Product Design, Manufacturing & Innovation Resources

最新の出版物:エネルギーハーベスティングに関する特許

Energy Harvesting

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Energy harvesting technologies
Energy harvesting technologies enable self-sustaining systems by converting ambient energy into electrical power for various applications.

エネルギーハーベスティング技術は、周囲のエネルギーを使用可能な電力に変換し、外部電源なしで自立したシステムを実現します。圧電ナノ発電機と摩擦電気ナノ発電機は機械的振動と摩擦力を捕捉し、熱電発電機は温度勾配を利用して連続的な電力供給を行います。太陽光発電と電磁気的手法はそれぞれ太陽エネルギーと無線周波数エネルギーを収集し、応用分野を拡大します。無線センサーネットワークとの統合と IoT デバイスには、効率的な電力管理回路とエネルギー貯蔵ソリューションが求められます。ナノ材料とマイクロ電気機械システムの進歩は、変換効率と小型化を向上させます。人間の動きや環境源からのエネルギーハーベスティングは、 ウェアラブル そしてリモートセンシングへの応用。

これは、エネルギーハーベスティングに関する英語の世界中の出版物と特許の最新のセレクションです。多数の科学オンラインジャーナルの中から、圧電エネルギー、摩擦電気ナノ発電機、熱電発電機、太陽光発電エネルギーハーベスティング、電磁エネルギーハーベスティング、振動エネルギー、ハーベスティング回路、エネルギー貯蔵システム、ナノエネルギーハーベスティング、マイクロ電気機械システム、エネルギースカベンジング、環境エネルギー、ハーベスティングトランスデューサ、ハーベスティングセンサーノード、ハーベスティングワイヤレス通信、ハーベスティングIoTデバイス、ハーベスティングウェアラブルデバイス、人間の動きからのハーベスティング、RF信号からのエネルギーハーベスティング、機械的ストレスからのハーベスティング、温度勾配からのエネルギーハーベスティング、エネルギーハーベスティング、ハーベスティングシステムモデリング、ハーベスティング最適化に分類され、焦点を絞っています。

Electrical oscillator self-calibration using mechanical oscillator

Patent published on the 2026-10-15 in US under Ref US20260318708 by STMICROELECTRONICS INT N V [CH] (Quartiroli Matteo [it])

Abstract: A method for calibration of a microelectromechanical system (MEMS) device includes generating a first periodic signal with a mechanical frequency, generating a second periodic signal with an electrical frequency, generating a ratio signal indicating a relationship between the mechanical frequency and the electrical frequency, and generating an electrical oscillator calibration signal based on the ratio signal and a predetermined mechanical oscillator calibration signal. The MEMS device may inclu[...]


Our summary: The method involves generating periodic signals from mechanical and electrical oscillators. A ratio signal indicates the relationship between the two frequencies. An electrical calibration signal is produced for the MEMS device to enhance system clock accuracy.

self-calibration, electrical oscillator, mechanical oscillator, MEMS

Patent

Powerline unmanned surfer

Patent published on the 2026-10-15 in WO under Ref WO2026217081 by THE BOARD OF REGENTS OF OKLAHOMA AGRICULTURAL AND MECH COLLEGES [US] (Faruque Imraan A [us], Patel Ujjval [us])

Abstract: A system and method for achieving powerline energy harvesting power are disclosed herein. The method comprises sensing a position and trajectory of a plurality of points of a powerline relative to a position and a trajectory of a UAV having an aerodynamic surface; estimating a local spatial wavelength (alternatively or additionally, spatial frequency) of the powerline having a catenary curve using a point cloud indicative of the plurality of points of the powerline; and modulating at least one a[...]


Our summary: The system enables powerline energy harvesting using an unmanned aerial vehicle (UAV). It senses the powerline s position and trajectory to estimate local spatial wavelengths. The UAV s aerodynamic surface is modulated to maintain parallel flight with the powerline.

Powerline energy harvesting, UAV trajectory estimation, aerodynamic surface modulation, catenary curve analysis

Patent

Energy storage module and energy storage system including the same

Patent published on the 2026-10-15 in US under Ref US20260321748 by SAMSUNG SDI CO LTD [KR] (Kim Jae Seung [kr], Kim Tae Jin [kr])

Abstract: Provided are an energy storage module and an energy storage system including the same. The energy storage module according to embodiments includes a plurality of batteries, a plurality of bus bars that electrically connect the plurality of batteries, and a wiring circuit member that transmits status information of each of the plurality of batteries to a battery management system (BMS) through a plurality of wiring lines connected to each of the plurality of bus bars, wherein the wiring circuit m[...]


Our summary: The energy storage module comprises multiple batteries and bus bars for electrical connection. It includes a wiring circuit that transmits battery status to a battery management system. The circuit features stacked upper and lower wiring sub-circuits.

energy storage, batteries, battery management system, wiring circuit

Patent

Power fault detection in electrical energy storage systems based on reference fleet data

Patent published on the 2026-10-14 in EP under Ref EP4821739 by VOLVO TRUCK CORP [SE] (Lillmaa Henri [se], Ray Dripta [se])

Abstract: [0001] A computer system comprising processing circuitry configured to: acquire an electrical parameter value (Ep) of an electrical energy storage pack (104a) of a first unit in a unit fleet, retrieve reference data generated from logged electrical parameter values of electrical energy storage packs in the fleet of units, the retrieved reference data being determined from logged electrical parameter values associated with units having at least one driving or usage attribute (112, 111) in common [...]


Our summary: The system acquires an electrical parameter value from a storage pack. It retrieves reference data from logged values of similar units. The system compares the acquired value to the reference data to indicate power path faults.

fault detection, electrical energy storage, reference data, parameter comparison

Patent

Fire detector and energy storage system including the same

Patent published on the 2026-10-14 in EP under Ref EP4822667 by SAMSUNG SDI CO LTD [KR] (Seo Jeawon [kr], Jeon Sangjin [kr])

Abstract: [0001] A fire detector (100, 200) includes: a detection device, 210); a cover member (120, 230) surrounding the detection device (110, 210); and a conductor wire positioned such that one side thereof contacts at least one area of the cover member (120, 230), wherein the cover member (120, 230) comprises a mesh, and another side of the conductor wire is grounded.[...]


Our summary: The fire detector includes a detection device and a cover member. The cover member surrounds the detection device and comprises a mesh. A conductor wire contacts the cover member and is grounded.

fire detector, energy storage system, detection device, conductor wire

Patent

Interactive display of deep product information in smart retail

Patent published on the 2026-10-01 in WO under Ref WO2026207120 by QUALCOMM INC [US] (Reddy Varun Amar [us], Angjelichinoski Marko [us], Akkarakaran Sony [us], Manolakos Alexandros [us])

Abstract: In some aspects, a method of communication performed by a management entity includes determining positions of one or more items on a shelf within an indoor environment; receiving product information about the one or more items based on beacon signals transmitted by one or more energy harvesting tags (eTags) associated with the one or more items; and transmitting, to a display screen associated with the shelf, information to enable the display screen to display one or more visual indications prov[...]


Our summary: The method involves determining item positions on a shelf using beacon signals. It receives product information from energy harvesting tags associated with the items. The system transmits this information to a display screen to show visual indications about the items.

Interactive display, smart retail, product information, energy harvesting

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

mechanisms, performance, and perspectives

Published on 2026-05-18 by @OXFORD

Abstract: AbstractMultifunctional concrete, as a promising material platform for intelligent transportation infrastructure, expands the use of traditional concrete beyond passive load-bearing applications. By integrating multiple functions, cement-based materials can enhance the mechanical strength, durability, monitoring capabilities, and sustainability of transportation systems. This paper provides a comprehensive overview of multifunctional concrete technologies related to transportation infrastructure[...]


Our summary: Multifunctional concrete enhances the mechanical strength and sustainability of transportation infrastructure. It integrates functions like self-sensing and energy harvesting to improve performance. Challenges include durability, construction complexity, and economic factors affecting large-scale application.

multifunctional concrete, intelligent transportation, self-sensing, energy harvesting

Publication

取り上げるトピック: エネルギーハーベスティング、自己持続システム、環境エネルギー、電力、圧電ナノ発電機、摩擦電気ナノ発電機、熱電発電機、温度勾配、光起電力方式、電磁方式、無線センサーネットワーク、IoTデバイス、電力管理回路、エネルギー貯蔵ソリューション、ナノ材料、マイクロ電気機械システム、ウェアラブルアプリケーション、リモートセンシングアプリケーション、ISO 50001、IEC 62040、IEEE 1722、ISO 26262、およびIEC 61131。

用語集

Internet of Things (IoT): センサー、ソフトウェア、その他の技術が組み込まれた相互接続されたデバイスのネットワークであり、インターネットを介してデータを収集および交換することを可能にし、さまざまなプロセスやシステムの自動化、監視、および制御を容易にする。

歴史的背景

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2013-09-24

(日付が不明または関連性がない場合、例えば「流体力学」などでは、その注目すべき出現時期の概算値が提示されます。)

10年目 周年

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