Fruit Tree (Malus domestica) Branch Biochar via Pyrolysis: Optimization of Temperature and Holding Time
Discarded apple tree branches from Yantai, China, were pyrolyzed at 300 to 700 °C with holding times (0 to 120 min) to optimize biochar production parameters. Results showed that compared to 300 °C, increasing pyrolysis temperature from 400 to 700 °C (0 min holding) enhanced fixed carbon content 1.3...
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| Language: | English |
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North Carolina State University
2025-05-01
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| Series: | BioResources |
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| Online Access: | https://ojs.bioresources.com/index.php/BRJ/article/view/24598 |
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| author | Zhao Cao Yujia Li Xinran Xie Huadong Zhang Shoujun Yang |
| author_facet | Zhao Cao Yujia Li Xinran Xie Huadong Zhang Shoujun Yang |
| author_sort | Zhao Cao |
| collection | DOAJ |
| description | Discarded apple tree branches from Yantai, China, were pyrolyzed at 300 to 700 °C with holding times (0 to 120 min) to optimize biochar production parameters. Results showed that compared to 300 °C, increasing pyrolysis temperature from 400 to 700 °C (0 min holding) enhanced fixed carbon content 1.39 to 8.30%, carbon content by 16.31 to 28.84%, while reducing C/H ratios 18.29 to 66.33%. When holding time extended from 60 to 120 min across temperatures, fixed carbon content increased 0.31 to 2.56% below 600 °C but showed minimal gains at higher temperatures. Carbon content changes became negligible (≤ 0.69%) above 500 °C with extended holding. Considering both quality and yield, 600 °C pyrolysis temperature with 60 min holding time was identified as the optimal condition for producing biochar with enhanced carbon stability and resource utilization efficiency. This study provided scientific support for converting fruit tree waste into functional carbon materials through controlled pyrolysis processes. |
| format | Article |
| id | doaj-art-e97f900d4fb649c69c2a5c91ebae47ee |
| institution | Kabale University |
| issn | 1930-2126 |
| language | English |
| publishDate | 2025-05-01 |
| publisher | North Carolina State University |
| record_format | Article |
| series | BioResources |
| spelling | doaj-art-e97f900d4fb649c69c2a5c91ebae47ee2025-08-20T03:26:14ZengNorth Carolina State UniversityBioResources1930-21262025-05-01203553355523174Fruit Tree (Malus domestica) Branch Biochar via Pyrolysis: Optimization of Temperature and Holding TimeZhao Cao0https://orcid.org/0009-0008-8891-7900Yujia Li1https://orcid.org/0009-0008-7376-3777Xinran Xie2Huadong Zhang3Shoujun Yang4Yantai Institute, China Agricultural University, 264670 Yantai, Shandong Province, ChinaYantai Institute, China Agricultural University, 264670 Yantai, Shandong Province, ChinaYantai Institute, China Agricultural University, 264670 Yantai, Shandong Province, ChinaYantai Institute, China Agricultural University, 264670 Yantai, Shandong Province, ChinaYantai Institute, China Agricultural University, 264670 Yantai, Shandong Province, ChinaDiscarded apple tree branches from Yantai, China, were pyrolyzed at 300 to 700 °C with holding times (0 to 120 min) to optimize biochar production parameters. Results showed that compared to 300 °C, increasing pyrolysis temperature from 400 to 700 °C (0 min holding) enhanced fixed carbon content 1.39 to 8.30%, carbon content by 16.31 to 28.84%, while reducing C/H ratios 18.29 to 66.33%. When holding time extended from 60 to 120 min across temperatures, fixed carbon content increased 0.31 to 2.56% below 600 °C but showed minimal gains at higher temperatures. Carbon content changes became negligible (≤ 0.69%) above 500 °C with extended holding. Considering both quality and yield, 600 °C pyrolysis temperature with 60 min holding time was identified as the optimal condition for producing biochar with enhanced carbon stability and resource utilization efficiency. This study provided scientific support for converting fruit tree waste into functional carbon materials through controlled pyrolysis processes.https://ojs.bioresources.com/index.php/BRJ/article/view/24598pyrolysis tempertureholding timebiochar compositionyieldsurface microscopic characteristics |
| spellingShingle | Zhao Cao Yujia Li Xinran Xie Huadong Zhang Shoujun Yang Fruit Tree (Malus domestica) Branch Biochar via Pyrolysis: Optimization of Temperature and Holding Time BioResources pyrolysis temperture holding time biochar composition yield surface microscopic characteristics |
| title | Fruit Tree (Malus domestica) Branch Biochar via Pyrolysis: Optimization of Temperature and Holding Time |
| title_full | Fruit Tree (Malus domestica) Branch Biochar via Pyrolysis: Optimization of Temperature and Holding Time |
| title_fullStr | Fruit Tree (Malus domestica) Branch Biochar via Pyrolysis: Optimization of Temperature and Holding Time |
| title_full_unstemmed | Fruit Tree (Malus domestica) Branch Biochar via Pyrolysis: Optimization of Temperature and Holding Time |
| title_short | Fruit Tree (Malus domestica) Branch Biochar via Pyrolysis: Optimization of Temperature and Holding Time |
| title_sort | fruit tree malus domestica branch biochar via pyrolysis optimization of temperature and holding time |
| topic | pyrolysis temperture holding time biochar composition yield surface microscopic characteristics |
| url | https://ojs.bioresources.com/index.php/BRJ/article/view/24598 |
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