Browsing by Author "Wistara, Nyoman J."
Now showing items 1-9 of 9
-
Biopelet dari Limbah Batang Sorgum (Sorghum bicolor L.)
Ilmi, Syahrul | Wistara, Nyoman J. | Hendra, Djeni (2015)Sorghum (Sorghum bicolor L.) is a potential cereal crop with a wide area of adaptation. The purpose of this study was to examine the physical quality of biopellet produced from the waste of sorghum stalk fortified with ... -
Biopelet: Energi Terbarukan dari Batang Kelapa Sawit
Rohmatullah, Moh. Arif | Wistara, Nyoman J. | Pari, Gustan (2014)Oil palm trunk (OPT) is a potentional source of biomass for the production of biopellet. In the present research, biopellets were prepared from 25 years old OPT. It was prepared by mixing the meristem part with various ... -
Briket Arang Serbuk Kayu Sengon Berperekat Limbah Pengolahan Resin Pinus
Pramudita, Sintia | Wistara, Nyoman J. (2015)Sengon wood sawdust is a potential resource of renewable energy. Its calorific value can be increased through charcoal briquetting. Unclassified Pine Rosin from the waste of pine resin processing was used as the briquette ... -
Kualitas Kayu Ampupu (Eucalyptus urophylla S. T.Blake) Berbagai Umur Tanam Sebagai Bahan Baku Pulp dan Kertas
Nasdy, Angga Wijaya | Wistara, Nyoman J. | Sugesty, Susi (2013)Ampupu wood a fast growing species, has been a major raw material for pulp and paper production. Ampupu wood (Eucalyptus urophylla S. T. Blake) of 4, 5, 6, and 7 years old were determine the fiber dimension and chemical ... -
Pengaruh Penjarangan dan Pelebaran Jarak Naungan terhadap Sifat Dasar Kayu Meranti Merah
Sukowati, Munawar | Wistara, Nyoman J. | Pamoengkas, Prijanto (2013)Endeavor to increase the growth rate of red meranti (Shorea leprosula Miq.) in natural forest has been carried out through the silviculture system of selective cutting and line planting (TPTJ). Even though high growth rate ... -
Peningkatan Rendemen Gula Pereduksi dari Kayu Jabon (Anthocephalus cadamba Miq.) dengan Perlakuan Air Kapur (Ca(OH)2)
Amin, Yusup | Syafii, Wasrin | Wistara, Nyoman J. (2014)Biomassa kayu merupakan sumber gula paling melimpah yang dapat dikonversi menjadi bioetanol. Komponen utama dinding sel kayu terdiri dari selulosa, hemiselulosa dan lignin. Secara biologis hanya komponen selulosa dan ... -
Produksi Gula Pereduksi Melalui Rekayasa Proses Pra-perlakuan Bambu Betung (Dendrocalamus asper (Schult.f))
Fatriasari, Widya | Syafii, Wasrin | Wistara, Nyoman J. | Syamsu, Khaswar | Prasetya, Bambang (2014)Lignin dan struktur kristalin selulosa merupakan faktor pembatas utama pada proses konversi bahan berlignoselulosa menjadi gula pereduksi. Dalam rangka meningkatkan aksesibilitas enzim maka perlu dilakukan modifikasi ... -
Produktivitas bioetanol empat jenis pulp dengan tingkat perlakuan fisik berbeda
Sitanggang, Vera Junita | Wistara, Nyoman J. | Hermiati, E (2010)Etanol merupakan salah satu jenis biofuel yang penggunaannya dapat mengurangi konsumsi bahan bakar tambang dan secara signifikan dapat mengurangi emisi gas rumah kaca. Sebagian besar bioetanol diproduksi dari bahan ... -
Sifat Pulp Campuran antara Pulp Asli Bambu dan Pulp Karton Bekas (Old Corrugated Containers)
Purnamasari, Dwi Anggraini | Wistara, Nyoman J. | Indrawan, Dian Anggraini (2012)OCC was soaked for 7 days and disintegrated afterward. Soda pulping of bamboo was carried out following the pulping parameters of 35% NaOH charge, L/W of 4/1, maximum temperature of 170 oC and total cooking time of 3 hours. ...