Building thermal regulations have evolved over the last few decades in different European countries by tightening the thermal performance requirements of buildings to asymptotic levels of performance that will now be expensive to exceed. The main challenge now lies in the effective and radical improvement […]
Energy efficiency actions are split into two groups: – Passive energy efficiency encompasses all actions of renewal or improvement of buildings and energy systems (insulation of walls, renewal of the heating system, change of lighting technology) – Active energy efficiency includes all actions of optimization […]
Smart Cities are public initiatives. They are always initiated by mayors and their teams. Difficult to escape within these projects with the priority political objectives at the head of which is the employment. There is no project that does not refer to the expected impacts […]
In 2010, more than 13% of French households are considered in a precarious energy situation, ie spend more than 10% of their budget on energy-related expenditure. This situation is unfortunately not peculiar to France and the trend is not to improve. Although in most countries […]
The great electric manufacturers dream of it: they describe a luminous future world where everything will be more electric than today. Will the Smart Cities fit in with this trend? Does this vision make sense for the cities? Or is it only an incantation launched […]
It is not so long ago that each component of the energy system of a large city was designed and developed by the specialists who were in charge of it. This world was simple; this is perhaps the main reason for the difficulties encountered in […]
All energy suppliers (electricity, gas, heat) have, in recent years, developed services offers and activities. The first services offered were aimed at improving the customer-supplier relationship, the customer’s “experience” with the energy supplier. Internet portals, customer areas, digitized and explained invoices, consumption histories have been […]
The municipal team of a big city recently told me about the options available to them to make their energy system evolve: “we will choose the least expensive solution in terms of investment”. What had they not said? How not to react to this assertion […]
The year 2015 was marked by Tesla and Schneider, to take only these two examples, that launched on the market electricity storage offers for residential customers. Both offers are based on Lithium-Ion batteries. Do these offers really create a threat to utilities? Are they going […]
Until today, for a utility 1.0, the most attractive customer is, without question, the biggest consumer. Thanks to one contract, it allows the utility to secure a large amount of electricity, gas or heat. A special dialogue was historically established between such a customer and […]
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