1、 WORLDWIDE ENGINEERING STANDARDS Test Procedure GMW16818 In-Vehicle Odor Evaluation Method Copyright 2012 General Motors Company All Rights Reserved July 2012 Originating Department: GME Specification Center Page 1 of 12 1 Scope Note: Nothing in this standard supercedes applicable laws and regulatio
2、ns. Note: In the event of conflict between the English and domestic language, the English language shall take precedence. 1.1 Purpose. This standard shall be used to determine the odor propagation of an entire vehicle when subjected to room temperature and/or elevated temperatures. 1.2 Foreword. Thi
3、s specification defines the test methods for an In-Vehicle Odor Evaluation for an assembly plant site and/or in a testing chamber. 1.3 Applicability. All Passenger Vehicles. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specif
4、ications. None 2.2 GM Standards/Specifications. GMW3205 3 Resources 3.1 Facilities. 3.1.1 An adequate size testing chamber is required, e.g. test chamber for vehicle interior air testing; it shall be odorless and have an air flow If failed to the odor type distinguish test, people can do the test ag
5、ain after one hour; After pass the “Odor Type Distinguish” test, the testers can do the “Odor Grade Distinguish” test. Fill in the personal information on record sheet (see sheet 4) Finish the test and fill in the test results Submit the record sheet People do the test according to the record sheet
6、If all the people finished the test (Y/N The end of the odor grade distinguish test N Y Distinguish the odor grade of 1-butanol solution of different concentration Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking pe
7、rmitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16818 Copyright 2012 General Motors Company All Rights Reserved July 2012 Page 11 of 12 Sheet 3: The Record Sheet of Odor Type Distinguish The Record Sheet of Odor Type Distinguish Personal Information Name Smoker Y N Company
8、/Department Excessive gum/tobacco chewing Y N Phone Cold/sinus symptoms Y N chemical background Y N excessive perfume/cologne use Y N The test procedure 1. Distinguish different kinds of odor substance 2. If you experience an odor, please fill in “”, and choose the odor type as follows 3. If you don
9、t experience an odor, please fill in “” 4. After finish the test, please submit the record sheet No. If have odor Odor type 1 Flower Fruit Burned Moldy Sweaty Other_ 2 Flower Fruit Burned Moldy Sweaty Other_ 3 Flower Fruit Burned Moldy Sweaty Other_ 4 Flower Fruit Burned Moldy Sweaty Other_ 5 Flower
10、 Fruit Burned Moldy Sweaty Other_ 6 Flower Fruit Burned Moldy Sweaty Other_ 7 Flower Fruit Burned Moldy Sweaty Other_ C.6.2 The Test of Odor Grade distinguish. 1) The testers distinguish the odor Grade of different kinds of concentration of 1-butanol solution according to sheet 4 The description of
11、odor grade as below: Odorless, Trace, Tolerable, Annoying, Severe, Intolerable 2) Potential testers who distinguish all grades correctly are qualified to perform this standard. Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or
12、networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW16818 Copyright 2012 General Motors Company All Rights Reserved July 2012 Page 12 of 12 Sheet 4: The Record Sheet of Odor Grade Distinguish The Record Sheet of Odor Grade Distinguish Personal Information Name Smo
13、ker Y N Company/Department Excessive gum/tobacco chewing Y N Phone Cold/sinus symptoms Y N Chemical background Y N excessive perfume/cologne use Y N The test procedure: 1. Distinguish the solution of different concentration 2. Distinguish the concentration grade and fill in “” according to the descr
14、iption as follows: Odorless, Trace, Tolerable, Annoying, Severe, Intolerable 3. After finish the test, please submit the record sheet No. The description of different grade 1 Odorless Trace Tolerable Annoying Severe Intolerable 2 Odorless Trace Tolerable Annoying Severe Intolerable 3 Odorless Trace
15、Tolerable Annoying Severe Intolerable 4 Odorless Trace Tolerable Annoying Severe Intolerable 5 Odorless Trace Tolerable Annoying Severe Intolerable 6 Odorless Trace Tolerable Annoying Severe Intolerable Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
