This research aimed to determine effect of starter concentration and fermentation length on the physical, chemical, and organoleptic characteristics of mung bean tempeh. This research was conducted from January to June 2024 at the Chemical, Sensory, and Processing Laboratory, Department of Agricultural Technology, Faculty of Agriculture, Sriwijaya University. This research was using a completel…
Proses perlakuan panas austemper yang diberikan pada besi tuang nodular FCD 30 dilakukan untuk mendapatkan peningkatan sifat mekanis dan mengetahui pengaruh pemanasan austemper terhadap sifat kekerasan serta kekuatan tarik besi tuang nodular. Perlakuan panas yang dilakukan yaitu pemanasan awal (preheating) pada temperatur 600° C selama 30 menit, pemanasan pada temperatur austenisasi 950° C se…
Alginate merupakan bahan cetak hidrokoloid yang digunakan untuk mencetak model rahang gigi. Pencetakan model rahang dilakukan pada saat masih dalam keadaan sol dengan mencampurkan bubuk alginate dengan air pada perbandingan 1:3. Pada penambahan medium pendispersi dengan temperatur tertentu ke bubuk alginate didapat viskositas yang berbeda untuk tiap temperatur,, pengukuran viskositas dilakukan …
The cooling load is the amount ofheat energy thal needs to be removed from space cooling lo maintain the temperature within the range of acceptable. Heating and cooling loads, or "thermal burden", taking into account the construction and insulation, including fioors, walls, ceilings, and roofs. Air conditioning is the treatment of the air to set the temperature, humidity, cleanness and its dist…
Penelitian ini meneliti dampak celah radial terhadap mekanika kontak dan suhu pada sendi pinggul buatan yang terbuat dari bahan CoCrMo (Cobalt-Chromium-Molybdenum). Dengan menggunakan simulasi komputasi, penelitian ini menginvestigasi bagaimana variasi celah radial mempengaruhi kinerja implan pinggul, khususnya pada tekanan kontak, deformasi, tegangan Tresca, tegangan von Mises, dan suhu. Tujua…
ABSTRACT This study aimed to determine the effect of temperature and storage duration on the characteristics of tempe extract. The study was conducted using a completely randomized design (CRD) factorial with two factors: temperature (room temperature 27°C, cold temperature 0°C, and frozen temperature -15°C) and storage duration (1 day, 2 days, and 3 days), with three replications, resulting…
This study evaluates the feasibility of temper bead welding (half bead technique) as an alternative to post-weld heat treatment (PWHT) in influencing the microstructure and mechanical properties of A335 Grade P22 pipe welding. It compares three welding methods: pre-heat, pre-heat TBW, and pre-heat PWHT, based on WPS and PQR standards. Tensile tests on 12 specimens showed failures in the base me…
Indonesia sebagai negara yang beriklim tropis dimana sebagian besar bangunan-bangunannya dibuat dengan ketinggian ruang tidak lebih dari 3m, sehingga mengakibatkan temperatur ruangan yang ada pada bangunan tersebut menjadi tinggi. Fenomena ini membuat bangunan-bangunan tersebut memerlukan suatu alat untuk mengkondisikan udara didalam ruangan bangunan-bangunan tersebut seperti Air Conditioner (A…
In the process of plant growth, there are several factors that can affect plant growth and yield, such as soil moisture, light intensity, soil pH, and especially temperature, which always changes at any time. One of the plants that requires a balanced temperature in order to produce good plant yields is orchid plants. Temperatures that are too high can cause dehydration in orchid plants, and lo…
Tempeh is a food product that is susceptible to spoilage, which can lead to a decreased quality as fresh tempeh. Steps that can be taken to maintain the quality and extend the shelf life of soybean tempeh include vacuum packaging and storage temperature in vacuum packaging. This study aims to determine the effect of type of plastic and storage temperature on the physical, chemical and sensory c…
This research aimed to determine the effect of pineapple pith juice concentration in soaking media and soaking time of cowpea on the characteristics of cowpea tempeh. This research used a Factorial Completely Randomized Design with two treatment factors. The first treatment was pineapple pith juice concentration which consisted of three treatment levels (10%, 20%, 30%), the second treatment was…
Physocochemial And Sensory Characteristic Of Soy Bean Tofu (Glycine max) With The Addition Of Lotus Seeds (Nelumbo Nucifera). Tofu is a food product in the form of soft solids made by processing soybeans by precipitating the protein, with or without adding other ingredients. Tofu is composed of the main component protein, so protein from lotus (Nelumbo nucifera) can be used as an additional ing…
Tujuan penelitian adalah untuk mengetahui karakteristik fisik, kimia dan sensoris tempe kedelai dengan penambahan ampas kelapa. Penelitian ini dilaksanakan pada bulan Juni 2013 sampai dengan September 2013 di Laboratorium Kimia Hasil Pertanian dan Laboratorium Sensoris, Jurusan Teknologi Pertanian, Universitas Sriwijaya, Indralaya. Penelitian ini menggunakan Rancangan Acak Lengkap (RAL) non fac…
Aluminum is a non-ferrous metal that is light, strong and resistant to air and water corrosion. Due to the dangerous impact of using aluminum material on the environment, the waste produced by aluminum is recycled. In this research, the casting and molding of the research material was AA6061, which is a mixture of aluminum and coconut shell charcoal powder. The mixing and molding method is cast…
In common brass metal the zinc content is 15-37%, brass is commonly used as a substitute for copper as pipe fittings, nuts, musical instruments and shell bullets, connecting rods for pistons and shafts. Efforts to reduce the level of deformation and increase the level of ductility of brass metal is by giving it a heat tempering treatment. The purpose of this study was to determine the effect of…
Tanaman kelapa sawit merupakan tanaman yang memiliki peranan yang sangat penting bagi pertumbuhan perekonomian Indonesia. Kelapa sawit (Elaeis guineensis Jacq.) adalah jenis tanaman yang berakar serabut. Akar tanaman kelapa sawit tumbuh dari pangkal batang menyebar kesamping dan kebawah serta terdiri atas akar primer, sekunder, tersier, dan kuarter. NPK merupakan unsur hara makro yang dibutuhka…
Tides are a phenomenon of the periodic rise and fall of sea level caused by a combination of gravitational forces and the gravitational pull of astronomical objects. Tidal land is land where the availability of water is influenced by the movement of the tides on the surface of the river. Salinity is the degree of saltiness or dissolved salt content in water. Salinity is also expressed in DHL. D…
The prospect of farming in Damar Wulan Village has considerable potential if managed properly. Food crop groups and plantations such as rubber and oil palm are the most dominant commodities cultivated by village farmers. Horticultural plant groups, especially melon crops, are still very limited to be cultivated in this region. Therefore, the prospect of melon cultivation has a great opportunity…
Acid sulphate soils contain sulfidic materials (pyrite). Changes from anaerobic to aerobic conditions will cause pyrite oxidation, releasing sulfuric acid, resulting in oxidation of iron, and lowering soil pH. This study aimed to investigate the effect of dolomite application and soil water conditions on the inhibition of pyrite oxidation in acid sulfate soil. This study was conducted in the gr…
This paper presents an experimental study of forced convection heat transfer of water flow in a pipe with semi-circular grooves oriented towards the inside of the pipe. Heat is supplied through a heating wire wound around the pipe, with a constant electric current flux. The heat from the pipe wall is absorbed by the flowing water inside the pipe. Along the circumference of the pipe, three rows …
Hydroxyapatite is a derivative of calcium phosphate and is not a small part of it is also used for coating on bones because it is very good biocompatible. Copper was chosen as undoubtedly because it works to improve angiogenic and antibacterial hydroxyapatite. The addition of copper in the biomaterial is currently being prepared because it is expected to improve the biological properties of bon…
Sulphate soils contain layers of pyrite (FeS2) and if pyrite is oxidized it can lower soil pH. Pyrite oxidized soil has a characteristic rust or reddish yellow color. The pyrite oxidation rate can be reduced by adding ameliorants and controlling the water level. Under flooded conditions, pyrite poses no risk. This study aims to study the effect of coal fly ash and various water conditions on th…
India launched its maiden scientific expedition to Antarctica way back in 1981 and ever since annual expeditions are launched to address thematic research in the contemporary areas of Antarctic Science and Engineering. The initial efforts and achievements of India are not only significant but are of historical importance. This book discusses a wide array of topics that have entered the mains…
This study aims to determine the response of several BC2F2 accessions from the crossing of Inpago 5 with Inpara 8 rice varieties to drought stress in the generative phase. This research was carried out from July to December 2022 at the Greenhouse of the Department of Agricultural Cultivation, Faculty of Agriculture, Sriwijaya University, Indralaya, Ogan Ilir, South Sumatra. The method used in t…
One of the extreme phenomena that occur in Indonesia is drought. Indonesia experiences extreme drought three to four times a year. South Sumatra Province, especially Ogan Komering Ilir (OKI) Regency, is dominated by swamp land and a type of peat soil with high vulnerability to drought and can even trigger forest fires. This research was conducted to determine the levels of hazard, vulnerability…
KRISDAYANTI NAINGGOLAN. Optimalisasi Proses Pembuatan Tempe Biji Lotus (Nelumbo Nucifera) Berbasis Penambahan Ragi, Lama Perendaman Dan Lama Fermentasi. (Dibimbing oleh Dr. Sherly Ridhowati N.I. dan Sabri Sudirman). Penelitian ini bertujuan untuk mengetahui kombinasi proses terbaik pada pembuatan tempe lotus dan mengetahui profil asam yang dominan pada tempe biji lotus. Penelitian ini dilakukan…