Product Design, Manufacturing & Innovation Resources

Dernières publications et brevets sur la récupération d'énergie

Récupération d'énergie

Astuce : suite à la sélection ci-dessous, vous pouvez rechercher et filtrer nos 2 bases de données complètes :

> outil de recherche de publications gratuit < par auteur, sujet, mots-clés, date ou revue.

> outil gratuit de recherche de brevets < pour les brevets en anglais de l'Office européen des brevets.

technologies de récupération d'énergie
Récupération d'énergie technologies permettent des systèmes autonomes en convertissant l'énergie ambiante en énergie électrique pour diverses applications.

Les technologies de collecte d'énergie convertissent l'énergie ambiante en énergie électrique utilisable, ce qui permet à des systèmes autonomes de se passer de sources d'énergie externes. Les nanogénérateurs piézoélectriques et triboélectriques captent les vibrations mécaniques et les forces de frottement, tandis que les générateurs thermoélectriques exploitent les gradients de température pour une alimentation électrique continue. Les méthodes photovoltaïques et électromagnétiques exploitent respectivement l'énergie solaire et l'énergie des radiofréquences, élargissant ainsi les domaines d'application. L'intégration avec les réseaux de capteurs sans fil et les IoT Le développement de nouveaux dispositifs exige des circuits de gestion de l'énergie et des solutions de stockage de l'énergie efficaces. Les progrès réalisés dans le domaine des nanomatériaux et des systèmes microélectromécaniques améliorent l'efficacité de la conversion et la miniaturisation. La collecte d'énergie à partir des mouvements humains et des sources environnementales soutient les activités de recherche et de développement. portable et les applications de télédétection.

Voici notre dernière sélection de publications et de brevets mondiaux en anglais sur l'Energy Harvesting, parmi de nombreuses revues scientifiques en ligne, classées et axées sur l'énergie piézoélectrique, le nanogénérateur triboélectrique, le générateur thermoélectrique, la récolte d'énergie photovoltaïque, la récolte d'énergie électromagnétique, l'énergie vibratoire, le circuit de récolte, le système de stockage de l'énergie, la récolte d'énergie nanométrique, système microélectromécanique, piégeage de l'énergie, énergie ambiante, récolte des transducteurs, récolte des nœuds de capteurs, récolte des communications sans fil, récolte des dispositifs IoT, récolte des dispositifs portables, récolte des mouvements humains, récolte de l'énergie des signaux RF, récolte des contraintes mécaniques, récolte de l'énergie des gradients de température, récolte de l'énergie, modélisation du système de récolte et optimisation de la récolte.

Systems and methods for dynamically prioritized allocation and real-time smart charge management of electric vehicles ensuring minimal impact to utili

Patent published on the 2026-06-11 in WO under Ref WO2026120357 by EATON INTELLIGENT POWER LTD [IE] (Sanchez Daniel A [us], Rehman Waqas Ur [us], Suryanarayanan Siddharth [us], Mohamed Ahmed Abdelfatah Abdelaal Said [us], Bhavaraju Vijay [us], Gurung Niroj [us])

Abstract: A controller system with a smart charging algorithm for managing charging of EVs in a fleet at a utility customer site is provided. The utility customer site has the ability to connect and disconnect from the utility power grid and to also receive power from a number of distributed energy resources (DERs). The controller system prioritizes the following control objectives: charging all EVs to their desired state of charge within available dwell time; keeping active power imports from the grid lo[...]


Our summary: The system manages electric vehicle charging at utility sites with a smart algorithm. It prioritizes charging efficiency while adhering to grid constraints and optimizing renewable energy use. The controller minimizes costs and energy degradation through dynamic allocation and real-time management.

smart charging, electric vehicles, distributed energy resources, power management

Patent

Hybrid vehicle apparatuses, processes, and systems

Patent published on the 2026-06-11 in WO under Ref WO2026122539 by CUMMINS INC [US] (Kresse Iii [us], Bellinger Steven M [us], Kolhouse J Steven [us], Ruth Michael J [us], Leonarski Jaroslaw [us])

Abstract: A vehicle system includes an engine, a transmission coupled with the engine, a set of ground contacting wheels, a hybrid axle assembly including a set of axles coupled with the set of ground contacting wheels, a differential coupled with the set of axles and the transmission, an electric machine fastened to the hybrid axle assembly, and means for mitigating losses of the electric machine, the hybrid axle assembly being configured to transmit driveline torque received from the engine and the tran[...]


Our summary: The vehicle system integrates an engine, transmission, and hybrid axle assembly with an electric machine. It includes an energy storage system and an electronic control system for managing operations. The design allows for efficient torque transmission and loss mitigation in various operational modes.

Hybrid vehicle, electric machine, energy storage system, electronic control system

Patent

The potential energy storage system for electricity generation

Patent published on the 2026-06-11 in WO under Ref WO2026120347 by TRAN VAN TUAN [VN] (Tran Van Tuan [vn])

Abstract: The invention provides a potential energy storage system for electricity generation, comprising: escalator (2.1); the diamagnetic ferrous balls with a mass of 250kg or greater; upper horizontal chute (2.6); vertical chute (2.7); lower horizontal chute (2.8); air fork; lever arm (3.1.3) of the working wheel; fixed base column (3.1.4) supporting the potential energy storage system for electricity generation; stator coil (3.1.7) of the generator; rotor (3.1.8) of the generator; acceleration gearbox[...]


Our summary: The invention describes a potential energy storage system designed for electricity generation. It includes components such as an escalator, ferrous balls, and chutes for energy transfer. The system utilizes a generator with a stator coil and rotor for electricity production.

energy storage, electricity generation, potential energy, mechanical system

Patent

Method and system for controlling crystallization of a casting

Patent published on the 2026-06-10 in EP under Ref EP4755545 by AKADEMIA GORNICZO HUTNICZA IM STANISLAWA STASZICA W KRAKOWIE [PL] (Wojciechowski Krzysztof [pl], Paczkowski Pawel [pl], Kopycinski Dariusz [pl])

Abstract: [0001] The invention relates to a method of controlling crystallization of a casting by actively receiving heat from the cooling casting by means of a chill and a water cooler through which water flows, the method comprising simulating the course of changes in a reference temperature parameter as a function of time for a desired microstructure of the casting, measuring the actual temperature parameter of the casting, comparing the value of the measured temperature parameter with the value of the[...]


Our summary: The invention describes a method for controlling the crystallization of a casting by managing heat transfer through a cooling system. It involves simulating a reference temperature and adjusting water flow based on temperature differences. A thermoelectric generator measures temperature variations to optimize the cooling process.

crystallization control, temperature measurement, thermoelectric generator, cooling system

Patent

Copper foam thermoelectric heat exchanger for use in data center cooling

Patent published on the 2026-06-04 in US under Ref US20260156789 by CISCO TECH INC [US] (Mangalindan Keihl Meneses [us], Laurence Sabine Alison [us], Cai Angela Siqi [us], Daksh Aakash [us])

Abstract: [0000] In one embodiment, an apparatus includes a chassis, one or more heat-generating components, and a thermoelectric heat exchanger. The one or more heat-generating components is carried on the chassis and arranged to generate heat. The thermoelectric heat exchanger is carried on the chassis, and includes copper foam and at least one thermoelectric generator (TEG), wherein the copper foam is arranged to absorb a first portion of the generated heat, and wherein the at least one TEG is configur[...]


Our summary: The apparatus features a chassis with heat-generating components and a thermoelectric heat exchanger. Copper foam absorbs heat generated by the components. A thermoelectric generator converts this heat into electrical energy.

thermoelectric, heat exchanger, copper foam, data center

Patent

Battery pack control system

Patent published on the 2026-06-04 in US under Ref US20260155658 by REDWOOD MAT INC [US] (Campbell Colin [us], Straubel Jb [us], Sun Nancy [us], Ransdell Jeff [us])

Abstract: [0000] The present disclosure relates to systems and methods for utilizing second-life electric vehicle (EV) batteries as part of a battery energy storage system. In particular, in one or more embodiments, the disclosed systems provide a battery control system that enables use of multiple different types of batteries from different manufacturers and with different chemistries. For example, a site controller oversees system operation by receiving battery-status data from the various battery-manag[...]


Our summary: The system utilizes second-life electric vehicle batteries in a battery energy storage setup. A site controller manages operations by receiving battery-status data and directing power flow. The pack manager device standardizes voltage and regulates behavior for safe performance.

Battery management, energy storage, system control, second-life batteries

Patent

Efficient indoor and outdoor organic photovoltaics enabled by a pyrimido[5,4-<i>d</i>]pyrimidine-based ?-conjugated polymer

Published on 2026-05-22 by Jiahui Duan, Asumi Sueyasu, Takuma Yasuda @NATURE

Abstract: Polymer Journal, Published online: 22 May 2026; doi:10.1038/s41428-026-01199-wDual-mode organic photovoltaics (OPVs) enabling efficient operation under both outdoor and indoor conditions have been developed using a pyrimido[5,4-d]pyrimidine-based π-conjugated polymer, P(PyPy-BDT). Under standard solar illumination, P(PyPy-BDT):IT-4F devices achieve a power conversion efficiency (PCE) of 9.3%. In contrast, under indoor white LED lighting (1000 lx), P(PyPy-BDT):IO-4F devices deliver a high PCE [...]


Our summary: A new dual-mode organic photovoltaic system has been developed using a pyrimido[5,4-d]pyrimidine-based π-conjugated polymer. The system achieves a power conversion efficiency of 9.3% under standard solar illumination and 20.0% under indoor LED lighting. These results highlight the potential for illumination-adaptive organic photovoltaics in efficient energy harvesting.

organic photovoltaics, π-conjugated polymer, power conversion efficiency, illumination-adaptive

Publication

Enhancing power density of piezoelectric energy harvesters through fabric-based design for low frequency wind-induced vibrations

Published on 2026-03-16 by @OXFORD

Abstract: AbstractThis paper proposes a low-frequency, fabric-based wind energy harvester (FWEH) consisting of a flag-shaped polyester fabric affixed to an aluminum cantilever beam. The experimental research analyzes the effects of various design parameters, such as external load resistance, wind speed, and geometric properties of energy harvester, on maximum voltage, vibration frequency, and power density. Under optimal conditions, the FWEH generated an average power of 4.01 mW/cm$^{3}$ at a wind speed o[...]


Our summary: This study introduces a fabric-based wind energy harvester designed for low-frequency vibrations. Experimental results show that optimal conditions yield a significant power density increase of over 300%. The harvester achieved an average output of 4.01 mW/cm³ at specific wind speeds and load resistance.

piezoelectric, energy harvesting, wind energy, power density

Publication

Sujets abordés : Récolte d'énergie, systèmes autonomes, énergie ambiante, énergie électrique, nanogénérateurs piézoélectriques, nanogénérateurs triboélectriques, générateurs thermoélectriques, gradients de température, méthodes photovoltaïques, méthodes électromagnétiques, réseaux de capteurs sans fil, dispositifs IoT, circuits de gestion de l'énergie, solutions de stockage de l'énergie, nanomatériaux, systèmes microélectromécaniques, applications portables, applications de télédétection ISO 50001, IEC 62040, IEEE 1722, ISO 26262, et IEC 61131...

Glossaire des termes utilisés

Internet of Things (IoT): un réseau d'appareils interconnectés dotés de capteurs, de logiciels et d'autres technologies qui leur permettent de collecter et d'échanger des données sur Internet, facilitant ainsi l'automatisation, la surveillance et le contrôle de divers processus et systèmes.

Contexte historique

2000
2002
2010
2013
2000
2000
2003
2010
2013-09-24

(si la date est inconnue ou non pertinente, par exemple « mécanique des fluides », une estimation arrondie de son émergence notable est fournie)

Les images en pleine résolution et les téléchargements sont uniquement disponibles, et 100% gratuits, pour les membres inscrits.