High Efficiency Optimization of LLC Resonant Converter for Wide Load Range. However, the efficiency of LLC resonant converter with diode rectifier still cannot meet the recent efficiency target from industry. In order to further improve efficiency of LLC resonant converters, synchronous rectification must be used.
Sep 22, 2016 · High-efficiency design optimization of a centrifugal pump. Abstract Design optimization of a backward-curved blades centrifugal pump with specific speed of 150 has been performed to improve hydraulic performance of the pump using surrogate modeling and three-dimensional steady Reynolds-averaged Navier-Stokes analysis.
Organizational optimization can be defined as the alignment and leveraging of an organization's resources to realize its stated goals/objectives. Organizational optimization exists at the intersection of high efficiency, high effectiveness, and high utilization of all relevant and then currently available resources at an organization's disposal.
The results from the optimization study indicate that the jet ejector efficiency improves significantly compared to a conventional jet-ejector design. In cases with a subsonic motive velocity, the efficiency of the jet ejector is greater than 90%. A high compression ratio can be achieved with a large nozzle diameter ratio. Dimensionless
Jul 25, 2019 · -objective optimization of a high efficiency and suction performance for mixed-flow pump impeller Article (PDF Available) in Engineering Applications of Computational Fluid Mechanics 13(1 ...
higher alert efficiency, therefore, improving the suspicious activity reporting process as a whole. 3. Applying a Risk-Based Approach to the P Transaction MonitoringScenerios According to the Wolfsberg Group8 guidance, "financial institutions should design and implement appropriate measures and controls to mitigate potential money laundering
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The nozzle diameter ratio is specified at 0.029 Optimization conditions: Steam using as a working fluid for both propelled and motive stream. Motive velocity from 170 to 850 m/s Mass flow ratio from 0.023 to 100 Nozzle is placed at the beginning of the throat section (x = .
A high-efficiency or "condensing" furnace can significantly reduce energy consumption in a typical home; however, without a quality installation, the furnace may never deliver its expected energy . savings. Energy Star® has found that new furnaces often do not perform to their rated efficiency with
The PBDB-T-SF:IT-4F-based OSC device showed a record high efficiency of 13.1%, and an efficiency of over 12% can be obtained with a thickness of 100–200 nm, suggesting the promise of fullerene-free OSCs in practical applications.
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Comparing the previous control strategy with battery/motor joint high efficiency, the motor average generating efficiency increases by 2.91%, and braking energy recovery rate increases by 4.09% under Extra Urban Driving Cycle, while the motor average generating efficiency increases by 3.84%, and braking energy recovery rate increases by 5.74% under Federal Test Procedure-72 through offline simulation.
Apr 29, 2019 · Optimization of anti-solvent engineering toward high performance perovskite solar cells - Jian Li, Ruihan Yang, Longcheng Que, Yafei Wang, Feng Wang, Jiang Wu, Shibin Li
Dec 29, 2016 · Energy Department Announces Up to $7 Million for the Co-Optimization of Fuels and Engines. DOE's Office of Energy Efficiency and Renewable Energy (EERE) accelerates the development and deployment of energy efficiency and renewable energy technologies with market-based solutions that strengthen our nation's energy security, environmental quality, and economic vitality.
Jan 04, 2018 · Advanced -junction solar cells deliver high efficiency, reduced costs for space. The entire device is turned upside-down, and the semiconductor materials are bonded to a mechanical handle. The growth substrate, which is now on top, is removed, and processing on the front-end of the device is then completed.
May 16, 2019 · By helping create a more efficient cooling system for your hardware, upgrading your servers to operate at high efficiency and eliminating redundant .
The team will leverage advances in optimization algorithms and deploy high-performance computing technologies to significantly improve the performance of grid scheduling. HIPPO will provide inter-algorithm parallelization and allow algorithms to share information during their solution process, with the objective of reducing computing time by efficiently using computational power.
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Given the high performance of the baseline impeller, the redesign adopted a high-fidelity CFD-based computational approach capable of accounting for all aerodynamic losses. The present effort utilized a numerical optimization with experiential steering techniques to redesign the fan blades, inlet duct, and shroud of the impeller.
allocation of resources as analysts have a high number of false positive alerts to review. A high number of false positive alerts present a bank's AML program with a risk where the analysts may not have the sufficient time to handle all alerts with a high quality review, where potentially suspicious activity may .
enables high efficiency high density 48V 1st stage conversion in 2-stage architecture. • To further optimize system efficiency over all the load range Wiwynn propose
Optimization of gearbox efficiency. Although mechanical gearboxes used as torque and speed converters have already very high efficiency it is not only a task in automotive applications to further decrease gearbox power losses but also in many industrial applications. Different methods are discussed for power loss reduction in a gearbox.
Apr 08, 2019 · PJM performed a large HVAC optimization project that included the replacement of an existing absorption chiller with a high-efficiency centrifugal chiller and exchanging two large boilers with several smaller, more energy-efficient boilers.
The results from the optimization study indicate that the jet ejector efficiency improves significantly compared to a conventional jet-ejector design. In cases with a subsonic motive velocity, the efficiency of the jet ejector is greater than 90%. A high compression ratio can be achieved with a large nozzle diameter ratio. Dimensionless
A high-efficiency or "condensing" furnace can significantly reduce energy consumption in a typical home; however, without a quality installation, the furnace may never deliver its expected energy . savings. Energy Star® has found that new furnaces often do not perform to their rated efficiency with
@article{osti_22221380, title = {Waste Characterization Using Gamma Ray Spectrometry with Automated Efficiency Optimization - 13404}, author = {Bosko, A. and Venkataraman, R. and Bronson, F.L. and Ilie, G. and Russ, W.R.}, abstractNote = {Gamma ray spectrometry using High Purity Germanium (HPGe) detectors is commonly employed in assaying radioactive waste streams from a variety of sources ...
the optimization of light absorption, the effective collection of photo-generated carriers, the suppression of photo-generated ... high efficiency crystalline silicon solar cells is reviewed and the corresponding potential and challenge for large-scale com-mercial application is also pinpointed. 2. High-efficiency crystalline silicon solar cells
High Efficiency Optimization of LLC Resonant Converter for Wide Load Range Ya Liu Abstract As information technology advances, so does the demand for power management of telecom and computing equipment. High efficiency and high power density are still the key technology drivers for power management for these applications.
Optimization of a high-efficiency jet ejector by computational fluid dynamic software. The results from the optimization study indicate that the jet ejector efficiency improves significantly compared to a conventional jet-ejector design. In cases with a subsonic motive velocity, the efficiency of the jet ejector is greater than 90%.
The most efficient types. Therefore, both in C and in C++, the char type, which differs from the signed char type, was defined as the most efficient character type for the target processor. The char type can contain only small character sets; typically up to a maximum of 255 distinct characters.
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High-efficiency and ultra-broadband asymmetric transmission metasurface based on topologically coding optimization method Wenye Ji, Tong Cai, Guangming Wang, Haipeng Li, Canyu Wang, Haisheng Hou, and Chiben Zhang
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Enhance the efficiency of the high-fidelity evaluation (i.e. detailed design) process by accelerating the high-fidelity analysis and optimization of the hypothesized solution, and To ultimately reduce (ideally eliminate) design iteration by developing the capability to execute "inverse design" processes in which the product design is ...
high efficiency across the entire range when input voltage or output-voltage range is wide. The overall efficiency of converters operating in wide input-voltage and/or output-voltage range can be improved by -stage conversion [9]-[12]. Typically in this approach, the regulation task and isolation task are performed in two separate
