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Journal : PERENNIAL

PENGARUH VARIASI KADAR PEREKAT TAPIOKA TERHADAP KARAKTERISTIK BRIKET ARANG LIMBAH KAYU SENGON (Falcataria mollucana): The Influence of Adhesive Content Variation on the Characteristics of Sengon (Falcatataria moluccana) Wood Charcoal Briquettes Siti Mutiara Ridjayanti; Wahyu Hidayat; Rahmi Adi Bazenet; Irwan Sukri Banuwa; Melya Riniarti
PERENNIAL Vol. 17 No. 1 (2021): Vol. 17 No. 1, April 2021
Publisher : Forestry Faculty of Universitas Hasanuddin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24259/perennial.v17i1.13504

Abstract

Biomass waste that has not been utilized properly is wood waste from Sengon (Falcataria moluccana). There is a high potential for these wastes to be used as solid fuel. The quality can be further improved by converting them into charcoal briquettes. This study aimed to determine the effects of adhesive content on the bioenergetic properties of charcoal briquette from sengon wood wastes. Sengon wood waste charcoal was produced with a pyrolysis method at a temperature of > 500 ℃. The charcoal briquettes were produced by mixing charcoal powders with tapioca starch with 5%, 10%, and 15%. The mixed charcoal powders and adhesives were then put into a metal cast and pressed using a Universal Testing Machine (UTM) Testometric M500-50AT under compression of 2,59-5,17 N/mm2 and a target density of 0,5 g/cm3. Biomass briquettes from sengon wood particles were also produced for comparison. The results showed oven-dry density of 0,23-0,25 g/cm3 and 0,18-0,20 g/cm3, for charcoal briquettes and biomass briquettes, respectively. Higher adhesive content increased the density of briquettes. Charcoal briquettes were more hydrophobic than biomass briquettes (control), showing a lower moisture content than control samples. The results of proximate analysis of charcoal briquettes showed volatile matter of 24,96–31,80%; ash content of 3,16–3,24%; and fixed carbon of 58,68–66.40%. Higher adhesive content increased the volatile matter, moisture content, and ash content of the charcoal briquettes and decreased the fixed carbon. The charcoal briquettes have a calorific value of 25,68-27,35 MJ/kg (6.137,67- 6.536,80 cal/g), which is remarkably higher than the control. Higher adhesive content tended to decrease the calorific value of the charcoal briquettes. Lower adhesive content will produce briquettes with good bioenergy characteristics. Sengon wood waste charcoal briquettes with 5% adhesive content have great potential to be developed as an alternative energy source.
STRATEGI PENGEMBANGAN RESTORASI RAWA BUNDER BERBASIS SWOT DI TAMAN NASIONAL WAY KAMBAS: SWOT-Based Bunder Swamp Restoration Development Strategy In Way Kambas National Park Rahmat Safe'i; Irwan Sukri Banuwa; Hari Kaskoyo; Rommy Qurniati
PERENNIAL Vol. 19 No. 1 (2023): Vol. 19 No. 1, April 2023
Publisher : Forestry Faculty of Universitas Hasanuddin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24259/perennial.v19i1.22736

Abstract

Restoration is an effort to increase forest function for carrying capacity and maintenance of life support systems. Way Kambas National Park (TNWK) has been doing restoration activities at the Rawa Bunder Resort since 2021. This study aims to determine the strategy for developing the restoration of Rawa Bunder, TNWK. Collecting data through interviews with the parties (community and managers) using a questionnaire; then analyzing using the Strength, Weakness, Opportunity, Threats (SWOT) method. From the analysis results, the average total score on the IFAS matrix is 1.54, and the EFAS matrix is 1.15. These results indicate that the position of internal and external factors in the development strategy of the Rawa Bunder restoration, TNWK is in quadrant one. Thus, the strategy for developing the restoration of Rawa Bunder, TNWK, that must be applied is aggressive, namely by using strength to take advantage of opportunities.
Co-Authors . Berthiria . Dermiyati Abdullah Aman Damai Ade Suryani Adi Jaya Adi Jaya Afandi Afandi Afandi Afandi Afandi Afandi Afandi Afandi Afandi Afandi Afif Bintoro Afif Bintoro Agus Haryanto Agus Setiawan Ahmad Shan Kemala Jaya Ainin Niswati Ainin Niswati Ainin Niswati Akhmat Sajarwan Arief Darmawan Arif Darmawan Atikah Badzlina Aulia Asmara Loka Br Tarigan Bagus Nugraha, Bagus Bainah Sari Dewi Bangun Adi Wijaya Cakra Birawa Christina Desiana Christine Wulandari Christine Wulandari Christine Wulandari Christine Wulandari Dadi Anesa Debby Agsari Dermiyati Dermiyati Dian Iswandaru Dian Nova Yanti Dio Ivando Duryat - Duryat, Duyat Dyah Indriana Kusumastuti Eko Supriyadi Endro Prasetyo Wahono Eny Puspasari Erdi Suroso Eva Yunita Eva Yunita Falah Rizkasumarta Fathia Chairunnisa Fengky Florante Adji Gunardi Djoko Winarno Gunardi Djoko Winarno Gusri Akhyar Ibrahim Gusti Ayulia Mustika Weni Hari Kaskoyo Hari Kaskoyo Hari Kaskoyo Harun Al Rasyid Helen Yuseva Ayu Hendra Prasetia Hendra Prasetia Hendra Prasetia Henrie Buchari Henrie Buchari Henrie Buchari Henrie Buchori Hery Novpriansyah Hilda indhira I Ketut Suada Imawan Abdul Qohar Indra Gumay Febryano Jamalam Lumbanraja Karina Rayyandini Kus Hendarto Kuswanta Futas Hidayat Kuswanta Futas Hidayat Laksono Trisnantoro Lanang Koko Fernando Leila Dimayuga Landicho Lia Mulyana Libero Tri Buana Maksum Amin Jauhari Mamat Anwar Pulung Melya Riniarti Mochamad Anwar Muhajir Utomo Muhajir Utomo Muhajir Utomo Muhajir Utomo Muhajir Utomo Muhajir Utomo Muhajir Utomo Muhammad Hanif Alfatah Nindya Tria Puspita Oktarina Maulida Pitojo Budiono Rahmat Safe'i Rahmat Safe’i Rahmat Saleh Rahmi Adi Bazenet Rahmi Adi Bazenet Rahmi Adi Bazenet Ratih Rinda Ningsih Refki Kurniawan Khair Ricky Ardiansyah Rommy Qurniati Romnick Salvago Baliton Rosidah Amini Rowena Esperenza Dicolen Cabahug Rudi Hilmanto Rusdi Evizal Rusita Rusita Sahel Renegade Saragih Sanjaya, Purba Septiana, Liska Mutiara Setyo Widagdo Setyo Widagdo Siti Mutiara Ridjayanti Siti Mutiara Ridjayanti Siti Mutiara Ridjayanti Slamet Budi Yuwono Slamet Budi Yuwono Sobirin Sobirin Sri Yusnaini Subeki Subeki suci hardina rahmawati Suci Rahmadhani Sugeng Triyono Susni Herwanti Suwido Hester Limin Takashi Inoue Tamaluddin Syam Tanto Pratondo Utomo Tartila Fajar Masryfah Tika Mutiasari Udin Hasanudin Udin Hasanudin Udin Hasanudin Untung Darung Wahyu Hidayat Yulia Rachma Fitriana Yulia Rahma Fitriana Yunita Anggraini Yunita, Repha Sera zaqi maula zamzami