Trends in energy demand
Analysis and energy outlook

Add to my library

BE8515 V2 Article

Trends in energy demand


Analysis and energy outlook

Author : Christian NGÔ

Publication date: April 10, 2017, Review date: June 20, 2022 | Lire en français

Add to my library Add to my library

Logo Techniques de l'Ingenieur You do not have access to this resource.
Request your free trial access! Free trial

Already subscribed?

2. Trends in energy demand

Primary energy corresponds to energy before transformation. This is the case, for example, with crude oil, coal or water from a dam. Secondary energy is obtained after transformation: gasoline or diesel from petroleum, charcoal from wood, electricity from natural gas, and so on. Final energy is that used by the consumer, such as electricity or heating oil. Finally, useful energy is that which is actually used for the required purpose.

Example

with an electric drill powered by nuclear-generated electricity, the primary energy corresponds to the heat produced by the combustion of uranium in the reactor, the secondary energy is the electricity produced in the nuclear power plant (around a third of the primary energy), the final energy is that which reaches the consumer's electricity...

You do not have access to this resource.
Logo Techniques de l'Ingenieur

Exclusive to subscribers. 97% yet to be discovered!

You do not have access to this resource. Click here to request your free trial access!

Already subscribed?


Article included in this offer

"Smart cities"

( 93 articles )

Complete knowledge base

Updated and enriched with articles validated by our scientific committees

Services

A set of exclusive tools to complement the resources

View offer details

Dans les ressources documentaires

Applications mobiles et stationnaires de l’hydrogène dans la transition énergétique

Une transition énergétique mondiale est en cours en vue de limiter les émissions de gaz à effet de serre....

Géopolitique de la transition énergétique

  La transition énergétique répond au besoin de limiter le réchauffement climatique dû aux émission...

Une nouvelle géopolitique de l’énergie

La géopolitique de l’énergie a longtemps été et reste encore largement une géopolitique du pétrole. En ef...

Carburants liquides - Caractéristiques et principes généraux

Par définition, les carburants sont des produits dont la combustion en présence d'air permet le fonctionn...

Tous les livres blancs
Toutes les actualités
Contact us