Danfoss Drives - Experts & Thought Leaders

Harmonics is a complex subject, and professionals often find it daunting to start their journey due to a lack of effective tools for understanding. MyDrive® Harmonics addresses this challenge by setting a new benchmark in harmonic analysis and mitigation in HVAC drives. Its advanced simulation capabilities, combined with its focus on accuracy and user-centric design, will help engineers mitigate harmonic distortions in HVAC systems. Harmonic analysis for electrical systems The software is a refined web-based tool devised to simplify harmonic analysis for electrical systems The software is a sophisticated web-based tool designed to streamline harmonic analysis for electrical systems. It helps determine potential harmonic issues when integrating drives into existing HVAC installations or designing new ones.  By utilizing user-provided system data, including one-line diagrams and load profiles, the tool accurately simulates harmonic distortion levels—such as THDi, THVD, and TDD—at critical points, including the Point of Common Coupling (PCC). Danfoss harmonic mitigation solutions It evaluates compliance with regional standards like IEEE 519 and EN 61000-2-4, and offers a visual spectrum analysis to pinpoint potential problem areas. Users are able to experiment with various Danfoss harmonic mitigation solutions, comparing their effectiveness and cost-efficiency. Predictions of harmonic distortion MyDrive® Harmonics is ideal for managing harmonic distortion in new projects and system expansions The tool generates detailed reports and equipment lists based on optimized simulations, facilitating a smooth implementation process. MyDrive® Harmonics is ideal for managing harmonic distortion in both new projects and system expansions, ensuring compliance and enhancing system performance. Unlike traditional tools that rely on simplified calculations, it delivers precise predictions of harmonic distortion with an impressive accuracy of ±5%. This level of detail allows for a thorough evaluation of mitigation strategies and confident compliance assessment. Several groundbreaking features The tool introduces several groundbreaking features: True Simulation: Offers detailed, reliable results beyond basic Excel calculations. Compliance Flexibility: Users can select compliance locations, such as primary or secondary utility transformer points, and choose from various international standards, including multiple revisions of IEEE-519. Hybrid Mitigation Configurations: Supports customized solutions by allowing users to mix passive filters, active filters, and active front-end drives. New industry standard “MyDrive® Harmonics sets a new industry standard by providing a comprehensive, flexible approach to harmonic analysis, facilitating precise system design and optimization with unmatched performance and control,” said John Streicher, regional product manager at Danfoss Drives. “It empowers engineers to make informed decisions, ensuring safe, effective and cost-efficient solutions.”

The Danfoss Advanced Active Filter AAF 007 delivers exceptional harmonic mitigation, power factor correction, and imbalance compensation in one unit. Utilizing cutting-edge silicon carbide (SiC) switches, it achieves 60% lower power losses compared to other filters on the market, and superior high-order harmonic elimination, ensuring efficient and reliable operation tailored to customer needs. Newest-generation SiC switches Engineered to mitigate harmonic distortion caused by variable speed drives, the AAF 007 ensures compliance with IEEE 519 and similar international standards. It can be installed upstream for comprehensive system filtering or downstream for targeted drive filtration. The newest-generation SiC switches deliver unparalleled efficiency with a remarkable performance that enables operation at higher switching frequencies beyond the 50th, a feat unmatched by conventional filters. Building's carbon footprint The AAF 007’s exceptional performance is achieved within a remarkably compact design The AAF 007’s exceptional performance is achieved within a remarkably compact design. Additionally, the filter’s modular capability allows for paralleling multiple units to achieve higher current ratings, offering flexibility and scalability not previously available. Additionally, the AAF 007’s design helps decrease the building's carbon footprint by requiring less space and contributing to fewer distribution network losses. Its 60% efficiency advantage results in lower heat emissions and reduced need for secondary cooling. Danfoss MyDrive® Harmonics tool The filter can be modeled using the Danfoss MyDrive® Harmonics tool, ensuring precise and optimized sizing and compliance with standards prior to installation. “The AAF 007 offers enhanced performance, cost savings and environmental benefits compared to other products in the market,” said Ryan Drabek, product marketing manager for the Americas at Danfoss Drives. "By integrating SiC technology, the AAF 007 is raising the bar on energy efficiency and sustainability.”

Danfoss will highlight its latest innovations and broad portfolio of solutions for the HVAC/R industry at the annual AHR Expo 2025, taking place from February 10-12, 2025, in Orlando, Florida, USA. At booth #1301, visitors can discover how Danfoss can help their customers reach decarbonization goals under the theme, 'Transition Forward'. Danfoss’ ESG goal With an expected 50,000 attendees and 1,800 exhibitors, the premier annual event for the HVAC/R industry provides an invaluable opportunity to showcase the company’s technologies that enable customers to build heat pumps, data centers, rooftop units, Dedicated Outdoor Air Systems (DOAS), chillers and refrigeration systems that reduce carbon emissions and energy consumption. Reflecting the growing push toward decarbonization and Danfoss’ ESG goal of becoming their customers’ preferred partner to help meet their decarbonization goals, Danfoss HVAC/R solutions offer sustainable solutions to end users looking to reduce their carbon footprint along with their energy and maintenance expenses. New tech on display On display will be the newest technologies, including: VZH VI variable speed compressor range with injection. The latest Turbocor® oil-free and magnetic bearing compressors. Danfoss’ CO2 solutions for food retail. X-Gate gateway solution for integrating multiple devices into building management systems. The Danfoss Advanced Active Filter AAF 007, now expanded to 100/150A module, for higher efficiency in harmonics. MyDrive® Harmonics software solution for mitigating harmonic distortions in HVAC systems. EHW194 hose for data center cooling systems. BOCK HGX56 CO2 T compressor The expansion to 6-cylinder capacity allows for a wider spread and faster uptake of large CO2 heat pumps Also on display will be the new BOCK HGX56 CO2 T compressor, winner of the Expo’s Innovation Award in the Refrigeration category. The latest Danfoss innovation for sustainable refrigeration, the HGX56 CO2 T is a transcritical semi-hermetic CO2 (R744) compressor, ideal for industrial refrigeration, cold storage, ice sports facilities, and heat pumps, including process and district heating applications. The expansion to 6-cylinder capacity allows for a wider spread and faster uptake of large CO2 heat pumps and industrial refrigeration systems, along with lower system complexity and investment costs. As an award category winner, the HGX56 CO2 T compressor is a finalist for Product of the Year, which will be announced at the Expo. Danfoss' 30th anniversary Visitors to the Danfoss booth will also be able to see demonstrations of Alsense and Alsmart HVAC/R automation solutions, the VLT® HVAC FC 102 Drive NEMA 4X, condition-based monitoring (CBM), TurbocorCloud® software, and more. AHR Expo will mark the start of the celebration of the 30th anniversary of Danfoss Turbocor. Founded in 1995 in Australia by a group of engineers and later acquired by Danfoss as a wholly owned company, the pioneer in oil-free compressor technology has grown to 350 employees with operation centers in the U.S., Denmark, and China. Over 140,000 Turbocor compressors have been installed globally as more customers seek to lower their carbon emissions and energy consumption. decarbonization and energy efficiency “Danfoss is set to showcase its cutting-edge innovations in decarbonization and energy efficiency at the AHR Expo,” said Vikas Anand, Vice President of Sales for North America at Danfoss Climate Solutions. Vikas Anand adds, “Our primary focus is to support our customers on their decarbonization journey and transition to low-GWP refrigerants. Expo attendees will have the opportunity to explore our extensive range of HVAC/R solutions that are driving the industry toward a more sustainable & energy efficient future.” sustainability goals “At Danfoss, we are committed to providing reliable and innovative solutions that address current challenges and future opportunities,” said Hannes Leichtfried, Vice President of Sales and Marketing for North America at Danfoss Drives. Hannes Leichtfried adds, “Our U.S.-based production ensures localized support and high-quality products that maximize energy efficiency and decarbonization. This local presence, combined with our global expertise, helps our customers achieve their sustainability goals while navigating market complexities.”

Some of the technologies in the HVAC market are mature, although the newest innovation is always just around the corner. Newer systems seek to be more sustainable and energy-efficient, and digital control technologies play a role in maximizing their performance. Trends such as the Internet of Things (IoT) and smart systems are the basis for the newest connectivity and control approaches. These innovations tie into the broader environment of smart buildings. Systems are also providing remote access to enable technicians to analyze system operation and troubleshoot any problems. We asked our Expert Panel Roundtable: What's new in connectivity and control systems for HVAC?