Archive

Volume 9, Issue 2, December 2025

  • Research Article

    Reliability and Maintenance Performance Analysis of a 1600-ton Press Machine Using MTBF, MTTR, KPI, and Downtime Indicators

    Pejman Moemenishahraki*

    Issue: Volume 9, Issue 2, December 2025
    Pages: 36-41
    Received: 17 August 2025
    Accepted: 3 September 2025
    Published: 23 September 2025
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    Abstract: This study presents a comprehensive analysis of the reliability and maintenance performance of a 1600-ton press machine in refractory production using an innovative inverse KPI model. Key metrics—including Mean Time Between Failures (MTBF), Mean Time To Repair (MTTR), a specially formulated Key Performance Indicator (KPI), and total downtime—were s... Show More
  • Research Article

    Modification of Rope and Washer Pump to Engine Operated for Irrigation in South Western Oromia, Ethiopia

    Roba Adugna, Adem Tibesso*, Abu Dedo

    Issue: Volume 9, Issue 2, December 2025
    Pages: 42-47
    Received: 19 August 2025
    Accepted: 30 August 2025
    Published: 23 September 2025
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    Abstract: Suitable methods of water lifting and distribution are the most important aspects that determine the efficiency and success of an irrigation system. The rope and washer pump, a water-lifting device made with appropriate technology, has been effectively used in a number of developing nations all over the world. Engine operated rope pumps are one app... Show More
  • Research Article

    Development and Performance Evaluation of an Engine Driven Air Assisted Teff Planter

    Merga Workesa*, Solomon Lammessa

    Issue: Volume 9, Issue 2, December 2025
    Pages: 48-59
    Received: 2 September 2025
    Accepted: 13 September 2025
    Published: 17 October 2025
    DOI: 10.11648/j.ie.20250902.13
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    Abstract: Teff is a staple of Ethiopian culture and national identity and is very nutrient-dense. Ethiopia and its farmers now have more economic opportunities as a result. The process of planting involves putting seeds in the ground for optimal germination. It is among the most significant cultural customs related to the production of crops. At present it h... Show More