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• %2025-%07-%01 pp. 48 - 53

  Analisis Perbandingan Kinerja Injektor Mesin Wartsila W20V34DF pada Beban 0 kW dan 3000 kW Menggunakan Simulasi CFD

  Budi Sutrisno, Dedy Ashari, La Ode Ichlas Syahrullah Yunus, La Ode Abdul Gamsir, Akhmad Fadli Ibrahim, Yuvita Satriani Djuli

  doi 10.55679/pistonjt.v10i1.96

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  Analisis Perbandingan Kinerja Injektor Mesin Wartsila W20V34DF pada Beban 0 kW dan 3000 kW Menggunakan Simulasi CFD

  1. J. Smith and A. Johnson, "Impact of fuel injector spray characteristics on combustion efficiency in large bore marine engines," Journal of Marine Engineering & Technology, vol. 19, no. 3, pp. 187-195, (2024).
  2. L. Chen and H. Wang, "Numerical investigation of fuel spray and combustion in a direct injection engine using CFD," Applied Energy, vol. 301, p. 117432, (2023).
  3. M. P. Kumar and S. R. Reddy, "Analysis of diesel engine injector nozzle wear and its effect on engine performance and emissions,"International Journal of Engine Research, vol. 23, no. 1, pp. 132-145, (2022).
  4. R. Sharma and V. Gupta, "Computational fluid dynamics analysis of fuel injection and mixing in internal combustion engines: A review,"Energy Reports, vol. 7, pp. 110-125, (2021).
  5. Y. Zhang, L. Wang, and X. Liu, "Injector performance and emission characteristics," Energy Reports, vol. 6, pp. 123-130, (2020).
  6. K. Li, P. Li, and J. Liu, "CFD simulation of fuel spray and combustion in a common rail diesel engine," Combustion and Flame, vol. 205, pp. 1-12, (2023).
  7. Tegar Armanto., Analisis Computational Fluid Dynamics (CFD) Sistem Pemanasan Dan Pendinginan Bioreaktor Fermentasi Kopi (2024).
  8. Saputra, A. Simulasi Aliran Fluida Dengan Variasi Penempatan Injektor Pada Intake Manifold Mesin 2 Langkah Menggunakan Cfd (Doctoral Dissertation, Universitas Negeri Jakarta) (2024).

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• %2024-%02-%12 pp. 51 - 57

  Analisa Numerik Perilaku Aliran yang Melalui Struktur Persegi

  La Ode Ahmad Barata, Lukas Kano Mangalla, Amrullah

  doi 10.55679/pistonjt.v8i2.53

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  Analisa Numerik Perilaku Aliran yang Melalui Struktur Persegi

  1. S. C. Yen and C. W. Yang, “Flow patterns and vortex shedding behavior behind a square cylinder,” J. Wind Eng. Ind. Aerodyn., vol. 99, no. 8, pp. 868–878, 2011, https://doi.org/10.1016/j.jweia.2011.06.006.
  2. O. Lehmkuhl, G. Chrysokentis, S. Gomez, and H. Owen, “Large eddy simulation for automotive aerodynamics with Alya,” 10th Int. Conf. Comput. Fluid Dyn. ICCFD 2018 - Proc., pp. 1–11, 2018.
  3. P. C. M. Lesieur, O. Métais, Large-Eddy Simulations of Turbulance. United States of America: Cambridge University Press., 2005.
  4. L. O. A. Barata, T. Kiwata, A. Rachman, S. and N. Endriatno, "Numerical Investigation of Flow Around Finite Height Rectangular," CFD Letters, pp. 154-175, 2023. https://doi.org/10.37934/cfdl.15.6.154175.
  5. L. O. A. Barata, Edward Ngii, Takahiro Kiwata, & Takaaki Kono. (2022). Enhancing Dynamic Response of Cantilevered Rectangular Prism Using a Splitter Plate as a Passive Turbulence Control in Water Tunnel. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences, 91(2), 1–14. DOI: https://doi.org/10.37934/arfmts.91.2.114.
  6. Samhuddin, L. O. A. Barata, and Nurjannah Yusman, “Pengaruh Kendali Turbulensi Aliran terhadap Bidang Aliran Di Sekitar Struktur Persegi”, Piston-JT, vol. 8, no. 1, pp. 30–36, Jul. 2023, DOI: https://doi.org/10.55679/pistonjt.v8i1.42
  7. ANSYS. "Ansys Fluent 18.2 Theory Guide." ANSYS Inc., 2017.
  8. Kajishima, Takeo, and Kunihiko Taira. Computational fluid dynamics: incompressible turbulent flows. Springer, 2017. DOI: https://doi.org/10.1007/978-3-319-45304-0
  9. Versteeg, Henk Kaarle, and Weeratunge Malalasekera. An introduction to computational fluid dynamics: the finite volume method. Pearson Education, 2007.
  10. Sulistyaningtyas, A. D., & Wantika, R. R. (2022). Penerapan Persamaan Navier-Stokes untuk Model Matematika Perpindahan Panas Aliran Fluida Unsteady. In PRISMA, Prosiding Seminar Nasional Matematika (Vol. 5, pp. 781-786).
  11. Oberkampf, William L., and Timothy G. Trucano. "Verification and validation in computational fluid dynamics." Progress in Aerospace Sciences 38, no. 3 (2002): 209-272. DOI: https://doi.org/10.1016/S0376-0421(02)00005-2
  12. Oberkampf, William L., and Matthew F. Barone. "Measures of agreement between computation and experiment: validation metrics." Journal of Computational Physics 217, no. 1 (2006): 5-36. DOI: https://doi.org/10.1016/j.jcp.2006.03.037
  13. Mizukami, Shunichi. 2017. "Study on the Flow around the Elastic Supported Prism and the Vibration Dynamics of the Flow (in Japanese)." Master Thesis, Graduate School of Natural Science and Technology, Kanazawa University.
  14. Knisely, C. W. "Strouhal Numbers of Rectangular Cylinders at Incidence: A Review and New Data." Journal of Fluids and Structures 4, no. 4 (1990): 371–393. https://doi.org/10.1016/0889-9746(90)90137-T.
  15. Bearman, P W, and D M Trueman. "An Investigation of the Flow around Rectangular Cylinders." Aeronautical Quarterly 23, no. 3 (1972): 229–237. DOI: https://doi.org/10.1017/S0001925900006119
  16. S. H. S.P., “Analisis Perbandingan Velocity Dan Shear Stress Perkembangan Boundary Layer Flat Plate Menggunakan Turbulent Model k – ε (Standard, Realizable, RNG),” J. Penelit., vol. 2, no. 1, pp. 27–37, 2017, DOI: https://doi.org/10.46491/jp.v2e1.109.27-37
  17. Y. Wahyudi and M. Agung, “Pengaruh Distribusi Tekanan Terhadap Gaya Lift Airfoil Naca 23012 Pada Berbagai Variasi Angle of Attack,” J. Mech. Eng., 2021.

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• %2023-%07-%06 pp. 30 - 36

  Pengaruh Kendali Turbulensi Aliran terhadap Bidang Aliran Di Sekitar Struktur Persegi

  Samhuddin, La Ode Ahmad Barata, Nurjannah Yusman

  doi 10.55679/pistonjt.v8i1.42

  Views 82

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  References

  Pengaruh Kendali Turbulensi Aliran terhadap Bidang Aliran Di Sekitar Struktur Persegi

  1. A. Abdelkefi, “Aeroelastic energy harvesting: A review”, International Journal of Engineering Science, Vol. 100, 2016, pp 112-135. https://doi.org/10.1016/j.ijengsci.2015.10.006.
  2. L. O. A. Barata, K. Takahiro, T. Ueno, S. Samhuddin, and L. Hasanudin, "Experimental Investigation of Bladeless Power Generator from Wind-induced Vibration," International Journal of Renewable Energy Development, vol. 11, no. 3, pp. 661-675, Aug. 2022.
  3. https://doi.org/10.14710/ijred.2022.43888
  4. H. Park, A. P. Mentzelopoulos, M. M. Bernitsas, “Hydrokinetic energy harvesting from slow currents using flow-induced oscillations”, Renewable Energy, Vol. 214, 2023, pp 242-254,October 2021. https://doi.org/10.1016/j.renene.2023.05.110.
  5. Guo, G. Wu, X. Du, M. S. Mason, “Numerical investigation of flow around a square cylinder in accelerated flow. Physics of Fluids 1 vol.33 (10), 104105, October 2021. https://doi.org/10.1063/5.0062282
  6. X. Liu, F. Huang, F. Xu, Z. Duan, J. Ou, "Numerical study on wake control of square cylinder based on vertical axis wind turbines”, Journal of Building Engineering, Vol. 68, 106203, June 2023. https://doi.org/10.1016/j.jobe.2023.106203.
  7. L. O. A. Barata, E. Ngii, T. Kiwata, and T. Kono, “Enhancing Dynamic Response of Cantilevered Rectangular Prism Using a Splitter Plate as a Passive Turbulence Control in Water Tunnel,” J. Adv. Res. Fluid Mech. Therm. Sci., vol. 91, no. 2, pp. 1–14, Feb. 2022. https://doi.org/10.37934/arfmts.91.2.114
  8. Hwang, Jong-yeon, & K. Yang, "Drag Reduction on a Circular Cylinder Using Dual Detached Splitter Plates", Journal of Wind Engineering and Industrial Aerodynamics 95, pp. 551–564, 2007. https://doi.org/10.1016/j.jweia.2006.11.003
  9. W. L. Oberkampf and M. F. Barone, “Measures of agreement between computation and experiment: Validation metrics,” J. Comput. Phys., vol. 217, no. 1, pp. 5–36, Sep. 2006.
  10. W. L. Oberkampf and T. G. Trucano, “Verification and validation in computational fluid dynamics,” Prog. Aerosp. Sci., vol. 38, no. 3, pp. 209–272, Apr. 2002.
  11. M. F. White, Fluid Mechanics-Eighth edition. McGraw Hill Education, 2016.
  12. H. Versteeg and W. Malalasekera, Introduction to Computational Fluid Dynamics, 2nd ed. Pearson Education Limited, 2010.
  13. ANSYS, ANSYS Fluent 18.1. Theory Guide, ANSYS, Inc, 2017.
  14. S.Mizukami, "Study on the Flow around the Elastic Supported Prism and the Vibration Dynamics of the Flow (in Japanese)," Master Thesis, Graduate School of Natural Science and Technology, Kanazawa University, 2017.
  15. D.Yu, K. Butler, A. Kareem, J. Glimm, and J. Sun, "Simulation of the Influence of Aspect Ratio on the Aerodynamics of Rectangular Prisms", Journal of Engineering Mechanics 139, no. 4, pp. 429–438, 2013. https://doi.org/10.1061/(ASCE)EM.1943-7889.0000494.
  16. C. W. Knisely, "Strouhal Numbers of Rectangular Cylinders at Incidence: A Review and New Data," Journal of Fluids and Structures 4, no. 4, pp. 371–393, 1990. https://doi.org/10.1016/0889-9746(90)90137-T.
  17. P W Bearman, and D M Trueman, "An Investigation of the Flow around Rectangular Cylinders," Aeronautical Quarterly 23, no. 3 pp.229–237, 1972. https://doi.org/10.1017/S0001925900006119
  18. L. O. A. Barata, T. Kiwata, A. Rachman, Samhuddin, and nanang endriatno, “Numerical Investigation of Flow Around Finite Height Rectangular”, CFD Lett., vol. 15, no. 6, pp. 154–175, Apr. 2023. https://doi.org/10.37934/cfdl.15.6.154175

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• %2024-%07-%01 pp. 1 - 6

  Uji Eksperimental Aliran Dalam Pipa dengan Variasi Rangkaian Pompa Sentrifugal

  Amrullah, Akbar Naro Parawangsa, La Ode Ahmad Barata

  doi 10.55679/pistonjt.v9i1.57

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  Uji Eksperimental Aliran Dalam Pipa dengan Variasi Rangkaian Pompa Sentrifugal

  1. Salimin and L. O. A. Barata, “Perancangan dan Pengujian Pompa Hidram ”, Piston-JT, vol. 6, no. 2, pp. 11–22, Dec. 2021, https://doi.org/10.55679/pistonjt.v6i2.35.
  2. S. Wuryanti, M. Maridjo, S. Slameto, I. Yuliyani, and I. Indriyani, “Perbandingan Karakteristik Pompa Tunggal dengan Pompa Ganda yang Dioperasikan secara Seri maupun Paralel,” J. Rekayasa Mesin, vol. 18, no. 2, p. 147, 2023, doi: 10.32497/jrm.v18i2.3967.
  3. Haruo Tahara and Sularso, Pompa dan Kompresor. Jakarta: PT.Pradnya Paramita, 2000.
  4. E. Repsa and E. Kronbergs, “Investigation of Centrifugal Pump Characteristics,” Jelgava, vol. 20, no. Lcc, pp. 551–556, 2021, doi: 10.22616/ERDev.2021.20.TF119.
  5. Y. R. Adhari and A. Akhyan, “Studi Eksprimental Pengaruh Kinerja Pompa Sentrifugal Seri Dan Paralel Menggunakan Fluida Crude Palm Oil (Non Newtonian),” Proceeding Appl. Bus. Eng. Conf., no. November, pp. 17–19, 2022.
  6. Y. Guan, M. Bai, X. Meng, Y. Liu, and F. Xu, “Experimental investigation of Piezoelectric Micropumps with Single, Series or Parallel Pump Chambers,” Int. J. Acoust. Vib., vol. 25, no. 3, pp. 453–460, 2020, doi: 10.20855/ijav.2020.25.31688.
  7. S. J. Olson, R.M. and Wright, Dasar-Dasar Mekanika Fluida. Jakarta: Erlangga, 1990.
  8. J. B Manga, Dasar-dasar Pompa dan Perencanaan. Ujung Pandang, 1990.
  9. C. Himawan, J. W. Dika, and A. D. Putra, “Analisis Pengaruh Variasi Katup Tetap RPM Berubah Dan Variasi RPM Tetap Katup Berubah Pada Pompa Seri, Pararel, dan Tunggal,” Ring Mech. Eng. (RING ME), vol. 3, no. 2, pp. 105–112, 2023, doi: https://doi.org/10.33474/rm.v3i1.
  10. Shivani Kaustubh Chitale, Pranjal Nitin Jadhav, Snehal Suresh Dhoble, and Dr. Mr. Satyajeet Deshmukh, “Parameters Affecting Efficiency of Centrifugal Pump - A Review,” Int. J. Sci. Res. Sci. Technol., pp. 49–58, 2021, doi: 10.32628/ijsrst218573.

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• %2022-%12-%30 pp. 29 - 34

  Sistem Pendingin Pada Induced Draft Counter flow Cooling Tower

  Muhammad Alfian, La Ode Ahmad Barata, Nining Mahmuda Meliana

  doi 10.55679/pistonjt.v7i2.13

  Views 89

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  References

  Sistem Pendingin Pada Induced Draft Counter flow Cooling Tower

  1. J. H. Viljoen, C. J. Muller, & I. K. Craig, “Dynamic Modelling Of Induced Draft Cooling Towers With Parallel Heat Exchangers , Pumps And Cooling Water Network”, Journal Of Process Control, 68, 34–51, 2018.
  2. T. Irawan, “Kajian Analisis dan Konstruksi Menara Pendingin – Review”, Jurnal Engine: Energi, Manufaktur, dan Material, Vol.6, No.1, Hal. 53 – 62, 2022.
  3. M. Z. A. Hidayat, “Analisa kinerja cooling tower P.A Hlton dengan variasi laju aliran udara dan variasi temperatur air masuk terhadap efektivitas, Skripsi, Jurusan Teknik Mesin, Universitas Trisakti, 2021.
  4. B. T. Prasetyo, “Simulasi Numerik dan Validasi Experimental Distribusi Aliran Udara Di Dalam Cooling Tower”, Mesin, Vol. 9, No. 3, Hal. 190-194, 2007.
  5. J. C. Hensley, Cooling Tower Fundamentals (2nd Ed.), SPX Cooling Technologies, Inc, 2009.
  6. D. A. Fauzi, dan B. Rudiyanto, “Analisa Performa Menara Pendingin Pada PT Geo Dipa”, Jurnal Ilmiah Rotari, Vol.1, No.1, Hal. 25 – 32, 2015.
  7. A. Melkias, “ Analisa Performa pada Cooling Tower Jenis Mechanical Draft Crossflow”, Jurnal Teknik Energi, Vol. 10, No.1, hal. 24 – 28, 2020.
  8. Y.A. Cengel, “Heat Transfer – Practical Approach”, second edition, McGraw –Hill, 2007.
  9. S.R. Komarudin, & S.Y. Baskoro, “Analisis Pengaruh Penyerapan Kalor Terhadap Efisiensi Cooling Tower Pada Tungku Induksi Pengecoran Logam Di Polman Astra”, Bina Teknika, Vol.13, No.1, Hal. 11 – 21, 2017.

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• %2026-%06-%10 pp. 36 - 54

  Studi numerik aliran melalui struktur persegi dengan model turbulen Large Eddy Simulation (LES)

  Mohamad Abdirizal Bahmid, La Ode Ahmad Barata, Budiman Sudia

  doi 10.55679/pistonjt.v11i1.137

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  Studi numerik aliran melalui struktur persegi dengan model turbulen Large Eddy Simulation (LES)

  1. S. Tiwari, M. Swaminathan, S. Santhosh Eashwar, Harender, and D. B. Singh, “Performance enhancement of the photovoltaic system with different cooling methods,” Environ. Sci. Pollut. Res., vol. 29, no. 30, pp. 45107–45130, 2022, doi: 10.1007/s11356-022-20330-x.
  2. J. Liu, B. Yan, Y. Gao, X. Zhang, and Y. Pei, “Study on Characteristics of Aeolian Vibration of Conductor Lines Considering Coupling Between Conductor Motion and Vortex Excitation,” Int. J. Appl. Mech., vol. 17, no. 03, pp. 24–26, Mar. 2025, doi: 10.1142/S1758825125500115.
  3. F. Duan and J. Wang, “Fluid-structure-sound interaction in noise reduction of a circular cylinder with flexible splitter plate,” J. Fluid Mech., vol. 920, no. June, 2021, doi: 10.1017/jfm.2021.403.
  4. Z. Hu, J. Wang, Y. Sun, and K. Lin, “The Suppression of Flow-Induced Vibrations for a Single and Two Tandem-Arrangement Cylinders Using Three Splitter Plates,” J. Mar. Sci. Eng., vol. 12, no. 9, 2024, doi: 10.3390/jmse12091487.
  5. Y. Niu and B. A. Younis, “Computational study and field implementation of methods for the control of vortex shedding from a bridge caisson,” Eng. Appl. Comput. Fluid Mech. , vol. 19, no. 1, 2025, doi: 10.1080/19942060.2025.2504677.
  6. Y. Liu, Y. Li, J. Li, J. Zhou, and X. Qiu, “The wake characteristics and hydrodynamic forces of a near-wall circular cylinder with the splitter plate,” Mod. Phys. Lett. B, vol. 38, no. 33, 2024, doi: 10.1142/S0217984924503160.
  7. W. Oberkampf, “Concepts and Practice of Verificaion, Validation, and Uncertainty Quantification,” 2013. [Online]. Available: papers://f1f22675-95a4-4828-aca2-0d710de1e56f/Paper/p5673
  8. W. L. Oberkampf and M. F. Barone, “Measures of agreement between computation and experiment: Validation metrics,” J. Comput. Phys., vol. 217, no. 1, pp. 5–36, Sep. 2006, doi: 10.1016/j.jcp.2006.03.037.
  9. L. O. A. Barata and S. Samhuddin, “Karakteristik pemanen daya listrik berbasis getaran struktur,” J. Rekayasa Mesin, vol. 13, no. 3, pp. 911–919, Jan. 2023, doi: 10.21776/jrm.v13i3.1268.
  10. F. R. Armin, L. O. A. Barata, and La Hasanudin, “Analisa Numerik Aliran melewati Penampang 2D menggunakan Model Turbulen uRANS,” Enthalpy J. Ilm. Mhs. Tek. Mesin, vol. 10, no. 2, pp. 113–121, 2025, doi: 10.55679/enthalpy.v10i2.3.
  11. La Ode Ahmad Barata, Takahiro Kiwata, Aditya Rachman, Samhuddin, and nanang endriatno, “Numerical Investigation of Flow Around Finite Height Rectangular,” CFD Lett., vol. 15, no. 6, pp. 154–175, Apr. 2023, doi: 10.37934/cfdl.15.6.154175.
  12. T. Kajishima and K. Taira, Computational Fluid Dynamics, no. 9783319762333. Cham: Springer International Publishing, 2017. doi: 10.1007/978-3-319-45304-0.
  13. ANSYS Inc., “Ansys Fluent 18.2 Tutorial Guide,” ANSYS Inc., vol. 15317, no. Agustus, 2017.
  14. S. Mizukami, “Study on the flow around the elastic supported prism and the vibration dynamics of the flow (in Japanese),” Kanazawa University, 2017.
  15. C. W. Knisely, “Strouhal numbers of rectangular cylinders at incidence: A review and new data,” J. Fluids Struct., vol. 4, no. 4, pp. 371–393, Jul. 1990, doi: 10.1016/0889-9746(90)90137-T.
  16. L. O. A. Barata, T. Kiwata, Sudarsono, S. Alfat, N. Endriatno, and R. Wijayanto, “Flow Structure Control over the Square Cylinder with Inclined Splitter Plate: A Pathway to Conserving Energy,” Int. J. Automot. Mech. Eng., vol. 22, no. 4, pp. 12986–13001, Nov. 2025, doi: 10.15282/ijame.22.4.2025.11.0988.
  17. H. Versteeg and W. Malalasekera, Introduction to Computational Fluid Dynamics, 2nd ed. Pearson Education Limited, 2010.
  18. J. Zhou, X. Qiu, J. Li, and Y. Liu, “Effects of a short splitter plate on the wake characteristics and vortex evolution of flow around a circular cylinder in proximity to a wall,” J. Fluid Mech., vol. 1016, August, 2025, doi: 10.1017/jfm.2025.10301.
  19. C. Wang, Q. Wen, S. Zhou, X. Hua, and Z. Huang, “Effects of end condition and aspect ratio on vortex-induced vibration of a 5 : 1 rectangular cylinder,” J. Fluids Struct., vol. 109, no. January, p. 103480, 2022, doi: 10.1016/j.jfluidstructs.2021.103480.

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