Battery charging circuit digram trabalhos

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    25,206 battery charging circuit digram trabalhos encontrados, preços em USD

    Our business is an ecommerce. We operate on our own website as well as mainstream marketplaces in Brazil. We focus on backpacks, purses and travel accessories. Most of the time, we sell the same product at more than one or two marketplaces simultaneously. However, the cost structures change substantially between marketplaces, with different selling and transportation fees, even though it is the sa...

    $188 (Avg Bid)
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    12 ofertas

    We are a building controls contractor near Washington DC. Our business started in 1975 and we have since completed over 7500 building controls projects using electronic controls. We are looking for an experienced electronics engineer who can design a printed circuit board (PCB) using Kicad. The PCB will be used to mount a Sollae Systems CIE-M10-BO communications interface card, power supply and ...

    $533 (Avg Bid)
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    27 ofertas

    We are seeking those with an engineering or other related PHD or otherwise good background to write reports on developments in battery technology. We provide links to some of the needed research materials. You must be good at understanding and organizing complex information in a scientific field and be able to summarize developments about technology development, sponsored research, licensing and p...

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    43 ofertas
    SRAM circuit Encerrado left

    The Schematic circuit is done and simulations i just need one part completed. Its done in Multism

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    8 ofertas

    I need an electrical and electronic engineer to help in some project and write some reports

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    15 ofertas

    I need someone who can guide me to complete the project using flutter and asp.net core 2.2, the charging will be per hours or per course(it depends ).

    $12 / hr (Avg Bid)
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    19 ofertas
    Electrical Encerrado left

    Design a circuit using produced by three separate pressure sensors

    $24 (Avg Bid)
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    25 ofertas
    Universal frame pcb Encerrado left

    Hi, I specialize in electronic speed controllers for the hobby industry and have been in business for 30 years. I am looking for a new PCB board layout artist to take my hand drawn designs to Gerber files. I have about 8 different PCB that will need changes over the next year along with new pcb designs to be added. This project is to take a current bare fiberglass frame and add a copper circuit,...

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    42 ofertas

    We are developping a microchip to communicate with lithium battery. We'd like to offer the possibility to broadcast the state of the battery though Z-Wave. We are looking for a frellancer able to develop the integration/programmation of the z-wave protocol to our chip.

    $624 (Avg Bid)
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    13 ofertas

    Hello Mahmoud I want to develop a project with an ESP2866/ESP32 and a SIM800L GSM module. I need to be able to control an LED with SMS messages. The difficulty is managing power. The project should run from a 18650 lipo battery that is charged from a solar cell. So the ESP and the GSM module should sleep as much as possible. Can you help me with that project? I could send you the whole specific...

    $80 (Avg Bid)
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    1 ofertas

    I need someone who can guide me to complete the project using flutter and asp.net core 2.2, the charging will be per hours or per course(it depends ).

    $12 / hr (Avg Bid)
    $12 / hr Média
    25 ofertas

    I am looking for a Mechanical AND Electrical engineer ( or two people who have a history together) to help improve pro type I have. I am looking for someone in, or WITHIN 25 ish miles of 80302 (Boulder). The tool is a hand held electric t-bar. Right now we are using a vape battery to heat up a circuit that is enclosed in a tip. The problem is the tip gets too hot ( around 130 degrees). I need a...

    $2331 (Avg Bid)
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    12 ofertas

    Many highly qualified Korean to English linguists are needed for a very large technical translation job. This job has mostly a mix of business, electrical, battery texts. This is for e-Discovery, about 1.4 million words. US-based translators only. Please email your rates and CV to [Removed by Freelancer.com Admin]

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    Modify PCB(NDA Required!) 1. Add a RF transreceiver to my PCB 2: Add additional layer/or utilize the second layer to reduce the length 3. Review the design and make suggestions. [fazer login para ver a URL] another PCB with a trans-receiver to control a stepper motor/driver motor with minimum size and two 3A battery

    $154 (Avg Bid)
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    8 ofertas

    We are a payment processor, and I want to create an animated wireframe of a diagram showing flow of transaction. The diagram attached should be split into 3 components. Left hand side first - where the card scheme operate (MC, Visa and UPI). This part is the first part of the diagram - the transaction flows from the card network to the our processing centre. So I would like to show 3 lines com...

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    18 ofertas

    I am in the telecoms business, in the field of network monitoring. What I need is to access extra functionality available on Samsung S10 devices, which is not available in a non-rooted device. Specifically, I'm interested in one of the following models: • Samsung Galaxy S10 (SM-G973F); this is my primary preference • or Samsung Galaxy S10e (SM-G970F) • or Samsung Galaxy S10 ...

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    Tournament Encerrado left

    We are organising one badminton tournament on December 28 & 29th. We are looking out for photographer who can capture photos and small video clips for 2 days. The photographer should carry his own DSLR camera with good battery backup.

    $150 (Avg Bid)
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    Draw a block diagram for break beam subsystem. There should be an introduction about the break beam sensor and a diagram that explains how it works and how it can be connected to Moteino board. Also, the way it should the break beam connect to the Moteino needs to be drawn from Fritzing diagram. please explain everything in details and provide all the information in the block diagram and circuit....

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    AC line control Encerrado left

    I'm looking for an Electronic Designer with proven expertise in power electronics, TRIACs, SCRs etc as well as LTspice simulation. Requirements are designing a simple low power circuit to switch polarity of AC source line onto a load upon required digital control signal(s) and on demand similar to output trace in attachment. Switching must happen in zero crossing point and faster than 0.25ms....

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    Trophy icon Create me a Circuit Breaker Graphic 14 dias left

    I'm looking for a 2D graphic of an electrical circuit breaker to add to my company's website, marketing pamphlet, and other documentation. Please review the attachments as guidance for the graphic I'm looking to have created. Colors should be a dark gray or black, but I'm open to see other options as well. The graphic should include as much detail as possible including the brea...

    $100 (Avg Bid)
    Garantido
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    28 inscrições

    create a wireframe of a diagram. we are a payment processor, and I want to create a wireframe of a diagram showing flow of transaction. The diagram attached should be split into 3 components. Left hand side first - where the card networks operate (MC, Visa and UPI). This part is the first part of the diagram - the transaction flows from the card network to the our processing centre. The Middle ...

    $22 (Avg Bid)
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    12 ofertas

    Tenants utility invoice re-charging software development I would like to develop an online software/application that can apportion utility charges (Electricity, gas, and water) and issue an invoice based on the apportionment of the primary meters to each tenants/sub-meter. There must be database to store the client details, sites and primary meters. Sites primary utility meters are linked to tena...

    $810 (Avg Bid)
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    40 ofertas
    Alarm always vibrate Encerrado left

    I have a finished Alarm Clock wear os code but need a code snippet which allows that the Alarm clock always vibrates even if the battery saver mode is active on the watch.

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    We make sensory equipment for special needs and disabled people. We need a low cost tilt switch to remotely control 6 colour bright LED, so wireless remote control to fit inside a foam cube and change colour of a 6 colour bright LED. We want both the battery powered tilt controller and the receiver unit which will be 220/240 mains adapted (not battery) and the LED 6 colour change brightest possibl...

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    It is necessary to automate the process of creating communication schemes, currently implemented as follows: 1) An excel file is generated with the data of the object (address, version by, number of users, etc.) 2) Using Visio, I create a diagram, link the figures of the diagram with an excel file. 3) With some periodicity, the excel file is updated, often the number of objects changes, that is, y...

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    build a working 4-nibble RAM. Your RAM must have the following elements: 4 nibbles, addressing circuits, the address register, the data register, the mode register (bit), a u-bus, and a clock. Your RAM must be able to read and write nibbles. You will run your circuit manually by setting the address, mode and data registers, then you will start the clock. The desired action will take place. For exa...

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    5 ofertas

    Hello, I’m looking for someone who can help me with designing and providing documentation for a project I’m working on. I’m looking to make something similar to what kids’ light up toothbrushes do. If you think you can provide the design and documentation to accomplish this which I could hand over to a manufacturer to be mass produced, I’d love to talk! These are ...

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    General idea: We are placing various batteries into feeding tray which may be from various model, manufacturers etc. Than we check model, series, parameteres and label it with QR code. Operator than pick up it manually and place in right place. Test station would process batteries items through 3 steps: 1. Scanning code of item, than decode (our own PC app) 2. Labeling item 3. Measuring with ele...

    $476 (Avg Bid)
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    20 ofertas
    Build a IoT project Encerrado left

    Need to build a circuit that can control power (on/off ) based on a sensor input

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    26 ofertas

    Develop, Test and Measure a Circuit for Strain Gauges in Quarter Bridge configuration. Two Strain Gauges should be connected into the board, at a distance not greater than 1 m through a STP cable, completing each two bridges at the PCB, passed through two instrumentation amplifiers, and converted with a single ADC.

    $30 - $250
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    22 ofertas

    I need an electronic engineering expert experienced on PWM control. Measure the width of the input and transmit the value of width to the computer and display the value on the computer.

    $155 (Avg Bid)
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    27 ofertas

    General idea: We are placing various batteries into feeding tray which may be from various model, manufacturers etc. Than we check model, series, parameteres and label it with QR code. Operator than pick up it manually and place in right place. Test station would process batteries items through 3 steps: 1. Scanning code of item with OCR, than decode 2. Labeling item 3. Measuring voltage and rest...

    $1170 (Avg Bid)
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    13 ofertas
    PCB layout Encerrado left

    Design for a printed PCB circuit for a membrane keyboard I need someone who can draw a circuit for a membrane switch that connects with arduino. I need the following: 1. schematic for 10 x 10 matrix of contacts with a separated membrane, good enough for a proto type to be created 2. connect with a PCB (so 100 x 2 contacts) 3. create code in arduino to read the contacts and react 4. add other devic...

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    39 ofertas

    Use Matlab Simulink to model the proposed system including the PV panel, EV, battery and the hybrid inveter. When you start the modeling, you should consider how to design the control schemes for the charge controller as well as hybrid inverter in order to achieve the three main objective: [fazer login para ver a URL] the lifespan of battery, 2. Maximize the PV output and meet the charging needs ...

    $138 (Avg Bid)
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    13 ofertas

    Use Matlab Simulink to model the proposed system including the PV panel, EV, battery and the hybrid inveter. When you start the modeling, you should consider how to design the control schemes for the charge controller as well as hybrid inverter in order to achieve the three main objective: [fazer login para ver a URL] the lifespan of battery, 2. Maximize the PV output and meet the charging needs ...

    $20 (Avg Bid)
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    2 ofertas

    Hello, My Stripe gateway need to be improved. As you know, from September 2019, all EU payments must go through SCA, i Have still old Stripe payment solution, where I user charging, instead of PaymentIntent. So, looking some1 who can migrate

    $42 (Avg Bid)
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    13 ofertas

    Use Matlab Simulink to model the proposed system including the PV panel, EV, battery and the hybrid inveter. When you start the modeling, you should consider how to design the control schemes for the charge controller as well as hybrid inverter in order to achieve the three main objective: [fazer login para ver a URL] the lifespan of battery, 2. Maximize the PV output and meet the charging needs...

    $190 (Avg Bid)
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    11 ofertas

    Need some assistance to determine the cause of an issue with timing adjustability in a sync rect MOSFET drive circuit.

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    12 ofertas

    A short while ago we had a new enclosure designed for a new product we are devleoping. However it has since been discovered that the walls of the plastic enclosure are too thick and this is increasing the cost of manufacture. We need 1) The wall thickness to be reduced to 1.5mm 2) There was a AA battery compartment which held clips for AA batterues. These are too tight and need to be expanded by...

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    6 ofertas
    Trophy icon i need a logo Encerrado left

    I need a logo for a new brand. we will be selling high tech charging braclets. the name of the company is FashionCharge Make it professional and sleek and be creative!

    $20 (Avg Bid)
    Garantido
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    86 inscrições

    We are a battery tech company creating a very large digital presentation for a pitch deck. We need someone to redesign battery icons and make them a bit more modern. We need the following: 1.) 12 Custom 3d Images of Battery Feature Icons 2.) 12 indented/imprinted gray icons of same features Must be MODERN AND CLEAN LOOKING 3d Color and 3d gray imprints (color code included) for each of our batte...

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    57 ofertas
    Comsol Multiphysics Encerrado left

    Simulate battery cell Battery module Battery pack

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    Our company is French and we build brands to sell products. We are actually selling Earphones and Smartwatches. But we used to test new electronics products such as Audio Sunglasses on different markets. We are looking for a Sourcing agent/Quality Control specialist to manage our product quality in China (Shenzhen) with our suppliers. Our actual suppliers are in Shenzhen. In order to improve our...

    $27 / hr (Avg Bid)
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    21 ofertas

    I want these problems of DSP to be solved for a meeting. 1.2 Tests to be carried out 1.2.1 Implementation of an adaptive filter Implement an adaptive filter as shown in Figure 1.1 using the update equation 1.18 as a Matlab function. Pass the following arguments to the function: input signal x(n), desired signal d(n), filter length L and the step size parameter (ALPHArel) as relative size to the ...

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    Need circuit design of fully automatic water level controller with over tank and sump action Dry run mode

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    planet charging Encerrado left

    I want a logo for a ecommerce website. The company name is "Planet Charging" and we sell custom cell phone chargers and cell phone charging station . I am looking for a logo similiar to whats attached

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    55 ofertas

    From a set of data; battery level, temperature, voltage from the solar panel, GPS location, variable 5, train a neural network to learn when you are being given false data. Satellite information can be used to know what the incidence of sunlight is in a given place. (The photo is a prototype of the equipment that acquires the data.)

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    I wanted to make a website The website design should be like [fazer login para ver a URL] Blog material [fazer login para ver a URL] I just want to clear few things. - I want a good design on website if you want more time take it but after that I want a good website coming out, I don't want a website created in a hurry and not working. - A IT should know how to make secure website by p...

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