Medical refrigerators and blood bank refrigerators play a critical role in preserving vaccines, biological samples, and blood products. Ensuring that these item...
READ MORE'-135°C ultra-low temperature freezer is designed for medical laboratories, biobanks, and pharmaceutical manufacturers requiring safe storage of biological samples, vaccines, and cell therapy materials. Built with a reliable air-cooled cascade refrigeration system, this freezer ensures stable ultra-low temperatures for long-term cryogenic preservation. Ideal for industrial cryogenic storage and clinical research.F5
Zhejiang Heli Refrigeration Equipment Co., Ltd. owns a 25,000-square-meter modern industrial park, featuring a scientific layout and comprehensive functions. The company has established a full-chain industrial system covering technological R&D to finished product inspection, which provides a solid guarantee for the high-quality production of ultra-low temperature refrigeration equipment.
Medical refrigerators and blood bank refrigerators play a critical role in preserving vaccines, biological samples, and blood products. Ensuring that these item...
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READ MOREMedical refrigerators are vital for storing vaccines, medications, and biological samples. When a power failure occurs, the integrity of these sensitive materia...
READ MOREThe effective delivery of pharmaceutical products depends heavily on maintaining precise temperature control throughout the supply chain. A reliable cold chain ...
READ MOREThe -135℃ portable industrial cryogenic freezer is a highly specialized piece of equipment designed to meet the stringent temperature requirements of industries that rely on ultra-low temperatures. This type of freezer is used in a variety of fields, including medical storage, biotechnology, and materials science, where precise and consistent cooling is essential. The design of a -135℃ portable industrial cryogenic freezer involves a combination of advanced engineering, high-performance insulation, and reliable refrigeration systems to ensure safe, efficient, and portable cold storage solutions. In this article, we will analyze the design aspects of the -135℃ portable industrial cryogenic freezer from multiple angles, focusing on key elements such as refrigeration technology, insulation, portability, safety features, and energy efficiency.
Refrigeration Technology
The core component of any -135℃ portable industrial cryogenic freezer is its refrigeration system. Achieving such low temperatures requires highly specialized refrigeration technology. For a -135℃ portable industrial cryogenic freezer, the commonly used refrigeration system is a cascade cooling system. This system utilizes multiple stages of compression and expansion to achieve the ultra-low temperatures needed.
In the stage, a refrigerant is compressed and cooled to a relatively lower temperature. In the second stage, a different refrigerant is used to bring the temperature down further. The cascade system allows for highly efficient cooling, ensuring that the freezer can maintain temperatures as low as -135℃ while the energy consumption typically associated with ultra-low temperature refrigeration.
Insulation
Insulation plays a pivotal role in maintaining the extremely low temperatures required by a -135℃ portable industrial cryogenic freezer. Since the temperature inside the freezer must remain constant, the insulation is designed to prevent external heat from infiltrating the unit. The insulation used in such freezers is typically composed of high-performance materials such as polyurethane foam, vacuum-insulated panels, and sometimes multi-layer insulation. These materials help to create an almost impenetrable barrier that minimizes the energy required to maintain ultra-low temperatures.
The design of the insulation system also considers factors such as thermal conductivity and resistance to compression. In a portable unit, the insulation must not only be highly effective but also durable enough to withstand movement and physical stress during transportation or use in different environments. As such, the -135℃ portable industrial cryogenic freezer incorporates high-density insulation that can endure frequent handling without degrading its thermal performance.
Additionally, modern insulation materials help reduce the freezer's energy consumption. The more effective the insulation, the less energy is required to maintain the internal temperature, which improves the overall efficiency of the system. Given that these freezers are often used in remote locations or in mobile settings, energy efficiency is a key consideration in their design.
Portability
One of the defining features of the -135℃ portable industrial cryogenic freezer is its portability. Unlike traditional cryogenic freezers that are fixed in one location, the portable design allows for flexibility in how and where the freezer can be used. Portability is achieved through a combination of lightweight materials and compact design. These freezers are often equipped with sturdy wheels, handles, or lifting mechanisms to facilitate transport in industrial settings.
While portability is important, it is essential that the freezer does not sacrifice performance for ease of mobility. A -135℃ portable industrial cryogenic freezer is designed to remain stable during transport and use, ensuring that the temperature inside the unit stays consistent. To achieve this, advanced sealing and shock-absorbing features are incorporated into the freezer's design. These features help prevent any disruption in cooling performance due to external vibrations or sudden movements.
Additionally, the compact design of portable cryogenic freezers means that they can be used in a wide range of settings, including research labs, medical facilities, and industrial sites. Their small footprint and mobility make them ideal for applications that require rapid relocation or use in tight spaces.
Safety Features
Given the temperatures involved, safety is a major consideration in the design of the -135℃ portable industrial cryogenic freezer. Safety features are integrated throughout the system to ensure that the freezer operates reliably and that users are protected from the risks associated with handling ultra-low temperatures.