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Supercritical Extraction - Supercritical Extraction Equipment


What is supercritical extraction?

Supercritical fluid extraction is a new type of extraction and separation technology. It uses a supercritical fluid, that is, a fluid in a thermodynamic state at a temperature higher than the critical temperature and a pressure higher than the critical pressure, as an extractant. Extract specific components from liquid or solid to achieve the purpose of separation.
 

Characteristics of supercritical CO2 extraction machine:

- Fast extraction speed and strong liquid extraction ability, especially suitable for the separation and extraction of solid substances.
- Because its energy consumption is lower than that of ordinary distillation, it is suitable for separating heat-sensitive substances from oxidizable substances.
- Fast heat transfer and easy temperature control.
- Suitable for separation of volatile substances.

Supercritical extraction equipment operating structure characteristics:

- Reasonable structure: SFE equipment is a pressure vessel equipment. Therefore, we have designed a short connection, high strength, and light vibration design to ensure safety and efficiency to reduce production costs and speed up.
- High efficiency and energy saving: We use frequency conversion technology to reduce the energy consumption of high-pressure pumps by 30%. In addition, an automatic heat pump technology is used between the cooling and heat exchanger to heat the heat generated by the cooling unit for gas heating in the system, which can reduce heat consumption by 50%. Due to the use of fully automatic control, the entire operation is more efficient and convenient, reducing non-working energy consumption time, and saving more than 10% of energy after an operation.
- Automatic operation: Extraction kettle lid mining and quick-opening structure, using the system gas cap, double extraction kettle alternate work, the replacement time of the kettle does not exceed 5 minutes, which saves a lot of time compared with the traditional method, but also reduces labor intensity.
- Early warning and monitoring: system over-pressure, over-temperature, time-out, equipment abnormality with alarm and emergency measures, the system has a total of six safety valves, all high-pressure valves are monitored, and the pumping tank is tested under zero pressure to prevent contact All stainless steel (SS304) used in the materials used in the hazards can fully meet the requirements of food or pharmaceutical production.
- Vertical high-pressure pump: Vertical high-pressure pump with better impact resistance and longer service life.
-Imported refrigeration unit: The quality of the refrigeration unit directly affects the stability and safety performance of the system's working process. We use the original imported machine head unit. The cooling process is coordinated with the entire system and fully automatic control is implemented.
- Quick cleaning: In order to facilitate the production of different products by the user, the system adds the equipment cleaning process for the first time.
- Automatic control: In the domestic supercritical extraction equipment, we are the first to realize fully automatic control equipment, which has all functions such as production detection, adjustment, control records, alarms, etc., and already has independent mature control copyright software. The comprehensive performance has reached the technical level of similar foreign products.
- Unique quick start basket structure design. When the lid is opened, it can be taken out at the same time as the sealed lid, which greatly saves auxiliary equipment, discharge time, and is more compact in operation. The formulation of the sealing material is determined by tens of thousands of tests. Make sure that the gasket does not "stuck" the gasket cover when the cover is opened, so as to achieve a true quick-release seal, compact structure, small size, can be used on the experimental table (platform), and it is very easy to move. Some advanced and reliable controls. The computer controller is used for temperature control with high accuracy; the flow and pressure are mechanically adjusted, which is stable and reliable. Connections to auxiliary equipment such as thermostatic hot water baths and coolers are all hosed for quick and easy disassembly. Low analysis pressure. Since the carbon dioxide in the equipment is not recovered and directly evacuated, the analysis pressure is close to atmospheric pressure, the analysis is sufficient, the yield is high, and the extraction efficiency is high. Since all the carbon dioxide passing through the material is "fresh" carbon dioxide, its solubility is significantly higher than that of the recovered carbon dioxide, so the extraction time is greatly shortened, which increases the batch on the experimental day. In addition, different "pure" components can be obtained by changing process parameters. Its solubility is significantly higher than the recovered carbon dioxide, so the extraction time is greatly shortened, which increases the batch on the experimental day. In addition, different "pure" components can be obtained by changing process parameters. Its solubility is significantly higher than the recovered carbon dioxide, so the extraction time is greatly shortened, which increases the batch on the experimental day. In addition, different "pure" components can be obtained by changing process parameters.