Four-Channel Evaluation Unit

The XINYU HUACHUANG Four-Channel Evaluation Unit is a high-efficiency laboratory reactor system designed to accelerate catalyst R&D and process optimization. Engineered with four independent reaction channels, it allows researchers to simultaneously test multiple catalyst formulations or varying operating conditions under identical parameters. Equipped with precise mass flow controllers, multi-zone heating, and intelligent PLC automation, this unit significantly reduces experimental cycles and ensures highly reproducible, comparable data for industrial scale-up.

What is a Four-Channel Evaluation Unit?

A Four-Channel Evaluation Unit is an advanced parallel testing apparatus that integrates four identical, independent reactor tubes into a single, unified system. Each channel is equipped with its own dedicated gas/liquid feeding lines, temperature sensors, and pressure controls, allowing for completely independent operation. This design enables researchers to conduct four separate experiments at the exact same time, or to test a single catalyst under four different conditions simultaneously, maximizing laboratory throughput and data reliability.

What are the distinctive advantages? 

● 4x Testing Efficiency: The Four-Channel Evaluation Unit conducts four experiments simultaneously, reducing the time required for catalyst screening and optimization by up to 75% compared to single-channel units.

● Independent Channel Control: Each channel operates with its own MFCs and temperature zones, allowing flexible testing of different reaction parameters or catalysts without cross-interference.

● Guaranteed Data Comparability: All four reactors share the same heating furnace and gas source manifold, ensuring identical thermal and feed environments for fair and accurate catalyst comparison.

● Intelligent PLC Automation: Centralized PLC control manages all four channels, automating data logging, historical curve generation, and unattended long-term operation.

● Space & Cost Effective: Consolidating four reactors into one footprint saves valuable laboratory space and reduces overall utility consumption (power, gas, cooling water).

Technical Specifications

Application Areas

● Catalyst Screening: Rapid evaluation of new catalyst formulations, supports, and promoters in petrochemical and fine chemical synthesis.

● Process Optimization: Testing the effects of varying temperature, pressure, and space velocity (GHSV/LHSV) on catalyst performance.

● Deactivation & Lifetime Studies: Monitoring catalyst stability and coking behavior over extended periods under identical conditions.

● Kinetic Research: Gathering reliable kinetic data for reactor modeling and industrial scale-up design.

● Environmental Catalysis: Parallel testing of DeNOx, VOC oxidation, and hydrogenation catalysts for emission control.

From Inquiry to Operation-Our Six-Stage Build Cycle 

1. Requirement Confirmation: Understand the client's specific testing needs, catalyst types, and operating parameters to customize the technical proposal.

2. Design & Engineering: Finalize CAD drawings, P&ID diagrams, and electrical schematics for the four-channel system.

3. Precision Manufacturing: CNC machining of reactor components, assembly of the gas/liquid feeding manifold, and fabrication of the PLC control cabinet.

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

5. Packaging & Shipping: Export-standard fumigation-free wooden crate packaging with secure internal fixation for global logistics.

6. Installation & Support: Provide comprehensive English manuals, video installation guides, and free online technical support for seamless operation.

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 (FAQ)

Q1: What is the primary advantage of using a Four-Channel Evaluation Unit in catalyst research?

A: The Four-Channel Evaluation Unit allows researchers to simultaneously test up to four different catalysts or operating conditions under identical process parameters. This parallel testing eliminates experimental variables, significantly accelerating the screening process and providing highly accurate comparative data for catalyst optimization.

Q2: How does the system ensure that all four channels maintain identical temperature and flow conditions?

A: The unit features an integrated multi-zone heating furnace with independent PID control for each channel, ensuring temperature uniformity within ±1℃. Combined with precision mass flow controllers (MFCs) and high-accuracy metering pumps for each line, it guarantees that all four reactors operate under strictly identical thermal and fluid dynamic conditions.

Q3: Can this unit handle both gas-phase and liquid-phase reactions?

A: Absolutely. The Four-Channel Evaluation Unit is highly modular and can be configured for gas-solid, liquid-solid, or gas-liquid-solid (trickle bed) reactions. Each of the four channels has an independent feed system, allowing for flexible testing of different feedstocks across the channels if required.

Q4: How does the Industrial PLC + PC Software control system manage four independent reactors?

A: The advanced Industrial PLC + PC Software architecture provides fully automated control over all four channels simultaneously. The PC interface offers real-time monitoring, independent parameter adjustment for each channel, and synchronized data logging. This significantly reduces manual errors and ensures highly reproducible, reliable data across all four evaluation lines.

Q5: What safety measures are in place when operating four reactors simultaneously at high temperatures?

A: Safety is paramount in multi-reactor systems. The Four-Channel Evaluation Unit is equipped with multi-level safety interlocks, including individual over-temperature and over-pressure alarms for each channel, automatic nitrogen purging, and emergency shutdown protocols. The robust hardware design ensures safe, unattended long-term operation even under extreme conditions.