GTPower建模所需数据.docx
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GTPower建模所需数据.docx
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GTPower建模所需数据
GT-Power建立发动机工作过程模型所需数据
序号
参数名称
参数
参数(举例说明)
说明
1
发动机基本描述
立式、单缸、四冲程、自然风冷、下置单凸轮、柱塞化油器供油
例如:
直列式4缸水冷四冲程16气门,涡轮增压,双顶置凸轮配气机构,缸内直喷/进气道多点喷射等
建模必需
2
缸径×行程
56.5×49.5
88×81mm
建模必需
3
连杆长度
103.5mm
140.7mm
建模必需
4
压缩比
9.2
10
建模必需
5
点火顺序
2431
建模必需
6
功率/扭矩/油耗
(负荷特性,速度特性)
7.2kw/8500rpm
8.6N.m/7500rpm
随发动机转速/负荷变化的曲线图
模型验证所必需
7
进气管和排气管的内径,长度
In(80/φ26+37/φ28+71/φ29-φ24.5)
Ex(46/φ20-φ27)
从空滤器到排气歧管的整个管段
(简单数据)
建模必需
8
进/排气管的详细管道的弯曲信息
从空滤器到排气歧管的整个管段
(包括变截面数据,最好能提供管道的三维数模)
最好有
9
空滤器容积(管径,长度)
2L
10L
建模必需
10
燃烧室几何信息(燃烧室的结构形式,余隙容积,余隙高度)
半球SR32.5,容积14.5ml
还包括缸盖/缸体的面积比;活塞/缸体的面积比
建模必需
11
活塞销偏置值
0.5mm
0.2mm
建模必需
12
活塞/连杆质量
0.123kg/0.173kg
建模必需
13
连杆重心位置和旋转惯性距
28mm/385kg.mm^2
最好有
14
曲轴的转动惯量
7352kg.mm^2
建模必需
15
进排气门杆/头直径
φ29/φ24
建模必需
16
进排气凸轮升程曲线
附后
曲线图和数据(每1°CA)
建模必需
17
进排气门间隙
0.06
建模必需
18
进排气道内径
φ24.5/φ20
19
燃烧过程放热规律曲线
曲线图和数据(每1°CA)
最好有
20
喷油器喷位置及特性参数
在进气道中的位置或燃烧室中的位置
建模必需
21
喷油规律曲线
最好有
22
三元催化器的参数
包括长度,截面积;目数等
建模必需
此外,对应带增压器的发动机,还需要提供如下参数:
中冷器进出管的直径,长度,温度,压力,摩擦倍率,放热倍率,以及管子的数目,增压器初始速度,质量流量的速度,涡轮机和压气机的map图,联合运行特性图,涡轮机、压气机前后管道进出口的直径、管长度。
排气升程
0.000000000.00000000
1.000000000.00000000
2.000000000.00000000
3.000000000.00000000
4.000000000.00000000
5.000000000.00000000
6.000000000.00000000
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54.000000000.00000000
55.000000000.00000000
56.000000000.00000000
57.000000000.00004119
58.000000000.00032710
59.000000000.00146890
60.000000000.00335252
61.000000000.00600750
62.000000000.00961423
63.000000000.01464880
64.000000000.02025366
65.000000000.02621012
66.000000000.03253117
67.000000000.03898956
68.000000000.04544794
69.000000000.05193780
70.000000000.05842765
71.000000000.06491833
72.000000000.07140900
73.000000000.07790037
74.000000000.08439174
75.000000000.09088396
76.000000000.09737617
77.000000000.10386940
78.000000000.11036263
79.000000000.11685418
80.000000000.12334573
81.000000000.12983734
82.000000000.13632896
83.000000000.14282133
84.000000000.14931370
85.000000000.15580684
86.000000000.16229998
87.000000000.16879389
88.000000000.17528779
89.000000000.18178281
90.000000000.18827782
91.000000000.19477104
92.000000000.20126426
93.000000000.20775768
94.000000000.21425111
95.000000000.22074512
96.000000000.22723913
97.000000000.23373409
98.000000000.24022905
99.000000000.24672494
100.000000000.25322082
101.000000000.25971509
102.000000000.26620937
103.000000000.27270366
104.000000000.27919796
105.000000000.28569265
106.000000000.29218735
107.000000000.29867558
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109.000000000.31168674
110.000000000.31820967
111.000000000.32484468
112.000000000.33176227
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115.000000000.35448192
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120.000000000.40561342
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122.000000000.43273186
123.000000000.44799207
124.000000000.46447427
125.000000000.48224662
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127.000000000.52191568
128.000000000.54390758
129.000000000.56737312
130.000000000.59235999
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133.000000000.67688375
134.000000000.70835136
135.000000000.74147357
136.000000000.77628889
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138.000000000.85111565
139.000000000.89115440
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155.000000001.76036309
156.000000001.82786150
157.000000001.89667491
158.000000001.96675100
159.000000002.03803535
160.000000002.11047280
161.000000002.18400597
162.000000002.25858710
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168.000000002.72440178
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170.000000002.88533383
171.000000002.96627315
172.000000003.04748371
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174.000000003.21058577
175.000000003.29227654
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177.000000003.45552255
178.000000003.53697011
179.000000003.61820730
180.000000003.69920261
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182.000000003.86028148
183.000000003.94035107
184.000000004.02006830
185.000000004.09938980
186.000000004.17832831
187.000000004.25692691
188.000000004.33505123
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190.000000004.48951696
191.000000004.56599240
192.000000004.64192263
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195.000000004.86613336
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