37v lithium ion battery charger circuit trabalhos

Criar Tabela "Rotas", na aba "Rota", da Pasta "Circuit"; Condições: Ir a Aba Base, coluna A. Ignorar as 8 primeiras linha. Da linha 9 a linha 17, preencheer a Tabela "Rotas", com os dados de cada linha para cada coluna da tabela. Após repetir o ciclo de 9 linhas para as colunas da Tabela. Ou Seja: Linha 9 = Coluna Notas Linha 10 = Coluna Horário Linha 11 = Coluna Status Linha 12 = Coluna Data Linha 13 = Coluna Cliente Linha 14 = Coluna Morada Linha 15 = Coluna Codigo Linha 16 = Coluna Quantidade Linha 17 = Coluna Litragem E assim organizar as próxima linhas seguindo a Logica acima.

English: I am seeking an electronics expert to develop a custom Printed Circuit Board (PCB) for a DC-DC Step-Up Boost converter with the following specifications: Input Voltage: 20 to 30V Output Voltage: Adjustable from 35 to 52V Current: Support up to 8A Specific Requirements: Maximum Voltage Adjustment: The board must include a method for adjusting the maximum output voltage limit. Current Limit Adjustment: Implementation of a system for adjusting the current limit through a 0 to 3.3V input signal, where 3.3V corresponds to the maximum limit of 8A. Shunt Resistor and OPAMP: Incorporation of a shunt resistor with OPAMP, including potentiometers for fine calibration. On/Off Function: The board should allow the option to switch between input voltage (off) and amplified output volta...

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 baterias, auxiliam na otimização das instalações de geração, transmissão e distribuição. Propondo melhoria no modelo de especificação para sistemas híbridos de geração de energias renováveis. Desenho do Trabalho. 1 - Introdução 2 - Delimitação do Tema 3 - Metodologi...

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 trans...programação gostaria saber o material necessário para uma instalação de 60 caixas? Com os melhores cumprimentos, Dário Nunes hello, the arduino project is to create a sensor that detects that the Twinbin box holder has been opened, sending information about the box to the email, such as the quantity to replace and its location, this information was only transmitted after 2 minutes after opening the circuit. In addition to progra...

-- Código para salvar <ion-select> e <ion-option> para o banco de dados. -- Script da dólar em tempo real -- Chat com áudio

...and that the driver chooses when to start / end the event 5) Workday Control. The Driver would be limited within the working hours, not being able to deliver anything after the end of the working day 6) Control of distance traveled and time to each task 7) Option to re-schedule delivery (within the task, have a button to re-schedule the delivery to the customer) 8) Make the app work even though battery saving mode is on 9) Panic button - to use in case of emergency Example of project: IBOX Espanol Tenemos una aplicación de control de entrega. Necesitamos mejorar para que funcione sin conexión. y también mejorar la cuestión del control de desplazamiento (GPS) tales como el control de velocidad y otras mejoras Necesitamos los siguientes puntos: 1) H...

Preciso de uma logo/desenho/charger

Preciso com urgente alguem para atualizar php e o ioncube via plesk no servidor.

...der um custo baixo se possível e eficiência. the project is for student purposes. I want a program that control four stepper motors, 4 engines have to get together 20kg in total. The motors have to rotate 360 ° forward and backward. They will be controlled by remote control radio. I would like to know which components to use anger in the project, which the voltage source to use it, and a battery that lasts a long time. The project has to give a low cost if possible and efficiency....

A LittlebigWEB, situada em Viana do Castelo procura programadores de Freemarker/HTML/CSS/JAVASCRIPT para um projeto de CMS Lithium, e para um período de 2 a 3 meses, com disponibilidade já a partir de 05/06/2016. Caso se adequem ao perfil e estejam interessados, por favor contactem o mais rapidamente possível.

...inclinando proteção, proteção de limite de velocidade, baixa proteção da bateria Um produto verde revolucionário para o transporte pessoal, que pode ser facilmente transportado em ônibus ou metrô especificações: Max Speed: 15kmh Distância ao redor 13-20km (depende do peso do piloto, as condições das estradas, etc.) Max inclinação em torno de 15 ° -30 ° (depende do peso do ciclista) Battery 36V 4.4AH * (158WH) LG bateria de lítio da marca mais alta 500W de potência Usando temperatura de 10 graus centígrados -40 graus centígrados (recomendando a 10 graus centígrados -30 graus centígrados) de carga m&aac...

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-hour rating: 71.04Wh Operating Temperature: 0ºC-45ºC A bateria tem que ser a padrão do notebook pois ela é interna e não externa. Segue em anexo fotos para mais detalhes. O QUE EU QUERO PARA O SERVIÇO: que encontrem onde a bateria poderá ser comprada, independente de ser em loja no Brasil ou exterior (website), mas que entregue em BRAS&...

...comunicação atraves de BT com o dispositivo Token para conexão entre carregador e device. UC-KEY na foto --------------------------------------------------------------------------------------------- Charger for mobile / tablet with Bluetooth communication Fixed device charger then 110 ~ 220V Output 5VDC for portable devices with controlled current 1 to 2.5A with through BT communication with the device. Mobile device Internal battery charger 5VDC Output for portable devices with controlled current 1 to 2.5A with through BT communication with the device Token connection between charger and device. UC-KEY in the picture_...

...br/pt/product/buscape/ O shopping puxará todos os produtos do Buscapé e sua estrutura utilizando seu XML. DETALHES PARA O DESENVOLVIMENTO: 1- A hierarquia de URLs do Shopping deve seguir a mesma do Buscapé.  Ex:   Relação das URLs do Buscapé para análise: (Observar que a estrutura de breadcrumbs aparece nos resultados de busca). : 2- Dentro das páginas devem conter os grupos de comparação de preços, bem como as opções de filtragem dos menus laterais e classificação de avaliação dos produtos. Quando filtrado o produto, a URL tem que ser atualizada. 3- A página de comparação de preços deve conter o máximo de funcionalidades ...

...br/pt/product/buscape/ O shopping puxará todos os produtos do Buscapé e sua estrutura utilizando seu XML. DETALHES PARA O DESENVOLVIMENTO: 1- A hierarquia de URLs do Shopping deve seguir a mesma do Buscapé. Ex: Relação das URLs do Buscapé para análise: (Observar que a estrutura de breadcrumbs aparece nos resultados de busca). : 2- Dentro das páginas devem conter os grupos de comparação de preços, bem como as opções de filtragem dos menus laterais e classificação de avaliação dos produtos. Quando filtrado o produto, a URL tem que ser atualizada. 3- A página de comparação de preços deve conter o máximo de funcionalidades...

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

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

I'm seeking a skilled engineer to develop a data logger device for electric vehicle powertrain. The device should be capable of capturing data from a smart Battery Management System (BMS) and the motor controller. Key Requirements: - The device can be based on either ESP or Arduino platforms. - It should communicate data through both cable and Bluetooth. - A web interface should be used to display key parameters such as voltage, current, and others, along with alerts and notifications. - The communication protocol should be CAN based - Windows Based Software which can be installed on any PC - Data logging can be done in two ways :Automatic (after every 10Sec) or at the press of a button - Data can be saved in excel format - These readings can. be saved by the name of the St...

I need an expert to design and program an integrated circuit (IC) for a consumer electronic device, specifically focused on power management. Ideal candidates for this project should have: - Expertise in IC design and programming - Experience working with consumer electronics - Proven track record in power management IC design

I'm engaged in Research and Development and need a professional to help me measure the internal resistance of Li-ion battery cells. Your expertise in this area will help me understand the performance characteristics of these batteries, which is critical for my project. The ideal freelancer for this job should have: - Previous experience with Li-ion battery analysis - Knowledge of internal resistance measurement techniques - Ability to deliver high-quality, precise measurements I need summary of the existing research and future topics and new ideas in this.

¡Hola! En Ariza Racing Circuit, somos más que un circuito de karting. Somos un espacio donde la pasión por la velocidad, la emoción y la adrenalina se combinan con experiencias inolvidables para nuestros clientes. Nuestro objetivo es llevar nuestra presencia digital al siguiente nivel y estamos buscando a un Estratega de Marketing, Ventas y Gestión Digital que quiera crecer con nosotros y formar parte de nuestro equipo a largo plazo. Este puesto NO es solo para alguien que publique en redes sociales, sino para una persona que diseñe estrategias digitales y comerciales para mejorar ventas, optimizar procesos y aumentar la conversión. Buscamos a alguien apasionado, comprometido y creativo, que pueda tomar la iniciativa y trabajar de ma...

We are developing an AI-powered in-vehicle device that requires expertise in hardware development, computer vision, and embedded systems. The ideal candidate will have experience in: ✅ Hardware: Camera modules, display panels, circuit board design, power management ✅ Software: AI image recognition, real-time processing, embedded systems programming ✅ Integration: Combining hardware & software for seamless real-time performance Project Scope: -Assist in developing a working prototype -Recommend and source appropriate hardware components -Build AI-driven software for real-time data processing -Ensure smooth integration of hardware and software -Optimize for low latency, high accuracy, and real-time performance Preferred Skills: -Experience with computer vision (OpenCV, Tenso...

...network: 45 to 55 volts - Efficiency > 90 % - Lighter than 3 kg - Smaller than 300 x 300 x 150 mm c) General minimum requirements - Designed for 300 days of use per year and 12 hours of use per day. - Communication and discussion with the client as to why something is not smaller, lighter, better - Telephone contact and exchange - A visit to the Hamburg/Lübeck/Kiel region in northern Germany - Circuit diagram - Parts list and component order list - All the files in common formats for production - Estimated price - Functional prototype without housing (we can manufacture housing) - Drawing or sketch for housing - You need a business address - We conclude a contract 2. Desired requirements a) Desired requirements for voltage converters 1 - As portable as a crate of beer (20...

...ensuring a compliant final product. Need someone experienced in prototyping and designing, spl related to medical device.. Need to build a reproduce-able mvp in med tech category, we have initial unrefined version. Need to sign nda before sharing any in depth details. Key Features: - Low Power Consumption: The device will be used in various settings and the PCB should be designed to optimize battery life. - Wireless Connectivity: The PCB needs to facilitate reliable wireless connections for data transmission. - High Processing Power: The device will require substantial processing capabilities to monitor and respond to vital signs in real time. Ideal Skills: - Extensive experience in IoT hardware design - Prototyping and testing expertise - Familiarity with current IoT hardw...

I'm in need of a modern logo for a workshop. The logo should incorporate themes of circuit hardware and cybersecurity, reflecting the focus of the workshop. The workshop name is: PHISIC – a Hardware Security workshop

I'm in need of a modern logo for my workshop. The logo should incorporate themes of circuit hardware and cybersecurity, reflecting the focus of the workshop. The workshop name is: PHISIC – a Hardware Security workshop

I need an expert in circuit design and programming for the ESP32. The project involves creating a circuit with more than 8 channels capable of outputting both DC and AC power. Key parameters - Layers - 2 layers PCB - dimension - less than 100mm x 100mm Key design deliverable - Schematic Design - Component selection to support schematic (Parts must be available in JLCPCB Stock-onhand) - PCB design - Component placements - gerber File - Simulation (This is a must and non-negotiable) Key Requirements: Input Below are the only two type of input this board will receive. If both are connected AC will take the priority. - Single AC input (210-230V) screw in - or DC 24-48V Screw in / Dupont Connector (female) / USB connector Output Board should power E...

I am seeking an Electrical Engineer to approve and stamp a simple design for a battery/inverter feed into a critical loads electrical sub panel. This design is similar to those commonly used with generators. I have a schematic drawing available for reference. It is a residential application. Schematic attached. Note - error on dwg, the 60 amp breaker at upper left should be connected with 6ga wire, not the 10 ga as shown. Key requirements: - The primary purpose of this design is to provide backup power. - The engineer's approval must ensure compliance with utility company standards. Ideal candidates for this project should have: - A valid Electrical Engineer's stamp. Must be currently valid for South Carolina. - Prior experience with designs aimed at providing backu...

I'm in need of a medium-sized (4 to 6 square inches) circuit board for prototyping purposes. The board will need to accommodate mixed signal components, so experience with these types of components is crucial. Your expertise in consumer electronics and industrial applications will be a plus, as I aim to create a versatile board that can cater to both fields. The ideal candidate will have a solid background in circuit board design and prototyping, with a keen understanding of both analog and digital components.

...ready-made NB-IoT button designed to send data to an IoT platform (Thingsboard). The device will primarily be used by elderly individuals, so reliability and simplicity are essential. Here are the key requirements: • Technology: NB-IoT for data transmission • Battery life: 5-10 years under low power consumption • Design: Pre-assembled, user-friendly button • Use case: Minimal interaction, designed for emergencies or status reporting • Environment: Indoor/outdoor capability would be a bonus Please provide details on available products, battery specifications, and pricing, including minimum order quantities. Any customization options and estimated lead time would also be appreciated. Everything should be produced at a very, very low cost. Thank yo...

I need a 3D-printed enclosure ...creative, considering the wiring layout while ensuring that all three components (IMU sensor, Huzzah32, and battery) remain securely fixed inside. Precision is crucial, as I have specific dimensions for the enclosure. Include ventilation holes for heat dissipation. Ensure efficient space management to accommodate a 3.7V battery. Here is the text extracted from the image: Name Dimensions Adafruit HUZZAH32 – ESP32 Feather Board 51.0mm x 22.7mm x 7.3mm / 2.0" x 0.9" x 0.3" Adafruit TDK InvenSense ICM-20948 25.7mm x 17.7mm x 4.6mm / 1.0" x 0.7" x 0.2" 2000mAh 3.7V LiPo Battery ...

I'm in need of an experienced electronics designer who can take a simple diagram/circuit consisting of 10 components (mainly resistors and capacitors) and translate it into a schematic suitable for placement on a breadboard. Key Requirements: - Ability to interpret a circuit diagram accurately - Proficiency in creating clear, easy-to-follow schematics - Experience with breadboard design The schematic doesn't need to be hand-drawn or software-generated, but it should be clear enough for practical use. There's no need for annotations or notes on the schematic. Your final product should enable me to successfully set up the circuit on a breadboard.

We are seeking an expert to develop...trigger vibrations in one or more motors via Bluetooth interface corresponding to the sensors which are measuring pressure below threshold values & stop vibration when pressure comes within threshold value - Programming in C/C++ & deployment of same in ESP32 microprocessor for continuous monitoring of input pressure & triggering or stopping vibration immediately - Optimize the design for long battery life to ensure continuous usage without frequent charging. Ideal Skills and Experience: - Proficiency in working with ESP32 or similar microprocessor - Extensive experience in C/C++ programming - Knowledge and experience with Piezoelectric sensors - Previous work on similar projects would be a plus The system should be designed to be...

...crashes or unexp ected behaviors. Resolve UI/UX inconsistencies across different devices and screen sizes. Fix issues related to navigation, responsiveness, and animations. Debug and correct any incorrect calculations or logic errors in the app. Performance Optimization: Improve app load time and responsiveness. Optimize API calls to reduce lag and ensure smooth data fetching. Enhance the app’s battery and memory efficiency. Feature Enhancements: Improve the existing UI to make it more intuitive and user-friendly. Ensure smooth transitions and animations where applicable. Implement any necessary backend adjustments to improve app functionality. Add any minor features that enhance the user experience. Testing & Deployment: Conduct thorough testing on both Android and ...

I need an experienced professional to design and program an integrated circuit (IC) for a consumer electronic device. The primary function of this IC will be power management. Ideal candidates for this project should have: - Expertise in IC design and programming - Experience working with consumer electronics - Proven track record in power management IC design Please note, specific power requirements have not been defined yet. Therefore, flexibility and adaptability will be key in this role.

...seeking an expert in numerical simulation and circuit design for Tunneling Field-Effect Transistors (TFETs). Key Requirements: - Develop a comprehensive compact model for TFET capacitance that includes parasitic, inversion, and gate-drain capacitances (Cgd). - This model should be calibrated with Computer-Aided Design (CAD) data to enhance its accuracy. - Investigate the influence of drain design and gate length on gate–drain capacitance (Cgd). - Propose and explore strategies to minimize switching delays in TFET-based circuits. Ideal Skills: - Profound knowledge and experience in TFETs vs MOSFETs gate capacitance partitioning. - Proficiency in model development and numerical simulations. - Familiarity with CAD data and its application in circuit design. - Innovat...

Collecting information about electric vehicles [1. Background] This technology is related to electric vehicles. The aim of this technology is to make it possible to use large amounts of power when necessary while taking into account battery degradation. As a result, the battery can be used more appropriately. [2. Technologies to look for] This technology increases the maximum discharge power of a mobile battery when a specific event occurs compared to when the event does not occur. [3. Reference information] A specific event is, for example, a disaster. <<NOTICE>> The target car brands in this search are limited to US, European, Chinese, and South Korean brands. <Requirements for Payment> ★Clearly indicate the URL of the website or YouTube site a...

I'm looking for a dedicated professional to conduct comprehensive research for my company, Ion Systems Ltd. The primary focus of this role will be conducting feasibility studies and market analysis to inform our product development strategy. The ideal candidate for this project should have: - Strong research skills - Experience in technology feasibility assessments - Proficiency in market analysis - Ability to present findings in a clear and concise manner If you've previously worked in a tech-centric environment and have a knack for identifying market trends and technology capabilities, you would be a great fit for this project.

I'm seeking a skilled professional to assist with integrating a micro needle patch with PCBs and biosensors. This project primarily focuses on medical diagnostics. Key Requirements: - Expertise in PCB design and integration - Experience working with biosensors - Proficient in developing systems for data transmission to cloud storage The objective is to create a system where the data colle...data transmission. The system should ensure high accuracy for the biosensor readings. The system should use Bluetooth for data transmission. The primary use case for the diagnostic system is glucose monitoring. The micro needle patch should be small and discreet. Regular updates and close collaboration are expected throughout the project. The micro needle patch will be powered by a rechargeable ...

Por favor, Cadastre-se ou Faça Login para ver os detalhes.

...Wi-Fi is crucial. - Off-grid Capability: This inverter must be able to support off-grid living, ensuring power availability even when the grid goes down. - Battery Storage Compatibility: The inverter should be compatible with battery storage systems, allowing for energy to be stored for later use. Ideal skills and experience for the job include: - Extensive knowledge and experience with hybrid inverters, particularly for residential solar power systems. - Familiarity with Wi-Fi monitoring systems and their integration with hybrid inverters. - Proven experience in creating or working with off-grid capable systems. - Background in battery storage compatibility with hybrid inverters. Your expertise in these areas will be vital to the success of this project. Looking...

I'm seeking a skilled professional with extensive experience in designing mechanical components and circuit boards using Autocad. The primary focus will be on creating hardware for consumer electronics. Ideal Skills: - Expertise in Autocad for designing mechanical components - Proficient in designing circuit boards - Experience in creating hardware for consumer electronics - Knowledge of consumer electronics trends and requirements - Strong understanding of mechanical components

I'm Kunal from Nepal,...Proficient in Android development - Experienced in creating utility/tool apps - Ability to provide guidance and insights on project progression - Ability to optimize app performance for better speed and efficiency Your expertise can significantly influence the success of this project. Looking forward to your proposals. The project should be completed within 2-3 months. The app should include battery optimization tools. The app should include a file manager feature. The app should have a dark theme design. The app should adopt a minimalistic design for a clean user interface. The app should be designed to cater to general users. The app should incorporate strong privacy features. The app should include app lock functionality. The app should support mult...

I'm seeking an expert in circuit board design for a radio intended for industrial equipment. The circuit board should incorporate wireless connectivity and sensor integration. Key Requirements: - Design a circuit board tailored for industrial-grade radio - Incorporate wireless connectivity - Integrate sensors into the design Ideal Skills and Experience: - Proven experience in circuit board design, particularly for industrial applications - Strong background in wireless connectivity and sensor integration - Ability to deliver a robust and reliable design suitable for industrial use

...training covering basic to advanced levels. The trainer should have deep expertise in Keysight ADS software and be able to guide learners through RF/microwave circuit design, simulation, and analysis. Requirements: ✔️ Strong expertise in Keysight Advanced Design System (ADS) ✔️ Ability to train from beginner to advanced levels ✔️ Hands-on training with practical examples and real-world applications ✔️ Experience in RF/microwave circuit design, PCB layout, EM simulation, and system analysis ✔️ Strong communication and teaching skills Training Scope: ✅ Introduction to ADS & UI navigation ✅ Schematic design & simulation ✅ Linear & Nonlinear circuit simulation ✅ Harmonic balance & transient analysis ✅ EM simulation (Momentum & FEM techniques) ✅ RF ...

Response Management Page Note app to interact with admin real time) Create a page called Response Management with the following features: 1. Battery Level Indicator Display the battery percentage of devices. Highlight devices with low battery levels in red (e.g., below 10 20% 50). 2. Off/Duty Status Show the current status of each device: Red for "Off Duty." Green for "On Duty." 3. Movement Indicator Track and display the device's movement status: In Motion (active movement). Stopped (stationary). 4. User Feedback (UserFBK) Display whether the user has Accepted or Declined feedback requests. 5. Police Post Location Add a "Track" button to locate police posts on a map. 6. View Report Include a "View Report" button to access ...

I'm seeking a skilled programmer to write an Arduino code for a BQ25887 Charger 5 click USB charging IC board. The code should manage the initiation of charging for two Lion batteries, ensure cell balancing, and support 5V 3A charging from any standard adapter. I am using a MIKROE Balancer 5 click. () The following features are required: 1. *Charging Control Setup:* - Configure I2C communication with the BQ25887 IC and set parameters for automatic charging initiation. - Define maximum voltage (4.2V per cell) and current (1A per cell) limits. 2. *Temperature-Based Charging Adjustment:* - Monitor the temperature using the NTC pin and adjust the charge current accordingly. - Implement safe temperature thresholds to reduce or

...with experience in configuring Raspberry Pi as an IoT device. The specific task is to set up the device to connect to an RTL-SDR dongle, a Cellular modem to allow internet access through a sim card, and be battery powered. Key Responsibilities: - Configure the Raspberry Pi to function as an IoT device linking to an RTL-SDR system - Implement real-time frequency scanning capabilities Ideal Skills: - Experience with Raspberry Pi configuration - Familiarity with IoT systems - Knowledge of RTL-SDR systems - Skills in enabling real-time frequency scanning The device would need to have battery capacity of at least 5 days (hopefully 10 days), and turn on once a day to run a program to scan for a specific VHF signal using an SDR software and RTL-SDR dongle connected to the ant...

...including websites, books, academic papers, forums, and real-world applications. Areas of learning must include (but are not limited to): Hacking & Cybersecurity: Ethical hacking, penetration testing, security exploits, encryption, and counter-attacks. Programming & Development: Python, Perl, .NET, C, C++, C#, Java, PHP, JavaScript, and more. Electronics & Hardware Engineering: IoT, embedded systems, circuit design, and hardware hacking. Science & Technology: AI research, quantum computing, biotechnology, robotics, and space technology. History & Intelligence: Historical analysis, military strategies, geopolitics, and intelligence operations. Online Business & Finance: Passive income strategies, gambling algorithms, high-risk investments, cryptocurrency t...