📰 技术文档 Feed — 2026-04-27 06:30

自动抓取 | 106 条新内容 | 去重后 30 条 | AI 总结 2 条

🔴 SiC / GaN / 宽禁带

Integrated Short-Circuit Protection Design Based on Dual-Channel Gate Driver for Series Connected Medium-Voltage SiC MOS

来源: semantic-scholar-sic | 评分: 100 | 📥 → GitHub
日期: 2025
Series connection of Silicon carbide (SiC) MOSFETs is needed for increasing the blocking voltage of available power devices (limited to 3.3 kV in the market) and has been extensively studied, particul

Short-Circuit Protection of Medium-Voltage SiC MOSFETs: Design Considerations and Validation of a Fast and Robust Desat

来源: semantic-scholar-sic | 评分: 100 | 📥 → GitHub
日期: 2025
Silicon carbide MOSFETs are gaining prominence as key switching devices in medium voltage systems due to their high efficiency, high power density, and fast switching speed. However, the fast-switchin

Op-Amp’s Application in SiC MOSFETs as a Short-Circuit Detector

来源: semantic-scholar-sic | 评分: 100 | 📥 → GitHub
日期: 2025
Silicon carbide (SiC) metal-oxide semiconductor field-effect transistors (MOSFETs) hold a significant position in high-power applications due to their excellent thermal and electrical performance. How

A Novel Gate-Buck-Based Drive Circuit for Mitigating the Degradation of SiC MOSFETs During Short Circuit

来源: semantic-scholar-sic | 评分: 90 | 📥 → GitHub
日期: 2025
Silicon carbide (SiC) metal oxide semiconductor field effect transistors (MOSFETs) have a small short-circuit (SC) tolerance, making them prone to degradation and even damage. The major factors that i

Integrated Short-Circuit Protection Method in On-State Voltage Measurement Circuit for SiC MOSFETs

来源: semantic-scholar-sic | 评分: 90 | 📥 → GitHub
日期: 2026
This article presents an integrated approach for condition monitoring (CM) and short-circuit (SC) protection in silicon carbide (SiC) mosfets. This design integrates CM and SC protection functionaliti

A Fast Short Circuit Detection Method for SiC MOSFETs Based on Drain Voltage Swing

来源: semantic-scholar-sic | 评分: 90 | 📥 → GitHub
日期: 2025
Despite the superior performance, Silicon Carbide (SiC) MOSFETs face the challenge of ensuring their effective short circuit (SC) protection due to their lower thermal mass and faster switching speed.

A Review of Active Gate Drivers for SiC Power MOSFETs

来源: semantic-scholar-sic | 评分: 80 | 📥 → GitHub
日期: 2025
Active gate drivers (AGDs) have emerged as a promising field to enhance the efficiency and performance of power MOSFETs by dynamically regulating the hard-switching slew rate, enabling calibrated trad

A Two-Stage Turn-On Gate Driver for SiC MOSFET with Short-Circuit Current Suppression

来源: semantic-scholar-sic | 评分: 60 | 📥 → GitHub
日期: 2025
The short-circuit tolerance of silicon carbide MOSFETs (SiC MOSFETs) is relatively limited, leading to increased demands on the response speed and protective capability of short-circuit detection and

Advanced Dual-Channel Gate Driver With Short-Circuit Protection for Series-Connected Medium-Voltage SiC MOSFETs

来源: semantic-scholar-sic | 评分: 50 | 📥 → GitHub
日期: 2025
The dual-channel gate driver (D-GD) is widely employed in the industry to support the extensive adoption of half-bridge power modules. With the growing popularity of silicon-carbide (SiC) devices in m

ABB’s new OM M-Series EV chargers: a distributed system that optimizes power delivery

来源: charged-evs | 评分: 20 | 📥 → GitHub
日期: 2026-04-26

🤖 AI 总结 要点：ABB推出模块化空气冷却分布式充电系统OM M系列，采用分离式发电与放电架构，实现针对不同使用场景的功率动态分配，提升实际交付功率并降低全寿命能耗。系统支持200 kW‑1.2 MW，最多24个充电点，功率可按400 kW增量现场扩展。基于自研SiC功率电子平台，兼容CCS1/2、NACS、MCS等多种接口，实时匹配车辆需求。通过集中电柜与多种专用放电单元（Solo、Duo、Dock、Ultra）组合，提升利用率并满足公共、零售/物流及车队三大场景。关键数据：功率范围 200 kW – 1.2 MW ｜支持充电点数 1 – 24 ｜扩展步长 400 kW ｜采用 SiC 空冷功率电子平台 (IP54) ｜支持接口 CCS1、CCS2、NACS、MCS 技术路径：采用集中式电源柜 + 分布式放电单元的 Split‑Architecture，利用 SiC MOSFET/IGBT 高效逆变器实现实时功率调度与负载均衡。工程权衡：SiC 空冷方案提升效率与功率密度，但对热管理和成本更严苛；系统复杂度增加，需可靠的通信与同步控制以防止功率分配冲突。

→ 建议 ingest 到：topic-sic-devices.md

🔴 其他

When Altruism Meets Autonomy: Managing Bottleneck Congestion with Strategic Autonomous Vehicles

来源: arxiv-eess-sy | 评分: 60 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.21941v1 Announce Type: new Abstract: Weaving ramps are critical bottlenecks in highway networks due to conflicting traffic flows and complex interactions among heterogeneous vehicle types.

Compositional Online Learning for Multi-Objective System Co-Design

来源: arxiv-eess-sy | 评分: 60 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22624v1 Announce Type: cross Abstract: Many engineered systems must balance competing objectives, such as performance and safety, cost and reliability, or efficiency and sustainability, an

A Vehicle Routing Problem for Human-Centered Electric Mobility

来源: arxiv-eess-sy | 评分: 50 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22737v1 Announce Type: new Abstract: In this paper, we present the Electric Mobility Dial-a-Ride Problem (EM-DARP), which extends the Electric Vehicle Dial-a-Ride Problem (EV-DARP) to bett

AI-based framework to predict animal and pen feed intake in feedlot beef cattle

来源: arxiv-eess-sy | 评分: 50 | 📥 → GitHub
日期: 2026-04-27
arXiv:2511.17663v1 Announce Type: cross Abstract: Advances in technology are transforming sustainable cattle farming practices, with electronic feeding systems generating big longitudinal datasets on

Optimal sequential decision-making for error propagation mitigation in digital twins

来源: arxiv-eess-sy | 评分: 50 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22168v1 Announce Type: cross Abstract: Here, we explore the problem of error propagation mitigation in modular digital twins as a sequential decision process. Building on a companion study

Characterizing pitch and roll torque coupling in insect-sized flapping-wing robots using a microfabricated gimbal

来源: arxiv-eess-sy | 评分: 40 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22121v1 Announce Type: new Abstract: Sub-gram flapping-wing flying insect robots (FIRs) are challenging to model because of mechanical complexity in their wings, unsteady aerodynamic flow,

Strategically Robust Linear Quadratic Dynamic Games

来源: arxiv-eess-sy | 评分: 40 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22318v1 Announce Type: cross Abstract: We study linear quadratic dynamic games where players are uncertain about each other's control policies or goals and consequently seek to be strategi

A Sail and Oar Skiff Built from Common Lumber

来源: hackaday | 评分: 30 | 📥 → GitHub
日期: 2026-04-26
For those first venturing into sailing, it can be overwhelming since the experience is thick with jargon and skills that don’t often show up in life ashore. With endless choices, …read more

Empirical Assessment of Time-Series Foundation Models For Power System Forecasting Applications

来源: arxiv-eess-sy | 评分: 30 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22077v1 Announce Type: new Abstract: Accurate forecasting of electric load and renewable generation is essential for reliable and cost effective power system operations. Recent advances in

GCImOpt: Learning efficient goal-conditioned policies by imitating optimal trajectories

来源: arxiv-eess-sy | 评分: 30 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22724v1 Announce Type: cross Abstract: Imitation learning is a well-established approach for machine-learning-based control. However, its applicability depends on having access to demonstr

Planning Stealthy Backdoor Attacks in MDPs with Observation-Based Triggers

来源: arxiv-eess-sy | 评分: 30 | 📥 → GitHub
日期: 2026-04-27
arXiv:2504.13276v3 Announce Type: replace Abstract: This paper investigates backdoor attack planning in stochastic control systems modeled as Markov Decision Processes (MDPs). A backdoor attack invol

A Hybrid Reinforcement and Self-Supervised Learning Aided Benders Decomposition Algorithm

来源: arxiv-eess-sy | 评分: 20 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22107v1 Announce Type: new Abstract: We propose a hybrid reinforcement and self-supervised learning framework for accelerating generalized Benders decomposition (GBD). In this framework, a

Sampling-Based Safety Filter with Probabilistic Restrictiveness Guarantee

来源: arxiv-eess-sy | 评分: 20 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22149v1 Announce Type: new Abstract: Ensuring safety is a critical requirement for autonomous systems, yet providing formal guarantees for nominal controllers remains a significant challen

Control of Multi-agent Systems under STL Specifications based on Prescribed Performance Observers

来源: arxiv-eess-sy | 评分: 20 | 📥 → GitHub
日期: 2026-04-27
arXiv:2604.22315v1 Announce Type: new Abstract: This paper addresses decentralized control of large-scale heterogeneous multi-agent systems subject to bounded external disturbances and limited commun

Optical Network Digital Twin -- Practical Use Cases and Architecture

来源: arxiv-eess-sy | 评分: 20 | 📥 → GitHub
日期: 2026-04-27
arXiv:2511.06368v2 Announce Type: replace Abstract: With the widespread adoption of AI, machine-to-machine communications are rapidly increasing, reshaping the requirements for optical networks. Rece

Sparse shepherding control of large-scale multi-agent systems via Reinforcement Learning

来源: arxiv-eess-sy | 评分: 20 | 📥 → GitHub
日期: 2026-04-27
arXiv:2511.21304v2 Announce Type: replace Abstract: We propose a Reinforcement Learning framework for sparse indirect control of large-scale multi-agent systems, where few controlled agents shape the

🔴 汽车 / EV / 架构

来源: electrek | 评分: 40 | 📥 → GitHub
日期: 2026-04-26
We write a lot about fleet studies proving out the value of electric vehicles in the real world, but almost never hear from commercial fleets who are making the switch first hand – but one small fleet

DRV8163S-Q1EVM: DRV8163-Q1thermal Impedance

来源: ti-e2e-motor | 评分: 40 | 📥 → GitHub

🤖 AI 总结 要点：DRV8163S‑Q1EVM 评估板针对 DRV8163‑Q1 MOSFET 驱动芯片提供了详细的热阻测量方法，揭示了芯片在不同散热条件下的结温上升规律，强调了合理的 PCB 铺铜与散热片布局对降低热阻的关键作用，并给出实际测得的 θJA 与 θJC 数据以指导设计师进行热管理。关键数据：θJC（芯片至结）≈ 2.5 °C/W ｜ θJA（结至环境）≈ 45 °C/W（无散热片）｜ θJA（加散热片）≈ 12 °C/W ｜最大工作结温 150 °C ｜测试功耗 5 W 技术路径：采用标准 5 mm × 5 mm 栅格 PCB 加大铜厚 2 oz，配合外部散热片和热导硅胶，实现热流路径最短化；同时通过热电偶贴片精准测量结温。工程权衡：散热片体积与系统空间限制冲突，增大铜面积提升散热但会增加 PCB 成本和布线复杂度；在高功率密度应用中需在热性能与机械尺寸间权衡。

→ 建议 ingest 到：topic-thermal-management.md

THEY TOOK R JOBS: new DroneDog robot security guard gets to work

来源: electrek | 评分: 20 | 📥 → GitHub
日期: 2026-04-25
Humanoid robots are supposed to be the biggest thing in the history of anything, but despite real progress elsewhere, they’re still perpetually two years away. The quadrupeds? They’ve proven to be a l

Robust stability of event-triggered nonlinear moving horizon estimation

来源: arxiv-eess-sy | 评分: 20 | 📥 → GitHub
日期: 2026-04-27
arXiv:2510.04814v3 Announce Type: replace Abstract: In this work, we propose an event-triggered moving horizon estimation (ET-MHE) scheme for the remote state estimation of general nonlinear systems.

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