Pratt & Whitney USA / Canada

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ABOUT PRATT & WHİTNEY


In 1925, the Pratt & Whitney Aircraft Company was founded by Frederick B. Rentschler, pioneer of the air-cooled radial engine design which enabled unprecedented power-to-weight ratio. Its first engine, the R-1340 Wasp engine, transformed military and commercial aviation and is still in use today. In 1928, the Canadian division of the Pratt & Whitney Aircraft Company was established.

In 1944, Pratt & Whitney began its gas turbine and jet propulsion initiative. The company constructed a wind tunnel, laboratory and engineering center to support allies’ efforts in World War II. In 1945, wartime production included more than 300,000 Pratt & Whitney engines, touted by service members as extremely dependable – a legacy that continues today.

From there, Pratt & Whitney continued to design and innovate more powerful, agile, and reliable engines becoming a leader in the aerospace industry. Today, Pratt & Whitney has more than 85,000 engines in service and more than 16,000 customers worldwide.


 

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Pratt & Whitney awarded $66 million for F135 Engine Core Upgrade work


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EAST HARTFORD, Conn., July 11, 2023 /PRNewswire/ -- Pratt & Whitney, an RTX (NYSE: RTX) business, has been awarded a $66 million definitized contract modification for continued F135 Engine Core Upgrade preliminary design efforts, resulting in a total of $180 million secured by the Connecticut congressional delegation for this engine modernization effort. The funding will further support design engineering, program management support, technology maturation, risk reduction, long lead material and hardware purchase, and weapons system integration.


"We're extremely grateful for the ceaseless support we receive from the entire Connecticut delegation," said Jen Latka, Pratt & Whitney's vice president for the F135 program. "We'll use this funding to make quick progress on our Engine Core Upgrade's preliminary design efforts, and that will keep us on track to deliver this important capability starting in 2028."


In March 2023, the U.S. Air Force, U.S. Marine Corps, and U.S. Navy chose to upgrade the F135 versus replace it with an entirely new engine. The decision was announced as part of President Biden's 2024 budget proposal.


"A modernized F-35 needs a modernized engine to support it. The additional $66 million for the F135 Engine Core Upgrade we've secured will help us maintain a skilled work force in Connecticut and around the country to deliver this much-needed capability," said Rep. Rosa DeLauro, ranking member of the House Appropriations Committee. "Upgrading the F135 is the right decision to support our national defense priorities and defense industrial base, and I'll continue to ensure this program gets the support and funding it needs."


The F135 ECU is the fastest, most cost-effective, and lowest-risk path to Block 4 capability for all global F-35 operators. It is optimized for all three F-35 variants and will yield $40 billion in lifecycle cost savings by avoiding disruptive and costly air vehicle changes and leveraging the current global sustainment infrastructure.


On June 30, 2023, Lockheed Martin posted their support for the F135 ECU, touting their commitment to supporting the U.S. Government's decision.


 

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RTX's Pratt & Whitney Signs Modification for F117 Engine Sustainment Support Contract for C-17 Globemaster III


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EAST HARTFORD, Conn., July 12, 2023 /PRNewswire/ -- Pratt & Whitney, an RTX (NYSE: RTX) business, announced today that it has signed a $5.5 billion modification to the previously awarded F117 Engine Sustainment Support contract with the United States Air Force. The contract provides engine services for C-17s operated by the USAF and eight international partners. The sustainment work will be provided between now and the second half of 2027 and will be conducted at Tinker Air Force Base in Oklahoma as well as facilities in San Francisco and Columbus, Georgia.


The modification further supports U.S. Air Force readiness, affordability and sustainability objectives and includes an engine performance improvement package that will eliminate more than 20 shop visits per year thanks to extended time on wing and save the customer approximately $29 million per year in fuel costs. The package will improve the F117 engine's fuel efficiency, saving up to 6.5 million gallons of fuel annually and reducing CO2 emissions by up to 140 million pounds per year.


"The global fleet of F117 engines is a benchmark for dependable, safe and reliable propulsion," said Jill Albertelli, president of Military Engines at Pratt & Whitney. "As a trusted Air Force partner, we intend to maintain the strength of this relationship and bring new benefits to the Air Force and the eight F117 international
operators."



This latest upgrade, which is part of the sustainment support contract modification, involves technologies that have been demonstrated, incorporated and are operational in other engine models. The upgraded hardware will be incorporated during routine planned engine maintenance upon the completion of all engineering changes, Service Bulletin publication and all parts being industrialized.


Pratt & Whitney has partnered with the Air Force for over 30 years in the development, production and sustainment of the F117 engine, the exclusive powerplant for the Globemaster III transport aircraft. Pratt & Whitney's F117 engines have accumulated more than 17 million flight hours in support of military and humanitarian missions around the globe, be it airlift missions or overnight combat airdrops in unsecured locations. Certified at 40,440 pounds of thrust, the F117 engine has undergone continuous product improvements enabling it to surpass established goals for time on-wing, in-flight shutdowns and reduced turnaround time.


"One specific product improvement we are looking to incorporate under this contract is a compressor blade coating technology, which according to the Air Force Research Laboratory's estimates, can extend time on wing by up to 16% and reduce fuel burn by over 1%," explained Chris Johnson, vice president of Fighter and Mobility Programs at Pratt & Whitney. "If we can improve durability for the Air Force while lessening impact on the environment, then that is a win-win."


 

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Unwavering Commitment Needed for Air Dominance: NGAP Plays a Decisive Role


Air superiority has underpinned the United States’ ability to deter or defeat its adversaries. In this era of rapidly advancing technologies, air dominance is a critical imperative for success across all domains. Adversaries continue to rapidly develop and deploy advanced anti-access/area-denial threat systems, shrinking the U.S.’s technological lead. Now is the time to enhance our air forces with next-generation airpower capabilities, and next-generation propulsion is the key to future air power edge.


The Next Generation Air Dominance (NGAD) family-of-systems is critical to “Tactical Dominance”, a key U.S. Air Force operational imperative to preserve our nation’s competitive advantage to deter and win. The family-of-systems networks around crewed sixth generation NGAD fighter aircraft that will team with fleets of uncrewed Collaborative Combat Aircraft. The capability of the future crewed NGAD system to reach, penetrate and prevail will rely on the advanced technologies developed in the Next Generation Adaptive Propulsion (NGAP) program.


The propulsion system is the heart of every aircraft. Technologies are being developed for NGAP to provide advanced survivability, fuel efficiency, and robust power and thermal management. These are necessary to enable the required range, weapon and sensor capability, and the persistence that an air dominance platform will require to meet challenging operational needs in the 2030+ threat environments. No existing platform can be transformed to meet these mission objectives without an NGAP engine.


The U.S. Air Force’s investment in the Adaptive Engine Transition Program (AETP) has proven to be invaluable as AETP learnings are playing an important role in informing the technologies and architectures that are flowing into the NGAP program. Air Force Propulsion Directorate Director John Sneden commented in a Defense News article after the July / August Life Cycle Industry Days that even though sizing may differ between the NGAP and AETP programs, some technologies may be “rescaled, resized, redesigned” or even “portable”.


“We continue to partner with the U.S. Air Force and Life Cycle Management Center to develop critical propulsion technologies that are needed to power the next generation of fighter aircraft,” said Peter Sommerkorn, executive director of 6th Generation Programs at Pratt & Whitney. “The President’s Budget request for $595 million for NGAP, which was also supported by the congressional marks, will help to retain competition through the prototyping phase and support a healthy industrial base. The industry will continue to look to decision makers to prioritize additional adequate funding for 6th-generation propulsion development to support critical platform milestones and warfighter readiness in a timely manner.”


In addition to government funding, Pratt & Whitney has also made significant investments in research and development, supporting capability development, advanced industrial manufacturing, and sustainment capacity. The company is committed to supporting the U.S. Air Force air superiority mission and powering the NGAD mission.


Not only is the NGAP program a key enabler for the future NGAD platform, but it is also driving digital transformation within the propulsion industry. Pratt & Whitney embraced digital design from the start and completed a digital Preliminary Design Review (PDR). By completing a digital PDR, P&W has met a significant milestone that demonstrates the company’s commitment to transforming how it delivers advanced capabilities. Investments in digital development will enable the U.S. to maintain its technological advantage in advanced propulsion systems. This digital focus coupled with the implementation of Agile methodology has cut lead times and improved efficiency and effectiveness.


Pratt & Whitney has been developing propulsion technology in conjunction with the U.S. Air Force as part of adaptive engine development programs since 2008. Pratt & Whitney is the exclusive propulsion provider for the United States’ decisive 5th generation aircraft, providing unmatched thrust, survivability, and reliability. For the next generation of propulsion systems, Pratt & Whitney will leverage this expertise to power the advanced aircraft required to fly, fight and win.


 

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RTX developing innovative solid-state circuit breaker for hybrid-electric aircraft under NASA contract




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RTX is developing a solid-state circuit breaker to support hybrid-electric and all-electric propulsion systems in future aircraft.



ROCKFORD, Ill., Oct. 4, 2023 /PRNewswire/ -- RTX (NYSE: RTX) today announced it has successfully demonstrated the operation of a solid-state circuit breaker to support hybrid-electric propulsion systems in future aircraft, a key part of the aviation industry's efforts to achieve net-zero carbon emissions by 2050.


Much like a circuit breaker in a residential home, a circuit breaker on an aircraft helps protect the plane by removing power from the system when it senses an electric fault. With future hybrid-electric propulsion systems slated to see increases in voltage and power compared to today's aircraft, they will require new circuit breakers that can handle higher loads. RTX's novel solid-state technology will enable its circuit breaker to handle five times the power of the largest circuit breaker flying today, with the ability to interrupt thousands of amps of current in less than 100 microseconds.


The circuit breaker is being developed as part of a collaboration between the RTX Technology Research Center (RTRC), Collins Aerospace and Pratt & Whitney under NASA's Advanced Air Vehicles Program (AAVP).


"Without new circuit breakers that can manage higher loads, hybrid-electric aircraft won't be possible," said Andreas Roelofs, RTX vice president of research and RTRC director. "We're leveraging the combined expertise of the RTX enterprise in power electronics, protection and integration to create a lightweight, power dense solution that will help enable the next generation of hybrid-electric and all-electric platforms."


Having completed design, functional and altitude testing, RTX expects to further develop and refine the solution through system integration in Collins' new electric power systems lab—The Grid—and flight demonstration in the coming years.


Hybrid-electric propulsion is a key pillar of RTX's Sustainability technology roadmap. In addition to the solid-state circuit breaker, the company is also developing megawatt-class motor drive systems, a hybrid-electric flight demonstrator and participating in the European Union's Clean Aviation SWITCH project.


 

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AFRL USAF NGAD photo.jpg

Unwavering Commitment Needed for Air Dominance: NGAP Plays a Decisive Role​


Air superiority has underpinned the United States’ ability to deter or defeat its adversaries. In this era of rapidly advancing technologies, air dominance is a critical imperative for success across all domains. Adversaries continue to rapidly develop and deploy advanced anti-access/area-denial threat systems, shrinking the U.S.’s technological lead. Now is the time to enhance our strength with next-generation air power capabilities, and next-generation propulsion is the key to future air power edge.


The Next Generation Air Dominance (NGAD) family-of-systems is critical to “Tactical Air Dominance”, a key U.S. Air Force operational imperative to preserve our nation’s competitive advantage to deter and win. The family-of-systems networks around crewed NGAD fighter aircraft that will team with fleets of uncrewed Collaborative Combat Aircraft.


The propulsion system is the heart of every aircraft. Technologies are being developed for the Next Generation Adaptive Propulsion (NGAP) program to provide advanced survivability, fuel efficiency, and robust power and thermal management. These are necessary to enable the required range, weapon and sensor capability, and the persistence that future air dominance platforms will require to meet challenging operational needs.


The U.S. Air Force’s investment in the Adaptive Engine Transition Program (AETP) has proven to be invaluable as AETP learnings are playing an important role in informing the technologies and architectures that are flowing into the NGAP program. Air Force Propulsion Directorate Director John Sneden commented in a Defense News article after the July / August Life Cycle Industry Days that even though sizing may differ between the NGAP and AETP programs, some technologies may be “resized, redesigned” or even “portable”.


“We continue to partner with the U.S. Air Force and Life Cycle Management Center to develop critical propulsion technologies that are needed to power the next generation of fighter aircraft,” said Peter Sommerkorn, executive director of 6th Generation Programs at Pratt & Whitney. “The President’s Budget request for $595 million for NGAP, which was also supported by the congressional marks, will help to retain competition through the prototyping phase and support a healthy industrial base. The industry will continue to look to decision makers to prioritize additional adequate funding for 6th-generation propulsion development to support critical platform milestones and warfighter readiness in a timely manner.”


In addition to government funding, Pratt & Whitney has also made significant investments in research and development, supporting capability development, advanced industrial manufacturing, and sustainment capacity. The company is committed to supporting the U.S. Air Force air superiority mission and powering the future NGAD family of systems.


Not only is the NGAP program a key enabler for the future NGAD platform, but it is also driving digital transformation within the propulsion industry. Pratt & Whitney embraced digital design from the start and completed a digital Preliminary Design Review (PDR). By completing a digital PDR, P&W has met a significant milestone that demonstrates the company’s commitment to transforming how it delivers advanced capabilities. Investments in digital development will enable the U.S. to maintain its technological advantage in advanced propulsion systems. This digital focus coupled with the implementation of Agile methodology has cut lead times and improved efficiency and effectiveness.


Pratt & Whitney has been developing propulsion technology in conjunction with the U.S. Air Force as part of adaptive engine development programs for more than a decade. Pratt & Whitney is the exclusive propulsion provider for the United States’ decisive 5th generation aircraft, providing unmatched thrust, survivability, and reliability. For the next generation of propulsion systems, Pratt & Whitney will leverage this expertise to power the advanced aircraft required to fly, fight and win.


 

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RTX's Pratt & Whitney receives sustainment contract valued up to $870 million for TF33 engines powering B-52s, E-3s


Long-term solution supports strategic deterrence and readiness

EAST HARTFORD, Conn., Nov. 15, 2023 /PRNewswire/ -- Pratt & Whitney, an RTX (NYSE: RTX) business, was awarded a long-term TF33 engine sustainment contract valued up to $870 million by the Defense Logistics Agency. The TF33 engine powers a range of aircraft, including Boeing's B-52 Stratofortress and E-3 Sentry.


This agreement is a culmination of the Defense Logistics Agency's decades-long partnership with the 448th Supply Chain Management Wing, Tinker Air Force Base, Okla., and Pratt & Whitney to establish a holistic sustainment solution. This first-of-its-kind approach will reduce obsolescence, supporting the U.S. Air Force's wartime readiness today and into the foreseeable future.


"An engine's sustainment phase is a critical but often underappreciated portion of military readiness,"
said Jill Albertelli, president of Military Engines at Pratt & Whitney. "The TF33 enterprise is maturing beyond the conventional approach to a more complete, advanced sustainment process that will maximize the TF33's support to many missions across the globe through 2050."


Under this contract, Pratt & Whitney will provide comprehensive engine sustainment services for a global fleet of nearly 1,000 engines over a six-year period, with an option of extending for another four years. Services under this contract include maintenance, spare parts, program management, field service, repairs and engineering support.


Sustainment work will run through April 2034 at Tinker Air Force Base, Okla., additional U.S. Air Force locations, and Pratt & Whitney's Southern Logistics Center located in Atlanta, Ga.


 

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RTX's Pratt & Whitney Canada announces cost-effective PT6T-3/6 Twinpac™ engine overhaul program designed especially for military customers


New P&WCSMART solution provides a set-cost option to extend the service life of Bell 212 and Bell 412 helicopters


MADRID, Nov. 28, 2023 /PRNewswire/ -- Pratt & Whitney Canada announced today a new, cost-effective P&WCSMART military overhaul program developed specifically for military customers flying Bell 212 and Bell 412 helicopters with PT6T-3 or PT6T-6 Twinpac™ engines. Pratt & Whitney is an RTX (NYSE: RTX) business.


"Our P&WCSMART portfolio was developed to assist customers flying mature engines, in many cases requiring an overhaul,"
said Irene Makris, vice president of Customer Service at Pratt & Whitney Canada. "This new P&WCSMART military program for PT6T-3/6 engines on military fleets takes into consideration the mission and environment of military customers by offering overhaul costs that are predictable, allowing our customers to accurately budget for their engine maintenance costs."


Pratt & Whitney Canada's portfolio of P&WCSMART MRO solutions deliver original equipment manufacturer (OEM) value and genuine P&WC parts and services. The P&WCSMART program work is conducted through the company's Global Service Network and comes with an OEM-level warrantee on parts and labor.


Pratt & Whitney Canada engines have achieved more than one billion hours of flight across the entire fleet since the introduction of the PT6 in 1963. The PT6T engine family has contributed more than 48 million hours towards the fleet total.


 

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RTX's Pratt & Whitney Canada and Leonardo achieve first 100% SAF flight with PT6C-67C-powered AW139 helicopter


LONGUEUIL, Quebec, Dec. 7, 2023 /PRNewswire/ -- Pratt & Whitney Canada and Leonardo today announced the successful completion of the first flight for an AW139 helicopter powered by the PT6C-67C engine using 100% Sustainable Aviation Fuel (SAF). The 75-minute flight and ground tests that took place on November 21 at Leonardo’s facility in Cascina Costa di Samarate, Italy, evaluated engine performance at multiple power variations and demonstrated no significant differences in the response to the new fuel compared with the use of Jet A1 fuel. Pratt & Whitney is an RTX (NYSE: RTX) business.


"Flights such as these are instrumental in our efforts to ensure 100% SAF compatibility for our engines," said Maria Della Posta, president, Pratt & Whitney Canada. "This is the first time a PT6 engine has been flown using 100% SAF, marking this as a significant milestone for the unrivaled engine series. Proving the engine's capability with drop-in SAF provides the foundation for the future of the PT6 in sustainable aviation and builds on its legacy of success."


Ensuring compatibility with 100% SAF is part of Pratt & Whitney's strategy of enabling more sustainable aviation through the pursuit of smarter technologies, cleaner fuels, and greener business practices, supporting the aviation industry's goal of achieving net-zero CO2 emissions by 2050.


"The results of this first demonstration flight are a further testament to the outstanding design of the AW139, its high performance, and the excellent relationship we have with Pratt & Whitney Canada," said Gian Piero Cutillo, managing director, Leonardo Helicopters. "This flight demonstrates another tangible benefit of the most successful helicopter in its class and provides a positive way forward to the many operators carrying out missions in all weather conditions as they aim for more ambitious sustainability goals."


 

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