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Análisis de la variación de la viscosidad cinemática de un aceite ...

Análisis de la variación de la viscosidad cinemática de un aceite ...

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ISSN 0120-4211<br />

transformación directa en biodiesel. Esto<br />

implicará <strong>de</strong>sarrol<strong>la</strong>r mezc<strong>la</strong>s con distintos<br />

<strong>aceite</strong>s para lograr <strong>la</strong> disminución <strong>de</strong> <strong>la</strong><br />

<strong>viscosidad</strong>.<br />

La mezc<strong>la</strong> estándar <strong>de</strong> <strong>aceite</strong> <strong>de</strong> girasol,<br />

algodón, soya, ajonjolí, maní y oleína <strong>de</strong> palma<br />

presenta <strong>un</strong> comportamiento i<strong>de</strong>al newtoniano<br />

a temperatura ambiente. Sin embargo, <strong>un</strong>a vez<br />

<strong>la</strong> temperatura aumenta su comportamiento se<br />

hace complejo. A temperaturas mayores <strong>de</strong> 35<br />

BIBLIOGRAFIA<br />

Amado, E., Perea, J. López. A. Caracterización termoanalítica <strong>de</strong> semil<strong>la</strong>s <strong>de</strong> Ricinus<br />

cumm<strong>un</strong>is varieda<strong>de</strong>s mamona b<strong>la</strong>nca, mamona negra y Silvestre: análisis <strong>de</strong> <strong>la</strong>s<br />

propieda<strong>de</strong>s reológicas <strong>de</strong>l biodiesel. Bistua. 2006, 4(1):15-20.<br />

Canoira, L Alcántara, R. Torcal, S. Tsiouvaras, N. Lois, E. Korres, D. Nitration of bioidiesel<br />

of waste oil: nitrated biodiesel as a cetane number enhancer. Fuel. 2007 (86):965-971.<br />

Felizardo, P. Correia, N. Raposo, I. Men<strong>de</strong>s, J. Berkemier, R. Bordado, J. Production of<br />

biodiesel from waste frying oils. Waste Management. 2006 (26): 487-494.<br />

Fernando, S. Karra, P. Hernan<strong>de</strong>z, R. Kumar, S. Effect of incompletely converted soybean<br />

oil on biodiesel quality. Energy, 2007 (32):844-851.<br />

George, S. Bal<strong>la</strong>, S. Gautam, V. Gautam, M. Effect of diesel soot on lubricant oil viscosity.<br />

Tribology International. 2007 (40):809-818.<br />

Knothe, G. Depen<strong>de</strong>nce of biodiesel fuel properties on the structure of fatty acid alkyl esters.<br />

Fuel Process Technol. 2005 (86): 1059-1070.<br />

Lacey, R. Payne, F. Ultrasonic velocity in used corn oil as a measure of oil quality.<br />

Transactions of the ASAE. 1994 (37): 1583-1589.<br />

Le<strong>un</strong>g, D. Guo, Y. Transesterification of neat and used frying oil: Optimization for biodiesel<br />

production. Fuel Processing Technology. 2006 (87): 883-890.<br />

Mangesh, G. Kulkarni, A. Da<strong>la</strong>i, A. Bakhshi, N. Transesterification of cano<strong>la</strong> oil in mixed<br />

methanol/ethanol system and use of esters as lubricity additive. Bioresourse<br />

Technology.2007 (98):2027-2033.<br />

Marchetti, J. Miguel, V. Errazu, A. Heterogeneous esterification of oil with high amo<strong>un</strong>t of<br />

free fatty acids. Fuel. 2007 (86): 906-910.<br />

Meher L., Vidya D., Naik S. Technical aspects of biodiesel production by transesterification<br />

- review. Renewable and Sustainable energy review. 2006: 248-268.<br />

Pugazhvadivu, M. Jeyachandran, K. Investigations on the performance and exhaust<br />

emissions of a diesel engine using preheated waste frying oil as fuel. Renewable Energy.<br />

2005, 30 (14):2189-2202.<br />

Silva, M., Singh, R. Viscosity and surface tension of corn oil at frying temperatures. J. Food<br />

Processing and Preservation. 1995 (19):259-270.<br />

Srivastava, A, Prasad. R. Triglyceri<strong>de</strong>s-based diesel fuels. Renev.Sustain.Energy Rev. 2004<br />

(4):111-133.<br />

Tat, M, Van Garpen. The Kinematic viscosity of biodiesel and its blends with diesel fuel.<br />

JAOCS. 1999, 76 (12):1511-1513.<br />

Ya<strong>un</strong>, W. Hansen, A. Zhang, Q. Tan, Z. Temperature <strong>de</strong>pen<strong>de</strong>nt kinematic viscosity of<br />

selected biodiesel fuels and blends with diesel fuel. JAOCS. 2005, 82 (3)195-199.<br />

Zheng, S. Kates, M. Dube, M. Mclean, D. Biomass and Bioenergy. Acid catalized production<br />

of biodiesel from waste frying oil. 2006 (30):267-272.<br />

Facultad <strong>de</strong> Ciencias Básicas Universidad <strong>de</strong> Pamplona Impresa en Colombia<br />

BISTUA Vol. 4 No. 2<br />

ºC se observa el fenómeno <strong>de</strong> fluido no<br />

newtoniano di<strong>la</strong>tante para valores menores <strong>de</strong><br />

14 s -1 <strong>de</strong> rata <strong>de</strong> <strong>de</strong>formación <strong>de</strong>bido<br />

posiblemente a <strong>la</strong> presencia <strong>de</strong> sólidos<br />

<strong>de</strong>flocu<strong>la</strong>dos causados por <strong>la</strong> <strong>de</strong>gradación <strong>de</strong>l<br />

<strong>aceite</strong>.<br />

AGRADECIMIENTOS<br />

El autor agra<strong>de</strong>ce a <strong>la</strong> Maestría en Alimentos<br />

<strong>de</strong> <strong>la</strong> Universidad <strong>de</strong> Pamplona por el prèstamo<br />

<strong>de</strong> los equipos.<br />

59

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