- Patent Title: Start and stop blower map based on sunload to improve fuel economy
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Application No.: US15928017Application Date: 2018-03-21
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Publication No.: US10717339B2Publication Date: 2020-07-21
- Inventor: Netsanet S. Chevers , Hidekazu Hirabayashi , David W. Cosgrave , Stefan Young
- Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.
- Applicant Address: US TX Plano
- Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
- Current Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
- Current Assignee Address: US TX Plano
- Agency: Snell & Wilmer LLP
- Main IPC: B60H1/00
- IPC: B60H1/00 ; B60H1/32

Abstract:
Methods, systems, and apparatus for managing climate control. The control system includes one or more sensors that are configured to measure sunload energy. The control system includes a heating, ventilation and air conditioning (HVAC) unit that is configured to output air with an airflow rate into the cabin of the vehicle. The electronic control unit is configured to obtain the amount of sunload energy and obtain a blower map based on the amount of sunload energy. The electronic control unit is configured to determine the airflow rate based on the obtained blower map and an expected temperature. The electronic control unit is configured to control the airflow rate to adjust an air temperature within the cabin of the vehicle to reach the expected temperature therefore increasing the fuel efficiency.
Public/Granted literature
- US20190291533A1 START AND STOP BLOWER MAP BASED ON SUNLOAD TO IMPROVE FUEL ECONOMY Public/Granted day:2019-09-26
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