Home/CFR/Title 40/Part 1065
FEDERAL · 40 CFR

Part 1065 — Engine-Testing Procedures

174 sections · Title 40: Protection of Environment

§ 1065.1Applicability.
§ 1065.2Submitting information to EPA under this part.
§ 1065.5Overview of this part 1065 and its relationship to the standard-setting part.
§ 1065.10Other procedures.
§ 1065.12Approval of alternate procedures.
§ 1065.15Overview of procedures for laboratory and field testing.
§ 1065.20Units of measure and overview of calculations.
§ 1065.25Recordkeeping.
§ 1065.101Overview.
§ 1065.110Work inputs and outputs, accessory work, and operator demand.
§ 1065.120Fuel properties and fuel temperature and pressure.
§ 1065.122Engine cooling and lubrication.
§ 1065.125Engine intake air.
§ 1065.127Exhaust gas recirculation.
§ 1065.130Engine exhaust.
§ 1065.140Dilution for gaseous and PM constituents.
§ 1065.145Gaseous and PM probes, transfer lines, and sampling system components.
§ 1065.150Continuous sampling.
§ 1065.170Batch sampling for gaseous and PM constituents.
§ 1065.190PM-stabilization and weighing environments for gravimetric analysis.
§ 1065.195PM-stabilization environment for in-situ analyzers.
§ 1065.201Overview and general provisions.
§ 1065.202Data updating, recording, and control.
§ 1065.205Performance specifications for measurement instruments.
§ 1065.210Work input and output sensors.
§ 1065.215Pressure transducers, temperature sensors, and dewpoint sensors.
§ 1065.220Fuel flow meter.
§ 1065.225Intake-air flow meter.
§ 1065.230Raw exhaust flow meter.
§ 1065.240Dilution air and diluted exhaust flow meters.
§ 1065.245Sample flow meter for batch sampling.
§ 1065.247Diesel exhaust fluid flow rate.
§ 1065.248Gas divider.
§ 1065.250Nondispersive infrared analyzer.
§ 1065.255H<sub>2</sub> measurement devices.
§ 1065.257H<sub>2</sub>O measurement devices.
§ 1065.260Flame-ionization detector.
§ 1065.265Nonmethane cutter.
§ 1065.266Fourier transform infrared analyzer.
§ 1065.267Gas chromatograph with a flame ionization detector.
§ 1065.269Photoacoustic analyzer for ethanol and methanol.
§ 1065.270Chemiluminescent NO<sub>X</sub> analyzer.
§ 1065.272Nondispersive ultraviolet NO<sub>X</sub> analyzer.
§ 1065.274Zirconium dioxide (ZrO<sub>2</sub>) NO<sub>X</sub> analyzer.
§ 1065.275N<sub>2</sub>O measurement devices.
§ 1065.277NH<sub>3</sub> measurement devices.
§ 1065.280Paramagnetic and magnetopneumatic O<sub>2</sub> detection analyzers.
§ 1065.284Zirconium dioxide (ZrO<sub>2</sub>) air-fuel ratio and O<sub>2</sub> analyzer.
§ 1065.290PM gravimetric balance.
§ 1065.295PM inertial balance for field-testing analysis.
§ 1065.298Correcting real-time PM measurement based on gravimetric PM filter measurement for field-testing analysis.
§ 1065.301Overview and general provisions.
§ 1065.303Summary of required calibration and verifications.
§ 1065.305Verifications for accuracy, repeatability, and noise.
§ 1065.307Linearity verification.
§ 1065.308Continuous gas analyzer system-response and updating-recording verification—for gas analyzers not continuously compensated for other gas species.
§ 1065.309Continuous gas analyzer system-response and updating-recording verification—for gas analyzers continuously compensated for other gas species.
§ 1065.310Torque calibration.
§ 1065.315Pressure, temperature, and dewpoint calibration.
§ 1065.320Fuel-flow calibration.
§ 1065.325Intake-flow calibration.
§ 1065.330Exhaust-flow calibration.
§ 1065.340Diluted exhaust flow (CVS) calibration.
§ 1065.341CVS and PFD flow verification (propane check).
§ 1065.342Sample dryer verification.
§ 1065.345Vacuum-side leak verification.
§ 1065.350H<sub>2</sub>O interference verification for CO<sub>2</sub> NDIR analyzers.
§ 1065.355H<sub>2</sub>O and CO<sub>2</sub> interference verification for CO NDIR analyzers.
§ 1065.357CO<sub>2</sub> interference verification for H<sub>2</sub>O FTIR analyzers.
§ 1065.360FID optimization and verification.
§ 1065.362Non-stoichiometric raw exhaust FID O<sub>2</sub> interference verification.
§ 1065.365Nonmethane cutter penetration fractions and NMC FID response factors.
§ 1065.366Interference verification for FTIR analyzers.
§ 1065.369H<sub>2</sub>O, CO, and CO<sub>2</sub> interference verification for photoacoustic alcohol analyzers.
§ 1065.370CLD CO<sub>2</sub> and H<sub>2</sub>O quench verification.
§ 1065.372NDUV analyzer HC and H<sub>2</sub>O interference verification.
§ 1065.375Interference verification for N<sub>2</sub>O analyzers.
§ 1065.376Chiller NO<sub>2</sub> penetration.
§ 1065.377Interference verification for NH<sub>3</sub> analyzers.
§ 1065.378NO<sub>2</sub>-to-NO converter conversion verification.
§ 1065.390PM balance verifications and weighing process verification.
§ 1065.395Inertial PM balance verifications.
§ 1065.401Test engine selection.
§ 1065.405Test engine preparation and maintenance.
§ 1065.410Maintenance limits for stabilized test engines.
§ 1065.415Durability demonstration.
§ 1065.501Overview.
§ 1065.510Engine mapping.
§ 1065.512Duty cycle generation.
§ 1065.514Cycle-validation criteria for operation over specified duty cycles.
§ 1065.516Sample system decontamination and preconditioning.
§ 1065.518Engine preconditioning.
§ 1065.520Pre-test verification procedures and pre-test data collection.
§ 1065.525Engine starting, restarting, and shutdown.
§ 1065.526Repeating of void modes or test intervals.
§ 1065.530Emission test sequence.
§ 1065.543Carbon balance error verification.
§ 1065.545Verification of proportional flow control for batch sampling.
§ 1065.546Verification of minimum dilution ratio for PM batch sampling.
§ 1065.550Gas analyzer range verification and drift verification.
§ 1065.590PM sampling media (e.g., filters) preconditioning and tare weighing.
§ 1065.595PM sample post-conditioning and total weighing.
§ 1065.601Overview.
§ 1065.602Statistics.
§ 1065.610Duty cycle generation.
§ 1065.630Local acceleration of gravity.
§ 1065.640Flow meter calibration calculations.
§ 1065.642PDP, SSV, and CFV molar flow rate calculations.
§ 1065.643Carbon balance error verification calculations.
§ 1065.644Vacuum-decay leak rate.
§ 1065.645Amount of water in an ideal gas.
§ 1065.650Emission calculations.
§ 1065.655Carbon-based chemical balances of fuel, DEF, intake air, and exhaust.
§ 1065.656Hydrogen-based chemical balances of fuel, DEF, intake air, and exhaust.
§ 1065.659Removed water correction.
§ 1065.660THC, NMHC, NMNEHC, CH<sub>4</sub>, and C<sub>2</sub>H<sub>6</sub> determination.
§ 1065.665THCE and NMHCE determination.
§ 1065.667Dilution air background emission correction.
§ 1065.670NO<sub>X</sub> intake-air humidity and temperature corrections.
§ 1065.672Drift correction.
§ 1065.675CLD quench verification calculations.
§ 1065.680Adjusting emission levels to account for infrequently regenerating aftertreatment devices.
§ 1065.690Buoyancy correction for PM sample media.
§ 1065.695Data requirements.
§ 1065.701General requirements for test fuels.
§ 1065.703Distillate diesel fuel.
§ 1065.705Residual and intermediate residual fuel.
§ 1065.710Gasoline.
§ 1065.715Natural gas.
§ 1065.720Liquefied petroleum gas.
§ 1065.725High-level ethanol-gasoline blends.
§ 1065.735Diesel exhaust fluid.
§ 1065.740Lubricants.
§ 1065.745Coolants.
§ 1065.750Analytical gases.
§ 1065.790Mass standards.
§ 1065.801Applicability.
§ 1065.805Sampling system.
§ 1065.845Response factor determination.
§ 1065.850Calculations.
§ 1065.901Applicability.
§ 1065.905General provisions.
§ 1065.910PEMS auxiliary equipment for field testing.
§ 1065.915PEMS instruments.
§ 1065.920PEMS calibrations and verifications.
§ 1065.925PEMS preparation for field testing.
§ 1065.930Engine starting, restarting, and shutdown.
§ 1065.935Emission test sequence for field testing.
§ 1065.940Emission calculations.
§ 1065.1001Definitions.
§ 1065.1005Symbols, abbreviations, acronyms, and units of measure.
§ 1065.1010Incorporation by reference.
§ 1065.1101Applicability.
§ 1065.1103General provisions for SVOC measurement.
§ 1065.1105Sampling system design.
§ 1065.1107Sample media and sample system preparation; sample system assembly.
§ 1065.1109Post-test sampler disassembly and sample extraction.
§ 1065.1111Sample analysis.
§ 1065.1113General provisions related to vanadium sublimation temperatures in SCR catalysts.
§ 1065.1115Reactor design and setup.
§ 1065.1117Reactor aging cycle for determination of vanadium sublimation temperature.
§ 1065.1119Blank testing.
§ 1065.1121Vanadium sample dissolution and analysis in alumina capture beds.
§ 1065.1123General provisions for determining exhaust opacity.
§ 1065.1125Exhaust opacity measurement system.
§ 1065.1127Test procedure for determining percent opacity.
§ 1065.1131General provisions related to accelerated aging of compression-ignition aftertreatment for deterioration factor determination.
§ 1065.1133Application selection, data gathering, and analysis.
§ 1065.1135Determination of key aftertreatment system components.
§ 1065.1137Determination of thermal reactivity coefficient.
§ 1065.1139Aging cycle generation.
§ 1065.1141Facility requirements for engine-based aging stands.
§ 1065.1143Requirements for burner-based aging stands.
§ 1065.1145Execution of accelerated aging, cycle tracking, and cycle validation criteria.