96 research outputs found

    Kajian kes Tan Sri Abdul Khalid Ibrahim lwn Bank Islam (M) Berhad mengenai isu penentuan keputusan oleh Mahkamah atau Majlis Penasihat Shariah dalam hal-hal kewangan dan perbankan Islam

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    Majlis Penasihat Shariah (SAC) telah ditubuhkan di bawah Bank Negara Malaysia bagi tujuan menyelaras prinsip-prinsip Islam di dalam isu-isu kewangan dan merupakan badan rujukan utama di dalam kes-kes berkaitan kewangan Islam di dalam negara. Walaubagaimanapun, pindaan Akta Bank Negara Malaysia 2009 telah memberi kesan kepada keputusan SAC berkaitan isu kewangan Islam apabila SAC dapat mengikat mahkamah sivil untuk mengikutnya di dalam keputusan sesuatu kes. Berikutan masalah ini, kuasa SAC telah dilihat bertentangan dengan semangat perlembagaan melalui hak kesamarataan dan hak mahkamah untuk membuat keputusan tanpa terikat dengan mana-mana badan.Pindaan yang dibuat di dalam Akta Bank Negara Malaysia 2009 melalui beberapa peruntukan juga dianggap sebagai bertentangan dengan perlembagaan (unconstitutional). Kertas kerja ini akan menggunakan kaedah kajian perbandingan (comparative study) yang melibatkan perbandingan beberapa akta dan peruntukan undang-undang serta perlembagaan persekutuan.Kertas kerja ini juga mencadangkan agar kedudukan SAC diperkemaskan melalui kewujudan akta baru iaitu Akta Perkhidmatan Kewangan Islam 2013 (IFSA) dan peranan SAC dapat diperkukuhkan demi kemaslahatan perbankan dan kewangan Islam

    Pengaruh adukan dan kepekatan partikel silicon karbida sebagai penguat terhadap kelakuan salutan komposit matriks nikel

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    Affordable quality housing is vital in developing countries to meet its growing population. Development of a new cost effective system is crucial to fulfill these demands. In view of this, a study is carried out to develope a Precast Lightweight Foamed Concrete Sandwich Panel (PLFP), as a new affordable building system. Experimental investigation and finite element analysis to study the structural behaviour of the PLFP panel under axial load is undertaken. The panel consists of two foamed concrete wythes and a polystyrene insulation layer in between the wythes. The wythes are reinforced with high tensile steel bars and tied up to each other through the polystyrene layer by steel shear connectors bent at an angle of 45Âş. The panels are loaded with axial load until failure. The ultimate load carrying capacity, load-lateral deflection profile, strain distributions, and the failure mode are recorded. Partial composite behaviour is observed in all specimens when the cracking load is achieved. Finite element analysis is also carried out to study the effect of slenderness ratio and shear connectors which are the major parameters that affect the strength and behaviour of the panels. An empirical equation to predict the maximum load carrying capacity of the panels is proposed. The PLFP system proposed in this research is able to achieve the intended strength for use in low rise building. Considering its lightweight and precast construction method, it is feasible to be developed further as a competitive IBS building system

    A Short Review on Aluminium Smelting and Its Future Prospect in Malaysia Metal Industries

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    Domestic demand for aluminium had increased during the past several years and expected to grow in the future. Non-ferrous metal like aluminium was important because of desirable properties such as low weight despite the higher cost compared to ferrous metals .The main process in the aluminum industries sector which produce aluminium sheets/foils, aluminium fin stock, aluminium ingots (recycled), aluminium rods and aluminium extruded profiles was come from aluminium smelting process. The non-ferrous metal such as aluminium industries provided linkages mainly in the construction industry, semiconductor industry, transportation industry and packaging industry

    Effects of Acid Treatment on the SEM-EDX Characteristics of Kaolin Clay

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    Raw kaolin was refluxed by sulphuric acid in variable concentrations of 2 M, 4 M, 6 M and 8 M. The morphology and elemental compositions of the acid-leached kaolin were analyse by Field Scanning Electron Microscopy (FESEM) and Energy Dispersive X-ray analysis (EDX) respectively. The disintegration and leaching of Al3+ ions of the clay are determined by FESEM studies. The acid treatment increases the silicon content and decreases aluminium content as revealed by EDX analysis. The leaching of Al3+ ions increases with gradual increase in concentration of the acid. Therefore, kaolin reflux with acid at lower strength (2 M and 4 M) are more dispersed and more industrially useful than that which is treated at higher acid strength

    Kreativiti dalam kalangan jurutera di kawasan perindustrian Bayan Lepas, Pulau Pinang

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    Negara Membangun (Dunia Ketiga) telah melalui proses industrialisasi, sementara negara industri maju telah beralih kepada era ekonomi pasca industri berasaskan maklumat dan pengetahuan. Perkembangan teknologi yang pesat telah mentransformasi keseluruhan sistem pengeluaran. Sistem pengeluaran yang baru ini sangat produktif, berkembang pesat dan mempamerkan tahap persaingan yang tinggi. Ini telah mengakibatkan peralihan yang besar dalam lokasi pengeluaran dan aktiviti inovasi, mengubah pola kelebihan bandingan, sistem organisasi dan pengurusan industri, saling hubungan antara sektor produktif yang lain dan perubahan dalam pola pekerjaan. Modal manusia (berkemahiran dan berpengetahuan) merupakan asas penting kepada kelebihan daya saing bandar atau negara. Sejak awal industrialisasi di negara membangun dikaitkan dengan kelebihan lokasi buruh murah dan ramai yang merupakan komponen penting dalam aktiviti pengeluaran besar-besaran berteknologi rendah. Teori Pembahagian Buruh Antarabangsa yang menguasai analisis peralihan lokasi industri mengaitkan daya tarikan buruh murah dengan kemunculan beberapa negara membangun termasuk Malaysia sebagai lokasi kepada unit pengeluaran pesisir pantai syarikat multinasional asing yang melibatkan aktiviti pengeluaran dan pemasangan rutin secara besar-besaran bernilai rendah. Pola aktiviti pengeluaran ini mempamerkan keperluan yang tinggi terhadap pekerja operator pengeluaran yang selalunya melibatkan pekerja wanita. Walaupun demikian, kini telah terdapat pemindahan aktiviti bernilai tinggi seperti Penyelidikan dan Pembangunan (R&D) dan merekabentuk ke negara membangun. Sektor perindustrian pembuatan di Malaysia dan Pulau Pinang khususnya dalam industri Barangan Elektrik dan Elektronik juga dikatakan telah mengalami transformasi ke arah industri yang mempunyai nilai ditambah yang tinggi. Namun demikian, tidak banyak yang diketahui tentang tahap penglibatan ruang industri di negara ini dalam aktiviti bernilai tinggi ini terutamanya yang melibatkan kreativiti di persekitaran kerja. Artikel ini akan mengemukakan hasil dapatan kajian yang telah dijalankan bagi kes kawasan perindustrian Bayan Lepas, Pulau Pinang. Data hasil kajian dibincangkan secara deskriptif berdasarkan kepada pandangan pekerja jurutera dalam sektor perindustrian di Bayan Lepas, Pulau Pinang

    Study of physio-mechanical properties of refractory fireclay for production of furnace lining

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    This study focused on the Gombe fireclay that is under-utilized despite its abundance as essential ingredient for the manufacture of refractories. Hence, the clay was studied and appraised for its appropriateness for the manufacture of refractory fireclay brick. The physical, mechanical and thermal properties were investigated according to ASTM Standard Test Methods for fireclay refractories. Its chemical composition result indicated that it belongs to alumino-silicate group. Its refractoriness proved that it is a high duty (siliceous) refractory brick with refractoriness of 1621 °C equivalent to PCE Segar cone 26. It was sintered at varied sintering temperatures of 900 °C, 1000 °C, 1200 °C and 1100 °C. The sintering temperature of 1200 °C was found to be the best which significantly influenced the mechanical properties. The cold crushing strength was 15.37 MPa, apparent porosity was 24.52%, firing shrinkage was 7.5% and the bulk density was 1.9 g/cm3. The experimental result proved that the clay was suitable for production of refractory fireclay brick for furnace lining

    Thermal assessment of kpata fireclay for refractory applications

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    This study focused on the thermal propertiesof the Kpata fireclay in order to look into its refractoriness. Thermogravimetry (TGA), differential thermal analysis (DTA) and thermal conductivity tests were carried out to analyse the fireclay’s thermal properties. The fireclay was also compacted and fired at various firing temperatures. The TGA result indicated that there was material weight loss at 0.26 mg, 0.56 mg and 1.74 mg at temperatures of 90.53 °C, 425.12 °C and 578.87 °C respectively. The DTA revealed that there were exothermic and endothermic material reactions.The Kpata fireclay also had a thermal conductivity of 0.33 K (W/m.k). Apparent porosity of fired fireclay showed that the porosity was reduced as firing temperature increased. These conditions indicated that Kpata fireclay has the possibility in refractory and insulating applications

    Thermal Conductivity of Aloji Fireclay as Refractory Material

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    This investigation was concentrated on the thermal behavior and insulating property of the Aloji fireclay for its suitability of being used as refractory lining. The Aloji fireclay brick has thermal conductivity of 0.05 K (W/m.k). Heat capacity of the brick was 0.5 J/g 0C at the minimum temperature of 93.33 0C as compared to 0.3 J/g 0C obtained at the maximum temperature of 600 0C. The heat capacity of the clay showed that as temperature increases the heat capacity changes with phase changes. The clay sample was subjected to TG+DTA analysis. The clay sample as when exposed to thermal treatment exhibited some clay material degradation with evidence of endothermic and exothermic reactions.Ă‚

    Performance Assessment of Physico-Mechanical Properties of Aloji Fireclay Brick

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    This research evaluated the physical and mechanical properties of Aloji fireclay brick’s suitability for production of refractory fireclay brick as furnace linings. At the optimum sintering temperature of 1200 0C, the Aloji fireclay brick had apparent porosity value of 23.62 %, bulk density was 1.76 g/cm3, firing shrinkage value of 8.62 %, water absorption of 7.77 % and CCS was 15.8 MPa. It was observed that as the sintering temperatures were increased the porosity, bulk density, firing shrinkage and the CCS were linearly increased. This then means that the varied sintering temperatures have significant influence on the physical and mechanical properties of the Aloji fireclay brick

    City Development Strategies (CDS) and Sustainable Urbanization in Developing World

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    AbstractA process that balances among economic, environmental and social perspective on urban area is prominently known as “Sustainable urbanization”. There is an expert system required to create this balance. Alternatively, to balance various aspects, urban planning is a conventional tool adapted. To achieve sustainability, urban planning has a key role in providing the balance. In significantly represented portion of developing countries, City Development Strategies (CDS) is an emerging strategic urban planning approach to maintain sustainability. This achievement varies at different level based on various definitions of CDS. By choosing some specific definitions of CDS by international agencies, this paper studies and compares the accomplishment
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