PLC Fluidized-Bed Evaluation Unit

XINYU HUACHUANG PLC Fluidized-Bed Evaluation Unit is an advanced laboratory reactor designed for precise catalyst testing and kinetic research. Engineered with intelligent PLC control and modular architecture, it accurately simulates industrial fluidization states (bubbling, turbulent, fast fluidization). The system features ±1℃ precise temperature control and advanced safety interlocks, ensuring high data reproducibility. Ideal for R&D, pilot-scale tests, and process optimization in petrochemical and environmental fields.

What is a PLC Fluidized‑Bed Evaluation Unit?

A PLC Fluidized-Bed Evaluation Unit is a highly automated laboratory-scale reaction engineering apparatus. It utilizes a Programmable Logic Controller (PLC) to precisely regulate gas flow, temperature, and pressure, suspending solid catalyst particles in a moving fluid stream. This creates a fluid-like state that maximizes gas-solid contact area, eliminates hot spots, and provides highly reproducible data for catalyst performance evaluation and reaction kinetics research.

What are the distinctive advantages ?

● Intelligent PLC Automation: Featuring fully automated control of heating, gas flow, and data logging, the PLC Fluidized-Bed Evaluation Unit significantly reduces manual errors and ensures stable long-term operation.

● Superior Heat & Mass Transfer: Intense particle mixing guarantees uniform bed temperature and prevents "hot spots," making it ideal for strong exothermic reactions.

● Highly Customizable: Modular design allows flexible configuration of reactor dimensions, operating pressure/temperature ranges, and online analysis instruments.

● Industrial Simulation: Accurately replicates real industrial fluid dynamics (bubbling, turbulent, fast fluidization) to bridge the gap between lab research and commercial scale-up.

● Comprehensive Safety: Equipped with multi-level safety interlocks (over-temperature, over-pressure, and gas-leak protection) to protect both personnel and equipment.

Technical Specifications

Application Areas

● Petrochemicals: Fluid Catalytic Cracking (FCC), Methanol-to-Olefins (MTO), Alkane Dehydrogenation.

● Energy & Coal Chemicals: Fischer-Tropsch Synthesis, Biomass Gasification, Coal Liquefaction.

● Environmental Catalysis: Catalytic combustion of VOCs, Flue Gas Denitrification (DeNOx).

● New Materials: Chemical Vapor Deposition (CVD) for Carbon Nanotubes, Graphene synthesis.

● Academic Research: Fundamental studies on multiphase flow, heat transfer, and mass transfer.

Production Process

1. Requirement Confirmation: Understand the client's specific testing needs and customize the technical proposal.

2. Design & Engineering: Finalize CAD drawings, P&ID, and electrical schematics.

3. Precision Manufacturing: CNC machining of reactor components and assembly of the PLC control cabinet.

4. Factory Testing: Strict pressure testing, temperature uniformity calibration, and PLC logic debugging.

5. Packaging & Shipping: Export-standard wooden crate packaging with global logistics support.

6. Installation & Support: Provide online installation guidance and lifetime technical support.

After-Sales Service & Support

At XINYU HUACHUANG, we are committed to providing comprehensive and reliable after-sales support to ensure the continuous and efficient operation of your equipment. Our dedicated service team is always ready to assist you.

Comprehensive Warranty Coverage

We proudly offer a two-year warranty for our equipment. During this period, we provide free maintenance and repair services for any quality-related issues, excluding those caused by improper operation, unauthorized modifications, or force majeure. For equipment beyond the two-year warranty period, we continue to offer lifelong maintenance services, charging only the cost of replacement parts and labor.

Rapid Response Mechanism

We offer 7×24 hours professional engineering telephone support. Upon receiving a fault notification, our technical team will respond within 24 hours and provide a viable solution. If on-site service is required, our professional engineers will arrive at your facility within one week. In special circumstances where the equipment cannot be repaired, we will unconditionally replace it with a new unit or provide a substitute unit during the two-year warranty period, or take necessary measures to restore normal operation.

Frequently Asked Questions

Q1: What is the primary advantage of using a PLC Fluidized-Bed Evaluation Unit over traditional fixed-bed reactors?

A: Unlike fixed-bed reactors that often suffer from "hot spots" and uneven temperature distribution, our PLC Fluidized-Bed Evaluation Unit creates a highly uniform thermal environment due to the intense mixing of solid particles. This makes it exceptionally suitable for strong exothermic reactions and allows for the continuous circulation and regeneration of catalysts, accurately simulating industrial fluidization states for highly reliable kinetic data.

Q2: How does the Industrial PLC + PC Software control system ensure precision and safety during high-temperature evaluations?

A: The unit utilizes an Industrial PLC + PC Software architecture for fully automated operation and comprehensive data management. The PLC employs PID adaptive regulation and closed-loop control algorithms to maintain temperature fluctuations within ±1℃ and pressure within ±0.1MPa. Meanwhile, the PC software provides a user-friendly interface for real-time monitoring, historical data querying, and curve tracking. Additionally, it features multi-level safety interlocks (including over-temperature, over-pressure, and power-failure emergency shutdowns) to guarantee unattended, safe operation during long-term testing.

Q3: Can this evaluation unit handle different types of feedstocks and complex reaction processes?

A: Absolutely. The unit features a highly modular design with precision mass flow controllers (MFCs) for gases and high-accuracy metering pumps for liquids. Whether you are conducting catalytic cracking, biomass gasification, Fischer-Tropsch synthesis, or VOC combustion, the system can be customized with appropriate pre-heaters, atomizers, and specialized reactor materials (e.g., Inconel 625 or SS316L) to handle diverse media and prevent coking.

Q4: How does the system manage catalyst attrition and product separation during continuous operation?

A: To maintain optimal fluidization quality and prevent the loss of catalyst fines, the unit is equipped with a dual-stage cyclone separator system with wear-resistant linings, achieving a fine powder recovery rate of over 95%. The integrated catalyst circulation loop allows for continuous cooling, regeneration, and precise return to the reactor, ensuring stable bed density and highly accurate evaluation of catalyst lifespan.

Q5: Is it possible to integrate online product analysis with the PLC system for real-time data monitoring?

A: Yes. The PLC Fluidized-Bed Evaluation Unit is designed with comprehensive data acquisition capabilities. It can seamlessly integrate with online Gas Chromatographs (GC) or Mass Spectrometers (MS). The Industrial PLC + PC Software system automatically synchronizes real-time product composition data with operational parameters (temperature, pressure, flow rates), instantly calculating conversion rates and selectivity to significantly accelerate your R&D and process optimization cycles.