Nickel-cadmium batteries for the Modular Power SubsystemNickel-cadmium batteries of 20 and 50 ampere-hour (AH) capacity have been developed and qualified. These batteries provide an energy storage capability of 40 to 150 AH for the Modular Power Subsystem, which is the power source for NASA's Multimission Modular Spacecraft. Battery fabrication is rigidly controlled to assure uniform performance from battery to battery. A unique feature of the battery design is that cells from various manufacturers can be used for battery assembly without modification. Both 20 and 50-AH batteries have been delivered, and an MPS module with three 20-AH batteries is currently operating satisfactorily in low earth orbit. Design characteristics and performance of the batteries are described.
Document ID
19800064228
Acquisition Source
Legacy CDMS
Document Type
Conference Proceedings
Authors
Mueller, V. C. (McDonnell-Douglas Astronautics Co. Saint Louis, MO, United States)
Webb, D. A. (McDonnell Douglas Astronautics Co. St. Louis, Mo., United States)