| 摘要 |
The invention concerns a method of and apparatus for monitoring the operation of an internal combustion engine. A method of monitoring the operation of an internal combustion engine, wherein the internal combustion engine has a turbocharger with a compressor, has the following steps: ascertaining at least one turbocharger speed signal and calculating a characteristic based on the turbocharger speed signal, wherein the existence of a surge of the compressor is established on the basis of said characteristic.
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