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Kajian Konsentrasi Gelatin dan Sirup Glukosa Terhadap Mutu Sensori Permen Jelly Nira Batang Kelapa Sawit Tua (Elaeis guineensis Jacq) Siti Nurdjanah; Alif Fikri Nur Hidayat; Udin Hasanudin
JURNAL AGROINDUSTRI HALAL Vol. 11 No. 3 (2025): Jurnal Agroindustri Halal
Publisher : Universitas Djuanda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30997/jah.v11i3.18922

Abstract

Old palm oil palm sap contains an appreciable amount of sugar. An alternatif to utilize the sap from old palm trunks is to process into jelly candy. This research was aimed to determine the right formulation of gelatin and glucose sugar to produce jelly candy made from palm tree sap with the best sensory quality and chemical properties. The research was carried out as a non-factorial, arranged in a Completely Randomized Design (CRD) with 5 replications. The experiment was conducted through two stages. The first stage was the addition of gelatin concentration of 2%, 3%, 4%, 5% and 6% with glucose syrup of 10 %. The best result from the first stage was then continued to find the best concentration of glucose syrup at 0%, 2.5%, 5%, 7.5% and 10% in the second stage. The test results show that the best gelatin concentration was 6%. In the second stage, the best glucose syrup concentration was 2.5%.
Karakteristik Pengeringan dan Efisiensi Energi Alat Pengering Kopra Tipe Rak Berbahan Bakar Biomassa Sugeng Triyono; Agus Haryanto; Udin Hasanudin; Ribut Sugiharto
Jurnal Agricultural Biosystem Engineering Vol. 5 No. 2 (2026): June 2026
Publisher : abe.fp.unila.ac.id

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23960/jabe.v5i2.13184

Abstract

Copra quality is strongly influenced by the drying process. Traditional sun drying and smoking methods often require a long drying time and may produce low-quality copra. This study aimed to design and evaluate the performance of a biomass-fueled tray-type copra dryer. The dryer consisted of two drying chambers separated by a heat-exchange tunnel equipped with heat-retaining fins and operated using either wood or coconut shell as fuel. Performance evaluation was conducted under full-load conditions in Pagelaran Village, Lampung, by observing temperature distribution, moisture reduction, drying rate, fuel consumption, energy efficiency, and drying characteristics. The results showed that the developed dryer operated satisfactorily and was capable of producing high-quality copra. The use of coconut shell resulted in better drying performance than wood. Drying temperatures ranged from 54 to 66°C and provided favorable conditions for moisture removal. The dryer accommodated approximately 278 coconuts (about 160 kg fresh coconut meat) and produced around 60 kg of dried copra. The drying rate reached 2.41 kg H₂O h⁻¹ (3.73% dry basis h⁻¹), with fuel consumption of 54.46 kg and an energy efficiency of 6.51%. Moisture ratio decreased exponentially with drying time, indicating effective moisture removal throughout the drying process. In addition, the dryer produced bright-colored copra without signs of scorching. The utilization of coconut shell as fuel also demonstrates the potential use of coconut biomass residues as a sustainable energy source for small-scale copra processing.