Introduction
An octane and cetane analyzer is an instrument used to determine the octane number of gasoline and the cetane number of diesel fuel, which are measures of the fuel's combustion quality, and it is used in the petroleum, fuel, and automotive industries for quality control, for blending, and for specification testing. The octane number indicates the resistance of the gasoline to knocking or detonation, and the cetane number indicates the ignition quality of the diesel fuel; the analyzer measures these properties using various methods, including near-infrared (NIR) spectroscopy, in which the absorption spectrum of the fuel is measured and correlated with the octane or cetane number using calibration models; mid-infrared spectroscopy; and other spectroscopic and physical methods, and the analyzer provides rapid and non-destructive measurements, and it can measure the octane number of gasoline, including the research octane number (RON) and the motor octane number (MON), and the cetane number of diesel, with features such as automatic sampling, digital displays, and data analysis. Octane and cetane analyzers are used in refineries for monitoring and controlling the quality of gasoline and diesel, for blending fuels to meet specifications, for quality control at terminals and pipelines, in fuel testing laboratories, for research, and for many other applications, and they are available as benchtop instruments with various configurations. With their rapid fuel quality measurement, octane and cetane analyzers are essential for fuel quality control.
Octane & Cetane Analyzer LOCT-T2010
Octane & Cetane Analyzer is a portable device for rapid petroleum products quality monitoring in fields and lab environment conditions. Glass detector has a built in element sensitive to...
Cetane Analyzer LCA-T2010
Cetane Analyzer utilizes five-speed gear transmission for ignition performance and combustion efficiency measurement. Equipped with turning check system ensuring accurate sample handling...
Octane Analyzer LOCT-T2010
Octane Analyzer measures fuel resistance to knocking, with range of 40 to 120 octane number. Feature high accuracy sensor for consistent and dependable evaluation results. Automatic baro...
Octane & Cetane Analyzer LOCT-T2010
Octane & Cetane Analyzer achieves exceptional measuring accuracy of ≤ ± 1.5 / for gasoline and ≤ ± 2.5 CN for diesel. This analyzer’s rugged, portable design and intuitive analysis ...
Octane & Cetane Analyzer LOCT-T2020
Octane & Cetane Analyzer measures Octane Number (ON) from 40-120 and Cetane Number (CN) from 20-100. The analyzer offers a large sealed housing that is shock, water, and dust resistant f...
Standards
ASTM D613-Standard Test Method for Cetane Number of Diesel Fuel Oil
ASTM D2699-Standard Test Method for Research Octane Number of Spark-Ignition Engine Fuel
ASTM D2700-Standard Test Method for Motor Octane Number of Spark-Ignition Engine Fuel
Complies with the above standards, but is not limited to them.
Features
1. Octane cetane analyzer for measuring octane number and cetane number of fuels.
2. Spectroscopic or engine-based analysis for gasoline octane and diesel cetane rating.
3. Suitable for petroleum refineries, fuel testing labs, automotive, industrial and research.
4. Includes measurement system, sample handling, controller, software and operation manual.
5. Supports fuel quality analysis for octane and cetane rating and specification compliance.
FAQ
Q1: What testing scenarios is this analyzer mainly applied to?
A: The octane cetane analyzer is used in petroleum refineries, fuel testing laboratories, automotive industry, industrial fuel quality control, regulatory agencies and research to measure the octane number (RON, MON for gasoline) and cetane number (for diesel fuel) of fuels using spectroscopic (NIR, FTIR, Raman) or engine-based methods for fuel quality assessment, specification compliance and process control. It supports gasoline octane rating (research octane number RON, motor octane number MON, anti-knock index AKI) for refinery quality control, diesel cetane number measurement for ignition quality assessment, fuel specification compliance testing (ASTM D4814 for gasoline, ASTM D975 for diesel), refinery process control and optimization, automotive fuel quality testing, regulatory fuel testing, and research on fuel formulation. Octane and cetane numbers are critical fuel quality parameters affecting engine performance, emissions and fuel efficiency.
Q2: What standards does the analyzer comply with?
A: The octane cetane analyzer follows relevant ISO, ASTM and GB/T standards for fuel octane and cetane measurement, including ASTM D2699 (RON), ASTM D2700 (MON), ASTM D613 (cetane engine method), ASTM D6890 (cetane ignition quality tester), ASTM D2885 (octane by engine), and relevant spectroscopic methods (ASTM D2699 correlation, NIR methods per ASTM E1655). For GB standards: GB/T 5487 (RON), GB/T 503 (MON), GB/T 386 (cetane). The hardware complies with IEC 61010 safety standards. Calibration should use certified reference fuels (PRF - primary reference fuels of isooctane/n-heptane for octane, n-cetane/heptamethylnonane for cetane) traceable to international standards. Engine-based methods follow strict ASTM procedures.
Q3: What is the warranty period for the whole analyzer and key components?
A: The whole octane cetane analyzer is covered by a 12-month warranty. The measurement system (spectrometer or engine), sample handling, controller, software and housing are covered, while consumables vary by type: spectroscopic models use cuvettes/cells; engine models use engine parts, reference fuels, filters. Damage from improper use or unauthorized repair is excluded. Extended service contracts are standard for this analytical fuel testing equipment. Engine-based analyzers have higher maintenance requirements and costs.
Q4: Is this device difficult to operate? Is professional training required?
A: Operation requires trained petroleum/fuel laboratory personnel familiar with octane/cetane testing, fuel properties and standard methods. We provide comprehensive training, operation manuals and application support. Proper sample handling, calibration (with PRF reference fuels), measurement, quality control, result interpretation and regulatory documentation are important for accurate, reliable fuel rating. Engine-based methods require extensive training in engine operation and maintenance.
Q5: What is the typical lead-time for order delivery?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is regular calibration required? What is the recommended calibration cycle?
A: Calibration with certified primary reference fuels (PRF) recommended per schedule (daily for engine methods, per batch for spectroscopic). Quality control per batch. Routine maintenance per schedule (engine models: engine maintenance, spectroscopic: optical alignment). Full system performance verification annually. Software/calibration model updates as needed. Reference fuel lot verification per new lot.
Q7: Are supporting consumables universal?
A: Consumables vary by type: spectroscopic models use sample cells/cuvettes, cleaning solvents; engine models use engine parts (pistons, valves, gaskets), reference fuels (PRF), lubricating oil, filters. Available from petroleum testing suppliers, though instrument-specific parts should be verified. Long-term consumable cost is higher for engine-based models (engine maintenance, fuel consumption).
Q8: Can I customize parameters or supporting accessories?
A: Customization includes measurement type (spectroscopic NIR/FTIR/Raman, engine-based CFR engine, IQT for cetane), test menu (RON, MON, AKI, cetane, other fuel properties), automation level, sample handling, software features, connectivity and accessories. Additional reference fuels, cells and accessories can be ordered separately. Custom orders extend delivery lead-time significantly, especially for engine-based models.
Q9: Does the purchase include on-site installation and commissioning service?
A: Yes, octane cetane analyzers include on-site installation, commissioning, calibration with reference fuels, validation and operator training by certified fuel testing specialists. Site preparation guidance is provided before delivery, including fuel handling, ventilation and safety requirements (especially for engine-based models).
Q10: What types of fuels are compatible with this equipment?
A: The octane cetane analyzer measures octane number (RON, MON, AKI) of gasoline and gasoline-ethanol blends, and cetane number of diesel fuel and diesel blends (biodiesel, GTL) within the fuel type, octane/cetane range and method specification. Different fuel types require specific methods: gasoline follows ASTM D2699 (RON) and D2700 (MON); diesel follows ASTM D613 (cetane engine) or D6890 (IQT). Ethanol-blended gasoline (E10, E15, E85) may require specific calibration or methods. Biodiesel blends (B5, B20, B100) may affect cetane measurement. Users should select appropriate method for the fuel type (engine method for referee/certification, spectroscopic for routine/QC), use certified primary reference fuels (PRF) for calibration (isooctane = 100 octane, n-heptane = 0 octane; n-cetane = 100 cetane, heptamethylnonane = 15 cetane), follow proper sample handling (fuel temperature, no contamination, proper storage), calibrate per schedule, include quality control samples (reference fuels of known octane/cetane), report results with test method specified (RON, MON, AKI, cetane number), and for regulatory compliance, follow applicable fuel standards (ASTM D4814 for gasoline, D975 for diesel, GB 17930 for gasoline, GB 19147 for diesel). The analyzer should be maintained per manufacturer schedule. For engine-based methods, follow strict ASTM procedures (engine conditions, fuel-air ratio, knock measurement). For spectroscopic methods, ensure calibration model is validated for the fuel types being tested (matrix matching). Fuel samples should be at proper temperature for testing. The analyzer should be placed in a temperature-controlled environment (fuel properties are temperature-sensitive). For engine-based models, ensure proper ventilation (exhaust gases) and fire safety (flammable fuels). Waste (fuel samples, engine oil) should be disposed of per hazardous waste regulations. The octane/cetane result should be reported with the test method, as different methods may give slightly different results (e.g., cetane by D613 engine vs D6890 IQT). For fuel certification, use the referee method (engine-based ASTM D2699/D2700 for octane, D613 for cetane) per regulatory requirements.
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