전기 공학 Jobs

I am in need of a laboratory report that delves into the theory and principles of Quadrature Modulation, Quadrature Phase Shift Keying (QPSK-4PSK). The report should cover the following: - An overview of Quadrature Modulation and Quadrature Phase Shift Keying - Explanation of 4-phase shift keying (QPSK-4PSK) - Mathematical expressions for the modulation and demodulation process - Block diagrams for the modulation and demodulation process - Explanation of the constellation diagram - Performance analysis of QPSK-4PSK - Any other relevant information Ideal skills and experience for this job include: - A strong background in digital signal processing and communication systems - Experience in designing and implementing modulation and demodulation schemes - Familiarity with MATLAB and simulat...

I’m looking to hire someone to help set up the net metering application and process and inspection to connect already off grid battery bank system to net metering

My electric canning machine isn’t working. It shouldn’t take more than an hour or two max to fix the problem

2. System Design: 2.1 Physical Design: 2.2 Draw a Functional Diagram:..... 2.3 Identify I/O Requirements:......... 2.4 Select Appropriate Microcontroller Models:. 2.5 Identify Necessary Interface Circuits:..... 2.6 Decide on a Programming Language: 2.7 Draw the Schematic:.... 2.8 System Flowchart:

I am looking for a freelancer who can help troubleshoot my ACS 850 drive from ABB. I am experiencing error messages on the display, specifically PU LOSS and FAULT 27. I have attempted some troubleshooting on my own, but the issue persists. Skills and Experience: - Experience with ABB ACS 850 drives - Ability to diagnose and troubleshoot error messages - Knowledge of motor control systems - Familiarity with corrective actions for PU LOSS and FAULT 27 issues - Strong communication skills to explain the troubleshooting process and solutions to me.

I am looking for a professional engineer to design a smart irrigation system that contains the following set of points: 1- Remote control of irrigation valves 2- A master microcontroller (Ex ESP32) that controls a group of nodes as slaves distributed within the farm. 3- Communication between the master microcontroller and other microcontrollers through a communication protocol let's say MODBUS RS485 4- Displaying data on a computer or mobile dashboard that can be monitored and controlled.

we have to develop an arduino program which will have the clock handle which will show the position of the sun in the sky. This can be achieved using the data which is already available on the internet based on the location what exactly the sunrise time, what exactly the sunset time and how much sun position increases every few seconds using this we have to change the position of the clock handle and should point to the exact position of the sun in the sky.

Need temperature be able to calculate an avreage reading for a set then to change the output polarity accordanly.

We have a schematic for a power supply design. We need the PCB designed in Eagle 7.5. BOM with package data will be shared. • Bid only if you have past experience in designing power supplies. • Design will have to consider EMI/EMC aspect for certification. • There are approx. 48-50 unique components and about 115 total. • PCB is double-layered. Size isn’t a criterion, just not too large - 150mm x 150mm (f.e.). • You can use generic libraries and open-source libraries. Please check the attached pdf for more details.

Temperature and humidity control with LCD display I am looking for a freelancer who can help me build a temperature and humidity control system with a touchscreen display. The ideal candidate will have experience in electronics and be able to work with the following requirements: Temperature range: - Desired temperature range is 0-50°C Humidity control: - Relative humidity control is needed SHT 20 sensor LCD display: - A touchscreen display is preferred Nextion display Microcontroller ESP32 Skills and experience: - Experience in electronics and circuit design - Ability to program microcontrollers - Knowledge of temperature and humidity sensors - Experience in designing and integrating touchscreen displays If you have the skills and experience required, please submit a proposal w...

privet boat full design with saiz 40m by 12m sape will be attached

We are seeking an Arduino expert to assist with a data logger project. Our project requires the use of pressure sensors. Our desired frequency of data collection is as fast as possible. We expect the battery life for our data logger to be 1-2 weeks. Ideal skills and experience for this job include: - Strong knowledge of Arduino programming - Experience with pressure sensors - Understanding of power consumption optimization for battery-powered devices - Ability to design and implement a reliable data logging system - Experience with data analysis and visualization tools is a plus. - Using an RTC to log the data with present time - Small local display that can show the present value on screen if required. - Suggest some NPT 1/4'' or 1/2'' For our pressure range Abili...

I'm looking for a skilled freelancer to help me develop a hybrid drone/robot. The primary purpose of this drone/robot will be for delivery/transportation, and it will be controlled through a remote control system. It needs to have a maximum payload capacity of more than 5 kg in order to meet the requirements. The development of this hybrid system will require creativity and technical know-how. It must be able to handle both the aerial and terrestrial situations that are needed in order to complete its transportation mission. The combination of drone and robotic technology requires a careful balance of engineering as well as artistry in order to provide an efficient and reliable solution. The successful freelancer must be knowledgeable in electrical technology, software engineeri...

Using cst 1)Design a high efficiency reflector feed antenna based on the following reference with a 5% bandwidth. - Kishk, A.A.: 'Technical memorandum: Simple primary focus feeds for deep reflectors', IEE Proceedings H (Microwaves, Antennas and Propagation), 1989, 136, (2), p. 169-171, DOI: 10.1049/ip-h-2.1989.0030 a. Centered at 10 GHz à feed 1 And Design a reflector antenna using this feed design to produce 40 dB of gain at the center frequency. Plot efficiency curves, gain and radiation patterns. Finally 2)Design the most compact right-hand circular polarized patch antenna with the following specs: a. The axial ratio below 3 dB. b. The matching level is below -10 dB d. Operating from 20 GHz to 20.4 GHz over 40 mils thick RO3003 substrate e. Plot co and cx radiation ...

I am looking for a reliable and competent person in located China who can conduct research on electronic products companies on our behalf. Conduct in-depth research on electronics product companies in China Gather detailed information about companies, including their products, production capabilities, certifications, business partners, etc. Provide a comprehensive report of the research conducted, including conclusions and recommendations Requirements: Knowledge of the Chinese market and electronics companies Detailed research and analysis skills Good communication skills in English to provide accurate reports If you are someone who is passionate about electronic products and would like to contribute to this research, We will be happy to further discuss the details of the assignment ...

I am looking for a freelancer who can help me solve an advanced/college level Math question pertaining to Matlab numerical analysis. The ideal candidate should have the following skills and experience: - Strong background in Matlab programming - Expertise in numerical analysis - Experience working on advanced/college level Math problems - Familiarity with topics such as differential equations and numerical methods - Ability to communicate effectively and provide clear explanations The project will involve solving a complex Math problem using Matlab numerical analysis techniques. The freelancer will be required to provide step-by-step solutions and explanations for each step. The project is time-sensitive, so the freelancer should be able to deliver high-quality work within a tight ...

I am seeking an Arduino programming expert to work on my specific project. The objective of the project is not specified, but I have a rough idea in mind. I require someone with experience in home automation, robotics, and sensor integration. The timeline for completing the project is also not specified. Please provide your expertise in Arduino programming and your availability for this project. Thank you.

I am looking for a skilled engineer to design an active audio bandpass filter with an adjustable center frequency for my audio processing application. I am just a hobbyist so i need help from an expert :) The ideal candidate should have experience in audio signal processing and filter design. The project requirements are as follows: - Center frequency: 30 Hz - Bandwidth range: Around 10Hz - Application: Audio processing The deliverables should include a circuit diagram and a bill of materials for the filter design. The circuit should be able to adjust the center frequency. The filter should use max two opamps. The center frequency adjustment should be made with a potentiometer. using the potentiometer. How far can i go with the center frequency? 1000Hz? 20.000Hz? I have used a filter ...

I need a freelancer to design and implement a Silos Cement Loading Lorry system. The system should be able to handle cement loads with a maximum weight capacity of more than 75 tons. The system should be able to handle ordinary Portland Cement, White Cement, and Colored Cement. The loaded lorry will be traveling more than 100 miles on average. Ideal skills and experience for this job include: - Experience in designing and implementing Silos Cement Loading Lorry systems - Knowledge of handling different types of cement - Ability to handle large weight capacities - Experience in long-distance transportation systems.

I am doing research on channel estimation for intelligence reflection surfaces, and I need help defining a problem or research topic to start working on my thesis so I need some expert in these topics so can help me and hide me.

I am looking for a freelancer to help me develop a Control System using microcontroller PIC16F877A, with the following requirements: Programming Language: BIC Basic Language Deadline: 1 day Ideal Skills and Experience: - Strong background in microcontroller programming with PIC16F877A - Proficient in BIC Basic Language - Experience in developing control systems The project involves developing a control system using microcontroller PIC16F877A and BIC Basic Language. The freelancer must have a strong background in microcontroller programming and experience in developing control systems. The project must be completed within one day.

Hello, I'm looking for a skilled freelancer to help with a LabVIEW project. The ultimate goal of the project is to create a control system design. My desired outcome is to convert voltage signals into force signals. Data that will be acquired includes voltage. You should be knowledgeable with LabVIEW and have the necessary experience to optimize safety, improve efficiency, and increase precision of the control system design. If you think you have the skills and experience to successfully execute this project, please let me know and we can discuss further. Thank you.

More details: What is the overall goal of the project? To control an electronic device What type of electronic device is being controlled? This question was skipped Do you have any specific requirements for the microcontroller programming? Use a specific coding language

I want to verify my newly designed embedded system before prototyping phase. This is a simple system which comprises of esp32 and 5 other sensors.I will send schematic file upon selecting the freelancer.

Hi I am looking for a freelancer that have experience in making software defined radio block diagrams in gnu radio companion and / or python. It is a complete project, and I have the project file with desciption images, mathematics and sample block diagram. The block diagram project must work on Adalm pluto sdr. If your work is good I will give you more similar projects in future.

I need an electrical engineer who can take my hand marked- redlined circuited drawings review it, draw it in AutoCAD and provide a PE stamp.

small circuit with single led to lit when battery charge is lower than 7v reference:

Looking for a Power System Engineer with experience in designing, upgrading or troubleshooting power systems. Build, simulate, and model your systems with ease, providing limitless possibilities in power system simulation using PSCAD Software Deadline: 2 days max is 3 days

I am looking to design a cold storage facility for storing food products in an area of less than 1,000 sq ft. The facility will require a traditional refrigeration temperature control system in order to maintain the proper temperature and environment for storing the food products. The goal is to create a space that is safe and meets the necessary food safety regulations while also preserving the integrity of the food. This project requires the expertise of knowledgeable design and construction professionals who can accurately assess the size and scope of the project in order to deliver excellent results. The ideal candidate will have extensive experience building cold storage facilities and understands the delicate details involved in creating a functional, safe, and efficient space. If yo...

Job responsibilities: - Design and develop hardware include optimizing designs for manufacturability and cost- efficiency. - Will need to work in the multi-disciplinary team comprising electrical, software, system and process engineering. - Expertise in EDA tools, Circuit Simulation and analyzing Signal/Power integrity. - Design consideration for Analog and Digital signals, hardware subsystems, Multilayer boards. - Generate/Edit schematics, Components footprints creation/editing, Netlist import, routing, DRC/ERC alteration, Layout design/edit, 3D Modeling of PCBs, Gerber files generation, PCB fabrication. - Must have the experience on programming micro controllers - Work on obsolescence activities and electromechanical assemblies. - Selection of OEM Components, BOM preparation ...

I am looking for a freelancer who can help me with Raspberry Pi RS-485 connectivity for my industrial automation project. The ideal candidate should have experience in developing similar projects. Intended Purpose: - The RS-485 connectivity is intended for industrial automation. Sensors: - The type of sensors that will be monitored is energy meters (Modbus protocol). Number of Devices: - There will be 6-10 devices connected to the RS-485 interface. But for this task we just need to read data from a single sensor. Skills and Experience: - Experience in developing Raspberry Pi projects. - Knowledge of UART/RS-485 connectivity. - Experience in industrial automation projects. Specific Roadblock currently facing: I'm using this board: CM4-ETH-RS485-BASE-B from Waveshare Board specs:...

MK renewable energy ltd, are in need of solar engineer/ desiger to survey and spec commercial solar installations. 0777 317 6348

You need to finalise attached schematics, make PCB design and create BOM file. I will order on JLCPCB, so I need the project to be done on EasyEDA.

Hi There, Looking for a reliable, trustworthy electrician to inspect and repair our old family homestead in Wellsford. This home requires attention to all areas. we have about 11 bulbs in the house. Preferred Method of contact by email: If you are qualified in the following areas that would be a bonus: Plumbing Concreted Driveway Painter Carpenter

I am looking for suitable embedded system design professionals team for both hardware as well as firmware development can be done for following requirements. It is solar and grid based hybrid power supply unit with large transformer less design. Hybrid solar and Grid DC Power supply unit which will take 190V-450V DC solar input and feed to 400V DC bus at constant 400V voltage ( MPPT Function). Then another 230V AC Grid to 400V DC Power supply (SMPS POWER SUPPLY) and then 400V DC to 48V DC Bi Directional DC DC Converter ( Bidirectional converter). Here all these 3 different functions into a single unit. This can be designed with separate MCU to powerup MPPT and bi directional converters independently to avoid cascading failuer. All these 3 functions can be made with 3 different PCBs and...

This Project involves the proof of concept by getting a LoRa system working. The System involves: Communication using the RX TX pins of a receiver module e.g. REYAX RYLR896. We would first establish wireless communication by using the LoRa technology and then send and receive strings of data through the RX TX pins. Your job will be to firstly establish the LoRa connection and then demonstrate controlled communication by sending string of information to the receiver module and from the receiver module using the TX and RX pins

We are seeking a highly skilled PCB designer with expertise in Altium Designer, Circuit Design, and Electronic Design. You will be responsible for designing and developing printed circuit boards (PCBs) for our electronic products. The ideal candidate will have a minimum of 3 years of experience in PCB design and be able to create high-quality, reliable, and manufacturable designs. Project Description: We are building a product capable of using readings from sensors to drive a peristaltic pump, store sensor data, and have added functionality of connecting via 5GLTE for OTA updates. The scope for this project is as follows: 1.) Consult on the correct components for the project such as motor driver type, ADC, processor, connectivity components. (add-in board) 2.) Develop high level block d...

PSCAD Engineering Expert Required Now

PSCAD Expert Engineer Required

I have a project to do Using simulink, transform " openExample('sdl/VehicleWithFourSpeedTransmissionExample') " this transmission into a 7 speed transmission. I need help in figuring out the clutch schedules and changing shift logic. Urgency level: P0

I need a freelancer to design and implement a Silos Cement Loading Lorry system. The system should be able to handle cement loads with a maximum weight capacity of more than 75 tons. The system should be able to handle ordinary Portland Cement, White Cement, and Colored Cement. The loaded lorry will be traveling more than 100 miles on average. Ideal skills and experience for this job include: - Experience in designing and implementing Silos Cement Loading Lorry systems - Knowledge of handling different types of cement - Ability to handle large weight capacities - Experience in long-distance transportation systems.

I am in need of a skilled developer to create an Electrical Service Load Calculator for Single-Family Homes in the United States. The calculator will specifically follow the most up-to-date National Electrical Code (NEC) requirements. The ideal candidate will have experience in creating web-based tools and has an electrical engineering background to provide a web-based calculator for residential electrical load calculator that can be put on a Shopify page. Must be fluent in English and have excellent grammar and attention to detail. The calculator should be user-friendly and easy to navigate. Some of the requirements for the calculator are: - Should be a web-based tool - Should follow the most up-to-date National Electrical Code (NEC) requirements - Should be specifically designed for Si...

I am looking to learn to plan p8 version 2.9. primary focus is following items. Project creation. Working with macros and panel layouts. Working on schematics. Propanel integration and layouts.

Build, simulate, and model your systems with ease, providing limitless possibilities in power system simulation using PSCAD Software

I have updated the schematics of a PCB project "SKD1" in KiCAD. It's a mixed-signal 25x32 mm PCB with about 56 SMT components. The purpose of the PCB is to interface with different types of sensors (analog and digital), to convert to a digital protocol. The PCB is already working well but I made some improvements. I need: Add the new components to the CAD Place the new components, using the backside if necessary. Route the changes. Change from 2-layer to 4-layer board if necessary. Tidy up the schematics. Check if any components are NRND and suggest replacements if they are NRND. Fix any design rule violations. Deliver KiCAD files and PCBA manufacturing files. I value freelancers who communicate effectively in English and have attention to detail, both in electronics work...

Help with installing, retrieving ladder on current machine. I have KV STUDIO, and I have retrieved the PLC program, but the "comments" did not transfer and the KV-D30 screen (hmi) I also need some help with.

Expert required for PSCAD project

I am looking for a freelancer who can design a working model for a single phase preventer with overload protector. Measure current, voltage and display on 7 segment display. Option to set the time limits. The project requires the creation of a circuit diagram for the model. The final deliverable should be in a PDF document format. Ideal skills and experience for the job include: -Experience in circuit design and electrical engineering -Knowledge of single phase preventers and induction motor protection -Proficiency in creating circuit diagrams -Ability to work independently and meet deadlines.

It's more about developing model and simulating in the Matlab, need to explain with and without pitch controllers and analysis of the results

Power System Electrical Engineering for PSCAD Work