电機工程 Jobs

Electrical engineering is a branch of engineering that involves the study of electricity, electromagnetism and electronics. An electrical engineer knows how to deal with a host of electrical appliances and devices. To ensure that your electrical device is compliant with the set standards, you need to hire a professional electrical engineer. For this, all you have to do is hire a professional electrical engineer. Once you have an experienced electrical engineer onboard you can hope to add a fillip to your business. 雇佣Electrical Engineers

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    135 搜到的工作,价格货币为 HKD

    I am looking for a person who can find cost effective and reliable special parts for me. Following parts to be provided; - PVC piping 1 inch - PVC piping 1 ½ inch - 220v AC solenoid valve to be used for -0,8 bar vacuum. Air/Water system. - Electronic Timer for above solenoid valve with interval time 30 minutes to 7 days. Opening time 1 second to 1 minute. - All couplings and fittings to co...

    $1435 (Avg Bid)
    $1435 平均报价
    2 个竞标

    The SMART SHELF platform should be ruggedized shelf-edge displays combined with high definition optical sensors to automate intelligence into on-the-shelf inventory levels

    $9941 (Avg Bid)
    $9941 平均报价
    12 个竞标

    i want a program code that makes capacitive proximity sensor to sense plastic AND GLASS AND USING A SERVO MOTOR separate them by rotating servo in left and if some other than glass and plastic comes separate them by rotating servo in right

    $168 (Avg Bid)
    $168 平均报价
    10 个竞标

    i am looking for a beacon (BLE5) based indoor navigation for complex buildings/offices using mesh topology. Need expert in BLE5, android/iOS

    $11993 (Avg Bid)
    $11993 平均报价
    8 个竞标

    Concept pic attached. Need design sufficient for building permit in Conejos County Colorado. Hut will be at apx 11,000 ft in elevation with heavy wind and snow load. Powered by solar, water via tank/cistern with an outhouse (preferably connected to main building somehow).

    $3451 (Avg Bid)
    $3451 平均报价
    19 个竞标

    Hi, Specification  Input voltage-12v AC/DC-2AMPS.  Output relay switching MAX capacity is 440VAC /20amps per relay.  Can Accept SIM card of any NETWORK (SIM Card SOCKET-normal Type). Features  SIMPLE SMS BASED SWITCHING ON AND OFF THE PUMP.  MESSAGE 1 TO ON THE PUMP AND MESSAGE 0 TO OFF THE PUMP .  MISSED CALLED BASED SWITCHING AFTER 3 RINGS.  AUTO MODE AND MANUAL MODE OPTION.  OPTION FOR ...

    $1010 (Avg Bid)
    $1010 平均报价
    11 个竞标

    Need to move a bunch of ceiling lights to either a motion sensor or just one one switch. Currently operate of 3 switches. Would like to understand prices for both. You can bid your quotations

    $1961 - $5883
    本地
    $1961 - $5883
    0 个竞标

    Hello, I need some help to design, assemble, test, debug, a simple arduino board (with a ATMega328 chip) as shown here : [登录来查看链接] The first step / milestone (what you bid for) is just to reproduce the design shown (provide a schematic), help me find the right components (provide a list of components), and help me to assemble / test / debug the circuit with simple codes. Once it is finished an...

    $187 (Avg Bid)
    $187 平均报价
    14 个竞标

    Design of an Efficient Solar Powered Water Pumping Station Able to be Monitored Remotely Durable and Very Less Maintenance Preferably With Experience in Similar Deployment

    $16801 (Avg Bid)
    $16801 平均报价
    14 个竞标
    Tuning Device 6 天 left
    已验证

    I am working with another freelancer on this project for case design. They can do the PCB but we have agreed that it would be beneficial to have the PCB design done by an electronics engineer due to some customization needs. An NDA would be necessary for this project.

    $18071 (Avg Bid)
    保密协议
    $18071 平均报价
    23 个竞标

    I have an LTE simulator (written in MATLAB) to which I want to make some extensions. The client will simply trace the code to identify needed calls for the required extension. **Requires knowledge of Wireless system or Wireless communication

    $460 (Avg Bid)
    $460 平均报价
    2 个竞标

    Need someone to make a schematics of the circuit and components that moves this HDD arm, from pictures and video attached. Also would like a suggestion to make the same circuit with more readily available components than the ICM7555CN which is not longer produced as well as SCL4049AE. Other refinements are welcome as well as long as functionality stays the same. Pictures attached, and video here...

    $1780 (Avg Bid)
    $1780 平均报价
    11 个竞标

    Hello i need asymmetric pwm signal generator circuit,you can have look picture will be full bridge which is meaning voltage going plus zero and minus,positive and negative duty cycle will not be same for more detail please contact with me PLS do not give bid from india or Pakistan

    $494 (Avg Bid)
    $494 平均报价
    8 个竞标

    I need to edit a pcb design made whit eagle. I've the schematich file and brd file of the board whit Atmel 328P and need to migrate to ATSAMD21E18 32-bit Cortex M0+ Upgrade: Using RTC of ATSAMD21E18 ( coin cell battery) Using USB of ATSAMD21E18 Removing microSD Nedd BRD and SCH eagle files

    $1070 (Avg Bid)
    $1070 平均报价
    13 个竞标

    Hello. I would like develop 6 portable sensor piezoelectric. See image attached - 6 Piezoelectric only send two state ( on , off) - Receiver transform state in two SysExclusive values 0 or 255 -if is possible I would like a web interface to custom or change value of SysExclusive. No delay is requered let me know your opinion if you think that is possible do do better. Thanks

    $3506 (Avg Bid)
    $3506 平均报价
    23 个竞标
    laser designators research 6 天 left
    已验证

    I need some help on my research design laser designators system

    $1385 (Avg Bid)
    $1385 平均报价
    4 个竞标

    Hi freelancers, I am reposting with some updates. I need a mechatronics engineer to design and prototype for me a small portable power bank with wireless charging. I am very interested in the documentation of how it's done and how each component works. Features can be discussed via chat. Please only bid if you have the resources and can provide a physical prototype. Thanks in advance.

    $1647 (Avg Bid)
    $1647 平均报价
    9 个竞标

    I am looking for the led circuit designers having some innovative ideas and designs for led products.

    $1048 (Avg Bid)
    $1048 平均报价
    5 个竞标
    PSCAD-power electronic 6 天 left
    已验证

    I'm looking for a tutor with enough knowledge that can help me learn with enough knowledge that can help me learn how to design different types of boots converter.

    $1778 (Avg Bid)
    $1778 平均报价
    10 个竞标
    SysML for an assistive device 5 天 left
    已验证

    looking for some one who can do a SysML for an assistive device

    $102 - $203
    $102 - $203
    0 个竞标
    Thermal Bridge Evaluations 5 天 left
    已验证

    WUFI Calculations Experienced Engineer with providing Thermal system analysis. I have ongoing requirements to evaluate thermal bridging through various wall types. Need provider to define wall components thermal resistance and adjust the insulation design to acheive the desired wall make up U-Value. Sample information and diagrams are attached. To be considered, please provide sample report. Pl...

    $157 / hr (Avg Bid)
    $157 / hr 平均报价
    5 个竞标

    Just a man with an idea. Updated: January 18th, 2019 I've updated this project description (again) to clarify a few more things and correct and earlier error. - Bids exceeding $250 will be immediately deleted. - This project is not intended to be mass produced, and I intend on making the files freely available. So I need to keep the costs down or it's just not realistic. I have a ve...

    $1018 (Avg Bid)
    $1018 平均报价
    62 个竞标

    [登录来查看链接] I have modified GRBL to suite our needs for a motor driving application It works really well. the linear drive i am driving has a linear pot. I have hooked it up and i'm able to read from it but if i do that it messes up the moving motor so i can only read when the motor is stopped. I figure GRBL must be able to read an ADC value successfully while driving because i believe it does...

    $86 / hr (Avg Bid)
    $86 / hr 平均报价
    7 个竞标

    -I need someone to design and execute Nonlinear Model Predictive Control for a Mobile robot on MATLAB SIMULINK. -Of course this is including deducting an optimazation algorithm for the quadratic cost function. -Also Execute a path tracking algorithm by the NMPC to run it on an actual mobile robot, so the NMPC is working, (assume there is a yellow line on the street or by using lane detection . -Vi...

    $1584 (Avg Bid)
    $1584 平均报价
    2 个竞标

    I'm gonna need the following separeted connection - always with RF24 modules (i will post the link i've used and with what code i tested the modules). 1 - write a code for piezo sensors to send MIDI 2 - write a code with StardardFirmata in order to go wireless 3 - write a code for thumbsticks to send MIDI 4 - write a code for accelerometer to send MIDI Each one of this codes will be i...

    $165 (Avg Bid)
    $165 平均报价
    8 个竞标

    Its about optimization of PV panels for maximum power output during varying conditions Its about optimization of PV panels for maximum power output during varying conditions Its about optimization of PV panels for maximum power output during varying conditions

    $301 (Avg Bid)
    $301 平均报价
    7 个竞标

    Its about integration and optimization in wind plants and utility Its about integration and optimization in wind plants and utility

    $377 (Avg Bid)
    $377 平均报价
    4 个竞标

    coordination and optimization of Diesel generators with grid

    $708 (Avg Bid)
    $708 平均报价
    5 个竞标

    Its about integration and optimization in PV plants and utility

    $322 (Avg Bid)
    $322 平均报价
    4 个竞标

    OPTIMIZATION OF RELAYING AND CIRCUIT BREAKERS

    $1179 (Avg Bid)
    $1179 平均报价
    6 个竞标
    Simple Civil works 5 天 left
    已验证

    Simple Civil works need to be done in 3 days

    $355 (Avg Bid)
    $355 平均报价
    22 个竞标

    In high crime areas like South Africa most households have alarm systems linked to private security companies who respond once the alarm is triggered. These systems usually also have a panic button in case the alarm is turned off when the individual or family is at home. The problem however is that these panic buttons are of no use if the perpetrators catch you off guard. It is common for intr...

    $12683 (Avg Bid)
    保密协议
    $12683 平均报价
    15 个竞标

    CHP plant with Biomass as fuel, plant with 30kw output. knowledge on GATECYCLE SOFTWARE IS NEEDED

    $681 (Avg Bid)
    $681 平均报价
    6 个竞标
    Build me a simulation model 5 天 left
    已验证

    A simulation model for DC-DC Converter is to be built for the Photovolatic cells.

    $314 (Avg Bid)
    $314 平均报价
    7 个竞标

    Hi I hope you're doing well I need someone to help me with design my power supply in kicad. I need both the schematic and the layout please. thanks! I don't know why I could not put the estimated budget price but it is 20-35$ [登录来查看链接] https://www.amazon.com/gp/product/B07DR7VNX1/ref=ppx_yo_dt_b_asin_title_o00__o00_s00?ie=UTF8&psc=1

    $1263 (Avg Bid)
    $1263 平均报价
    11 个竞标

    discuss details later, it is not a hard task

    $957 (Avg Bid)
    $957 平均报价
    8 个竞标
    Arduino expert 5 天 left
    已验证

    Need an arduino expert that can program a small 3dof robot arm using inverse kinematics. Equation of different angles is already made and will be provided

    $881 (Avg Bid)
    $881 平均报价
    14 个竞标
    IoT Device Design 5 天 left
    已验证

    Seeking an experienced designer for an IoT remote monitoring device. We have a key cell module component ready....but now need help with the internal board, sensor and battery scoping.

    $157 / hr (Avg Bid)
    $157 / hr 平均报价
    24 个竞标
    SysML Diagrams 5 天 left
    已验证

    Requirement Diagram, Block Diagram and activity Diagram. Work under the SysML notations and standards. The device will be given after you make your bid.

    $183 (Avg Bid)
    $183 平均报价
    1 个竞标

    Schematic electrical drawings for commercial and residential applications. Must be licensed for USA & CANADA.

    $9726 (Avg Bid)
    $9726 平均报价
    13 个竞标

    My name is Jacob Connally and I would be considered a connoisseur of anything with wheels, most of which my passion is in Jeep's. With that I've come up with a kit that would allow a common purchased LED light bar to be ran behind the glass similar to an undercover squad car. The idea behind it is to avoid any potential damages while on the trail, being stolen, creating wind noise and g...

    $8173 (Avg Bid)
    $8173 平均报价
    13 个竞标

    Got a project in Dubai. Small building in satwa area. Need to Distubute WiFi in whole building in 12 apartments and 12 Cctv inside and out. I need this project completed by March

    $29625 (Avg Bid)
    本地
    $29625 平均报价
    2 个竞标

    Requirement Diagram, Block Diagram and Activity Diagram for a device that I will send you once you make the bid. You need to follow SysML notations.

    $600 (Avg Bid)
    $600 平均报价
    4 个竞标

    I have completed my project and need a small piece and enhancement need for that needs to know knowledge on simulation

    $1153 (Avg Bid)
    $1153 平均报价
    11 个竞标

    Looking for some who is good at using SysML

    $182 (Avg Bid)
    $182 平均报价
    1 个竞标

    I need a electrical engineer or seasoned technician that knows PADs Logic Software for some simple design work. Contract would be for ~ 4 to 8 weeks. Must have novice or better experience using PADs Logic. Will consider a person with many years experience with a different package.

    $267 / hr (Avg Bid)
    $267 / hr 平均报价
    8 个竞标
    Site Survey 5 天 left

    Running a UTP cable from Demarc point to server room.

    $235 / hr (Avg Bid)
    本地
    $235 / hr 平均报价
    5 个竞标

    The GPS receiver can record and playback GPS data for research. and also compatible to using free u-center GPS software from u-block. the equipment for system are USRP N210 Set, WBX-40 dougter board, GPSDO Board, GPS antena 3V, GPS antena 5V, and bias tee

    $1216 (Avg Bid)
    $1216 平均报价
    3 个竞标
    Need solution 4 天 left
    已验证

    How to control AC using arduino via infrared or etc. I need to control degrees. Need for smart home application.

    $243 (Avg Bid)
    $243 平均报价
    21 个竞标

    We are purchasing a flow rack to store internal parts of a hydraulic ram, the piston head and the end cap. We are storing them in storage bins and want a system where when one storage bin passes into the rack it can interact with a piece of software or something like a spreadsheet to make a count; so it will add 1. This would be individual to each of the locations of which our rack will have aroun...

    $22370 (Avg Bid)
    $22370 平均报价
    16 个竞标