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US 2022/0185101 A1Published application
Purge system of fuel vapor and method thereof
AssigneesHyundai Motor Company, Kia Corporation
InventorByungchul Ko
Life of this patent
Estimating the term…
Abstract
A purge system of a fuel vapor includes a sensor sensing an operation of a refueling button, a fuel tank isolation valve provided on a vapor line connecting a fuel tank and a canister, an active purge pump provided on a purge line connecting the canister and an intake system, and a controller opening the fuel tank isolation valve and operating the active purge pump if the operation of the refueling button is recognized by the sensor to trap the fuel vapor generated from the fuel tank into the purge line.
Claims6
A purge system of a fuel vapor comprising:
- a sensor configured to sense an operation of a refueling button;
- a fuel tank isolation valve provided on a vapor line connecting a fuel tank and a canister;
- an active purge pump provided on a purge line connecting the canister and an intake system;
- and
- a controller configured to open the fuel tank isolation valve and to operate the active purge pump if the operation of the refueling button is recognized by the sensor to trap the fuel vapor generated from the fuel tank into the purge line.
2 more elements
A fuel vapor purge method comprising:
- sensing an operation of a refueling button by a sensor;
- and
- controlling, by a controller, a fuel tank isolation valve provided on a vapor line connecting a fuel tank and a canister, and controlling an operation of an active purge pump provided on a purge line connecting a canister and an intake system based on the operation of the refueling button.
Dependencies are inferred from the claim text.