Tags » Eroi

EROI and the limits of conventional feasibility assessment—Part 3: Intermittency & seasonal variation

In the previous post in this sequence, I developed the concept of power return on investment as a complementary indicator to energy return on investment (EROI) for assessing the viability of wind and solar PV as alternatives to thermal electricity generation. 4,664 more words

EROI

EROI and the limits of conventional feasibility assessment—Part 2: Stocks, flows and power return on investment

An important principle to bear in mind for inquiring into the ways that energy-related considerations influence human societies is that, by and large, economies are dependent for their… 3,324 more words

EROI

despre eroi

Sunt o mare fană Batman şi Iron Man. Serios, îmi plac la nebunie, îi ubesc şi pe Bruce Wayne, şi pe Tony Stark. În mod egal. 448 more words

EROI and the limits of conventional feasibility assessment—Part 1: The technical potential for renewables

A fundamental requirement that any energy supply system must satisfy for economic viability is a sufficiently high energy return on energy investment (EROI) for manufacturing, installing, operating and maintaining the system over its operating life. 2,843 more words

EROI

A Chiara. L'amore al tempo in cui c'era

Lui è E. Oddio, posso anche chiamarlo Emilio, se pubblico questa foto. Era mio nonno. Ne ho parlato in molti post che ora non ci sono più, perché ho chiuso i vecchi blog. 512 more words

Amore

Sonetto di legno #4

Corona, spine di cenere, bruciata da cent’anni,
un simbolo scontato, ma oggi non importa.
Io te la metto addosso e lo faccio per assolvermi,
ma non mi spoglio in piazza. 93 more words

Amore