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Product level accelerated reliability testing of motor drives with input power interruptions

Research output: Contribution to journalArticleScientificpeer-review

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Product level accelerated reliability testing of motor drives with input power interruptions. / Pippola, Juha; Vaalasranta, Ilkka; Marttila, Tuomas; Kiilunen, Janne; Frisk, Laura.

In: IEEE Transactions on Power Electronics, Vol. 30, No. 5, 01.05.2015, p. 2614-2622.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Pippola, J, Vaalasranta, I, Marttila, T, Kiilunen, J & Frisk, L 2015, 'Product level accelerated reliability testing of motor drives with input power interruptions', IEEE Transactions on Power Electronics, vol. 30, no. 5, pp. 2614-2622. https://doi.org/10.1109/TPEL.2014.2359734

APA

Pippola, J., Vaalasranta, I., Marttila, T., Kiilunen, J., & Frisk, L. (2015). Product level accelerated reliability testing of motor drives with input power interruptions. IEEE Transactions on Power Electronics, 30(5), 2614-2622. https://doi.org/10.1109/TPEL.2014.2359734

Vancouver

Pippola J, Vaalasranta I, Marttila T, Kiilunen J, Frisk L. Product level accelerated reliability testing of motor drives with input power interruptions. IEEE Transactions on Power Electronics. 2015 May 1;30(5):2614-2622. https://doi.org/10.1109/TPEL.2014.2359734

Author

Pippola, Juha ; Vaalasranta, Ilkka ; Marttila, Tuomas ; Kiilunen, Janne ; Frisk, Laura. / Product level accelerated reliability testing of motor drives with input power interruptions. In: IEEE Transactions on Power Electronics. 2015 ; Vol. 30, No. 5. pp. 2614-2622.

Bibtex - Download

@article{ac073066bcdb4998b77ff46725c42be2,
title = "Product level accelerated reliability testing of motor drives with input power interruptions",
abstract = "Motor drives utilizing power semiconductors play an important role in modern day electric motor control. Although the reliability of power semiconductors is widely studied, the product level reliability of motor drives has been studied markedly less even though their more complex control and measuring electronics often make them more vulnerable to environmental stresses. In order to advance product level accelerated reliability testing, customized test methods with multiple simultaneous or sequential stresses can be used. However, the knowledge of combined effects of different stresses is still largely unknown. In this research the reliability of a commercial motor drive was studied. Environmental conditions used included an 85 °C constant temperature test and an 85 °C test with 85{\%} relative humidity. Additionally, input power interruptions were included to study the effect of sudden shortages of electricity. The results of the study showed that the mean time to failure for the devices tested with the input power interruptions was notably shorter than that for the test series without them. An especially clear effect of the input power interruptions was seen on the power MOSFETs of the motor drives. Moreover, the humidity was found to play an important role in the reliability of the motor drives.",
keywords = "Accelerated testing, humidity, input power interruptions, motor drive, product level testing, reliability",
author = "Juha Pippola and Ilkka Vaalasranta and Tuomas Marttila and Janne Kiilunen and Laura Frisk",
note = "INT=dee,{"}Vaalasranta, Ilkka{"}",
year = "2015",
month = "5",
day = "1",
doi = "10.1109/TPEL.2014.2359734",
language = "English",
volume = "30",
pages = "2614--2622",
journal = "IEEE Transactions on Power Electronics",
issn = "0885-8993",
publisher = "Institute of Electrical and Electronics Engineers",
number = "5",

}

RIS (suitable for import to EndNote) - Download

TY - JOUR

T1 - Product level accelerated reliability testing of motor drives with input power interruptions

AU - Pippola, Juha

AU - Vaalasranta, Ilkka

AU - Marttila, Tuomas

AU - Kiilunen, Janne

AU - Frisk, Laura

N1 - INT=dee,"Vaalasranta, Ilkka"

PY - 2015/5/1

Y1 - 2015/5/1

N2 - Motor drives utilizing power semiconductors play an important role in modern day electric motor control. Although the reliability of power semiconductors is widely studied, the product level reliability of motor drives has been studied markedly less even though their more complex control and measuring electronics often make them more vulnerable to environmental stresses. In order to advance product level accelerated reliability testing, customized test methods with multiple simultaneous or sequential stresses can be used. However, the knowledge of combined effects of different stresses is still largely unknown. In this research the reliability of a commercial motor drive was studied. Environmental conditions used included an 85 °C constant temperature test and an 85 °C test with 85% relative humidity. Additionally, input power interruptions were included to study the effect of sudden shortages of electricity. The results of the study showed that the mean time to failure for the devices tested with the input power interruptions was notably shorter than that for the test series without them. An especially clear effect of the input power interruptions was seen on the power MOSFETs of the motor drives. Moreover, the humidity was found to play an important role in the reliability of the motor drives.

AB - Motor drives utilizing power semiconductors play an important role in modern day electric motor control. Although the reliability of power semiconductors is widely studied, the product level reliability of motor drives has been studied markedly less even though their more complex control and measuring electronics often make them more vulnerable to environmental stresses. In order to advance product level accelerated reliability testing, customized test methods with multiple simultaneous or sequential stresses can be used. However, the knowledge of combined effects of different stresses is still largely unknown. In this research the reliability of a commercial motor drive was studied. Environmental conditions used included an 85 °C constant temperature test and an 85 °C test with 85% relative humidity. Additionally, input power interruptions were included to study the effect of sudden shortages of electricity. The results of the study showed that the mean time to failure for the devices tested with the input power interruptions was notably shorter than that for the test series without them. An especially clear effect of the input power interruptions was seen on the power MOSFETs of the motor drives. Moreover, the humidity was found to play an important role in the reliability of the motor drives.

KW - Accelerated testing

KW - humidity

KW - input power interruptions

KW - motor drive

KW - product level testing

KW - reliability

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U2 - 10.1109/TPEL.2014.2359734

DO - 10.1109/TPEL.2014.2359734

M3 - Article

VL - 30

SP - 2614

EP - 2622

JO - IEEE Transactions on Power Electronics

JF - IEEE Transactions on Power Electronics

SN - 0885-8993

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ER -