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Bina Teknika

BinaTeknika
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Published by Universitas Pembangunan Nasional Veteran Jakarta

ISSN : 16938550 EISSN : 26571374 DOI : -

Core Subject : Engineering,

Electrical & Electronics Engineering Engineering

Bina Teknika pertama publikasi tahun 2007, dengan registrasi ISSN dari LIPI Indonesia. Jurnal ini dimaksudkan sebagai media kajian ilmiah hasil penelitian, pemikiran dan kajian analisis-kritis mengenai isu Keteknikan, baik secara nasional maupun internasional. Artikel ilmiah dimaksud berupa kajian teori (theoritical review) dan kajian empiris dari ilmu terkait, yang dapat dipertanggungjawabkan serta disebarluaskan secara nasional maupun internasional. Bina Teknika menerima artikel ilmiah dengan area penelitian pada: 1. Teknik Mesin 2. Teknik Perkapalan 3. Teknik Industri 4. Teknik Elektro Dengan artikel yang memiliki sitasi primer dan tidak pernah dipublikasikan secara online atau versi cetak sebelumnya. Bina Teknika sebagai bagian dari semangat menyebarluaskan ilmu pengetahuan hasil dari penelitian dan pemikiran untuk pengabdian pada Masyarakat luas, situs Bina Teknika menyediakan artikel-artikel jurnal untuk diunduh secara gratis. Jurnal Bina Teknika adalah jurnal ilmiah nasional yang merupakan sumber referensi akademisi. Dengan jadwal terbit 2 (dua) kali setahun, yaitu Juni dan Desember.

Arjuna Subject : -

Articles 238 Documents

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PERANCANGAN SISTEM INFORMASI PKL DAN SKRIPSI YANG MAMPU MENGUKUR WAKTU PENYELESAIAN PENGAJUAN SURAT TUGAS PEMBIMBING Donny Montreano
Bina Teknika Vol 12, No 2 (2016): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

Computerized information system is neededs to help the Dikjar Unit to ease business processes at Faculty of Engineering, Universitas Pembangunan Nasional "Veteran" Jakarta to input data. Therefore, it is necessary to design information systems that can support the process. As for tools and construction techniques used in this design, such as flowchart, data flow diagram (DFD) and Entity Relationship Diagram (ERD). And use of software, such as Microsoft Visual Basic 2013 as a tool for designing programs based on web, Microsoft Excel 2013 as the database that will connect with the program designed. This research was limited to only discussing about the design and internal running test. The real appliying on the Dikjar Unit will be discuss on next period of this jurnal. The end result of this research is a web-based application program that used to perform data entry preceptor of thesis and work practice, which are able to assess the performance of the Dikjar's Unit completion time.

ANALISIS PERUBAHAN SUDUT BLADE FAN COOLING TOWER TERHADAP PERFORMANCE COOLING TOWER UNIT 3 DI PT.X. Ahyadi, Harwan; Prakoso, Achmad Kurnia Aldy
Bina Teknika Vol 15 No 2 (2019): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

Cooling Tower adalah alat yang digunakan untuk menurunkan suhu aliran air dengan cara mengekstraksi panas dari air dan mengemisikanya ke atmosfer. Jenis cooling tower yang dipergunakan pada unit 3 PLTP PT.X adalah Induced draft cooling tower Oleh karena itu dalam sebuah sistem pendingin perlu adanya sebuah evaluasi kinerja dari sebuah alat pendingin, penelitian yang dilakukan adalah analisis terhadap perubahan pada sudut blade fan cooling tower terhadap performance cooling tower. Dalam data spesifikasi cooling tower sebelum dilakukan perubahan sudut, maka didapat range sebesar 19,07°C, approach sebesar 11,3°C, dan efisiensi sebesar 69,4 %, evaporation loss sebesar 347,60 m³/jam, drift loss sebesar 630,78 m³/jam , windage loss sebesar 2.523,14 m³/jam, make up water sebesar 3.532,51 m³/jam. Hasil analisis memperoleh range sebesar 19,10°C, approach sebesar 10,8°C, dan efisiensi sebesar 72,27%, evaporation loss sebesar 348,70 m³/jam, drift loss sebesar 580,20 m³/jam , windage loss sebesar 2.374,71 m³/jam, make up water sebesar 3.312,94m³/jam. Dari hasil analisis maka didapat kesimpulan perubahan sudut fan blade cooling tower mempengaruhi nilai range, approach, efisiensi dan kerugian aliran cooling tower.

PERBANDINGAN KEKERASAN DAN STRUKTUR MIKRO PEGAS DAUN YANG MENGALAMI PROSES HEAT TREATMENT Rudi Saputra; Estu Tyastomo
Bina Teknika Vol 12, No 2 (2016): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

Leaf spring is a component that functions to receive dynamic load and provide comfort in driving. Leaf springs are commonly used small public service vehicles and small commercial vehicles are deteriorated mechanical properties prior to the age limit of leaf springs. To restore the mechanical properties of the spring there will be a heat treatment that includes heat treatment of cooling (quenching) .From Hardness Vickers hardness test results on steel leaf springs are associated with an increase of hardness, on the condition of normal leaf spring steel without heat treatment hardness obtained average price of 325 , on the condition of the leaf spring steel with heat treatment at a temperature of 8000C with cooling oil obtained average price of 380, on the condition of the leaf spring steel with heat treatment at a temperature of 8000C with air cooling average price obtained - average of 339, from the test results of metallographic condition microstructure on the leaf spring normally with no warm-up run into the matrix pearlitic and at the side there sulfide / impurities formed by sulfur, the results of tests metallographic condition of microstructure on the leaf spring that is experiencing warming with quenching oil in the form of a matrix martensitic and at the edges of experience decarburization , austenitic microstructure form, the results of tests metallographic condition of microstructure on the leaf spring is warming by cooling the air in the form of a matrix perlitic middle and at the edges of experience decarburization micro-structure in the form of ferrite-pearlite.

PERANCANGAN HOT AIR BLOWER PADA CONVEYOR 403-V UNTUK MENCEGAH PENGGUMPALAN IRON ORE PELLET (IOP) PADA DAYBIN 404-F Nur Cholis; Yosua Sebastian; Fariz Hilman Fauzan; M. Fathuraman Pringgatama
Bina Teknika Vol 15, No 1 (2019): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

Perancangan Hot Air Blower pada Conveyor 403-V di Direct Reduction Plant PT Krakatau Steel ini dapat mencegah penggumpalan bijih besi pellet atau yang bisa disebut Iron Ore Pellet dengan tujuan untuk mengurangi frekuensi maintenance pada seksi Material Handling. Permasalahan yang dihadapi oleh divisi Maintenance Service Mechanic seksi Material Handling Direct Reduction Plant PT Krakatau Steel adalah sering terjadinya penggumpalan Iron Ore Pellet setelah melalui proses Cement Coating sebelum masuk reaktor, sehingga sering menyebabkan sistem harus shutdown saat akan dilakukan perawatan, ini sangat merugikan perusahaan karena produksi pellet besi spons menjadi terhambat. Penggumpalan disebabkan karena tidak keringnya IOP saat proses Cement Coating, oleh karena itu dalam penelitian ini penulis melakukan perancangan Hot Air Blower. Dengan perancangan Hot Air Blower ini selain menghilangkan penggumpalan dan mengurangi frekuensi maintenance juga dapat meningkatkan produksi DRI (Direct Reduction Iron) serta tidak perlu lagi dilakukan shutdown saat maintenance.

ANALISIS KARAKTERISTIK UNJUK KERJA KONDENSOR PADA SISTEM PENDINGIN (AIR CONDITIONING) YANG MENGGUNAKAN FREON R-134 a BERDASARKAN PADA VARIASI PUTARAN KIPAS PENDINGIN Saut Siagian
Bina Teknika Vol 11, No 2 (2015): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

Air conditioning in the room is used to regulate humidity, heating and cooling the air in the room. This conditioning aims to provide comfort, so as to reducing fatigue. To get the air temperature corresponding to the desired lot alternative that can be applied, such as by increasing the heat transfer coefficient condensation and by adding the speed of cooling air in the condenser that will obtained coefficient greater performance. The method used in this study was experiments using the equipment of the machine refrigeration air conditioning system in the energy Conversion Laboratory designed by students of the faculty of Engineering , recorded data such as temperature, pressure and the pressure difference in the compressor. To make variations in condenser fan shaft rotation is done by making several changes to the motor frequency power move. Variations condenser fan rotation electric motor used is 50 rpm up to 120 rpm. The registration data such as pressure and temperature subsequently plotted on P-h chart for the refrigerant R-134a. Based on the discussion and the calculation of the data obtained, it can be a number of conclusions and performance characteristics of the cooling system, greater the flow rate air to cool the condenser then the coefficient of achievement is increasing. Because the rate of large heat release will impact on condenser temperatures are getting lower, so can achieve lower temperatures again in evaporator output. So the compressor work more light on the variation rate of heat release most.

ANALISIS PERBANDINGAN KEKERASAN PERMUKAAN POROS AXLE SHAFT JENIS MATERIAL S-43 YANG DILAKUKAN DENGAN PROSES INDUKSI HARDENING PADA MESIN 12-9 B “KORA NETUREN” Sumiyanto Sumiyanto
Bina Teknika Vol 14, No 1 (2018): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

Hardening process is the process of hardening in a material heated above the critical temperature and then cooled quickly (quenched) to reach room temperature in order to improve hardness and strength of a material. Hardening process carried out on all the tools and some equipment or machine parts that have a major benefit is to obtain a higher hardness.This research was conducted on 447 SNCM alloy steel which is a medium carbon steel grade that is equal to 0:30 to 0:38%. This type of steel can be hardened by heat treatment process that is by heating the steel at a temperature of 500oC, for 1 hour as the preheating temperature (preheated). Then proceed to the process of hardening, namely austenising temperature with 900oC with holding time 2 hours and cooled with oil and then water in tempering with holding time 1 hour at 300oC, 400oC and 500oC.From research result obtained using the Vickers hardness values that increase occurred in materials that undergo a process of hardening at 900oC cooling using water media, whereas the lowest hardness value occurs in the original material.

PEMILIHAN SUBKONTRAKTOR PT X DENGAN METODE ANALYTICAL HIERARCHY PROCESS Lilik Zulaihah Rio Patria; Rio Patria
Bina Teknika Vol 12, No 1 (2016): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

PT. X is a company engaged in the field of engineering services procurement and construction (EPC), whose scope of work is the provision which has activities such as selecting subcontractors and evaluate the performance of subcontractors and building maintaining relationship with subcontractors. The selection of subcontractors has been less effective, because the show just based on the lowest offer and mere instinct of managers. So that when the project goes arises the problem stems from a subcontractor who is not taken into account before. This research helps decision maker in making the decision to choose a subcontractor in the project Based Oil Flushing (BOF) by integrating Analytical Hierarchy Process (AHP) method. AHP is used to determine the weight of the priority with seven aspect of the three first priorities of quality aspects, financial aspects, and aspects of the company’s reputation, and is also used to determine the weight AHP priorities of the twenty-three criteria with three first priority the offer price, quality assurance, and work experience. Of the four subcontractors research result into the most optimal subcontractor, chosen in accordance with the value of the achievement of targets is limited to the smallest deviation from other subcontractors.

STUDI KOMPUTASI ALIRAN PEMANAS PADA INKUBATOR TELUR BERKAPASITAS 400 TELUR DENGAN MENGGUNAKAN SUMBER PANAS BUMI BERENTALPI RENDAH Jooned Hendrarsakti; Muhammad Faisal Fachri; Muhammad Arifudin Lukmana
Bina Teknika Vol 13, No 1 (2017): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

This study aims to analyze the possibility of using geothermal energy as an alternative energy source for the egg incubator hatchery with capacity of 400 eggs. Geothermal resource used in the process of retrofitting has a temperature of 70°C with a maximum flow of 2 liters/s in accordance with the data of geothermal resources at Tangeung - Cibugur, Cianjur regency.Based on the results of the feasibility studies that have been done, the source of geothermal energy can be used for heating egg incubator in order to reach adequate incubation conditions (temperature 36 to 38.5 ° C and a relative humidity of 50-60%). In the process of retrofitting, the design of the incubator used is forced draft incubator. Its components are heat exchanger, fans, and a water tray. The type of heat exchanger that used is cross flow, one fluid mixed, one fluid unmixed. It uses a staggered arrangement of copper pipe as a heat exchange surface.Incubator with geothermal energy is well used by using 5 fans with volume flow rate 0,0094 – 0,0141 m3/s on the condition of the inlet air temperature is 23-27°C and a minimum pipe temperature is 65°C.

STUDI PERFORMANSI ECONOMIZER JENIS ALIRAN SILANG UNTUK PROSES DEGREASING DI PT. X PLANT KARAWANG Komarudin Komarudin; Reza Rahmaputra
Bina Teknika Vol 14, No 2 (2018): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

Economizer is Heat Exchanger with Crossflow type that have function as reheater the water to degreasing process. System of Economizer had operated continuously for 7 years. So from this condition Effectiveness and Temperature possibility Can’t achieve the Requirement. Degreasing Process is a part of Painting process in Vehicle manufacturing that have function to degrease the oil, dust and etc. A decrease in the effectiveness of this, we need recalculation and compare with design condition to get better effectiveness. Analysis will be refer to fluid flow, overall heat transfer coefficient (U), and Efffectiveness of Economizer it self. Based on result of Calculation and Experiment, the flow of fluid is turbulent flow with Reynold number 12002.14 (Max Condition). Overall heat transfer coefficient (U) is 16.18 W/mK, while the design condition is 48 W/m.K also for Effectiveness is 32.16% and the design condition is 50%. This calculation Proved decreasing of that the performance of economizer. It is caused by scaling of the inner pipe with ratio 2.26%. Scaling will be reduce thermal conductivity of the pipe and also gradient of Temperature.

PLANNING COST PRODUCTION PATROL BOAT TYPE V21 FIBER GLASS M Rusdy Hatuwe; Amir Marasabessy; Sugeng Prayitno
Bina Teknika Vol 13, No 2 (2017): Bina Teknika
Publisher : Faculty of Engineering UPN "Veteran" Jakarta

Development of fleet of patrol boats by the Ministry of Sea Transportation as an effort to supervise Indonesian territorial waters, especially in remote areas to prevent illegal fishing by neighboring fishing vessels where from October 2014 to 1 April 2017 there are 317 fishing vessels of neighboring countries that have been drowned, with details of Vietnam 142 vessels, Philippines 76 ships, Thailand 21 ships, Malaysia 49 ships, Indonesia 21 ships, Papua New Guinea 2 ships, China 1 ship, Belize 1 vessel and no country 4 ships Production cost planning needs to be carefully scrutinized, if the production cost budget is too big ship production Not economical otherwise if too small can affect the quality of ship production. The objective of the research is to make a budget production plan of V21 patrol boat type of fiber glass material, where the material and equipment of ship component is marine use with the price referring to current rupiah exchange rate, so it is expected to be guaranteed economic value and ship production quality. The method used in production cost planning is the unit price survey of materials and equipment / equipment of ship components with reference to general arrangement design drawings, mindset section and technical specifications. Based on the result of research, production cost of ship patrol vessel type V21 fiber glass Rp.554.720.000, - while the cost of making molded and hull and deck unit Rp.174.220.000, -

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Contact Name
Muhammad Arifudin Lukmana

Contact Email
arifudin@upnvj.ac.id

Phone
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Journal Mail Official
jurnalbinateknika@gmail.com

Editorial Address
-

Location
Kota depok,

Jawa barat

INDONESIA