吉田 陽一

Forum Replies Created

Viewing 15 posts - 1 through 15 (of 28 total)
  • Author
    Posts
  • in reply to: What are the applications of composite bitumen applications? #132438

    Composite bitumen is used in road construction, roofing, waterproofing, and airport runways. It enhances strength and durability in high-stress areas. GlobeCore polymer-modified bitumen plants ensure efficient production of composite bitumen, meeting the demands of diverse industrial and infrastructural applications.

    Key steps include heating, blending with modifiers, emulsifying, and ensuring consistency in application. GlobeCore equipment automates these processes, delivering high-quality waterproof coatings that meet industrial standards.

    in reply to: What are common troubleshooting methods for OLTCs? #132153

    Methods include checking contact wear, inspecting switching mechanisms, analyzing oil quality, and performing electrical tests for resistance and continuity.

    in reply to: What are FR3 oil specifications? #132045

    FR3 oil meets industry standards with a high flash point, biodegradability, excellent dielectric strength, and thermal stability.

    in reply to: How is natural ester oil used for transformers? #131905

    Natural ester oil is used as an insulating and cooling fluid in transformers, enhancing performance while being environmentally sustainable.

    The Penetration Index (PI) is calculated using penetration and softening point test results. It signifies the temperature susceptibility of bitumen—the degree to which its hardness changes with temperature. A higher PI indicates lower temperature susceptibility, meaning the bitumen maintains consistent performance across temperature variations.

    The binder provides adhesion between aggregates, creating a cohesive and durable pavement layer. It also imparts flexibility and resistance to cracking and deformation under traffic loads.

    in reply to: What are bituminous emulsions and their applications? #130954

    Bituminous emulsions are stable mixtures of bitumen and water, used extensively in road construction and maintenance. Applications include surface dressing, where they provide a protective layer over existing pavements; tack coats, which enhance adhesion between pavement layers; and cold mix asphalt for road repairs. They are also used in microsurfacing and slurry seals to fill minor cracks and improve surface texture. Bituminous emulsions are favored for their ease of application, energy efficiency, and environmental benefits, such as reduced emissions and lower energy consumption during application.

    in reply to: What are the top techniques for silica gel reactivation? #123663

    Silica gel reactivation can be achieved through several techniques, including oven drying, microwave heating, and using dedicated regeneration equipment. Oven drying involves heating at 120-150°C for 2-3 hours, while microwave heating requires lower times but careful monitoring to avoid burning. For industrial applications, GlobeCore provides automated regeneration systems that ensure consistent and efficient reactivation. These systems maintain optimal temperatures and airflow, ensuring the silica gel is thoroughly dried, making them ideal for large-scale reactivation needs.

    Common materials used in high voltage transformer bushings include porcelain, resin-impregnated paper (RIP), and resin-bonded paper (RBP) for insulation. Porcelain is typically used for outdoor bushings due to its durability and resistance to environmental factors. RIP bushings use paper impregnated with resin, providing high dielectric strength and moisture resistance. Some modern bushings use epoxy resin as insulation, which offers good mechanical strength and resistance to environmental stress. The oil or gas within the bushing also serves as an insulating and cooling medium.

    The main components of a condensate polishing system include mechanical filters, ion exchange resin columns, and mixed-bed resin units. Mechanical filters remove suspended solids, while ion exchange resins remove dissolved salts and other ionic impurities. Mixed-bed resin systems, which combine cation and anion exchange, are often used for final polishing to achieve high-purity condensate. Other components may include activated carbon filters to remove organic contaminants, pumps to circulate the condensate, and monitoring instruments to track parameters such as conductivity and pH. Regular maintenance of these components is essential to ensure effective operation.

    Midel-filled transformers are environmentally friendly due to the biodegradable nature of the oil. In case of spills, Midel oil has minimal environmental impact compared to traditional mineral oils. Additionally, its non-toxic properties make it safer for ecosystems. The use of Midel oil reduces the risk of transformer fires, further limiting potential environmental damage.

    in reply to: How is sludge removed from wind turbine transformer oil? #122805

    Sludge is removed from wind turbine transformer oil through a combination of filtration and oil regeneration processes. Filters capture sludge particles, while chemical treatments during regeneration break down and neutralize sludge-forming compounds. Vacuum degassing may also aid in the removal of moisture and gases that contribute to sludge formation, ensuring the oil remains clean and effective for long-term use.

    The fuel oil polishing process involves several steps: first, fuel is pumped from the storage tank into the polishing system. Water and large contaminants are separated and removed using filtration and centrifugation. Fine filters then capture smaller particulates. Finally, the cleaned fuel is returned to the storage tank, ensuring it meets the required quality standards for use in engines or generators.

    Automated Diesel Fuel Purification Systems significantly enhance operational efficiency by streamlining fuel management processes. Real-Time Monitoring allows continuous assessment of fuel quality, enabling immediate adjustments to purification parameters without manual intervention. Consistent Fuel Quality ensures that diesel remains free from contaminants, optimizing engine performance and reducing the likelihood of breakdowns. Reduced Downtime is achieved as automated systems can quickly respond to fuel quality issues, preventing prolonged disruptions in operations. Energy Efficiency is enhanced through optimized operation schedules and reduced need for manual adjustments, lowering overall energy consumption. Predictive Maintenance features utilize data analytics to anticipate component wear and schedule maintenance proactively, minimizing unexpected failures. Labor Savings occur as automation reduces the need for constant human oversight, allowing personnel to focus on other critical tasks. Additionally, Scalability and Flexibility of automated systems accommodate varying fuel demands and contamination levels, ensuring efficient purification across different operational scales. Overall, automation leads to more reliable, cost-effective, and efficient fuel purification, supporting seamless and uninterrupted industrial operations.

Viewing 15 posts - 1 through 15 (of 28 total)

Sign up

Sign in

To continue log in with Google.