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    16,397 battery charging jobs found, pricing in NZD

    Complete design, schematic preparation, BOM list, firmware code, Proteus simulation and offsite support for 3 Phase, 10 kW ongrid solar & battery hybrid inverter along with MPPT suitable to operate in ongrids mode as well as island mode based on the requirement. during island mode of operation, the inverter should recharge the battery banks through its inbuilt 48V DC boost battery charger whic...

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    Create a website (Hopefully wordpress site with WooCommerece) - to sell product - Have 100's of different component products that need to be searched for in various ways like by the product they would fit or based upon a specific product which items would fit it. (Think batteries, certain devices take very specific batteries) - accept credit cards - calculate UPS shipping costs. - and displ...

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    Battery Mockup 6 days left

    I would like to create a few graphics of my product being shown in mutiple mock up styles such as floating etc I will share more details upon approval of work need someone to work with long term and low budget ! Will require for 2 brands

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    I need Computer based package to train a person on how to drive a forklift in a warehouse ( Forklift Simulation based on unreal engine ). ::::::::::Requirement ::: There is a requirement to develop a Computer Based Package (CBT) to train a person on how to drive a Forklift in a Warehouse or in a Shopping mall for picking up and placing cargo/items. The following capabilities are to be featured i...

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    We have developed tech that turned all grades of contaminated waste plastic to energy. The tech fits inside of two 40 foot containers. I want the video to be around 60 seconds long. I want to see people walking down a street, dropping waste into a rubbish bin. Then a truck picking the waste up, driving to a waste facility. Dropping the waste into out tech. Then a car/truck filling up with the fue...

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    Our concept is to build a floating grow tunnel to produce herbaceous biomass (elephant grass/hemp or possibly vegetables for food and waste streams) for placement into an terrestrial anaerobic digester to produce methane for combustion to produce renewable electricity. The electricity will be stored in a battery, to be supplied to the grid during peak hours, mitigating the need for fossil fuel pe...

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    I'm looking for a bright electrical engineer that can design a powerful but efficient ~40,000lum flashlight driver/step-up convertor that can be controlled using PWM. Input voltage: 4*18650 Battery 14.8v Driver Design: PWM control input (on/off, dim, strobe) 40mm-45mm diameter PCB Spring in the center and ground ring around it for direct contact to power (see attached pictures) Overheat, op...

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    Looking for an electronic engineering company to create an intercom system using mobile technology (3g~4g). The system should be two way with battery backup for about 4 hours in case of power failure. Over and above the normal two way communication a sms will be sent to different numbers when ever there is call from the system. We should be able to program the numbers to be dialed out and sms to, ...

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    Looking for an electronic engineering company to create an intercom system using mobile technology (3g~4g). The system should be two way with battery backup for about 4 hours in case of power failure. Over and above the normal two way communication a sms will be sent to different numbers when ever there is call from the system. We should be able to program the numbers to be dialed out and sms to, ...

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    Trophy icon Company logo design 12 days left

    Design a logo for my Company. Name: Chinchilla Batteries and Touring The company is involved with all things power generation and battery storage. For four-wheel driving (4WD), caravanning, touring, off-grid power and the like. N.B. Chinchilla is a location not an animal. The logo must be easily identifiable whether printed in color or black and white. Thank you Andrew

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    Title: Fusion Wireless Earbuds Are What Your Life is Missing Category: Stories Anchor Text: TWS Wireless Earbuds, Fusion Wireless Earbuds, etc. Purpose: Give a detailed description of how Fusion Wireless Earbuds plays an important part in your life. Main Contents: Section 1-Wireless Earbuds in daily life. Section 2-How does Fusion Wireless Earbuds make a difference in your life in every way: des...

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    Hi there...we need a PCB designed that is a variation of what you would find in a small/portable bluetooth speaker. We are not experienced in the particulars of PCB design (we are mechanical engineers) so we need to employ someone who can: -design the PCB to our size specifications (circular, around 60mm diameter) -choose the proper components to achieve our goal -work with us to arrange for PCB...

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    As more and more people are using cheaper Android mobile device like Oppo, Huawei, Realme, Samsung and etc than expensive Apple mobile device, the special needs that entered the wood without carrying powerbank and went missing had happened in the forest. [login to view URL] To avoid the parents or guardians worry their special needs children, we need an offline app without turning on GPS last turn...

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    Dear Candidate, I am looking for someone that can design and engineer a golf putting training aide. Please see details below: Small unit, battery-powered (or USB) that can easily sit inside a golf bag. Can't be too big. Features of the unit: - makes a beeping noise (metronome) that can be adjusted to suit - flashing light that matches the beeping noise - random number or picture or ques...

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    We are looking for someone to design an build an electric vehicle charging network.

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    Looking for Restaurant app 4 days left
    VERIFIED

    I am looking for a app like the subway Restaurant app that allows people to order their food and then have it delivered or curbside pickup. I am looking for somebody who has developed one. I am looking for developers who have already made this app and have it available for sale. I would like login details to check it out from a admin side and customer side. (i have android, PC AND APPLE so send me...

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    Hi Motiur. I have another project for you. I need more emails but from a specific source. This time, from Facebook. I see you are charging $8/hr. Is this a good hourly rate for you?

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    Store display with fog 4 days left
    VERIFIED

    I need someone to design a solution for a battery-powered fog machine that can be embedded inside a store display. The fog machine also requires a large reservoir, so that fog can be emitted throughout the day. Design priorities - safety, compatible with standard fog fluid, battery able to last at least 8 hours with intermittent fog emission. The fog machine will be controlled by a microcontrol...

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    my project is ready but there is an error which observer can not converge in some cases

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    I am looking for a creative engineer who can find a solution to be able to generate 5v and 20mAh for battery storage using kinetic power. Dimensions need to be L4cm, W1.5cm, H0.7cm

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    GPS Tracker 4 days left
    VERIFIED

    I would like proposals to build a GPS tracker (hardware) as physically small as possible. The idea is to use the tracker to locate physical assets within an organization across multiple locations. I am looking to create a small flat or cubic unit, no more than a couple of centimeters in size which can be attached/concealed inside assets Battery life will inevitably be an issue. The unit would ...

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    I’d like help in designing a micro circuit with rechargeable battery that, with a switch or button push, will run a small load (>0.2A, 5V) for a duration of either 4 or 8 hours. The pictures below are from an off-the-shelf product that has the desired timer functions (this one has 2, 4, and 8 hour timer options). This (pictured) circuit has an IC, resistors and capacitors but no relay. ...

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    Solenoid Kicker - Arduino 3 days left
    VERIFIED

    Use of a 12V SLA Battery to charge a 450V 2700uF Capacitor with a 45V-390V ZVS Capacitor Charging Module to fire an Electromagnetic Solenoid using Arduino with a MOS Driver Module IRF520. I want to use: Arduino and use the full capacity of the Capacitor. Standard 5V relays (with Arduino) only go to 250V. Instead I have the MOS Driver. Problem is I don't know how to connect the Charger + Cap ...

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    It is necessary to develop a device based on the ESP8266 or ESP32 module, which will collect data from a water flow sensor (pulse output) and a TDS sensor (analog output), and then transfer these data to the server (MySQL, MQTT or other). In addition, it is required to transfer some additional technical parameters to the server (MAC address of the module, IP address, WIFI network name, password of...

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    We are a startup from India developing lithium based energy storage solutions for electric vehicles and passive storage applications such as solar storage and UPS. We have developed a 4-cell BMS for 12.8V LFP batteries in-house post which we would like to incorporate some additional features in the current BMS design and develop a 15-cell BMS for 48V applications based on the current design. The s...

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    We are a startup from India developing lithium based energy storage solutions for electric vehicles and passive storage applications such as solar storage and UPS. We have developed a 4-cell BMS for 12.8V LFP batteries in-house post which we would like to incorporate some additional features in the current BMS design and develop a 15-cell BMS for 48V applications based on the current design. The s...

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    I am looking for an electronic design using 'minimalistic components' to improve battery balancing. The circuit will be embedded inside the battery with not more than one communication cable between the batteries. 1. The balancing should work both series and parallel connected batteries / battery strings. 2. The battery current has built in sensors for current and voltage. 3. The ...

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    Road Side assist 3 days left

    mobile app just like uber. user select type of service "Towing, battery boost, fuel [login to view URL]" and closet truck will come to help. if user select towing, it will be two ways, if select fuel, it will be one way. user can have multiple cars, but only verfied cars allowed to use the service. truck driver must be able to take photo when reaches customer car location.

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    We need bulk quantity of customised mp3 player - should have followed features. 1. LCD / LED display required (where playing file name should be displayed) 2. 8GB Internal memory SD/TF card is required ( Thats predefined content - user wouldn't be able to remove or tamper the content) 3. USB port 4. A good quality speaker (3W / 5W) 5. Battery back up and adaptor (Minimum 4 hours battery back ...

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    We need a Cordova Plugin to integrate iZettle SDK for Android and iOS devices. Provide sample app cordova project. Using latest SDK versions. ios: iZettle sdk-ios v3.0.0 android: iZettle sdk-android 1.5.6 # SDK Operations include: - Charging - Refunding - Retrieving payment info - Aborting operation - Enforced User Account - Programmatically logout - iZettleOperationCompletion; iZettlePaymentIn...

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    English or Español. Be sure you understand all details. I need PCB design for Solar panel circuit (21V) to charge Litio battery (3.7V -4.2V). -PCB 2 layers in KiCAD -I'll provide PCB shape in KiCAD file -I'll provide actual PCB circuit in KiCAD file -PCB dimensions less than 90x90mm (has enough space) For now I have one circuit done in KiCAD but there is something that not wo...

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    Induction type plate charging system for Lithium Ion batteries with heavy density charging capacity

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    Web design 3 days left

    We are a webshop that sells charging cables for electric cars. I need a popup on my website that let the visitor type in their vehicle name and then shows the correct cable. So link Car Name to Product > Costumer sees popup and types in vehicle name: correct cable shows up I'm running on shopify. I want the popup design to look like attached image. Max €80,-

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    I need an electric scooter design, non folding with lights front and rear, the break system and, for adults, with minimal frame or fluid design and compartment to store the battery, with the docking station and charging component to be manufactured.

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    I want a simulink model of Lithium ion battery in its basic model, thevenin model and dual polarisation model and everything must clearly explained like State of charge, Charging and discharging resistance, Open circuit voltage, etc.

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    I'm civil engineering student 3rd year, I know Ms word, Ms execel, power point and PDF converter, I'll charging you minimum and I'll do your work before time.

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    We work on selling our service to gyms and fitness centers. Our service helps them in maintaining all records in their phones, no need for a notebook or anything. Besides this, we also list them on our platform and help them in increasing their customer reach. Our service is monthly paid bases and We are willing the give first-month payment to whosoever brings them on our platform. We're char...

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    I want to make a unique charging cable- the mobile must work with one specific cable. This can be made by APP or electrical components in the cable.

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    hi i want buy product from china and i want someone remove the battery from it(desoldering the battery) because shipping battery forbidden..easy task -desoldering the battery

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    We have everything we need to build the world's first & lightest weight multi-purpose hybrid electric self-charging solar tricycle, but we have not yet settled on the design of the body, so we need a sexy 3D design/render, taking bits & pieces from already available tricycles out there, but without any design infringements of any vehicle out there. Images are included of what we...

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    sensor testing, nrf52 programming. optimizing battery performance

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    sensor testing, nrf52 programming. optimizing battery performance

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    I would like to redesign our company's website ([login to view URL]). The company's business is the smart home battery storage system with IoT systems, AI, cloud platform, home energy management, energy monitoring, reduce energy cost and CO2 footprint and energy forecasting. Reference website: [login to view URL]

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    Be sure you understand all details. PCB design for Solar panel 21V to charge Litio 3.7V battery. -PCB 2 layers -PCB shape will be provided in KiCAD -PCB dimensions less than 90x90mm For now I have one circuit done in KiCAD but there is something that not working properly. Now 4.2V is provided as output but when we connect the battery doesn't reach more than the battery voltage. Project ci...

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    Does anyone has the experience to make a DIY Powerwall (suitable for Power output 2000W) using 18650 lithium ion cells? I want to make this one for my house and ready to pay for that effort. The idea is to make the Powerbank and be compatible with any commercially available inverter in India. Following items are also required to give you an idea : Amass XT60PW Plug Connector XT60 20PCS Pitch 2.5...

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    Design a smart glass with CAMERA Hardware Technology: Bluetooth, Thermal lens, Ultra-slim battery. Basic Details: Project can be done by a freelancer or group of freelancer Type of Freelancers required: PCB Designer, PCB Integration, 3D Product Designer, App Developer (iOS & Android) Note: Total 3 Freelancers/Group of Freelance will be working (Software Developer, 3D Product Designers & P...

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    Thank you for considering to participate in the contest. If you can think out of the box, have a creative mind then this project may be for you. This is a contest to suggest a unique name for a company OR A UNIQUE PRODUCT NAME for Electric Vehicle charger. Such as Apple has products such as the iPhone, iPad and Macbook, you can suggest me a unique and smart name for vehicle charger which I c...

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    I want to make a unique charging cable- the mobile must work with one specific cable. This can be made by APP or electrical components in the cable.

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    power pcb design 2 hours left
    VERIFIED

    Hello everybody, I posted this project yesterday and it was general now I want to give the specification: I have designed the PCB using Altium design and manufactured the PCB, so I’m looking for someone who can assist me in the development of the firmware of a battery bank using CCGP3PA IC and the southchip buck/boost. 1) firmware development (C/C++, I2C) 2) PCB design knowledge is a must i...

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