12v battery charging circuit trabalhos

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    28,893 12v battery charging circuit trabalhos encontrados, preços em USD

    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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    5 ofertas

    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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    3 ofertas

    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...

    $8 - $23
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    0 ofertas

    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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    13 ofertas

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

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    1 ofertas

    I estimate you'll receive 180 US dollars/month for 20 hours/month. I'm sorry but you must neither live in Africa, Asia, Canada, the Russian Federation, USA, nor Western Europe. You neither need an Arduino nor an ESP32. ✻ THIS PROJECT IS STILL OPEN ✻ This project is still open as of 02:34 GMT on Thursday, 24 September 2020. ✻ AVOID SPENDING A BID ✻ To avoid spending a bid you may past...

    $10 / hr (Avg Bid)
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    17 ofertas

    The purpose of this laboratory is to investigate the use of BJTs as amplifier circuit elements. First, the three basic configurations (CE, CC and CB) are observed. Then, by proper combinations and permutations, 2- transistor amplifier configurations can be studied for improved gain-bandwidth performance. Finally, a specific configuration is required to be designed to meet or exceed a prescribed se...

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    We will need labels made for the top and Front of two different style Batteries . I have already prepped the idea of the Larger Battery. We would do the same on the smaller battery as well. I am looking for you to make it look more professional, add some style. Maybe Make the lightning Bolt Look nicer and the fonts better that list the selling points of the battery. Also, please add the Bluetooth...

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    I need an Alice 3.5 program here are the instructions: First project: Create a New Project in Alice where you will build a roadway for an automobile to drive on. You will want to zoom the camera out as to assist with laying out your roadway. The roadway needs to be a complete circuit. A simple oval or circle is fine. To create the road way, simply place other objects like trees, boulders, and arc...

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    Trophy icon Build 10W generator for hand crank 6 dias left

    Need to build a small size ( 30-50 mm dia ) generator to produce 10W from 100RPM with PCB board circuit design to charge mobiles

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    **GENERIC BIDS WILL NOT BE CONSIDERED** This is Part 1 in a large project, the successful Freelancer will be asked to join on multiple contracts if performance on Part 1 is to a good standard. This project is for the design of a MODULAR large pressure sensor matrix PCB and requires the freelancer to develop a working PCBA, test it and deliver to our office. The pressure matrix is arranged in a g...

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    I estimate you'll receive 180 US dollars/month for 20 hours/month. I'm sorry but you must neither live in Africa, Asia, Canada, the Russian Federation, USA, nor Western Europe. You neither need an Arduino nor an ESP32. ✻ THIS PROJECT IS STILL OPEN ✻ This project is still open as of 04:49 GMT on Wednesday, 23 September 2020. ✻ AVOID SPENDING A BID ✻ To avoid spending a bid you may pas...

    $10 / hr (Avg Bid)
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    45 ofertas

    Hi, I need a designer for Ferrite Core Inverter Pure Sine Wave. need someone who have experience in this field. I need a design for a complete unit like PCB schematics and programming files too. Will be much better if someone have done similar thing in past. Output Voltage will be adjustable from 220-250V Frequency is 50Hz with LCD display and input from DC battery source voltage 12V or 24V or 48...

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    ****PLEASE READ THE COMMENT BELOW**** You must develope project on our server through teamviewer for compliance. If you cannot please do not respond. Recording will be in progress. any bids over $1200.00 will not be accepted. I need A developer Wordpress Developer for WooCommerce (WCFM Marketplace) I would like the site to have a grubhub type feel / flow. i know you cant develope the real ...

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    circuit design 5 dias left
    VERIFICADO

    generate CAD circuit and CAD pcb

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    require change my bike light with two white Cree XPL LEDs and has amber LEDs facing 0 and 45° for daytime and side visibility. It has different patterns for different conditions, 3 minutes boost mode, sleep mode, and a battery monitor. It also has solid modes. A custom 3A LED driver and two 15mA LED drivers were included in this Instructable. It has a maximum luminous flux of 2300 lumens. It c...

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    We are experiencing poor performance with Zoom Meetings. We think that the implementation of bandwidth management on our firewall/router may resolve the problem and/or possible implementation of QoS. We have two internet connections (A 1 Gig down/35 meg up broadband circuit, and a 50/50 meg fiber circuit) connected to a Dell Sonicwall TZ400. Our LAN switches consist of two HP 2910AL-48G J9148A ...

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    Hello Friends, The idea behind the project is to provide the not so technically inclined customers with a user-friendly and hassle-free way of remotely managing (surveilling) all Android devices in widespread use today v(4.4 - 10+). The entire system is feature complete and highly secure, the entire communication is encrypted with a per-customer crypto-identity which not only serves to protect ...

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    Our project is about creating an easy to use device that can interface between the helicopter input for the headset and a VHF radios input for mic and output for earphone. So what needs to happen is as follows. 1. The device should be able to convert the output of the handheld VHF radio to the MIC input for the helicopter. (This needs to be adjustable for volume). 2. The device should be ab...

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    We require a UPS with an supply voltage of 230v AC, we need to use 2 x 12v 1.3Ah SLA batteries in series (24v DC) which need a trickle charge and auto cut off when fully charged, these will be connected to the UPS via battery leads. We require a DPDT non latching relay to be energized when the mains power is active, the two normally closed (relay unenergized) relay terminals will be connected to ...

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    A circuit of Dc - Dc Boost from 3V to 40Kv

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    Enclosure needed to assemble and disassemble with easily. Enclosure content the Fan and battery with PCB. We have number of snapshot and video for reference for CAD. Thanks

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    Hi, Looking for a PCB/Circuit Designer who is able to review, comment on and improve the design of an electronic product. The product works on PoE with a limitation not exceeding 60W power budget at maximum operation. 1- The review should be done using a computer software (Proteus or equivalent) showing the power flow under different scenarios. Stress testing should also be checked. 2- The comme...

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    Alice 3.5 game -- 2 4 dias left
    VERIFICADO

    I need an Alice 3.5 program here are the instructions: First project: Create a New Project in Alice where you will build a roadway for an automobile to drive on. You will want to zoom the camera out as to assist with laying out your roadway. The roadway needs to be a complete circuit. A simple oval or circle is fine. To create the road way, simply place other objects like trees, boulders, and arc...

    $140 (Avg Bid)
    $140 Média
    1 ofertas

    We need a logo designed. The business is in the automotive industry(oil changes, fluid checks, battery checks etc) We will include a sample of the logo type we like. Logo must include: a car and all these And some automotive vectors things from a vector pack. Company name: Super Lube Plus Slogan: Best Service In Town I will provide my phone number and city state to add to the logo as well.

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    The use of solid-state switches to create high voltage pulsed power is an important shift from traditional pulsed power technologies based on spark gaps. Marx bank is a topology in which capacitors are charged in parallel with a DC source and discharge serially through some solid-state switch. IGBT is a favourable choice for these Marx banks. Simultaneous triggering of three series stages and each...

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    I need someone who knows their way around WordPress development to perform various tweaks on various plugins for me. Test task Tweak this code to show the private message button on the Buddypress activity stream (where comment/favorite buttons appear) With Buddypress Nouveau – Budget $20 The code: - See attached file for the link First Task Description Transform a regular WordPress ...

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    MPPT Controller DC/DC Booster Solar Sizing Battery Sizing LED Sizing

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    We are a company which designs & customizes PS4 controllers to achieve more convenience for our customers and in addition certain gaming functions and options as well. We need to add programmable re-mapper circuits. The function of re-mapper circuit is to remap any of the four existing buttons on the PS4 controller to the customized back buttons of the PS4. Please find attached sample for your...

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    Hi I want develop the circuit in power world. Have to install the loads, develop with start com, batteries, and write the document 2 pages about the circuit such as how it’s developed values etc

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    Searching or develop sensor. Want to find a sensor or want to make an ultra sound based sensor that can detect an object under water. The target object is a mammal with a velocity of 1-6m / sec. The size of the object is at least 150cm x 30cm. A device or sensor that is low-power is suitable for battery use. The device is used at a depth of about 5m.

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    I need an Android app. I already have a design for it, I just need it to be built.

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    No Indians. No Pakistanis. You do *not* need to have a microcontroller (Arduino or ESP32). I estimate you will receive approximately 180 US dollars/month for working approximately 20 hours/month. ✻ PAYMENT METHOD ✻ I will pay you daily. This almost eliminates the risk that you will be unpaid. You will normally work 1 hour/day for 10 US dollars/hour. However, I presume Freelancer will pay you ...

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    Native US English Speakers Required for Recording 13 English Word. Apply only if you're Native US English Speaker. Must have Samsung flagship machine such as Samsung Galaxy S8/S9/Note10/S10/S20. We will provide an Audio Recorder App and following 13 English Word. All you need to do is read and record them using our app in a very quite and noise free place or room. Each speaker wil...

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