Actuellement, l’énergie solaire photovoltaïque représente 1 % de la production électrique mondiale. Une énergie qui a aujourd’hui ses limites (impossible de produire quand il n’y a pas de soleil) mais qui, demain, pourrait prendre une place plus importante dans le mix énergétique

Les stations de transfert d'énergie par pompage constituent la technologie de stockage la plus ancienne et la plus développée. Il faut aussi signaler le stockage thermique, mécanique et le stockage par batterie plus connu du grand public mais qui ...

En plus du modèle « historique » d’autoconsommation d’électricité par de grands sites industriels, produite par cogénération ou par des centrales hydroélectriques, viennent aujourd’hui s’ajouter des modèles utilisant des nouvelles technologies (panneaux photovoltaïques, unités

Flexible and scalable energy storage solutions are necessary for mitigating fluctuations of renewable energy sources. The main advantage of Redox Flow Batteries is their ability to decouple power and energy. However, they present some limitations including poor performance, short-lifetimes and

Abstract: The objective of this work was to evaluate a microsprinkler irrigation system with water pumping by photovoltaic system, through uniformity coefficients and the total energy produced (W h...

Supercapacitors, as one of the energy storage devices, exhibit ultrahigh capacitance, high power density, and long cycle. High specific surface area, mechanical and chemical stability, and low cost are often required for supercapacitor materials. Graphene, as a new emerging carbon material, has

A tubular microphone case having conductivity, a circuit board on which a circuit is configured, the circuit being used for an operation of a microphone unit that converts an audio signal into an electrical signal, a light source that is accommodated in a position close to a first end of the

Disclosed are methods of forming a porous silicon material by applying a solution of hydrogen fluoride and copper (e.g., copper metals, and/or copper oxides) to a surface of a silicon substrate, where the applying coats the surface of the silicon substrate with copper. The copper-coated silicon

Systems, methods and component parts for portable or handheld measuring of a characteristic of batteries or other energy storage devices are described. In particular the present invention relates to systems, methods and component parts for measuring a characteristic of high voltage batteries, e.g.

The present disclosure provides supercapacitors that may avoid the shortcomings of current energy storage technology. Provided herein are electrochemical systems, comprising three dimensional porous reduced graphene oxide film electrodes. Prototype supercapacitors disclosed herein may exhibit

Coprésidée par l'État et la Région, cette nouvelle Assemblée a pour mission de définir une ambition maritime partagée et de la traduire, dans le respect des compétences de chacun, en actions concrètes et coordonnées à chaque échelle d'intervention& ...

La turbine marémotrice du projet FLOTEC, financé par l'UE, affiche maintenant les mêmes performances que les éoliennes offshore, en générant plus de 18 MWh sur une période de 24 heures, inaugurant ainsi une nouvelle ère pour l'exploitation de l'énergie ...

De fait, le potentiel et les actions concrètes destinées entre autres à promouvoir les Energies Marines Renouvelables, les industries nautiques ou les biotechnologies sont aussi évoquées. La production agroalimentaire des produits de la mer est de 5 ...

Baptisé Hywind, ce projet pionnier d'éoliennes flottantes promet de repousser plus loin vers les eaux du grand large les zones maritimes de production d'énergies renouvelables, pour l'heure cantonnées [...] Lire l'actualité / En savoir plus& ...

Après le reflux des années 2008 à 2013, l'économie bleue se porte mieux dans la région. Et les éoliennes en mer s'annoncent prometteuses, explique l'Insee.

France - Brest - Mardi 04/07/2017 - Depuis le 27/06/2017, la thèse de Séverine Michalak est disponible sur le site HAL. Cette thèse soutenue le 4/03/2016 à l'IUEM-UBO consiste à démontrer les spécificités juridiques des énergies marines renouvelables à travers les interactions entre le

Highlights • Presents optimisation approach for both the number of turbines in the array (array size) and the locations of those turbines relative to one another and the domain (micro-siting design). • Uses a surrogate-based approach with a Bayesian methodology to achieve a posterior

Highlights • Plan option areas for suitable deployment of tidal current turbines measure 242.966 km2. • The five identified plan option areas can accommodate 253 MW of installed tidal turbine capacity. • New legislation should be written that provides for provincial regulatory

A device is provided that converts random movement of extrinsic oscillation from an ocean wave into purposeful movement, such as torque or other motion that can be used to generate electricity. This device may include but is not limited to two major components: 1) a collection unit and 2) a

Détentrice parmi 120 concurrents du prix international CEDIA en 2015, récompensant l’excellence dans le design, la technologie domestique, l’installation et l’intégration dans la zone EMEA (Europe, Moyen-Orient et Afrique), la maison Jewel Box est un véritable joyau de la technologie

Europe Smart Building Market Latest Research Report provides in-depth analysis of definitions, classifications, applications and Europe Smart Building Market& ...

Pythagoras Solar : l'entreprise a créé la première fenêtre solaire au monde qui combine efficacité énergétique, production d'énergie et clarté. Cette unité de verre transparente photovoltaïque peut être facilement intégrée lors de la construction de ...

Même si l'Hexagone est encore en réflexion en matière de géothermie par rapport à ses voisins européens (comme la Suisse), plusieurs territoires français ont& ...

Terrendis y a livré 41 sondes géothermiques verticales double U de 185 mètres de profondeur et de 40 mm de diamètre. Un fluide caloporteur y transporte l'énergie transmise par le sol, laquelle est ensuite restituée par une pompe à chaleur pour chauffer ...

... Energy Efficiency Directive (EED), Energy Performance in Buildings Directive (EPBD) and new governance rules is key to the future success of world class European manufacturers committed to biomass, solar thermal, geothermal, district heating and ...

The African Union Commission (AUC) and The New Zealand Ministry of Foreign Affairs and Trade (MFAT) have signed a Partnership Agreement, providing a& ...

De l'autre côté des voies de la gare du RER D, à laquelle elle est reliée par une passerelle, la nouvelle gare se distingue par ses panneaux photovoltaïques accrochés au plafond. De quoi fournir l'équivalent de la consommation énergétique de 3 foyers ...

DDU wells used to directly power buildings would be deeper than ground source heat pump boreholes and shallower than wells used for enhanced geothermal systems used for electricity generation. At a large scale, DDU applications can potentially be used& ...

Required distance between doublet systems in low enthalpy geothermal heat exploitation is often not fully elucidated. The required distance aims to prevent negative interference influencing the utilisation efficiency of doublet systems. Currently production licence areas are often issued based on

...Abstract Ground temperature and hydrogeological conditions are key parameters for many engineering applications, such as the design of building basements and underground spaces and the assessment of shallow geothermal energy potential. ...

The heat transfer performance of a vertical two-phase closed thermosyphon (TPCT) used in a geothermal heat pump was experimentally investigated. The TPCT is a vertical plain steel pipe with inner diameter of 114 mm and bored 368 m deep underground. Carbon dioxide (CO2) is used as working fluid. In

Highlights • Specific thermal response test (TRT) for geothermal basket was performed. • Monitoring sensors in the ground during TRT are useful for next design phase. • Hybrid ground source and air source heat pump need smart control system. • Efficiency of hybrid ground source heat source

The present invention relates to a method for estimating a geothermal gradient and an apparatus for estimating a geothermal gradient, and provides a method for estimating a geothermal gradient, the method comprising the steps of: calculating, at each of a plurality of points, a seismic wave crust

The present invention relates to the use of a process fluid with an environmentally compatible biostabilizer in a geothermal borehole. The biostabilizer is characterized in that it comprises at least one organic acid, or a salt, alcohol or aldehyde thereof, wherein the at least one organic acid is

Les difficultés d’approvisionnement qui ont émergé depuis plusieurs mois ne semblent pas s’estomper, conduisant au contraire les fournisseurs de matériaux et de consommables pour la fabrication des circuits imprimés à relever leurs prix. Ainsi, le géant japonais Panasonic vient-il

La première tranche de financement permettra à I-Ten d'engager l'industrialisation d'une première génération de ses micro-batteries pour approvisionner des clients de référence dans de nombreuses technologies de pointe. La seconde tranche de sera principalement dédiée au développement de

In 1969, the first home security system was born, consisting of four peepholes and a camera that could be moved to look through any of them, broadcasting the images to a monitor. Nowadays, we can now stream and view a feed of our home security cameras on our mobiles, giving homeowners greater piece

Le 8 juin dernier, le Bosch Tech Day Industrie 4.0 avait lieu en France dans l’usine de Mondeville, tout près … Cet article Bosch Tech Day : à Mondeville, l’usine la plus connectée de France est apparu en premier sur Objetconnecte.com.

(AOF) - Orange a annoncé la poursuite des déploiements du réseau Orange très basse consommation dédié à l'internet des objets basé sur la technologie LoRa avec l'objectif d'une couverture nationale en France métropolitaine d'ici la fin de l'année ...

Le groupe Elvia PCB, fabricant de circuits imprimés, a réalisé, l'an passé, un chiffre d'affaires de 69 millions d'euros. « Cette année, nous ciblons 75M€ », nous a indiqué Thierry Pincemin, le directeur commercial du groupe. Elvia PCB met l'accent sur& ...

L'entreprise X-Telia lance au Québec un réseau consacré aux objets et bâtiments connectés qui repose sur la technologie LoRa.

SANTA CLARA, Calif., June 22, 2017 /PRNewswire/ -- The global electric motors market is transforming, augmented by increasing electrification of applications across industries, energy-efficiency enhancement in existing applications, and demand for higher-efficiency motors such as...

...enables efficient representations based on sparsity to be utilized throughout a signal processing system, with the aim of reducing the energy and/or ... have the downside of IoT – if the security challenges facing IoT are not addressed, it may just become an Internet-of- ...

...the emerging paradigm of Internet-of-things (IoT). IoT covers an ever-increasing range of applications, eg, health-care monitoring, smart homes and buildings, etc. In this invited paper, we discuss and summarize the IoT paradigm with a special focus on energy consumption ...

Piezoelectricityand charge storage of undoped and Co-doped ZnO thin films were investigated by means of PiezoResponse Force Microscopy and Kelvin Probe Force Microscopy. We found that Co-doped ZnO exhibits a large piezoelectric response, with the

...Packaging of Small-Scale Thermoelectric Generators for Autonomous Sensor Nodes. Abstract: This paper focuses on packaging of small-scale thermoelectric generators (TEGs) for energy harvesting applications in sensor nodes for industry 4.0 and for the Internet ...

Abstract Piezoelectric properties of the recently developed lead-free (Ba 0.85 Ca 0.15)(Ti 0.9 Zr 0.1) O 3 (BCZT) ceramics has been improved by suitable additives. In the present study, different tetravalent additives (SiO 2, GeO 2, MnO 2 and CeO 2) have been

...Internetofthingsnetworks are described by high heterogeneity because they are consistent with distinctive proprietary and non-proprietary solutions. ... Transmission of video and imaging data requires both energy and QoS aware routing in order to ensure efficient usage ...

Highlights • Non-linear piezoelectricity based bending deformation detection • A structure of aligned zinc oxide nanorods to recognize the bending angle. • Dual sensor capable of simultaneously recognizing bending angle and radius.

Abstract Printed circuit boards (PCBs) are composite structures consisting of FR-4, solder mask, and Cu materials. When heated during reflow, these materials exhibit different levels of expansion because of their dissimilar thermal expansion coefficients. Currently, the shadow moiré method is the

Typical liquid-cooled compressors use the effective means of reducing no-load power by repeatedly starting and stopping an electric motor according to the amount of required air, but sufficient consideration has not been given to the fact that frequent starting and stopping of large-output electric