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REALISASI UNTUK SISTEM DESKRIPTOR LINIER INVARIANT WAKTU Novrianti .
Jurnal Matematika UNAND Vol 2, No 3 (2013)
Publisher : Jurusan Matematika FMIPA Universitas Andalas Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25077/jmu.2.3.1-8.2013

Abstract

A continuous invariant time linear control system is a model which is oftenapplied in economics, engineering, and numerical analysis. In this paper, the realizationof the transfer function for the descriptor system with multi inputs and multi outputs(MIMO) is discussed. Some algebraic techniques are used to prove some theorems andto get a realization of a transfer function.
Perancangan Mesin Pengiris Tempe Ergonomis Daumi Rahmatika; Novrianti; Hari Purnomo
Jurnal INOVATOR Vol. 3 No. 2 (2020): Peningkatan Kualitas Produk
Publisher : LPPM Politeknik Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37338/inovator.v3i2.132

Abstract

As Small and Medium size enterprise(SME) still using manual and simple tools in their operation as done by Bude Wagino SME which is located at Sungai Bahar,Batanghari. This SME specialized at making kripik Tempe(Tempe chips). Based on observation and interview at the SME, the workers complain that they experience over fatigue, back pain and sore muscle in their arms. The purpose of this research is to design ergonomic slicer tempe tools by using  ENASE concept. This research using mixed method which using antropometri data such as height of sitting elbow,normal range,far reach, and grip width as quantitative method. As qualitative method used for interview the workers. The data of workers percentile will be used as based design of the tools.By using the tool will be expected to decrease the workers complain and can increase the productivity.
The Utilization of Aluminum Sulfate Doses with Jar Test at Local Water Treatment Company in Jambi CitJ Corry Handayani; Novi Indrawaty; Novrianti Novrianti
Indonesian Journal of Chemical Engineering Vol. 1 No. 1 (2023): Indonesian Journal of Chemical Engineering
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26555/ijce.v1i1.459

Abstract

Surface water before being used for certain purposes should be treated by special treatment. This process such kinds of procedure reducing the turbidity, color, and bacteria effect on the water. A kind of attention to the source water is cultivating the water by installing water treatment for the sake of the water that is produced is proper to be consumed and distributed to the society. The local company that does this kind of treatment in Jambi city is the local drinking water company, Tirta Mayang. By using the coagulant, aluminum sulfate, at the treatment processing, this company cultivates the source water from the Batanghari river. Three factors determine the success of the coagulant that is used, listed various chemicals, doses of chemicals, and the mixture of chemicals that are used. By using the jar test, this research yielded that the utilization of aluminum sulfate in the dry season is more than in the rainy season.
DESIGNING FOR ERGONOMIC GAWANGAN BY USING A ROLLER Novrianti; Chandra Dewi, Diana; Handayani, Corry; Bayhaqi, Imam
Jurnal Kreatif : Desain Produk Industri dan Arsitektur Vol. 12 No. 1 (2024): Vol.12, No. 1, April 2024
Publisher : Indonesian Society of Applied Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46964/jkdpia.v12i1.560

Abstract

Batik craftsmen needed a tool to help them while writing on the carving fabric (covering the motif on the fabric) with wax. They use gawangan for buffering the writing fabric for the sake of the easiest way for the writing process and the fabric is not folded. This is because if the fabric is pleated, the wax on the fabric will harden, break off, and come off the fabric. For this long time, the craftsmen still used the wooden gawangan, and only wrote a unit of batik once a time in the production process. The main problem is how to make the fabric after the wax process saving safely. Gawangan that using roller is a kind of innovation that has never been made before, in Jambi, moreover in Indonesia or maybe in the world. The dimension of the design will use anthropometric data so that the gawangan is ergonomic. The main purpose of this design is to ensure that the fabric that has been long waxed is safe, without any anxiety about the motif on the fabric breaking due to broken wax. Further, this gawangan is designed to accommodate rolls of fabric up to 100 meters.