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INTEK: Jurnal Penelitian
ISSN : 23390700     EISSN : 26155427     DOI : -
Core Subject : Education,
INTEK: Jurnal Penelitian sebagai wadah komunikasi ilmiah antar akademisi, peneliti dan praktisi dalam menyebarluaskan hasil penelitian. Jurnal INTEK Terbit 2 Kali dalam setahun yaitu pada Bulan April dan Oktober, dan memuat hasil-hasil penelitian dalam bidang Rekayasa Teknik Mesin, Rekayasa Teknik Energi, Rekayasa Teknik Elektro, Rekayasa Teknik Komputer, Rekayasa Teknik Kimia, Rekayasa Teknik Sipil. Jurnal INTEK adalah jurnal elektronik yang dikelola oleh Politeknik Negeri Ujung Pandang mengundang para peneliti dan praktisi untuk mengirimkan naskah ke INTEK. Proses Peer Review dilakukan setiap naskah yang masuk akan direview oleh dua orang reviewer. Jurnal INTEK juga telah bekerjasama dengan Ikatan Ahli Teknik Ketenagalistrikan Indonesia (IATKI).
Arjuna Subject : -
Articles 13 Documents
Search results for , issue "Vol 6, No 1 (2019): April 2019" : 13 Documents clear
Analisis Pemlastis DOP dalam Resin PVC terhadap Kekuatan Tarik Alas Sandal Simetri Yogi Dhani Ermaniardo; Syamsul Hadi
INTEK: Jurnal Penelitian Vol 6, No 1 (2019): April 2019
Publisher : Politeknik Negeri Ujung Pandang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (312.439 KB) | DOI: 10.31963/intek.v6i1.1122

Abstract

If one side of sandals is broken, the other side cannot be used. From this problem have been made symmetry sandal which both sides are same. Then added the horizontal holes in the sandal to drain the water. The purpose of research is to mold the base of symmetry sandal and analyze the tensile strength materials. The materials are PVC resin (polyvinyl chloride, blowing agent, and black pigmen mixed with the DOP (diocthyl phthalate) or plasticizer variation and blowing agent. DOP variation used 300ml, 400ml, and 500ml in 2000g of PVC resin, 20g blowing agent, and 20g black pigmen. The material test is use tensile test for material. The research result is there is an effect of variations DOP In PVC resin on tensile strength, that tensile strength is decrease 46% from 16.20 MPa to 8.74MPa.
Pengaruh Jumlah Sudu Terhadap Kinerja Turbin Savonius Jamal Jamal
INTEK: Jurnal Penelitian Vol 6, No 1 (2019): April 2019
Publisher : Politeknik Negeri Ujung Pandang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1776.869 KB) | DOI: 10.31963/intek.v6i1.1127

Abstract

Savonius wind turbines are wind turbines that canoperate at low wind speeds, this type of turbine is very suitable tobe used in several places in Indonesia. The research aims toimprove the performance of the Savonius wind turbine withvariations in the number of turbine blades as well as variations inthe velocity of wind speed. The research method wasexperimental where wind turbine testing was carried out withvariations in the number of turbine blades with number of 2, 3and 4 blades, other variations carried out were wind speed at 3.5;4,5; 5.5 and 6.5 m/s. The study results show that the 2-bladeturbine produces greater rotation, but the torque moment islower than the 3 and 4 blade turbines, this can be seen in the lowefficiency of the 2 blade turbine at low wind speeds with highloading. At 3.5 m / s wind turbines 2 blade turbines haveefficiency that tends to be the same as 3 and 4 blade turbines upto 0.5 N but at loads of 0.6 - 1.2 N 2 blade turbines have lowerefficiency, while at wind speeds of 4.5 - 6.5 m / s 2 blade turbineshave greater efficiency than turbines 3 and 4 blades up to a loadof 1.2 N but if the load is added then the efficiency of 2-bladeturbines can be smaller than efficiency 3 and 4-blade.
Uji Bioaktivitas Ekstrak Buah Sawo Manila (Manilkara Zapota) Terhadap Pertumbuhan Bakteri Salmonella Typhi Subakir Salnus; Artati Artati
INTEK: Jurnal Penelitian Vol 6, No 1 (2019): April 2019
Publisher : Politeknik Negeri Ujung Pandang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (327.878 KB) | DOI: 10.31963/intek.v6i1.1010

Abstract

This research tested the bioactive by using rawfruits of Sapodilla Sapota (Manilkara zapota) as a drag growthmedia of Salmonella Typhi bacteria causes typhoid fever disease.Salmonella typhi is a species of bacteria that are gram-negativebacilli shaped, facultative, aerobic, and moving with a singlePertrich. Sapdilla Sapota has antimicrobial activity againstSalmonella typhi, because it contains a variety of secondarymetabolite compounds such as Saponins, Tannins andFlavonoids. The purpose of this research was to know howefective the raw fruits of sapodilla sapota (Manilkara Zapota)against the growth of Salmonella typhi. This is a laboratoryyresearch by using diffusion test method. The sample of thisresearch is to extract the fruit of Sapodilla Sapota (ManilkaraZapota) crude. The results of this research are 35%concentration of extract cannot be formed drag zone (0 mm), butin 40, 45, 50 and 55% of concentration there are had drag zone (9mm, 13 mm, 13.5 mm, and 18 mm). This can be said that the rawfruit of Sapodilla Sapota extract can inhibit the growth ofSalmonella Typhi bacteria can be done, then the next extension tothe sufferers of the disease typhus to consume raw fruits ofSapodilla Sapota so that can reduce the growth of bacteria.

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