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Journal : Surya Teknika: Jurnal Ilmiah Teknik Mesin

MODIFIKASI REM TROMOL PADA YAMAHA JUPITER Z MENJADI REM CAKRAM DENGAN APLIKASI TEKNOLOGI CBS (COMBI BRAKE SYSTEM) Khoirul Anam; Juweni Triswanto
Surya Teknika: Jurnal Ilmiah Teknik Mesin Vol. 1 No 1 Oktober 2017
Publisher : Surya Teknika: Jurnal Ilmiah Teknik Mesin

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ABSTRACT Final project aims to improve the function of brake s in older to provide a level of confort and stability for the rider when braking. For those reasons need to modify drum brakes becames discs on a Yamaha Jupiter Z and apply the technologies CBS (Combi Btake System). Modifications process is among other that, changing the drum brake in to brake discs on the rear brake started by making holes for maunting the discs, the maufacture of the base master rear brakes , changing the lever swinging rear brake, the installation disk, the installaton of brake caliper rear, installation of brake hose, filling brake fluid, and bleeding process. This was followed b y applying technologies in to CBS (Combi Brake System) statrting changing the bolt dealer flurida on the master brake front, installation master clutch as a driving motion of the master flurida front towards the rear brake lever, replacing the hose on the front master and clutch master, and bleeding process. Overal brake performance testing can be done by means of a road test, a variable that is visible is the braking distance at varying speeds Keywords: disk brake, modification, test, Yamaha Jupiter Z.
RANCANG BANGUN MESIN PENCACAH NANGKA MUDA SEBAGAI BAHAN DASAR UNTUK MEMBUAT MEGONO Khoirul Anam; Eriq Supriyanto
Surya Teknika: Jurnal Ilmiah Teknik Mesin vol 2 no 1April 2018
Publisher : Surya Teknika: Jurnal Ilmiah Teknik Mesin

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ABSTRACT This plan aims to (1) resulted in the design and construction working drawings thrasher young jackfruit strong, sturdy, safe, and efficient. (2) Getting the results of a performance test Counting Machines young jackfruit better. (3) Getting the calculation analysis Counting Machines Nangka Muda. Three formulation of the problem posed and the third related to planning purposes. The process of designing thrasher young jackfruit is conducted in stages, namely planning and calculation. Analysis techniques include the analysis of power, torque occurring on the shaft and frame construction. Propulsion thrasher young jackfruit is planned to use two electric motors that are tailored to the ability of the electrical power for SMEs which is estimated to average about 900 to 1300 watts. The results of the design produces thrasher young jackfruit with the specifications of length 460 mm, width 360 mm and height 460 mm weight 25 kg. The production capacity thrasher young jackfruit 12 kg / hour. Source of propulsion engine is air-power electric motor of 120 watts and 135 watts with a round of 7500 rpm and 1400 rpm. The power transfer system using a V-belt with a shaft diameter of 12 mm. Frame construction made of angled profiles 30x30mmx2 mm with material St 42 and casing using eyser plate with a thickness of 0.8 mm. Cost is issued to make thrasher young jackfruit is Rp 803,000. Indications of damage that can happen to a thrasher, among others: (1) The chopper blades were in direct contact with the workpiece to be blunt it is necessary to re-sharpening. (2) bearings are subjected to loads on the shaft rotation can occur hilarity. (3) electric motor which imposed exceeds the ability to work, will experience the heat, (4) the belt is experiencing gravity and friction will be loosened and wear. Keywords: Power Analysis, Production Capacity, Construction Frame, Economic Efficiency
ANALISA KEAUSAN DINDING SILINDER DAN KEOLENGAN POROS ENGKOL PADA MESIN DIESEL MITSUBISHI PS 100 Imam Prasetyo; Khoirul Anam
Surya Teknika: Jurnal Ilmiah Teknik Mesin Vol.3 No.1 April 2019
Publisher : Surya Teknika: Jurnal Ilmiah Teknik Mesin

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Silinder adalah bagian dari ruang bakar mesin yang penting karena silinder merupakan tempat terjadinya pembakaran bahan bakar dengan udara dan juga alur gerak bolak balik piston. Akibat gerakan tersebut akan terjadi gesekan antara silinder dan cincin piston yang menyebabkan keausan pada dinding silinder dan mengakibatkan ukuran silinder menjadi besar sehingga penyekatan ruang bakar menjadi kurang bahkan menjadi bocor. Hal ini akan menyebabkan mesin tidak bertenaga atau tidak jalan sama sekali. Kondisi poros engkol pada mesin juga perlu diperhatikan. Poros engkol adalah komponen dalam mesin yang berfungsi untuk mengubah gerak naik turun piston menjadi gerak putar. Tekanan tiba-tiba dari piston yang terus menerus akan menyebabkan poros engkol menjadi bengkok dan aus. Tujuan dalam penelitian ini menganalisa keausan dinding silinder dan kelolengan poros engkol mesin diesel mitshubisi PS 100. Dari hasil penelitian didapat keausan dinding silinder dan keolengan poros engkol dalam kondisi baik masih dalam batas toleransi, hanya perlu dilakukan sedikit pembersihan kerak hasil pembakaran pada bagian bibir atas silinder. Kata Kunci : Silinder, Poros Engkol, Keausan dan Keolengan
PENGARUH PERBEDAAN CAMSHAFT STANDAR DAN CAMSHAFT AFTERMARKET TERHADAP DAYA DAN TORSI PADA SEPEDA MOTOR YAMAHA JUPITER 110 CC Khoirul Anam; Imam Prasetyo; Muhammad Irfan Setiawan
Surya Teknika: Jurnal Ilmiah Teknik Mesin Vol 3 No.2 Oktober 2019
Publisher : Surya Teknika: Jurnal Ilmiah Teknik Mesin

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One of the efforts to produce a motorcycle with high performance is by making modofications to the camshaft. Because they are not satisfied with the manufacturer’s standard camshaft and aim to increase power and torque using the dynotest test method on a Yamaha Jupiter 110 cc motorcycle, one way is to replace it with an aftermarket camshaft that has a higher lift. The standard is 4,5 mm and the aftermarket camshaft has a 5mm lift it makes more fuel intake and more power..Based on the test result, it is found that using aftermarket camshaft can increase the power and torque for maximum power result on a standard camshaft of 6,7 hp at 5660 rpm engine speed and 10,34 Nm of torque at 2819 rpm engine speed then aftermarket camshaft produce 7,6 hp at engine speed. 6087 rpm engine speed and 10,66 Nm of torque at 2765 rpm engine speed.Keywords : Camshaft, power, and Torque
PENERAPAN SISTEM KEAMANAN BERBASIS MIKROKONTROLER VIA PONSEL PADA MOTOR HONDA VARIO 110 CC Khoirul Anam; Sofiyan Setiawan; Muhammad Khaerudin
Surya Teknika: Jurnal Ilmiah Teknik Mesin Vol 3 No.2 Oktober 2019
Publisher : Surya Teknika: Jurnal Ilmiah Teknik Mesin

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Each motor vehicle must have a security system. Modern Motorcycle safety system is the usual solution by the owners of motorists to ensure the safety of its vehicles. On the other hand, along with the development of technology, Handphone is one of technology that has various facilities with Bluetooth and Android application. By creating an Android application to install on the phone and adding a little bit of microcontroller based. The function of mobile phone not only for means of communication tools via voice or SMS but also can be used as a safety device on motorcycles.Keywords : Security system, Microcontroller
PENGARUH PEMASANGAN FILTER UDARA TERHADAP PERFORMA MESIN VESPA SPRINT 150cc Khoirul Anam; Imam Prasetyo; Muhammad Firdan
Surya Teknika Vol.4 No.1 April 2020
Publisher : Universitas Muhammadiyah Pekajangan Pekalongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.48144/suryateknika.v4i1.1298

Abstract

Now a means of transportation that are rarely loved by the public are old vehicles which are now rarely found in the community. Such as the problem that is often found is that old vehicles have decreased in performance and spare parts are difficult to find. This study aims to determine the effect of the carburetor filter on motorcycle engine performance. The research was conducted with an experimental method using a VESPA SPRINT V 150cc bicycle in 1975. The carburetor filter was varied, namely testing the standard filter, testing without filters. Experiments were carried out using the dynotest test tool. Measurement of engine speed and dynotest roller rotation. Premium fuel consumtion meansurement. The test result data is processed to obtain power and torque. The results of these calculations are displayed in tables and graphs. Based on the test result, it is found that the maximum power increases without an air filter with a result of 6.0hp at 8013rpm while the maximum torque increases with an air filter with a result of 6.0nm at 6268rpm.Keywords : Performance, Air Filter, Vespa
PANAS GAS BUANG MESIN DIESEL UNTUK TAPIOKA Khoirul Anam; Budi Pujo Widodo
Surya Teknika Vol 5 No. 1 April 2021
Publisher : Universitas Muhammadiyah Pekajangan Pekalongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.48144/suryateknika.v5i1.1325

Abstract

Drying technique plays a very important role in determining the quality and continuity of the tapioca flour manufacturing process. Traditionally the drying process is carried out by farmers by utilizing the sun's heat, but problems occur when the rainy season comes while production must continue to meet needs. which requires a large area of land and is very dependent on the weather with a lot of hot sun. Based on the analysis of the results of data processing using the Taguci experimental method to determine the optimum design of the main dimensions of the economizer in the laundry factory, the following conclusions are obtained. Effect of tube diameter, lay out, pitch ratio and excess area on the economizer Tube diameter (dO) has a significant effect on the amount tube and shell diameter (Ds).Picth ratio (PR) has a significant effect on shell diameter (Ds) but has no significant effect on the number of tubes. Excess area has a significant effect on the number of tubes but has no significant effect on shell diameter (Ds).Lay out has the same effect on shell diameter and tube number. Optimum economizer conditions. Optimum tube number ( Nt ) is obtained from a combination of tube diameter ( do ) 0.0254 m, excess area (PR) 1.2 , lay out 30o and pitch ratio 1 ,2. The optimum shell diameter is obtained from a combination of tube diameter (do) 0.0381 m, pitch ratio (PR) 1.2, excess area 1.2 and lay out 30o.Keywords: Dryer, Shell Diameter, Tube Diameter
VARIASI BERAT ROLLER TERHADAP PERFORMA PADA SEPEDA MOTOR HONDA SCOOPY FI TAHUN 2016 Antoro Aldi; Khoirul Anam
Surya Teknika Vol 5 No 2 Oktober 2021
Publisher : Universitas Muhammadiyah Pekajangan Pekalongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.48144/suryateknika.v5i2.1332

Abstract

Along with the rapid development of science and technology at this time, it has an impact on the development of the industrial world, especially in the automotive industry. The increasing number of human population in Indonesia demands the development of the provision of transportation facilities, one of the means of transportation that is widely used by the community is motorbikes. Given the ever-increasing need, motorcycle manufacturers are now competing to produce new motorcycles with various advantages, both in terms of design and technological advantages. Motorcycle manufacturers develop motorcycle components in order to achieve efficiency and good quality. The purpose of this study was to determine how much influence the use of 11 gram, 12 gram and 13 gram roller weight variations on the speed of the 2016 Honda Scoopy FI motorcycle. The test was carried out using a Dynoster tool by changing the roller weight according to the weight to be tested alternately then prepare the. The results of the test show that the roller weight with a weight of 11 grams is the best to use.Keywords: Roller Weight, Power and Torque
KONSUMSI BAHAN BAKAR PADA MOBIL KIJANG KF40 MENGGUNAKAN PENGAPIAN KONVENSIONAL PLATINA DENGAN SISTEM PENGAPIAN CDI (CAPASITOR DISCHARGE IGNITION) Deni i puji setiawan; Khoirul Anam
Surya Teknika Vol 5 No 2 Oktober 2021
Publisher : Universitas Muhammadiyah Pekajangan Pekalongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.48144/suryateknika.v5i2.1333

Abstract

In the development of the ignition system, the conventional ignition system will be marginalized and may not be used anymore because it is considered ineffective. What was originally using a conventional platinum ignition system on the Kijang kf40 car can be replaced or modified with a CDI electronic ignition system, in which here there are slight changes and additional components. This electronic ignition system for conventional vehicles is called the "CDI / Capacitor Discharge Ignition ignition system".Pertamax applies ecosave technology, which is a technology that is able to clean the inside of the engine, with an octane rating of 92. That way, the engine combustion will be more perfect. This test uses rpm 800, 1000, 1200. This study aims to determine the effect of using platinum ignition and cdi ignition with Pertamax fuel.Based on the results of Pertamax fuel testing for platinum ignition and CDI, the percentage of the largest value in CDI ignition / Capacitor Discharge Ignition 0.7 Milliliter is more efficient compared to platinum ignition at 800 rpm engine speed. While at 1000 RPM, CDI ignition / Discharge Ignition capacitors are 1.2 milliliter more efficient than platinum ignition. At 1,200 RPM, CDI ignition / Capacitor Discharge Ignition is 3.1 milliliter more efficient than Platinum ignition. From several rpms tested, it shows that the higher the RPM, the greater the difference in fuel consumption. Between the two tested ignitions.Keywords: ignition system, conventional platinum, CDI ignition / Capacitor Discharg
PENGARUH MODIFIKASI LUBANG BUANG TERHADAP DAYA DAN TORSI PADA SEPEDA MOTOR 2 TAK Muhammad Hadi Al-Rasyid; Khoirul Anam; Towijaya Towijaya
Surya Teknika Vol 6 No 1 April 2022
Publisher : Universitas Muhammadiyah Pekajangan Pekalongan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.48144/suryateknika.v6i1.1337

Abstract

Gasoline engine is one type of internal combustion engine that is widely used as a source of power for vehicles. Gasoline engines produce power from the combustion of fuel in the cylinders. In line with the development of science and technology, there are many improvements and developments of components to add power and torque. The purpose of this study was to determine the effect of modified exhaust cylinder block on power and torque on a 2 stroke Yamaha f1zr motorcycle with a modified exhaust hole height of 26 mm and a standard exhaust hole of 34 mm with a dynotest test to determine power and torque from 2500 RPM to RPM. 8000. The test results show that the maximum power at the modified exhaust hole is 12.5 HP at 7750 RPM while the standard exhaust port gets a maximum power of 11.5 HP at 7750 RPM. For the modified exhaust hole maximum torque is 11.36 Nm at 7750 RPM rotation while the standard exhaust hole obtains a maximum torque of 10.06 Nm at 7750 RPM rotation.Keywords: Power, torque, exhaust hole