The purpose of this article is to assess the value of entransy for use in the thermal system engineering domain and in particular for design. The conclusion is that use of entransy is not recommended. This finding is in keeping with increasing uneasiness that has emerged recently in the...

In this paper we offer energy metric for evaluating the need for transformational technology in the context of resources management for sustainability. This metric measures the margin for improvement between the actual energy used and the theoretical minimum needed for the same task,...