Overview of Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation
Aerogels are ultralight, highly porous materials known for their exceptional insulation properties, remarkable low density, and incredible strength-to-weight ratios. Often referred to as “frozen smoke” due to their ethereal appearance, aerogels are produced by replacing the liquid component of a gel with gas, typically through supercritical drying, which avoids collapse of the gel structure. Composed primarily of air (up to 99.98%), these materials exhibit a wide array of unique characteristics that make them valuable across various industries.
Features of Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation
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Extremely Low Density: Aerogels are some of the world’s lightest solids, with densities as low as 0.001 grams per cubic centimeter.
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Superb Insulation: They possess extremely low thermal conductivity, making them among the best insulators known to man, effective at temperatures from -270°C to 1,000°C.
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High Porosity: With a porous structure that can reach up to 99.9%, aerogels have an incredibly large internal surface area, enhancing their functionality in absorption and catalysis applications.
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Translucent to Transparent: Depending on their composition, aerogels can transmit light, giving them a unique semi-transparent or transparent appearance.
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Mechanical Strength: Despite their fragile appearance, aerogels can be engineered to possess significant mechanical strength, capable of bearing considerable weight.
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Chemically Inert: Many aerogels are chemically stable and resistant to corrosion, making them suitable for harsh environments.
(Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation)
Parameters of Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation
Silica aerogels are highly innovative materials that have gained significant traction in recent years due to their exceptional properties, especially when it comes to thermal insulation and heat management. They are derived from silica gel, a material made of microscopic hollow spheres that have been transformed into a solid form through the removal of all the liquid components, leaving behind an ultra-light, porous structure.
When applied as padding in the power battery core of new energy buses, silica aerogel offers unparalleled benefits in terms of thermal insulation and heat management. The primary function of this padding is to protect the batteries from overheating, which can be detrimental to their performance and longevity. By effectively insulating the battery core, silica aerogels ensure that the heat generated during operation is contained and dissipated efficiently, thereby maintaining optimal operating temperatures.
The key parameters that highlight the effectiveness of silica aerogels in this context include:
1. **Thermal Conductivity**: Silica aerogels boast extremely low thermal conductivity, typically ranging from 0.015 to 0.04 W/mK at room temperature. This property makes them ideal for use in thermal insulation applications, where minimizing heat transfer is crucial.
2. **Density**: Compared to traditional insulating materials, silica aerogels offer significantly lower density. Their lightweight nature not only reduces the overall weight of the vehicle but also decreases the energy required for movement, contributing positively to the vehicle’s efficiency and environmental impact.
3. **Mechanical Properties**: Despite their lightweight and porous structure, silica aerogels exhibit remarkable mechanical strength. They can withstand high pressures and are resistant to deformation under load, making them suitable for use in various applications, including the robust conditions found in commercial vehicles.
4. **Chemical Stability**: Silica aerogels are highly chemically stable, making them resistant to corrosion and degradation over time. This stability ensures that the insulation remains effective throughout the lifespan of the vehicle, reducing maintenance requirements and costs.
5. **Fire Resistance**: Due to their non-combustible nature, silica aerogels provide an added layer of safety in case of fire or electrical issues within the battery system. This feature is particularly important in the context of electric vehicles, where fire safety is paramount.
6. **Energy Efficiency**: By maintaining optimal battery temperatures, silica aerogel padding enhances the overall energy efficiency of the vehicle. This is achieved by preventing unnecessary cooling systems from being engaged, which can consume additional energy and reduce the range of the electric vehicle.
In conclusion, the use of silica aerogel padding in the power battery core of new energy buses is a testament to innovation in material science. It not only addresses the critical issue of thermal runaway but also contributes to the broader goals of improving vehicle performance, enhancing safety, and promoting sustainable transportation solutions. As technology advances and the demand for more efficient and eco-friendly vehicles increases, the role of silica aerogels in these applications is expected to grow significantly.
(Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation)
Applications of Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation
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Thermal Insulation: Used in aerospace for spacecraft insulation, and in commercial and residential buildings for energy-efficient windows and insulation materials.
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Environmental Remediation: Aerogels’ high surface area makes them effective in absorbing pollutants like oil spills and heavy metals from water.
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Sound Absorption: Their porous structure absorbs sound waves effectively, making them useful in noise reduction applications.
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Electronics: Aerogels’ low thermal conductivity and electrical insulation properties find applications in semiconductor and battery technology.
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Optics and Photonics: Translucent aerogels are used in optical devices, light-guiding structures, and as filters.
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Drug Delivery: The high surface area can be utilized for controlled drug release, making aerogels candidates for advanced medical applications.
Company Profile
Graphne Aerogels is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality aerogel and graphene products.
The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.
If you are looking for high-quality graphene, aerogel and relative products, please feel free to contact us or click on the needed products to send an inquiry.
Payment Methods
L/C, T/T, Western Union, Paypal, Credit Card etc.
Shipment
It could be shipped by sea, by air, or by reveal ASAP as soon as repayment receipt.
FAQs of Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation
Q: Is Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation fragile?
A: Traditional aerogels are brittle and fragile; however, advancements have led to the development of “flexible” or “rigid” aerogels that maintain their unique properties while being more durable.
Q: How is Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation made?
A: Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation is synthesized by replacing the liquid in a gel with gas without causing the structure to collapse. This is typically achieved through supercritical drying, where the solvent is converted to a supercritical state, allowing it to evaporate without forming liquid-gas interfaces that could damage the gel structure.
Q: Is Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation expensive?
A: Historically, aerogels have been costly due to their complex manufacturing process. However, with technological advancements and economies of scale, costs are gradually decreasing.
Q: Can Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation conduct electricity?
A: Most aerogels are poor conductors of electricity due to their porous, insulating nature. However, certain metal-oxide aerogels can display semiconducting or even conducting properties.
Q: Is Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation environmentally friendly?
A: Aerogels themselves do not pose environmental hazards, and their use in insulation can reduce energy consumption. However, the production process may involve chemicals that require careful handling and disposal.
(Silica Aerogel Padding for New Energy Bus Power Battery Core Thermal Runaway Heat Insulation)
