1: Functional requirements
1.1: F1 Static Braking
EPB-0004 Static Braking
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | system |
EPB-0009 Static Braking availability
Static braking has to be deactivated where the vehicle speed is less than 4 Km/h +/- 0.1
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0013 Static Braking command
When available, static braking shall be triggered when user presses the braking button for more than 50 ms
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0015 Static braking strength
Static braking has to apply a strength s where 1000 N <= s <= 1200 N
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | mechanical |
| Requirement level | derived |
EPB-0018 Static Braking timing
Static braking has to achieve its target strength in less than 1 seconds.
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0028 Static Braking actuator voltage
The static brakinga actuator has to hold its performance within a voltage range v where 8V < v < 16V
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | hardware |
| Requirement level | derived |
EPB-0026 Static Braking power
In any case the power consumption of the Static braking actuation can be > 100W
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0024 Static Braking actuator hold
The braking actuator has to hold, when stopped and without power consumption, a stable strength s in the range 0 N <= s <= 1500 N
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | mechanical |
| Requirement level | derived |
EPB-0022 Static Braking stability
Once the target strength is achieved, the action has to stop within the valid range in less than 100 ms.
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0020 Static Braking progressivity
Static braking has to achieve its final strength by strictly incrementing it while it is still lower than the lower limit of the target strength. This increment has to occur at a velocity vs where 10 N/s < vs < 1500 N/s
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
1.2: F2 Dynamic braking
EPB-0005 Dynamic Braking
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | system |
EPB-0010 Dynamic Braking availability
Dynamic braking has to be deactivated where the vehicle speed is less than 4 Km/h +/- 0.1
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0014 Dynamic Braking command
When available, dynamic braking shall be triggered when user presses the braking button for more than 50 ms
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0016 Dynamic braking strength
Dynamic braking has to apply a strength s where 1000 N <= s <= 1200 N
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | mechanical |
| Requirement level | derived |
EPB-0019 Dynamic Braking timing
Dynamic braking has to achieve its target strength in less than 1 seconds.
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0029 Dynamic Braking actuator voltage
The dynamic brakinga actuator has to hold its performance within a voltage range v where 8V < v < 16V
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | hardware |
| Requirement level | derived |
EPB-0027 Dynamic Braking power
In any case the power consumption of the Dynamic braking actuation can be > 100W
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0025 Dynamic Braking actuator hold
The braking actuator has to hold, when stopped and without power consumption, a stable strength s in the range 0 N <= s <= 1500 N
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | mechanical |
| Requirement level | derived |
EPB-0023 Dynamic Braking stability
Once the target strength is achieved, the action has to stop within the valid range in less than 100 ms.
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |
EPB-0021 Dynamic Braking progressivity
Dynamic braking has to achieve its final strength by strictly incrementing it while it is still lower than the lower limit of the target strength. This increment has to occur at a velocity vs where 10 N/s < vs < 1500 N/s
Diagram pending; it is loading in the background.
| Status | Draft |
|---|---|
| Requirement type | complex |
| Requirement level | derived |