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TCU Temperature Control System

-100℃~300℃

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  • Efficient,

  • Energy-saving,

  • Highly sensitive,

  • Long-lasting

Overview

TCU temperature control system is a complete set of high and low temperature district heating or cooling control system equipment integrated with 
high efficiency heat exchangers, circulating pumps, thermometers, pressure gauges, various sensors, pipelines, valves and automatic control.Adhering to the design concept of standardized modules, combined with leading technology and rich practical experience, Yuanhuai integrates a large 
number of users' on-site centrifugal pump, valve selection and pipe flange welding work as well as electrical control site installation and commissioning work together, and makes overall plans for users to custom-make more suitable sets of high and low temperature heat exchange units with 
excellent performance. Including industrial control, the whole unit leaves the factory, before leaving the factory test stand test operation qualified. 
Users only need to install four to five pipelines and a power line to the electric control box of the unit to debug and run the unit.

Features 

  • Users can achieve a sealed and repeatable temperature control within a wide temperature range, enabling temperature control from -20°C to 300°C (optional).

  • Eliminates the need for the replacement of traditional equipment facilities and jacket maintenance; the small fluid volume ensures a quick response of the control circuit with minimal thermal reaction delay.

  • The built-in electric heating heat-conductive oil auxiliary system can automatically activate the auxiliary heating system as needed, reducing steam usage pressure. It can accurately match various heat demands through rapid operation to achieve energy-saving purposes.

  • Controls the entire reaction process temperature through fast calculations, providing rapid response control for exothermic and endothermic reactions during the entire reaction process

  • Standardized interfaces are reserved for adding hot and cold source heat exchange modules based on actual needs

  • Options include controlling the reaction process temperature and the temperature of a single fluid. The temperature difference between the reaction process temperature and the heat-conductive single-fluid temperature is adjustable and controllable.

  • Multiple coiled heat exchangers are built-in, made of stainless steel for corrosion resistance, high-pressure resistance, and high heat transfer efficiency.

  • Adopts a fully enclosed pipeline design for formula management and production process recording.

  • Uses the system feedback temperature as the signal source; the controller calculates and provides actuation instructions to the electrically 

  • adjustable valve, controlling the flow of low-temperature liquid into the jacket of the reaction vessel to achieve efficient control.

  • Each temperature control module employs a separate PLC system for temperature control of the reaction vessel. The temperature control modules are installed in explosion-proof areas (electrical, instrumentation, etc., meeting explosion-proof requirements Ex dI IBT 4/Ex dI ICT 4).

  • The controller uses a feedforward adaptive programmable controller, providing precise control of the material temperature in the reaction vessel. 

  • The system does not overshoot or oscillate during the control process, with a temperature control accuracy of ±0.5°C.

Typical Applications

Temperature Control Units (TCU) are special devices designed to precisely control temperature in the chemical and pharmaceutical industries. They are used for intermittent reactor temperature control or continuous heating and cooling, constant temperature, distillation, and crystallization processes. They are particularly suitable for controlling processes with heat release or heat absorption during the reaction. The temperature range of the specially customized device can reach -120°C to +300°C (depending on site conditions or the addition of a compressor and electric heating auxiliary temperature rise and fall).
Temperature range for unit use: A wide temperature range allows for free selection from -25°C to 135°C, -100 to 100°C, -20 to 200°C, RT to 300°C, and other temperature intervals. Pressure range: 0-1.0 MPa; Usage area: Can be used in various explosion-proof and non-explosion-proof areas.

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Model
HH-15
HH-25
HH-30
HH-45
HH-60
HH-75
HH-90
Compressed air
P≥0.5MPa RT
P≥0.5MPa RT
P≥0.5MPa RT
P≥0.5MPa RT
P≥0.5MPa RT
P≥0.5MPa RT
P≥0.5MPa RT
Frozen water
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
Power supply
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
Shell material
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Pipe material
SUS304
SUS304
SUS304
SUS304
SUS304
SUS304
SUS304
Explosion-proof requirements
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Safety protection
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Data output
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Protocol
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
Control mode
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Operation panel
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
Control system
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
Chilled water import and export
DN25
DN32
DN40
DN40
DN50
DN65
DN65
Equipment import and export
DN25
DN32
DN40
DN40
DN50
DN65
DN65
Steam heating power(kW)
15
25
30
45
60
75
90
Cooling power(kW)
25
45
65
100
150
210
260
Temperature control accuracy(℃)
±1
±1
±1
±1
±1
±1
±1
Pump flow rate(m³/h)
3.5
6
10
15
20
30
35
Temperature control range(℃)
-20~300
-20~300
-20~300
-20~300
-20~300
-20~300
-20~300
Model
HO-30
HO-60
HO-90
HO-120
HO-180
HO-250
HO-300
HO-350
Compressed air
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
Frozen water
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
Power supply
220/380V 50/60Hz
220/380V 50/60Hz
220/380V 50/60Hz
220/380V 50/60Hz
220/380V 50/60Hz
220/380V 50/60Hz
220/380V 50/60Hz
220/380V 50/60Hz
Shell material
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Pipe material
SUS304
SUS304
SUS304
SUS304
SUS304
SUS304
SUS304
SUS304
Explosion-proof requirements
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Safety protection
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Data output
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Protocol
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
Control mode
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Operation panel
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
Control system
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
Chilled water import and export
DN25
DN32
DN40
DN40
DN50
DN65
DN65
DN80
Equipment import and export
DN25
DN32
DN40
DN40
DN50
DN65
DN65
DN80
Steam heating power(kW)
30
60
90
120
180
250
300
350
Cooling power(kW)
25
45
65
100
150
210
260
300
Temperature control accuracy(℃)
±1
±1
±1
±1
±1
±1
±1
±1
Pump flow rate(m³/h)
3.5
6
10
15
20
30
35
50
Temperature control range(℃)
-20~135
-20~135
-20~135
-20~135
-20~135
-20~135
-20~135
-20~135
Model
HE-30
HE-60
HE-90
HE-120
HE-180
HE-250
YHE-300
HE-350
Compressed air
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
P≥0.5Mpa RT
Frozen water
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
P=0.2~0.3MPa T≤-25℃
Power supply
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
380V 3P 50Hz
Shell material
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Cold rolled plate spray/SUS304 (optional)
Pipe material
SUS304
SUS304
SUS304
SUS304
SUS304
SUS304
SUS304
SUS304
Explosion-proof requirements
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Non-explosion-proof/explosion-proof (optional)
Safety protection
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Self-diagnosis, overvoltage, delay, overcurrent, overheating, low liquid level and other safety protection functions
Data output
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Supports U disk data export and can export temperature data in TXT format
Protocol
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
MODBUS RTU protocol RS485 interface (optional RS232/Ethernet)
Control mode
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Material temperature and equipment outlet temperature can be switched automatically
Operation panel
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
7-inch color touch screen (screen size optional)
Control system
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
PLC controller
Chilled water import and export
DN25
DN32
DN40
DN40
DN50
DN65
DN65
DN80
Equipment import and export
DN25
DN32
DN40
DN40
DN50
DN65
DN65
DN80
Steam heating power(kW)
30
60
90
120
180
250
300
350
Cooling power(kW)
25
45
65
100
150
210
260
300
Temperature control accuracy(℃)
±1
±1
±1
±1
±1
±1
±1
±1
Pump flow rate(m³/h)
3.5
6
10
15
20
30
35
50
Temperature control range(℃)
-20~135
-20~135
-20~135
-20~135
-20~135
-20~135
-20~135
-20~135

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