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CHARACTERISTICS OF MODIFIED KIMPUL (XANTHOSOMA SAGITTIFOLIUM) AND MOCAF FLOUR BREAD WITH POTATO (SOLANUM TUBEROSUM L) SOURDOUGH STARTER Ika Dyah Kumalasari; Riantika Aulia Putri; Endah Sulistiawati; Gita Indah Budiarti
Agroindustrial Technology Journal Vol. 7 No. 2 (2023): Agroindustrial Technology Journal
Publisher : Universitas Darussalam Gontor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21111/atj.v7i2.9387

Abstract

The fiber content in flour can be increased using a physical modification method (Autoclaving-cooling). Processed food products are favored by the public to apply it to bread with the use of natural yeast (sourdough) derived from potatoes because it is high in carbohydrates and low in calories. The purpose of this study was to determine characteristics of modified kimpul (Xanthosoma sagittifolium) and mocaf flour bread with potato (Solanum tuberosum L) sourdough starter. This study was conducted using a completely randomized design (CRD) with one factor, namely the ratio of wheat flour: modified kimpul tuber: mocaf of F0 (100%T:0%K:0%M) (control); F1 (20%T:50%K:30%M); F2 (20%T:40%K:40%M); and F3 (20%T:30%K:50%M) using potato sourdough starter. Parameters analyzed were  total sugar, texture (chewiness), and organoleptic test (taste, aftertaste, color, aroma, texture, and overall preference). Data collection was carried out by 25 untrained panelists. Statistical analysis of data used the One Way Analysis Of Variance (ANOVA) test with a significance level of 5%, followed by Duncan's test and percentage descriptive analysis. The results of the analysis of the total sugar test and texture (chewiness) on bread showed a significant difference and sample F1 (20%T: 50%K: 30%M) decreased the total sugar content. The results of organoleptic test showed a significant difference and the acceptability of each parameter of taste, aftertaste, color, texture, and overall preference was 70,5% according to the criteria for liking, but the aroma parameter did not show a significant difference.
A Design of Plastic Melting Equipment Waste Bank Scale Using Quality Function Deployment Method: Studi kasus di bank sampah Gurami Semanu Isana Arum Primasari; Endah Utami; Gita Indah Budiarti; Okka Adiyanto
Logic : Jurnal Rancang Bangun dan Teknologi Vol. 23 No. 2 (2023): July
Publisher : Unit Publikasi Ilmiah, P3M, Politeknik Negeri Bali

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31940/logic.v23i2.111-120

Abstract

The COVID-19 pandemic has triggered the rise of online purchases, resulting in the accumulation of plastic packaging waste. Plastic is most widely used because it is lightweight, flexible, cheap and easy to obtain, but its waste is difficult to decompose, which has an impact on the environment. Eco-bricking is one way that waste banks often reduce the amount of plastic waste. The obstacle in making eco-bricks is sore hands and calluses because it takes a lot of energy to compact the plastic. On the other hand, there is a lot of concentrated cooking oil waste that is still untreated, causing difficulties when disposing of it. Through this research, the design of a waste bank scale plastic melting machine is carried out with the raw materials of plastic bags and concentrated cooking oil into new materials that are more useful. The Quality Function Deployment (QFD) method with an Ergonomics approach is the basis for the stages of making product design from collecting consumer voices to making detailed tool designs. The operation of the tool uses simple technology so that it is easy to use by members of the Gurami Semanu waste bank. A total of 34 respondents will be the basis for determining product design. The results of the design of a bank-scale plastic melting tool in the form of a lidded stainless steel pot with a stirrer. The heater used for melting uses LPG gas with automatic operation using a button.
Drying kinetics of modification cassava-seaweed noodles using an oven Gita Indah Budiarti; Endah Sulistiawati; Titisari Juwitaningtyas; Lukhi Mulia Shitophyta; Irene Enjeli Purba; Seila Setiyani
International Journal of Advances in Applied Sciences Vol 12, No 4: December 2023
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/ijaas.v12.i4.pp309-316

Abstract

Consumption of noodles in the world is always increasing. Noodles made from wheat flour are unhealthy because they cause diabetes, so alternative noodles are needed, such as modified cassava flour and seaweed. Modification cassava is used because it does not contain gluten and seaweed has nutritional value to make healthy, low-calorie noodles. The purpose of this study was to determine the temperature and time of the drying parameters of seaweed noodles. The drying method uses an oven with variable temperature (60, 70, 80, and 90 ) and drying time (2, 4, 6, 8, and 10 hours). The results of the study obtained optimal water content at 60  with 6 hours of 11.75%. The drying kinetics evaluated by logarithmic equation, optimal drying constant value at 80  of 0.67 h-1 with R2 0.9391. Effective moisture diffusivity (Deff) maximum evaluated by second Fick law obtained 9.35×107 m2/sec at temperature 90  with R2=0.9227. The proximate value of ash content is 12.11%, protein is 9.46%, lipid is 0.10%, and carbohydrates is 65.08%.