IEEE Electrification Magazine - December 2017 - 22
Key Temperatures During Schipol Cycle 30 min Transient
210
Cooling Air from Fan:
6.8 kg/min (15 lbm/min) at 54.4 °C (130 °F)
T Initial and T Ambient: 48.9 °C (120 °F)
Maximum Continuous for
Windings ~200 °C
Temperature (°C)
170
Maximum Continuous for
Bearings ~150 °C
130
90
50
0
600
1,200
Time (s)
1,800
Air Inlet from Fan, °C
Typical Winding End Turn, °C
Bearing at GB End, °C
Air Outlet, °C
Winding Tmax, °C
End Belt at Revolver Location, °C
Figure 15. The thermal test results for the taxi cycle.
TABLE 4. The motor testing summary.
22
Test Description
Test Procedure
Test Motor
Part Number
Motor Serial Number
Test Status
Motor electomagnetic
performance (PAS)
HON PFTP67610034
M1, M2
R001, R011
Pass
Motor electromagnetic
performance (technology
readiness level 4/5)
HON FTP67610034
M4
R015
Pass
Thermal performance
HON test procedure
M4
R015
Pass
Acoustic test
HON test procedure
M5
R017
Pass
Humidity test
RTCA/DO160G section 6,
category C
M5
R017
Pass
Waterproof test
RTCA/DO160G section 10,
category S
M5
R017
Pass
Vibration test
Safran DR73789 section 3
M5
R017
Pass
Thermal endurance test
HON procedure
M4
R015
Pass
Bearing endurance test
HON procedure
M4
R015
Pass
Motor cool down test
HON procedure
M4
R015
Complete
Load points test
Safran procedure
M4
R015
Complete
I E E E E l e c t r i f i cati o n M a gaz ine / DECEMBER 2017
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