Definitions of Technology Readiness Levels

 

Definitions of Technology Readiness Levels

As used by the FCH JU in their Multi-Annual Work Plan 2014 - 2020.

TRL

Definition

9

Actual system is proven in an operational environment

8

System complete and qualified

7

System prototype demonstration in an operational environment

6

Technology demonstrated in a relevant environment

5

Technology validated in a relevant environment

4

Technology validated in lab

3

Experimental proof of concept

2

Technology concept formulated

1

Basic principles observed