Zobrazeno 1 - 10
of 23
pro vyhledávání: '"D. T. Pham"'
Autor:
Gilbert Ayine Akolgo, Francis Kemausuor, Eric Osei Essandoh, Thomas Atta-Darkwa, Ato Bart-Plange, Claudia Maria Branco de Freitas Maia
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
In Ghana, firewood and charcoal are converted to heat energy traditionally by devices that are inefficient and unsustainable. The use of these devices have devastating consequences on the climate and human health. This study designed, produced and ev
Externí odkaz:
https://doaj.org/article/2aafe84894db4f42bd1d499c51d345a6
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractEarned value analysis is an important tool to measure the performance of a project to indicate what will happen to the work in the future. This study focuses on developing a fuzzy-based earned value analysis model for estimating the performan
Externí odkaz:
https://doaj.org/article/db0329c3b2904525b8f16572c92a074f
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractSociety is shifting to an environmental basis due to threats caused by climate change, resource scarcity, and excessive generation of plastics. Biotechnology has sought alternatives to valorise waste streams, such as sludge generated in munic
Externí odkaz:
https://doaj.org/article/df9d2e0bbce94484bd5cd686edd5dfdf
Autor:
Hendri Chandra, Muhammad Imam Ammarullah, M. Marwani, E. Ellyanie, W. Warizal, Dimas Aditya, Diah Kusuma Pratiwi, Nurhabibah Paramitha Eka Utami
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractThis study aims to investigate the effects of welding on the fatigue and crack behavior of ASTM A36 steel, a low-carbon steel commonly used in various applications, particularly in pressure vessel transport tanks for preventing environmental
Externí odkaz:
https://doaj.org/article/7d37930229bd48358f3678e78812279c
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractMicro-hydropower is one of the renewable energy sources that can be used to electrify the off-grid rural areas. Archimedes screw is a potential machine element that can be used as the micro-hydropower screw turbine for efficient generation of
Externí odkaz:
https://doaj.org/article/7e4ea60cacc64408887915e65af0cf7f
Autor:
Hakimah Ahmad Mahauddin, Iswadi Jauhari, Nik Nazri Nik Ghazali, Norfazila Mohd Sultan, Sabariah Julai
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractA new in-pipe hydropower prototype having a novel internal flow separator, denominated as P20, was developed and tested to achieve Technology Readiness Level (TRL) 6. The P20 separates water into main channel where the water flow is uninterru
Externí odkaz:
https://doaj.org/article/de617047d4d34d8bbb4c83f41a92fff9
Autor:
Aishwarya Lakshmi, Poornachandra Pandit, Gopinath Nayak, Yamuna Bhagwat, Prabhakar Gundlapalli
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractSustainable and resilient construction materials are key factors influencing the structural integrity and durability of concrete. Incorporation of polypropylene fibres has become a pivotal strategy to improve shrinkage reduction and crack res
Externí odkaz:
https://doaj.org/article/2965ee446c894ca79f24b30b50d28c86
Autor:
Ajay Kushwah, Arjun Chouriya, V. K. Tewari, Chanchal Gupta, Manojit Chowdhury, Prateek Shrivastava, Preeti Bhagat
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractThe agricultural tractor serves as a pivotal power source on the farm. However, the optimal utilization of tractor power has often been hindered by factors such as non-matching implement sizes and suboptimal operating skills, leading to under
Externí odkaz:
https://doaj.org/article/05b651c8a09b4c68b02e24c3642b7513
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
Machining of Inconel 800 superalloy is associated with inherent issues like lower tool life and lower quality of machined surface owing to the work-hardening nature of the superalloy and increased mechanical and thermal stresses. The employment of cu
Externí odkaz:
https://doaj.org/article/e732d1466a104577bafd2dd311ed54d4
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