发明名称 |
Flow amount calculation controller and flow amount calculation control method |
摘要 |
Flow amount calculation controller controls a certain subject based on a flow amount of fluid, passing through a variable throttle portion provided in an air passage, calculated from an upstream pressure Pu, an upstream density rhou, a downstream pressure Pd, an opening area Ad and a specific heat ratio k by the following formula.
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申请公布号 |
US6571767(B2) |
申请公布日期 |
2003.06.03 |
申请号 |
US20010978557 |
申请日期 |
2001.10.18 |
申请人 |
TOYOTA JIDOSHA KABUSHIKI KAISHA |
发明人 |
KOBAYASHI DAISUKE;OHATA AKIRA;MUTO HARUFUMI;DOHTA HISAYO |
分类号 |
F02D45/00;F02D11/10;F02D41/18;G01F1/36;G01F9/00;(IPC1-7):F02M51/00 |
主分类号 |
F02D45/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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