Refrigerated Air Dryer

 
Water-cooled Compressed Air Dryer
 

What is a refrigerated air dryer 

Refrigerated air dryer is a device designed to remove moisture from compressed air systems by cooling the air to condense water vapor, which is then separated and drained. It is widely used in industrial applications to protect pneumatic tools and equipment from moisture-related damage.

SHANLI Advantages Of Refrigerated Air Dryer

1

Adopting a three-in-one aluminum finned heat exchanger, with low pressure drop, high heat transfer efficiency, and no secondary pollution in the compressed air system air duct.

2

Using a hot gas bypass valve (expansion valve): The equipment is equipped with a large cooling capacity hot gas bypass valve, with an energy regulation range of over 70%, ensuring normal operation of the equipment under unstable and low load conditions, which is larger than the energy regulation range of similar products (≤ 50%).

3

Adopting an electronic automatic drainage valve with a simple and unique structure, high efficiency, and long service life, it eliminates the blockage phenomenon of floating ball drainage valves, saves manpower and material resources, and effectively solves the problem of water accumulation in compressed air pipeline systems.

4

Hydrophilic aluminum foil+copper tube high-efficiency condenser
▲High heat conduction efficiency
▲Easy to clean (compared to plate fin type)
▲Strong adaptability
▲long service life

refrigerants

All refrigerants use R134A, R410A, and R407C environmentally friendly refrigerants, using refrigeration compressor brands like Danfoss, Bitzer, Panasonic, Copeland, Highly, etc.

Fan

The external rotor fan produced by the listed company is equipped with a 4-stage motor, which has low noise, large air volume, and far superior performance compared to internal rotor fans and hood-level fans.

copper tube

The refrigeration copper tube uses a well-known domestic brand, with a thickness 1-2 specifications thicker than the same industry, and the copper tube is subjected to corrosion resistance treatment, fully considering the service life of the copper tube.

Quality Management

High-quality domestic or international suppliers supply all products and components produced by the company. Quality control is in place at every stage from the entry of components to the delivery of products. Electronic small work orders are used for real-time quality tracking and traceability.

 

Refrigerated Air Dryer type

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Refrigerated Air Dryer Working Principle

 

The content of water vapor in compressed air is determined by the temperature of compressed air: when the pressure of compressed air is constant, the higher the temperature, the higher the content of water vapor; The lower the temperature, the lower the water vapor content.
Lowering the temperature of the compressed air can reduce the water vapor content in the compressed air, and the excess water vapor will condense into a liquid, and then the liquid water will be removed, so that the compressed air can be dried. The cold drying machine works based on this principle.
Composition of refrigeration system: it is composed of four basic components: refrigeration compressor, condenser, expansion valve and evaporator. They are connected in turn by pipes to form a closed system in which the refrigerant circulates continuously

 

air dryer supplier

Why choose us?

Your leading Refrigerated Air Dryer supplier
 

Shanli is a national high-tech enterprise that develops and produces compressed air purification equipment and other products. Our products are sold to more than 20 countries worldwide.
Shanli has become a leading manufacturer and service provider of compressed air purification equipment in China.

Technical R&D ability

Total more than 30 people in R&D team.

Having a large user group

We have more than 10000+ customers nationwide, and export to more than 20 countries in Europe, America, Central Asia, Southeast Asia, and other regions. We actively accumulate basic resources in various regions and can timely grasp major market trends.

Professional Team

It currently has more than 40 salespeople, with over two-thirds of them being capable and experienced senior employees. Shanli can provide the professional suggestion for you.

Customer service

We can provide high-quality pre-sales, in sales, and after-sales services.Resolve and handle any doubts during contract execution in a timely manner, as well as communicate with orders and shipments.

 

Customer Cases

Use site of Indian power plant

Use site of Indian power plant

China shipping service site

China shipping service site

Use site of big package project in Vietnam

Use site of big package project in Vietnam

LDK solar energy application site

LDK solar energy application site

 
Our Partners
 

 

Hangzhou Shanli Purify Equipment Corporation produces Refrigerated compressed air dryers, with a good reputation, excellent quality, and sound after-sales service to win the world's praise, in many domestic and foreign enterprises shine!

Partners

Honor and qualification
 
 

Official certification, professional after sales service.

Refrigerated Air Dryer Certificate

 
Frequently Asked Questions
 
 

Q: Are you a trading company or manufacturer?

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A: We are nearly 30 years professional manufacturer specializing in air dryers. And we trade our products with our clients directly.

Q: Can you do OEM and ODM?

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A: Yes, OEM and ODM are both acceptable.

Q: How about after-service?

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A: We have 9 offices in China and also have an oversea after-service team.

Q: What about the voltage of products? Can they be customized?

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A: Yes, of course. The voltage can be customized according to your requirements.

Q: Does your company offer spare parts for the machines?

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A: Yes, of course, high-quality spare parts are available in our factory.

Q: What are your payment terms?

A: 30% T/T in advance, 70% T/T before delivery, 100% T/T before delivery, L/C, and so on.

Q: How about the delivery time?

A: Annual supply of over 10000 dryers and filters, ensuring timely supply demand.

Q: What temperature is a refrigeration dryer?

A: The refrigerated air dryer cools the incoming compressed air first in an air-to-air heat exchanger where the outgoing cool dry air pre-cools the hot incoming air and condenses some moisture out. Then the incoming air enters an air-to-refrigerant heat exchanger where the air is cooled to 38º F by the liquid refrigerant.

Q: What are the components of a refrigerant air dryer?

A: The three main components of the air side process are the air-to-air heat exchanger, air-to-refrigerant heat exchanger, and condensed water drain. The air-to-air heat exchanger is a heat recovery unit that is used to transfer heat from the incoming hot air to the outgoing cold air.

Q: What are the two main functions of a refrigeration filter drier?

A: Filter driers are usually installed in the liquid line of a dry-expansion refrigeration system, where they have a dual function. First, they trap coarse particulate contamination and copper shavings, and second, they capture any moisture present in the system.

Q: How a refrigerated air dryer removes moisture by cooling the air?

A: Refrigerated Air Dryers. Refrigerated compressed air dryers work by cooling the air. They work much like your refrigerator or freezer, using compressor coils filled with a refrigerant to chill the air to 33° to 40°F. As the air cools, water vapor condenses into liquid water, which is then drained off and disposed of.

Q: How does a refrigerated air dryer remove moisture from compressed air?

A: These machines use refrigerants to cool the hot air. Compressed air passes through the dryer where air condenses into water for draining (as mentioned above). This equipment is pretty straightforward and easy to use. You'll find features like intelligent drain discharge on some models.

Q: What is the difference between a desiccant dryer and a refrigerant dryer?

A: While the refrigerated air dryer uses air from a refrigerant heat exchanger to remove water content from the compressed air, a desiccant air dryer uses a bed of desiccant materials to do the same.

Q: What is the pressure drop on a refrigerated air dryer?

A: The internal pressure drop is the difference between the pressure of the compressed air at the dryer inlet and outlet pipe. The lower the internal pressure drop of the refrigerated dryer, the lower the pressure you need to achieve with the air compressor. And the less energy the compressor consumes.

Q: What is the correction factor for a refrigerated air dryer?

A: Refrigerated dryer ACFM = 500 (rated SCFM) × 1.13 (the correction factor for 140 psig inlet pressure) × 0.82 (the correction factor for 110°F inlet air temperature) × 0.94 (the correction factor for 105°F ambient air temperature) ACFM = 500 × 1.13 × . 82 × . 94.
We're professional refrigerated air dryer manufacturers and suppliers in China, specialized in providing high quality products and service. We warmly welcome you to wholesale cheap refrigerated air dryer from our factory. Contact us for more details. adsorption dryer, heatless air dryer, High Efficiency Oil Remover

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