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janvier 2021
Transformer Differential Application and Testing of Differential Function Training
This virtual, one-day training is designed for engineers and technicians involved with transformer relay applications, settings criteria, and testing. This combination of theory and step-by-step testing procedure for each protective element is unique and will bridge relay application, settings, and testing. You will learn the theory in a much easier way and the technicians will be able to test protective functions in a meaningful manner. This training will deal with the differential protection applied at transformers which will include detailed…
Voir les détails »février 2021
Fault Calculations & Symmetrical Components
This virtual training is designed for engineers and technicians involved with protective relaying. Knowledge of fault current including symmetrical components is a must for protection engineers and engineers involved with engineers who specify electrical equipment. Any analysis of system events involving protective relaying requires a sound knowledge of fault analysis. Course Outline Calculation of three phase faults using Ohmic method Per unit method for simplifying fault current calculations Worked-out example using per unit method— 3ph, ph-ph, and ph-ground Typical values of…
Voir les détails »Fundamentals of Renewables
This 4-hour virtual training is designed to present an overview of wind and solar power along with issues associated with integrating renewables into power grid. The material presented in this course will enable the attendee to get very good understanding of renewables. Course Outline Types of wind power generation Short circuit output of each type of wind power generators Issues and solutions related to relay protection Harmonic generation by each type and solutions Impact of harmonics on transformers applied at…
Voir les détails »Line Protection Using Step Distance and High Speed Communication
This virtual training is designed for engineers working in the area of relay protection. Engineers with varying level of experience will gain valuable information related to application and settings. This theory course will provide a detailed information related to distance protection along with protective schemes such as step distance and communication assisted protection (DCB, POTT, DTT, etc.). The material is presented in a very easy to follow format. Course Outline Basic working of distance relays Detailed theory of distance protection Mho…
Voir les détails »Condition Monitoring of Transformers
This webinar will review the benefits of applying online transformer monitoring such as dissolved gas analysis, bushing monitoring and partial discharge detection. We will consider the most applicable DGA analyser in different situations (single or composite gas monitors to multi-gas units), as well as, the data management. We will also discuss partial discharge detection and bushing power factor measurements to diagnose developing problems. Case studies will be used to demonstrate the value that online condition monitoring can bring to managing…
Voir les détails »Line Differential-Theory and Testing Procedure
This 2-hour virtual training is designed for engineers and technicians who are seeking knowledge in the area of line current differential. The relays used will be the ones that implement line current differential using the alpha plane. The testing procedure will be shown and will be followed by a detailed explanation of the alpha plane. The material is presented in a very easy to understand format. LEARN MORE
Voir les détails »2021 Life of a Transformer Seminar | Virtual Seminar
Are you in a role with transformer life-cycle management responsibilities? Interested in a refresher course on transformer design & manufacturing, factory acceptance testing, field testing and the latest technologies? Over 9,500 global delegates from over 50 countries have benefited from Doble’s Life of a Transformer Seminar over the past 18 years. See why so many people say this seminar is a critical training opportunity for every transformer engineer and new electrical power engineer. Highlights of this virtual event include: Live-streamed concurrent…
Voir les détails »Condition Monitoring of Transformers
This webinar will review the benefits of applying online transformer monitoring such as dissolved gas analysis, bushing monitoring and partial discharge detection. We will consider the most applicable DGA analyser in different situations (single or composite gas monitors to multi-gas units), as well as, the data management. We will also discuss partial discharge detection and bushing power factor measurements to diagnose developing problems. Case studies will be used to demonstrate the value that online condition monitoring can bring to managing…
Voir les détails »Current Transformers
This training is designed for engineers and technicians involved with relay protection. Current transformers are the eyes and ears of relay protection. Incorrect selection of size and class can be catastrophic. This two-hour seminar will take you through the basics of current transformers, current transformer saturation due to ac and dc offset currents, selection of appropriate class, and ratio to assure proper relay operation. You will take away a sound understanding of current transformer selection, saturation due to ac and…
Voir les détails »Motor Protection
This 2-hour virtual training is designed for engineers and technicians who are seeking knowledge in the area of motor protection in an easy to understand format. All protective elements applied at motors will be presented including setting guidelines. This course will cover the following protective elements: Overload Locked rotor Load jam Ground fault Differential Phase reversal Current Unbalance Load loss Undervoltage Overvoltage Surge protection LEARN MORE
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