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Title: Cooling methods for medium voltage drive systems

Patent ·
OSTI ID:1632448

In one aspect, a medium voltage power converter includes a cabinet having: a power cube bay to house a plurality of power cubes, each of the plurality of power cubes adapted within a corresponding enclosure and comprising a low frequency front end stage, a DC link and a high frequency back end stage, the plurality of power cubes to couple to a high speed machine; and a plurality of first barriers adapted to isolate and direct a first flow of cooling air through one of the plurality of power cubes; and a transformer bay having at least one transformer to couple between a utility connection and the plurality of power cubes, the transformer bay including a plurality of cooling fans to cool the at least one transformer.

Research Organization:
TECO-Westinghouse Motor Co., Round Rock, TX (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
EE0007254
Assignee:
TECO-Westinghouse Motor Company (Round Rock, TX)
Patent Number(s):
10,537,046
Application Number:
16/205,840
OSTI ID:
1632448
Resource Relation:
Patent File Date: 11/30/2018
Country of Publication:
United States
Language:
English

References (15)

Modular size multi-megawatt silicon carbide-based medium voltage conversion system patent November 2018
Solid-State Transformer and MV Grid Tie Applications Enabled by 15 kV SiC IGBTs and 10 kV SiC MOSFETs Based Multilevel Converters journal July 2015
Performance characterization of a high-power dual active bridge DC-to-DC converter journal January 1992
AC-AC converter with high frequency link patent February 2014
Power converter for use with wind generator patent January 2011
Cooling arrangements for drive systems patent October 2015
Topology comparison for Solid State Transformer implementation conference July 2010
Providing a cooling system for a medium voltage drive system patent March 2015
Integrated Air Cooling and Arc Resistant System for Medium Voltage Drive patent-application August 2019
Power Transformer Incorporating Improved Heat Dissipation Means patent April 1972
Providing a transformer for an inverter patent November 2013
Design and development of Generation-I silicon based Solid State Transformer conference February 2010
Fault Tolerant Circuit Topology and Control Method for Input-Series and Output-Parallel Modular DC-DC Converters journal January 2008
Providing modular power conversion patent August 2012
Small footprint power transformer incorporating improved heat dissipation means patent May 2003

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