에너지 하베스팅 기술은 주변 에너지를 사용 가능한 전력으로 변환하여 외부 전원 없이 자립 가능한 시스템을 구현합니다. 압전 및 마찰전기 나노 발전기는 기계적 진동과 마찰력을 포착하고, 열전 발전기는 온도 구배를 이용하여 지속적인 전력을 공급합니다. 광전 및 전자기 방식은 각각 태양 에너지와 무선 주파수 에너지를 수확하여 응용 분야를 확장합니다. 무선 센서 네트워크와의 통합 및 IoT 첨단 기기들은 효율적인 전력 관리 회로와 에너지 저장 솔루션을 필요로 합니다. 나노 소재와 미세전기기계시스템(MEMS)의 발전은 변환 효율과 소형화를 향상시킵니다. 인체의 움직임과 환경 자원으로부터 에너지를 수확하는 기술은 이러한 요구를 충족하는 데 기여합니다. 의복 및 원격 감지 응용 분야.
본 자료는 에너지 하베스팅 관련 전 세계 영문 논문 및 특허를 엄선하여 정리한 것으로, 다양한 온라인 과학 저널에 게재된 자료들을 포함하고 있습니다. 주요 주제는 압전 에너지, 마찰전기 나노발전기, 열전 발전기, 태양광 에너지 하베스팅, 전자기 에너지 하베스팅, 진동 에너지, 하베스팅 회로, 에너지 저장 시스템, 나노 에너지 하베스팅, 미세전기기계시스템(MEMS), 에너지 스캐빈징, 주변 에너지, 하베스팅 트랜스듀서, 하베스팅 센서 노드, 무선 통신 하베스팅, IoT 기기 하베스팅, 웨어러블 기기 하베스팅, 인체 동작 하베스팅, RF 신호 하베스팅, 기계적 응력 하베스팅, 온도 구배 하베스팅, 에너지 하베스팅, 하베스팅 시스템 모델링 및 하베스팅 최적화입니다.
Ambient iot device and ambient iot system
Patent published on the 2026-05-28 in WO under Ref WO2026109471 by NEDERLANDSE ORGANISATIE VOOR TOEGEPAST NATUURWETENSCHAPPELIJK ONDERZOEK TNO [NL] (Toumi Nassima [nl], Dimitrovski Toni [nl], Heijnen Pascal Mathieu Agnes Marie [nl])
Abstract: The disclosure pertains to an ambient Internet-of-Things, IoT, device and system. The IoT device comprises at least an energy harvesting part, a receiver part, a processor part and a transmitter part. The energy harvesting part may be configured to harvest energy for operation of the ambient IoT device. The receiver part may be configured to receive a transmission energy indication generated at an ambient IoT system. The processor part may obtain, based on the transmission energy indication, one[...]
Our summary: The ambient IoT device includes energy harvesting, receiver, processor, and transmitter parts. It evaluates energy requirements for multiple transmission scenarios based on harvested energy. The device transmits data according to the determined optimal transmission scenario.
ambient IoT, energy harvesting, wireless data transmission, processor evaluation
Patent
Tactile feedback sensor
Patent published on the 2026-05-28 in US under Ref US20260144608 by ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIV OF ARIZONA [US] (Govalla Dema [us], Rozenblit Jerzy [us])
Abstract: This invention provides systems and methods for tactile perception in robotic assisted minimally invasive surgery (RAMIS), focusing on deformation and texture detection. The system integrates microelectromechanical systems (MEMS) sensors and/or force-sensitive resistor (FSR) sensors attached to a thoracic grasper instrument and is compatible with the da Vinci MIS surgical system and other robotic surgical systems. The systems further utilize algorithms able to accurately classify objects with va[...]
Our summary: This invention enhances tactile perception in robotic assisted minimally invasive surgery. It integrates MEMS and FSR sensors with a thoracic grasper instrument. Algorithms classify objects based on softness and roughness for improved surgical outcomes.
tactile feedback, robotic surgery, MEMS sensors, texture detection
Patent
Battery-based automated vehicle fleet mission dispatching
Patent published on the 2026-05-27 in EP under Ref EP4749542 by VOLVO AUTONOMOUS SOLUTIONS AB [SE] (SjÖberg Johan [se], SkillsÄter Calle [se])
Abstract: A computer system for automated assigning of transport missions to electric vehicles of a vehicle fleet is provided, and configured to: for each (120-i) of a plurality of transport missions, obtain an expected degradation (ΔSoHi) of an energy storage system, ESS, (132-j) of a vehicle (130-j) if completing the mission; based on the obtained expected degradations, categorize each of the transport missions into one of several categories (Ci ∈ {C1, C2,..., CK}) of different expected degradation; [...]
Our summary: A computer system automates the assignment of transport missions to electric vehicles based on expected degradation of their energy storage systems. It categorizes missions into different degradation levels and tracks the number of previously assigned missions per vehicle. The system optimizes mission assignments to balance the workload and degradation across the fleet over time.
automated dispatching, electric vehicles, energy storage system, mission categorization
Patent
Situation-aware power-abilities for a battery energy storage system
Patent published on the 2026-05-27 in EP under Ref EP4748633 by VOLVO TRUCK CORP [SE] (Altaf Faisal [se], Hallberg Linus [se])
Abstract: A computer system includes processing circuitry configured to i) obtain an indication of a usage scenario and/or internal (and/or external) state of an entity, e.g. of an electric vehicle, including a battery energy storage system (ESS); ii) determine state-of-power, SoP, values for each of multiple battery packs of the ESS; iii) determine SoP values for the whole ESS by fusion of the SoP values for the battery packs determined in ii), and iv) determine a target SoP and control a charging/discha[...]
Our summary: The system monitors the state and usage scenario of an electric vehicle s battery energy storage system. It calculates state-of-power values for individual battery packs and the entire system. The system then controls charging and discharging based on target state-of-power values and selected constraints for performance and battery lifetime.
battery energy storage, state-of-power, usage scenario, electro-thermal constraints
Patent
Multi-battery pack state of power (sop) selection
Patent published on the 2026-05-27 in EP under Ref EP4749876 by VOLVO TRUCK CORP [SE] (Hallberg Linus [se], Altaf Faisal [se])
Abstract: A method of controlling an ESS is provided, including obtaining lower state-of-power (SoP) values (SoPlow,i) for multiple battery packs (130-1 to 130-4) of an energy storage system (ESS); obtaining one or more first values (SoQ1,...,So Q4) indicative of a current storage capacity and/or a current resistance of each battery pack; determining, based on the obtained first values, that the current storage capacity (SoQ4) of a battery pack (130-4) is significantly larger than those of the one or more[...]
Our summary: A method for controlling an energy storage system (ESS) involves selecting lower state-of-power values for multiple battery packs. It determines the current storage capacity and resistance of each pack to optimize discharging and charging. The system allows one battery pack to exceed its lower state-of-power value while managing others according to their respective limits.
battery management, energy storage system, state of power, charging control
Patent
A kinetic energy harvesting system
Patent published on the 2026-05-27 in GB under Ref GB2702011 by R2E ENTPR LTD [GB] (Antony Edmondson-bennett [gb])
Abstract: A road-based energy harvester converts kinetic energy from passing traffic into electricity using a hydraulic motor. The system has two platforms 40, 42, operating in a seesaw fashion to generate torque which is used to drive at least one piston 52 via a crank 45, so that when one platform is lowered, the piston is driven in one direction, and when the other platform is lowered, the piston is driven in the opposite direction. The kinetic energy harvesting system may include a vehicle recognition[...]
Our summary: A road-based energy harvester converts kinetic energy from traffic into electricity. The system uses a seesaw mechanism to drive a piston via a crank. It may include a vehicle recognition system to optimize energy extraction based on vehicle mass.
kinetic energy, energy harvesting, hydraulic motor, torque generation
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
