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Table 6 Average friction power losses of connecting-rod bearing and main bearings at full load and different speed

From: Lubrication Performance of Connecting-Rod and Main Bearing in Different Engine Operating Conditions

Speed (r/min)

Connecting-rod bearing (W)

No. 1 main bearing (W)

No. 2 main bearing (W)

No. 3 main bearing (W)

No. 4 main bearing (W)

No. 5 main bearing (W)

1200

43.74

56.53

49.53

55.55

50.73

57.45

1600

83.55

98.02

95.14

114.62

98.54

97.20

1800

102.09

118.07

124.11

145.81

129.42

117.84

2000

132.33

161.82

144.88

180.93

155.34

153.26

2200

150.77

201.86

189.04

218.17

201.40

185.02

2400

177.09

242.79

226.87

255.20

244.85

216.11

2800

245.28

293.11

252.78

463.87

290.62

248.65

3200

271.30

413.43

392.23

515.31

442.73

382.44