GMW GMW3064-2011 Performance Validation of Automatic Climate Control Issue 2 English《自动气候控制的性能验证 第2次出版(英文版本)》.pdf

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1、 WORLDWIDE ENGINEERING STANDARDS Test Procedure GMW3064 Performance Validation of Automatic Climate Control Copyright 2011 General Motors Company All Rights Reserved December 2011 Originating Department: North American Engineering Standards Page 1 of 10 1 Scope Note: Nothing in this standard superce

2、des applicable laws and regulations. Note: In the event of conflict between the English and domestic language, the English language shall take precedence. 1.1 Purpose. Validation of the performance capability of an automatic vehicle Heating, Ventilating, Air Conditioning (HVAC) system by reproducibl

3、e measurements in a climatic wind tunnel. 1.2 Foreword. Not applicable. 1.3 Applicability. For all passenger vehicles with an Air Conditioning (A/C) system. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. None 2.

4、2 GM Standards/Specifications. GMW15845 3 Resources 3.1 Facilities. 3.1.1 Climatic wind tunnel including a chassis dynamometer with adjusting possibilities for a vehicle speed of 110 km/h minimum, a wind speed of 110 km/h minimum, an ambient temperature of 35 C to +50 C minimum and a relative humidi

5、ty of 80% minimum. 3.1.2 Capability of solar radiation simulation with a power of 1100 W/m. 3.2 Equipment. 3.2.1 General. 3.2.1.1 Temperature measuring and recording equipment for at least 16 measuring points. 3.2.1.2 Pressure measuring and recording equipment for at least three (3) measuring points

6、 in the refrigerant circuit. 3.2.1.3 Measuring and recording equipment for the engine speed. 3.2.1.4 Measuring and recording equipment for voltage and current for compartment blower(s), battery(ies), and engine cooling fans (if applicable). 3.2.1.5 Device for operation and adjustment of accelerator

7、pedal. 3.2.1.6 Battery Charger to maintain battery during warmup (see 4.2.2.1.1). 3.3 Test Vehicle/Test Piece. Passenger vehicles equipped with an A/C system. 3.4 Test Time. See 4.3.1 and 4.3.2. Calendar time: Not applicable Test hours: Not applicable Coordination hours: Not applicable 3.5 Test Requ

8、ired Information. Test conditions as specified by the Vehicle Technical Specification (VTS). Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS

9、 GMW3064 Copyright 2011 General Motors Company All Rights Reserved December 2011 Page 2 of 10 3.6 Personnel/Skills. One (1) climatic tunnel operator, One (1) driver (if necessary). 4 Procedure 4.1 Preparation. The vehicle shall be prepared for the climatic tunnel per GMW15845 and shall be equipped w

10、ith devices according to 3.2 and 4.3.3. Front seat in rearmost position (manual and power actuation); seats shall be in no tilt full down position. If front seat has back rest tilt feature, place in the full upright position. 4.2 Conditions. 4.2.1 Environmental Conditions. 4.2.1.1 Ambient Temperatur

11、e. As described in the testing matrix. 4.2.2 Test Conditions. Deviations from the requirements of this standard shall have been agreed upon. Such requirements shall be specified on component drawings, test certificates, reports, etc. 4.2.2.1 Vehicle Conditioning - Tunnel Cycle One (1). 4.2.2.1.1 War

12、mup. Wind Speed: Optional Temperature: Test temperature Engine: Off Blower: Medium Blower Condition Battery Connected to Charger Windows: Optional Air Direction: A/C Outlet Mode Sun Load: On Time: Until the temperature of the body mass (e.g., seat rail) has achieved the test temperature. 4.2.2.1.2 P

13、re-Soak. Wind Speed: 50 km/h Temperature: Test temperature Engine: On (idle) Compressor Off Blower: Medium Blower Condition Windows: Open Air Direction: A/C Outlet mode Outside Air Mode: (OSA) Sun Load: Off Time: 30 minutes 4.2.2.1.3 Soak Conditions. Wind Speed: As required to maintain test conditio

14、ns (e.g., 5 km/h) Temperature: Test temperature Engine: Off Blower: Off Windows: Closed Air Direction: A/C mode with all outlets open Recirculate mode: (P/R) Sun Load: On Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networ

15、king permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW3064 Copyright 2011 General Motors Company All Rights Reserved December 2011 Page 3 of 10 Time: Depending on the installed sun simulation equipment, the time shall be defined as the equivalent period, 50 minimum, to re

16、ach the same soak results as obtained with natural sun load of 1 h at 1000 W/m (or as specified by the corresponding VTS) at test temperature. 4.2.2.2 Vehicle Conditioning - Tunnel Cycle Two (2). 4.2.2.2.1 Soak. It shall be ensured that the entire vehicle is at a uniform temperature (vehicle mass, e

17、.g., seat rail) which is in the range of 1 K of the ambient temperature prior to start of test. The engine oil temperature shall be in the range of 1 K of the ambient temperature. 4.2.2.2.2 Warmup Conditions. Vehicle and wind speeds as specified in the measurement program (see 4.3.1). 4.2.2.3 Idle C

18、onditions. The wind speed in front of the radiator shall be 0 km/h. 4.2.2.4 Electrical Power Supply. All electrical systems are supplied by the internal vehicle power supply. The battery shall be fully charged before the test. The blower speed (voltage) is defined by the corresponding VTS. 4.2.2.5 G

19、ear Step or Drive Position. Table 1: Gear Steps or Drive Positions Transmission 40 km/h 50 km/h 60 km/h 80 km/h Idle MT4 3 4 4 4 Neutral MT5 WR Note 1 3 4 4 4 Neutral MT5 CR Note 2 3 5 5 5 Neutral AT Note 3 Note 3 Note 3 Note 3 Note 3 Note 3 Note 1: 5th Gear = Overdrive. Note 2: 5th Gear = 1:1 Gear

20、Ratio. Note 3: Highest Drive Gear. Note: The specified vehicle speeds are driven at road load (on level stretches without acceleration). Note: For repeat measurements on vehicles with automatic transmissions, it shall be ensured that same vehicle speeds are driven at the same lowest engine speeds. C

21、opyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW3064 Copyright 2011 General Motors Company All Rights Reserved December 2011 Page 4 of 10

22、4.3 Instructions. 4.3.1 Climatic Tunnel Cycle One (1). Key to Figure 1: 1 = Warmup 2 = Pre-Soak 3 = Soak 4 = OSA 5 = P/R 6 = Variable, See 4.2.2.1.1 7 = See 4.2.2.2 8 = Test Time in Minutes (min = minutes) Figure 1: Climatic Tunnel Cycle One (1) 4.3.2 Climatic Tunnel Cycle Two (2). Key to Figure 2:

23、1 = Soak 2 = Warmup 3 = Idle 4 = OSA 5 = Variable, See 4.2.2.1 6 = Time in Minutes Figure 2: Climatic Tunnel Cycle Two (2) 4.3.3 Measuring Values and Data to be Recorded. 4.3.3.1 Temperatures in Degree Celsius (C). Ambient Coolant, heater core in Coolant, heater core out Coolant, rear heater core in

24、 (if applicable) Coolant, rear heater core out (if applicable) Coolant, cylinder head or under stat Coolant, radiator out Engine oil (bottom of the oil dipstick) Refrigerant, compressor-out Refrigerant, before expansion device Copyright General Motors Company Provided by IHS under license with Gener

25、al Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW3064 Copyright 2011 General Motors Company All Rights Reserved December 2011 Page 5 of 10 Refrigerant, before rear expansion device (where applicable) Refrigerant

26、, evaporator-out Refrigerant, rear evaporator-out (where applicable) Refrigerant, compressor-in Footwell, front left Footwell, front right Footwell, 2nd seat row left (if applicable) Footwell, 2nd seat row right (if applicable) Footwell, 3rd seat row left (if applicable) Footwell, 3rd seat row right

27、 (if applicable) 2x air intake compartment blower (OSA-P/R) 2x air intake rear compartment blower (where applicable) Air outlet vents Air outlet rear passenger compartment vents (where applicable) Air outlet, footwell, front left Air outlet, footwell, front right Air outlet, footwell, 2nd row left (

28、if applicable) Air outlet, footwell, 2nd row right (if applicable) Air outlet, footwell, 3rd row left (if applicable) Air outlet, footwell, 3rd row right (if applicable) Air windshield defroster left Air windshield defroster right Breath level, all seating positions Grille temperature(s) Body mass (

29、e.g., seat rail) 4.3.3.2 Pressure in kilopascal (kPa). Compressor Discharge Liquid-line Evaporator-out Rear evaporator-out (where applicable) 4.3.3.3 Electrical Voltage in (Volt) V and Current in Ampere (A). Passenger compartment blower(s) All cooling fans Battery (only voltage) 4.3.3.4 Speed in min

30、-1 (or rpm). Engine. 4.3.3.5 Specific Wind Tunnel Data. Vehicle speed in kilometer per hour (km/h) Wind speed in kilometer per hour (km/h) Traction force of chassis dynamometer in Newton (N) Relative humidity in the climatic tunnel in percent (%) Sun load Copyright General Motors Company Provided by

31、 IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW3064 Copyright 2011 General Motors Company All Rights Reserved December 2011 Page 6 of 10 4.3.3.6 Further Data. Vehicle data, mileage

32、 and description of the system to be validated Test number and date Name of the person in charge of the test and the driver (if applicable) List of calibrated test equipment 4.3.4 Test Description. Note: If necessary the driver can stay in the vehicle (for speed adjustment and gear changing), but it

33、 is recommended that the tunnel operator make all adjustments. Follow the tunnel cycle as described in 4.3.1 or 4.3.2. 5 Data 5.1 Calculations. Not applicable. 5.2 Interpretation of Results. The targets are defined by the VTS. 5.3 Test Documentation. With reference to this test procedure the results

34、 of the measurements shall be presented in a test report. 6 Safety This standard may involve hazardous materials, operations, and equipment. This standard does not propose to address all the safety problems associated with its use. It is the responsibility of the user of this standard to establish a

35、ppropriate safety and health practices and determine the applicability of regulatory limitations prior to use. 7 Notes 7.1 Glossary. Air Outlet Vents: Air Outlet Vents is the average of the air outlet temperatures at the vent nozzles. The temperature sensors shall be installed per GMW15845. Breath L

36、evel: The breath level is the average value for each seat position for each seat row of the breath level temperatures in the vehicle. The temperature sensor(s) for each seat position shall be installed according to GMW15845. Note: The vent nozzles shall be adjusted per GMW15845. If rear window desig

37、n allows direct overhead sunload to impinge on thermocouples, shield thermocouples as necessary to avoid direct solar impingement. Footwell: Footwell is the average of a minimum of three temperatures in each footwell area. The temperature measurement points are located per GMW15845. Idle: Idle opera

38、tion after the warmup phase as specified by the test program. Soak: Allow vehicle to cool down with hood and side windows open. Test Temperature: Test Temperature is the climatic tunnel ambient temperature as defined per the VTS for the specific test condition. Warmup: The vehicle shall be warmed up

39、 at various vehicle and blower speeds to the specified schedule. 7.2 Acronyms, Abbreviations, and Symbols. AC Air Conditioning ACC Automatic Climate Control HVAC Heating, Ventilating, Air Conditioning min-1 Revolutions per minute (rpm) OSA Outside Air Mode P/R Recirculate Mode TXV/OT Thermal Expansi

40、on Valve/Orifice Tube VTS Vehicle Technical Specification Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW3064 Copyright 2011 General Mot

41、ors Company All Rights Reserved December 2011 Page 7 of 10 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: Test to GMW3064 9 Release and Revisions This standard was originated in September 1998. It was first approved by HVAC and Powertrain Cooling in

42、 August 2002. It was first published in August 2002. Issue Publication Date Description (Organization) 1 AUG 2002 Initial publication. 2 DEC 2011 5 Year Refresh. (HVAC and Powertrain Cooling) Copyright General Motors Company Provided by IHS under license with General Motors CompanyNot for ResaleNo r

43、eproduction or networking permitted without license from IHS-,-,-GM WORLDWIDE ENGINEERING STANDARDS GMW3064 Copyright 2011 General Motors Company All Rights Reserved December 2011 Page 8 of 10 Appendix A Table A1: Measuring Values and Data to be Recorded No. Unit Test Point Remarks 1 C Temperature A

44、mbient 2 C Temperature Coolant cylinder head 3 C Temperature Refrigerant compressor out 4 C Temperature Refrigerant before TXV/OT 5 C Temperature Refrigerant before rear TXV/OT where applicable 6 C Temperature Refrigerant evaporator out 7 C Temperature Refrigerant rear evaporator out where applicabl

45、e 8 C Temperature Refrigerant compressor in 9 C Temperature Compartment blower outside air in 10 C Temperature Compartment blower recirculate air in 11 C Temperature Rear compartment blower outside air in where applicable 12 C Temperature Rear compartment blower recirculate air in where applicable 1

46、3 C Temperature Instrument panel air outlet left 14 C Temperature Instrument panel air outlet center left 15 C Temperature Instrument panel air outlet center right 16 C Temperature Instrument panel air outlet right 17 C Temperature Rear A/C air outlet left where applicable 18 C Temperature Rear A/C

47、air outlet center where applicable 19 C Temperature Rear A/C air outlet right where applicable 20 C Temperature Breath level front left 21 C Temperature Breath level front right 22 C Temperature Breath level second seat row left where applicable 23 C Temperature Breath level second seat row right wh

48、ere applicable 24 C Temperature Breath level third seat row left where applicable 25 C Temperature Breath level third seat row right where applicable 26 C Temperature Radiator Grille 27 C Temperature Body mass (e.g., seat rail) 28 kPa Pressure Compressor discharge 29 kPa Pressure Liquid line (before TXV/OT) 30 kPa Pressure Evaporator out 31 kPa Pressure Rear evaporator out where applicable 32 V Voltage Compartment blower 33 A Current Compartment blower 34 V Voltage Rear co