Search Results - "Ebert, J.A."

Power transformer operation at over and underexcitation, benefits and consequences by Ebert, J.A.

“…Optimum use demands that a transformer's turn ratio be changed to accommodate varying system needs. The power transmission voltage on a system may change due…”
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Performance of a 1-MVA HTS demonstration transformer by Schwenerly, S.W., McConnell, B.W., Demko, J.A., Fadnek, A., Hsu, J., List, F.A., Walker, M.S., Hazelton, D.W., Murray, F.S., Rice, J.A., Trautwein, C.M., Shi, X., Farrell, R.A., Bascuhan, J., Hintz, R.E., Mehta, S.P., Aversa, N., Ebert, J.A., Bednar, B.A., Neder, D.J., McIlheran, A.A., Michel, P.C., Nemce, J.J., Pleva, E.F., Swenton, A.C., Swets, W., Longsworth, R.C., Johsnon, R.C., Jones, R.H., Nelson, J.K., Degeneff, R.C., Salon, S.J.

“…We report on test results for a single phase, 60-Hz, 13.8 kV/6.9 kV, 1-MVA high temperature superconducting (HTS) transformer which was completed in February,…”
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Criteria for reliable dual voltage power transformers by Ebert, J.A.

“…Power transmission systems often have more than one voltage level. They also may have several subtransmission levels or be in the process of converting from an…”
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Application considerations for variable volts per turn power transformers by Ebert, J.A.

“…Power transformer tap changing, either under load or when the transformer is de-energized, can be achieved by tapping the winding other than that which is…”
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Criteria for reliable dual voltage power transformers by Ebert, J.A.

“…Power transmission systems often have more than one voltage level. They also may have several subtransmission levels or be in the process of converting from an…”
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