Coal & Coke Testing Equipment
Microcomputer Automatic Vertical Calorimeter Solid Combustible Calorific Value Analyzer
Item Number : KT-TE1
Price varies based on specs and customizations
- Temperature Resolution
- 0.0001 K
- Outer Water Jacket Capacity
- 50 L
- Measurement Accuracy
- 0.1% (Benzoic Acid) / Meets GB/T213-2008
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Product Overview
This microcomputer automatic vertical calorimeter is a high-precision analytical instrument engineered for the rapid, quantitative determination of gross calorific value in solid combustible materials. Operating on proven oxygen bomb isoperibol calorimetric principles, the system consolidates automated water management, precise temperature monitoring, and programmatic thermal calculations into a unified vertical benchtop footprint. It establishes an advanced testing foundation for laboratory professionals seeking uncompromising metrological repeatability in thermal analysis.
Designed primarily to serve the coal mining, power generation, metallurgical processing, petrochemical, and municipal quality supervision sectors, this equipment evaluates an extensive range of solid fuels including raw coal, washed coal, metallurgical coke, coal gangue, and related combustible derivatives. Compliance with the rigorous testing criteria of GB/T 213-2008 confirms its capacity to fulfill official certification protocols, contractual trade verification, and internal fuel grading programs.
Constructed with an expansive 50-liter constant-temperature water jacket and high-integrity fluid circuits, the unit maintains exceptional thermodynamic equilibrium even in facilities experiencing ambient temperature fluctuations. Through rigorous software-guided diagnostic procedures, automatic baseline compensation, and high-reliability mechanical actuation, this system ensures sustained analytical accuracy and uninterrupted performance during heavy laboratory testing cycles.
Detail & Parts

Key Features
- Automated Fluid and Bomb Handling Cycle: The system automates liquid transfer sequences including water filling, volume quantification, temperature conditioning, and post-test drainage, initiating analytical measurement immediately upon oxygen bomb insertion to minimize operator handling error.
- Sub-Millikelvin Temperature Resolution: Equipped with high-grade temperature sensing elements, the instrument achieves a measuring resolution of 0.0001 K, detecting fine thermodynamic gradients during explosive combustion phases to ensure accurate heat release calculation.
- Thermodynamically Balanced Vertical Architecture: Featuring a large 50-liter outer water jacket surrounding a 2.3-liter inner cylinder, the vertical geometry isolates the reaction core against ambient laboratory convection, stabilizing the thermal boundary layer across extended run cycles.
- Integrated Cooling Correction Algorithm: A proprietary cooling correction system monitors thermal exchange kinetics between inner and outer chambers continuously, calculating non-adiabatic heat transfer coefficients dynamically to deliver precise gross calorific results.
- Precise Automated Water Dosing: The integrated gravimetric and dosing apparatus restricts volumetric metering error to less than or equal to ±0.1 g, eliminating operator-dependent variability in the active thermal capacity of the inner measurement system.
- Intelligent Microcomputer Calibration: Supported by a native Windows-based control suite, the equipment automates heat capacity calibration against certified benzoic acid standards, executing complex calorific conversions, baseline shifts, and unit transformations automatically.
- Reliable Programmed Ignition Sequencing: Operating via a regulated 24 V ignition supply circuit with an optimized 6-minute ignition sequencing window, the analyzer guarantees consistent sample firing while protecting ignition wiring from thermal fatigue.
- Comprehensive Data and Reporting Management: The user-friendly software environment features complete visual test tracking, tabular data reporting, database storage, editable analytical parameters, and automated report generation via integrated printing protocols.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Power Plant Fuel Analysis | Determining gross and net calorific values of pulverized boiler feed coal, raw coal stockpiles, and co-fired fuel blends. | Guarantees heat-rate efficiency monitoring, optimizes combustion air ratios, and supports fuel inventory cost accounting. |
| Coal Mining and Beneficiation | Quality grading of raw coal, middlings, washed clean coal, and high-ash refuse gangue at preparation plants. | Facilitates accurate contractual grading, enhances sorting efficiency, and verifies compliance with commercial delivery standards. |
| Metallurgical Coke Evaluation | Thermal energy assessment of foundry coke, metallurgical blast-furnace coke, and carbonaceous reducing agents. | Provides precise energy-input data critical for thermal mass balances in ironmaking and smelting operations. |
| Petrochemical Byproduct Testing | Characterization of solid petroleum cokes, distillation residues, and pitch byproducts utilized for industrial energy recovery. | Delivers reproducible heat value metrics for high-sulfur and high-density carbon fractions under regulated conditions. |
| Commercial Quality Inspection | Independent third-party validation, arbitrated trade dispute testing, and compliance certification for export or domestic transit. | Delivers legally defensible data adhering strictly to GB/T 213-2008 standards with 0.1% repeatability against benzoic acid. |
| Environmental Waste-to-Energy | Calorific profiling of refuse-derived fuels, processed solid waste pellets, and agricultural biomass waste. | Identifies combustible energy yields and slagging propensity to evaluate economic feasibility in thermal power boilers. |
Technical Specifications
| Parameter Category | Specification Attribute | Value / Characteristic (KT-TE1) |
|---|---|---|
| Model Designation | Equipment Item Number | KT-TE1 |
| Thermodynamic Performance | Effective Heat Capacity | Approximately 10,500 J/K |
| Temperature Resolution | 0.0001 K | |
| Test Repeatability (Calorific Value) | ≤ 0.1% (Certified Benzoic Acid) | |
| Testing Standard Conformity | Fully compliant with GB/T 213-2008 | |
| Analytical Cycle Duration | Approximately 15 minutes per test run | |
| Measurement & Environmental | Temperature Measuring Range | 0°C to 65°C |
| Operating Ambient Temperature | 5°C to 40°C | |
| Dosing / Quantification Error | ≤ ±0.1 g | |
| Volumetric Capacities | Outer Water Jacket Volume | 50 L |
| Inner Water Cylinder Volume | Approximately 2.3 L | |
| Ignition Parameters | Ignition Circuit Voltage | 24 V |
| Ignition Timing Parameter | 6 minutes programmed ignition cycle | |
| Control & Interface | Operating System Platform | Windows OS with interactive guided user interface |
| Heat Capacity Calibration | Automated microcomputer-controlled calibration | |
| Data Handling Capabilities | Database storage, tabulation, result editing, auto-printing | |
| Cooling Compensation | Integrated thermodynamic cooling correction system | |
| Electrical Specifications | Operating Voltage | AC 220 V ± 10%, 50 Hz |
| Total Power Consumption | < 300 W |
Why Choose This Product
- Superior Thermal Inertia and Metrological Stability: The high-volume 50 L outer jacket provides an exceptional thermal buffer, insulating the reaction core against laboratory drafts, diurnal temperature shifts, and HVAC cycling to ensure reliable data consistency across sequential tests.
- Full Walk-Away Testing Automation: By managing water injection, weighing, thermal leveling, ignition, temperature curve acquisition, and drainage automatically, the analyzer dramatically reduces human operational variance and frees skilled technicians for sample preparation.
- Direct Compliance with Industrial Standards: Designed strictly to fulfill GB/T 213-2008 test protocols, the instrument guarantees full audit readiness and smooth analytical verification across regulated energy, mining, and state laboratory environments.
- Robust Engineering and Low Cost of Ownership: Operating at low power consumption under 300 W with heavy-duty internal corrosion-resistant fluid pathways, this system provides long-term operational durability and lower maintenance overhead over its service life.
Contact our technical engineering team today to request a quotation, discuss sample throughput requirements, or receive a customized laboratory configuration tailored to your facility.
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Product Datasheet
Microcomputer Automatic Vertical Calorimeter Solid Combustible Calorific Value Analyzer
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