Title 40

PART 1065

Part 1065 - Engine-testing Procedures

PART 1065 - ENGINE-TESTING PROCEDURES Authority:42 U.S.C. 7401-7671q. Source:70 FR 40516, July 13, 2005, unless otherwise noted.

40:37.0.1.1.2.1SUBPART A
Subpart A - Applicability and General Provisions
40:37.0.1.1.2.1.15.1SECTION 1065.1
   1065.1 Applicability.
40:37.0.1.1.2.1.15.2SECTION 1065.2
   1065.2 Submitting information to EPA under this part.
40:37.0.1.1.2.1.15.3SECTION 1065.5
   1065.5 Overview of this part 1065 and its relationship to the standard-setting part.
40:37.0.1.1.2.1.15.4SECTION 1065.10
   1065.10 Other procedures.
40:37.0.1.1.2.1.15.5SECTION 1065.12
   1065.12 Approval of alternate procedures.
40:37.0.1.1.2.1.15.6SECTION 1065.15
   1065.15 Overview of procedures for laboratory and field testing.
40:37.0.1.1.2.1.15.7SECTION 1065.20
   1065.20 Units of measure and overview of calculations.
40:37.0.1.1.2.1.15.8SECTION 1065.25
   1065.25 Recordkeeping.
40:37.0.1.1.2.2SUBPART B
Subpart B - Equipment Specifications
40:37.0.1.1.2.2.15.1SECTION 1065.101
   1065.101 Overview.
40:37.0.1.1.2.2.15.2SECTION 1065.110
   1065.110 Work inputs and outputs, accessory work, and operator demand.
40:37.0.1.1.2.2.15.3SECTION 1065.120
   1065.120 Fuel properties and fuel temperature and pressure.
40:37.0.1.1.2.2.15.4SECTION 1065.122
   1065.122 Engine cooling and lubrication.
40:37.0.1.1.2.2.15.5SECTION 1065.125
   1065.125 Engine intake air.
40:37.0.1.1.2.2.15.6SECTION 1065.127
   1065.127 Exhaust gas recirculation.
40:37.0.1.1.2.2.15.7SECTION 1065.130
   1065.130 Engine exhaust.
40:37.0.1.1.2.2.15.8SECTION 1065.140
   1065.140 Dilution for gaseous and PM constituents.
40:37.0.1.1.2.2.15.9SECTION 1065.145
   1065.145 Gaseous and PM probes, transfer lines, and sampling system components.
40:37.0.1.1.2.2.15.10SECTION 1065.150
   1065.150 Continuous sampling.
40:37.0.1.1.2.2.15.11SECTION 1065.170
   1065.170 Batch sampling for gaseous and PM constituents.
40:37.0.1.1.2.2.15.12SECTION 1065.190
   1065.190 PM-stabilization and weighing environments for gravimetric analysis.
40:37.0.1.1.2.2.15.13SECTION 1065.195
   1065.195 PM-stabilization environment for in-situ analyzers.
40:37.0.1.1.2.3SUBPART C
Subpart C - Measurement Instruments
40:37.0.1.1.2.3.15SUBJGRP 15
   Measurement of Engine Parameters and Ambient Conditions
40:37.0.1.1.2.3.15.1SECTION 1065.201
   1065.201 Overview and general provisions.
40:37.0.1.1.2.3.15.2SECTION 1065.202
   1065.202 Data updating, recording, and control.
40:37.0.1.1.2.3.15.3SECTION 1065.205
   1065.205 Performance specifications for measurement instruments.
40:37.0.1.1.2.3.15.4SECTION 1065.210
   1065.210 Work input and output sensors.
40:37.0.1.1.2.3.15.5SECTION 1065.215
   1065.215 Pressure transducers, temperature sensors, and dewpoint sensors.
40:37.0.1.1.2.3.16SUBJGRP 16
   Flow-Related Measurements
40:37.0.1.1.2.3.16.6SECTION 1065.220
   1065.220 Fuel flow meter.
40:37.0.1.1.2.3.16.7SECTION 1065.225
   1065.225 Intake-air flow meter.
40:37.0.1.1.2.3.16.8SECTION 1065.230
   1065.230 Raw exhaust flow meter.
40:37.0.1.1.2.3.16.9SECTION 1065.240
   1065.240 Dilution air and diluted exhaust flow meters.
40:37.0.1.1.2.3.16.10SECTION 1065.245
   1065.245 Sample flow meter for batch sampling.
40:37.0.1.1.2.3.16.11SECTION 1065.247
   1065.247 Diesel exhaust fluid flow rate.
40:37.0.1.1.2.3.16.12SECTION 1065.248
   1065.248 Gas divider.
40:37.0.1.1.2.3.17SUBJGRP 17
   CO and CO2 Measurements
40:37.0.1.1.2.3.17.13SECTION 1065.250
   1065.250 Nondispersive infrared analyzer.
40:37.0.1.1.2.3.18SUBJGRP 18
   Hydrocarbon Measurements
40:37.0.1.1.2.3.18.14SECTION 1065.260
   1065.260 Flame-ionization detector.
40:37.0.1.1.2.3.18.15SECTION 1065.265
   1065.265 Nonmethane cutter.
40:37.0.1.1.2.3.18.16SECTION 1065.266
   1065.266 Fourier transform infrared analyzer.
40:37.0.1.1.2.3.18.17SECTION 1065.267
   1065.267 Gas chromatograph with a flame ionization detector.
40:37.0.1.1.2.3.18.18SECTION 1065.269
   1065.269 Photoacoustic analyzer for ethanol and methanol.
40:37.0.1.1.2.3.19SUBJGRP 19
   NOX and N2O Measurements
40:37.0.1.1.2.3.19.19SECTION 1065.270
   1065.270 Chemiluminescent detector.
40:37.0.1.1.2.3.19.20SECTION 1065.272
   1065.272 Nondispersive ultraviolet analyzer.
40:37.0.1.1.2.3.19.21SECTION 1065.275
   1065.275 N2O measurement devices.
40:37.0.1.1.2.3.20SUBJGRP 20
   O2 Measurements
40:37.0.1.1.2.3.20.22SECTION 1065.280
   1065.280 Paramagnetic and magnetopneumatic O2 detection analyzers.
40:37.0.1.1.2.3.21SUBJGRP 21
   Air-to-Fuel Ratio Measurements
40:37.0.1.1.2.3.21.23SECTION 1065.284
   1065.284 Zirconia (ZrO2) analyzer.
40:37.0.1.1.2.3.22SUBJGRP 22
   PM Measurements
40:37.0.1.1.2.3.22.24SECTION 1065.290
   1065.290 PM gravimetric balance.
40:37.0.1.1.2.3.22.25SECTION 1065.295
   1065.295 PM inertial balance for field-testing analysis.
40:37.0.1.1.2.4SUBPART D
Subpart D - Calibrations and Verifications
40:37.0.1.1.2.4.23SUBJGRP 23
   Measurement of Engine Parameters and Ambient Conditions
40:37.0.1.1.2.4.23.1SECTION 1065.301
   1065.301 Overview and general provisions.
40:37.0.1.1.2.4.23.2SECTION 1065.303
   1065.303 Summary of required calibration and verifications.
40:37.0.1.1.2.4.23.3SECTION 1065.305
   1065.305 Verifications for accuracy, repeatability, and noise.
40:37.0.1.1.2.4.23.4SECTION 1065.307
   1065.307 Linearity verification.
40:37.0.1.1.2.4.23.5SECTION 1065.308
   1065.308 Continuous gas analyzer system-response and updating-recording verification - for gas analyzers not continuously compensated for other gas species.
40:37.0.1.1.2.4.23.6SECTION 1065.309
   1065.309 Continuous gas analyzer system-response and updating-recording verification - for gas analyzers continuously compensated for other gas species.
40:37.0.1.1.2.4.23.7SECTION 1065.310
   1065.310 Torque calibration.
40:37.0.1.1.2.4.23.8SECTION 1065.315
   1065.315 Pressure, temperature, and dewpoint calibration.
40:37.0.1.1.2.4.24SUBJGRP 24
   Flow-Related Measurements
40:37.0.1.1.2.4.24.9SECTION 1065.320
   1065.320 Fuel-flow calibration.
40:37.0.1.1.2.4.24.10SECTION 1065.325
   1065.325 Intake-flow calibration.
40:37.0.1.1.2.4.24.11SECTION 1065.330
   1065.330 Exhaust-flow calibration.
40:37.0.1.1.2.4.24.12SECTION 1065.340
   1065.340 Diluted exhaust flow (CVS) calibration.
40:37.0.1.1.2.4.24.13SECTION 1065.341
   1065.341 CVS, PFD, and batch sampler verification (propane check).
40:37.0.1.1.2.4.24.14SECTION 1065.342
   1065.342 Sample dryer verification.
40:37.0.1.1.2.4.24.15SECTION 1065.345
   1065.345 Vacuum-side leak verification.
40:37.0.1.1.2.4.25SUBJGRP 25
   CO and CO2 Measurements
40:37.0.1.1.2.4.25.16SECTION 1065.350
   1065.350 H2O interference verification for CO2 NDIR analyzers.
40:37.0.1.1.2.4.25.17SECTION 1065.355
   1065.355 H2O and CO2 interference verification for CO NDIR analyzers.
40:37.0.1.1.2.4.26SUBJGRP 26
   Hydrocarbon Measurements
40:37.0.1.1.2.4.26.18SECTION 1065.360
   1065.360 FID optimization and verification.
40:37.0.1.1.2.4.26.19SECTION 1065.362
   1065.362 Non-stoichiometric raw exhaust FID O2 interference verification.
40:37.0.1.1.2.4.26.20SECTION 1065.365
   1065.365 Nonmethane cutter penetration fractions.
40:37.0.1.1.2.4.26.21SECTION 1065.366
   1065.366 Interference verification for FTIR analyzers.
40:37.0.1.1.2.4.26.22SECTION 1065.369
   1065.369 H2O, CO, and CO2 interference verification for photoacoustic alcohol analyzers.
40:37.0.1.1.2.4.27SUBJGRP 27
   NOX and N2O Measurements
40:37.0.1.1.2.4.27.23SECTION 1065.370
   1065.370 CLD CO2 and H2O quench verification.
40:37.0.1.1.2.4.27.24SECTION 1065.372
   1065.372 NDUV analyzer HC and H2O interference verification.
40:37.0.1.1.2.4.27.25SECTION 1065.375
   1065.375 Interference verification for N2O analyzers.
40:37.0.1.1.2.4.27.26SECTION 1065.376
   1065.376 Chiller NO2 penetration.
40:37.0.1.1.2.4.27.27SECTION 1065.378
   1065.378 NO2-to-NO converter conversion verification.
40:37.0.1.1.2.4.28SUBJGRP 28
   PM Measurements
40:37.0.1.1.2.4.28.28SECTION 1065.390
   1065.390 PM balance verifications and weighing process verification.
40:37.0.1.1.2.4.28.29SECTION 1065.395
   1065.395 Inertial PM balance verifications.
40:37.0.1.1.2.5SUBPART E
Subpart E - Engine Selection, Preparation, and Maintenance
40:37.0.1.1.2.5.29.1SECTION 1065.401
   1065.401 Test engine selection.
40:37.0.1.1.2.5.29.2SECTION 1065.405
   1065.405 Test engine preparation and maintenance.
40:37.0.1.1.2.5.29.3SECTION 1065.410
   1065.410 Maintenance limits for stabilized test engines.
40:37.0.1.1.2.5.29.4SECTION 1065.415
   1065.415 Durability demonstration.
40:37.0.1.1.2.6SUBPART F
Subpart F - Performing an Emission Test Over Specified Duty Cycles
40:37.0.1.1.2.6.29.1SECTION 1065.501
   1065.501 Overview.
40:37.0.1.1.2.6.29.2SECTION 1065.510
   1065.510 Engine mapping.
40:37.0.1.1.2.6.29.3SECTION 1065.512
   1065.512 Duty cycle generation.
40:37.0.1.1.2.6.29.4SECTION 1065.514
   1065.514 Cycle-validation criteria for operation over specified duty cycles.
40:37.0.1.1.2.6.29.5SECTION 1065.516
   1065.516 Sample system decontamination and preconditioning.
40:37.0.1.1.2.6.29.6SECTION 1065.518
   1065.518 Engine preconditioning.
40:37.0.1.1.2.6.29.7SECTION 1065.520
   1065.520 Pre-test verification procedures and pre-test data collection.
40:37.0.1.1.2.6.29.8SECTION 1065.525
   1065.525 Engine starting, restarting, and shutdown.
40:37.0.1.1.2.6.29.9SECTION 1065.526
   1065.526 Repeating of void modes or test intervals.
40:37.0.1.1.2.6.29.10SECTION 1065.530
   1065.530 Emission test sequence.
40:37.0.1.1.2.6.29.11SECTION 1065.545
   1065.545 Verification of proportional flow control for batch sampling.
40:37.0.1.1.2.6.29.12SECTION 1065.546
   1065.546 Verification of minimum dilution ratio for PM batch sampling.
40:37.0.1.1.2.6.29.13SECTION 1065.550
   1065.550 Gas analyzer range verification and drift verification.
40:37.0.1.1.2.6.29.14SECTION 1065.590
   1065.590 PM sampling media (e.g., filters) preconditioning and tare weighing.
40:37.0.1.1.2.6.29.15SECTION 1065.595
   1065.595 PM sample post-conditioning and total weighing.
40:37.0.1.1.2.7SUBPART G
Subpart G - Calculations and Data Requirements
40:37.0.1.1.2.7.29.1SECTION 1065.601
   1065.601 Overview.
40:37.0.1.1.2.7.29.2SECTION 1065.602
   1065.602 Statistics.
40:37.0.1.1.2.7.29.3SECTION 1065.610
   1065.610 Duty cycle generation.
40:37.0.1.1.2.7.29.4SECTION 1065.630
   1065.630 Local acceleration of gravity.
40:37.0.1.1.2.7.29.5SECTION 1065.640
   1065.640 Flow meter calibration calculations.
40:37.0.1.1.2.7.29.6SECTION 1065.642
   1065.642 PDP, SSV, and CFV molar flow rate calculations.
40:37.0.1.1.2.7.29.7SECTION 1065.644
   1065.644 Vacuum-decay leak rate.
40:37.0.1.1.2.7.29.8SECTION 1065.645
   1065.645 Amount of water in an ideal gas.
40:37.0.1.1.2.7.29.9SECTION 1065.650
   1065.650 Emission calculations.
40:37.0.1.1.2.7.29.10SECTION 1065.655
   1065.655 Chemical balances of fuel, intake air, and exhaust.
40:37.0.1.1.2.7.29.11SECTION 1065.659
   1065.659 Removed water correction.
40:37.0.1.1.2.7.29.12SECTION 1065.660
   1065.660 THC, NMHC, NMNEHC, CH4, and C2H6 determination.
40:37.0.1.1.2.7.29.13SECTION 1065.665
   1065.665 THCE and NMHCE determination.
40:37.0.1.1.2.7.29.14SECTION 1065.667
   1065.667 Dilution air background emission correction.
40:37.0.1.1.2.7.29.15SECTION 1065.670
   1065.670 NOX intake-air humidity and temperature corrections.
40:37.0.1.1.2.7.29.16SECTION 1065.672
   1065.672 Drift correction.
40:37.0.1.1.2.7.29.17SECTION 1065.675
   1065.675 CLD quench verification calculations.
40:37.0.1.1.2.7.29.18SECTION 1065.680
   1065.680 Adjusting emission levels to account for infrequently regenerating aftertreatment devices.
40:37.0.1.1.2.7.29.19SECTION 1065.690
   1065.690 Buoyancy correction for PM sample media.
40:37.0.1.1.2.7.29.20SECTION 1065.695
   1065.695 Data requirements.
40:37.0.1.1.2.8SUBPART H
Subpart H - Engine Fluids, Test Fuels, Analytical Gases and Other Calibration Standards
40:37.0.1.1.2.8.29.1SECTION 1065.701
   1065.701 General requirements for test fuels.
40:37.0.1.1.2.8.29.2SECTION 1065.703
   1065.703 Distillate diesel fuel.
40:37.0.1.1.2.8.29.3SECTION 1065.705
   1065.705 Residual and intermediate residual fuel.
40:37.0.1.1.2.8.29.4SECTION 1065.710
   1065.710 Gasoline.
40:37.0.1.1.2.8.29.5SECTION 1065.715
   1065.715 Natural gas.
40:37.0.1.1.2.8.29.6SECTION 1065.720
   1065.720 Liquefied petroleum gas.
40:37.0.1.1.2.8.29.7SECTION 1065.725
   1065.725 High-level ethanol-gasoline blends.
40:37.0.1.1.2.8.29.8SECTION 1065.735
   1065.735 Diesel exhaust fluid.
40:37.0.1.1.2.8.29.9SECTION 1065.740
   1065.740 Lubricants.
40:37.0.1.1.2.8.29.10SECTION 1065.745
   1065.745 Coolants.
40:37.0.1.1.2.8.29.11SECTION 1065.750
   1065.750 Analytical gases.
40:37.0.1.1.2.8.29.12SECTION 1065.790
   1065.790 Mass standards.
40:37.0.1.1.2.9SUBPART I
Subpart I - Testing With Oxygenated Fuels
40:37.0.1.1.2.9.29.1SECTION 1065.801
   1065.801 Applicability.
40:37.0.1.1.2.9.29.2SECTION 1065.805
   1065.805 Sampling system.
40:37.0.1.1.2.9.29.3SECTION 1065.845
   1065.845 Response factor determination.
40:37.0.1.1.2.9.29.4SECTION 1065.850
   1065.850 Calculations.
40:37.0.1.1.2.10SUBPART J
Subpart J - Field Testing and Portable Emission Measurement Systems
40:37.0.1.1.2.10.29.1SECTION 1065.901
   1065.901 Applicability.
40:37.0.1.1.2.10.29.2SECTION 1065.905
   1065.905 General provisions.
40:37.0.1.1.2.10.29.3SECTION 1065.910
   1065.910 PEMS auxiliary equipment for field testing.
40:37.0.1.1.2.10.29.4SECTION 1065.915
   1065.915 PEMS instruments.
40:37.0.1.1.2.10.29.5SECTION 1065.920
   1065.920 PEMS calibrations and verifications.
40:37.0.1.1.2.10.29.6SECTION 1065.925
   1065.925 PEMS preparation for field testing.
40:37.0.1.1.2.10.29.7SECTION 1065.930
   1065.930 Engine starting, restarting, and shutdown.
40:37.0.1.1.2.10.29.8SECTION 1065.935
   1065.935 Emission test sequence for field testing.
40:37.0.1.1.2.10.29.9SECTION 1065.940
   1065.940 Emission calculations.
40:37.0.1.1.2.11SUBPART K
Subpart K - Definitions and Other Reference Information
40:37.0.1.1.2.11.29.1SECTION 1065.1001
   1065.1001 Definitions.
40:37.0.1.1.2.11.29.2SECTION 1065.1005
   1065.1005 Symbols, abbreviations, acronyms, and units of measure.
40:37.0.1.1.2.11.29.3SECTION 1065.1010
   1065.1010 Incorporation by reference.
40:37.0.1.1.2.12SUBPART L
Subpart L - Methods for Unregulated and Special Pollutants
40:37.0.1.1.2.12.29SUBJGRP 29
   Semi-Volatile Organic Compounds
40:37.0.1.1.2.12.29.1SECTION 1065.1101
   1065.1101 Applicability.
40:37.0.1.1.2.12.29.2SECTION 1065.1103
   1065.1103 General provisions for SVOC measurement.
40:37.0.1.1.2.12.29.3SECTION 1065.1105
   1065.1105 Sampling system design.
40:37.0.1.1.2.12.29.4SECTION 1065.1107
   1065.1107 Sample media and sample system preparation; sample system assembly.
40:37.0.1.1.2.12.29.5SECTION 1065.1109
   1065.1109 Post-test sampler disassembly and sample extraction.
40:37.0.1.1.2.12.29.6SECTION 1065.1111
   1065.1111 Sample analysis.