ASTM D7589-2015 red 6928 Standard Test Method for Measurement of Effects of Automotive Engine Oils on Fuel Economy of Passenger Cars and Light-Duty Trucks in Sequence VID Spark Ign.pdf
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1、Designation: D7589 14D7589 15Standard Test Method forMeasurement of Effects of Automotive Engine Oils on FuelEconomy of Passenger Cars and Light-Duty Trucks inSequence VID Spark Ignition Engine1,2This standard is issued under the fixed designation D7589; the number immediately following the designat
2、ion indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.INTRODUCTIONThis test method can be used by an
3、y properly equipped laboratory without outside assistance.However, the ASTM Test Monitoring Center (TMC)3 provides reference oils and assessment of thetest results obtained on those oils by the laboratory (see AnnexA1). By this means, the laboratory willknow whether their use of this test method giv
4、es results statistically similar to those obtained by otherlaboratories. Furthermore, various agencies require that a laboratory utilize the TMC services inseeking qualification of oils against specifications. For example, the American Petroleum Institute(API) imposes such a requirement, in connecti
5、on with several U.S. Army engine lubricating oilspecifications. Accordingly, this test method is written for use by laboratories that utilize the TMCservices. Laboratories that choose not to use those services may simply ignore those portions of thistest method that refer to the TMC. This test metho
6、d may be modified by means of Information Lettersissued by the TMC. In addition, the TMC may issue supplementary memoranda related to this testmethod. Users of this test method shall contact the TMC, Attention: Administrator, to obtain the mostrecent of these information letters.1. Scope*1.1 This te
7、st method covers an engine test procedure for the measurement of the effects of automotive engine oils on the fueleconomy of passenger cars and light-duty trucks with gross vehicle weight 3856 kg or less. The tests are conducted using aspecified spark-ignition engine with a displacement of 3.6 L (Ge
8、neral Motors)4 on a dynamometer test stand. It applies to multiviscosity grade oils used in these applications.1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.1.2.1 ExceptionsWhere there is no direct equivalent such as the
9、 units for screw threads, National Pipe threads/diameters,tubing size, and single source supply equipment specifications. Additionally, Brake Fuel Consumption (BSFC) is measured inkilograms per kilowatthour.1.3 This standard does not purport to address all of the safety concerns, if any, associated
10、with its use. It is the responsibilityof the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatorylimitations prior to use.1.4 This test method is arranged as follows:Subject SectionIntroductionScope 1Referenced Documents 21 This tes
11、t method is under the jurisdiction ofASTM Committee D02 on Petroleum Products, Liquid Fuels, and Lubricants and is the direct responsibility of SubcommitteeD02.B0.10 on Standards Acceleration.Current edition approved May 1, 2014Feb. 1, 2015. Published June 2014February 2015. Originally approved in 2
12、009. Last previous edition approved in 20132014 asD7589 13.D7589 14. DOI:10.1520/D7589-14.DOI:10.1520/D7589-15.2 The multi-cylinder engine test sequences were originally developed by an ASTM Committee D02 group. Subsequently, the procedures were published in an ASTMspecial technical publication. The
13、 Sequence VIB was published as Research Report RR:D02-1469, dated April 8, 1999.3 The ASTM Test Monitoring Center will update changes in this test method by means of Information Letters. This edition includes all information letters through No.131.141. Information letters may be obtained from the AS
14、TM Test Monitoring Center, 6555 Penn Avenue, Pittsburgh, PA 15206-4489, Attention: Administrator.4 Trademark of General Motors Corporation, 300 Renaissance Center, Detroit, MI 48265.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of wh
15、at changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered th
16、e official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1Subject SectionTerminology 3Summary of Test Method 4Significance and Use 5Apparatus 6General 6.1Test
17、Engine Configuration 6.2Laboratory Ambient Conditions 6.3Engine Speed and Torque Control 6.4Dynamometer 6.4.1Dynamometer Torque 6.4.2Engine Cooling System 6.5External Oil System 6.6Fuel System 6.7Fuel Flow Measurement 6.7.2Fuel Temperature and Pressure Control to the FuelFlowmeter6.7.3Fuel Temperatu
18、re and Pressure Control to Engine Fuel Rail 6.7.4Fuel Supply Pumps 6.7.5Fuel Filtering 6.7.6Engine Intake Air Supply 6.8Intake Air Humidity 6.8.1Intake Air Filtration 6.8.2Intake Air Pressure Relief 6.8.3Temperature Measurement 6.9Thermocouple Location 6.9.5AFR Determination 6.10Exhaust and Exhaust
19、Back Pressure Systems 6.11Exhaust Manifolds 6.11.1Laboratory Exhaust System 6.11.2Exhaust Back Pressure 6.11.3Pressure Measurement and Pressure Sensor Locations 6.12Engine Oil 6.12.2Fuel to Fuel Flowmeter 6.12.3Fuel to Engine Fuel Rail 6.12.4Exhaust Back Pressure 6.12.5Intake Air 6.12.6Intake Manifo
20、ld Vacuum/Absolute Pressure 6.12.7Coolant Flow Differential Pressure 6.12.8Crankcase Pressure 6.12.9Engine Hardware and Related Apparatus 6.13Test Engine Configuration 6.13.1ECU (Power Control Module) 6.13.2Thermostat Block-Off Adapter Plate 6.13.3Wiring Harness 6.13.4Oil Pan 6.13.5Engine Water Pump
21、 Adapter Plate 6.13.6Thermostat Block-Off Plate 6.13.7Oil Filter Adapter Plate 6.13.8Modified Throttle Body Assembly 6.13.9Fuel Rail 6.13.10Miscellaneous Apparatus Related to Engine Operation 6.14Reagents and Materials 7Engine Oil 7.1Test Fuel 7.2Engine Coolant 7.3Cleaning Materials 7.4Preparation o
22、f Apparatus 8Test Stand Preparation 8.2Engine Preparation 9Cleaning of Engine Parts 9.3Engine Assembly Procedure 9.4General Assembly Instructions 9.4.1Bolt Torque Specifications 9.4.2Sealing Compounds 9.4.3Harmonic Balancer 9.4.5Thermostat 9.4.6Coolant Inlet 9.4.7Oil Filter Adapter 9.4.8Dipstick Tub
23、e 9.4.9Sensors, Switches, Valves, and Positioners 9.4.10Ignition System 9.4.11Fuel Injection System 9.4.12Intake Air System 9.4.13Engine Management System 9.4.14Accessory Drive Units 9.4.15Exhaust Manifolds 9.4.16Engine Flywheel and Guards 9.4.17D7589 152Subject SectionLifting of Assembled Engines 9
24、.4.18Engine Mounts 9.4.19Non-Phased Camshaft Gears 9.4.20Internal Coolant Orifice 9.4.21Calibration 10Stand/Engine Calibration 10.1Procedure 10.1.1Reporting of Reference Results 10.1.2Analysis of Reference/Calibration Oils 10.1.3Instrument Calibration 10.2Engine Torque Measurement System 10.2.3Fuel
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