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Complete Set Of Cold Storage

Changzhou Jiangyou Heating&Cooling Technology Co., Ltd.: Your Professional Complete Set of Cold Storage Manufacturer!

We are located at No. 14 Fengrun Road, Luoyang Town, Wujin District, Changzhou City, Jiangsu Province, and are a comprehensive enterprise integrating technology research and development, production, sales, and service. Our company adheres to the principles of seeking truth, being pragmatic, innovating, and actively absorbing advanced technologies from domestic and foreign peers to continuously improve product quality and meet different customer needs. Our products have covered all provinces, municipalities, autonomous regions, and centrally-administered cities in China. With reliable product quality and excellent pre-sales and after-sales services, we have won the favor and trust of our customers.

Advanced Technology Equipment

Our company has introduced advanced technologies and equipment from both domestic and international sources, committed to producing high-quality refrigeration and air conditioning equipment. Through continuous innovation and technological upgrades, we can provide our customers with efficient, environmentally friendly, and durable products.

Diverse Product Lines

Specializing in the production of various high-demand cold storage plates, including arc angle cold storage plates, we offer products featuring environmental protection, corrosion resistance, and high flame retardancy. Additionally, we manufacture a wide range of cold storage doors such as double-open, single-open, electric or manual translational doors, chain doors, automatic return doors, free anti-collision insulation doors, modified atmosphere doors, and clean doors to meet diverse customer needs.

Professional Technical Services

Our business scope includes technical services, development, consultation, exchange, transfer, and promotion. With a professional technical team, we provide one-stop services from product design to installation and commissioning, ensuring every project achieves optimal results.

Comprehensive After-Sales Service

Beyond manufacturing and selling high-quality refrigeration and air conditioning equipment, we also offer installation and maintenance services. We commit to providing full support and assistance at every stage before, during, and after the sale, ensuring our customers face no worries throughout their usage period.

Logistics Cold Storage
Changzhou Jiangyou Heating&Cooling Technology Co., Ltd.: Your Professional Logistics Cold Storage Manufacturer! We are located at No. 14 Fengrun Road, Luoyang Town, Wujin District, Changzhou...
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Freezer
Freezers preserve food by storing it at or below 0°F (-18°C). These appliances include large chest and upright deep freezers as well as refrigerator freezer combinations like top-freezer,...
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Fresh-keeping Refrigerated Cold Storage
Dedicated to preserving the freshness and quality of perishable goods, our fresh-keeping refrigerated cold storage systems employ cutting-edge temperature control technology.
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Industrial And Commercial Cold Storage
Tailored to meet the rigorous demands of industrial and commercial settings, our cold storage solutions offer unmatched scalability, durability, and energy efficiency.
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Retrofit Cold Storage
Transforming existing spaces into efficient cold storage facilities, our retrofit cold storage solutions offer cost-effective alternatives to new construction.
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Container Cold Storage
Portable and versatile, our container cold storage units offer a flexible solution for temporary or mobile cold storage needs.
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Freezer
Designed for long-term storage of frozen foods and other perishable goods, our freezers offer superior temperature control and energy efficiency.
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Quick-frozen Cold Storage
Ideal for preserving the freshness and nutritional value of fruits, vegetables, seafood, and other perishable foods, our quick-frozen cold storage solutions offer lightning-fast freezing capabilities.
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Logistics Cold Storage
Supporting the seamless flow of perishable goods through the supply chain, our logistics cold storage solutions provide a comprehensive range of temperature-controlled storage and distribution...
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Medical Cold Storage
Designed specifically for the demanding requirements of the healthcare industry, our Medical Cold Storage System ensures optimal temperature control and preservation of sensitive pharmaceuticals,...
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What is a Complete Set Of Cold Storage

A cold storage warehouse is a specialized storage facility equipped with temperature-controlled environments. Its primary function is to store temperature-sensitive products, often perishable goods like fresh produce, frozen foods, pharmaceutical products, and more, ensuring their quality, proper air temperature, and extending their shelf life. Cold storage warehouses fall into two categories based on their maintained temperatures of cold storage service: refrigerated and frozen. Refrigerated warehouses, also known as chill stores, typically maintain temperatures between 2 and 8 degrees Celsius and prevent cold loss. They’re commonly used for storing fresh produce, dairy products, and other perishable items that require a cool but not frozen environment. On the other hand, frozen warehouses operate in sub-zero temperatures, commonly between -18 to -25 degrees Celsius. These facilities, started as a cold storage project, are designed to store frozen foods, such as meats, seafood, and frozen desserts, that must be kept at low temperatures to prevent bacterial growth and maintain product integrity.

Features of a Complete Set of Cold Storage

Easy Access for Transport
The efficiency of a cold storage facility heavily depends on how easily transport vehicles can access it. A well-designed facility will feature ample docking bays to accommodate large trucks and trailers. Additionally, the layout of the facility should allow for easy maneuvering of vehicles to minimize loading and unloading times. Accessibility also extends to the location of the warehouse itself. It should be located close to major transportation networks, such as highways, seaports, or airports, to facilitate smooth, cost-effective, and efficient logistics and distribution operations.

Sufficient Storage Capacity to Meet Your Needs
The overall storage capacity of a cold storage warehouse is another crucial factor. Depending on your business’s needs, you may require a refrigerated warehouse space that can accommodate different quantities of products. The ability of a warehouse to scale up its storage space can significantly impact a company’s ability to meet seasonal demands or expand its product offerings. Additionally, the warehouse should be equipped to handle different types of products. For instance, a warehouse serving a food company might need separate areas for storing fresh produce, dairy products, and frozen foods, each with its specific temperature requirements.

Efficient Inventory Management
Efficient inventory management is critical to maintaining product quality and minimizing waste. Top-tier refrigerated cold storage facilities should have a robust inventory management system, ensuring every product is accounted for, properly located, and managed efficiently. Such a system would include advanced tracking capabilities using RFID or barcode scanning technologies. It would also enable real-time visibility into the inventory, allowing for prompt decision-making and effective forecasting. Besides, it should provide insights into the shelf life of products to manage goods on a first-in, first-out (FIFO) basis, minimizing the risk of product spoilage.

Reliable Power
Cold storage warehouses require a constant and reliable power supply to maintain their cooling systems’ functioning. Any power failure can have severe consequences, leading to product spoilage and substantial financial losses. Therefore, a reliable power infrastructure with backup generators and power systems is a critical feature of a cold storage warehouse. The facility should also have safeguards to ensure a rapid response during a power failure to prevent temperature fluctuations that could compromise the stored products. Cold chains are also investigating net zero carbon emissions. Initiatives are underway globally, with Australia and the U.K. leading the pack in temperature-controlled logistics.

Security
The facility should have stringent measures to prevent theft, tampering, or unauthorized access. It should also enclose cold air. This might involve secure airlock systems or could include features such as access control systems, and regulated alarm systems. In addition to physical security, there should also be robust cybersecurity measures to safeguard the warehouse’s inventory management system and any other digital platforms. After all, the integrity of your data is as important as the physical safety of your products.

Complete Set of Cold Storage Management Tips: Safety, Efficiency & Energy Savings

Provide employees with Personal Protective Equipment (PPE)
Working in a freezer cold storage warehouse isn’t the safest or most comfortable. Thus, providing employees with personal protective equipment (PPE) like insulated coats, pants, gloves, and other equipment needed to stay warm is crucial. Doing this minimizes health risks and also increases operational efficiency. Employees who feel cold tend to remain in warm zones or leave the door open for longer, so providing them with proper gear prevents such occurrences.

Maintain set temperature ranges
One of the most important rules in a cold food storage warehouse is to control the temperature and keep it at the set range for each unit. This can be challenging since different food products have unique temperature requirements. For example, if you have refrigerated products, you should store them at or below 40°F. And if you’re storing frozen products, the temperature should be at or below 0°F. While it sounds simple to monitor the temperature inside the cold storage units, it’s surprisingly easy to forget this step. As people move around the warehouse or transport goods, heat can quickly move into the low-temperature areas. So to prevent this from happening, you can install an insulated curtain wall system to divide each temperature zone.

Track your inventory
Don’t forget to keep an updated and accurate record of what products are stored in your warehouse. Having this allows you to keep track of your inventory for easy management. Though freezing ingredients will help prolong their shelf life, it’s still best to apply the first in, first out (FIFO) principle to maintain freshness. This means the first ingredients that go into storage will be the first that go out for use in your factory or kitchen.

Use the right equipment
You’ll need a range of equipment to operate your warehouse—computers, sensors, pallet jacks, freezers, and others. While these are relatively easy to find, it’s important to understand the unique conditions in a cold warehouse. Not all devices can withstand constant exposure to low temperatures, so you must find suitable equipment that won’t damage easily. Also, consider how your employees’ PPE may affect their work experience. For example, if your computers have touchscreens, it might be hard to use them with heavy-duty insulated gloves. Thus, you’ll need to get touchscreens with a higher sensitivity to ensure they respond smoothly to a gloved hand.

Find energy-efficient options
Cold storage warehouses are notorious for using lots of energy since refrigerators and freezers must run 24/7. Given this setup, you’ll need to find ways to make your facility more energy-efficient to avoid high monthly bills. For example, installing LED lighting instead of fluorescent lighting helps you lower your energy consumption significantly. Similarly, you can use smart energy management through advanced algorithms or sensors. These will control energy settings based on the surroundings to minimize cooling requirements while keeping the temperature at optimum levels.

Components of a Complete Set of Cold Storage

Coolant

This substance is found in cooling equipment, and absorbs heat from the products stored in the warehouse, reducing their temperature. The coolant cycles through the system, continuously absorbing and releasing heat.

Compressor

It compresses the coolant, which increases its temperature and pressure. The high-pressure gas then travels to the condenser.

Condenser

Here, the high-pressure coolant gas releases heat to the outside environment and turns into a high-pressure liquid.

Receiver

This component stores the high-pressure liquid coolant before sending it to the separator.

Separator

It further reduces the pressure of the liquid coolant, which turns it into a low-pressure mixture of gas and liquid.

Evaporator

In this final stage, the low-pressure coolant absorbs heat from the cold storage environment, and the cycle begins anew.

Maintaining Cold Storage Efficiency: Key Inspections and Maintenance Tips

Inspect The Refrigeration System
The refrigeration system is an essential part of any cold storage system. Therefore, it should be constantly monitored to ensure it’s running smoothly. The following are the essential components to inspect:
（1）Check the effectiveness of your refrigerator sensor: You can use a different professional thermometer to measure the accuracy of the refrigerator sensor. If you measure the coldness of the refrigerator and there’s a discrepancy between the temperature levels of the two devices, it means the refrigerator sensor needs to be fixed. Therefore, it’s necessary to calibrate or replace it.
（2）Inspect your compressor: Some aspects to check include the noise created, electricity consumed, and the cold produced. An unhealthy compressor makes too much noise and overheats. In that case, you should fix the problem right away. Alternatively, you can contact your cold store for a replacement if your refrigeration equipment has a warranty.
（3）Check the evaporator’s health daily: The evaporator is situated inside a cold storage facility. It absorbs heat from the stored products. You should inspect it daily, primarily focusing on the air temperature, the sound produced, water or oil leakage, and mold growth. If it’s loud or makes an unusual noise, produces hot air, and there’s water or oil leakage, you should repair it as soon as possible. However, if it’s extremely faulty, you should consider getting a replacement.
（4）Do a condenser quality check: The condenser is the outdoor portion of the refrigeration system, and its primary task is to cool down the refrigerant fluid. The condenser is healthy if the pipes leading to the refrigerant outlet are cooler. If they’re hot, it indicates the equipment isn’t working correctly and should be repaired.
Notably, you should perform a monthly functionality test of the overall cold room refrigeration system and fix any malfunctions. And while doing the repairs, working with a professional contractor with advanced knowledge about how cold storage facilities work is vital.

Check All Electrical Connections
Inspecting all electrical connections in your cold storage facility is essential to ensure the proper flow of current. If some parts of the cold storage system don’t receive electricity, you can contact an electrician to find and repair the fault. Also, there are instances where the fuses may fail. In that case, you should ask the electrician to replace the fuse.

Keep The Facility Clean
You should regularly clean your cold storage facility using the appropriate cold room cleaning products. This prevents the growth of microorganisms, such as bacteria or mold, that may contaminate the stored items. Here are other ways to keep your cold storage facility mold-free.

Use a clean and fully functioning vent
Check for air leaks and repair them. Air leaks may cause temperature fluctuations making way for mold to grow and thus result in product damage.

Regularly clean cold room door seals
Remove expired food items to prevent the spread of mold spores. Generally, maintaining the interior hygiene and cleanliness of your cold storage system improves its efficiency.

Monitor The Humidity Level of The Cold Room
It’s necessary to monitor the humidity level of the cold storage facility daily. If it exceeds the standard levels, it can cause mold or bacteria and, thus, product spoilage. Digital hygrometers are used to check humidity in most cold rooms and refrigerated warehouses. However, it’s good to monitor the accuracy of the hygrometer itself using a professional hygrometer. If the two devices measure different humidity levels, it indicates your hygrometer isn’t fully functional. So, you should calibrate or get a new one.

Inspect The Walls, Floor, And Ceiling of The Cold Room For Ice
Check your cold room’s walls, ceiling, and floor for a build-up of ice and eliminate it. Ice removal is essential, especially if you’re using the space to store vegetables and fruits since any amount of ice can spoil them. Large ice crystals cause cell wall damage and water migration; thus, fruits and veggies become dry and shrivelled. So, eliminating ice from cold room surfaces is crucial to ensure quality food. Also, if you spot a pile of ice, your temperature sensor, compressor, or evaporator may not be functioning well. Therefore, you should inspect the equipment and make the necessary repairs.

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Frequently Asked Questions

Q: What is the difference between refrigerated and frozen storage?

A: Temperature. As we mentioned earlier, temperature is the major difference between a refrigerator and a freezer. The best temperature range for a refrigerator is between 0-4 degrees Celsius. On the other hand, a freezer requires a much lower temperature of about 0 degrees to -18 degrees to keep food.

Q: How does temperature control work in cold storage units?

A: Cold storage warehouses maintain cooler temperatures through a combination of insulation and HVAC cooling systems. Insulation serves the same purpose for cold storage warehouses as it does for houses: It helps limit the transfer of heat between the inside and the outside.

Q: Can cold storage systems be used for both food and non-food items?

A: Beyond food products, other items that require cold storage warehouses include live flowers and plants, bio-pharmaceuticals, artworks, cosmetics, and chemicals.

Q: How often should maintenance inspections be conducted on cold storage systems?

A: Including proper maintenance of compressors, fan coil units or FCUs, the condenser and the evaporators, unlike any other equipment the overall cold room refrigeration system should undergo daily, monthly, quarterly and annual preventative maintenance checks.

Q: What kind of insulation is used in cold storage panels?

A: Nowadays, modern refrigeration chambers are constructed out of sandwich panels with a polyurethane insulation core (PUR) —although the use of polyisocyanurate (PIR) is rising due to its good fire protection behaviour—, joined to two outer layers that can either be metallic or non-metallic (generally made of steel or aluminium).

Q: How do cold storage systems manage humidity levels?

A: The air is extracted from the lobby, processed by the dehumidifier, and returned to the lobby area, right in front of the freezer entrance. This ensures that all the air introduced into the freezer is dry air, with a lower humidity level than the temperature of the evaporators.

Q: What role does airflow play in maintaining optimal conditions in cold storage?

A: Proper airflow ensures that cold air is distributed evenly throughout the unit, preventing the system from overworking to maintain the desired temperature. This uniform air distribution helps reduce cold spots and hot spots, which can lead to inefficiencies and increased energy consumption.

Q: Are there energy-efficient options for cold storage systems?

A: Retrofitting with high-efficiency evaporators that extract heat from refrigerated spaces using minimal fan energy improves the overall energy efficiency of the refrigeration system. Opting for evaporators that defrost with water or hot gas instead of electric resistance defrost conserves energy.

Q: What are the common causes of temperature fluctuations in cold storage?

A: Frequent door openings, poor insulation, and overpacked samples can cause unwanted temperature shifts. Issues with a refrigerator's internal mechanics may also cause temperature differences.

Q: How do I prevent frost buildup in my cold storage unit?

A: Installing air curtains or vinyl strip curtains. These curtains will stop warm, moist air from entering the cold room. Running regular defrost cycles can also prevent freezing problems, unnecessary repairs and excessive energy costs.

Q: What materials are best for cold room flooring?

A: Budget: If cost is a primary concern, vinyl flooring may be your best option. However, if you can allocate a larger budget upfront, epoxy or polished concrete may provide better long-term value.

Q: How do automatic defrosting systems work in cold storage units?

A: In these units, the interior roof of the unit contains an evaporator assembly with fans to circulate air. Frost builds up on these fans and the Automatic Defrost system will follow calculated parameters, running a heating cycle, to warm the evaporator and melt this frost build-up.

Q: What is the lifespan of a typical cold storage system?

A: The typical lifespan of a cold room might be anywhere from 5 to 20 years. There is such a wide range in length because there are several types of cold rooms and variables that can affect your cold room's longevity.

Q: How do different types of cold storage doors affect efficiency?

A: Traditional overhead doors can leak cold air, increasing energy consumption as cooling systems work harder to maintain temperatures. High-performance doors are designed with superior seals and insulation (up to R-40), which can significantly reduce energy loss and lower operational costs.

Q: What are the benefits of using a computerized monitoring system for cold storage?

A: Using cold storage in combination with sensors that continuously monitor temperature and send alerts when temperatures fall out of range can assist lab workers in taking corrective action quickly and preserving their samples for longer periods of time. This will protect their research and save them money over time.

Q: How do I ensure even cooling throughout my cold storage unit?

A: A good seal will help keep the cold in and any warm air out, making your facility much more efficient. A leaky seal will require your cooling systems to work harder to maintain a steady temperature, resulting in higher energy costs.

Q: What are the best practices for loading and unloading goods in a cold storage facility?

A: To help ensure the cold chain remains intact during loading and unloading, the trailer must be backed flush against the building, leaving the security seal intact until the trailer doors are unlocked and opened inside the facility, Swietlik said.

Q: How can I reduce energy consumption in my cold storage operations?

A: Optimize the freezer temperature set point to raise temperatures in refrigerated spaces while maintaining safe product temperatures. Add variable frequency drives, VFDs, to motors operating at variable rpm that is less than full load, or for motors operating at constant rpm that is a fraction of full-speed operation.

Q: How do I train staff to operate and maintain cold storage equipment safely?

A: The training should include how to spot condensation and ice build-up, cleaning and maintenance of key areas like battery and refrigerant stations and the functions of the machinery they operate within their area of your facility.

Q: What are the implications of downtime in a cold storage facility?

A: In addition to the risk of spoilage due to temperature fluctuations, power outages can disrupt inventory management systems and other operational processes—cold storage is notoriously not energy efficient.

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