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Determination of the required force to pick cottonseed from four cotton varieties boll in three different harvesting time CIGR Journal
Azadbakht, Mohsen; Jahanian, Mahshid; Asghari, Ali; Nowrouzieh, Shahram.
The cotton plant contains fruits called capsules or bolls, in which the cotton fiber grows, and after the growth stages, the fibers appear through separating the carpels. This research investigated the required force to pick the cottonseed from four cotton variety   (Golestan, Khorshid, Sajedi, and Kashmar) in three levels of moisture (three harvesting times) and three revolutions (1500, 2500 and 3500 rpm). To measure this force, designed and manufactured a device similar to a spindle cotton picker and using the actual needle of John Deere machine 9920. The bolls were tested in different revolution and moisture levels with the device. The results of experiments showed that the cross-effects of variety on speed, harvesting time on variety and harvesting...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Cotton; Force; Fiber; Harvest; Cottonseed.
Ano: 2020 URL: http://www.cigrjournal.org/index.php/Ejounral/article/view/5354
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Determination of thermal properties of the Cavendish banana peel as a function of temperature and moisture CIGR Journal
Azadbakht, Mohsen; Asghari, Ali; Akbarnejad, Akbar.
The three most important characteristics of heat transfer in materials are thermal conductivity, thermal diffusivity and specific heat capacity. The thermal conductivity of banana peel was measured with a linear heat source. The specific heat of banana peel was obtained with a calorimeter. The thermal diffusivity coefficients were obtained by using mathematical equations. The results showed that the effect of moisture content and temperature on the thermal conductivity coefficients, specific heat and thermal diffusivity coefficients was significant at 1%. By increasing temperature, the thermal conductivity coefficients have increased in all moisture content. By reducing the moisture content the thermal conductivity coefficients were reduced in all...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Thermal conductivity; Banana peel; Thermal diffusivity; Specific heat.
Ano: 2015 URL: http://www.cigrjournal.org/index.php/Ejounral/article/view/3415
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