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Usage Report

Vehicle: SRBC 17 Date: 29/04/2026 Location: SABI AGRI, Auvergne, France Missions: 1

Mission context

Weather

Precipitation type None
Temperature 24 °C
Sun position Zenith

Terrain

Slope 0 %
Cross slope 0 %

Sol

Texture Clay loam
Dominant particle size Stones 20-200 mm
Moisture condition Friable (optimal)

Crop

Species Radis et Carottes
Growth stage Maturity
Weed pressure 20 %
Planned operation Scraping

Adjacent environment

Tall vegetation No
Tall buildings No
Metal structures Yes
Ditch or embankment Yes
High-voltage lines No
Residential area No
School or playground No
Roads No
No-network zone No

Robot configuration

Robot weight 220 kg
Robot width 0.64 m
Tool
Tool name Herse Etri
Tool type Trailed
Tool weight 15 kg
Tool length 0.6 m
Tool width 0.64 m
Tool height 0.6 m
Total tool length 1.1 m
Working depth 0.08 m

Mission overview

Mission parameters

Task to perform Grattage chardons
Trajectory Rectiligne, square turn
Working speed 1.8 km/h
Mission file Interrangboucle03.json
Geofencing enabled Yes

Organization

Workforce
Total employees 1
Surface area
Theoretical plot surface 0.08 ha
Worked plot surface 0.0984 ha
Robot-cultivated surface 0.3 ha
Plot fragmentation Consolidated (<0.5 km)

Agronomic summary

Energy per hectare 5.08 kWh/ha
Work rate 0.08 ha/h
Autonomy per battery 0.50 ha/batterie

Time tracking

Tool setup 5 min
GPS connection wait 20 min
Wi-Fi connection wait 0 min
Supervision time 15 min
Travel time 5 min
Number of restarts 4
Number of stops 4
Stop causes Perte GPS

Work assessment

Quality appreciation Neutral
Crop damage None
Before work — Mission 1
Before work
After work — Mission 1
After work

Performance Indicators

Agronomic

Crop species
Radis et Carottes
Growth stage
Maturity
Soil texture
Clay loam
Soil moisture
Friable (optimal)
Weed pressure
20 %
Planned operation
Scraping
Work quality assessment
Neutral
Crop damage
None

Energy

SOC at start
96.50 %
SOC at end
34.20 %
Total discharge
74.60 %
For a battery pack capacity of: 2.54 kWh
Total energy consumed
1.90 kWh
Average power
0.41 kW
Energy per hectare
5.08 kWh/ha
Autonomy per battery
0.50 ha/batterie
Reference battery: 2.54 kWh

Work Rate

Work rate
0.08 ha/h
Area covered
0.37 ha
Worked plot surface
0.10 ha
Worked area
0.34 ha
Effective area
0.09 ha
Coverage rate
294.14 %
Average speed (km/h)
1.48 km/h
Max speed (km/h)
3.60 km/h

Economic

Electricity price
0.19 €/kWh
Labor cost per hour
18.00 €/h
Employees assigned
0
Labor cost per hectare
0.00 €/ha
Energy cost
0.36 €
Energy cost per hectare
0.97 €/ha
Total cost
0.36 €
Total cost per hectare
0.97 €/ha

Environmental

Temperature
24 °C
Precipitation type
None
CO₂ emissions
0.60 kg
Emission factor applied: 317 g CO₂ per kWh.
Plot fragmentation
Consolidated (<0.5 km)

Mission

Planned distance
1308.97 m
Performed distance
5836.71 m
Distance deviation
4527.74 m
Performed distance (%)
445.90 %
Mean lateral deviation
3.05 cm
kpi.mission.lateral_deviation_mean_cm_note
Max lateral deviation
19.83 cm
Without half-turn
Mean lateral deviation (tool)
5.70 cm
Without half-turn, tool distance: 110 cm
Max lateral deviation (tool)
20.00 cm
Without half-turn, tool distance: 110 cm
Worked rows
21

Operational

Robot weight
220.00 kg
Tool weight
15.00 kg
Total weight
235.00 kg
Energy per kg per hectare
0.02 kWh/kg/ha
Mean torque at work (% of nominal)
36.24 %
Reference nominal torque: 2.39 N·m — Number of motors: 2.

Safety

Geofencing exits
2
Time outside geofencing (seconds)
1039.46 s
Time outside geofencing (hours)
0.29 h
Local emergency stops
0
Remote emergency stops
0
Bumper activations
0

Reliability

Output errors
0
Input errors
0
Battery errors
0
Motor errors
0
Cylinder errors
1
Total errors
1
Output error time (seconds)
0.00 s
Input error time (seconds)
0.00 s
Battery error time (seconds)
0.00 s
Motor error time (seconds)
0.00 s
Cylinder error time (seconds)
0.06 s
Total error time (seconds)
0.06 s
Error rate per hour
0.21 /h
System availability
100.00 %

Localization

Localization errors
7
Error time (seconds)
1815.46 s
Error time (hours)
0.50 h

Time

Total duration
16770.50 s
Total duration (hours)
4.66 h
Active time
12028.43 s
Active time (hours)
3.34 h
Inactive time
4742.07 s
Inactive time (hours)
1.32 h
Active time (%)
71.72 %
Inactive time (%)
28.28 %