发明名称 |
Electric load control system and vehicle air-conditioning system having the same |
摘要 |
In a vehicle air-conditioning system, a supply of electric power to a first electric heater and a supply of electric power to a second electric heater are duty controlled at the same duty ratio in such a manner that the supply of the electric power to the second electric heater is phase shifted by one half of a period from the supply of the electric power to the first electric heater.
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申请公布号 |
US6713729(B2) |
申请公布日期 |
2004.03.30 |
申请号 |
US20020093679 |
申请日期 |
2002.03.08 |
申请人 |
DENSO CORPORATION |
发明人 |
TAKEO YUJI;MATSUNAGA KEN;IEDA HISASHI;OOMURA MITSUYO |
分类号 |
B60H1/00;B60H1/03;B60H1/22;(IPC1-7):H05B3/02 |
主分类号 |
B60H1/00 |
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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