Say goodbye to air consumption waste! Hangzhou Juke Blower Regenerative Air Dryer, a new benchmark for industrial energy saving
Hangzhou Juke Air Separation Equipment Manufacturing Co., Ltd., leveraging 17 years of extensive industry experience, has launched the KFD series of blower regenerative air dryers. Employing innovative technology, it breaks the limitations of traditional drying methods, becoming an ideal choice for numerous enterprises seeking cost reduction and efficiency improvement.
In industrial production, the dryness of compressed air plays a decisive role in product quality, equipment lifespan, and energy efficiency. Hangzhou Juko Air Separation Equipment Manufacturing Co., Ltd., with 17 years of extensive industry experience, has launched the KFD series blower regeneration air dryer, using innovative technology to break the limitations of traditional drying methods and become the ideal choice for many companies to reduce costs and increase efficiency. Let's delve into the working principle of this dryer; it is divided into two types: air-consuming and zero-air-consuming, each with its unique advantages and application scenarios.
I. Core Principle of KFD Blower Regeneration Air Dryer
The KFD blower regeneration air dryer uses temperature swing adsorption + blower regeneration technology, achieving high efficiency and energy saving through two key steps:
Adsorption stage: Saturated compressed air flows into the adsorption tower, and moisture is captured by the adsorbent (molecular sieve/aluminum oxide), outputting dry air with a dew point ≤ -40℃ (or -52℃ optional).
Regeneration stage: This can be divided into hot purge and cold cycle. During hot purge, the blower draws in ambient air, which is heated to over 110℃ by a heater to desorb the adsorbent and discharge water vapor. The cold cycle uses a closed-loop system, using a built-in cooler to cool the regeneration tower. The entire process does not consume compressed air, truly achieving zero-air-consumption regeneration.
Compared with traditional non-heated/slightly heated dryers, the regeneration energy consumption of the KFD series is reduced by more than 55%, and the annual operating cost is saved by more than 30%. Its innovative blower regeneration technology only consumes electricity (for the blower and heater) during regeneration, with no loss of compressed air, and its overall energy efficiency is leading in the industry. Moreover, the dryer is equipped with a microcomputer intelligent control system that can monitor dew point, pressure, and other parameters in real-time and dynamically adjust the adsorption cycle; the dual-tower structure with high-precision valves ensures continuous and stable air supply.
II. Air-Consuming Blower Regeneration Air Dryer
The adsorption principle of the air-consuming blower regeneration air dryer is similar to that of traditional dryers. In the adsorption stage, humid compressed air enters the adsorption tower. The adsorbent in the tower, such as activated alumina and molecular sieves, has a rich microporous structure and a strong affinity for water. When compressed air passes through the adsorbent bed, the water vapor molecules are adsorbed by the surface of the adsorbent, thus drying the air. The dried air is output from the adsorption tower outlet to meet the production air demand.
In the regeneration stage, a portion of the finished air needs to be consumed. Specifically, the pressure in the adsorption tower is first reduced, and then heated finished air is introduced. This hot finished air passes through the adsorption tower in reverse, heating the water adsorbed on the adsorbent and vaporizing it. The water vapor is carried out of the adsorption tower with the hot air stream, thus restoring the adsorption capacity of the adsorbent. Then, a small amount of cold finished air is used to purge and cool the adsorption tower, bringing the adsorption tower temperature down to a temperature suitable for adsorption, preparing for the next round of adsorption. During the entire operation, the two adsorption towers alternately perform adsorption and regeneration operations through valve switching to achieve a continuous and stable supply of dry compressed air.
Air-consuming blower regeneration air dryers are suitable for industrial scenarios with high requirements for compressed air quality, sufficient air sources, and relatively insensitive air consumption costs. For example, in some pharmaceutical and electronics industries, the production process is extremely sensitive to the moisture content in compressed air; even a trace amount of water can affect product quality. In this case, air-consuming dryers can meet production needs with their stable drying performance.
III. Zero-Air-Consumption Blower Regeneration Air Dryer
The zero-air-consumption blower regeneration air dryer adopts a more advanced and energy-saving design concept. In the adsorption stage, saturated compressed air enters the adsorption tower, and after the adsorbent adsorbs the moisture, dry air is output, which is consistent with the air-consuming dryer.
However, the regeneration stage is completely different. It uses a blower to draw in ambient air. The ambient air first enters the heater and is heated to over 110℃. The hot air then enters the adsorption tower to perform a hot purge on the adsorbent, causing the moisture on the adsorbent to vaporize due to heat and be discharged from the adsorption tower with the hot air, achieving desorption regeneration of the adsorbent.
After the hot purge is complete, the cooling stage begins. At this time, through a closed-loop system, the blower introduces cold air from the cooler into the regeneration tower to cool the regeneration tower. The cooled air returns to the cooler, forming a continuous closed loop until the regeneration tower temperature drops to the appropriate temperature. During the entire regeneration process, no compressed air is consumed, truly achieving zero-air-consumption regeneration.
This zero-air-consumption design greatly reduces operating costs, especially suitable for companies with strict energy cost control and a large need for compressed air. For example, large chemical companies and steel mills consume huge amounts of compressed air every day. Using zero-air-consumption blower regeneration air dryers can save a significant amount of energy in the long run.
IV. Summary of Advantages of Hangzhou Juko Air Separation Equipment Products
Energy-efficient: Whether it is an air-consuming or zero-air-consumption blower regeneration air dryer, it performs excellently in energy saving. The air-consuming type reduces air consumption by optimizing the regeneration process; the zero-air-consumption type completely eliminates the dependence on compressed air, greatly reducing energy consumption. At the same time, the efficient adsorption and regeneration process ensures the rapid and stable supply of high-quality dry air, improving production efficiency.
Intelligent control: Equipped with a microcomputer intelligent control system, it can monitor key parameters such as dew point and pressure in real-time and dynamically adjust the adsorption cycle according to the actual operating conditions. This intelligent control method not only ensures the stability of the drying effect but also effectively extends the service life of the equipment and reduces labor maintenance costs.
Stable and reliable: The dual-tower structure combined with high-precision valves allows the equipment to achieve smooth switching during operation, ensuring a continuous and stable air supply. At the same time, the equipment uses high-quality materials and advanced manufacturing processes, has good corrosion resistance and durability, can adapt to various complex industrial environments, and provides reliable protection for enterprise production.
Other areas
Oil storage and pressurized pipeline cleaning and purging of oil and gas wells, nitrogen sealing, nitrogen displacement, solvent recovery.
Used for food preservation and grain storage, pest control, food drying and sterilization, quick freezing of food, etc.
Provide the necessary gas raw materials for the preparation of new energy materials, battery production, and create an inert gas environment.
Ensure the manufacturing of electronic components and the stable operation of equipment, providing gas support for maintenance, combustion assistance, cooling, and other aspects related to thermal power generation equipment.
Nitrogen generator: Prevents oxidation, inhibits bacterial growth, and produces odors in biopharmaceuticals, providing protection throughout the process. Oxygen generator: Provides an oxygen-rich environment.
When signs of fire occur in the goaf or other locations, nitrogen injection is needed for fire prevention. The nitrogen device is lowered into the mine. It is used for annealing protective gas and sintering.
Used in the aerospace composite field, providing the necessary inert atmosphere for the molding and reinforcement processes of large carbon fiber composite wings.
Provide protection for the safety of oil and gas reserves, prevent oxidation, nitrogen sealing, and ensure dust suppression, fire prevention, and nitrogen sealing for coal reserves.