Tlaletso Global Photonics (TGO) designs and manufactures laser diodes, VCSEL, DFB lasers, laser drivers, CDR circuits, optical modulators, TIAs, co-packaged optics, silicon photonics, linear drive plu...
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These practices shaped the standards for relay protection and influenced the design of future protection relays. Note: The evolution from simple
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This paper is based upon a NERC report released in 2013 that claimed a dramatic rise in the annual number of misoperations―due in large part to the complexity of programming and testing numerical
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This paper explores the development of relay protection technology in smart grids, analyzing its applications in intelligent algorithms, digital devices, and automated coordination.
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Digital protective relays have more than 40 years of successful operating history. Reliability data, recorded over this period, have shown continuous and dramatic improvements. This paper publishes
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The design facilitated the swift implementation of new protection strategies and the incorporation of advanced electronics into existing relay systems, enhancing overall system performance and reliability.
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It provides background information on power system behavior,
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The next era was static or electronic relays, which were introduced in the 1960s. The present era with microprocessor based relays started in the beginning of the 1980s, where microprocessor performed
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A. A. Feathers, A. Mubaraki, A. Nungo, and N. Paz, “Relay Performance Index for a Sustainable Relay Replacement Program,” proceedings of the 41st Annual Western Protective Relay
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It provides background information on power system behavior, reviews existing practices, and discusses the functionalities of typical protective relays, offering new methods for improving load
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EQL employs the following measures to ensure protection relays are reliable and operational: Maintain updated asset registers of all protection relays. Conduct site audits as required to validate and
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Various relay risk factors are analyzed and weighted including failure rate, misoperation rate, age, relay class, scheme type, bus configuration, and customer count. The paper will detail how each factor is
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This paper explains an innovative approach taken in managing protection relays towards operational optimization and excellence. Protection relays are critical i
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These practices shaped the standards for relay protection and influenced the design of future protection relays. Note: The evolution from simple fuses to electromechanical relays marked a
View moreHigh-power CW/pulsed laser diodes (808nm–1550nm) and VCSEL arrays for 3D sensing, LIDAR, and optical interconnects.
Co-packaged optics engines, silicon photonics ICs, and optical I/O solutions for high-density switches and AI clusters.
400G/800G QSFP-DD/OSFP modules, active optical cables, and custom optical engines for data center interconnects.
Low-jitter laser drivers, integrated CDR circuits, and linear TIAs for coherent optics and short-reach links.
We provide custom laser diodes, VCSEL arrays, DFB lasers, drivers, CDR, modulators, TIAs, co-packaged optics, silicon photonics, LPO, transceivers, and AOCs.
From prototype to mass production, our team ensures premium quality and technical support.
23 Photonics Avenue, Techno Park, Stellenbosch, 7600, South Africa
+27 63 148 2975 | +27 63 148 2975 | [email protected]