Additional parameters for cooling fans

McZapkie/MOVER.h

@@ -821,8 +821,11 @@ private:
     struct cooling_fan : public basic_device {
         // config
         float speed { 0.f }; // cooling fan rpm; either fraction of parent rpm, or absolute value if negative
+		float sustain_time { 0.f }; // time of sustaining work of cooling fans after stop
+		float min_start_velocity { -1.f }; // minimal velocity of vehicle, when cooling fans activate
         // ld outputs
         float revolutions { 0.f }; // current fan rpm
+		float stop_timer { 0.f }; // current time, when shut off condition is active
     };
 
     // basic approximation of a fuel pump