Microwave drying characteristics of microalgae (Chlorella vulgaris) for biofuel production

2016 ◽  
Vol 18 (8) ◽  
pp. 2441-2451 ◽  
Author(s):  
Al Rey C. Villagracia ◽  
Andres Philip Mayol ◽  
Aristotle T. Ubando ◽  
Jose Bienvenido Manuel M. Biona ◽  
Nelson B. Arboleda ◽  
...  
Author(s):  
Sunanda ◽  
◽  
Satish Kumar ◽  
H. G. Ramya ◽  
M. S. Alam ◽  
...  

2013 ◽  
Vol 724-725 ◽  
pp. 296-299
Author(s):  
Chun Xiang Chen ◽  
Xiao Qian Ma ◽  
Xiao Cong Li ◽  
Wei Ping Qin

To find out an alternative of coal saving, a kind of microalgae, Chlorella vulgaris (C. vulgaris) which is widespread in fresh water was studied by digital blast drying system. The effect of the moisture content, drying thickness and temperature on the drying process of C. vulgaris were investigated. The results indicated that when the drying temperature is high, the moisture content is low and the material thickness is small, the drying time is short. The drying process of C.vulgaris can be divided into two stages, and the mass loss is mainly occurred in the second stage . The results will provide guidance for design of drying process and dryer of microalgae.


Author(s):  
Guo Zhanyong ◽  
Ju Shaohua ◽  
Lei Ting ◽  
Peng Jinhui ◽  
Zhang Libo ◽  
...  

2016 ◽  
Vol 12 (4) ◽  
pp. 395-409 ◽  
Author(s):  
Wittawat Trirattanapikul ◽  
Singhanat Phoungchandang

Abstract Gac fruit (Momordica cochinchinensis L.) pulp is high in carotenoids and fiber; however, it is discarded during process. Both maturity stages of matured gac fruit could be used in the drying experiments. Gac fruit pulp was dried by different drying methods including tray drying (40–60 °C), heat pump-assisted dehumidified drying (40–60 °C), microwave drying (450–900 W), mixed-mode solar drying and freeze drying. The Modified Henderson model presented the best fit of desorption isotherms. New model proposed was the best drying model. Quality evaluation by β-carotene, lycopene, lutein, total phenolics and antioxidant activity revealed that heat pump-assisted dehumidified drying at 60 °C provided the highest lutein, total phenolics and antioxidant activity and could reduce drying time by 25 % and increased lutein, total phenolics and antioxidant activity by 12.6 %, 32.0 % and 0.3 %, respectively and is more promising drying method for gac fruit pulp.


2013 ◽  
Vol 838-841 ◽  
pp. 2643-2647
Author(s):  
Jin Ping Li ◽  
Meng Yao Li ◽  
Wen Yao ◽  
Ni Wang

Combination of oven and microwave and only oven are two ways to study municipal sludge,and it investigates whether different size, microwave drying pretreatment, pretreatment time and oven temperature characteristics have effect on drying characteristics. The results shows that: using microwave to dry sludge need short time, the drying rate is fast, combination of oven and microwave has higher drying rate and lower energy consumption than only oven.


2017 ◽  
Vol 243 ◽  
pp. 147-153 ◽  
Author(s):  
Jared Church ◽  
Jae-Hoon Hwang ◽  
Keug-Tae Kim ◽  
Rebecca McLean ◽  
You-Kwan Oh ◽  
...  

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