Chiller Circulation System

A Chiller circulation system is a broad name for a device that regulates temperature by circulating a cooling liquid, such as water or a heat medium, whose temperature is controlled by the refrigerant cycle. It is used for air conditioning in buildings and industries, as well as controlling the temperature of different industrial devices and laboratory instruments, equipment, and apparatuses at a steady level. It’s called a “chiller” since it’s frequently used to cool things. While cycling water in a cooling unit, a chiller circulation system can continually deliver chilled water.

Chilled water or liquid is circulated through process equipment using chiller circulation systems in a range of applications. Water chillers are often used to cool items and machinery in a variety of applications such as injection moulding, tool and die cutting, food and beverage, chemicals, lasers, machine tools, semiconductors, and more. A Chiller circulation system’s purpose is to transfer heat from one area (typically industrial equipment or a product) to another (usually the air outside the manufacturing facility). Water or a water/glycol solution is commonly used to transport heat to and from the chiller, which may necessitate the usage of a reservoir and pumping system in the process chiller.

The Chiller circulation system is widely used as a suitable device for cooling heat-generating parts and air conditioning equipment such as laser processing devices and high-frequency heating devices at a constant temperature. It solves a variety of cooling problems and can lower operating costs while improving energy efficiency. A chiller circulation system is used to provide a constant flow of temperature-controlled fluid to a system.

The chiller’s fluid temperature might be utilised to cool, maintain, or even raise the temperature of the application. An industrial chiller circulation system is a refrigeration system that removes heat from the system and transfers it to another location to reduce the temperature of machinery, industrial spaces, and process fluids. Injection moulding, metal plating, oilfield production, and food processing all need the use of industrial chillers to maintain a consistent temperature.

A chiller circulation system is a cooling device that creates fluids capable of lowering temperatures by removing heat from the fluid. The type and use of a chiller circulation system are determined by the desired temperature and refrigerant type, which might be liquid or gas. A room or piece of equipment is cooled using the cooled fluid. The concept of a chiller circulation system is the compression or absorption of a vapour. They’re made to keep a constant flow of coolant flowing to keep a fixed temperature. It is a temperature-lowering fluid system that is always flowing.


In the chiller circulation system, a chemical component known as a refrigerant is employed. There are many various types of refrigerants and applications depending on the temperatures required, However, they all operate on the same basic concept of compression and phase shift of the refrigerant from a liquid to a gas and again. Refrigeration is the process of converting a refrigerant from a gas to a liquid and back again. In most process cooling applications, a pumping system transports chilled water or a water/glycol solution from the chiller to the process. As the cold fluid removes heat from the process, the warm fluid returns to the chiller.

Heat is transported from the process to the chiller using process water. A low-pressure liquid/gas mix enters the evaporator to begin the refrigeration cycle. The heat from the process water or water/glycol solution converts the refrigerant from a low-pressure liquid to a low-pressure gas in the evaporator. The compressor compresses low-pressure gas into high-pressure gas. The high-pressure gas enters the condenser and is cooled to a high-pressure liquid by ambient air or condenser water. The high-pressure liquid then flows to the expansion valve, which limits the quantity of liquid refrigerant that enters the evaporator, restarting the refrigeration cycle.

There are two types of condensers in a chiller circulation system: air-cooled and water-cooled.

Using ambient air, an air-cooled condenser cools and condenses the heated refrigerant gas back to liquid. It might be within or outside the chiller, but it ultimately rejects heat from the chiller circulation system to the air Water from a cooling tower cools and condenses the refrigerant in a water-cooled condenser.

An evaporator, a compressor, a condenser, and an expansion unit are the four main components of a chiller circulation system. A refrigerant is used in every chiller system. A low-pressure refrigerant is supplied to the evaporator to start the process. Within the evaporator, the refrigerant is heated, changing its phase and turning it into a gas. The compressor increases the pressure of the gaseous refrigerant by compressing it.


A Chiller circulation system is used to cool a wide range of items, machinery, and manufacturing machinery. Highly efficient and precise heat source machines that can supply a large amount of water at a stable water temperature are required in the industrial field to improve the quality and efficiency of production, and these heat source machines are in demand in a wide range of facilities, including factories, supermarkets, leisure facilities, hydroponics, and aquaculture farms. Process cooling refers to the cooling necessary for the manufacturing process, such as suppressing heat generation in production and processing machinery, chilling goods, and adjusting water temperature for production.

Equipment cooling is used in a wide range of applications, including semiconductor manufacturing equipment, medical equipment such as CT and MRI, printers and laser processing machines, and component analyzers, to suppress heat generated by processing equipment operation and avoid malfunctions and deterioration of processing accuracy. Article cooling, on the other hand, is used to cool the heat generated by processing products as well as to maintain and cool the temperature required for processing and storage, and it is used to cool plastic moulded products, metal processing products, plating solvents, cutting oil, and brewing tanks, as well as cooked foods

A chiller circulation system, which is a cooling device, is commonly employed in the area of air conditioning for cooling, but it is now also utilised for cooling and heating. The main process is to create chilled and hot water by exchanging heat between the cooling water of the cooling tower and the refrigerant in the chiller, and then conveying it to the heating and cooling terminal to perform the heating and cooling functions. The chiller and cooling tower are very similar machines, yet they serve quite distinct purposes. A cooling tower’s primary function is to chill the cooling water used in air conditioning equipment. The electricity is used to chill the cooling water as it heats up.

The goal of a chiller circulation system is to use the power of outside air and water to maintain a consistent target temperature. As a result, it may be used to both cool and heat. It is not limited to cooling since it is critical to maintain a constant temperature at all times. Of course, it’s typically used for chilling, but it may also be used for heating, which is a significant distinction between a chiller and a cooling tower. Knowing the difference can help you grasp the cooling tower’s mechanics and construction. Cooling towers are used to keep a building’s air conditioning equipment cold by drawing in outside air. You may reuse the cooling water by chilling it, and you can use it to circulate air conditioning equipment, for example. The water cannot be cooled without a cooling tower, and when the temperature of the cooling water increases progressively, it becomes useless.

When equipment is running at maximum capacity, temperatures on the production floor can quickly increase, creating an unpleasant working environment. Industrial enterprises utilise chillers to keep working conditions at the right temperature to safeguard employee safety. With the installation of an air handling unit, a chiller circulation system, similar to an air conditioner, may cool workspaces with chilled air. Air cooling chillers can be located on the roof or within the building, depending on the structure.

Chiller circulation systems are utilised to produce a cooling bath that keeps plastic items in good condition. A heat exchanger separates the water from the extrusion process from the cooling water during the extrusion process. Plastic is a substance that is extremely temperature sensitive and can melt. Temporary HVAC systems are hired, installed, operated, and maintained to remove temporary heating, ventilation, and cooling systems on nearly half of major construction projects. Builders and contractors gain contracts for their projects by utilising the flexibility of temporary solutions.

Our Principal

Procon Pumps, in association with Kiron Hydraulic Needs, provides a comprehensive Chiller Circulation system solution. For more than fifty years, Procon Pumps has been producing high-quality, trustworthy pumps. Their precise, hand-crafted pumps have set the standard for performance and value in the industries they serve since 1950.

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