How to choose the thermal oil for cooling and heating systems?

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In many industrial production processes, cooling and heating systems are common equipment that achieve precise control of products or production processes by controlling the temperature changes of hot and cold media. However, how to choose a suitable thermal oil medium for cooling and heating systems is an important issue faced by many engineers and operators.

First, we need to understand what thermal oil medium is. In cooling and heating systems, hot and cold media are substances used to transfer heat. They can be gases, liquids or solids. For example, water, air, ammonia, etc. can be used as hot and cold media. The choice of hot and cold media mainly depends on the specific application requirements and environmental conditions.

1. Temperature range: Different hot and cold media have different thermal stability and thermal conductivity properties, so the temperature ranges they can withstand are also different. When selecting thermal oil, you need to choose based on the actual temperature requirements. For example, if the temperature to be processed exceeds 300°C, an inert gas such as helium may be selected as the hot and cold medium.

2. Thermal stability: Thermal stability refers to whether hot and cold media will decompose or chemically react at high temperatures. Some chemicals may decompose at high temperatures and produce toxic or harmful gases. Therefore, when selecting hot and cold media, you need to consider their thermal stability.

3. Thermal conductivity performance: Thermal conductivity performance determines the efficiency of heat transfer between hot and cold media. Generally speaking, liquids have better thermal conductivity than gases, so if efficient heat transfer is required, liquids can be selected as the hot and cold medium.

4. Safety: When choosing hot and cold media, you also need to consider its safety. For example, some chemicals may be corrosive or toxic, and using these substances as hot and cold media may cause harm to operators and equipment.

5. Economy: Finally, the economy of hot and cold media also needs to be considered. While some high-performance hot and cold media can provide better performance, they also cost more. Therefore, when choosing hot and cold media, you need to find a balance between performance and economy.

Choosing the hot and cold media for cooling and heating systems is a process that requires comprehensive consideration of multiple factors. In addition to the above factors, selection also needs to be made based on specific application requirements and environmental conditions.

We provide complete temperature control systems design and manufacturing. From standard models to complete customized products up to 900 tons. We specialize in customer service and are dedicated to helping each customer have the optimal temperature control system for their specific need.

We provide non-standard customized solutions. Both single cooling chillers and cooling & heating combo units are available.

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Cooling and Heating Systems (SUNDI series)

(Custom Designs)

Temperature Control Range: -120°C to +350°C

cooling and heating thermostat, widely used in various industry.

Cooling and Heating Systems (WTD series)

(Custom Designs)

（Micro channel / tube reactors specialized）

Temperature Control Range: -70°C to +300°C

Specialized design for micro channel (small liquid holding capacity, strong heat exchange capacity, circulation system high pressure drop)

Cooling and Heating Circulators

(Custom Designs)

Temperature Control Range: -45°C to +250°C

Heating Circulators

(Custom Designs)

Temperature Control Range: +50°C to +300°C

Note: UC series can control the temperature of heat transfer medium. UST series can not only control the temperature of the heat transfer medium, but also control the temperature of the reaction material.

TES Series

(Custom Designs)

Temperature Control Range: -85°C to +250°C

LTS Series (Fluorinated Liquid) 

(Custom Designs)

Temperature Control Range: -80°C to +80°C

TCU Multi-reactors Temperature Control System

(Custom Designs)

Temperature Control Range: -120°C to +250°C

Cooling Chillers                                                                                                     

Recirculating Chillers / Refrigerated Circulator

(Custom Designs)

The chiller can be widely used in various industries and laboratories, and supports customized design.

Water Chillers / Small Chillers

(Custom Designs)

The chiller can be widely used in various industries and laboratories, and supports customized design.

Low Temperature Chillers

(Custom Designs)

We specialize in the production of low-temperature chillers with a temperature control range as low as -150°C, which can meet the refrigeration needs of different industries.

High Temperature Chillers

(Custom Designs)

The chiller can be widely used in various industries and laboratories, and supports customized design.