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191 articles for “Chemical Plant”
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Security Vulnerability Assessment Of A Hypothetical Lng Gas Treating Plant Using A Spreadsheet Template
Abstract: The upsurge of terrorism and attacks on chemical plants in several nations, including Nigeria, has necessitated the need for vulnerability studies. This study uses the Security Vulnerability Assessment, Prevention, and Prediction approach to analyze the vulnerabilities of a hypothetical chemical plant using a developed spreadsheet template. With a safety barrier method, an attack model based on security barriers was developed. External, internal, interior, critical, and fail-safe security barriers were proposed …
Published in Emerging Trends in Chemical Engineering · Vol. 10, Issue 3, 2023 · pp. 1–12 Read article
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Agricultural Chemistry: Advances in Soil Preservation, Fertilizers, and Plant-Protection Chemicals
Abstract: Agricultural chemistry plays a pivotal role in enhancing agricultural productivity by improving soil quality and providing essential plant nutrients. The use of fertilizers, plant-protection chemicals, and growth hormones has revolutionized crop production, ensuring higher yields and food security. This review delves into the chemistry behind soil preservation techniques, fertilizers, and plant-protection chemicals such as pesticides, herbicides, insecticides, and fungicides. Emphasis is placed on the development and optimization of fertilizers that …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 14, Issue 1, 2025 · pp. 1–5 Read article
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Effect of Chemically Treated Plant Cellulose on Mechanical, Fatigue and Fracture Toughness Behaviour of Polyester Composite
Abstract: In this research study, the effect of chemically treated plant cellulose on the mechanical, fatigue, and fracture toughness behaviour of polyester composites was investigated. Ramie plant cellulose fibers were used as the reinforcing material, and polyester resin was used as the matrix material. Three different chemical treatment processes, namely alkalization, acetylation, and etherification, were used to adapt the superficial chemistry of the fibers and advance their compatibility with the polyester …
Published in Journal of Polymer & Composites · Vol. 11, Issue 3, 2023 · pp. 21–29 Read article
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Twisted Tape Insert Effect on Heat Transfer Enhancement Placed in Smooth Tube: A Review
Abstract: Today heat exchangers are commonly used with twisted-tape inserts to improve convectiveheat transfer in various industries such as thermal power plants, chemical processing plants,air conditioning equipment, refrigerators, petrochemical, biomedical, and food processingplants. By using the twisted tape patch, the fluid flow swirls together, interrupting a thermalboundary layer on the surface of the pipeline. Heat exchanger thermal efficiency can beenhanced by heat transfer increase techniques. Tape insert is one of the …
Published in Journal of Thermal Engineering and Applications · Vol. 7, Issue 3, 2020 · pp. 25–28 Read article
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Review on the Effects of Chemical Compounds Toxicity on Workers in Chemical Laboratories.
Abstract: Chemical laboratories are considered high-risk work environments due to the wide range of chemicals that workers handle, which may be toxic, corrosive, or flammable. Improper handling of these substances can lead to serious health problems, ranging from mild irritation to death in cases of exposure to chemical compounds such as phenols and amines, which cause various types of lung and laryngeal cancers and respiratory diseases in laboratory workers who are …
Published in International Journal of Toxins and Toxics · Vol. 3, Issue 2, 2026 · pp. 17–26 Read article
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A Comprehensive Review of Antioxidant Activity of Bhringraj (Eclipta alba) : An Indian Ancient Herb
Abstract: Eclipta alba, commonly known as Bhringraj, is an herb widely utilized in traditional Indian medicine (Ayurveda) for its diverse therapeutic properties, particularly in promoting hair growth, enhancing liver function, and improving overall health. Among its numerous biological activities, the plant’s antioxidant potential has garnered significant interest in modern phytochemistry. Oxidative stress, caused by an imbalance between reactive oxygen species (ROS) and the body’s antioxidant defenses, is a key contributor to …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 12, Issue 1, 2025 · pp. 12–21 Read article
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A Review on Antioxidants Obtained from Natural Sources
Abstract: The body uses antioxidants as a defensive mechanism against reactive oxygen species, which are typically formed during the body’s numerous physiological functions. These antioxidants come from a variety of sources, including exogenous dietary sources and endogenous antioxidants found in the body. The substitution of natural food antioxidants with synthetic ones in recent decades has increased interest in vegetable sources and the screening of low-cost raw materials, especially from agriculture, to …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 15, Issue 2, 2025 · pp. 60–71 Read article
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Selection of Ionic Liquids for the Design of Separation Processes of CO₂ + H₂S Mixed Waste Gases with Different Compositions
Abstract: The waste gas from chemical plants contains H 2 S gas and a large amount of CO 2 gas. These flue gases can be treated in various ways, and in this paper, the mixed flue gas CO 2 +H 2 S was treated by using ionic liquids (IL) as an absorbent. Ionic liquids are considered green solvents with remarkable good properties. In particular, it is known as a very effective …
Published in Journal of Catalyst & Catalysis · Vol. 12, Issue 3, 2025 · pp. 44–58 Read article
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Understanding the Role of Remote Sensing Techniques in Monitoring Air Quality for Effective Adherence to Environmental Impact Assessment Practices in Nigeria
Abstract: The paper reviews the Nigerian Environmental Impact Assessment (EIA) Act, outlining the established air quality thresholds and emission caps for stationary sources. The standard applies to; common pollutants like sulphur dioxide, carbon monoxide, ozone, particulate matter and nitrogen oxides; toxic metals such as arsenic, nickel, cadmium and mercury; as well as volatile organic compounds, ammonia, antimony, zinc, formaldehyde and radon.It also describes the major classifications of remote sensing applications, including …
Published in International Journal of Satellite Remote Sensing · Vol. 4, Issue 2, 2026 Read article
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Recent Trends in Smart Material in Automobile Industry
Abstract: *Author for CorrespondenceShubhaseesh SrivastavaE-mail: mechshubh0504@gmail.com 1Student, Department of Mechanical Engineering, IEC College of Engineering, Greater Noida, Uttar Pradesh, India Received Date: December 24, 2021Accepted Date: February 24, 2021Published Date: March 10, 2022 Citation: Shubhaseesh Srivastava. Recent Trends in Smart Material in Automobile Industry. Journal of Automobile Engineering and Applications. 2021; 8(3): 21–24p.The purpose of this article is to investigate the modern application of smart materials and technology to automobiles, which …
Published in Journal of Automobile Engineering and Applications · Vol. 8, Issue 3, 2021 · pp. 21–24 Read article
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Temperature Control of Heat Exchanger using Sliding Mode Control Law
Abstract: Shell and tube heat exchanger system is widely used in chemical plants as it sustains wide range of temperature and pressure. The main purpose of heat exchanger is to transfer heat from a hot fluid to a cooler fluid, so temperature control of outlet fluid is having prime importance. To control the temperature of outlet fluid of shell and tube heat exchanger, a conventional PID controller can be used. But …
Published in Journal of Control & Instrumentation · Vol. 6, Issue 1, 2015 · pp. 14–26 Read article
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Automation of Heat Exchanger System using DCS
Abstract: Heat exchangers are built for efficient transferring heat from one fluid to another. They have an extensive demand in areas such as petroleum, refineries, chemical plants, petrochemical plants, natural gas processing, refrigeration, power plants, air conditioning, space heating and process industry. Automation of Heat exchange can be done optimally using PID Block. Using PID function block the outlet fluid temperature can be maintained as desired. The automation of Shell and …
Published in Journal of Control & Instrumentation · Vol. 5, Issue 1, 2014 · pp. 22–28 Read article
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A Review of Murraya koenigii (Curry Tree) which act as a Multiskilled Medicinal Plant with Various Medicinal Properties
Abstract: Medicinal plants are used in herbalism. They form the easily available source of healthcare purposes in rural and tribal areas. World’s about 80% population relies upon herbal products because they have been considered safe, effective, and economical. This review article describes the medicinal importance of the medicinal plant Murraya koenigii. It should be used to cure the symptoms of variety of diseases.
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 10, Issue 1, 2021 · pp. 25–29 Read article
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Design of a Plant for the Production of Ammonia and Urea Using Aspen HYSYS
Abstract: The design of a plant for the production of 1800 MT/Day of ammonia and 1400 MT/Day of urea using aspen HYSYS was carried out in this work. Ammonia is produced through the Haber-Bosch process, where hydrogen and nitrogen react in the presence of a catalyst producing mixture containing ammonia while urea is produced by the reaction between ammonia and carbon IV oxide. In this work, aspen HYSYS, chemical engineering design …
Published in Emerging Trends in Chemical Engineering · Vol. 9, Issue 1, 2022 · pp. 29–44 Read article
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Tinospora Cordifolia (Willd.) Hook.f. & Thomson: A Review on Herbal Formulations and Health Benefits
Abstract: India has a vast variety of medicinal plants utilised as natural medicines since prehistoric times. Herbal medicine was the main form of treatment earlier in the 20th century because neither antibiotics nor analgesics were readily available. Nowadays, natural plant products are becoming more significant in clinical research since they have no side effects and have greater pharmacological response than allopathic medications. Tinospora cordifolia (Giloy or Guduchi) is a climbing shrub …
Published in Journal of AYUSH: Ayurveda, Yoga, Unani, Siddha and Homeopathy · Vol. 13, Issue 3, 2024 · pp. 14–19 Read article
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An Overview of Berberis lycium Royle's Medicinal Significance
Abstract: Natural medication substances are acknowledged as essential and playing important roles in the current medical system because their therapeutic effects are dependent upon the availability of these bioactive molecules. Natural medicines are extremely helpful since they provide necessary bioactive compounds that are less harmful but nonetheless more potent because of their ability to prevent disease. In 1837, John Forbes Royle wrote the first description of the B. lycium plant. The …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 15, Issue 3, 2024 · pp. 61–71 Read article
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Nature’s Pharmacy: Plant-Based Antifungal Agents and Their Therapeutic Potential
Abstract: Antifungal resistance has increased dramatically over the last 10 years, causing serious problems for healthcare because of higher morbidity and death. The urgent need for new treatments is highlighted by the scarcity of effective antifungal medications, their toxicity, and the rise of resistant strains. Since many plants have bioactive secondary metabolites with strong antifungal qualities, including alkaloids, flavonoids, terpenoids, phenolics, and saponins, ethnobotanical sources offer a viable path. Plants with …
Published in International Journal of Tropical Medicines · Vol. 3, Issue 1, 2026 · pp. 1–7 Read article
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Comparison of Hazard Potential of LPG Handling Units in GCU using Consequence Analysis
Abstract: The scope of this work was to quantitatively assess the risks involved in a section of a chemical process plant where LPG is produced using various consequence analysis models. The Gas Concentration Unit (GCU) was considered for the analysis as it produces a major portion of the LPG in a Petroleum Refinery. The Debutanizer, Stripper and HP (high pressure) Receiver, the three units which handle LPG, were considered for consequence …
Published in Journal of Industrial Safety Engineering · Vol. 2, Issue 3, 2015 · pp. 34–48 Read article
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Comparative studies of Oxidation and hot corrosion behaviors of uncoated and detonation gun sprayed Cr3C2-25NiCr coating on SA-213 boiler steel at 8000C
Abstract: Fe-based alloys suffer oxidation and hot corrosion when the surfaces were in contact with air (oxidation) as well as the salty atmosphere (Hot corrosion) at elevated temperatures. In these atmospheric conditions, non-protective oxide Fe2O3 was formed on the surface of alloys. Oxidation and hot corrosion have been recognized as a major problem in the applications of the diesel engine, boilers, gas turbines, and chemical power plant etc. Detonation-gun sprayed Cr3C2-25NiCr …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 1, 2019 · pp. 17–22 Read article
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Cancer Prevention Activity in Vitro and the Mechanism of Action Bioactive Ingredients
Abstract: Natural substances that can treat a variety of ailments, including cancer, can be found in the Solanaceae plant family. There is still uncertainty regarding the location and mode of action of these substances in cells. Several of the cellular targets can now be studied and identified thanks to increasing advances in biological science research. The relevant studies that describe how some of these substances may fight cancer are found in …
Published in Journal of Catalyst & Catalysis · Vol. 9, Issue 2, 2022 · pp. 20–25 Read article