Join us for upcoming Doble webinars to learn about a variety of ways to improve operational efficiency, reduce cost and increase reliability. Webinars are a useful way to stay current on testing techniques, theory or power industry trends. Webinars cover a variety of topics. They are held approximately twice a month and usually last for one hour. Check the schedule below for details on our next sessions.

Want to stay informed about Doble’s webinar schedule?
Subscribe to our webinar email list to get occasional emails about our upcoming webinars. Emails are usually sent out once a month.

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December 2016

Load Tap Changer & Oil Circuit Breaker Insulating Fluid Condition Assessment Programs

December 14, 2016 @ 11:00 am - 12:15 pm EST
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WEBINAR: Oil testing is the best, most cost-effective means to determine the health of power transformers, load tap changers and bulk oil breakers. In this webinar, we'll discuss special programs we have developed for load tap changer and bulk oil breaker owners to optimize their maintenance programs, using data from Doble’s diagnostic package of tests.

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January 2017

Essentials of Generator Protection

January 4, 2017 @ 1:00 pm - 2:00 pm EST
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WEBINAR: This webinar will present key aspects of protecting your generator under abnormal conditions impacting the security and dependability of a power system. Various protective elements will be covered in this presentation including differential protection, reverse power, negative sequence, and accidental or inadvertent energization.

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Transformer Specification & Vendor Prequalification

January 10, 2017 @ 11:00 am - 12:15 pm EST
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WEBINAR: In this webinar, we’ll discuss an effective procurement system process which uses a detailed specification and the transformer vendor pre-approval process to identify suitable power transformer vendors to meet the client’s specification.

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Assessing Impact of Geomagnetic Disturbances on Large Power Transformers (NERC TPL-007-1 Compliance)

January 17, 2017 @ 11:00 am - 12:15 pm EST
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WEBINAR: This webinar will address how geomagnetic disturbances can impact transformers, new NERC standards to address geomagnetic disturbance events, and transformer thermal impact assessment requirements. Assessment approaches for service aged transformers with limited original design data will also be covered.

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February 2017

Importance of Testing SF6 Circuit Breakers

February 1, 2017 @ 1:00 pm - 2:00 pm EST
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WEBINAR: The purpose of performing Doble tests is to detect the presence of contamination and/or deterioration of the breaker’s insulating system. This is true for all types of circuit breakers, including those with SF6 as an insulation medium. This presentation will explain the importance and procedure for testing SF6 type circuit breakers. Several case studies will display the effectiveness of performing the tests.

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Comprehensive In-Service Generator Testing Solutions: EMI, PD & Shorted Turns Testing

February 2, 2017 @ 11:00 am - 12:15 pm EST
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WEBINAR: This webinar will highlight the benefits of performing stator and rotor tests as part of an integrated in-service diagnostic testing program. Test scheduling where the widest range of loading possibilities can be provided improves sensitivity to detect issues such as winding looseness or shorted turns.

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Insulating Materials: How to Take Proper Oil Samples

February 7, 2017 @ 11:00 am - 12:15 pm EST
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WEBINAR: For in-service liquid filled electric apparatus, sampling of the liquid dielectric provides a method to determine the condition of the solid and liquid insulation as well as the operating condition of the apparatus without opening or de-energizing the apparatus. This webinar will provide an overview of good insulating fluid sampling practices.

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April 2017

Doble Testing of Three-Winding Transformers

April 5, 2017 @ 1:00 pm - 2:00 pm EDT
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WEBINAR: Power factor and capacitance testing of the overall insulation of a three-winding transformer is a diagnostic tool that can help identify the condition of the transformer. In this webinar, Doble will explain the three-winding testing procedure on a step-by-step basis, so that a deep understanding of the test will be obtained.

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