e702\" href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/p68workshopcompletesharable.pdf\">P68_Workshop_Complete_sharable<\/a><a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/81\/2026\/06\/p68workshopcompletesharable.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-721532a0-208b-4545-95d9-6ce54647e702\">Download<\/a><\/div>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<h2 class=\"wp-block-heading\">Acknowledgements<\/h2>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">This workshop was made possible by the entire Project 68 team. Special thanks to\u00a0Cordin Arpagaus\u00a0and\u00a0Yannik Stark\u00a0for their presentations, and to\u00a0Florian Schlosser, Jonas Lundsted Poulsen, Ursula Wittstadt, Sabrina Dusek, Alessia Arteconi, Steven Lecompte, and Jos\u00e9 Luis Corrales Ciganda\u00a0for leading the interactive group sessions. The session also featured insights on\u00a0sector collaboration and common solutions\u00a0from Project 68 \u2013 Task 2, presented by Florian Schlosser, Paderborn University.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">Learn more about the project, its\u00a0<a href=\"https:\/\/heatpumpingtechnologies.org\/project68\/task1\/\" target=\"_blank\" rel=\"noreferrer noopener\">technology overview<\/a>\u00a0and ongoing\u00a0<a href=\"https:\/\/heatpumpingtechnologies.org\/project68\/\" target=\"_blank\" rel=\"noreferrer noopener\">sector collaborations<\/a>\u00a0at the\u00a0IEA HPT Project 68 website.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">Innovation Fund webinar: public consultation and stakeholder <a href=\"https:\/\/climate.ec.europa.eu\/citizens-stakeholders\/events\/innovation-fund-webinar-public-consultation-and-stakeholder-workshop-upcoming-if26-heat-auction-2026-07-07_en\">workshop <\/a>for the upcoming IF26 Heat Auction<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>High-temperature heat pumps for process heating\u00a0are emerging as a key technology for decarbonizing industrial heat. At the\u00a015th IEA Heat Pump&#8230;<\/p>\n","protected":false},"author":57,"featured_media":2459,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"1984,1992,2448,1292,1306,1302","_relevanssi_noindex_reason":"","footnotes":""},"categories":[50,49],"tags":[83,82,92,90,85,91,93],"markets":[19,20,31],"class_list":["post-2454","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-events-activities","category-market-policy","tag-high-temperature-heat-pumps","tag-hthps","tag-ieahpc","tag-ieahpc2026","tag-project-68","tag-vienna","tag-workshop","markets-denmark","markets-eu","markets-the-united-states-of-america"],"acf":[],"_links":{"self":[{"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/posts\/2454","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/users\/57"}],"replies":[{"embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/comments?post=2454"}],"version-history":[{"count":5,"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/posts\/2454\/revisions"}],"predecessor-version":[{"id":2473,"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/posts\/2454\/revisions\/2473"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/media\/2459"}],"wp:attachment":[{"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/media?parent=2454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/categories?post=2454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/tags?post=2454"},{"taxonomy":"markets","embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/project68\/wp-json\/wp\/v2\/markets?post=2454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}