. This analyzer is particularly appropriate for larger refineries where there is little or no time to stop production and make batch corrections to the blend. Sample fuel is drawn... directly from the flowing production stream. A supply of comparison reference fuel (prototype, or proto fuel) is also provided. These fuels are conditioned according to ASTM Standard... between the production fuel and the reference fuel (ASTM D2885 - Standard Test Method for Determination of Octane Number of Spark-Ignition Engine Fuels by On-Line Direct...

for reference fuels and four bowls are available for product samples. Bowls swing out of way quickly, giving access to the engine for maintenance. Top cover on bowl reduces evaporative losses... number (ON) of a fuel sample. They require the fuel supply bowls to be filled manually, as prompted by the computer. Sequencing through the test cycles and calculations required... systems suitable for a wide range of applications are available. COMPLIES WITH: ASTM D2699, Standard Method for Research Octane Number of Spark-Ignition Engine Fuel ASTM D2700...

refrigerant temperature Intake air temperature Mixture temperature (MON engines only) Fuel refrigerant temperature Oil temperature Proto and product fuel temperatures Knock... large Out of fuel warning Delta octane out of user-specified range Product pressure low (optional) Other alarm conditions: Oil pressure out of operating range Product O.N. out... intensity (K.I.) Some optional measurements that are often specified: Humidity Barometric pressure Oil pressure (switch) Water pressure (switch) Water level (switch) Product pressure...

. Minimal maintenance; can be accomplished by in-house personnel. Water cooled aluminum block brings fuel temperature down to ASTM requirements. Multiple product bowls with automatic... sequencing via computer-controlled solenoids speeds up analysis and eliminates errors. Two bowls dedicated for reference fuels and four bowls are available for product samples. Bowls... for analysis. Also suited for laboratory use (state, municipal, research & development, private third party, etc.) for octane number determination of fuel samples. This system...

Method of measuring octane rating in fuel. This is a variant of the standard Bracketing Method (Procedure B) used by laboratories and refineries. Determination of the proper fuel... air ratio is far more accurate than that obtained by manual methods. Unlike manual methods, the operator is out of the control loop which determines peak fuel / air ratio. Errors... computer systems and/or networks. The ability to produce consistently at a specific octane number is extremely critical. The value of an octane barrel makes controlled production...