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University of Malaya

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Full-Text Articles in Automotive Engineering

Understanding Technological Innovation In Electric Vehicle Systems: A Patent-Based Analysis Of Trajectories And Opportunities, Dai Jie Apr 2026

Understanding Technological Innovation In Electric Vehicle Systems: A Patent-Based Analysis Of Trajectories And Opportunities, Dai Jie

Student Works (2020-2029)

This dissertation examines the evolutionary dynamics of technological innovation in the new energy vehicle (NEV) industry, focusing on hybrid electric vehicles (HEVs), battery electric vehicles (BEVs), and fuel cell electric vehicles (FCEVs) in comparison with the internal combustion engine (ICE) trajectory. Anchored in the framework of technological paradigms and trajectories, the study addresses three core questions: (1) which trajectory shows the strongest medium-term prospects, (2) which convergence-driven technologies underpin interdependencies across trajectories, and (3) where underexplored technological opportunities (“vacua”) exist within the most viable trajectory. To address these questions, the research applies a patent-based, multi-method strategy using over 120,000 patent …


Tribology, Performance And Emissions Of A Two Stroke-Cycle Engine Using Bio-Based Lubricant, Muhammad Zulfattah Zakaria Mar 2021

Tribology, Performance And Emissions Of A Two Stroke-Cycle Engine Using Bio-Based Lubricant, Muhammad Zulfattah Zakaria

Student Works (2020-2029)

Two-stroke (2T) gasoline engine is labelled as main contributor to air pollution, especially in the city. Ironically, this engine is still being sold and used and its sales was reported to increase over the years. The reason is that 2T gasoline engine is more powerful than four-stroke engine in term of power-to-weight ratio. Advancements in 2T engines technology also produces better emissions than their four-stroke counterpart. Most 2T engines do not have oil sump for lubricant which makes the maintenance easier, cheaper, and more practical e.g., for marine outboard engine which is heavy and costly to be dismantled and brought …


Pre-Collision Safety Risk Assessment Using Multi-Body Simulation, Eko Deprianto Jan 2021

Pre-Collision Safety Risk Assessment Using Multi-Body Simulation, Eko Deprianto

Student Works (2020-2029)

Road accident has become an alarming phenomenon across the country. Its negative impact does not only include loss of lives but also affects the economy. Hence, road safety assessment has become a crucial preventive measure. Several assessment studies have been developed and implemented. However, they are mostly conducted in the post-accident level, in which the accident has already taken place. A study using a vehicle dynamic simulation is then proposed to assess the accident at the post-accident level. In order to check its effectiveness, two accident-prone locations were chosen, its road segments are then generated into a simulated environment. Several …


Recreation Of Water-Cooled Exhaust Manifold To Improve Exhaust Gas Recirculation, Muhammad Irfan Asha'ari Jan 2021

Recreation Of Water-Cooled Exhaust Manifold To Improve Exhaust Gas Recirculation, Muhammad Irfan Asha'ari

Student Works (2020-2029)

The exhaust manifold is a component of the common internal combustion engine designed to help flow the exhaust gases away from the cylinder. Usually attached onto the cylinder head with gaskets, nuts and bolts; modern technology has made it possible to integrate the exhaust manifold into the cylinder head. This results in a reduction of cost to manufacture or outsource gaskets, nuts and bolts; lower weight, volume and size; improved fuel consumption; and improved warm-up times from initial start-up. A functional method of improving emissions of an internal combustion is the introduction of recirculated exhaust gases for combustion. The system …


Malaysian Automotive Industry's Technological Capabilities In Meeting The Defence Requirements, Ahmad Marzuki Ahmad Nawawi Jan 2002

Malaysian Automotive Industry's Technological Capabilities In Meeting The Defence Requirements, Ahmad Marzuki Ahmad Nawawi

Student Works (2000-2009)

The end of cold war in late 1980s had totally changed the strategic outlook in the management of military crisis. The revolution in military affairs IRMA) that took place thereafter, had witnessed the importance of technology in determining the national resilience and military power. In modern warfare, technology is considered the main determinant in victory or defeat in the battlefield. The Malaysian Army, realising the need to prepare a lean and mean force to fight a conventional warfare, requires state-of-the-art equipment in order to provide the mobility, firepower and intelligence, which are vital in waging war. All these elements can …


Penswastaan Kereta Turus Dan Utiliti Atm : Persepsi Terhadap Perkhidmatan Dan Juga Perbandingan Kos Antara Spanco Dan Atm, Mohamad Yusoff Yaacob, Shaiful Hisham Mahat, Daud Mohamed Jan 2002

Penswastaan Kereta Turus Dan Utiliti Atm : Persepsi Terhadap Perkhidmatan Dan Juga Perbandingan Kos Antara Spanco Dan Atm, Mohamad Yusoff Yaacob, Shaiful Hisham Mahat, Daud Mohamed

Student Works (2000-2009)

Sejak awal penubuhan ATM pengurusan fleet kereta turus dan utiliti adalah dibawah tanggungjawab ATM sepenuhnya. Waiau bagaimanapun pada 30 Oktober 1993, perjanjian konsesi telah ditandatangani antara Kerajaan Malaysia dan Syarikat SPANCO Sdn Bhd. Dalam perjanjian ini, SPANCO telah diberi hak konsesi untuk memberi perkhidmatan kereta turus dan utiliti kepada ATM. Setelah hampir 9 tahun SPANCO memberi perkhidmatan kini timbul beberapa rungutan di kalangan pengguna ATM yang secara umumnya mempersoalkan keupayaan SPANCO dalam memberi perkhidmatan yang terbaik kepada ATM. Kos sewaan serta senggaraan yang terus meningkat dari tahun kesetahun juga turut menimbulkan persoalan mengapa pengurusan kereta turus dan utiliti ini perlu …


Lessons From The Malaysian Financial Crisis And The Tough Road Ahead For Proton, Ming Fong Khoo Jan 2000

Lessons From The Malaysian Financial Crisis And The Tough Road Ahead For Proton, Ming Fong Khoo

Student Works (2000-2009)

The economic crisis contagion from Thailand had imposed a serious impact on Malaysia economic. In Malaysia, the currency and financial crisis became a crisis of a real economy. The Malaysia Government undertook many policies to tum around its economy. The more significant policies are capital control and fixed exchange rate implemented in September 1997. The economic and currency crisis had severe impact on automobile industry in Malaysia. All the automobile companies had implemented various strategies to overcome the economy turmoil. However, most of these strategies are reactive action and the automotive companies implement these activities to resolve immediate problem when …