Step

Step Description

Expected Result

Result

Precondition

System is off

open the valves V1 and V1  

open the valves V1 and V1  from the GUI

the valve v1 anv

d v2 are open and enable to let the nitrogene  gas pass

WASH THE SYSTEM WITH NITROGENE

Wash the system with Nitrogenen for few minutes BY TURNING ON THE VALVE on the nitrogene tank

-one can see that there is nitrogene exit from the gas outlets

Switch on the system

Turn off the nitrogene

Turn on the systeme from the GUI

THE SYSTEM IS GENERATING hydrogene and oxygene

Burn the hydrogene

Turn on the transformator

The Hidrogene is burning

Switch off the system.

Switch off the system from thGUI

Switch off the transformator

The system goes down.

WASH THE SYSTEM WITH NITROGENE

Wash the system with Nitrogenen for few minutes BY TURNING ON THE VALVE on the nitrogene tank

All the hydrogene existing in the pipe systeme exeit

Postcondition

 systeme is off