Vol. 15 No. 1 (2018): Tekhnê journal | Tekhnê

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Vol. 15, Num. 1 (2018): Tekhnê Journal

Published: 2018-07-06

Full Journal (Vol. 15, Num. 1, 2018)

Fredy Martínez

1-57
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Editorial (Spanish)

Fredy Martínez

11
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Editorial (English)

Fredy Martínez

12
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Mathematical modeling of a DC motor with separate excitation

Carlos Reyes G., Gustavo Gerena T.

13-20
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Modeling and design of DC/DC converters

Lucas Hincapié, Edwin I. Garavito

21-26
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Civil engineering works, a fundamental basis for social change

Lizeth D. Güiza B., Camila A. Ramírez D., Jesús D. Echeverría G.

27-38
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What technologies are being applied in La Guajira (Colombia) for the collection and distribution of water?

Lina M. González R., Camilo A. Castillo V.

39-44
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Informatics Security - VPN

Maritza Ramírez F., Paola A. Segura

45-53
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