Purdue University Purdue e-Pubs International Compressor Engineering Conference School of Mechanical Engineering 1974 Reliability Testing of Aluminum Magnet Wire Connections for Hermetic Motors J. L. Spears A. O. Smith Corporation Follow this and additional works at: https://docs.lib.purdue.edu/icec Spears, J. L., "Reliability Testing of Aluminum Magnet Wire Connections for Hermetic Motors" (1974). International Compressor Engineering Conference. Paper 94. https://docs.lib.purdue.edu/icec/94 This document has been made available through Purdue e-Pubs, a service of the Purdue University Libraries. Please contact
[email protected] for additional information. Complete proceedings may be acquired in print and on CD-ROM directly from the Ray W. Herrick Laboratories at https://engineering.purdue.edu/ Herrick/Events/orderlit.html RELIABUITY TESTil!G OF ALUI1INU1'1 HAGNE'r WIRE CONNECTIONS FOR HERHETIC JJ[QTORS Jerry 1. Spears, Senior Haterials Engineer A. o. Smith Corp., Electric Motor Div., Tipp City, 0., USA 1 IN'l'Jl.ODUCTION to the aluminum wire and system compati'oili ty ·was maintained. However, alwr,inwn wire even Hhen pro The heart of the hermetic compressor is the stator. perly stripped is not easily fused together, and As "•~ith the other components sealed into the her with copper wire in the connection, disslinilar metic envirom~ent, the stator is expected to pro melting points made heat fusing impossible. Be vide years of reliable service. The motor manu sides heat fusing, other methods of connecting facturer, however, does not look at the hermetic aluminum wire combinations have been explored. stator as a unit but rather as a selected group of For instance, sample connections were made with materials and processes that will provide the end such advanced techniques as capacitor discharge user with the reliability and performance desired.