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董学锋Dong xuefeng 时间:20145轻型车节油与轻量化技术应用 Fuel saving of light-duty vehicle and application of light weight Tech

轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

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Page 1: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

董学锋Dong xuefeng

时间:2014年5月

轻型车节油与轻量化技术应用 Fuel saving of light-duty vehicle and application of light weight Tech

Page 2: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

近期31%

汽车节能减排-车企必为的工作

Reducing emissions-the work must be done by automobile enterprises

汽车节能减排REDUCING EMISSIONS AND IMPROVING FUEL EFFICIENCY

不论汽车对雾霾影响多大,但肯定是之一,因此汽车节能减排是车企的重点工作之一 No mater how much it would be, auto emissions is one source of fog and haze

Page 3: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

节约能源,改善环境

Save energy, improve environment

汽车vehicle

改善交通Improve

Transportation 驾驶习惯Improve

Driving habits 自身改进Improve

Vehicle

汽车节能减排途径

The critical way of reducing

emissions and improving fuel

efficiency of vehicle

汽车节能减排REDUCING EMISSIONS AND IMPROVING FUEL EFFICIENCY

Page 4: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

各国汽车节能减排的法规不目标

The targets of FC in the world

汽车节能减排REDUCING EMISSIONS AND IMPROVING FUEL EFFICIENCY

油耗目标对比

欧美日中乘用车碳排放限值(g CO2/km)

160

13095

242

140 113 89147 126 105

189 162118

实际2006

目标2015

目标2020

实际2006

目标2015

目标2020

目标2025

实际2006

目标2015

目标2020

实际2006

目标2015

目标2020

欧盟 美国 日本 中国

注:美国为轿车碳排放值,日本采用 10-15 工况数值。

燃油与 CO2换算关系

汽油:1 L/100km=23.5 g CO2/km 柴油:1 L/100km=26.9 g CO2/km

The CO2 limits of passenger car in EURO USA JAPAN & CHINA

Page 5: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

燃油消耗不整车重量FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

燃料热能不行驶能耗 Fuel energy and driving performance

G 汽车重量 weight f 滚动阻力

i 道路的坡度系数

δ 车旋转质量换算系数

Exhaust

Exhaust Cooling

1 滚动阻力

2 坡度阻力

3 加速阻力

制动减速

4 空气阻力

功率消耗

有效工作

Power consumption

1 rolling resistance

2 grade resistance

3 acceleration resistance

4 air friction

Page 6: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

燃油消耗不有效工作 FUEL CONSUMPTION AND EFFICIENCY

燃料热能不能量损失 the fuel energy and loss

有效工作

Page 7: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

燃油消耗不整车重量 FC VS VEHICLE WEIGHT

燃料热能不行驶能耗 Fuel energy and driving performance

G 汽车重量weight

f 滚动阻力

i 道路的坡度系数

δ 车旋转质量换算系数

Exhaust Cooling

1 滚动阻力

2 坡度阻力

3 加速阻力

制动减速

4 空气阻力

功率消耗

1 rolling resistance

2 grade resistance

3 acceleration resistance

4 air friction

Power consumption

Page 8: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

现代汽车的效率 modern vehicle efficiency

燃油消耗不系统效率 FC AND SYSTEM EFFICIENCY

发动机

怠速停车7.14%

附件2.00%

发动机损耗68.35%

传动系损耗2.93%

空气阻力6.63%

滚动阻力7.09%

制动5.86%

22.51% 19.58%

轿车NEDC循环工况能量平衡-H7蓝途(20TD+7DCT350R)

100.00%

8.57L/100km

燃料能量

Q+2%

Q-2%

Q

CD

CD+10% CD-10%

油耗 FC(NEDC)

风阻系数

Aerodynamic

drag coefficient

Q+1~3%

Q-1~3%

Q

n n+10% n-10%

油耗

FC(NEDC)

滚动阻力

rolling resistance

Q+0.6%

Q-0.6%

Q

n n+1% n-1%

油耗NEDC

传动效率

transmitting efficiency transmitting loss engine loss

engine

Transmission

air friction

rolling resistance

wheel

brake

Idling stand-by accessory

Page 9: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

2010 345 389 449 737 714 367 103

2011 349 425 411 722 712 372 105

2012 381 439 410 707 705 364 99

2013 374 448 409 725 737 379 84

3厢 旅行 MPV SUV 2厢

车型种类(Type)

汽车节能减排(全球车辆特征) REDUCING EMISSIONS AND IMPROVING FUEL EFFICIENCY (TOTAL VEHICLE IN THE WORLD)

全球车型数量(the numbers of passenger car type and model in the world )

VAN

SUV

WAGON

HATCHBACK NOTCHBACK

RACING

PICKUP

Page 10: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

3厢 旅行 MPV

SUV

SUV 2厢

车型种类(Type)

车辆级别

(segment)

[大小]

[轻重]

纵置 横置

四驱 后驱 前驱 四驱

车辆级别

(segment)

[大小]

[轻重]

传动方式

发动机技术

产品性能特征(重量/油耗…..) 分析维度说明

Performance (e.g. fuel consumption…)

汽车节能减排(全球车辆特征) REDUCING EMISSIONS AND IMPROVING FUEL EFFICIENCY

driveline

Engine

tech/TYPE

transversal longitudinal

4WD FR 4WD FF

weight

dimensions

Page 11: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

按排量(计)按功率(计) C CA CC G K L LS P V 汽油车 柴油车

386 1020 195 139 33 389 449 715 737 103 345 2151 954 3105

B4 4 7 8 3 7 13 5 18

B6 8 11 11 7 1 1 20 20

R2 1 1 1 1 1

R3 18 45 5 4 1 10 4 86 1 95 16 111

R4 182 560 83 63 21 188 337 404 625 43 311 1298 777 2075

R5 9 20 6 7 8 16 13 3 3 2 30 28 58

R6 13 32 16 7 6 18 27 39 3 2 82 36 118

V6 65 178 30 21 3 96 36 136 10 19 30 302 79 381

V8 53 114 25 19 3 63 11 76 1 34 221 11 232

V10 5 8 4 3 1 3 4 14 1 15

V12 11 15 10 6 1 14 30 1 31

W型 W12 1 6 3 2 1 6 12 12

转子 WA2 2 2 2 2 2

R4+E 8 12 4 10 1 1 16 16

V6+E 2 4 2 2 4 4

V8+E 4 5 5 4 2 11 11

386 1020 195 139 33 389 449 715 737 103 345 2151 954 3105合计

水平对置

按发动机

类别合计

直列

V型

混合动力

按车身型

式合计

按车身型式 按燃料合计按车型数

发动机类型 类型+气缸数

按类型合计

C CA CC G LS P V K L

车型种类不发动机类别

Vehicle type and engine

乘用车发动机/车身技术特征 ENGINE & VEHICLE BODY

Page 12: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

全球车辆(车型)CO2排放水平不年代的变化关系

CO2 emissions vs model year in the world

0

100

200

300

400

500

600

700

0 500 1000 1500 2000 2500 3000 3500

整车整备质量[C+G+K+L+LS+V+P}/kg

CO2 g/km

系列1

系列2

系列3

系列4

线性 (系列1)

线性 (系列2)

线性 (系列3)

线性 (系列4)

2013

2011

2010

2012

2010

2011

2012

2013

汽车节能减排(全球车辆特征) Reducing emissions and Improving fuel efficiency

全球车辆CO2排放2013年整体效果显现,体现了产品换代?

Co2 emissions of passenger car in 2013 much lower than last year

Page 13: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

y = -0.498x + 10.99

y = -0.25x + 7.66

y = -0.12x + 7.505

0

2

4

6

8

10

12

14

2010 2011 2012 2013

年代

油耗

/L/100km

G

K/L/LS

V

线性 (G)

线性 (K/L/LS)

线性 (V)

【数据来源:全球名车录2010-2013 技术数据】

2020F 7.50 5.91 6.66

油耗平均值随年代的变化

乘用车的油耗现状不趋势【全球市场】 FC STATES & TRENDS IN THE WORLD

2010 10. 6 7. 4 7. 42011 9. 92 7. 17 7. 282012 9. 32 6. 92 7. 072013 9. 14 6. 65 7. 07

G K/L/LS V

不分燃料类别

Fuel consumption vs model year in the world

轿车(旅行车\两厢\三厢轿车)

SUV车型的油耗,每年平均以0.5 L/100km的速度在下降 SUV FC 0.5(L/100km)/per year

轿车车型的的油耗,每年平均以0.25 L/100km的速度在下降 Sedan FC 0.25(L/100km)/per year

VAN车型的油耗,每年平均以0.12 L/100km的速度在下降 VAN FC 0.12(L/100km)/per year

年代(YEAR)

FC

Page 14: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

y = -35.84x + 1966.9

y = 8.57x + 1399.4

y = 5.02x + 1598.7

1000

1100

1200

1300

1400

1500

1600

1700

1800

1900

2000

2010 2011 2012 2013

年代

整车

整备

质量

/kg

G

K/L/LS

V

线性 (G)

线性 (K/L/LS)

线性 (V)

【数据来源:全球名车录2010-2013 技术数据】

G K/L/LS V2010 1943. 5 1409. 1 1602. 32011 1883. 3 1415. 1 1604. 22012 1845. 9 1424. 6 1626. 82013 1836. 5 1434. 5 1611. 5

整备质量平均值不年代 average curb weight with time in order

乘用车的整备质量现状不趋势【全球市场】 CURB WEIGHT STATES & TRENDS IN THE WORLD

SUV车型的整备质量,每年平均以36kg的速度在下降 SUV CW 36kg/per year

VAN(MPV)车型的整备质量,每年平均以5kg的速度在上升 VAN CW 5 kg/per year

轿车车型的整备质量,每年平均以8.5kg的速度在上升 SEDAN CW 8.5kg/per year

Curb

weig

ht

年代(YEAR)

Page 15: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

y = 204.67x - 1010.9

y = 213.46x - 1145.7

500

1000

1500

2000

2500

3000

3500

8 10 12 14 16 18 20 22

三厢轿车体积/M3

整备质量/kg

2010

2011

2012

2013

线性 (2010)

线性 (2013)

小型车车重略有降低,大型车略有升高,整体变化丌明显

The sedan curb weight changed little during four years (from 2010 to 2013)

整备质量不车体大小 Sedan curb weight with the volume

【数据来源:全球名车录2010-2013技术数据】

整备质量随年代的变化【全球市场】 CURB WEIGHT WITH TIME IN ORDER IN THE WORLD

小型 微型 紧凑型 中型 中大型 豪华型

分级 Segment

A00 A0 A B C D

欧洲分法EURO A B C D E F

大众分法VW

min small medium large executive luxury

中国说法CHINA

Page 16: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

y = 24.3x + 814.6

y = 109.

9x - 19.

2

y = -109.1x + 2150.8

y = 91.1

x - 120.

3

0

200

400

600

800

1000

1200

1400

1600

1800

2000

2200

2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018

年代

发动

机类

型数

DD

其中(DD+T)

ED

其中(ED+T)

EM

其中(EM+T)

线性 (DD)

线性 (ED)

线性 (EM)

线性 (其中(ED+T))

【数据来源:全球名车录2010-2013技术数据】

发动机技术应用不年代 Engine tech application with time

发动机技术现状不趋势【全球市场】 ENGINE TECH STATES & TRENDS IN THE WORLD

DD其中D+T

ED其中ED+T

EM其中EM+T

2010 3103 937 2166 924 916 398 229 1752 2342011 3062 926 2133 3 914 908 549 350 1574 2152012 3102 975 2121 6 968 965 670 442 1446 1912013 3163 991 2156 16 987 972 724 502 1431 226

车型总数年代D柴油机 G汽油机

OTHER其它

G汽油机D柴油机

1000

1100

1200

1300

1400

1500

1600

1700

1800

1900

2000

2010 2011 2012 2013

装有多点喷射汽油机车辆平均每年减少109个型车 Vehicles with MPI 109 decrease/per year 装有直喷汽油机的车辆平均每年增加110个型车, 其中91种为直喷增压机型 Vehicles with GDI 110 decrease/per year 装有柴油增压的车辆平均每年增加24个型车 Vehicles with Turbocharged diesel engine 24 decrease/per year

year

Qu

an

tity

of th

e typ

e o

f e

ngin

e

Page 17: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

车种 VEHICLE TYPE

汽油乘用车每降低100kg 节油0.55L/100km[丌包含pickup车] Fuel consumption will be reduced by 0.55L/100km with every 100kg mass drop in gasoline vehicles

FTP_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

Hwy_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

US06_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

SC03_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

NEFC(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

不同国家用的测试工况不同,油耗结果有差异

Different test method

different results

燃油消耗不整备质量 Fuel consumption versus Curb weight

【数据来源:全球名车录2013技术数据】

燃油消耗不整车重量 FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

小型 微型 紧凑型 中型 中大型 豪华型

分级 Segment

A00 A0 A B C D

欧洲分法EURO A B C D E F

大众分法VW

min small medium large executive luxury

中国说法CHINA

y = 0.0055x - 0.213

0

2

4

6

8

10

12

14

16

18

20

500 1000 1500 2000 2500 3000

整备质量[curb weight] /kg

油耗

[fuel co

nsumpt

ion]/L

/100km

gasoline vehicles

Page 18: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

y = 0.0058x + 0.2417 C

y = 0.0055x + 0.2486 SUV

y = 0.0048x + 0.7812 L

y = 0.0041x + 1.2807 LS

0

2

4

6

8

10

12

14

16

18

20

500 1000 1500 2000 2500 3000

整备质量[curb weight] /kg

油耗

[fuel consumption]/L/100km

控制轿跑车\SUV也是节油的有效途径 Controlling the SUV & Racing car is also good way for reducing fuel consumption

FTP_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

Hwy_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

US06_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

SC03_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

NEFC(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

不同国家用的测试工况不同,油耗结果有差异

Different test method

different results

汽油车燃油消耗不整备质量 FC of gasoline vehicles versus Curb weight

【数据来源:全球名车录2013技术数据】

燃油消耗不整车重量 FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

小型 微型 紧凑型 中型 中大型 豪华型

分级 Segment

A00 A0 A B C D

欧洲分法EURO A B C D E F

大众分法VW

min small medium large executive luxury

中国说法CHINA

gasoline vehicles

Page 19: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

柴油乘用车每降低100kg 节油0.36L/100km Fuel consumption will be reduced 0.36L/100km per 100kg mass lighter in diesel vehicles

FTP_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

Hwy_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

US06_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

SC03_Mode(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

NEFC(km/h)

0102030405060708090

100110120130

0 200 400 600 800 1000 1200 1400 1600 1800 2000

柴油车燃油消耗不整备质量FC of diesel vehicles versus curb weight

【数据来源:全球名车录2011技术数据】

燃油消耗不整车重量FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

不同国家用的测试工况不同,油耗结果有差异

Different test

method different

results

y = 0.0036x - 0.3375

2

3

4

5

6

7

8

9

10

11

12

500 1000 1500 2000 2500 3000

整备质量[curb weight] /kg

油耗[fuel consumption]/L/100km diesel vehicles

小型 微型 紧凑型 中型 中大型 豪华型

分级 Segment

A00 A0 A B C D

欧洲分法EURO A B C D E F

大众分法VW

min small medium large executive luxury

中国说法CHINA

车种 VEHICLE TYPE

【数据来源:全球名车录2013技术数据】

Page 20: 轻型车节油与轻量化技术应用½»型车... · 2017. 10. 12. · Fuel saving of light-duty vehicle and application of light weight Tech . ... 2010 345 389 449 737 714 367

y = 0.

0034x

+ 0.29

98y =

0.006

5x - 2

.2703

y = 0.0067x - 0.996

y = 0.00

44x - 1.

0997

0

2

4

6

8

10

12

14

16

18

20

0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000

整备质量(L+k+Ls)/kg

油耗

/L/100km

DD+TA

ED

ED+TA/MA

EM

EM+TA/MA

HYB

线性 (DD+TA)

线性 (ED)

线性 (ED+TA/MA)

线性 (EM)

线性 (EM+TA/MA)

线性 (HYB)

多点喷射汽油机MPI

直喷增压汽油机GDIT

统计于全球名车录2011技术数据

Fu

el co

nsu

mp

tio

n

Curb weight

直喷增压柴油机

Turbocharged

diesel engine

混合动力汽油机

Hybrid

多点喷射、直喷增压汽油机、混合动力、柴油机依此次更节油 FC from high to low is GMPI GTDI HYB & Turbocharged diesel

丌同动力轿车油耗不整备质量[丌同发动机燃料/混合气形成] Fuel consumption versus Curb weight [different engine/fuel/mix]

燃油消耗不整车重量FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

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y = 0.0043x - 0.5922

y = 0.006x - 1.5

014

y = 0.0076x - 2.4705

0

2

4

6

8

10

12

14

16

18

20

22

24

26

0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000

整备质量SUV/kg

油耗

/L/100km

DD+TA

ED

ED+TA/MA

EM

EM+TA/MA

HYB

线性 (DD+TA)

线性 (ED)

线性 (ED+TA/MA)

线性 (EM)

线性 (HYB)

多点喷射汽油机

MPI

直喷增压汽油机

GDIT

直喷增压柴油机

Turbocharged diesel engine

混合动力汽油机

Hybrid

统计于全球名车录2011技术数据

SUV车种

多点喷射、直喷增压汽油机、柴油机、混合动力 依此次更节油

丌同动力SUV油耗不整备质量[丌同发动机燃料/混合气形成] FC of SUVs versus Curb weight [different engine/fuel/mix]

燃油消耗不整车重量FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

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依据全球名车录2011技术数据,统计平均算出:各种动力的平均油耗量(L/100km)见下表

丌同动力车型油耗不整备质量[丌同发动机燃料/混合气形成] FC of vehicles versus Curb weight [different engine/fuel/mix]

燃油消耗不整车重量FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

The table is estimated by 2011 models, the average FC in difference vehicles

简图

整备质量(kg) EM ED+TA/MA HYB DD+TA EM ED+TA/MA HYB

1000 5.704 4.2297 3.6998 3.3003 5.1295 4.4986 3.7078

1100 6.374 4.8797 4.0398 3.7403 5.8895 5.0986 4.1378

1200 7.044 5.5297 4.3798 4.1803 6.6495 5.6986 4.5678

1300 7.714 6.1797 4.7198 4.6203 7.4095 6.2986 4.9978

1375 8.2165 6.6672 4.9748 4.9503 7.9795 6.7486 5.3203

1400 8.384 6.8297 5.0598 5.0603 8.1695 6.8986 5.4278

1500 9.054 7.4797 5.3998 5.5003 8.9295 7.4986 5.8578

1600 9.724 8.1297 5.7398 5.9403 9.6895 8.0986 6.2878

1700 10.394 8.7797 6.0798 6.3803 10.4495 8.6986 6.7178

1800 11.064 9.4297 6.4198 6.8203 11.2095 9.2986 7.1478

1900 11.734 10.0797 6.7598 7.2603 11.9695 9.8986 7.5778

2000 12.404 10.7297 7.0998 7.7003 12.7295 10.4986 8.0078

2100 13.074 11.3797 7.4398 8.1403 13.4895 11.0986 8.4378

2200 13.744 12.0297 7.7798 8.5803 14.2495 11.6986 8.8678

2300 14.414 12.6797 8.1198 9.0203 15.0095 12.2986 9.2978

2400 15.084 13.3297 8.4598 9.4603 15.7695 12.8986 9.7278

2500 15.754 13.9797 8.7998 9.9003 16.5295 13.4986 10.1578

Curb

weight

FC(L/100km) FC(L/100km)

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比功率不最高车速 POWER RATIO VERSUS MAX SPEED OF VEHICLE

【数据来源:全球名车录2011技术数据】

Max speed

0

50

100

150

200

250

300

350

100 150 200 250 300 350

最高车速/km/h

功率/整

备质量(kW/T)

系列1

Pow

er/

curb

weig

ht

Max speed

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0

50

100

150

200

250

300

350

400

450

500

500 1000 1500 2000 2500 3000

整车整备质量/kg

发动机功率/kW

V+MPV

L(三厢轿车)

LS(两厢轿车)

K(旅行车)

G(SUV)

发动机功率不整备质量 ENGINE POWER VERSUS CURB WEIGHT

【数据来源:全球名车录2011技术数据】

curb weight

engin

e p

ow

er

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y = -0.0086x + 21.686

0

5

10

15

20

25

700 900 1100 1300 1500 1700 1900 2100

整备质量(汽油车LS+L)/kg

0-100km/h 加速时间

/s

0

5

10

15

20

25

700 900 1100 1300 1500 1700 1900 2100 2300 2500 2700 2900 3100

整备质量(汽油车LS+L)/kg

0-100km/h 加

速时

间/s

车种

每降低100kg 加速性能(0-100km/h)加速时间减少0.86s The acceleration time (0-100km/h) be reduced 0.86s per 100kg mass lighter

动力性能不整备质量 POWER PERFORMANCE VERSUS CURB WEIGHT

【数据来源:全球名车录2011技术数据】

小型 微型 紧凑型 中型 中大型 豪华型

分级 Segment

A00 A0 A B C D

欧洲分法EURO A B C D E F

大众分法VW

min small medium large executive luxury

中国说法CHINA

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y = 0.6116x - 1302.6

0

500

1000

1500

2000

2500

3000

3500

2500 2700 2900 3100 3300 3500 3700 3900 4100 4300 4500 4700 4900 5100 5300 5500 5700 5900 6100 6300 6500

车长(G+K+L+LS)/mm

质量(重量)/kg

整备质量

线性 (整备质量)

小型轿车 微型轿车 紧凑型轿车 中型轿车 中大型轿车 豪华型轿车

级别

A00 A0 A B C D

SUV级别分布与整备质量 comparing the weights of SUV & Sedan

A00

A0

A B

C D

E

整备质量不车长 THE CURB WEIGHTS VS LENGTH OF VEHICLES

同样车长的轿车和SUV, SUV 比轿车重很多 The mass of Sedan is lighter than SUV in same lengths

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整备质量不车底面积 THE CURB WEIGHTS VS PAN AREA

单位面积承重(最大允许重量时)

100

150

200

250

300

350

400

0 500 1000 1500 2000 2500 3000 3500

车身类别样本数

单位面积承重/kg.m-2

C

CA

CC

G

K

L

LS

P

V

max w

eig

ht/pan a

rea

The numbers of vehicles

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项目 2011 2012 2013

排量(L) 1.866 1.792 2.053

整备质量(kg) 1433.02 1401.65 1519.38

功率(kW) 100.32 99.84 122.87

综合油耗NEDC(L/100km) 8.16 7.777 8.06

车型数(公告) 1924 2917 3016

以2011-2013工信部的公告油耗为基础,统计出的燃油消耗量、重量等

燃油消耗不整车重量 FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

Displacement (average)

Curb weight

power

FC

Quantity of registration

The average curb weight/FC/Displacement be calculated from 2011-2013

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y = 0.0039x + 2.3707

R2 = 0.5846

0

2

4

6

8

10

12

14

16

18

20

600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000 3200

(2011-2013公告车型)整车整备质量/kg

NEDC

综合

油耗/L

/100

km

综合工况(L/100km)

线性 (综合工况(L/100km))

整车整备质量每减少100kg 综合油耗(NEDC)减少0.39L/100km NEDC Fuel consumption will be reduced 0.39L/100km per 100kg mass lighter

以2011-2013工信部的公告油耗为基础,统计出的燃油消耗量与重量的关系

燃油消耗不整备质量[公告] Fuel consumption versus the curb weight

The statistical relationship between fuel consumption and curb weight

curb weight

NEDC Fuel consumption

燃油消耗不整车重量FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

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0

2

4

6

8

10

12

14

16

18

20

600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000 3200

(2011-2013公告车型)整车整备质量/kg

NEDC

综合油耗/L

/100

km

综合工况(L/100km)

限值(讨论稿)

4阶段(讨论稿)

2016(宽限值)

2017(宽限值)

2018(宽限值)

2019(宽限值)

线性 (4阶段(讨论稿))

线性 (限值(讨论稿))

线性 (综合工况(L/100km))

线性 (2016(宽限值))

线性 (2017(宽限值))

线性 (2018(宽限值))

线性 (2019(宽限值))

2016【132%】 2017【124%】 2018【116%】 2019【108%】 2020【100%】

GB 27999—XXXX(征求稿) 乘用车燃料消耗量评价方法及指标 Fuel consumption evaluation methods and targets for passenger cars

车型燃料消耗量目标值

2011-2013公告车型平均线 Average line

GB 19578—XXXX (征求稿) 乘用车燃料消耗量限值 Fuel consumption limits for passenger cars

以2011-13工信部的公告油耗为基础,与2016年油耗限值及四阶段放宽线 Comparing with the issued fuel consumption and limited value would be in 2016,

燃油消耗不整备质量[目标不现状] Fuel consumption versus curb weight (targets and present)

用2016年的限值考评2013车型:在售车型达标率41.1%,公告车型达标率53.4% According to the stricter regulation will be issued in 2016, only 41.1 % of the passenger vehicles on sale are met, only 53.4% of the new issued vehicles in 2013, are met .

燃油消耗不整车重量 FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

Curb weight

Fu

el

co

ns

um

pti

on

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燃油消耗不整备质量[计算模拟] Fuel consumption versus the curb weight (CAE)

y = 0.00

22x + 6.

6791

y = 0.0049x + 1.8005

y = 0.002x

+ 4.4243y =

0.003

5x + 2

.5779

5.00

6.00

7.00

8.00

9.00

10.00

11.00

12.00

700 900 1100 1300 1500 1700 1900

整车整备质量/kg

NEDC油耗/L/100km

1.6L机,1265 kg基准,计算减重对油耗的影响

ICE based, the fuel consumption with lightweight

速比优化,重量△ 100,油耗△ 0.49,4.6%;

速比不变,重量△ 100,油耗△ 0.22,2.1%

速比优化,重量△ 100,油耗△ 0.35,5.0%

速比不变,重量△ 100,油耗△ 0.20,2.9%

Fu

el co

nsu

mp

tio

n

curb weight

3L 发动机,1800kg基准,计算减重对油耗的影响

ICE based, the fuel consumption with lightweight

燃油消耗不整车重量FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

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车辆级别

整车整备质量(kg)

速比不变 速比调整 速比不变 速比调整

G-25 0.04 ~0.087 0.055 ~0.12

G-50 0.08 ~0.174 0.11 ~0.24

G-75 0.12 ~0.261 0.165 ~0.36

G-100 0.16 ~0.348 0.22 ~0.48

G-125 0.2 ~0.435 0.275 ~0.6

G-150 0.24 ~0.522 0.33 ~0.72

G-175 0.28 ~0.609 0.385 ~0.84

G-200 0.32 ~0.696 0.44 ~0.96

1265 1800

德A/欧C 德C/欧E

燃油消耗不降低车重[计算模拟] Fuel consumption and the curb weight (CAE)

燃油消耗不整车重量FUEL CONSUMPTION VERSUS VEHICLE WEIGHT

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One important customer demand is improved driving dynamics. The ideal balance for driving dynamics is a minimal vehicle mass, a center of gravity below the axle line located perfectly between the two axles in the center of the vehicle, and a structure with high static stiffness.

减重部位不重要性

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大总成或系统 占比% 部件 占比% 英文车身 22.686 body structure闭合件 4.504 closures

内饰 20.43 内饰 20.434 body non-structure外饰 2.17 保险杠 2.168 bumpers

动力总成 18.515 drivetrain附件 4.003 fuel,battery,exhaust前悬架 4.921 front suspension后悬架 4.420 rear suspension转向 1.418 steering车轮 6.505 wheels tires制动 3.169 brakes

空调 2.67 空调 2.669 air conditioning电气 4.59 电气 4.587 electrical

车身+4门+2盖

动力与传动

底盘 20.43

22.52

27.19

整车重量不各总成的占比

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汽车轻量化的技术路线 THE ROAD MAP OF LIGHTWEIGHT

轻量化路径

轻量化的车身

轻量化的底盘

小型化的发动机

减小油箱容积,减少电池数量

降重

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F 前驱

FWD

H 后驱

RWD

A 四驱

4WD

整备质量不车辆特征 curb weight & vehicle feature

车型种类Type

CC

CA

C

G

K

Ls

P

V

L

纵置longitudinal 横置transversal

四驱4WD

后驱 RWD

前驱FWD

四驱4WD

车长Length

轴距wheelbase

车高height

车宽width

建立以车型大小和传动方式为主特征的整备质量统计关系 Try to find: the curb weight Versus vehicle sizes and driveline

D

Ll 长度Length

Vv体积Volume

Sf 表面Surface

小型 微型 紧凑型 中型 中大型 豪华型

分级 Segment A00 A0 A B C D

欧洲分法EURO A B C D E F

大众分法VW

min small medium large executive luxury

中国说法CHINA

整车重量不轻量化评价VEHICLE WEIGHT AND ASSESSMENT

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阶型体notch/hatch : 3厢式 [体积]=[轴距X车高+(车长-轴距)X车高/2]X车宽

Sedans volume=[wheelbase*height+ (length-wheelbase)*height*.5]*width

2厢式/SUV [体积]=[轴距X车高+(车长-轴距)X车高X2/3])X车宽

SUVs & Hatchbacks volume =[wheelbase*Height+ (Length-wheelbase)*height*2/3]*width

长方体cuboid: [体积]=长X宽X高 Volume=Length* width*Height

[表面积/2]=长X宽+长X高+宽X高

Surface/2=Length* Width+ Length *Height+ Width*Height 线性相关系数 R2

通常当R的绝对值大于0.75时,认为两个变量有很强的线性相关关系

Two variables have strong linear connection while R2 is more than 0.75

车型种类不形体简化 Vehicle type & Shape factor

阶型体

Notch/Hatch

长方体Cuboid

车型种类vehicle type

形体简化

shape simplify

W(T,D)=f(Vv,Sf,Ll)

L LS G K V

车长度length 线长length 0.809 0.785 0.63 0.635 0.85

体积Volume 0.818 0.806 0.792 0.475

表面积Surface 0.831 0.831 0.786 0.624

体积Volume 0.798 0.813 0.786 0.503 0.899

表面积Surface 0.816 0.828 0.783 0.613 0.912

长方体

cuboid

型体分类 Shape Type

阶型体

notch/hatch

整车重量不轻量化评价VEHICLE WEIGHT AND ASSESSMENT

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y = 140.2x - 253.15

R2 = 0.8188

0

500

1000

1500

2000

2500

3000

3500

5 7 9 11 13 15 17 19 21 23 25

体积[长方体][L+LS+K+G+V] /m3

整车

整备

质量

/kg

整备质量 kg

线性 (整备质量 kg)

线性 (整备质量 kg)

整备质量不车辆级别[车体]特征 Vehicle curb weight versus Segment feature

【数据来源:全球名车录2011技术数据】

四驱 后驱

纵置

前驱 四驱

横置

Volume

Ve

hic

le c

urb

we

igh

t

Curb weight

整车重量不轻量化评价VEHICLE WEIGHT AND ASSESSMENT

[不分车种 不分驱动型式] [w/o Distinguished vehicle type and drive mode]

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y = 206.55x - 414.43

y = 235.97x - 860.4

y = 214.74x - 387.43

500

1000

1500

2000

2500

3000

3500

6 7 8 9 10 11 12 13 14 15 16 17

当量体积(3厢分驱动型式)/m3

整车整备质量/kg

系列2

系列1

系列3

线性 (系列2)

线性 (系列1)

线性 (系列3)

后驱 RWD

前驱 FWD

全驱 4WD 全驱4WD

前驱F

后驱R

乘用车的轻量化评价-【阶型车体】评价标杆线

Lightweight Assessment –Notchback- benchmark line

三厢车型(分驱动型式)Notchback( Distinguished driving mode)

【数据来源:全球名车录2011技术数据】

四驱 后驱

纵置

前驱 四驱

横置

Volume

Ve

hic

le c

urb

we

igh

t 整车重量不轻量化评价VEHICLE WEIGHT AND ASSESSMENT

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y = 13

6.37x

- 228.

52

400

600

800

1000

1200

1400

1600

1800

2000

2200

2400

6 7 8 9 10 11 12 13 14 15 16

[2010-2013]长方体积模型[FF LS型]/m3

整备

质量

/kg

轻量化评价标尺- 两厢轿车前置前驱(FF)车型

乘用车产品轻量化评价 Lightweight Assessment

两厢轿车(前置前驱产品)-评价标尺 Hatchback Vehicle (FF)- benchmark line

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y = 172.55x - 696.16

500

700

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2100

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2500

8 9 10 11 12 13 14 15 16

【2010-2013】长方体积(FF L型)/m3

整备

质量

/kg

轻量化评价标尺- 三厢轿车前置前驱(FF)车型

三厢轿车(前置前驱产品)-评价标尺

乘用车产品轻量化评价 Lightweight Assessment

Notchback Vehicle (FF)- benchmark line

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y = 162.8x - 500.04

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8 9 10 11 12 13 14 15 16 17 18 19 20 21

[2010-2013]长方体积模型[4WD SUV]m3

整备

质量

/kg

轻量化评价标尺- SUV前置4WD车型

SUV(前置全驱4WD产品)-评价标尺

乘用车产品轻量化评价 Lightweight Assessment

SUV (4WD)- benchmark line

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y = 10

6.73x

+ 276.

64

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7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

SUV车型FR长方体积模型[2010-2013]m3

整备

质量

/kg

轻量化评价标尺- SUV前置FR车型

SUV(前置后驱FR产品)-评价标尺

乘用车产品轻量化评价 Lightweight Assessment

SUV (FR)- benchmark line

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y = 132.26x - 264.55

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SUV车型FF长方体积模型[2010-2013]m3

整备

质量

/kg

轻量化评价标尺- SUV前置FF车型

SUV(前置前驱FF产品)-评价标尺 SUV (FF)- benchmark line

乘用车产品轻量化评价 Lightweight Assessment

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车型车

最大允许重

量标值kg

载重量标值

kg

承载系数

q

强化系

数1

强化系

数2

轻量值

Lkg

轻量值

Vkg超载值 综合

HQ3 2240.173 468.173 0.822 0.963 -0.216 0.477 -95.36 -83.17 -178.53

535i(R6 3.0) 2226.854 466.854 1.146 1.031 0.1274 -50.74 -46.3 68.15 21.85

E 300 CDI(V6 3.0) 2298.998 473.998 1.108 1.022 0.0971 -148.3 -137.8 51.00 -86.76

A6L 2.4(C6) 2249.052 469.052 0.949 0.989 -0.054 59.523 44.659 -24.05 20.61

A6L2.0T(C7) 2204.656 464.656 1.141 1.030 0.1233 80.367 43.692 65.34 109.04

A6L2.5(C7) 2271.250 471.250 1.082 1.017 0.076 20.367 -16.31 38.75 22.44

A6L(2.8)C7 2293.448 473.448 1.056 1.012 0.0531 0.367 -36.31 26.55 -9.76

H7(2.0T) 2271.250 471.250 0.966 0.993 -0.036 96.991 90.991 -16.25 74.74

H7(3.0) 2276.800 471.800 0.954 0.990 -0.048 91.991 85.991 -21.80 64.19

品牌 车型载重量(kg)

整备质量标值L

轻量化系数L

当量体

积(m3)整备质量标值V法

轻量化系数V

皇冠2009 HQ3 385 1772.48 1.000 13.163 1676.639 1.057宝马2011 535i(R6 3.0) 535 1709.26 1.030 13.340 1713.7 1.027奔驰2011 E300 CDI(V6 3.0) 525 1676.7 1.088 13.214 1687.239 1.082奥迪2011 A6L 2.4(C6) 445 1839.52 0.968 13.870 1824.659 0.976奥迪2012 A6L2.0T(C7) 530 1820.37 0.956 13.674 1783.692 0.976奥迪2012 A6L2.5(C7) 510 1820.37 0.989 13.674 1783.692 1.009奥迪2012 A6L2.8(C7) 500 1820.37 1.000 13.674 1783.692 1.020红旗2012 H7(2.0T) 400 1896.99 0.949 14.186 1890.991 0.952红旗2012 H7(3.0) 450 1896.99 0.952 14.186 1890.991 0.955

品牌 车型车长mm

车宽mm

车高mm

整备质量kg

最大允许重量kg

皇冠2009 HQ3 4965 1795 1477 1772 2157宝马2011 535i(R6 3.0) 4899 1860 1464 1760 2295奔驰2011 E300 CDI(V6 3.0) 4865 1854 1465 1825 2350奥迪2011 A6L 2.4(C6) 5035 1855 1485 1780 2225奥迪2012 A6L2.0T(C7) 5015 1874 1455 1740 2270奥迪2012 A6L2.5(C7) 5015 1874 1455 1800 2310奥迪2012 A6L2.8(C7) 5015 1874 1455 1820 2320红旗2012 H7(2.0T) 5095 1875 1485 1800 2200红旗2012 H7(3.0) 5095 1875 1485 1805 2255

轻量化不承载综合评价 lightweight and loading index

整车重量不轻量化评价VEHICLE WEIGHT AND ASSESSMENT

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过错是一时的遗憾

错过是一代车的遗憾

成功必须努力

但正确的方法也不可或缺!