12v microprocessor controlled battery charger jobs

Filter

My recent searches
Filter by:
Budget
to
to
to
Type
Skills
Languages
    Job State
    2,000 12v microprocessor controlled battery charger jobs found

    I am seeking an expert in battery modeling and parameter identification to improve the real-time performance of state of charge (SOC) estimation for Lithium-ion batteries. The project's primary aim is to enhance the accuracy of SOC estimation through refining the parameter identification accuracy within a second-order equivalent circuit model. Key Requirements: - Utilize Kalman filter-based methods for parameter identification. - Significant improvement in the accuracy of SOC estimation. - Experience with lithium-ion battery modeling and simulation. - Ability to deliver high-quality work under tight deadlines. Your expertise in this area is crucial for the project's success. A strong background in battery technology and real-time system performance will be ...

    $110 Average bid
    $110 Avg Bid
    7 bids

    ... matches, or workshops. Event Registration: Easy sign-up for tryouts, camps, or tournaments. Virtual Events: Live streaming of games, training sessions, or expert panels. Networking at Events: Connect with attendees or organizers before, during, and after events. 6. Fan Interaction & Branding Live Streaming: Enable athletes to host live sessions or share live game highlights. Fan Messaging: Controlled Q&A or interaction spaces for fans. Merchandise Marketplace: Sell personal or team-branded gear. Content Sharing: Share behind-the-scenes photos, videos, and training updates. 7. Collaboration & Sponsorships Brand Partnerships: Connect athletes with sponsors or sports brands for endorsements. Team Collaborations: Space for teams to strategize or plan together. Media Pa...

    $360 Average bid
    $360 Avg Bid
    9 bids

    ...Requirements: Design Variations: We need two design variations: -Silver (stainless steel) -Black Uniform Width: The design should have a uniform width for a sleek and modern look. Compact Top Cap: The top cap should be as small as possible while maintaining functionality. Integrated Screen: The cap must include a screen (e.g., for displaying information such as hydrogen concentration or battery life). Inspirational References: For reference, here are similar products currently on Amazon: Additional Notes: We currently do not have a product prototype, so we are looking for fresh and creative ideas to set our design apart in this competitive market. Your design will play a crucial role in defining the visual identity of our brand. If you’re

    $165 Average bid
    $165 Avg Bid
    95 bids

    I'm looking for an application developer with extensive experience working with the 8086 microprocessor on Proteus. The project is to create a digital lock system interfacing with a keypad and an LCD display. Key Requirements: - Demonstration of basic operations and instructions of the 8086 - Peripheral interfacing with PPI and a keypad - Implementation and handling of interrupts - Control and interfacing with an LED display - Possible integration with motor control for lock mechanism Ideal Skills: - Proficient in 8086 microprocessor application development on Proteus - Strong background in system simulation - Previous experience with digital lock system projects will be highly regarded - Capable of creating an engaging, educational demonstration of the completed proj...

    $159 Average bid
    $159 Avg Bid
    17 bids

    ...ESP32 or a similar microcontroller for wireless communication, as well as executing on-device AI models. Key Requirements: - The design needs to prioritize low power consumption, making it suitable for wearable or portable use. - A primary focus of this device will be monitoring human breath, so expertise in integrating and utilizing VOC sensors is crucial. - Long battery life is of utmost importance, far more than a rechargeable battery or energy harvesting capabilities. Ideal Skills: - Extensive experience in PCB design, particularly using KiCad. - Proven track record in designing compact, low-power IoT devices. - Familiarity with health monitoring devices and their design requirements. - Proficiency in interfacing with ESP32 or similar microcontrollers. - Understandin...

    $476 Average bid
    $476 Avg Bid
    46 bids

    I'm looking for a Raspberry Pi based Bluetooth cabinet door lock for my office. The primary purpose of this lock is to control access in a shared space. Ideal Skills: - Proficiency in Raspberry Pi programming - Experience in Bluetooth technology integration - Mobile app development skills Key Requirements: - The lock should be secure and reliable - It needs to be controlled via a mobile app - The project includes both software and hardware components. Please provide examples of previous similar projects you have completed.

    $208 Average bid
    $208 Avg Bid
    19 bids

    I'm looking for a skilled PCB designer to create a design for a smart LPG meter. This device needs to have several key functionalities, including gas level monitoring...This device needs to have several key functionalities, including gas level monitoring, leak detection, and usage data logging. The smart LPG meter will connect via Wi-Fi and will be powered by a battery. Key Requirements: - Design a PCB that incorporates gas level monitoring, leak detection and usage data logging. - Ensure the design is suitable for a battery-powered device. - Include a Wi-Fi connectivity component in the design. Ideal Freelancer Skills: - Extensive experience in PCB design. - Knowledge of IoT device requirements. - Understanding of gas sensing technologies. - Experience with battery...

    $452 Average bid
    $452 Avg Bid
    36 bids

    I'm looking for a professional 3D designer who can create a moderately detailed 3D rendered model of my drone for prototype development. The model should showcase the full drone, including all components such as the propellers, camera/gimbal, and battery compartment. Ideal Skills: - Proficient in 3D modeling software - Experience in designing for prototype development - Ability to create detailed and accurate models Experience: - Prior work with drone models highly preferred - Portfolio demonstrating high-quality 3D rendered models - Proven track record of meeting project deadlines

    $13 Average bid
    $13 Avg Bid
    9 bids

    ...gather data for this paper in order to make schemes, graphs, tables, etc. This can be done through the following: Surveys and Questionnaires: Create surveys to measure individuals' desire for money, empathy, and prosocial behaviors. Distribute them in high-pressure environments like corporate offices or medical fields. Behavioral Experiments: Conduct economic games (e.g., Dictator Game) and controlled experiments where participants choose between money and prosocial actions under stress. Observational Studies: Observe behaviors in workplace settings during high-stress periods, using natural experiments to collect data. Interviews and Focus Groups: Conduct in-depth interviews and focus groups to gain qualitative insights on participants' feelings about money, stress, ...

    $38 Average bid
    $38 Avg Bid
    32 bids

    ...solutions. IBC totes, bulk bags, and industrial drums. Recycling and waste wood removal to keep operations clean. Call to Action: ? Email Jeremy at xxxxxxx to discuss your warehousing needs. Flyer 5: Freight Logistics Headline: "Move Anything, Anywhere – Expert Freight Services You Can Count On!" Core Focus: Domestic and international shipping: LTL, FTL, intermodal, and air freight. Temperature-controlled and flatbed options available. Partnering with trusted carriers for reliable service. Value-Add Section: Get it all done in one place: Pallets, crates, and packaging supplies to fit any load. Warehousing and drop trailer programs for operational efficiency. Poly bags, bubble wrap, and steel banding for specialized needs. Call to Action: ? Let’s get your...

    $100 Average bid
    $100 Avg Bid
    78 bids

    I need a firmware expert with a strong electronics background to help make changes and improvements to our Texas Instrument MSP430G2302 microprocessor firmware. - We have documentation and a working program. - Need an expert to enhance our product. - Prior experience with TI programming is crucial.

    $494 Average bid
    $494 Avg Bid
    38 bids

    I'm looking for a professional to develop a remote cellular door unlocker controlled via a Web API. The system should have the following features: - Control: The Web API should allow for unlocking and locking the door remotely. - Security: I need a robust encryption mechanism to secure the control system. - GPS: Needs to have a GPS module that periodically updates via the web API over cellular Ideal candidates should have experience in developing secure Web APIs and understanding of remote control systems. Please provide examples of relevant past work. Needs to be modular and all parts able to be sourced from AliExpress.

    $105 Average bid
    $105 Avg Bid
    15 bids

    ...interfaces Please submit your bid only if you have the necessary skills and experience. I look forward to your proposals. It contains a user friendly CRM, herarki is Admin Super reseller Reseller User Installer. Aap must have presets loaded. Reference aap Magic Home pro Surplife are the open available apps. Chip ESP 32(Espressiff) Features requirements 1. Report to server 2. Can be centrally controlled 3. Settings can be copied from one controller to any of other 4. Patterns save on the server & can be accecible from GUI. 5. Patterns can be shared between the same aap users but saves in the pattern list first. 7. User community chat in the aap. new created pattern must be saved on the cloud ,not on the device. customer has multiple devices,he would be able to acc...

    $415 Average bid
    $415 Avg Bid
    27 bids
    Trophy icon Buzzer Circuit Design for Game
    7 days left

    I'm looking for an electronic circuit designer to create a circuit for a buzzer game that will be used in a visual...ring. - The circuit should be robust enough to handle repeated use in a game setting. The circuit to buzz and an LED strip illuminate for one second every time the metal ring in the hand of the player touch the twisted wire. After three consecutive times buzz, game will be announced over by a 5 seconds continuous buzz and LED light illuminated. The power source is a 12V AC transformer. Buzzer and led light strip are 12V powered. The picture attached is just to show the game in general. Ideal Skills: - Experience in designing electronic circuits for game components. - Understanding of reaction time game mechanics. - Ability to create durable and rel...

    $20 Average bid
    $20
    2 entries

    ...11: A) at a time. On each button press, the display should cycle to the next tuple. After the last tuple, it should loop back to the first. Connectivity: Bluetooth connectivity for receiving messages from an external ESP32 module. Button Functionality: A physical button will be used to cycle through the stored messages. Power Source: The watch should be powered by a rechargeable lithium-ion battery. Components: OLED display for showing messages. Button for navigation. Bluetooth communication. Deliverables: Fully functional watch prototype. Source code for both the watch and the external ESP32 module. Circuit diagrams and assembly instructions. Freelancer Skills Required: Embedded systems development. Experience with microcontrollers (ATtiny85, ESP32, etc.). Knowledge of Blue...

    $105 Average bid
    $105 Avg Bid
    7 bids

    I'm seeking a developer to create a slot booking portal exclusively for students. The portal will utilize Google authentication for a specific domain, ensuring secure and controlled access. The booking system will have several key features: - **Booking Limitations**: A maximum of 6 slots can be reserved in a single day, with available slots running from 6 am to 9 pm, each separated by a 3-hour interval. - **Advance Booking**: All slots must be booked at least a day in advance, up until 11:59 pm. Same-day bookings are not permitted after 12 am. - **Date Selection**: The portal should include a calendar feature for date selection. - **Hour Selection**: A drop-down menu will be implemented for selecting hours. - **Visual Indicators**: When a user books a slot, all other slots wit...

    $65 Average bid
    $65 Avg Bid
    24 bids

    ...telephone app when it is bedtime -the app has the option to start a meditation playlist if you need to get relaxed before going to bed, you need to be able to choose a playlist. If the user has a smart watch the heart rate is monitored and if it is still high before sleeping the app can recommend specific meditation -custom product: smart sleep earplugs Design for connecting earplugs and seeing battery percentage and connection status -reschedule user bed time and on the bed time alert there is the option to extend all actions by half an hour each time. When the user sleeps later or sleeps bad there is the option since we have the user's calendar that the user can select that the app automatically delays the wake up time so the user keeps having a minimum of 8 hours of sl...

    $115 Average bid
    $115 Avg Bid
    38 bids

    ...regulates the operation of the press. The operation of these motors is limited by the upper and lower switches. The lubrication motor can be connected directly, to lubricate all the time or to correct the lubrication with a timer. Also, the presses have a puncher, which in the 3rd operation punches out the central part of the circle and forms a ring. It can be adjusted using a pneumatic valve and is controlled via a timer (punching time, pause time, return time to the starting position / there are also punchers with spring valves, which automatically return, only have a punching time). The conveyors are classic, ordinary ones that move the belt, there are not many complications. As for the robot, I worked with Fanuc Robots, the control system is simple, the paths that it needs ...

    $15 / hr Average bid
    $15 / hr Avg Bid
    20 bids

    I'm looking for a solution to monitor an entire iPhone for parental control purposes. This includes monitoring all app usage, battery, and network activity. Key Requirements: - Monitor all apps: including screen time per app, number of app launches, and data usage per app. - Monitor entire phone: including battery usage and network activity. Ideal Skills: - Experience with iPhone monitoring software. - Understanding of parental control needs. - Ability to provide comprehensive usage analytics.

    $523 Average bid
    $523 Avg Bid
    42 bids

    ...full-duplex communication, meaning it should also be able to receive responses. Logic Explanation: Based on the attached specifications: 1. Logic 0 ("Space"): Current: Between 0 mA (Minimum) and 2 mA (Maximum). 2. Logic 1 ("Mark"): Current: Between 42.75 mA (Minimum) and 47.25 mA (Maximum). The current loop operates at a nominal 45 mA ±5%. The voltage for the open-loop supply must be between 12V DC (Minimum) and 42V DC (Maximum). Requirements: The designed circuit must handle current regulation for transmitting the appropriate logic levels (0 and 1). It should interface seamlessly with an ESP32's GPIO pins for sending and receiving signals. Protection against exceeding the voltage limit is essential. Ensure compatibility with indus...

    $131 Average bid
    $131 Avg Bid
    14 bids

    Looking for an individual or small team near Minneapolis. This project involves a lot of moving parts so I would like to meet face to face on occasion. I'm looking to develop a battery pack, more info in the attached doc. Whoever takes this on needs to have experience in electronics design and mechanical engineering. Able to design in AutoCAD, prototypes on a 3D printer. For fabrication we would likely go to a mold shop. Collaboration with the mold shop might also be needed to get the prototype right. Up to the prototype this is likely to be around a $20k project. Looking to start within the next week or two.

    $17500 Average bid
    Local
    $17500 Avg Bid
    2 bids

    I'm seeking an engineer to design a simple circuit for a heated probe and console. The system must not exceed a temperature of about 130 degrees F. Key Features: - The console should utilize LED indicators for its interface. - The power source for both the probe and the console is a plug-in power adapter. - The console must include...heated probe and console. The system must not exceed a temperature of about 130 degrees F. Key Features: - The console should utilize LED indicators for its interface. - The power source for both the probe and the console is a plug-in power adapter. - The console must include a temperature adjustment control feature. Ideal Skills: - Circuit design and engineering - Experience with temperature controlled systems - Proficiency in designing LED b...

    $503 Average bid
    $503 Avg Bid
    46 bids

    I'm working on an E-commerce website for a phone and battery repair store and need a talented web designer to beautify my HTML document. Your task will be to add colors and images, making the site visually appealing and user-friendly. Must have Lucid chart to be able to view my wireframes, or you could make your own with a screenshot of mine. The website includes 5 pages. Ideal Skills: - Proficiency in HTML - Experience in web design, particularly for E-commerce sites - Understanding of color theory and design aesthetics - Ability to source and integrate relevant images Please bring your creativity to the table, as I trust your judgment on what will be pleasing to the eye and ultimately enhance the user experience.

    $43 Average bid
    $43 Avg Bid
    59 bids

    ...user experience. - Collaborate with Laravel developers to ensure seamless backend integration. - Analyze and resolve issues to maintain a stable and reliable app. **What We’re Looking For:** - At least 2 years of experience in Flutter development. - Proven track record of building and optimizing Flutter apps. - Knowledge of app performance best practices, including animations and battery usage. - Strong communication skills and experience working in a team. - Experience with Laravel integration is a plus but not mandatory. **What We Offer:** - Flexible work options: remote or on-site in Nigeria (Abuja/Ibadan). - A challenging project with room for your creative input. - Competitive compensation. - The opportunity to be part of a dynamic team with...

    $7 / hr Average bid
    $7 / hr Avg Bid
    28 bids

    I'm in need of an electrical wiring diagram for a residential portable cabin that operates on solar power. This diagram should incorporate the following components: - Solar panel system - Battery storage - Inverter It should be designed to support a solar power setup, and it might be beneficial to have knowledge of sustainable energy practices. The ideal freelancer for this project would ideally have experience with residential electrical systems, solar energy, and creating wiring diagrams. Please provide me with a detailed plan on how you would approach this project.

    $107 Average bid
    $107 Avg Bid
    31 bids

    Delven is a mining factory builder where you hire companions to establish production chains, explore dungeons, and fight monsters. Customize them with Path of Exile-inspired gear and skill trees to optimize performance in challenging turn-based battles, which can be automated or manually controlled. Be sure this category fits into your preference games. Honesty is precious here, and we will see if this kind of game is not your natural approach. Duration: minimum 60 minutes. Video recording and think-aloud. Language: English, a good speaking level is required. Platform: PC

    $17 Average bid
    $17 Avg Bid
    7 bids

    ...small aircraft. It is based on an Arduino and the concept is fairly simple. I have a 3-pole toggle switch with the following functionality 1. System is off- no power to the relay 2. System is Armed - in this case the smoke pump will be turned on with a double click on the momentary stick button and off with a single click 3. System is manually on- the smoke pump is on. Power is from the aircraft battery (14.4V), and I have a voltage converter to 7V for the Arduino circuit and 14V for the relay power to the pump. I have the system working on a breadboard, but it has an issue - as soon as the load is activated, it seems that the power to the Arduino is interrupted and it resets itself. The solution is probably quite simple (maybe a capacitor sized correctly) I need someone to w...

    $103 Average bid
    $103 Avg Bid
    34 bids

    I'm looking for a professional with experience in IoT development and CCS protocol to integrate a battery charger with firmware update capability over the air (OTA). The project involves: - Implementing IoT features for control, monitoring and firmware updates of the battery charger. - Ensuring robust authentication measures for secure OTA firmware updates. - Enabling comprehensive data monitoring including battery health status, charging progress, energy consumption, voltage, current and temperature measurements. The ideal candidate should have a strong background in IoT, firmware development, and battery charger systems. Previous work with CCS protocol and implementing security measures for firmware updates will be highly beneficial...

    $752 Average bid
    $752 Avg Bid
    7 bids

    I'm working on a custom project that involves using a stepper motor controlled by an Arduino. The motor needs to be able to rotate a few degrees, stop and then reverse back to the starting point with precision. I need an expert to provide advice on sourcing the correct motor and controller. Key Requirements: - Help in selecting the appropriate stepper motor and controller. - Programming the Arduino to control the stepper motor with precise position control. Ideal Skills: - Expertise in Arduino programming. - Experience in working with stepper motors. - Ability to source appropriate hardware and wiring instructions.

    $75 Average bid
    $75 Avg Bid
    25 bids

    I'm looking for an expert firmware programmer to help develop firmware for an STM32 embedded project. The main purpose of this firmware is to collect data from a current measurement sensor. The data will be used for real-time monitoring and displayed on an e-paper display. Ideal candidates should have: - Extensive exper...current measurement sensor. The data will be used for real-time monitoring and displayed on an e-paper display. Ideal candidates should have: - Extensive experience with STM32 firmware development - Proficiency in programming for sensor data collection - Knowledge in addressing e-paper display through SPI Your role will involve: - Writing efficient and reliable firmware Schematics for the microprocessor are complete and available. I look forward to ...

    $242 Average bid
    $242 Avg Bid
    25 bids

    I need help with two circuit analysis problems regarding DC circuits, as shown in the provided figures. Tasks: 1. For the first circuit (FIGURE 1): - Calculate the value of the current through a given 11 V battery. - Calculate the power dissipated in three specific resistors (R1, R2 and R4). 2. For the second circuit (FIGURE 2): - Determine the current (i) flowing in a 30 Ω load using two different methods: a) Thévenin’s theorem b) The superposition theorem - Calculate the values of three inductors present in the circuit. - Calculate the complex form of the voltage across the load using any method. Requirements: - I need the answers typed in a word document file. - Detailed step-by-step solutions are required for each calculation. - U...

    $148 Average bid
    $148 Avg Bid
    13 bids

    I'm looki...connection with the application.(IOS ve Android) Signal strength and battery charge status should be visible via Bluetooth The settings of the device can be made with this connection. Must be a unique 4-digit BL connection number for each device with app: 1. The angle of the tilt sensor should be adjustable 2. The phone number to call must be set 3. It should be stated how many times and how many minutes apart the alarm call will be made. It should be an easily replaceable Li-ion battery. It should be able to stay in stand-by mode for at least 1 month with this battery. The battery can be charged via Type-C connection The prototype circuit will be provided for testing. Before approval, all printed circuit files, microprocessor codes and...

    $536 Average bid
    $536 Avg Bid
    69 bids

    I need a CFD simulation expert to model a battery pack using the MSMD model, focusing specifically on thermal management through a phase change material cooling system. Key Requirements: - CFD Simulation experience, particularly with battery packs. - Proficiency with the MSMD model. - Understanding of thermal management strategies. - Experience with designing cooling systems using heat pipes. - Knowledge of phase change materials and their application in cooling systems. Your task will be to assess the cooling system's design and optimize it for effective thermal management.

    $305 Average bid
    $305 Avg Bid
    8 bids

    I'm in need of a car prototype incorporate important aspects related to the chassis, motor, and battery within the interior layout. Ideal Skills and Experience: - Expertise in automotive design and engineering - Experience in prototype development - Strong understanding of exterior design and aesthetics - Knowledgeable about chassis, motor, and battery integration - Ability to create prototypes for design showcases

    $32 / hr Average bid
    $32 / hr Avg Bid
    37 bids

    My car's negative battery cable has snapped at the grounding connection. I need a skilled freelancer to assist with this. The job involves crimping two ring terminals onto the broken ends of the cable so that I can bolt them together at the grounding point. The car is currently located on street parking and I'm in need of a professional who can bring the necessary tools and materials for this repair. Key Requirements: - Experience in crimping ring terminals - Ability to work in a street parking setting - Provision of necessary tools and materials for the repair. PLEASE SEE ATTACHED PICTURE of what the finished job should look like.

    $30 - $250
    Local
    $30 - $250
    0 bids

    I'm in need of a sophisticated Battery Management System (BMS) for my Lithium battery packs, specifically 7s and 10s configurations. Key Requirements: - The BMS needs to manage the simultaneous charging and discharging of the battery packs, or prevents charging and discharging between battery packs. The re-used battery packs already have their 10s or 7s BMS. - Communication protocols are to be discussed, so flexibility and expertise in various systems is a plus. - Additional features required include: - Temperature monitoring - State of Charge (SoC) estimation - Fault detection and notification Ideal skills and experience for this job include a strong background in BMS development, extensive knowledge of Lithium battery technology...

    $546 Average bid
    $546 Avg Bid
    34 bids

    I'm looking for a professional with experience in long wave RFID programming for a special project. The task involves developing a selection gate for horses tha...for the range of transponder recognition and the opening times. The RFID gate will be used primarily in an outdoor paddock. Thus, the RFID hardware must meet heavy-duty and weatherproof standards. Additional features required for the gate include: - A battery backup system. - Provisions for remote monitoring. Ideal candidates for this project should have: - Proficiency in long wave RFID programming. - Experience with creating hardware for outdoor use. - Ability to design with CE compliance in mind. - Skills in integrating features like battery backup and remote monitoring. - Ideally, fluency in German to fac...

    $8345 Average bid
    $8345 Avg Bid
    26 bids

    I'm seeking an expert in thermal analysis and materials science to help with a comprehensive project. 1. Thermal Gradient Analysis: - The main focus will be on quantifying thermal gradients within individual Li-ion cells and across modules in extremely low winter conditions. - You will need to assess the impact of these gradients on the lifespan of the battery, as this is my primary concern. 2. Material and Design Optimization: - I want you to explore advanced thermal interface materials (TIMs) and innovative module designs to minimize the thermal gradients. - This includes investigating novel materials with better thermal conductivity that can still be compatible with existing Li-ion technologies. 3. Thermal Management Strategies: - The development of ta...

    $325 Average bid
    $325 Avg Bid
    29 bids

    I'm looking for an electronic engineer to design a circuit for a digit...Display: The display should be an LED that is visible in sunlight. It should activate when a 2%, 2.5%, or 3% grade is achieved. - Power Source: The unit should be powered by an 18v Milwaukee tools battery. - Brightest LEDs: The use of the brightest LEDs available is essential for this project. Ideal Skills and Experience: - Electronic circuit design: Proven experience in designing electronic circuits is a must. - Knowledge of LED technology: Familiarity with high-brightness LEDs and their implementation in outdoor displays. - Power management: Understanding how to efficiently use an 18v battery in a circuit. - Precision measurement devices: Previous experience working with medium precision measurem...

    $389 Average bid
    $389 Avg Bid
    5 bids

    ...requirements. The original idea is starting from a existing CM5 carrier board ‘open source’, and modify it to add/remove elements, also ‘open source’. Most of the requirements can be found in any CM5 carrier board available with a public license, for exampe CMIO from raspberry pi. Description of the elements, interfaces and other requirements follows • Maximum board size 100mmx200mm aprox. • Power souce 12v, protected and converted to other DC (present in CMIO) • USB-C with mini USB conector for programming (present in CMIO) • USB 3.0 (present in CMIO) • Ethernet (present in CMIO) • CANBUS • PCIe (present in CMIO) • SD card slot (present in CMIO) • eDP video signal + backlight • AIS class B (from other o...

    $480 Average bid
    $480 Avg Bid
    44 bids

    ...multiple linear regression model for the prediction of demand for shared bikes. You will need to submit a Jupyter notebook for the same. Problem Statement A bike-sharing system is a service in which bikes are made available for shared use to individuals on a short term basis for a price or free. Many bike share systems allow people to borrow a bike from a "dock" which is usually computer-controlled wherein the user enters the payment information, and the system unlocks it. This bike can then be returned to another dock belonging to the same system. A US bike-sharing provider BoomBikes has recently suffered considerable dips in their revenues due to the ongoing Corona pandemic. The company is finding it very difficult to sustain in the current market scenario. So,...

    $103 Average bid
    $103 Avg Bid
    22 bids

    ...Strong knowledge of quality standards for consumer-grade and medical-grade wearables. Scope of Work: Review and optimize our existing prototype design. Provide actionable insights to overcome current development challenges. Advise on long-term scalability, production design, and supply chain management. Ensure the design meets high quality standards and durability benchmarks (e.g., waterproofing, battery life, sensor accuracy). Budget: Up to ₹75,000 for initial R&D consultation phase. Engagement Details: Freelance/Consulting role with milestone-based deliverables. Flexible hours with collaborative communication. How to Apply: Please share: Relevant project portfolio showcasing experience with MAX86174A and similar wearables. Brief plan on how you will assist in overcoming...

    $709 Average bid
    $709 Avg Bid
    12 bids

    I need a project focusing on the charge/discharge cycles of electrochemical batteries. You will be required to simulate these cycles using Simulink and perform calculations based on the project prompts. Ideal Skills: - Proficiency in Simulink - Strong understanding of electrochemical batteries, specifically charge/discharge cycles - Abil...batteries. You will be required to simulate these cycles using Simulink and perform calculations based on the project prompts. Ideal Skills: - Proficiency in Simulink - Strong understanding of electrochemical batteries, specifically charge/discharge cycles - Ability to perform complex calculations Experience: - Prior experience with modeling or simulating battery systems - Familiarity with academic or engineering projects focused on batter...

    $158 Average bid
    $158 Avg Bid
    34 bids

    I'm in need of a PCB designer who can create a compact PCB for prototyping purposes. This board will need to accommodate a microcontroller, various sensors, a power supply, and Bluetooth components. Specifically, I want to gather data from a sensor (e.g. thermometer) and send that data via Bluetooth to a receiving device (iPad). The PCB will need to be powered by a 3.7 LiPo battery. I'll need all the files, so I can print at PCBWay. The board will need to be no larger than 26 mm by 30 mm. The components will need to lay flat on the board so the overall height is less than 4mm. Ideal Skills: - PCB design - Knowledge of compact design principles - Experience with prototyping PCBs Please, only apply if you have significant experience in designing PCBs, particularly for pro...

    $452 Average bid
    $452 Avg Bid
    25 bids

    ... If required, the UAV must also be able to descend to 1.5 km altitude for specific operational needs, with smooth ingress and egress transitions. Additionally, the UAV needs to loiter efficiently at the designated altitude, ensuring stability and endurance for prolonged operations. The UAV must be stealthy with lower RCS, IR and aural signature. Finally, the UAV must be equipped to execute a controlled and safe landing, concluding the mission reliably. Meeting these performance criteria is essential for optimizing the UAV's mission effectiveness and operational reliability. Mission Requirements Parameter Value Payload Mass ≥ 1000 kg Range ≥ 1000 km Endurance ≥ 2 hours Take-off & Landing Distance ≤ 2000 m Change in Static Margin from Subsonic to Supersonic fli...

    $73 Average bid
    $73 Avg Bid
    3 bids

    ...Requirements: - **Type**: I need a comprehensive solution that includes Bluetooth, Wi-Fi, and NFC beacons. - **Features**: The beacons should have long battery life, wide range, and customizable messaging capabilities. They're expected to cover a broad spectrum of use cases, from retail promotions to event management and proximity marketing. - **Primary Use Case**: These beacons will be utilized across all potential scenarios. Ideal Skills and Experience: - Proven track record in sourcing high-quality advertising beacons. - Strong understanding of Bluetooth, Wi-Fi, and NFC technologies. - Experience in evaluating product features such as battery life, range, and messaging customization. - Ability to provide a comprehensive solution for various marketing needs. I ...

    $296 Average bid
    $296 Avg Bid
    38 bids

    I’d be delighted to work on designing the 3 additional CanLiFe Battery labels, redesigning the Torque Starter and SunSaver Battery labels (once I receive the current designs), and creating the new brand labels similar to the CanLiFe Golf Cart ones. Could you please share the current designs and any specific requirements or preferences you have for the new labels? This will help me ensure the designs align perfectly with your vision. Looking forward to your reply and ready to get started!

    $173 Average bid
    $173 Avg Bid
    1 bids

    ...(Not Required but Nice to Have): 6. Battery Optimization Software: • When the tablet detects the charging cable is unplugged: • Automatically dim the screen to the minimum brightness. • Disable LTE connectivity. • When the cable is reconnected, the tablet should restore its previous settings. Technical Details: • The application will run on Lenovo Tab M10 tablets. • It should have an intuitive and user-friendly interface for taxi passengers. • It must operate seamlessly in a taxi environment, considering limited supervision. Deliverables: • A fully functional application with the described features. • Clear documentation for setup and operation. • Remote management capabilities for ads and quizzes. • (Optional) ...

    $2272 Average bid
    $2272 Avg Bid
    181 bids