Control of Temperature in Reactor

In the chemical industry and related scientific research fields, the reactor, as one of the core equipment, undertakes the important task of realizing various chemical reactions. The precise control of its internal temperature is crucial to the success of the reaction, and directly affects the quality, yield and reaction safety of the product. Therefore, advanced reactor temperature control technology has become a key factor in improving chemical synthesis efficiency and product quality.

The importance of temperature control system of reactor

The chemical reaction rate is closely related to temperature, and the speed of most chemical reactions will increase with the increase of temperature. However, different chemical reactions have different sensitivities to temperature. Too high or too low temperature may lead to increased side reactions, decreased product selectivity and even safety accidents. Therefore, accurate temperature control is the basis for ensuring that the reaction proceeds smoothly along the expected path.

Technical Overview of Temperature Control System of Reactor

1. Direct heating/cooling system: A traditional temperature control method that adjusts the temperature through a heating wire directly connected to the reactor wall or a circulating hot and cold medium (such as hot water, steam, and refrigerant). This method is simple to operate, but the response speed is slow and it is easy to cause uneven temperature.

2. Jacketed temperature control: The outer layer of the reactor is provided with a jacket structure, and the reaction medium is indirectly heated or cooled by the circulation medium flowing in the jacket. This method can effectively reduce local overheating or overcooling and improve temperature uniformity.

3. Electromagnetic induction heating: High-frequency electromagnetic fields are used directly on the reaction materials to achieve rapid and uniform heating, especially suitable for metal reactors. This technology can respond quickly to temperature changes and improve reaction efficiency and control accuracy.

4. PID temperature control algorithm: Dynamic temperature control is achieved by automatically adjusting the heating or cooling power through proportional (P), integral (I), and differential (D) algorithms. The PID controller can automatically adjust the output according to the deviation between the current temperature and the set value to ensure that the temperature fluctuates stably within a very small range.

5. Intelligent temperature control system: Combined with modern information technology, real-time temperature monitoring through sensors, and advanced software algorithms, it can not only realize remote monitoring and automatic control, but also adjust the temperature control strategy according to the predictive nature of the reaction process, thereby improving the controllability and safety of the reaction.

Application of temperature control system of reactor

Precise temperature control technology has been widely used in high-demand fields such as fine chemical synthesis, pharmaceuticals, and polymer production. For example, in the process of drug synthesis, specific enzyme-catalyzed reactions are very sensitive to temperature, and the use of intelligent temperature control systems can effectively improve product purity and yield.

We provide complete temperature control systems design and manufacturing. From standard models to complete customized products. 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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1.Cooling and Heating Systems

Cooling and Heating Systems (SUNDI series)

(Custom Designs)

• Temperature range: -120℃ ~ +350℃
• High-precision, intelligent temperature control
• Cooling capacity: 0.5kW ~ 1200kW
• Fully closed system to extend the service life of thermal fluid
• Each device is load tested for more than 12 hours

Cooling and Heating Circulators

(Custom Designs)

• Temperature range: -45℃ ~ +250℃
• Emerson Copeland compressor, reliable quality
• Self-diagnosis function, multiple safety protection devices
• Fully closed system to extend the service life of thermal fluid
• Each device is load tested for more than 12 hours

Cooling and Heating Systems (WTD series)

(Custom Designs)

• （Micro channel / tube reactors specialized）
• Temperature range: -70℃ ~ +300℃
• High-performance circulation pump, more stable temperature control effect
• Wide temperature range to meet the needs of more industries
• Each device is load tested for more than 12 hours

TCU Multi-reactors Temperature Control System

(Custom Designs)

• Temperature range: -120℃ ~ +250℃
• Sealed, repeatable temperature control
• Built-in electric heating thermal oil auxiliary system
• Add cold and heat source heat exchange modules according to needs
• Each device is load tested for more than 12 hours

2.Cooling Chillers

Low Temperature/Cryogenic Chillers (Water Cooled)

(Custom Designs)

• Temperature range: -150℃ ~ -5℃
• International brand compressor, high cooling efficiency
• Secondary subcooling technology, fast cooling speed
• Automated control and operation, efficient and energy-saving
• Each device is load tested for more than 12 hours

Six product series

Recirculating Chiller/Refrigerated Circulator (Air Cooled)

(Custom Designs)

• Temperature range: -120℃ ~ +30℃
• International brand compressor, cascade refrigeration technology
• Use ethylene glycol or a mixture of ethylene glycol and water
• Fully sealed design to ensure the purity of the medium
• Each device is load tested for more than 12 hours

Five product series

Small Chillers / Mini Chillers

(Custom Designs)

• Temperature range: -18℃ ~ +35℃
• International brand compressor, stable performance
• Microcomputer controller, adjustment unit 0.1℃
• Energy saving, high temperature control accuracy
• Each device is load tested for more than 12 hours

Two product series

High Temperature Chillers

(Custom Designs)

• Temperature range: -100℃ ~ +80℃
• International brand compressors and other accessories
• Fully sealed design to ensure the purity of the medium
• PLC programmable controller
• Each device is load tested for more than 12 hours

Five product series