Plate heat exchanger unit
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1. Performance Characteristics
The high-efficiency intelligent plate heat exchanger unit is a fully automatic, intelligent, and energy-efficient product that integrates heat exchange systems, thermal control, secondary heat regulation, and heat metering systems. Based on operating conditions and changing weather conditions, the central controller intelligently controls the primary and secondary heating networks, ultimately balancing the heat supply with the actual heat load. It is the ideal heat exchange equipment for centralized urban heating (heating, air conditioning, domestic hot water). The unit consists of a plate heat exchanger, circulation pump, make-up pump, strainer, pipes, valves, instruments, and a variable frequency control system. An electronic descaler and a fully automatic programming system can be added as needed. This unit has advantages such as high heat transfer efficiency, low resistance, compact structure, reliable operation, and simple and intuitive operation. Its heat transfer coefficient is 3-5 times higher than that of a tube heat exchanger, its footprint is one-third that of a tube heat exchanger, and its heat recovery rate can be as high as 90%, making it a preferred high-efficiency energy-saving product.
2. Features of High-Efficiency Intelligent Plate Heat Exchanger Units
This unit features optimized design, reasonable layout, compact structure, small footprint, saving on civil construction investment, and convenient installation and maintenance.
This heat exchanger unit uses advanced control methods, with high intelligence and automation, making it easy to operate and enabling unattended operation.
This heat exchanger unit features automatic water replenishment and automatic pressure regulation. The make-up pump can be operated fully automatically or manually.
This unit uses high-quality components, including a high-efficiency plate heat exchanger, resulting in efficient and rapid heat exchange, energy saving, easy capacity expansion, and simple maintenance. The entire unit features an advanced, reasonable configuration and complete control.
3. Compact Structure of the Plate Heat Exchanger Unit Using high-efficiency and compact plate heat exchangers designed and manufactured by our company, and using imported or domestically produced high-quality vertical water pumps, the structure is compact, requiring minimal installation space. It's easy to operate and maintain. The control and regulation of the heat exchanger unit utilize imported or domestically produced high-quality control components and systems, ensuring reliable operation, excellent performance, and a high degree of automation. Simple training is sufficient to master the operation of the heat exchanger unit.
4. A Diverse Range of Plate Heat Exchanger Unit Products Users can choose according to their needs. Our company also produces units with composite functions (heating + domestic hot water, heating + air conditioning, air conditioning + domestic hot water, heating + domestic hot water + air conditioning) using the same heat source. Different temperature and purpose hot water is produced between several units using several plate heat exchangers. Therefore, the high-efficiency intelligent plate heat exchanger unit is versatile and flexible, fully meeting the heat exchange needs of users.
Working Principle of the High-Efficiency Intelligent Plate Heat Exchanger Unit
1. Unit Operating Process (Taking the Heating System as an Example)
The heat exchanger unit includes three parts: the primary side, the secondary side, and the make-up water system. The primary side is the heat source, and the secondary side is the heat user. Steam or high-temperature water is sent to the plate heat exchanger unit at the required flow rate for the heating system under the control of the temperature control valve. The heat exchanger heats the heating (air conditioning) return water of the heat user through indirect heat exchange. The heated water first flows through a stainless steel core strainer, then passes through the circulation pump, is heated in the heat exchanger, and is then supplied to the user, repeating the cycle. The primary heat medium returns to the primary heating network after heat exchange in the plate heat exchanger unit. Water loss in the system is automatically replenished by the make-up pump at the set pressure, ensuring stable system pressure and normal operation.
2. Water Supply Temperature Control Principle
The unit is equipped with an independent control system that can perform functions ranging from flow regulation to data acquisition and analysis to meet user requirements, thereby adjusting the user's water supply temperature to meet the requirements of indoor heating and comfort.
Applications of the High-Efficiency Intelligent Plate Heat Exchanger Unit
Suitable for steam-water heat exchange, water-water heat exchange, etc. It is an ideal heat exchange device for district heating from thermal power plants, boiler area heating, and systems using industrial waste heat for heating. It can be widely used in hotels, restaurants, shopping malls, office buildings, residential areas, and enterprises and institutions for heating, air conditioning system heating, and domestic hot water supply, providing a comfortable working and living environment that meets production process requirements.
Heat Exchanger Unit
Unit Advantages
1. Automatic on/off timing of the plate heat exchanger unit. On/off control can be scheduled based on time, date, and different time periods.
2. Automatic timed switching of the standby circulation pump and heat exchanger. Timed switching of circulation pumps, automatic bypass of circulation pump failures; timed switching between the main plate heat exchanger and the standby plate heat exchanger, maximizing system service life.
3. Automatic switching between line frequency and variable frequency. The system collects temperature and pressure signals to control the variable frequency of the circulation pump and make-up pump. Automatic switching between multiple circulation pumps and multiple make-up pumps can be achieved, as well as automatic switching between variable frequency and line frequency.
4. Compared with intelligent heat exchanger units, the plate heat exchanger unit has a simpler, more intuitive, and more user-friendly human-machine interface, making it easy to operate. Equipped with a touch screen, the system has a good human-machine interface, displaying the complete system operating status, equipment status, and various thermal parameters, with centralized digital display of operating parameters. It can be controlled locally or networked with the central control room for convenient remote monitoring by the user.
5. Powerful remote communication capabilities of the plate heat exchanger unit. It can connect to the host computer both wired and wirelessly. It can achieve both local area network control and wireless monitoring. Failure.
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