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Problem Analysis of Hydraulic Accumulators on Airbus A320 Aircraft Silaban, Divasco Togap; Yusuf, Yusvardi
FLYWHEEL : Jurnal Teknik Mesin Untirta Vol 9, No 2 (2023): October
Publisher : Universitas Sultan Ageng Tirtayasa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36055/fwl.v9i2.26518

Abstract

This study investigated the hydraulic system on Airbus A320 aircraft, focusing on the problems that often occur with hydraulic accumulators as well as the maintenance steps required. The Airbus A320 hydraulic system consists of three main systems, namely the Green, Yellow, and Blue hydraulic systems, which play an important role in the operation of vital systems in the aircraft. Periodic checks of nitrogen pressure in hydraulic power accumulators, in accordance with AMM guidelines, are key in preventing hydraulic system problems. Common hydraulic accumulator problems, such as hydraulic leaks, pressure drops, and internal leaks, are often caused by insufficient prefill pressure or too high a fill pressure. Necessary maintenance measures include pressure checks in accordance with AMM standards and pressure adjustments if required. By understanding common hydraulic accumulator problems and their maintenance, aircraft technicians can maintain hydraulic system performance in optimal conditions, ensuring the safety and optimal performance of the aircraft during operation.
PRINCIPAL MATERIAL RELATIONAL ANALYSIS DUCTING BASED ON THE PRICE AND CORROSION RATE MATERIALS Zahran, Raihan Rabby; Sunardi, Sunardi; Haryadi, Haryadi; Pinem, Mekro Permana; Yusuf, Yusvardi; Demustila, Harly; Nazwa, Intan
Trends in Mechanical Engineering Research Vol 2, No 1 (2024): June
Publisher : Department of Mechanical Engineering, Universitas Sultan Ageng Tirtayasa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.62870/timer.v2i1.26160

Abstract

Ducting is a supporting component of the HVAC system. (Heating, Ventilation, and Air Conditioning). In other words, ducting can be used as an air supply, and as a channel for both cold and hot air, air drainage, air absorption, and ventilation. It is used to ensure that the air quality in the room is awakened according to the needs of the room. In the selection of material for ducting, one can consider various aspects. In this journal, the aspects considered are the corrosion rate, ultimate tensile strength, and the material price of the three types of materials, namely BJLS, aluminium, and stainless steel. Based on the results of the test and calculation, BJSL has the highest corrosion rate of about 0.62 Mpy on the 14th day, stainless steel has a corrosive rate of around 0.29 Mpy on the 14th day, and aluminum has the lowest rate of corrosiveness of about 0,27 Mpy at the 15th day.