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Battery life optimization techniques for ultra-low power SOCs

Shweta Aladakatti, Shubham Singh, Jasdeep Jain
2019 EAI Endorsed Transactions on Cloud Systems  
This paper presents the optimizations that were developed for improving the battery life performance of ULP SoCs.  ...  Ultra-Low Power products [Mobiles, Tablets, Notebooks, and Convertibles] are constrained by 2 major factors -thermal dissipation and supply of battery power.  ...  the power, SW teams for implementing desired SW optimizations.  ... 
doi:10.4108/eai.5-11-2019.162591 fatcat:3ytzlzglh5akffdrhpki2l7ut4

An Energy Management Strategy and Parameter Optimization of Fuel Cell Electric Vehicles

Wenguang Li, Guosheng Feng, Sumei Jia
2022 World Electric Vehicle Journal  
reduced the costs, reduced the fuel consumption rate and extended the battery life.  ...  The simulation results showed that for a UDDS cycle, the FCS's maximal net output power of 83 kW was optimal for the fuel economy and system durability of a fuel cell city bus.  ...  While taking into account the SOC of batteries and ultra-capacitors, the high-frequency and low-frequency distributions of signals reduced the energy loss, allowed the battery power to change smoothly  ... 
doi:10.3390/wevj13010021 fatcat:wxooimp2o5cr5m4dnodlpuzktm

Performance Evaluation of Battery and Super-Capacitor for Electric Vehicle with Hybrid Techniques

Hence, in this work, the Particle Swarm Optimization (PSO) technique with Fuzzy Logic Controller (FLC) is implemented for optimal sharing of power between the battery and the super-capacitor.  ...  The performance of PHEV depends upon proper utilization of electric power which is solely affected by the battery State-Of-Charge (SOC).  ...  To enhance the life span of the battery by controlling and maintaining the SOC of battery with fuzzy based control technique.  ... 
doi:10.35940/ijitee.j94921.0881019 fatcat:hnagdqzk6jc7nmsxbx3tbdqfli

Comparative Study on Storage Devices for Standalone Hybrid Energy Systems

D. Suchitra, R. Jagatheesan, R. Santhana Venkatesam, V. Subramaniyan
2016 Indian Journal of Science and Technology  
Recently ultra-capacitors are introduced in combination with storage devices as it has a better power density as compared to batteries and fuel cells.  ...  A combination of PV/battery, PV/fuel cell and PV/battery/ultra-capacitor are taken into consideration.  ...  A grid independent hybrid PV/Wind system optimization model which utilizes the iterative optimization technique was proposed and it followed the LPSP model, levelized unit electricity model for power system  ... 
doi:10.17485/ijst/2016/v9i45/101917 fatcat:5ak7ytz6qfhw7hci5ivrw4rapm

Strategies and Techniques for Powering Wireless Sensor Nodes through Energy Harvesting and Wireless Power Transfer

Roberto La Rosa, Patrizia Livreri, Carlo Trigona, Loreto Di Donato, Gino Sorbello
2019 Sensors  
This paper presents a state-of-the-art, ultra-low power 2.5 μ W highly integrated mixed signal system on chip (SoC), for multi-source energy harvesting and wireless power transfer.  ...  It introduces a novel architecture that integrates an ultra-low power intelligent power management, an RF to DC converter with very low power sensitivity and high power conversion efficiency (PCE), an  ...  Acknowledgments: The authors would like to thank STMicroelectronics for providing advanced technology and expert design resources for the implementation of an application specific SoC.  ... 
doi:10.3390/s19122660 fatcat:5kk6omtyavdsfmdb7ilhgl7mxe

Advanced Energy Management System For Hybrid Vehicle

Fuzzy logic based energy management strategy is an efficient method to manage energy through HESS and furthermore regulating the SoC of ultra-capacitor while smoothing the battery power profile.  ...  By utilizing Ultra-capacitors, the batteries can be protected from high peak currents, which can be especially harming to the batteries. Consequently it is conceivable to expand the battery life.  ...  Offline optimization techniques were implemented for EMS in hybrid systems; but they are inappropriate for the real-time applications.  ... 
doi:10.35940/ijitee.j9465.0881019 fatcat:7aopc2tu5vbo7lzepz67rguhvi

Control of Hybrid Diesel/PV/Battery/Ultra-Capacitor Systems for Future Shipboard Microgrids

Muhammad Mutarraf, Yacine Terriche, Niazi, Fawad Khan, Juan Vasquez, Josep Guerrero
2019 Energies  
A hybrid system based on an ultra-capacitor and a lithium-ion battery is developed such that high power and short term fluctuations are catered by an ultra-capacitor, whereas long duration and high energy  ...  Further, in order to cater for the fluctuations caused by weather or variation in sea states, a battery energy storage system (BESS) is utilized in parallel to the dc-link capacitor using a buck-boost  ...  The life-cycle of a battery is found out to be quite low usually in the range of 1500-4500 cycles, and low power density (below 1 kW/kg) whereas an ultra-capacitor has high power density (above 10 kWh/  ... 
doi:10.3390/en12183460 fatcat:r7pp5zz2jvanrkrk5dwvulnbsu

E-transportation: the role of embedded systems in electric energy transfer from grid to vehicle

Federico Baronti, Mo-Yuen Chow, Chengbin Ma, Habiballah Rahimi-Eichi, Roberto Saletti
2016 EURASIP Journal on Embedded Systems  
Energy storage system (ESS) technologies, including batteries and ultra-capacitors, have been significantly improved in terms of stored energy and power.  ...  This embedded system controls the power electronics devices, negotiates with the partners in multi-agent scenarios, and performs fundamental tasks such as power flow control and battery management.  ...  Thus, they are suitable for low-power level 1 and level 2 charging [58] .  ... 
doi:10.1186/s13639-016-0032-z fatcat:ebw6ccza55bgpegnlwnjsm3c6y

Ultra-low power microcontrollers for portable, wearable, and implantable medical electronics

Srinivasa R. Sridhara
2011 16th Asia and South Pacific Design Automation Conference (ASP-DAC 2011)  
power MSP430 SoC -~2 uA standby current including LCD • Measurement taken 4-6 times a day 10-year life with 220 mAh coin-cell battery Activity Profile in Portable Devices • Extended ultra-low  ...  -year life with 1Ah battery?  ...  . • The ultra-low power consumption of MCUs extends the battery life of these personal health devices. • Further reduction in power consumption in embedded MCU SoCs is possible via novel system architectures  ... 
doi:10.1109/aspdac.2011.5722252 dblp:conf/aspdac/Sridhara11 fatcat:zr5ow6g36feqxh5atxeo5ueceu

Historical-Data-Based Energy Management in a Microgrid With a Hybrid Energy Storage System

Ke Jia, Yiru Chen, Tianshu Bi, Yaoqi Lin, David Thomas, Mark Sumner
2017 IEEE Transactions on Industrial Informatics  
A battery-ultra-capacitor hybrid energy storage system (HESS) with merits of high energy and power density is used to evaluate the proposed method with onsite measured RES output data.  ...  And an Adaptive Intelligence Technique (AIT) is put forward to raise the power management efficiency.  ...  The low cost of power electronics promotes the storage technologies usage in the form of EV (Electrical Vehicle) [4] and other kinds of batteries for ancillary services such as frequency and voltage  ... 
doi:10.1109/tii.2017.2700463 fatcat:wc6nchx4xbfbdgsh57xfurng5a

Increase Battery Time by Improvement in Regenerative Braking with Storage System in Hybrid Vehicle

Rao Muhammad Asif, Adnan Yousaf, Ateeq Ur Rehman, Noman Shabbir, Muhammad Tariq Sadiq
2019 Journal of Applied and Emerging Sciences  
Many researches have been done for increase the life cycle of battery by improvement in regenerative braking system where regenerated energy not fully returned to battery due to power losses are experienced  ...  Regenerative braking system used in HEV to give backup power in deceleration mode which not only make HEV to drive longer but also increase the battery life cycle by charging of ultra-capacitor.  ...  Boosted power divided into two parts one for charging of battery and other for ultra-capacitor.  ... 
doi:10.36785/jaes.91260 fatcat:gcmlkm4adjgwrafodasnesmf3y

ADVISOR-Based Model of a Battery and an Ultra-Capacitor Energy Source for Hybrid Electric Vehicles

A.C. Baisden, A. Emadi
2004 IEEE Transactions on Vehicular Technology  
The purpose of this paper is to introduce and justify the use of a new model for an energy source: a battery in parallel with an ultra-capacitor.  ...  Conversely, the battery can store mass amounts of energy; however, without expensive and inefficient units, a battery cannot provide the current that the ultra-capacitor can.  ...  ACKNOWLEDGMENT The support of Maxwell Technologies, San Diego, CA, in donating their ultra-capacitors to the Illinois Institute of Technology, Chicago, IL, is gratefully acknowledged.  ... 
doi:10.1109/tvt.2003.822004 fatcat:k72obnnxcraxhejq5wvvvdokh4

Intermittent Smoothing Approaches for Wind Power Output: A Review

Muhammad Jabir, Hazlee Azil Illias, Safdar Raza, Hazlie Mokhlis
2017 Energies  
From this review, it has been found that battery energy storage system is the most suitable and effective smoothing approach, provided that an effective control strategy is available for optimal utilization  ...  This paper further demonstrates different control strategies built for battery energy storage system to obtain the smooth output wind power.  ...  Sodium-sulfur (NaS) batteries are a superior option for BES power applications as they have more energy density, better life cycles and low maintenance cost.  ... 
doi:10.3390/en10101572 fatcat:yyz33cd3ofbozea2ue76nbqcvm

Power Management Strategy for Hybrid Energy Storage System in Hybrid Electric Vehicles

Nagesh Komarappa, Reva University, Bangalore LakshmiKantha, Dayananda Sagar Academy of Technology & Management
2019 International Journal of Intelligent Engineering and Systems  
This HESS is utilized for achieving high power and energy simultaneously. In this paper, the HESS is used in HEVs to improve energy management over the vehicles.  ...  The operating mode of UC using ANN is mainly based on the State of Charge (SOC) from the battery at each iteration.  ...  In future, the battery life of the HEV can be maximized by using the optimization technique.  ... 
doi:10.22266/ijies2019.1031.02 fatcat:lysvcx7fqzhelordkjot23fjkq

Fuzzy Logic-Based Duty Cycle Controller for the Energy Management System of Hybrid Electric Vehicles with Hybrid Energy Storage System

Muhammad Rafaqat Ishaque, Muhammad Adil Khan, Muhammad Moin Afzal, Abdul Wadood, Seung-Ryle Oh, Muhammad Talha, Sang-Bong Rhee
2021 Applied Sciences  
EMS consists of the ultra-power transfer algorithm (UPTA) and FLC techniques, which are used to control the power flow.  ...  The UPTA technique is used to charge the battery with the help of a single-ended primary inductor converter (SEPIC) during regenerative braking mode.  ...  The EMS power flow algorithm measures the SOC for the battery. If the SOC of the battery is below 85%, then it checks the SC's SOC.  ... 
doi:10.3390/app11073192 fatcat:2r4o4svg6ffodmbkwkn24ggkyu
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