One step transesterification of biodiesel production using simultaneous cooling and microwave heating

2017 ◽  
Vol 146 ◽  
pp. 57-62 ◽  
Author(s):  
Teo Chee Loong ◽  
Ani Idris
RSC Advances ◽  
2020 ◽  
Vol 10 (45) ◽  
pp. 27183-27193
Author(s):  
Rose Fadzilah Abdullah ◽  
Umer Rashid ◽  
Yun Hin Taufiq-Yap ◽  
Mohd Lokman Ibrahim ◽  
Chawalit Ngamcharussrivichai ◽  
...  

The potential of bifunctional nanocatalysts obtained from waste palm kernel shell (PKS) was investigated for one-step transesterification–esterification under mild conditions.


2021 ◽  
Author(s):  
Jing Zhu ◽  
Jingyi Zhang ◽  
Ruiming Lin ◽  
Benwei Fu ◽  
Chengyi Song ◽  
...  

We demonstrate a rapid one-step scalable microwave heating-based method to prepare Ti3C2Tx MXenes, which shortens the synthesis time from tens of hours from state-of-the-art approaches to 15 minutes and avoids...


2004 ◽  
Vol 34 (3) ◽  
pp. 413-420 ◽  
Author(s):  
Sanjay Kumar ◽  
Mili Kapoor ◽  
Namita Surolia ◽  
Avadhesha Surolia

Energy ◽  
2016 ◽  
Vol 94 ◽  
pp. 401-408 ◽  
Author(s):  
Xiaolei Zhang ◽  
Song Yan ◽  
Rajeshwar Dayal Tyagi ◽  
Patrick Drogui ◽  
Rao Y. Surampalli

2018 ◽  
Vol 2018 ◽  
pp. 1-8 ◽  
Author(s):  
Dewi Harreh ◽  
A. A. Saleh ◽  
A. N. R. Reddy ◽  
S. Hamdan

The application of nonedible feedstock for the production of biodiesel has become an area of research interest among clean energy experts in the past few years. This research is aimed at the utilization of Pongamia pinnata (karanja), a nonedible feedstock from the state of Sarawak, Malaysia, to produce biodiesel to be known as crude karanja oil (CKO). A one-step transesterification process utilizing 7 : 1–10 : 1 wt% methanol (CH3OH) and 0.5–1.2 wt% sodium hydroxide (NaOH) at 65°C for 1.5 hrs has been used for the biodiesel production yielding 84% conversion. The physiochemical properties of the CKO produced revealed that it conforms with EN14214 standards for brake power (BP), brake specific fuel consumption (BSFC), and brake thermal efficiency (BTE) as they are all noted be optimal at B40.


2013 ◽  
Vol 61 (2) ◽  
pp. 570-576 ◽  
Author(s):  
Yuan-Chung Lin ◽  
Po-Ming Yang ◽  
Shang-Cyuan Chen ◽  
Yao-Ting Tu ◽  
Jia-Fang Lin

2018 ◽  
Vol 39 (4) ◽  
pp. 37
Author(s):  
Ulisses Magalhães Nascimento ◽  
Antonio Carlos Sales Vasconcelos ◽  
Eduardo Bessa Azevedo ◽  
Fernando Carvalho Silva

Reactions under microwave heating present reduced reaction times and larger yields. Therefore, this work is aimed at adapting a domestic microwave oven and optimizing the transesterification reaction used in biodiesel production with microwave heating, using babaçu coconut oil as raw material. It was used a central composite design for varying irradiation time, KOH concentration, and oil:methanol ratio. Statistical analyses were performed in orderto assess the significance of the model used. The optimized experimental conditions were: oil:methanol ratio, 8.59; KOH concentration, 2.19 %; and irradiation time, 70 seconds, givingan yield of approximately 100% regarding esters formation.


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