How does an industrial cold storage facility work?
Cold roomThese are special areas where food, medicine, and chemical products are kept at low temperatures to prevent spoilage. These enclosed spaces prevent hot outside air from entering while allowing heat from inside to escape.cold storageAlthough its principle is similar to refrigerators in homes, it relies on a much more powerful hardware structure. Maintaining a constant desired temperature level is the only way to preserve product freshness. In commercial and industrial settings, these systems extend the shelf life of products.
These systems operate on the principle of heat transfer, absorbing energy from the environment. The refrigerant circulates within the system, collecting heat. This heat is then released into the atmosphere via the outdoor unit. This cycle continues until the thermostat inside reaches the set temperature.Cold roomFor systems to operate efficiently, insulation, device power, and door quality are all interconnected.
Cold Storage Refrigeration Cycle and Components
One cold storageThe cooling of the air inside occurs through the coordinated action of four main parts: the compressor, condenser, expansion valve, and evaporator. The system pressurizes and changes the phase of the refrigerant gas moving in a closed circuit. This cycle repeats continuously.
Compressor and condenser unit
The heart of the system is the compressor. The compressor compresses the low-pressure gas from the evaporator, turning it into a high-pressure, hot gas. This process facilitates the release of heat. This hot gas then passes to the condenser. The condenser releases the heat from the gas to the outside environment. The gas, cooled by fans, then liquefies. This section, called the outdoor unit, is located outside the room in the open air. The cooler the outside air, the easier it is for the condenser to release heat.
Evaporator and expansion valve
As the liquid refrigerant passes through the expansion valve, its pressure drops. The liquid cools suddenly as its pressure decreases. This cold liquid enters the evaporator fins. Fans inside the room circulate the air through these fins. The air in contact with the cold fins loses heat, and the room cools. The liquid refrigerant, using the heat it absorbed from the air, returns to the gaseous phase. This gas then returns to the compressor to complete the cycle.
Selecting Cold Room Equipment
Right for businessescold room equipmentChoosing the right equipment directly impacts energy costs. The capacity of the appliance is determined by the room's volume and the type of product to be stored. Much more powerful motors are required for blast freezing rooms, while vegetable storage facilities can accommodate more moderately powerful appliances. The placement of the appliances is planned in a way that does not obstruct air circulation.
Split systems are models where the indoor and outdoor units are separate. These models operate quietly and offer installation flexibility. Monoblock units, on the other hand, are assembled on a single housing. These types of units provide practicality in small spaces.cold storageTo maintain performance, periodic maintenance of devices should not be neglected. Dusty condenser coils cause the device to strain, which in turn increases your electricity bill.
Cold Room Sandwich Panels with High Insulation
Insulation is the most critical link in a cooling system. It is preferred for walls and ceilings.cold room sandwich panelIt traps the cold air inside. Polyurethane filler injected between two sheet metal plates eliminates thermal bridges. The thickness of these panels varies according to the target temperature of the room. Thicker panels are preferred in frozen storage rooms.
Cold storage sandwich panelCareful attention is paid to the connection points during installation. Interlocking panel systems maximize airtightness. If insulation is poor, appliances consume much more energy to cool the environment, shortening the lifespan of the equipment. Floor insulation plays just as vital a role as wall insulation. A large portion of heat loss results from incorrect insulation choices.
Sealed Cold Room Swing Doors at Entrances and Exits
Doors are the most frequently used point in a warehouse and the only point of access to the outside.Cold room swing doorThese doors are typically used in locations with low staff traffic. Their hinged design ensures a complete closing. The seals on the door leaf completely cut off airflow when the door is closed. The seal quality is kept at the highest level to prevent heat loss.
Cold storage swing doorSome models may include heating elements to prevent freezing. These elements prevent the door from sticking to the frame, especially in sub-zero temperatures. The door must have an internally opening safety mechanism. This is an indispensable detail for occupational safety. Door surfaces are made of food-safe, easy-to-clean materials.
Cold Room Sliding Door for Quick Access
In areas where wide entrances are required or where forklift traffic is present.cold room sliding doorThese doors are preferred. They open by sliding to the right or left on a rail. These space-saving systems minimize heat loss with their fast opening and closing feature.Cold storage sliding doorThe wings are manufactured to be impact resistant.
Automatic sliding doors open automatically using sensors, eliminating the need for manual intervention. This shortens the time the door remains open. The rail mechanism of sliding systems must be regularly lubricated. A snag in the rail can prevent the door from closing completely and cause frost buildup inside. Frost buildup damages products and increases the cooling load.
Based in Sancaktepe, Istanbul. Keskinso Cooling Systemsindustrial refrigeration with an environmentally conscious production approach.cold storageIt is a reliable solution partner offering innovative solutions to your needs. Advanced technology split system.cold room equipmenthighly insulated modular modelscold room sandwich panelWith its wide range of products extending right to your door, Keskin So builds long-lasting systems that increase your business's energy efficiency. Offering a 2-year product warranty on manufacturing and installation, professional periodic maintenance services, and 24/7 uninterrupted technical support after sales, Keskin So stands by you at every stage of your project, ensuring your products are stored in the freshest and safest way possible.
How to Maintain Cold Storage Equipment?
Proper placement and regular cleaning are essential for the longevity of the equipment. Dust, dirt, and grease buildup disrupt airflow over the condenser, preventing the gas from cooling. This causes the compressor to overheat and eventually fail. Technical teams should conduct a general inspection at least twice a year. Gas pressure values, electrical current, and fan motors are checked during these inspections.
Cold storage equipmentUsing voltage regulators protects against sudden power surges. Electronic circuit board failures are often caused by unstable current. Additionally, the evaporator fans should be checked daily for ice buildup. A properly functioning defrost system prevents the fins from becoming covered in ice. An evaporator covered in ice cannot cool the air effectively.
Cold Storage Sandwich Panel Advantages
Modular structurecold storage sandwich panelThey provide ease of assembly and disassembly. When the business wants to relocate, these panels can be disassembled and reinstalled elsewhere. Thanks to their hygienic surfaces, they do not allow the formation of bacteria. This feature is a critical requirement in the food industry. Antibacterial silicones applied to the panel joints reinforce the watertightness.
Panels with a high thermal insulation coefficient help the compressor run less frequently. This directly reduces operating costs. The outer surface of the panels is usually made of galvanized sheet metal or PVC-coated sheet metal. These corrosion-resistant surfaces maintain their shape even in humid environments. Ceiling panels are supported by suspension systems in wide spans.
Points to Consider When Installing Swing Doors in Cold Storage Facilities
Leveling the door frame during installation is crucial. If the frame is crooked, the door leaf will not press properly against the seals. This can lead to hot air leakage.Cold storage swing doorThe point of contact with the ground during installation must also be carefully adjusted. The bottom seal should not rub against the ground, but it should also not leave any gaps.
Door locks and hinges should be made of stainless steel. Ordinary metals oxidize quickly in cold and humid environments. Air curtains installed on doors can somewhat prevent warm air from entering when the door is opened. However, the best solution is for staff to close the door as quickly as possible.