A Chiller Pump is a piece of equipment that cools water. When water is chilled below 0°C, a water/glycol combination is frequently employed to keep it from freezing. The chiller’s cooled water is piped to a water/air or water/water heat exchanger, where it can be utilized to cool air or water.
After passing through the heat exchanger, the water is returned to the chiller to be chilled again. Chillers are commonly used in buildings to chill and dehumidify the air. Water is non-toxic so ideal for circulating through the building’s different heat exchangers.
Chiller pumps can handle a wide range of applications in a variety of industries. To cool the entire system, the chiller pumps cool liquids to a specified temperature. The chiller pump will use a spinning shaft to move a huge volume of water to a smaller one, and this process will continue to cool the liquids.
An industrial chiller pump is a refrigeration system that removes heat from a system and transfers it to another to decrease the temperature of machinery, industrial spaces, and process fluids. Several industrial operations, such as injection moulding, metal plating, oilfield production, and food processing, require industrial chillers for temperature management.
Heating, ventilation, and air conditioning (HVAC) systems are used to dehumidify and cool commercial buildings. As part of wider programs based on building performance and sustainability, modern commercial buildings seek efficient HVAC systems and components. Similarly, building occupants have high expectations that the HVAC system will work as intended to generate a comfortable inside atmosphere regardless of the outside weather.
Chiller pumps have become an integral part of the HVAC system in a wide range of commercial buildings, including hotels, restaurants, hospitals, athletic stadiums, industrial and manufacturing plants, and so on. Chiller pumps are the single greatest user of electricity in most facilities, as the industry has long acknowledged. During peak seasons, they might easily absorb more than half of the total electricity used.
A chiller pump, in general, enables the transfer of heat from an internal to an exterior environment. The physical condition of a refrigerant as it flows through the chiller system is used to power this heat-transfer mechanism. Chillers may undoubtedly serve as the heart of any central HVAC system.
HOW DOES A CHILLER PUMP WORK
A chiller pumping system pumps chilled water or a water/glycol solution from the chiller to the process in most process cooling applications. The warm fluid returns to the chiller as the cool fluid eliminates heat from the process. The process water is used to transport heat from the process to the chiller. A chemical component called a refrigerant is included in chiller pumps.
There are many different types of refrigerants and uses depending on the temperatures necessary, but they all function on the same basic concept of compression and phase-change of the refrigerant from a liquid to a gas and back again. Refrigeration is the process of heating and cooling the refrigerant and transforming it from a gas to a liquid and back again. The principle of vapour compression or vapour absorption is used by a chiller pump.
A low-pressure liquid gas mix enters the evaporator to begin the refrigeration cycle. In the evaporator, heat from the process water or water/glycol solution converts the refrigerant from a low-pressure liquid to a low-pressure gas. In the compressor, low-pressure gas is compressed into high-pressure gas. The high-pressure gas enters the condenser, where it is cooled to a high-pressure liquid by ambient air or condenser water. The high-pressure liquid then flows to the expansion valve, which regulates the amount of liquid refrigerant that enters the evaporator, resuming the refrigeration cycle.
Chiller pumps deliver a steady stream of coolant to the cold side of a process water system, maintaining a temperature of around 50°F. The coolant is then pumped through the process, removing heat from one portion of the facility (e.g., machinery, process equipment, etc.) and returning it to the process water system’s return side.
A chiller pump is a mechanical refrigeration system that employs vapour compression and links to the process water system via an evaporator. A chiller’s evaporator, compressor, condenser, and expansion device all circulate refrigerant. Each of the aforementioned components of a system undergoes a thermodynamic process.
The evaporator serves as a heat exchanger, transferring heat from the refrigerant to the process coolant flow. As the heat transfer happens, the refrigerant evaporates, changing from a low-pressure liquid to a vapor, and the temperature of the process coolant drops. After that, the refrigerant is transferred to a compressor, which performs a number of functions.
To begin, it removes refrigerant from the evaporator and ensures that the pressure inside the evaporator is low enough to absorb heat at the right rate. Second, it raises the pressure in the outgoing refrigerant vapour to ensure that the vapour’s temperature remains high enough to release heat when it reaches the condenser. The refrigerant reverts to a liquid state at the condenser.
TYPES OF CHILLER PUMPS
WATER CHILLER PUMP
A water chiller pump is linked to a cooling tower in a water chiller pump. They are frequently utilized in medium and large establishments with adequate water supply. Because of their relative independence from ambient temperature swings, water chiller pumps can provide more consistent performance for commercial and industrial air conditioning. Water chiller pumps range in size from modest 20-ton machines to thousands-ton ones that cool the world’s largest facilities including airports, shopping malls, and other structures.
Chilled liquids are circulated via process equipment using water Chiller pumps. The chiller keeps the system cold by transferring heat away from the equipment and product. Warming occurs as the cooled liquid absorbs heat from the apparatus. The warmed liquid is pushed back to the chiller, where it is chilled once again. A tank is frequently used to hold liquids, and a second pump may be needed to transport chilled liquid to and from the reservoir. Because magnetic drive pumps create significantly less heat than other types of pumps, they are perfect for use in chiller systems.
AIR COOLED CHILLER PUMPS
Air-cooled Chiller pumps use a condenser that is cooled by the ambient air. As a result, air-cooled chiller Pumps may find widespread use in smaller or medium-sized systems with limited space. In situations when water is a rare resource, an air-cooled chiller pump may be the most feasible option. To condense the refrigerant, a conventional air-cooled chiller pump uses propeller fans or mechanical refrigeration cycles to pull ambient air over a finned coil. The refrigerant vapor condenses in the air-cooled condenser, allowing heat to be transferred to the environment.
USES OF CHILLER PUMPS
Chiller pumps have a wide range of applications. They may be used to cool activities in a variety of sectors. Some of the most prevalent uses are listed below:
Chiller pumps for food processing are widely employed in food manufacturing and processing processes that demand a high degree of temperature control accuracy. Winery chillers, for example, are used to maintain a consistent temperature during the production and storage of wine. Bakery chillers aid in the chilling of mixers, potable water, and yeast-jacketed tanks, all of which are important bakery components.
Temperature management is critical in metal finishing procedures such as electroplating and electroless plating to eliminate surplus heat since the metals are often bonded at extremely high temperatures (several hundred degrees). Metal-finishing chillers are used in some industries to cool the anodizing liquid in a heat exchanger, and glycol/water is used as a cooling medium to reduce the temperature within the tank.
MOLDING VIA INJECTION
Injection molding is a mass-production technology that uses a mold, thermoplastic pellets, and an injection molding machine to create plastic parts. To avoid difficulties like fractures, warping, and internal tensions in the final product, the process and melt must be kept below strict temperature restrictions.
Kiron Hydraulic Needs Private Limited, in collaboration with Procon Pumps, offers a comprehensive chiller pump solution. We are a leader in sophisticated pump solutions and a water technology trailblazer. We provide a comprehensive line of intelligent pumps, motors, drives, sensors, and controllers for all major industrial facilities. We create solutions to fit your individual demands at your facility by combining our pump system experience with extensive application knowledge.