Search Results - "Yohana, Eflita"

Effect of ring baffle on erosion in circulating fluidized bed boiler by Utomo, M.S.K. Tony Suryo, Yohana, Ir. Eflita, Krisna, Bramantya, Dwinanda, M. Farkhan, Tauviqirrahman, Mohammad, Choi, Kwang-Hwan

“…Because a variety of fuels can be burned during the combustion process, CFB boilers have a very wide range of applications in coal-fired power plants. The…”
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Wind Tunnel Test on an Airplane Model with Cylindrical VGs attached on the Wing’s Upper Surface by Wijiatmoko, Gunawan, Yohana, Eflita, Tauviqirrahman, Mohammad, Pane, Ivransa Zuhdi

“…In aerodynamics, there is a lot of research regarding the implementation of vortex generators (VGs) which are placed in certain parts of aircraft to improve…”
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Multiple response optimizations on the leached-spray-dried bancha green tea towards healthy ageing by Paramita, Vita, Masruchin, Nanang, Wirohadidjojo, Yohanes Widodo, Puruhito, Buwono, Ariyanto, Hermawan Dwi, Yulianto, Mohamad Endy, Hartati, Indah, Yohana, Eflita, Hidayatulloh, Furqon, Sutrisno, Tris, Wijayanto, Bagus

“…Bancha is a popular type of green tea in Japan, rich in tea polyphenols (TPs) and has a more astringent aroma with a less aromatic and strong character that…”
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Analysis of blended winglet parameters on the aerodynamic characteristics of NXXX aircraft using Computational Fluid Dynamics (CFD) by Utomo, M.S.K Tony Suryo, Yohana, Eflita, Mahendra, Calvin, Utama, Ignatius Yudki

“…Winglet is a wingtip device that was developed to improve aircraft flight performance by reducing induced drag. The induced drag produced by the NXXX aircraft…”
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Investigation on acoustic, thermal, and tribological properties of hydrodynamic journal bearing with heterogeneous rough/smooth surface by Tauviqirrahman, Mohammad, Yohana, Eflita, Paryanto, Jamari, Muslim, Fauzan Syukri, Anggoro, Paulus Wisnu

“…High level of noise limits the reliability of the lubricated journal bearing. In the current paper, the possibility of bearing design with a heterogeneous…”
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A comparative study on turbulent models for three-dimensional thermo-hydrodynamic analysis of textured thrust bearing by Tauviqirrahman, Mohammad, Lim, Youngbin, Jamari, Jamari, Muchammad, Muchammad, Pugastri, Ben Oni, Yohana, Eflita, Ammarullah, Muhammad Imam

“…Various studies have been conducted to improve the tribological performance of thrust bearings. In the present study, thermohydrodynamic (THD) analysis was…”
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Effect of butanol on fuel consumption and smoke emission of direct injection diesel engine fueled by jatropha oil and diesel fuel blends with cold EGR system by Syarifudin, Syaiful, Yohana, Eflita

“…Diesel engines are widely used in industry, automotive, power generation due to better reliability and higher efficiency. However, diesel engines produce high…”
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Investigating the influence of nanofluid on photovoltaic-thermal systems concerning photovoltaic panel performance by Arifin, Zainal, Prasojo, Yudin Joko, Juwana, Wibawa Endra, Rachmanto, Rendy Adhi, Widhiyanuriyawan, Denny, Yohana, Eflita, Prasetyo, Singgih Dwi

“…•Photovoltaic (PV) panels can transform solar energy into electrical energy.•High temperatures can reduce the efficiency of PV cells.•A study in Surakarta,…”
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CFD analysis of hydrodynamic journal bearing with Bingham plastic lubricant considering roughness by Tauviqirrahman, Mohammad, Paryanto, P., Pugastri, Ben Oni, Hamonangan, Andreas Partogi, Muchammad, M., Yohana, Eflita, Jamari, J.

“…Utilizing a non-Newtonian lubricant, such as Bingham plastic fluid, in a hydrodynamic journal bearing affords the opportunity to actively alter the operating…”
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The synergistic influence of texture and slip formations in hydrodynamic thrust bearings on tribological characteristics by Syafaat, Imam, Rois, Zukhruf Ilyas Hadi, Muchammad, Muchammad, Tauviqirrahman, Mohammad, Setiyana, Budi, Yohana, Eflita, Jamari, Jamari

“…The hydrodynamic thrust bearing is a bearing type that operates on the principle of hydrodynamic lubrication, and it finds extensive application in the power…”
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Investigation of the influence of turbulence to tribological performance on smooth and multistep journal bearing with hydrodynamics simulation by Muchammad, M., Wibowo, Daniel Dwi Putra, Tauviqirrahman, Mohammad, Setiyana, Budi, Yohana, Eflita, Jamari, J.

“…A bearing is an element that maintains the relative motion between two components in industrial machines, while a journal bearing is often used to maintain the…”
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Indonesian efforts to overcome covid-19's effects on its municipal solid waste management: a review by Budihardjo, Mochamad Arief, Humaira, Natasya Ghinna, Putri, Soraya Annisa, Yohana, Eflita, Ramadan, Bimastyaji Surya, Zaman, Badrus, Sutrisno, Endro

“…The COVID-19 pandemic has worsened the solid waste management problem in Indonesia. Lockdowns induced by the pandemic have increased waste generation…”
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The Effect of Ethanol on Brake Torque, Brake Specific Fuel Consumption, Smoke Opacity, and Exhaust Gas Temperature of Diesel Engine 4JB1 Fueled by Diesel-Jatropha Oil by Syarifudin, Syarifudin, Fatkhurrozak, Faqih, Sanjaya, Firman Lukman, Yohana, Eflita, Syaiful, Syaiful, Wibowo, Agus

“…The growth of diesel vehicles has consequences for the consumption of diesel oil. Therefore, using Jatropha as an alternative fuel reduces dependence on diesel…”
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Chemical composition and antibacterial activity of coconut-shell liquid smoke to maintain the texture of fresh meat by Purwantisari, Susiana, Nur Jannah, Siti, Nabilla Fikri, Dzakiyya, Aulia Wulandari, Sukma, Yohana, Eflita, Setiyana, Budi, Ardiansari, Anindya, Ikhlasul Amal, Daffa, Dwi Ariyanto, Hermawan

“…This research focused on the evaluation of raw broiler chicken meat texture and pathogenic antibacterial effect under the treatment of grade 2 coconut-shell…”
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Energetic and Economic Viability of off-grid PV-BESS for Charging Electric Vehicles: Case Study of Yogyakarta by Adhi Rachmanto, Rendy, Purnomo, Ahmad, Ubaidillah, Dwi Prasetyo, Singgih, Yohana, Eflita, Widhiyanuriyawan, Denny, Arifin, Zainal

“…Photovoltaic and Battery Energy Storage System (PV-BESS) is a system for utilizing solar energy. The off-grid PV-BEES design is used for vehicle electric…”
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The effect of cylinder wall cooling and vortex finder (tapered in-out) geometry on temperature, heat rate, and flow field to increase cyclone performance using CFD by Yohana, Eflita, Tauviqirrahman, Mohammad, Ismail, Rifky, Muliyawan, Anggi, Carles, Henry, Dwinanda, M. Farkhan H., Ariyanto, Hermawan Dwi, Yulianto, Mohamad Endy, Choi, Kwang-Hwan

“…The results of testing the effect of temperature, flow field, heat transfer, and performance by simulating the tapered in-out shape with and without cylinder…”
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Effect of particle size and bed height on the characteristic of a fluidized bed dryer by Yohana, Eflita, Muchammad, Tauviqirrahman, Mohammad, Sayekti, Awallina Ani, Choi, Kwang-Hwan, Paramita, Vita

“…Food, pharmaceutical, mineral and petroleum industries often use fluidized bed dryers for the drying process. In the present study, fluidized bed dryers in the…”
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Numerical analysis on the effect of the vortex finder diameter and the length of vortex limiter on the flow field and particle collection in a new cyclone separator by Yohana, Eflita, Tauviqirrahman, Mohammad, Putra, Arbian Ridzka, Diana, Ade Eva, Choi, Kwang-Hwan

“…There are many geometric and operational parameters that affect the performance of a cyclone separator, including the geometry and the length of the vortex…”
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Experimental Study Performance R-22 AC Split Retrofitted With Propane by Ridwan Tanaka, Imam, Fajar, Berkah, Suryo Utomo, Tony, Yohana, Eflita, Mustaqim

“…Refrigerant 22 or called R-22 is still the most widely used for air conditioners. However, since it has a relatively high global warming properties, the use of…”
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Experimental Study of Wind Booster Addition for Savonius Vertical Wind Turbine of Two Blades Variations Using Low Wind Speed by Yohana, Eflita, Suryo U, MSK. Tony, Luhung, Binawan, Reza, Mohamad Julian, Zaman, M Badruz

“…The Wind turbine is a tool used in Wind Energy Conversion System (WECS). The wind turbine produces electricity by converting wind energy into kinetic energy…”
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