12 results for "Muhammad Rashed Al Mamun"

Comparative Studies on Methane Upgradation of Biogas by Removing of Contaminant Gases Using Combined Chemical Methods

Muhammad Rashed Al Mamun; Shuichi Torii

AIMS Energy, Vol. 3 No. 3 · 2015 · English · DOAJ Scopus

Biogas, which generated from renewable sources can be used as a sustainable energy to achieve resourceful targets of biofuel for internal combustion engines. This process can be achieved in combined absorption and adsorption chemical way. This method can be employed by aqueous solutions of calcium…

Anaerobic co-digestion technology in solid wastes treatment for biomethane generation

Muhammad Rashed Al Mamun; Shuichi Torii

International Journal of Sustainable Energy, Vol. 36 No. 5 · 2017 · English · DOAJ Scopus

Anaerobic co-digestion is considered to be an efficient way of disposing solid wastes which can not only reduce environmental burden, but also produce bioenergy. Co-digestion of solid wastes in the absence of bacteria inoculums with variable mixing ratios of three wastes has been experimentally…

Enhancement of Methane Concentration by Removing Contaminants from Biogas Mixtures Using Combined Method of Absorption and Adsorption

Muhammad Rashed Al Mamun; Shuichi Torii

International Journal of Chemical Engineering, Vol. 2017 · 2017 · English · DOAJ Scopus

We report a laboratory scale combined absorption and adsorption chemical process to remove contaminants from anaerobically produced biogas using cafeteria (food), vegetable, fruit, and cattle manure wastes. Iron oxide (Fe2O3), zero valent iron (Feo), and iron chloride (FeCl2) react with hydrogen…

Potentiality of biomethane production from slaughtered rumen digesta for reduction of environmental pollution

Muhammad Rashed Al Mamun; Anika Tasnim; Shahidul Bashar et al.

AIMS Energy, Vol. 6 No. 5 · 2018 · English · DOAJ Scopus

Energy consumes by the world comes from fossil fuel which is non-renewable and pollute environment. Therefore, renewable energy is a possible solution for replacement of fossil fuel. Recycling rumen digesta can be considered as renewable energy source. Anaerobic digestion is one of the best…

Temporal and spatial representation of temperature and moisture in drying chamber and its impact on vertical vacuum dehumidifying rice seed dryer performance

Shamima Shammi; Md Anwar Hossen; Muhammad Rashed Al Mamun et al.

Journal of Agriculture and Food Research, Vol. 10 · 2022 · English · DOAJ Scopus

Population growth is resulting in a daily increase in rice consumption demand. To grow paddy for this expanding population, quality seeds are necessary. The study was conducted to evaluate the performance and estimate the drying cost of the vertical vacuum dehumidifying dryer. The studied dryer…

Machine Learning-based Disease Classification in Tomato (Solanum lycopersicum) Plants

Md Towfiqur Rahman; Sudipto Dhar Dipto; Israt Jahan June et al.

Jurnal Keteknikan Pertanian Tropis dan Biosistem, Vol. 12 No. 3 · 2024 · Indonesian · DOAJ

In Bangladesh, tomato cultivation faces significant challenges due to its susceptibility to various microorganisms, parasites, and bacterial infections. Typically, the early symptoms of these diseases first appear in roots and leaves, complicating timely detection. This study addresses the…

Tea leaf disease detection and identification based on YOLOv7 (YOLO-T)

Md. Janibul Alam Soeb; Md. Fahad Jubayer; Tahmina Akanjee Tarin et al.

Scientific Reports · 2023 · English · OpenAlex Scopus

A reliable and accurate diagnosis and identification system is required to prevent and manage tea leaf diseases. Tea leaf diseases are detected manually, increasing time and affecting yield quality and productivity. This study aims to present an artificial intelligence-based solution to the problem…

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Characterization of tea (Camellia sinensis) granules for quality grading using computer vision system

Md Towfiqur Rahman; Sabiha Ferdous; Mariya Sultana Jenin et al.

Journal of Agriculture and Food Research, Vol. 6 · 2021 · English · DOAJ Scopus

Tea (Camellia sinensis) has been found as an important medicinal beverage for human which is consumed all over the world. Primarily, the majority of tea is being cultivated in Asia and Africa, however it is commercially produced by more than 60 countries. Though substantial amount is produced, its…

Integration of vertical floating bed for red amaranth cultivation in low land areas of Bangladesh

Muhammad Rashed Al Mamun; Asif Al Razi Nabil; Sadia Ashrofi Fairuz et al.

AIMS Agriculture and Food, Vol. 6 No. 4 · 2021 · English · DOAJ Scopus

This study incorporates the design, fabrication, implementation and evaluation of soil-based Vertical Floating Bed (VFB). The VFB has contained six plots in three vertical layers, each layer having vertical distance of 0.61 m. The structural load was calculated and three water barrels were used to…

Potentiality assessment of solar based LED light trap as pest management tool in tea (Camellia sinensis L.)

Muhammad Rashed Al Mamun; Anamica Chowdhury Keya; Mst. Sabina Alim et al.

Smart Agricultural Technology, Vol. 5 · 2023 · English · DOAJ Scopus

Insect pest is a very common problem in tea garden where they caused a huge loss in each year. The study was conducted to measure the potentiality of a solar based LED light trap as an eco-friendly pest management technology in the tea garden of Bangladesh. The results showed that the highest…

Mechanization Status, Promotional Activities and Government Strategies of Thailand and Vietnam in Comparison to Bangladesh

Md. Anwar Hossen; Md. Ruhul Amin Talukder; Muhammad Rashed Al Mamun et al.

AgriEngineering, Vol. 2 No. 4 · 2020 · English · DOAJ Scopus

Reasonable use of agricultural machinery has an extraordinary potential for poverty alleviation by increasing land and labor productivity in Thailand, Vietnam, and even in Bangladesh. This study was conducted under a program entitled “Agriculture Mechanization, Agro-Processing, Value addition and…