10 C Degree To 70 C Degree Rectangular Accelerated Carbonation Chamber

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Overview of the Accelerated Carbonation Chamber

The 10°C to 70°C Rectangular Accelerated Carbonation Chamber is a highly specialized apparatus designed by EIE 446 for testing the durability of concrete under controlled environments. This state-of-the-art chamber provides a precise and customizable setup for simulating conditions of constant temperature, humidity, and CO2 concentration to facilitate accelerated carbonation tests. Featuring advanced technology and high-quality construction, this chamber is an indispensable tool for laboratories and research facilities focused on concrete durability and performance.

Key Features

Construction and Material

• Sandwich Type Construction: The chamber features a sandwich-type construction that ensures a robust and durable framework.
• Inner Chamber Material: Crafted from high-grade stainless steel (S.S.-304 Grade), the inner chamber offers excellent resistance to corrosion and contamination.
• Exterior Body: The exterior is made from mild steel, finished with an attractive powder coating, providing a sleek and professional appearance.
• Thermal Insulation: The chamber is designed with 75mm of thermal insulation to prevent any thermal loss, enhancing energy efficiency.
• Chamber Dimensions: 600 mm X 600 mm X 600 mm.
• Chamber Volume: With a capacity of 200 liters, the chamber can accommodate a significant amount of test samples.

Heating & Cooling System

• SS Tubular Heaters: Long-lasting stainless steel tubular heaters are used as the heating elements, ensuring longevity and efficient performance.
• Stainless Steel Fins: Equipped with stainless steel fins to enhance heat transfer effectively.
• Hermetically Sealed Compressor: The chamber employs a CFC-free hermetically sealed compressor (134 A gas) that works in tandem with the evaporation coil and condenser for precise temperature control.

Control System

• Microprocessor-Based Digital Auto-Tune PID Controller: The chamber uses a microprocessor-based digital auto-tune PID temperature and humidity controller for accurate environmental management.
• Direct RH Digital Controller: Humidity is directly measured in % RH by an electronic sensor, offering precise and reliable readings.

Air Circulation

• Quiet Running Blower: A quiet running blower circulates air throughout the chamber, ensuring uniform temperature and humidity.
• Forced Air Circulation: Air is circulated vertically down and recirculated uniformly throughout the chamber for consistent environmental conditions.

Safety Features

• High Temperature Safety Cut Off: Ensures protection against overheating.
• Low Water Level Boiler Cut Off: Prevents operation under unsafe water levels.
• Electrical Overload Cut Off: Safeguards electrical components from overload.
• Time Delay for Compressor Switch ON: Protects the compressor with a controlled start-up sequence.
• Electrical Circuit Breaker: Provides essential protection against electrical faults.

Additional Features

• Double-Walled Construction: Enhances insulation and durability with a double-walled design.
• Sponge-Type Silicon Gasket: Ensures airtight sealing with a high-quality sponge-type silicon gasket on the chamber door.
• Chamber Illumination: Illumination is provided by a fluorescent light with a door switch for convenience and safety.
• Stress-Resistant Cord Wire: Cord wire is tested for stress factors in compliance with CE standards.
• Safety-Covered Electric Motor: The electric motor is located at the back of the unit and covered for safety.
• User-Friendly Design: The chamber door and locking mechanism are designed for ease of use and security.
• Aesthetic Appeal: The unit's exterior is not only durable but also aesthetically pleasing, making it a valuable addition to any lab environment.

Technical Specifications

• Temperature Range: 5°C above ambient to 60°C.
• Humidity Range: Ambient to 80% RH. Maximum carbonation occurs between 40% RH to 80% RH.
• CO2 Concentration: Atmospheric concentration up to 4.5%, with an accuracy of 0.01%. Maximum solubility of CO2 in water is 4%.
• Optimum Performance: Achievable with up to 150 kg of concrete load.
• Controller: Digital PID temperature and RH controller ensures precise environmental management.

Applications

Designed specifically for testing the durability of concrete, this chamber creates an environment conducive to simulating real-world exposure conditions. The precise control over temperature, humidity, and CO2 concentration allows researchers to perform reliable and reproducible carbonation tests, which are critical in understanding how concrete structures will perform over time.

Salient Features

• Double Wall Construction: Enhances structural integrity and thermal insulation.
• High-Grade Materials: Interior from stainless steel (S.S.304 Grade) and the exterior from mild steel with powder coating.
• Airtight Sealing: Double-walled metal door with a sponge-type silicon gasket.
• Convenient Lighting: Fluorescent light with a door switch for illumination.
• CE Standard Cord Wire: