12v battery charging circuit trabalhos

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    32,142 12v battery charging circuit trabalhos encontrados, preços em USD

    Preciso consolidar e aplicar melhorias a um protótipo de hardware eletrônico para leitura de sensores em uso remoto, que envia dados para internet. Componentes que utilizei: ESP32 com SIM800L integrado, conversor RS485 (MAX485), stepdown dc-dc, miscelâneas. Programei pela IDE ARDUINO. Integrei com supervisório remoto em nuvem que recebe os dados via post HTTP. Montei em ...

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    Programação em arduino para que um robo com duas rodas com encoderes 580pps em cada volta e um rodizio dianteiro de apoio, ande perfeitamente em linha reta em uma distancia de pelo menos 4mts. Diametro da roda 65mm. Arduino Mega. Motores DC 12V. Drive L298N Deveria também ser capaz de após andar reto, fazer uma volta de 180º com uma roda. Então retornar em l...

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    O objetivo principal é apresentar quais sistemas de armazenamento de energia elétrica com base em baterias Battery Based Energy Storage Systems (BESS). buscando o estado Arte como forma de comparar o que se tem disponível no mercando nacional e internacional. Colher informações sobre de que forma as alternativas de acumulares energia em blocos, com uso de bateria...

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    olá, o projeto de arduino é criar um sensor que detecte que o suporte da caixa das Twinbin foi aberto, enviando para o email as informações relativamente a caixa, como por exemplo a quantidade a repor e a sua localização, a essa informação só era transmitida após 2 minutos depois de aberto o circuito. Além da programa&cce...

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    O freelancer tem que ter conhecimento de mecatrônica para Desenvolver esse projeto, pois devera desenvolver: 1 - Sistema de esteira motorizado, utilizando motor 12V; 2 - Projetar a esteira (e entregar o projeto do molde para injeção)

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    Development in PhoneGap We have a delivery control application we need to improve to make it work offline and also improve the issue of displacement control (GPS) such as speed control and other improvements We need the following points: 1) Make the application work offline 2) Improve GPS shift control (speed, vehicle position with better accuracy) 3) Each driver receives several deliveries du...

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    Desenhar 5 jogos de escovas automotivas em 3D, com a mesma textura das peças já existentes em nosso catálogo. Seguem (em “.pdf”) os 5 desenhos os quais necessito as imagens em 3D. Notar que a formação das peças são da seguinte forma: • BX-011-12V...........composto por 2 peças iguais • EVX-1-12V.....

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    o projeto é para fins estudantis. Quero um programa que controle quatro motores de passo, os 4 motores tem que levantar juntos 20kg no total. Os motores tem que gira 360° para frente e para trás. Eles serão controlados por controle remoto a rádio. Gostaria de saber qual os componentes que ira usar no projeto, qual a voltagem da fonte para usa-lo, e uma bateria q...

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    Aluguel - 2 rodas equilíbrio inteligente Scooter elétrico Hoverboard Skate motorizado de pé Skate Ho Alta qualidade duplas duas rodas auto balanceamento mini-scooter elétrico inteligente sistemas de balanceamento duplo mantê-lo em equilíbrio protecção de segurança: inclinando proteção, proteção de limite...

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    Possuo um laptop "Razer Blade" e preciso de uma bateria para substituir a original que foi danificada (a bateria não tem como ser reparada, precisa realmente ser trocada). Segue as especificações: NOTEBOOK - Razer Blade @ 2013 -Model No.: RZ09-0102 -Rated 19V === 7.9A -Product No.: 01021101 BATERIA - Li-ion Battery Voltage: DC 11.1V Capacity 6400mAh watt-ho...

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    Projetar um produto Encerrado left

    Carregador para Celular/tablet com comunicação Bluetooth Dispositivo carregador fixo ent 110~220V Saida 5VDC para dispositivos portateis com corrente controlada 1 a 2.5A com comunicação atraves de BT com o dispositivo. Dispositivo carregador Movel Bateria interna Saida 5VDC para dispositivos portateis com corrente controlada 1 a 2.5A com comunicação ...

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    Crie um Website -- 2 Encerrado left

    The application overview (web and mobile - iOS and Android) The main idea of this platform is to permit people to offer their services through it, and consumers to ask for products or selecting one of the products available on a given day. 1. Home Screen View brief input display while charging the system. Options: 1.1 Screen for new user registration, either supplier or consumer. 1....

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    Preciso de um circuito, o qual será usado em computador. Eis suas configurações:  - Conectar 10 Leds e 1 Led strip a um mesmo sistema.  -- 8 Leds Brancos (1watt)  --2 Leds Vermelhos (1watt)  -- 1 Barra de Led Strip O circuito será temporizado, no seguinte ciclo:  -- A cada 20-30s acederá os dois leds vermelhos, e ficaram acesos p...

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    Hello, My site is [fazer login para ver a URL] I have a news site in joomla 3.2 platform, and whenever we have more than 200 hits at the same time, the MySQL server is unavailable. I have a VPS plan at BlueHost enhanced with the following configuration: 4 Core CPU 8 GB RAM CentOS 6 When the site is running, the charging time is too high. The home page takes 20 seconds to load. ...

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    Eu tenho trabalho contínuo relacionado ao nosso projeto anterior 2 circuits: shunt resistor and rechargeable battery to Arduino microcontroller'

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    Eu tenho trabalho contínuo relacionado ao nosso projeto anterior 2 circuits: shunt resistor and rechargeable battery to Arduino microcontroller'

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    Here you need to build and networking system between fire sensors if any fire sensor doesn’t work or gets battery low then it should trigger sms alert to owner. i need it qucik

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    build me a basic iot project 6 dias left
    VERIFICADO

    Here you need to build and networking system between fire sensors if any fire sensor doesn’t work or gets battery low then it should trigger sms alert to owner. i need it qucik

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    Hi Ilva, how much are you charging per 1000 words written in English? No need to accept the project before we agree on everything.

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    Mini sound effects player 6 dias left
    VERIFICADO

    I am looking to have a small ~4cm x 4cm mp3 player built with built in speaker and USB charging. It could take an SD card and only need one button to play the next and stop.

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    I need a Professional Gaming Website. I need it to stick out more than the others and be able to monetize it at anytime. I can use free website builders like [fazer login para ver a URL] or [fazer login para ver a URL], but I need something more than that. [fazer login para ver a URL] was my only link to be able to build a nice affordable website that allowed me to add music, make applications an...

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    Hello! We need circuit optimization (pcb) for a product. Small design changes of a 3d product are also possible. The main job is to optimize the hardware to achieve the lowest assembly time.

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    Hi Gabriela, how much are you charging per 1000 words written in English? No need to accept the project before we agree on everything.

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    We have a number of pages across our 12 websites that have very little content, weak content or content very similar to other product pages. We need to have detailed product descriptions (300 words minimum) written for each of these products. This content must be unique and should be written in a professional manner. The goal to be achieved is to improve our ranking within the search engines and p...

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    solar project 6 dias left

    to study a rooftop and develop and solar energy performance and electrical design. Grid connected industrial rooftop study analysis (>3000 M2) and hybrid solution solution with energy lithium battery storage back up study analysis. Report must be in FRENCH!

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    Hi Michael. I am looking for a UK based electronics engineer who can transfer a working prototype I have built using a PICAXE 18M High Power Board and a small DIY breakout board. I need someone who can take the project board and our circuit and create one PCB which we can have manufactured in small numbers. I have working code and the project/product is very simple but is built using PICAXE. I am ...

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    IF YOU ARE NOT AN EXPERT IN THIS FIELD DO NOT RESPOND. I am looking for a person highly experienced in large commercial battery back up systems (solar, Hydro, Wind). Our company produces energy, and we need to calculate the rate of charging, and quantity of batteries required for projects. We need to store energy for 4 hour increments. Please respond with a specific example that you have worke...

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    I am currently working with an engineer to create a smart glasses device that will have camera, bluetooth, speakers, answer phone and text etc. Im looking for someone who deeply understands how to build softwares (preferably a software architect) to make very sophisticated yet simple user interfaces. The hardware has to match seamlessly with the software, its essential to make a top-tier program w...

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    PIC24FJ256GA705 6 dias left

    1. System overview Use the smallest system of PIC24FJ256GA705 single-chip microcomputer, as shown in the circuit diagram below. All peripheral modules on the MCU except ADC are closed. ADC samples 2 points every 4ms, each sampling point is 12bit, no processing is needed after sampling. The MCU sleeps during the non-AD sampling period. 2. Please answer the following 7 questions. 1. Set RA0 as t...

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    Required: Circuit Scheme at Proteus or LTSpice, Keil Project file with CubeMx or MPLABX project file with libraries Project Details: Basicly Master card Continuously Read 6 seperate ADC signal source and send their ADC information via Uart to Slave cards. Addressable Slave Cards continuously receive analog information from the UART and Matched address Slave Cards convert them to 6 channel DAC. ...

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    28075_Matlab Developer needed 5 dias left
    VERIFICADO

    Charging of electric vehicles and range optimisation

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    We are building gas sensors for multiple gases in association with University of Cambridge and IIT Bombay, and require an experienced electronics engineer with experience in building signal conditioning circuits for sensors. The candidate should have good experience and understanding of analogue circuits. The candidate should be capable of designing electronic circuits, identifying components, d...

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    Local
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    led logic switching + led 5 dias left
    VERIFICADO

    i need an 8-16v dc input led driver (led is 12v and common cathode). a total of 6 led drivers. red has a DIM and Bright driver. Green and blue also have 2. i want individual dim and bright for each led so to have more control over the initial brightness settings. it doesnt have to be pwm. it can be using the irfz44n for voltage chopping. all parts are to be SMD this outputs via a relay control (...

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    Racing art work 5 dias left
    VERIFICADO

    I need printable artwork for my battery.

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    I need a circuit that is able to take pH sensor information and adjust the pH accordingly to a set point

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    Environment: Raspberry Pi4 Data : Available live on InfluxDB The aim of this project is to implement a Kalman filter to better predict the State Of Charge of a battery bank. The measurements are done live using sensors which store the data in InfluxDB on the Rasberry. The system at present is measuring current, voltage and temperature of the battery. Ah in/out of the battery is calculated...

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    Stepper motor NEMA17 driven by driver TB6600 (12V source) should rotate endlessly at a certain speed. The speed should be determined / controlled by a combination of a Rotary Encoder and a MAX7219 (8x8 LED matrix, driver included) > Each rotation click of the rotary encoder lights an LED on the matrix, one by one, in order, until the matrix is full. Depending on the direction of rotation, you c...

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    i need a peltier circuit setup to be powered by a laptop battery or some other premade battery system. i will need a lightweight docking station for the laptop battery, a switch to turn it all on or off and a peltier circuit that can be powered for 4+ hours by a battery.

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    Circuit board 4 dias left

    I need an Arduino base system to read a CAN BUS data and base on the it should either close or open a relay. I have a device that communicate through CAN bus protocol. The protocol sends readings ( voltage, current, power etc), device state, error message etc. But all I want to read using Arduino is the SOC ( state of charge) value of the battery and use that to either open or close a relay.

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    Hi Ornela, how much are you charging per 1000 words written in English? No need to accept the project before we agree on everything.

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    1 ofertas

    Designing and building of a application circuit with a specified microcontroller unit with all datasheet and info provided.

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    MPPT Designer from China 4 dias left
    VERIFICADO

    we need MPPT Circuit Designer from China Based Freelancer. Good Quality MPPT with High Tracking Efficiency. RS485 Enabled. Only Experienced Freelancer contact. Also Experts on Lithium Battery Technology.

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    We need to build multiple hydraulic power systems which need to be battery powered. We require someone to assist with designing the battery system with built-in charging system. We will require simple drawing of the electrical system and also details of the components and available suppliers of components.

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    The objectives of the project are: Swarm Intelligence Models in Simulated Environment For Autonomous Drone and Quadruped Robot Wildfire Suppression to be launched as a game to test autonomous wildfire supression technology: The software will simulate the dispersion of fire using an algorithm. Also calculate the wind effect. This simulation will have drones and quadruped robots. Image processing ...

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    Secreto ADC
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    Hello there, I have a three-year old electric bike that I absolutely love. It gives me the independence to go wherever I want with little to no cost, and without worrying about traffic or public transportation. The battery has aged, naturally, and holds less charge than it used to. But I still love it as a primary mode of transportation. So I am looking for someone who can design, if possible, a ...

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    Hi. I need a Pi HAT that had three microphones and ADC circuit on it. Please let me know if you can do it. Thanks

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    Arduino POV display 2 dias left
    VERIFICADO

    Arduino POV display looking for someone to do what we need is, recorded video with a clear voice covering the following topics 1- circuit schematic design - screen record 2- circuit assembly - practical video 3- coding from scratch - screen record 4- testing the project - practical video all videos must be with clear voice in english

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    we have designed a circuit now we need a design for its casing.I am attaching .step file for details of pcb. Please we can chat for more details

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