Battery jobs:
| Project Name | Description | Type | Bids | Avg (USD) | Skill Required | Started | Ends | |
|---|---|---|---|---|---|---|---|---|
| ... Bone hardware and software design project. Develope the system requirements for a poly LI-ION battery power cape. Do ... C row boat kernel software development. Integrate the system together so that it functions within its specified ... | Fixed | 2 | $625 | C Programming, Electronics, Embedded Software, PCB Layout | Today | 6d 21h | ||
| ... three main functional components to this project: Battery Switch over: 1) The primary power source ... volts it should return as the power source. 4) Protection from losing power out of ... supply (a diode) when the battery is the power source 5) Means of a ... | Fixed | 7 | Electronics, Engineering | Nov 13, 2008 | - | |||
| ... pack are complicated and charge the whole battery pack while balancing individual cells. We ... that is dedicated to our particular battery pack and actually charges each cell ... to winning bidder including specs of battery cells and ideas about implementation. | Fixed | 13 | $1265 | Electrical Engineering, Electronics | Mar 1, 2011 | - | ||
| ... ) 3.7 Volt, 10AH lithium-polymer battery cells (Each individual cell already ... circuitry to protect from overcharge/undercharge.) Battery Specifications attached. 45 (forty-five) 2.7 ... will charge from both the battery bank and regeneration of electricity ... | Fixed | 13 | Electronics | Jan 1, 2009 | - | |||
| ... Technology top supplier of AGM VRLA battery in India, now we are supplying ... Power Tech 100 AH 12V AGM Battery The Power Tech 12V 100Ah AGM ... and marine applications. Specifications Chemistry Lead Acid Voltage 12 Capacity 100000 mAh / 100.00 ... | Fixed | 0 | Leads | Dec 18, 2011 | - | |||
| Fixed | Sep 15, 2010 | - | ||||||
| ... icon color can change every level of battery ( ex. %100 green , %65 green/yellow , ... time for charge level with big battery icon ( HD icon needed ) . - Have many ... HD icons needed) ) - Option that can see battery Temperature percent , and when u chose ... | Fixed | 4 | $450 | Android, Java, JavaFX, Javascript | Oct 7, 2010 | - | ||
| Fixed | Nov 13, 2011 | - | ||||||
| Fixed | May 16, 2012 | - | ||||||
| ... good AC filter to handle discharges, peaks, noises and voltage variations incoming from the AC line. The Battery Charger must work as ... per output: 3A Current charger limit: 6A Short circuit protection per output: 10A Minimum efficiency: 70% ... | Fixed | 11 | $480 | Electronics, Engineering | Aug 25, 2008 | - | ||
| 1) A battery model built by Matlab/Simulink will be provided. (Make ... the battery state of charge (SOC). 3) System Input: trajectories of voltage and current ... during charging, trajectories of temperature of battery 4) System Output: indicator shows SOC, ... | Fixed | 4 | $588 | Automotive, Electrical Engineering, Machine Learning, Mathematics, Matlab & Mathematica | Jul 5, 2010 | - | ||
| ... alarm device that is camouflaged as a AAA battery. Brief: Two pieces of hardware - an " ... V to the outside world, through standard AAA battery contacts • be able to be recharged via a standard AAA battery charger (charger type you may choose - ... | Fixed | 4 | $3075 | Electronics, Engineering, Microcontroller, PCB Layout, Wireless | Feb 9, 2012 | - | ||
| ... the internal resistance of the battery. The electronic circuit has to handle batteries ... is to determinate the condition of the battery based on its internal resistance. ... is highly preferred to develop this circuit using a microcontroller (PIC) of ... | Fixed | 14 | $1211 | Electrical Engineering, Electronics, Engineering, Microcontroller | Jan 25, 2010 | - | ||
| ... a few inches of the water. The circuit must be battery powered by a small over the shelf battery,The unit will be operated a for about one hour everyday. We would like the battery to last atleast one year. The temperature range is ... | Fixed | 32 | $497 | Electronics, PCB Layout | Feb 14, 2010 | - | ||
| Fixed | Jul 7, 2010 | - | ||||||
| ... different driving cycles are designed with the Simulink (SimPowerSystem) own battery model to use. The power consumption depends on ... to be created a discharge curve which give information on the battery level. A similar model as an example is given. The ... | Fixed | 7 | $194 | Electrical Engineering, Electronics, Engineering, Mathematics, Matlab & Mathematica | Oct 6, 2010 | - | ||
| ... app code to charge the iphone battery without having to use the ... be able to charge his iphone battery anytime he feels like with ... click on "Charge My Battery" ... and it should fully charge his battery within seconds. You will need to make sure ... | Fixed | 6 | $192685 | iPhone | Jul 8, 2009 | - | ||
| ... for use in a noisy environment. Should battery voltage go above or below a ... a relay which will stay triggered until voltage levels return to normal parameters. Device ... 10A Programmable with RS-232 pins Circuit testing and improvements are welcome but ... | Fixed | 0 | Electronics, Engineering | Jul 11, 2009 | - | |||
| ... for use in a noisy environment. Should battery voltage go above or below a ... a relay which will stay triggered until voltage levels return to normal parameters. Device ... to 10A Programmable with RS-232 pins Circuit testing and improvements are welcome but ... | Fixed | 7 | $661 | Electronics, Engineering | Jul 11, 2009 | - | ||
| I want a application called Battery Statistics for Android . This application will contain Battery Info, Battery History , Fuel Gauge features from android 1. ... current Android donut are for one battery. I want this application to perform ... | Fixed | 2 | $1575 | Android | Oct 19, 2009 | - | ||
| ... a 5 screen iPhone/iPod Touch battery application. A few of the core ... battery gauge that will represent battery capacity. On\Off and mute button. ... button. Other functions: Screen brightness check, battery age selection, data collection Developer ... | Fixed | 12 | $1175 | iPhone | Mar 22, 2010 | - | ||
| I need an extremely resource light Battery Widget / Saver+Task Manager compatible with all 2.x and above ... pre-set shutdowns of component like in powermax app available currently. Battery widget will also need to be record phone model + all power use per ... | Fixed | 6 | $8583 | Android, Mobile Phone | Jan 26, 2012 | - | ||
| I need an extremely resource light Battery Widget / Saver+Task Manager compatible with all 2.x / 3. ... . pre-set shutdowns of component like in powermax app available currently. Battery widget will also need to be record phone model + all power use per time ... | Fixed | 10 | $8150 | Android, Mobile Phone | Jan 26, 2012 | - | ||
| ... fuel cell-lead acid battery hybrid boat system using SIMULINK. Ive uploaded ... (can use the predefined model in simulink) Motor: 2HP, 48Vdc (you ... I would require you to model a simple dynamics of a ... i can better understand the model that you've done. simply ... | Fixed | 4 | $136 | Automotive, Electrical Engineering, Electronics, Engineering, Matlab & Mathematica | Feb 19, 2010 | - | ||
| I need a simple battery iphone app developed. Like any other battery app, the main functionality of this app is to display a numeric percentage of the amount battery usage remaining. Time based estimates in different categories such as Wifi, ... | Fixed | 7 | $116 | iPhone | Nov 26, 2010 | - | ||
| ... someone to find me a rechargeable battery that can fit inside a wedding band. Very similar to the battery that the ORB Bluetooth Ring ... where I can find such a battery. $30.00 goes to the ... me a supplier of a rechargeable battery small enough to fit inside ... | Fixed | 10 | $251 | Electrical Engineering, Electronics, Engineering, Product Design, Supplier Sourcing | May 7, 2011 | - | ||
| Looking for someone to design a microprocessor controlled battery charger. 4 step charging system, 1.25 amps @ 12 volts. Must have led lights to indicate status, reverse polarity protection and inline fuse. Can furnish example products out there that we ... | Fixed | 14 | Electronics | Jul 1, 2007 | - | |||
| ... Voltage= 11.1VDC, 7200mah lithium polymer battery Output voltage= 7.3vdc I need a design made to automatically adjust the input voltage to output a constant 7.3vdc ... or similar electronic device. Using just a voltage regulator, caps, and resistors is not ... | Fixed | 16 | Electronics | Jul 22, 2007 | - | |||
| Fixed | Dec 5, 2007 | - | ||||||
| ... audience is UK, USA & Canada so nothing too specific to any country should be mentioned. - The aim is to get 'batteries','battery charger' related traffic to a main website - Ideally i need the first 3 articles as soon as they are written (within a ... | Fixed | 20 | $128 | Copywriting, Internet Marketing, SEO | Jul 1, 2008 | - | ||
| I want a new website for sale the computer battery. So I want to have a new website build using OSCommerce. I ... let me know your before expierence. 1. The customer can select the battery by brand name, by model abd by parts nunber 2. The customer ... | Fixed | 30 | $210 | AJAX, Javascript, Linux, PHP, Shopping Carts | Aug 19, 2008 | - | ||
| ... a wide voltage range (2V-16V per battery). The maximum amount of current that ... a microcontroler instead of discrete components, the source code will be required, atmel controllers are preferred. This is an open source project with a low budget, so ... | Fixed | 12 | $525 | Electronics, Engineering | Jul 14, 2009 | - | ||
| ... voltage range (2V-16V per battery). The maximum amount of current ... with an ATTiny2313, and the source code will be needed. Keep in mind the voltage source for the micro controller are the ... environment. This is an open source project with a low budget ... | Fixed | 8 | $181 | Electronics | Aug 5, 2009 | - | ||
| I want someone to make me an iphone app that gives extra battery storage, lets say an iphone takes normally 4 hours for battery to die, with this app can give iphone users 5 hours instead of 4 hours, ... | Fixed | 5 | $446 | Game Design, iPhone | Jan 4, 2010 | - | ||
| I want someone to make me an iphone app that gives extra battery storage, lets say an iphone takes normally 4 hours for battery to die, with this app can give iphone users 5 hours instead of 4 hours, ... | Fixed | 4 | $375 | iPhone | Jan 9, 2010 | - | ||
| I want someone to make me an iphone app that gives extra battery storage, lets say an iphone takes normally 4 hours for battery to die, with this app can give iphone users 5 hours instead of 4 hours, ... | Fixed | 1 | $500 | Game Design, iPhone, Objective C | Jan 12, 2010 | - | ||
| I want someone to make me an iphone app that gives extra battery storage, lets say an iphone takes normally 4 hours for battery to die, with this app can give iphone users 5 hours instead of 4 hours, ... | Fixed | 3 | $600 | Game Design, iPhone, Objective C | Jan 14, 2010 | - | ||
| We are looking to develop a SLA battery recharging circuit to be used with our prototypes. Please contact me for further information regarding specific requirements. | Fixed | 20 | $152 | Electrical Engineering, Electronics, Engineering, PCB Layout | Jan 14, 2010 | - | ||
| ... to model a fuel cell-lead acid battery hybrid system using SIMULINK. ... are 3 main subsystem; Energy Management System, Electrical Subsystem, Vehicle Dynamic(Optional) ... the demo [power_FCV_powertrain.mdl] in the SIMULINK demo library. However, i need to ... | Fixed | 4 | $175 | Electrical Engineering, Matlab & Mathematica | Feb 2, 2010 | - | ||
| I want a battery life app for the iphone identical to battery pro by Lema that is in the app store. The additions that I ... to be able to add any image from the photo library to be the battery icon rather than default. I need you to bid on making the iphone ... | Fixed | 5 | $400 | C# Programming, iPad, iPhone | Jun 5, 2010 | - | ||
| ... . You need to write a battery discharing program in SIMULINK+MATLAB to discharge the ... C some 10 cases to analyse. Model the battery performance deteoration with rise in ambiant temperature. Model the battery performance deteoration with repeated use of ... | Fixed | 8 | $137 | C Programming, Chemical Engineering, Electrical Engineering, Engineering, Matlab & Mathematica | Aug 3, 2010 | - | ||
| ... of: 1 - Reads if computer is on battery (DC) or AC power; 2 - Reads computer power consumption from BIOS; 3 - Reads battery power information (Percentage of charge, time ... Initial focus on MSFT windows OS. All source code is part of the deliverables ... | Fixed | 0 | Microsoft Expression | Oct 4, 2010 | - | |||
| ... . i also have a list of most cameras/camcorders battery type. i need you to look up the battery type by searching the camera/camcorder model number from list and entering the correct battery type. If you can't find camera/camcorder model # ... | Fixed | 32 | $72 | Data Entry, Excel | Nov 12, 2010 | - | ||
| I need a simple battery iphone app developed. Like any other battery app, the main functionality of this app is to display a numeric percentage of the amount battery usage remaining. Time based estimates in different categories such as Wifi, ... | Fixed | 6 | $265 | iPhone, Objective C | Dec 6, 2010 | - | ||
| We need you to create a simulation of a battery similar to the one that can be found in the attached file. some parameters will change over the attached file. We do not want a simple copy of the file. | Fixed | 5 | $187 | Electrical Engineering, Matlab & Mathematica | Mar 1, 2011 | - | ||
| ... that meet the requirements outlined under each column (as a row entry for each battery). Please quote a price based on how many batteries you can find that fit into these categories. I am happy to pay per battery detail set, | Fixed | 8 | $68 | Electrical Engineering, Electronics, Engineering, Instrumentation, Web Search | Mar 22, 2011 | - | ||
| create an App that allows the transfer of battery power to another iPhone. This could be via bluetooth. Essentially a phone with close to full power can transfer 30 or 40% of their power to a phone that has a minimal amount. | Fixed | 0 | AJAX | Jun 28, 2011 | - | |||
| ... needed to perform NiMH and NICd batteries packs charge. The battery packs will contain a number of cells enouth to ... on both voltage and temperature - Adjustable Cut off circuit - Battery temperature monitor ( to control full charge point) The ... | Fixed | 29 | $466 | Electrical Engineering, Electronics, Microcontroller, PCB Layout | Aug 17, 2011 | - | ||
| Fixed | Aug 29, 2011 | - | ||||||
| I need to invent or manufacture a battery or something like a battery that hold electricity for the use of house for one month or 20 days. and can be used any time with less than 3% lost of energy | Fixed | 6 | $4555 | Electrical Engineering, Electronics, Manufacturing, Manufacturing Design, Materials Engineering | Sep 10, 2011 | - |
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