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Heater Heat ExchangerHeat ExchangerThree-Effect Evaporation CrystallizerEvaporation Crystallizer
Qingdao Conqinphi Environmental Technology Group Co, . Ltd
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Product DescriptionThree-Effect Evaporation CrystallizerA Three-Effect Evaporation Crystallizer is a highly efficient and energy-saving evaporation device consisting of three evaporators connected in series. By repeatedly utilizing the latent heat of steam, it achieves efficient heat recovery and utilization, significantly reducing energy consumption. Its operation is as follows: raw steam heats the first-effect evaporator, and the resulting secondary steam serves as the heat source for the second and third effects, respectively. Finally, the steam generated by the third effect enters the condenser for condensation. This equipment is suitable for large-scale production and is widely used in the food, chemical, and pharmaceutical industries. It is particularly well-suited for processing heat-sensitive materials to ensure product quality.Types of three-effect evaporatorsThree-effect falling film evaporatorThree-effect forced circulation evaporatorThree-effect evaporatorThe Falling Film Three-Effect Evaporation Crystallizer's falling film structure allows the liquid to flow in a film-like pattern along the inner wall of the heating tube, resulting in high heat transfer efficiency and suitable for processing heat-sensitive materials. It is widely used in the food, chemical, and pharmaceutical industries, and is particularly well-suited for large-scale production, effectively improving production efficiency and product quality while reducing operating costs.The triple-effect forced circulation Evaporation Crystallizer achieves efficient heat recovery and utilization by repeatedly utilizing the latent heat of steam, significantly reducing energy consumption. Its forced circulation design utilizes a circulating pump to force the material to flow within the evaporator, ensuring uniform heating and high heat transfer efficiency. It is suitable for processing high-viscosity and easily crystallized materials. It is widely used in the food, chemical, and pharmaceutical industries.A triple-effect Evaporation Crystallizer consists of three evaporators connected in series. Its operating principle is that live steam heats the first-effect evaporator, generating secondary steam that serves as the heat source for the second and third-effect evaporators, respectively. Finally, the steam from the third effect enters the condenser for condensation. This equipment is suitable for large-scale production, especially for processing heat-sensitive materials, ensuring product quality and reducing operating costs.System compositionA Three-Effect Evaporation Crystallizer consists of three evaporators connected in series (single-effect, double-effect, and triple-effect). Each evaporator contains the following core components:1.Heating chamber: Heats the material using steam or secondary steam.2.Separation chamber: Separates the steam from the concentrate.3.Condenser: Condenses unused steam into water.4.Vacuum system: Maintains negative pressure in the system, lowering the boiling point.5.Circulation pump: Circulates the material within the system.How it worksThree-Effect Evaporation Crystallizer Operating PrincipleThe Three-Effect Evaporation Crystallizer utilizes three evaporators in series to repeatedly utilize the latent heat of steam. Raw steam heats the first effect, generating secondary steam as the heat source for the second effect. This secondary steam in turn heats the third effect, whereupon the steam from the third effect is condensed. This process achieves cascaded utilization of thermal energy, significantly saving energy. The system maintains negative pressure through a vacuum system, lowering the boiling point and improving efficiency. Widely used in the food, chemical, and pharmaceutical industries, it is suitable for large-scale production, reducing energy consumption, and ensuring product quality.Advantages and DisadvantagesAdvantagesDisadvantages1.Energy-saving and high efficiency: The latent heat of steam is reused multiple times, achieving a thermal energy utilization rate of 70%-80%, significantly reducing energy consumption.2.High evaporation efficiency: Three evaporators connected in series achieve efficient evaporation, making it suitable for large-scale production.3.Stable operation: A high degree of automation allows precise control of each effect parameter to ensure stable operation.4.High product quality: Precise control of the evaporation temperature prevents high-temperature decomposition of materials, ensuring product quality.5.Environmentally friendly: Reduced exhaust emissions and recyclable condensate reduce environmental pollution.1.Large initial investment: Complex equipment with high purchase, installation, and commissioning costs, placing a significant strain on small businesses or projects with limited funds.2.High operating costs: Requires large amounts of cooling water to condense the secondary steam, increasing operating costs; maintenance and cleaning costs are also high.3.Large equipment size: Requires a large footprint, limiting space requirements for businesses with limited space.4.Complex operation: Involves multiple steps and parameter controls, requiring high operator expertise and experience. Limited adaptability to materials: High viscosity, easy to crystallize, containing suspended matter or heat-sensitive materials are prone to coking and clogging, affecting evaporation effect and product quality.ApplicationThree-Effect Evaporation Crystallizer are widely used in the following areas:1.Food IndustryFruit Juice Concentration: Used to concentrate fruit juices such as orange juice and apple juice, increasing their concentration for easier transportation and storage while preserving their flavor and nutritional content.Milk and Dairy Product Concentration: During the milk concentration process, a triple-effect evaporator effectively removes water and increases the dry matter content of milk, which is used in the production of dairy products such as milk powder and condensed milk.Sugar Concentration: Used to concentrate sugar solutions such as syrup and glucose, increasing their sugar concentration and reducing packaging and transportation costs.2.Chemical IndustrySalt Crystallization: In the production of salts such as sodium chloride and sodium sulfate, a triple-effect evaporator is used to evaporate water and crystallize the salts.Organic Solvent Recovery: Used in organic chemical production to recover organic solvents, reducing solvent waste and environmental pollution.Acid and Alkali Concentration: Used to concentrate acid and alkaline solutions such as sulfuric acid, hydrochloric acid, and sodium hydroxide, increasing their concentration to meet industrial production needs.3.Pharmaceutical IndustryDrug Concentration: In the pharmaceutical production process, it is used to concentrate drug solutions, increasing their concentration and facilitating subsequent drying and formulation.Extract Concentration: Used to concentrate plant extracts, such as Chinese herbal medicine extracts, to retain active ingredients and improve extraction efficiency.Solvent Recovery: Used to recover organic solvents during drug synthesis, reducing production costs and minimizing environmental pollution.4.Environmental ProtectionWastewater Treatment: Used to treat high-concentration industrial wastewater, removing water from the wastewater through evaporation, concentrating pollutants for subsequent treatment and recovery.Waste Liquid Concentration: Used in the electronics and electroplating industries to concentrate wastewater, reducing wastewater discharge and lowering treatment costs.5.Seawater DesalinationSeawater Pretreatment: In the seawater desalination process, triple-effect evaporators can be used as pretreatment equipment to remove some salt from seawater, reducing the load on subsequent desalination processes.6.Petrochemical IndustryPetroleum Refining: Used to process petroleum fractions during the petroleum refining process to improve product quality.Natural Gas Processing: Used to dehydrate natural gas, removing water from it and improving its quality.7.Textile Printing and Dyeing IndustryDye Concentration: Used to concentrate dye solutions, increase dye concentration, and reduce dye usage.Dyeing Wastewater Treatment: Used to treat dyeing wastewater, removing water through evaporation to concentrate pollutants for subsequent treatment and recovery.Operation and maintenance precautionsThree-Effect Evaporation Crystallizer Operation Process1.Solution Preheating: The solution is preheated before entering the evaporator to reduce viscosity and improve heat transfer efficiency.2.Feed Distribution: The preheated solution is distributed to each evaporator via a feed pump.3.Evaporation Process: The solution evaporates in the evaporator, converting the solvent into vapor while the solute remains in the concentrate.4.Steam Condensation and Recovery: The generated secondary steam is condensed into water in the condenser, recovering heat energy.5.Concentrate Discharge: The concentrated solution is discharged via a discharge pump.6.Cleaning and Maintenance: Regular cleaning and maintenance of the equipment ensures operational efficiency and product quality.Company ProfileMultiple-effect evaporator manufacture-Qingdao Conqinphi Environmental Technology Group Co., Ltd. Qingdao Conqinphi Environmental Technology Group Co., Ltd. is a system integration manufacturer specializing in the evaporation and concentration of high-salinity wastewater. Conqinphi boasts its own 90,000 square meter processing plant and employs hundreds of people. It is a research and development-focused technology enterprise.Conqinphi's main products include MVR evaporators, multi-effect evaporators (primarily triple-effect evaporators, quadruple-effect evaporators, double quadruple-effect evaporators, and double-effect MVR evaporators), zero-discharge industrial wastewater systems, plate and tubular heat exchangers, crystallizers, mother liquor treatment systems, and other wastewater treatment equipment. With a wide range of products, Conqinphi primarily provides clients with systematic equipment solutions, manufacturing, processing, installing, and commissioning equipment to help them address the evaporation and concentration challenges of high-COD and high-salinity wastewater. Conqinphi's multi-effect evaporators offer low investment, high treatment efficiency, low operating costs, and stable and reliable system operation. They are widely used for evaporation, concentration, and crystallization of high-salinity industrial wastewater in the petrochemical, metallurgical, pharmaceutical, fine chemical, papermaking, printing and dyeing, food processing, jam and juice concentration, seawater desalination, electroplating, rubber additive, epoxy resin, lithium battery, and desulfurization industries.Conqinphi serves thousands of clients, providing them with systematic industrial wastewater solutions and saving them from wastewater treatment challenges.
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