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The low-temperature heat pump concentrating evaporator is a highly efficient and energy-saving device that combines heat pump circulation and vacuum evaporation technology. It is widely used in liquid concentration processes in the food, pharmaceutical, and chemical industries. Its core principle is to utilize a heat pump compressor to compress low-temperature, low-pressure steam, increasing its temperature and reusing it as a heat source in the evaporator, forming a closed-loop thermal energy cycle and significantly reducing reliance on external energy.
This equipment operates in the low-temperature range of 30–60℃, making it particularly suitable for concentrating heat-sensitive materials (such as fruit juices, enzymes, and antibiotics), avoiding the degradation of active ingredients or loss of flavor caused by high temperatures. The heat pump system's COP (Coefficient of Performance) can reach 4–6, meaning that for every kilowatt-hour of electricity consumed, 4–6 times the amount of heat is transferred, resulting in significant energy savings. Simultaneously, the vacuum environment lowers the boiling point, improving evaporation efficiency.
In terms of structural design, the evaporator often uses falling film or forced circulation methods to ensure uniform liquid distribution and rapid film formation, enhancing heat and mass transfer effects. Food-grade stainless steel or special coatings are used for materials to meet hygiene standards. The system integrates PLC control, allowing for automatic adjustment of temperature, pressure, flow rate, and other parameters to ensure consistent product quality.
Future development directions include optimization of heat pump working fluids, multi-effect heat pump integration, and upgrading of waste heat recovery systems. As carbon neutrality goals advance, low-temperature heat pump concentration technology will gain wider application in bio-manufacturing, fine chemicals, and other fields, becoming one of the key technologies for green production.
1. SDR Low-Temperature Heat Pump Energy-Saving Single-Effect Concentrating Evaporator
Specifications and Parameters
Model: SDR | 500 | 1000 | 1500 | 2000 | 3000 |
Power: kW | 45 | 90 | 135 | 180 | 270 |
Dimensions (Length x Width x Height): mm | 5500*2300*4500 | 6000*2500*4800 | 7000*3000*5300 | 7500*3000*5700 | 7800*3000*6300 |
Weight: kg | 5000 | 8000 | 10000 | 13000 | 15000 |
1. SDR Low-Temperature Heat Pump Energy-Saving Double-Effect Evaporator
Specifications and Parameters
Model: SDR | 500 | 1000 | 1500 | 2000 | 4000 | 5000 | |
Power: kW | 35 | 70 | 105 | 140 | 210 | 280 | 350 |
Dimensions (Length x Width x Height): mm | 5500*2300*4500 | 6000*2500*4800 | 7000*3000*5300 | 7500*3000*5700 | 7800*3000*6300 | 8000*3000*6500 | 8300*3000*6500 |
Weight: kg | 5000 | 8000 | 10000 | 13000 | 15000 | 16000 | 17000 |
1. SDR Heat Pump Energy-Saving Distillation Unit
Specifications and Parameters
Model: SDR | 500 | 800 | 1000 | 1200 | 1500 |
Power: kW | 75 | 120 | 150 | 180 | 225 |
Dimensions (Length x Width x Height): mm | 5500*2300*4500 | 5700*2400*4600
| 6000*2500*4800 | 6300*2500*5000
| 6500*2800*5300 |
Weight: kg | 5000 | 7000 | 8000 | 9000 | 10000 |
Technological Leadership and AdvantagesWuxi Shangde dryer Equipment Co., Ltd., as a leading enterprise in the domestic dryer equipment field, boasts over 20 years of professional R&D and manufacturing experience, and its core technological advantages are at the forefront of the industry. The company
Wuxi Shangde dryer Equipment Co., Ltd. is a manufacturing enterprise specializing in the design and manufacture of various dryer equipment. It is a member of the China General Machinery Industry Association and a council member of the dryer Branch. For more than ten years since its establishment, th
Wuxi Shangde dryer Equipment Co., Ltd.'s Advantages in the Pet Food Protein Processing IndustryWuxi (Sanling) Shangde dryer Equipment Co., Ltd., established in 2004, is headquartered in Wuxi Huishan Economic Development Zone. With a registered capital of 8 million RMB, it is a national high-tech ent
Wuxi Shangde dryer Equipment Co., Ltd. is a manufacturing enterprise specializing in the design and manufacture of various dryer equipment. It is a member of the China General Machinery Industry Association and a council member of the dryer Branch. For more than ten years since its establishment, th
Wuxi Shangde dryer Equipment Co., Ltd. is a manufacturing enterprise specializing in the design and manufacture of various dryer equipment. It is a member of the China General Machinery Industry Association and a council member of the dryer Branch. For more than ten years since its establishment, th
Leading Technological AdvantagesWuxi Shangde dryer Equipment Co., Ltd., as a leading enterprise in the domestic dryer equipment field, possesses over 20 years of professional R&D and manufacturing experience, and its core technological advantages are at the forefront of the industry. The company has
Wuxi Shangde Drying Equipment Co., Ltd. is a manufacturing enterprise specializing in the design and manufacture of various drying equipment. It is a member of the China General Machinery Industry Association and a council member of the Drying Branch. For more than ten years since its establishment,
