Search Results - Energy

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A cascading, dual-frame, motion-tracking estimator for velocity-denied mobile robots
Cascading, Dual-Frame, Motion-Tracking Estimator for Velocity-Denied Mobile RobotsA novel state estimation algorithm to estimate position and velocity of any dynamic in motion using only a low-cost GNSS and IMU sensor.Case ID20/0031BackgroundTo traverse an environment, autonomous mobile robots require a robust navigation system that computes the position...
Published: 6/10/2020   |   Inventor(s): Brennan Yamamoto, A. Zachary Trimble
Category(s): Engineering, Environmental Sciences, Energy, Ocean Sciences, Power, Transportation
Membraneless Method for Electricity Generation from Salinity Gradients
Membraneless Method for Generating Electricity from Salinity GradientsCase ID19/0041BackgroundThe blue energy, i.e. the Gibbs energy from mixing seawater and river water, is a promising source of clean energy. Pressure-retarded osmosis (PRO) and reverse electrodialysis (RED) are by far the most successful methods for extracting such energy, although...
Published: 7/11/2019   |   Inventor(s): Tianwei (david) Ma, Jian (Jimmy) Yu
Keywords(s): Energy
Category(s): Energy, Engineering, Environmental Sciences
Ambient Energy Harvesting Device with Charge-Carrying Movable Electrode
Ambient Energy Harvesting Device with Charge-Carrying Movable ElectrodeCase ID:01120Background Advances in low-power electronics and distributed systems have generated interest in small-scale power supply systems that harness energy from ambient sources. Low-power and distributed systems have also added to the portability of electronic devices, lessened...
Published: 5/21/2019   |   Inventor(s): Tianwei (david) Ma, Enze Ma, Jian (Jimmy) Yu
Category(s): Energy, Engineering, Environmental Sciences
Dynamic Reactive Compensation
Dynamic Reactive Compensation The voltage profile of distribution feeders in the traditional power system is illustrated in Figure 1 where the red series represents the primary feeder voltage and the red points as the customer service voltage. The voltage starts out high at the beginning of the feeder (substation transformer) and drops as power flows...
Published: 4/12/2019   |   Inventor(s): Leon Roose, Staci Sadoyama, Hsun Jou, Marc Matsuura
Keywords(s): Energy, Energy:Conservation Voltage Reduction, Energy:Voltage Optimization, Engineering, Engineering:Voltage Regulation
Category(s): Engineering, Energy
Affordable High-Resolution Irradiance Prediction System
Affordable High-Resolution Irradiance Prediction System Case ID:18/0006BackgroundPower output from photovoltaics (PV) is directly related to the amount of sunlight, or irradiance, striking the panel. Irradiance is modulated by the solar position and the level of atmospheric attenuation, which is the absorption and scattering of sunlight due to water...
Published: 4/9/2019   |   Inventor(s): Dax Matthews
Keywords(s): Energy, Energy:Solar
Category(s): Energy
Distribution Grid Power Monitor
DescriptionA powerful platform for high-resolution data acquisition from distribution service transformers, with the potential to control DERS (distributed energy resources)BackgroundIn order to improve the resiliency of the electric grid and support increasing demand for distributed photovoltaics (PV), utilities are seeking to establish greater real‑time...
Published: 1/30/2019   |   Inventor(s): Kevin Davies, Thai Tran, Saeed Sepasi, Leon Roose
Keywords(s): Energy:Grid, Energy:Solar, Energy:Volt/Var Optimization, Energy:Voltage Optimization, Engineering:Electrical, Engineering:Voltage Regulation, Real-time analysis, Utility
Category(s): Engineering, Energy
Environmental Sensor Array
Environmental Sensor ArrayDesigned to expand the capabilities of fuel cellsRef. UH-1045 BackgroundIntegrating fuel cell technology into transportation has the potential to reduce dependency on fossil fuels, reduce global warming emissions and improve air quality for the majority of urban citizens. However, air quality presents a challenge to reliable...
Published: 1/11/2019   |   Inventor(s): Scott Higgins, James (Mitch) Ewan
Category(s): Engineering, Energy
Novel Magnesium Boride Materials for Hydrogen Storage
Hydrogen storage is one of the great challenges limiting the commercialization of polymer electrolyte membrane (PEM) fuel cell technology for automobile and unmanned vehicles. Full commercialization is dependent upon the development of compact and cost competitive hydrogen storage technologies with longer drive range and capability of meeting practical...
Published: 10/5/2017   |   Inventor(s): Godwin Severa, Craig Jensen
Category(s): Engineering, Materials Science, Energy, Chemistry
Apparatus and Method for Harvesting Ambient Energy by Circuit Reconfiguration
Apparatus and Method for Harvesting Ambient Energy by Circuit ReconfigurationCase ID:01113Background Low-power microcontrollers have laid the foundation for the vast expansion of. Pushing this edge further is the promising study of ambient energy harvesting for powering such devices. The practicality of current methods, however, are limited by fixed...
Published: 9/25/2017   |   Inventor(s): Tianwei (david) Ma, Jian (Jimmy) Yu, Enze Ma
Keywords(s): Devices:Medical, Energy, Energy:Generation, Engineering:Electrical, Environment:Sensing
Category(s): Energy, Engineering
'Alawa: A Unique Mechanistic Model for Battery Diagnosis and Prognosis
The 'alawa toolbox is devoted to battery degradation diagnosis and prognosis. This battery model is constructed from electrode half cell data and enables to forecast battery degradation impact on electrode behavior. The 'alawa approach is very different from conventional models that follow electrochemical, electrical, or typical empirical frameworks.Advantages'Alawa...
Published: 12/6/2016   |   Inventor(s): Matthieu Dubarry
Category(s): Computing, Energy
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