Session
Flash Talk Session 2
Location
Salt Palace Convention Center, Salt Lake City, UT
Abstract
Blue Canyon Technologies has developed a high-torque reaction wheel (RW) product line to meet the growing attitude control demands of next-generation small spacecraft. As small satellites expand into missions requiring rapid retargeting and precise pointing, spacecraft agility is foundational to mission performance. More targets equal more data collection, translating to greater mission insight and revenue generation.
This paper describes Blue Canyon’s approach to product line architecture that enabled rapid development and deployment of high-torque reaction wheels across multiple size classes. The high-torque variants deliver 0.5 Nm of torque, representing a 2X increase over standard configurations with 60% of the baseline momentum storage, while maintaining greater than 90% part commonality. Available in RW2, RW4, RW8, and RW16 form factors, these wheels serve as drop-in replacements requiring no change to spacecraft size, weight, and power (SWaP) envelopes and minimal ADCS algorithm modifications.
High-torque reaction wheels occupy a cost-effective middle ground between standard reaction wheels and control moment gyroscopes (CMGs). While Blue Canyon’s CMG-8 can provide 32 times the torque of the RW8, CMGs introduce hardware complexity that increase price and lead-time and require new ADCS control algorithms. High-torque reaction wheels enable increased agility without these tradeoffs, which may be suitable for many small satellite missions.
The product line platform approach, built on common architecture with standard package sizes, shared bearing systems, and unified FPGA/FSW/GNC code bases, enables both rapid adaptation to customer requirements and continuous maturation benefiting all customers. A recent customer partnership demonstrated this capability with a 13- month total development cycle from project kickoff to flight qualification of the first high torque motor in the RW4- HT. The platform architecture enables direct deployment of the high-torque motor to all wheel sizes, meeting evolving mission demands across Blue Canyon's customer base.
Blue Canyon’s commercial business model serves diverse markets including prime contractors, civil agencies, Department of Defense, the intelligence community, and international customers through firm fixed price (FFP) contracts. The company's vertical integration builds cross-domain experience across many mission types, from low Earth orbit to deep space. Since first on-orbit operations in 2016, Blue Canyon has delivered more than 3,400 reaction wheels with 1,300+ launched successfully.
Manufacturing innovations supporting rapid delivery include next-generation motor stators expanding the supply base, strategic EEE part obsolescence management, and selective factory automation including scripted rotor balance processes and robotic magnet installation. The combination of high torque output with ultra-low-jitter fine balancing technology enables unprecedented agility and pointing stability for observation missions.
Document Type
Event
Included in
High-Torque Reaction Wheels for Agile Small Satellites
Salt Palace Convention Center, Salt Lake City, UT
Blue Canyon Technologies has developed a high-torque reaction wheel (RW) product line to meet the growing attitude control demands of next-generation small spacecraft. As small satellites expand into missions requiring rapid retargeting and precise pointing, spacecraft agility is foundational to mission performance. More targets equal more data collection, translating to greater mission insight and revenue generation.
This paper describes Blue Canyon’s approach to product line architecture that enabled rapid development and deployment of high-torque reaction wheels across multiple size classes. The high-torque variants deliver 0.5 Nm of torque, representing a 2X increase over standard configurations with 60% of the baseline momentum storage, while maintaining greater than 90% part commonality. Available in RW2, RW4, RW8, and RW16 form factors, these wheels serve as drop-in replacements requiring no change to spacecraft size, weight, and power (SWaP) envelopes and minimal ADCS algorithm modifications.
High-torque reaction wheels occupy a cost-effective middle ground between standard reaction wheels and control moment gyroscopes (CMGs). While Blue Canyon’s CMG-8 can provide 32 times the torque of the RW8, CMGs introduce hardware complexity that increase price and lead-time and require new ADCS control algorithms. High-torque reaction wheels enable increased agility without these tradeoffs, which may be suitable for many small satellite missions.
The product line platform approach, built on common architecture with standard package sizes, shared bearing systems, and unified FPGA/FSW/GNC code bases, enables both rapid adaptation to customer requirements and continuous maturation benefiting all customers. A recent customer partnership demonstrated this capability with a 13- month total development cycle from project kickoff to flight qualification of the first high torque motor in the RW4- HT. The platform architecture enables direct deployment of the high-torque motor to all wheel sizes, meeting evolving mission demands across Blue Canyon's customer base.
Blue Canyon’s commercial business model serves diverse markets including prime contractors, civil agencies, Department of Defense, the intelligence community, and international customers through firm fixed price (FFP) contracts. The company's vertical integration builds cross-domain experience across many mission types, from low Earth orbit to deep space. Since first on-orbit operations in 2016, Blue Canyon has delivered more than 3,400 reaction wheels with 1,300+ launched successfully.
Manufacturing innovations supporting rapid delivery include next-generation motor stators expanding the supply base, strategic EEE part obsolescence management, and selective factory automation including scripted rotor balance processes and robotic magnet installation. The combination of high torque output with ultra-low-jitter fine balancing technology enables unprecedented agility and pointing stability for observation missions.
