HOGON ALT-1 Online Titration Analyzer for Lithium Battery Manufacturing
| Brand | HOGON |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | ALT-1 Online Titration Analyzer for Lithium Battery Manufacturing |
| Pricing | Upon Request |
Overview
The HOGON ALT-1 Online Titration Analyzer is an industrial-grade, fully automated process analytical instrument engineered specifically for real-time quality assurance in lithium-ion battery manufacturing. It operates on the principle of sequential electrochemical titration—integrating potentiometric and coulometric Karl Fischer (KF) titration methodologies—to deliver continuous, unattended measurement of critical electrolyte and solvent parameters directly within production lines. Unlike offline laboratory analysis requiring manual sampling and hours-long turnaround, the ALT-1 performs end-to-end analysis—including sampling, reagent delivery, endpoint detection, data processing, and closed-loop actuation—in under 8 minutes per cycle. This enables minute-level feedback control of key process variables such as moisture content (ppm), free amine concentration, acidity (titratable acid), pH, and chloride ion levels in NMP, DMC, DMAC, and formulated electrolytes. Designed for integration into Industry 4.0 infrastructure, the ALT-1 functions as a deterministic node in process analytical technology (PAT) frameworks compliant with ICH Q8/Q9/Q10 and FDA Guidance for PAT Implementation.
Key Features
- Fully automated sampling architecture with configurable modes: overflow定量 sampling, titration loop sampling, and high-precision metering tube sampling—optimized for variable viscosity, volatility, and particulate load in battery process streams.
- Dual-mode analytical engine: proprietary KF titration module for trace water quantification (detection limit ≤1 ppm, RSD <2% at 10–100 ppm); potentiometric titration module for free amine, titratable acidity, pH, and Cl⁻ determination using ISO 8587-compliant electrode configurations.
- Integrated closed-loop dosing control: direct analog/digital output to peristaltic or diaphragm metering pumps enables real-time chemical correction—e.g., water supplementation, acid neutralization, or pH adjustment—based on user-defined setpoints and tolerance bands.
- Self-maintaining operation: automatic post-analysis rinse, electrode conditioning, and waste line purging minimize operator intervention and ensure long-term measurement stability across >6-month maintenance intervals.
- IP65-rated enclosure with Ex ic IIB T4 intrinsic safety certification for Zone 2 hazardous areas; triple-sealed fluid path design eliminates exposure to corrosive reagents (e.g., hydriodic acid in KF reagents) and ensures zero leakage during continuous operation.
Sample Compatibility & Compliance
The ALT-1 is validated for direct online analysis of lithium battery manufacturing process streams including N-methyl-2-pyrrolidone (NMP), dimethyl carbonate (DMC), dimethylacetamide (DMAC), LiPF₆-based electrolytes, and slurry solvents. Sample inlet pressure range: 0.1–0.6 MPa; temperature tolerance: 5–45 °C; suspended solids ≤50 µm. All analytical methods adhere to ASTM E203 (KF moisture), ASTM D664 (acid number), ISO 787-12 (pH), and ISO 9260 (chloride). The system supports 21 CFR Part 11-compliant audit trails, electronic signatures, and role-based access control when deployed with HOGON’s certified LIMS interface module.
Software & Data Management
The embedded HOGON ProcessTitration OS v3.2 provides web-based configuration via secure HTTPS, supporting method creation, calibration curve management, and multi-stage dosing logic programming. All raw sensor signals, titration curves, endpoint calculations, pump actuation logs, and alarm events are timestamped and stored locally (SSD) with redundant cloud backup. Data export formats include CSV, PDF analytical reports, and OPC UA server integration for MES/SCADA systems. Built-in statistical process control (SPC) tools generate X-bar/R charts, capability indices (Cpk/Ppk), and deviation alerts aligned with Six Sigma protocols.
Applications
- Real-time moisture monitoring in NMP recovery loops to prevent cathode/anode coating defects caused by residual H₂O >20 ppm.
- Free amine tracking in aged NMP to trigger solvent regeneration before gelation-induced viscosity drift.
- Electrolyte acid number control during LiPF₆ synthesis to suppress HF generation and aluminum current collector corrosion.
- Chloride contamination surveillance in solvent purification stages to meet ISO 16232 cleanliness thresholds for automotive-grade cells.
- Dynamic pH stabilization in aqueous binder dispersion tanks to maintain consistent rheology and particle dispersion stability.
FAQ
What sample volume is required per analysis cycle?
Typical consumption ranges from 0.5 mL to 5.0 mL depending on selected sampling mode and analyte concentration range.
Can the ALT-1 be integrated with existing DCS or PLC systems?
Yes—via Modbus TCP, Profibus DP, or OPC UA protocols with configurable polling intervals and fault-tolerant handshake logic.
Is method validation documentation provided?
HOGON supplies IQ/OQ documentation packages, including system suitability test protocols, linearity/range verification reports, and repeatability studies per ISO/IEC 17025 requirements.
How often must electrodes be recalibrated?
Potentiometric electrodes require verification every 24 hours; KF coulometric cells are factory-calibrated and rated for ≥5,000 injections without recalibration.
Does the system support remote diagnostics and firmware updates?
Yes—through encrypted SSH tunneling and TLS 1.3-secured OTA update channels, with rollback capability and version-controlled configuration backups.
