Biopharmaceutical industry

Bid Farewell to Drawbacks of Traditional Water-soluble Fertilizer Granulation & Drying Potassium Humate Spray Drying Tower Ushers in a New Production TrendBid Farewell to Drawbacks of Traditional Water-soluble Fertilizer Granulation & Drying Potassium Humate Spray Drying Tower Ushers in a New Production TrendBrief Analysis on the Feasibility of Superheated Steam Pneumatic Dryer Most conventional spray granulation dryers for sodium humate adopt air as the drying medium. They suffer from prominent drawbacks including low drying rate and poor thermal efficiency. The sensible heat and latent heat contained in exhaust gas are difficult and costly to recover, involving high technical barriers. For this reason, exhaust gas is directly discharged by most such dryers currently. Industry statistics show that traditional drying processes generally have low thermal efficiency and longer drying cycles, which not only lowers productivity but also causes massive energy waste. By contrast, the convection dryer using superheated steam as the drying medium can eliminate the above problems. It also features low net energy consumption, high heat and mass transfer efficiency, superior product quality and environmental friendliness. With high specific heat capacity and thermal conductivity, superheated steam delivers a higher heat transfer coefficient than hot air, accelerating the drying process and enabling cyclic heat reuse to improve overall thermal efficiency. In addition, the steam atmosphere is oxygen-free, which prevents oxidative deterioration of materials. It is particularly applicable to heat-sensitive humic acid substances and keeps the product activity and color stable. The exhaust gas is treated via condensation and recovery, and the recycled water can be reused. The system achieves true zero emission with remarkable environmental benefits.     Quality Upgrade of Potassium Humate Drives Iteration of Drying Technology (1) With the expanding application of potassium humate in agriculture, pharmaceuticals, environmental protection and other fields, the market has set higher standards for product purity, particle size uniformity and flowability. In agriculture, advanced compound fertilizers and water-soluble fertilizers impose increasingly strict requirements on the sphericity and particle size deviation of potassium humate granules, with higher standards for particle size uniformity and consistent tapped density. In the pharmaceutical sector, the retention rate of active ingredients must be kept stable to prevent performance loss caused by high-temperature oxidation. From an environmental perspective, rising costs for environmental compliance push enterprises to adopt green processes with low emissions and low energy consumption. (2) Traditional spray dryers are prone to particle agglomeration and uneven particle size distribution, along with high energy consumption and complicated maintenance, which have become technical bottlenecks restricting industrial development. Conventional equipment fails to achieve precise temperature control during production, resulting in severe loss of active ingredients of potassium humate. This not only impairs product quality but also increases production costs. To tackle these challenges, Longxin Dressing has launched a new-generation superheated steam spray granulation and drying system based on market demands and technical expertise. Through process optimization and intelligent control, the system achieves dual improvement in product quality and production efficiency.     Technological Innovations of Longxin Drying: Superheated Steam Spray Granulation & Drying Technology for Potassium Humate (1) Closed-loop Circulation Thermal Energy Management System for High Efficiency & Energy Saving Longxin Drying innovatively develops a multi-stage vapor compression heat pump. The secondary steam generated during drying is compressed and reheated for recycling, which improves thermal efficiency. Combined with an intelligent waste heat recovery module, the system automatically adjusts the heat recovery ratio according to actual operating conditions, cutting energy consumption per ton of product compared with traditional processes and reducing annual operating costs substantially. In addition, the equipment adopts a fully sealed nitrogen/steam circulation system to avoid heat dissipation and prevent external impurities from contaminating materials. This design complies with relevant safety standards and provides solid technical support for low-carbon production. (2) Dynamic Coupling Temperature Control Technology to Guarantee Product Quality A four-section temperature gradient control strategy is applied. By real-time adjustment of steam flow and atomization pressure, materials undergo precise treatment in three phases inside the drying tower: rapid dehydration, gradient solidification and surface activation. In the pre-drying section, proper temperature and humidity are set for preliminary dehydration to lay a foundation for subsequent processes. In the constant-rate drying section, temperature and airflow velocity are precisely regulated to achieve uniform drying. In the falling-rate drying section, temperature is gradually lowered to avoid oxidative deterioration caused by overheating. In the cooling and solidification section, dried granules are rapidly cooled to maintain stable properties. Actual tests prove that this technology delivers stable and lower product moisture content, concentrated particle size distribution, higher sphericity and smaller particle size deviation, as well as improved flowability. It fully meets the stringent requirements of high-quality compound fertilizers and water-soluble fertilizers. (3) Enhanced Granulation with Built-in Fluidized Bed to Solve Industrial Pain Points Longxin Drying creatively integrates spray drying and fluidized bed technologies, with a dynamic fluidized bed installed at the bottom of the drying tower. Atomized wet materials directly enter the fluidization zone, where gas-solid two-phase turbulence realizes surface coating and densification of particles. This innovative design increases product bulk density and flowability index, and effectively solves the problem of moisture absorption and caking of potassium humate. Before adopting our equipment, severe moisture absorption and caking troubled products, adversely affecting storage and transportation and leading to a high complaint rate. After application, the moisture absorption rate is reduced and caking is basically eliminated, greatly improving customer satisfaction. (4) Full-process Intelligent Monitoring System for Higher Production Stability Equipped with an Industrial Internet of Things (IIoT) platform, the system integrates multiple sensors to collect key parameters such as temperature, pressure and flow rate in real time. Digital twin models predict process deviations and perform automatic correction. Multiple safety interlock devices are configured to respond quickly to abnormal operating conditions, ensuring continuous production and personnel safety. The Intelligent Cloud Control System builds digital twin models for the drying process to dynamically optimize spray pressure, hot air temperature and feed rate, and improve batch-to-batch consistency of finished products. Operators can monitor equipment status and remotely adjust process parameters via an intuitive interface, which greatly reduces labor costs and boosts productivity. (5) Upgraded Safety Protection System to Ensure Operational Safety Targeting the production characteristics of highly active substances like potassium humate, the equipment is fitted with multi-stage explosion-proof devices and an inert gas protection system. Dynamic oxygen concentration monitoring and automatic inerting technology are adopted to control the oxygen content inside the system and satisfy safety production regulations. This solution has been successfully applied at a major domestic humic acid manufacturer, enabling long-term continuous operation with zero safety incidents and delivering reliable safeguards for safe production.       Application Cases and Industrial Value of Longxin Drying Technology (1) After adopting Longxin drying equipment, enterprises have achieved simultaneous improvement in production efficiency and product quality. The capacity of a single unit is greatly increased compared with the original equipment, and the rate of high-grade products is elevated. The annual consumption of standard coal and carbon dioxide emissions are reduced significantly. The dust concentration in the production environment stays at a low level, fully complying with safety standards. (2) At present, Longxin's superheated steam spray granulation equipment has been widely applied in major humic acid producing areas including Xinjiang and Inner Mongolia, serving numerous manufacturers and generating remarkable cumulative economic benefits. (3) Driven by annual market growth, the demand for high-quality potassium humate products remains robust. Leveraging its first-mover advantages in superheated steam technology, Longxin Drying has entered strategic cooperation with multiple multinational enterprises, helping China's drying equipment technology expand into the global market.     Longxin Drying: Leading the Industry's Green Development via Technological Innovation As a Specialized, Refined, Differential and Innovative (SRDI) "Little Giant" Enterprise, Longxin Drying owns a modern manufacturing base and a full range of precision processing equipment, and has obtained certifications for multiple management systems. Our R&D team invests a portion of annual revenue in technological innovation each year. The company has been granted numerous patents and participated in formulating a number of industrial standards. Looking ahead, we will further promote the application of superheated steam technology in the humic acid industry. Focusing on intelligence, low carbon and customization, we deliver full life-cycle solutions covering process design, equipment manufacturing as well as operation and maintenance services, helping customers achieve the dual goals of cost reduction, efficiency improvement and green transformation. At this critical stage when the humic acid industry is transforming toward refinement and advanced development, Longxin Drying takes superheated steam technology as a breakthrough to reshape the technical standards for potassium humate drying, and provides integrated solutions featuring high efficiency, energy conservation and environmental protection for the whole industry. Choosing Longxin Drying means choosing leading technology and reliable quality. We sincerely look forward to cooperating with more industry partners to create a promising future for the humic acid sector.Read MoreMulti-stage Fluidized Granulation Spray Dryer: Unlock the Secrets to Efficient Production of Instant Granules of Enzymatically Hydrolyzed Protein PeptidesMulti-stage Fluidized Granulation Spray Dryer: Unlock the Secrets to Efficient Production of Instant Granules of Enzymatically Hydrolyzed Protein PeptidesInstant Granules of Enzymatically Hydrolyzed Protein Peptides adopt advanced enzymatic hydrolysis technology to efficiently break down proteins into small molecular peptides and amino acids, which are further processed into granular products. Compared with intact proteins, these small molecular peptides and amino acids feature high bioavailability. They can quickly enter the blood circulation and deliver nutritional effects in a short period. Rich in essential amino acids — the building blocks of human proteins — the product actively participates in key physiological processes including metabolism, immune regulation and muscle repair. It also contains biologically active peptide fragments with antioxidant, anti-fatigue and hypotensive properties, which exert targeted physiological regulatory effects in the human body. In the health product sector, the granules containing specific peptide fragments help middle-aged and elderly people regulate blood pressure and blood lipids, and assist in the prevention of cardiovascular diseases. For people with low immunity, they can remarkably boost immune function and the body's disease resistance. In the pharmaceutical industry, thanks to its excellent solubility and biocompatibility, the product serves as a drug carrier to encapsulate drug molecules, greatly enhancing drug stability and bioavailability.   As public health awareness continues to rise, the demand for nutritional supplements and health foods keeps growing. As an easily absorbable protein source, instant granules of enzymatically hydrolyzed protein peptides fully meet the demands of sports nutrition, daily health care and other diverse fields, showing a strong upward market trend in food, beverage and health product industries. Its promising market prospects have attracted extensive attention from numerous enterprises. Traditional food and health product manufacturers as well as emerging biotechnology companies have increased investment in R&D, production and marketing in this sector, leading to increasingly fierce market competition. Against this backdrop, improving product quality has become the core factor for enterprises to stand out from the competition.        Process Flow of Multi-stage Fluidized Granulation Spray Dryer (1) Raw Material Pretreatment The enzymatically hydrolyzed protein peptide solution undergoes precision filtration, high-efficiency concentration and other pretreatment processes to adjust its concentration, viscosity and other parameters to the optimal standards for spray drying. The treated material is then accurately delivered to the feeding system of the dryer via pipelines. (2) Hot Air Generation Ambient air is heated by high-efficiency heaters to form hot air at a specified temperature. The hot air is delivered to the top of the drying tower and the bottom of the fluidized bed respectively, passing through distribution plates to make full contact with materials and fluidize them. It creates the required thermal and airflow conditions for subsequent drying and granulation. (3) Slurry Atomization The liquid material in the feeding system is pumped into the drying tower at a precisely controlled pressure by diaphragm pumps and other equipment. Pressure energy is efficiently converted into kinetic energy. The slurry is ejected upward at high speed from the nozzles to form a high-velocity liquid film, which quickly breaks into fine droplets. The droplet size is inversely proportional to the operating pressure, while the production capacity of the nozzle is proportional to the square of the pressure. (4) Drying and Spheroidization of Droplets Atomized droplets and hot air work in an optimized mixed flow inside the drying tower. Hot air evenly enters the tower through the top air distributor and forms a stable downward laminar airflow, while droplets are sprayed upward against the hot air stream. Thanks to the large specific surface area of droplets, internal moisture evaporates rapidly under the action of hot air. Driven by surface tension, droplets shrink into spherical shapes and finally solidify into dry spherical particles. The particles gradually settle in the tower and separate efficiently from hot air. (5) Fluidized Granulation Fine powder lifted upward by hot airflow inside the fluidized bed collides with falling wet fine particles in the specially designed atomization and granulation zone. Particles grow gradually through physical effects such as coating and adhesion. Mother liquor or binder is accurately conveyed to atomizing nozzles by pressure pumps. After atomization, it evenly coats the surface of fluidized particles or bonds particles together. Through continuous fluidization, coating and drying, particles keep growing until reaching the target particle size. (6) Discharge and Collection of Particles Particles reaching the preset particle size are smoothly discharged from the fluidized bed outlet and sent to high-precision finished product collection devices. Fine particles, together with drying air, are extracted by exhaust fans connected to the funnel-shaped upper section and delivered to the professional dust removal system. (7) Dust Removal and Exhaust Gas Treatment The dust removal system consists of core equipment including high-efficiency cyclone separators and centrifugal fans. The exhaust fan delivers air containing fine particles into the cyclone separator for efficient separation. Collected fine particles fall to the bottom of the separator and are accurately returned to the atomization zone of the tower via rotary valves for recycling as seed crystals. The remaining waste gas containing trace ultrafine particles is further purified by water film dust collectors to achieve harmless treatment. The treated gas that meets emission standards is finally discharged through the chimney in compliance with regulations. (8) System Monitoring and Control The advanced electrical system is composed of an electric control cabinet and high-precision on-site temperature sensors installed at air inlets and material outlets. It conducts real-time monitoring and precise control over key links and core parameters of the entire dryer, including temperature, pressure, air velocity and material flow rate, so as to ensure stable equipment operation and consistent product quality.     Performance Advantages of Multi-stage Fluidized Granulation Spray Dryer for Instant Granules of Enzymatically Hydrolyzed Protein Peptides (1) Excellent Product Quality Superior particle performance The equipment produces granules with highly uniform particle size. The finished products feature outstanding flowability, solubility and dispersibility. During processing and application of enzymatically hydrolyzed protein peptides, the granules can mix efficiently, dissolve rapidly and exert full efficacy, greatly improving user experience. High product purity Drying is completed instantly with rapid moisture evaporation throughout the low-temperature process, which effectively prevents thermal deterioration of materials. The final products boast remarkably high purity and stable quality, fully complying with the stringent quality requirements for enzymatically hydrolyzed protein peptides. Complete retention of active ingredients The ultra-fast drying process greatly shortens the exposure time of heat-sensitive substances such as enzymatically hydrolyzed protein peptides to high temperature. It minimizes material deterioration and decomposition, and fully retains active components and nutrients, which is essential for maintaining the product’s functional and nutritional values. (2) High Production Efficiency Fast drying speed The feed liquid is atomized into a large number of fine droplets with a sharply increased specific surface area. Moisture evaporates in an extremely short time upon contact with hot air, and drying is finished within ten to dozens of seconds. It greatly improves production efficiency and perfectly adapts to large-scale industrial production. Continuous production The equipment operates stably and reliably and supports automated continuous mass production. Precise adjustment of relevant parameters enables accurate control over production procedures and product quality to guarantee consistency. It effectively cuts labor costs and workload, and significantly boosts production efficiency and economic benefits. (3) Streamlined Production Process One-step granulation It innovatively integrates drying and granulation into one single process, directly converting liquid materials into granular products. Complicated follow-up procedures such as crushing and sieving are eliminated, which simplifies the workflow and reduces floor space and equipment investment. Meanwhile, it avoids dust pollution and material loss caused by crushing and screening, and improves production safety and environmental performance. (4) High Energy Efficiency & Environmental Protection High energy utilization rate The drying process runs at a low exhaust air temperature. Compared with other drying technologies, it reduces heat loss effectively, raises energy utilization efficiency and lowers energy consumption and production costs. Low dust content in exhaust gas Equipped with high-efficiency dust removal systems including cyclone separators and bag filters, the equipment efficiently separates and collects dust in exhaust gas. The exhaust gas has extremely low dust content and meets strict emission standards, reducing environmental pollution and realizing clean production. (5) Easy Operation & Maintenance Simple operation The equipment is easy to operate and learn. Supported by advanced interfaces such as large color LCD touch screens, it flexibly combines automatic and manual control for personalized adjustment according to production demands. The operating status can be monitored and adjusted in real time via professional instruments to ensure stable production. Convenient maintenance The equipment adopts a scientific and rational structural design. Major components are easy to disassemble and clean for routine maintenance. It effectively reduces maintenance costs and downtime, and extends the service life of the equipment. Technical Upgrades of Multi-stage Fluidized Granulation Spray Dryer for Instant Granules of Enzymatically Hydrolyzed Protein Peptides (1) Upgrades to Atomization System Optimized nozzle design Adopting new-type atomizing nozzles such as two-fluid atomizing nozzles and pressure atomizing nozzles, the equipment atomizes feed liquid into fine droplets more evenly, greatly enlarging the contact area with hot air and improving drying efficiency. Precise adjustment of nozzle angle, aperture, shape and other key parameters further optimizes atomization effect and reduces wall sticking. The upgraded nozzle structure for centrifugal spray dryers almost completely eliminates wall sticking. Precise feed rate control High-precision metering pumps and flow control systems are installed to accurately regulate the feeding speed and flow rate of feed liquid in accordance with technical requirements. It ensures stable atomization and avoids uneven drying and unstable product quality caused by abnormal feed volume. (2) Upgrades to Drying System Improved hot air distribution uniformity Optimizing the structure and design of hot air distributors enables more even distribution of hot air inside the drying chamber. Every droplet can be fully exposed to hot air to enhance drying uniformity and efficiency, and prevent quality defects such as irregular particle shape and uneven moisture content caused by local overheating or underheating. Application of multi-stage drying technology Additional multi-stage drying processes are added to the original workflow. An integrated fluidized bed at the tower bottom is used for secondary low-temperature fluidized drying and cooling. This further reduces residual moisture, improves product stability and solubility, and achieves precise control over particle size distribution and morphology to produce more uniform and regular granules. (3) Upgrades to Granulation System Enhanced agglomeration granulation performance Optimized airflow and temperature fields inside the drying chamber promote agglomeration and fusion of droplets to form larger and more uniform particles. In addition, fine powder collected by cyclone separators is conveyed back by air for re-agglomeration with droplets, which increases particle size and strength, reduces fine powder generation and raises product yield. Controlled particle size distribution Advanced particle size analyzers and control systems are introduced to monitor and feed back particle size distribution in real time. The system automatically adjusts operating parameters including feed rate, atomization pressure and hot air temperature according to the preset target particle size range. It realizes precise control over particle size distribution and produces instant granules of enzymatically hydrolyzed protein peptides for diverse application requirements. (4) Upgrades to Control System Intelligent control Advanced automatic control systems such as PLC and touch screen interfaces are adopted to realize precise control and real-time monitoring of all operating sections of the dryer. Based on preset process parameters and control programs, the equipment automatically adjusts feed rate, atomizer speed, hot air temperature, air volume and other parameters to ensure stable drying processes and consistent product quality. Remote monitoring and diagnosis Connected with a remote monitoring center via Internet of Things (IoT) technology, the dryer allows operators to remotely check equipment operating status anytime and anywhere through mobile phones, computers and other terminals, including real-time data of temperature, pressure, flow rate, rotational speed and equipment fault alarms. Remote fault diagnosis and maintenance guidance are also available. Technical personnel can quickly and accurately identify fault causes based on remotely acquired data and provide effective solutions for on-site maintenance, improving maintenance efficiency and equipment operational reliability. (5) Energy-saving & Environmental Protection Upgrades High-efficiency heat recovery system Heat recovery units are added to recycle waste heat from exhaust gas. The recovered heat is used to preheat incoming cold air or feed liquid, which improves energy utilization efficiency, cuts energy consumption and production costs, and reduces environmental thermal pollution. Optimized exhaust gas treatment The exhaust gas treatment system is further upgraded with high-efficiency cyclone separators, bag filters and other new dust removal equipment to improve dust collection efficiency. The dust content of exhaust gas is further reduced to meet stricter environmental emission standards. Harmful gases in exhaust are also treated to mitigate air pollution.    Read MoreCitric acid vacuum rake dryerCitric acid vacuum rake dryerCase introduction: The citric acid vacuum rake dryer is improved from the traditional rake dryer, which is a horizontal stirring dryer based on indirect heat conduction. After the citric acid wet material enters the dryer, it is stirred by the continuously rotating rake teeth and indirectly heated by steam, and the water in the citric acid wet material is vaporized and then pumped away by the vacuum pump in time.Citric acid material description:With the progress of biotechnology, the citric acid industry has developed by leaps and bounds. Citric acid has a strong acid, in food and medicine, chemical textile, sterilization, environmental protection, livestock feed and other industries have an extremely wide range of applications, citric acid can also be deeply processed, which is a rich industrial chain. In the field of citric acid fermentation technology, due to the application of high-yield strains and the continuous development of new technologies, citric acid fermentation and extraction yield have been significantly improved, and people are vigorously developing immobilized cell cycle bioreactor fermentation technology.The current "Comprehensive Emission Standards for Pollution" stipulates that all enterprises engaged in the production of citric acid in China must build environmental protection facilities commensurate with the scale of production, and the emission of major pollutants must meet the emission standards stipulated by the State, and enterprises that fail to meet the standards shall stop production or limit production in accordance with relevant environmental protection laws and be punished. How to environmentally friendly production of citric acid has become the first problem to be solved by suppliers.Longxin pays attention to understand the needs of the market and customers, according to the characteristics of citric acid design, while taking into account personnel operability, safety, site limitations, dust recovery environmental protection, etc., based on advanced and mature production technology and more than ten years of actual drying experience, tailor-made special vacuum rake dryer for citric acid.Citric acid vacuum rake dryer equipment principle:The special dryer for citric acid is improved by the traditional rake dryer, which is a horizontal stirring dryer based on indirect heat conduction. After the citric acid wet material enters the dryer, it is stirred by the continuously rotating rake teeth and indirectly heated by steam, and the water in the citric acid wet material is vaporized and then pumped away by the vacuum pump in time. After innovative improvements, this equipment can be simultaneously heated with sandwich and rake teeth, so that the heat transfer area is larger, the thermal efficiency is greatly improved, and the degree of drying is stronger.Due to the high vacuum operation, the water vapor pressure on the surface of the citric acid is much greater than the water vapor pressure in the evaporation space inside the machine, thus accelerating the discharge of wet content.Citric acid vacuum rake dryer Technical features:1. because the citric acid concentrated solution has a stimulating effect on the skin, with flammability, dust and air contact can form explosive combustible, citric acid special dryer for its characteristics, the use of high vacuum operating system, eliminate the drying process of outside air intervention, to ensure that the operating environment is clean.2. the use of steam through the jacket, the use of latent heat to heat the wet material, the drying cost, heat consumption, operating costs greatly reduced.3. As energy consumption, pollution and safety have become strict control indicators, the condenser load used in the equipment is small, and the material solvent can be conveniently recovered, reducing pollution, further saving energy and improving efficiency.4. Due to the continuous positive and negative rotation of the rake teeth in the process, the wet material is fully stirred and uniform, avoiding the overheating phenomenon of the citric acid, and low temperature, high dryness and fine-grained citric acid dry products can be obtained.Vacuum rake dryer application range:The unique structure and drying method of vacuum rake dryer make it mainly used in the drying of explosive, easily oxidized, paste, paste materials, drying under high vacuum, the boiling point of solvent is reduced, while blocking the outside air infection, but also to avoid oxidation and overheating deterioration in the drying process of materials. According to the different characteristics and requirements of the drying material, the sealing system of the vacuum rake dryer can also be selected, and the special design sings the sealing and service life. Strong adaptability, a wide range of applications, energy saving and low consumption, easy operation, environmental protection, good quality of finished products, these obvious advantages make the vacuum rake dryer extremely by medicine, food, chemical and other industries paste, paste, powder and other materials, as well as easy oxidation, explosive, strong stimulation, highly toxic and other materials drying operation of the warm favorite.Our company can provide solutions and manufacturing equipment according to the characteristics of materials and customer needs, welcome new and old customers to visit the prototype, discuss cooperation, create a win-win situation!Read MoreIron glycine fluidized bed dryerIron glycine fluidized bed dryerCase description: Longxin selected the improved vibrating fluidized bed dryer as the prototype to develop the special dryer for iron glycine: vibrating fluidized bed dryer provides vibration force through the vibration motor to effectively prevent the phenomenon of iron glycine caking;The vibrating fluidized bed has a good drying function, and the uniformity and fluidity of the finished iron glycinate reach the ideal state, while the quality is guaranteed, the equipment is more energy saving.Iron glycine is made of glycine and ferrous sulfate, high purity, strong stability, no ferrous sulfate, used in feed, can be faster iron supplementation, enhance hematopoietic function. The stable cantharidin form of glycine ferroelectric neutrality makes the biological titer higher, has good oxygen carrying function, and improves the skin color of livestock and poultry more obvious.Longxin selected the improved vibrating fluidized bed dryer as the prototype to develop the special dryer for iron glycinate: The vibrating fluidized bed dryer provides vibration force through the vibration motor to effectively prevent the phenomenon of iron glycinate caking ;The vibrating fluidized bed has a good drying function, and the uniformity and fluidity of the finished iron glycinate reach the ideal state, while the quality is guaranteed, the equipment is more energy saving. Iron glycine fluidized bed dryer process flow:Primary filter → fan → radiator → hot air inlet pipe → fluidized bed drying machine → discharge of fluidized bed machine → primary cyclone separator → secondary pulse dust collector → induced draft fan → exhaust chimney.During drying work, the iron glycine moves forward by leaps under the exciting force provided by the vibration motor, and the hot air sent under the distribution plate contacts with the iron glycine to carry out mass and heat transfer and steam out the wet content to achieve the purpose of drying. The dried iron glycine finished product is discharged from the discharge port, and the dusty air is discharged by the induced draft fan after the dust removal.Iron glycine fluidized bed dryer equipment features:1. because the equipment through the vibration motor to apply vibration power, small fluidization gas speed is reduced, reduce the demand for air, so the dust entrain is reduced, the equipment supporting the heat source, fan, cyclone separator and other Settings can be reduced accordingly, reduce the cost of equipment while improving the energy-saving effect.2. adjust the vibration parameters can change the residence time of iron glycine in the dryer, because of the piston operation, reduce the uniformity and regularity of the requirements, easy and convenient to obtain uniform dry finished iron glycine.3. vibration contributes to the dispersion of iron glycine, can be convenient and smooth fluid drying.4. no violent material return, the airflow speed is lower than that of the ordinary fluidized bed, the damage to the iron particles of glycine is small, and the crystal and particle surface brightness are not destroyed.Read More

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