Determining the main characteristics of motor lubricants using color indices and prediction models

Z Zlatev, A Ivanova-Vasileva, T Georgieva, P Daskalov - Tem journal, 2022 - ceeol.com
This paper proposes tools for predicting the main characteristics of motor lubricating oils that
can be used to assess their quality. A comparative analysis of four measuring devices …

Environmental Evaluation of Stacked Hen Houses Based on Fuzzy Comprehensive Evaluation

X Liu, X Ye, M Li, H Li, K Zhan… - 2022 IEEE 10th Joint …, 2022 - ieeexplore.ieee.org
The environmental quality of stacked hen houses is an important factor affecting the
production of laying hens. An evaluation model of environmental quality in different locations …

[PDF][PDF] A COMPARATIVE ANALYSIS OF OPTICAL INSTRUMENTS PROPERTIES FOR THE PREDICTION OF MAIN CHARACTERISTICS OF ENGINE OILS3

DEA Ivanova-Vasileva, Z Zlatev, T Georgieva… - conf.uni-ruse.bg
In the existing work, a comparative analysis of four measuring devices, operating on optical
principle, was made to predict the main characteristics of motor lubricating oils. According to …

[PDF][PDF] Study of the influence of the storage period and the temperature regime on the quality of commercial eggs of guinea fowl and hens through the changes in the …

R Ivanova - 2021 - lib.au-plovdiv.bg
The changes in the height of the air cell of eggs of guineas and chicken hens at different
storage periods–1, 3 and 6 months at 3 temperature regimes–0–4 C, 5–7 C, 15 С was …

Проучване влиянието на срока на съхранение и температурния режим върху качеството на стокови яйца от токачки и кокошки чрез промените във …

Р Иванова - … Journal of Animal Husbandry/Životnov Dni …, 2021 - search.ebscohost.com
The changes in the height of the air cell of eggs of guineas and chicken hens at different
storage periods–1, 3 and 6 months at 3 temperature regimes–0–4 C, 5–7 C, 15 С was …