P3 And Qualifying Scrutineering
Dutch Grand Prix · 2023 · 26 August 2023 · Doc 44
2023 DUTCH GRAND PRIX
25 - 27 August 2023
Technical Delegate's Report During the third free practice session:
The tyre starting pressures of all cars during P3 were checked.
The engine high rev limit bands were checked on all cars.
The fuel flow meter calibration checksum was checked on all cars.
The instantaneous fuel mass flow of all cars was checked.
The fuel temperature of all cars was checked.
The oil consumption was checked on all cars. The plenum temperature of all cars was checked.
The IVT temperatures were checked on all cars.
The ES state of charge on-track limits were checked on all cars.
The lap energy release and recovery limits were checked on all cars.
The MGU-K power limits were checked on all cars.
The maximum MGU-K speed was checked on all cars. The maximum MGU-K torque was checked on all cars.
The maximum MGU-H speed was checked on all cars.
From The FIA Formula One Technical Delegate
To The Stewards
Document 44 Date 26 August 2023 Time 18:33
The SECU custom software versions were checked on all cars.
After the third free practice session:
An engine oil sample was taken from car number 11.
Before the qualifying practice session:
A fuel sample was taken from car numbers 10, 27 and 22.
An engine oil sample was taken from car numbers 10 and 22.
It was confirmed for all cars that the gear ratios used during the remainder of this Competition belong to the gear ratios declared to the FIA technical delegate at or before the first Competition of the 2023 Championship.
The inclination, the diameter and the position of the last 150mm of the exhaust tailpipes were checked on car numbers 01, 55, 63, 31, 81, 77, 18, 20, and 22.
During the qualifying practice session:
Car numbers 24 and 18 were weighed.
The weight distribution was checked on car numbers 24 and 18.
The uppermost rear wing element adjustable positions were checked on car numbers 31 and 24.
The minimum distance between the adjacent rear wing sections at any longitudinal vertical plane was checked on car numbers 31 and 24.
The tyre starting pressures of all cars during the qualifying sessions were checked.
After the qualifying practice session:
Car numbers 01, 11, 55, 63, 81, 04, 14 and 23 were weighed.
The following aerodynamic component or bodywork areas were checked on car numbers 81, 14 and 23:
- Floor Body - TR Article 3.5.1 - Floor Fences - TR Article 3.5.2
- Floor Edge Wing - TR Article 3.5.3 - Nose - TR Article 3.6.1 - Forward Chassis - TR Article 3.6.2 - Mid Chassis - TR Article 3.6.3 - Mirror Housing - TR Article 3.6.4 - Sidepod - TR Article 3.7.1 - Coke Panel - TR Article 3.7.2 - Engine Cover - TR Article 3.7.3 - Front Wing Endplate body - TR Article 3.9.2 - Front Wing Tip - TR Article 3.9.3 - Front Wing Diveplane - TR Article 3.9.4 - Front Wing Endplate - TR Article 3.9.5 - Rear Wing Profiles - TR Article 3.10.1 - Pylons - TR Article 3.10.2 - Rear Wing Beam - TR Article 3.10.3 - Rear Wing Endplate Body - TR Article 3.10.4 - Rear Wing Tip - TR Article 3.10.5 - Rear Wing Endplate - TR Article 3.10.7
The uppermost rear wing element adjustable positions were checked on car numbers 11, 55, 63, 04 and 14.
The minimum distance between the adjacent rear wing sections at any longitudinal vertical plane was checked on car numbers 11, 55, 63, 04 and 14.
The engine high rev limit bands were checked on all cars.
The plenum temperature was checked on all cars.
The IVT temperatures were checked on all cars.
The ES state of charge on-track limits were checked on all cars.
The lap energy release and recovery limits were checked on all cars.
The MGU-K power limits were checked on all cars.
The maximum MGU-K speed was checked on all cars.
The maximum MGU-K torque was checked on all cars.
The maximum MGU-H speed was checked on all cars.
The session type has been confirmed for all cars.
Chassis FIA checksum was checked on all cars taking part in the qualifying sessions.
Torque sensor software version checks have been carried out on all cars.
Torque sensor calibration checks have been carried out on all cars.
The torque coordinator demands were checked on all cars.
The torque control was checked on all cars.
The rear brakes pressure control was checked on all cars.
The steering wheel of all cars has been checked.
It was verified on all cars that the PCU dash board display configuration was not changed.
Custom software version checks have been carried out on all cars.
SECU software version checks have been carried out on all cars.
The fuel pressure of all cars during the qualifying session was checked.
The logged pressure within the engine cooling system during the qualifying session was checked on all cars.
The tyres used by all drivers during the sessions today have been checked.
Fuel flow meter calibration checksums were checked on all cars.
The instantaneous fuel mass flow of all cars was checked.
The fuel temperature of all cars was checked.
A fuel sample was taken from car numbers 55 and 81.
All the fuel samples have been checked for density and analysed by gas chromatography.
The results of fuel analyses show that the fuels were the same as ones, which had been approved for use by the relevant competitors prior to the Competition. Further the density change of the fuel samples taken today was within the permitted limits.
An engine oil sample was taken from car number 55.
The engine oil samples have been analysed by FTIR spectroscopy and viscometry. The results of the FTIR analyses show that the sampled oils were consistent with reference engine oil samples which had been approved for use by the relevant competitors prior to the Competition.
The following SECU software versions have been used by the teams during the qualifying sessions:
Team FIA Standard ECU system version
Oracle Red Bull Racing SR1509 Scuderia Ferrari SR1509 Mercedes-AMG PETRONAS Formula One Team SR1509
BWT Alpine F1 Team SR1509 McLaren Formula 1 Team SR1509 Alfa Romeo F1 Team Stake SR1509 Aston Martin Aramco Cognizant Formula One Team SR1509