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541
Effect of microwave-ultrasonic synergistic aging technique on volatile flavor components of wine
Published 2025-04-01“…Under the conditions of ultrasonic power 260 W and microwave power 100 W, the optimal microwave-ultrasonic synergistic aging treatment for wine was aging at 40 ℃ for 20 min, and then at 15 ℃ for 20 min after 7 d.…”
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542
Research on Train Impulse Suppression Technology Based on Electronic Switch Ground Automatic Passing Neutral Section Device
Published 2019-11-01“…In view of the serious train impulse caused by the application of the power electronic switch automatic passing neutral section technology, a dynamic moment unloading and loading control strategy was proposed which was suitable for the very short-term network voltage interruption, to realize the train traction force maintaining during the power loss time to actively suppress the train impulse;The generation mechanism of inrush current of transformer under the condition of extremely short-time switching of different phase network voltage was revealed, and the active suppression strategy of inrush current suitable for different phase network voltage switching was put forward; an optimized phase-locked strategy was expounded based on the combination of fast single-phase phase-locked and traditional phase-locked loop with coordinate transformation, which could effectively solve the problems of abnormal train control and traction long recovery time under the condition of passing neutral section with electronic switch. …”
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543
Integration of a novel Vernier-DSPM generator in a grid connected hybrid renewable energy system with battery storage
Published 2025-03-01“…An efficient Tip Speed Ratio (TSR) based sliding mode control (SMC) maximum power point tracking (MPPT) algorithm based on constant plus proportional rate reaching law is utilized to extract the optimal power from the wind turbine. …”
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544
Application Advances and Prospects of Ejector Technologies in the Field of Rail Transit Driven by Energy Conservation and Energy Transition
Published 2025-07-01“…This paper reviewed the recent advances, technical challenges, research hotspots, and future development directions of ejector applications in rail transit, aiming to address gaps in existing reviews. (1) In waste heat recovery, exhaust heat is utilized for propulsion in vehicle ejector refrigeration air conditioning systems, resulting in energy consumption being reduced by 12~17%. (2) In vehicle pneumatic pressure reduction systems, the throttle valve is replaced with an ejector, leading to an output power increase of more than 13% and providing support for zero-emission new energy vehicle applications. (3) In hydrogen supply systems, hydrogen recirculation efficiency exceeding 68.5% is achieved in fuel cells using multi-nozzle ejector technology. (4) Ejector-based active flow control enables precise ± 20 N dynamic pantograph lift adjustment at 300 km/h. …”
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545
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546
Effect of osmotic dehydration on qualitative and nutritional characteristics and kinetics of microwave drying of Iranian Quince slices
Published 2025-04-01“…Additionally, Microwave power significantly influenced all color parameters of the samples. …”
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547
Voluntary hyperventilation-induced hypocapnia enhances wingate test performance without altering energy system contributions
Published 2025-07-01“…Paired t-tests revealed that hyperventilation significantly increased relative peak power (12.7 ± 1.55 vs. 11.9 ± 1.05 W·kg⁻¹, p = 0.007) and mean power (9.0 ± 0.65 vs. 8.6 ± 0.67 W·kg⁻¹, p = 0.005) compared to control. …”
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548
Low-Frequency Ultrasound Assisted in Improvement in Cell Development and Production of Parasporal Crystals from <i>Bacillus thuringiensis</i> HD1
Published 2025-05-01“…The maximum biomass accumulation of <i>Bacillus thuringiensis</i> and parasporal crystal production yield were achieved following low-frequency ultrasonic (LFU) treatment applied during the logarithmic growth phase (18 h of cultivation) under optimized parameters: a frequency of 40 kHz, a power output of 176 W, and an irradiation duration of 45 min. …”
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549
Combustion Utilization of High-Chlorine Coal: Current Status and Future Prospects
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550
A Compact, High Efficiency, and Portable Wireless EV Resonant Charger
Published 2025-06-01“…This paper presents a novel portable charger powered by an isolated split-core current clamp, enabling direct charging from power lines. …”
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551
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552
Main Circuit Topology and Electromagnetic Interference of Electric Vehicle Bidirectional Charger
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553
Design and performance evaluation of low-voltage solid-state DCCB using capacitor-based surge mitigation techniques
Published 2025-06-01“…Real-world modeling incorporating inductance on both the line and load sides is utilized throughout all experiments to assess realistic outcomes. The optimal surge absorption configuration will be chosen based on its ability to meet various criteria, including efficient operation, rapid response, minimal complexity on both power and control sides, and the involvement of active and passive components. …”
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554
A grid-forming energy storage damping strategy based on bidirectional proportional regulation
Published 2025-04-01“…To address the challenge faced by grid-connected energy storage systems using the typical Virtual Synchronous Generator (TVSG) control strategy in balancing both steady-state and dynamic performance during active power reference changes and grid frequency disturbances, this paper proposes a bidirectional proportional damping control (BPDC) strategy. …”
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555
Dynamic Modeling and Simulation of Wind Turbine Unit Primary Frequency Regulation Considering Multi-domain Coupling Characteristics
Published 2025-05-01“…During the rapid frequency regulation process of wind turbine units, the transient active power release can induce load fluctuations in aerodynamic, transmission, and tower components. …”
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556
Performance of Structure Equipped AP-TMD Compared with MTMD, ATMD, and PTMD against Earthquake Using Genetic Fuzzy Algorithm
Published 2022-01-01“…In addition, using AP-TMD can bring the merits of both passive and active systems by providing active control and reducing power requirements for control forces. …”
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557
Climate-Responsive Design of Photovoltaic Façades in Hot Climates: Materials, Technologies, and Implementation Strategies
Published 2025-05-01“…Building integrated photovoltaic (BIPV) façades, which combine power generation and energy saving potential, require further optimization in their climate-adaptive design. …”
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558
ENERGY-EFFICIENT SMART MEDICAL BRACELET FOR ALZHEIMER’S PATIENT MONITORING BASED WIRELESS COMMUNICATION SYSTEM
Published 2025-01-01“…On the software side, we implemented power management strategies through the deep sleep mode of the ESP32 microcontroller, which significantly reduces power consumption by placing the device in a near-off state, with only a single GPIO pin remaining active to control peripheral power. …”
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559
Application of the multiagent approach for modeling integrated energy systems
Published 2021-03-01“…Based on the research results, the active structure of a multiagent system is proposed for the calculation and optimization of integrated energy systems and, taking into account their main features and properties, in the framework of which the agents of the multiagent system, their goals and objectives are determined. …”
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560
Research on AC–DC High-Frequency Interaction Mechanism and Valve-Side High-Frequency Oscillation Suppression Strategy of Flexible HVDC Converter
Published 2025-01-01“…This approach is complemented by a dual-strategy control scheme combining switching frequency optimization and active damping techniques. …”
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