# 电機工程 工作与竞赛

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## 浏览Freelancer上的工作

Internet of things I need to develop my smart irrigation system but instead of runing it on battery I would like it to be run by solar energy system. 3 电子, 软件构架, 电機工程, Arduino, 再生能源设计 Nov 23, 2017 今天6天 22时 \$667
Help needed for some matlab code Help needed for some matlab code 10 工程, 矩阵及数学软件, 算法, 电機工程 Nov 23, 2017 今天6天 20时 \$992
Solve a few complex number equations. Show working. Hey guys, I'm looking for someone to solve a few equations. Please show workings. Preferably using de moivre’s theorem. I've included the equations below: a) (z+2)^3 = -8i b) (z - 2i)^2 = -2i c) (z -5)^3 = -125i d) x^4 -6x^2+25 = 0 e) z^3+i=0 f) z^6+10z^5+30z^4=0 g) z^5+4z^3+4z = 0 Looking for results within 24 hours. If you have any questions, feel fre... 11 工程, 矩阵及数学软件, 电機工程, 数学 Nov 23, 2017 今天6天 19时 \$203
Analog IC Design Analog Intgreted Circuit Design 13 电機工程 Nov 23, 2017 今天6天 18时 \$1312
Picaxe 20m2 laser alarm with keypad and buzzer alert I need the picaxe program, for a laser alarm, it would be activated by interrupting the laser, the buzzer would sound, and you should be able to stop alarm with the keyboard. 7 C 编程, 电子, 微控制器, 电機工程 Nov 23, 2017 今天6天 18时 \$984
Repair a online ups need to repair online ups make- emerson. modal..gxt mt+2k .please help me out.i am attaching the picture. 4 电子, 电機工程, 电路设计 Nov 23, 2017 今天6天 17时 \$806
Writing MATLAB code for GA algorithm to optimize a micro-grid system The micro-grid system consist of wind turbines, PV, and Diesel Generator. The GA MATLAB code should optimize the system to cover the critical load and non0critical load. 8 工程, 矩阵及数学软件, 算法, 电機工程, 数学 Nov 23, 2017 今天6天 16时 \$359
soldering in hyderabad i need a guy who can do soldering on pcb in hyderabad india 0 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Nov 23, 2017 今天6天 16时 -
ESP8266 4CH relay board ESP8266 4CH relay board from hyderabad indiapredered 13 电子, 微控制器, 电機工程, 印制板布局, Arduino Nov 23, 2017 今天6天 16时 \$1047
ESP8266 30 AMPS Relay board ADC 712 ESP8266 30 AMPS Relay board with ADC 712 monitoring 9 电子, 微控制器, 电機工程, 印制板布局, Arduino Nov 23, 2017 今天6天 16时 \$844
PLC AND LADDER LOGIC_ Urgent someone who is expert in PLC thanks 25 工程, 电子, 矩阵及数学软件, PLC 与 SCADA, 电機工程 Nov 23, 2017 今天6天 16时 \$1195
ESP8266 ENHANCEMENT FROM SINGLE RELAY TO 8 RELAY WITH ADC712 I want to enhance the wifi relay schematic from single channell to 8 node relay and need to integrate with ADC712 for each output 7 电子, 微控制器, 电機工程, 印制板布局, Arduino Nov 23, 2017 今天6天 16时 \$770
Development of remote control system for electric hydrofoil board engine We are creating a new electric hydrofile project with unique characteristics. For successful implementation of the project, we are looking for talented professionals who will help us with remote control developing for this project. 8 无线, 工程, 电子, 微控制器, 电機工程 Nov 23, 2017 今天6天 16时 \$141
Digital signaling processing -- 2 Implementing program using digital signaling processing according to the uploaded image and PDF file.. 8 工程, 矩阵及数学软件, 电機工程, 印制板布局, Arduino Nov 23, 2017 今天6天 13时 \$305
Path your Aim This is a project of getting knowledge and also spreading technical, non technical , general knowledge of the society . Making Kids aware of their path , make them lead their path . Spreading knowledge with gaining Knowledge 7 机械工程, 电機工程, 技术支持, 公共关系 Nov 23, 2017 今天6天 13时 \$164
Dimensioning transformer for a ac- dc converter Need practical dimensions of input transformer for use with a full wave rectifier and a LC filter circuit 6 电機工程 Nov 23, 2017 今天6天 12时 \$281
electrical and electronic explaining for me the questions 26 工程, 电子, 机械工程, 电機工程, 纳米技术 Nov 23, 2017 今天6天 10时 \$239
Multiple and Urgent Academic Writing Projects 231117 Hi, We are an education consulting firm. We are looking for experts from different fields who are available instantly and thereafter on a regular basis (if they successfully complete their first work with us). You can have expertise in any field varying from Autocad, Engineering, Science to Management, Finance etc. In case you are available to work now please answer the following: H... 9 报告写作, 财务, 电機工程, 土木工程, Research Writing Nov 23, 2017 今天6天 10时 \$158
write a matlab code--2 I need a matlab code to solve some hyperbolic pde's using gudonov method and reimann solver. 5 工程, 矩阵及数学软件, 算法, 电機工程, 数学 Nov 23, 2017 今天6天 9时 \$173
PCB Design: simple LED board (eagle) Target is to make a simple single layer PCB of approx. 300x300mm that contains several SMD LED´s. The only parts are LED Chips and the series resistors and a THT header. PCB Design should be done in eagle or Altium (eagle preferred) 38 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Nov 23, 2017 今天6天 9时 \$222
Need someone good with Analog Integrated Circuits. Hi, Need someone very good with Analog IC from Electrical Engineering background. Need to clarify some of the concepts. Please go through the pic attached. Deadline: 5 hours Compensation: INR 1000 5 工程, 电子, 微控制器, 电機工程, 电路设计 Nov 23, 2017 今天6天 8时 \$143

Embedded electronics Embedded electronics engineer or diploma holders who can design and execute simple touch based installations for exhibition 11 工程, 电子, 微控制器, 电機工程, 印制板布局 Nov 23, 2017 今天6天 6时 \$3234
electronic controller need to design and select system with parts to make a system to control the following; input: 1) Temperature from many sensors 2) humidity from many sensors 3) air flow 4) CO2 level sensor 5) Light sensor out put 1) run the water pump 2) run the fan with different speed or run number of fans based on the temperature value and humidity 3) run the CO2 generature or stop it 4) control the... 34 工程, 电子, 微控制器, 电機工程, 印制板布局 Nov 22, 2017 今天6天 4时 \$6577
To design the load shedding for each stage of the UFLS scheme to minimize the total load shedding amount while ensure the frequency recovery to the acceptable frequency range efficiently under all tested system contingencies. Please refer to the attached file for details. 5 工程, 矩阵及数学软件, 电機工程 Nov 22, 2017 今天6天 3时 \$392
ADB flood control This is a project opportunity under proposal development. it is a flood control project that comprises the following areas: Development of a master plan, feasibility study and DED for 6 river basins in the Philippines. we looking for local experts for the following positions: Cost engineer/estimator, CAD specialist, flood control engineer, hydraulic engineer, sociologist. time allocation and sal... 2 工程, CAD/CAM, Solidworks, 机械工程, 电機工程 Nov 22, 2017 今天6天 3时 \$51854
Power System Analysis project I need help form electric power engineer to help me with Power System Analysis project please don't bid if you are not power system engineer. 12 电機工程 Nov 22, 2017 今天6天 1时 \$227
atmel studio stm32 Device to monitor a resistance value and convert to a 0-5v output presented over a CAN bus and a analog output with bad value rejection. 14 电子, 微控制器, 电機工程, 印制板布局, Arduino Nov 22, 2017 Nov 22, 20175天 21时 \$18965
PCB Design for Police Device Hello everyone, We currently have a working prototype and the design uses 2 PCB's. We would like to condense it into 1 PCB and miniaturize it to the size of a flash drive if possible. The Circuit Board requires: -GPS -WiFi -SMS -LTE 3.0 or higher -Processor -2.0G RAM -Our proprietary software installed -Speaker -1 GPS antenna -1 Cell Antenna -Battery (5v, 2,500 mAh) LiPO -P... 27 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Nov 22, 2017 Nov 22, 20175天 21时 \$430
Project for Baris O. Hi Baris O., I noticed your profile and would like to offer you my project. We can discuss any details over chat. 1 工程, 电子, 矩阵及数学软件, 算法, 电機工程, Nov 22, 2017 Nov 22, 20178天 20时 \$391
Plastic DVD Movie Disks Recycle Processing Our company has a branch that does electronics recycling. We receive thousands of DVD movies for recycling each month from several dozen of our partners. The down-stream recycler that processes our plastics prefers the DVD disks to be chipped or chopped up before we ship to them because we can place more material in the boxes we use and in turn get a higher value from the plastic material. We w... 0 电機工程, 电子, 制造设计, 机械工程, 产品设计 Nov 22, 2017 Nov 22, 20175天 18时 \$3906
write a simple code for sample testing k Please check new schematic diagram in attached. And IC datasheet. Please write a simple code for sample testing 8 电子, Verilog / VHDL, 微控制器, 电機工程, 电路设计 Nov 22, 2017 Nov 22, 20175天 17时 \$832
stm8s207 i2c code from interrupet -- 3 - 22/11/2017 12:42 EST I am using internal crystal,I need i2c code work from interrupt 7 C 编程, 电子, 微控制器, 电機工程, Arduino Nov 22, 2017 Nov 22, 20175天 17时 \$979
nordic bluetooth low energy urgent help I need urgent help, my project is stuck from last 2 weeks, I cannot find a solution on any forum. if you integrated a lsm303 motion sensor with nrf51422 nrf51822 you already have the solution. I need the core piece of code. 1 工程, 微控制器, 电機工程 Nov 22, 2017 Nov 22, 20175天 15时 \$156
Design a microcontroller based hardware Our major chunk of machines work on MODBUS RTU (RS485/232) protocol and/or direct integration with analog & digital sensors. We're looking for someone who: - has a deep understading of MODBUS protocol - can architect & develop a microcontroller based hardware for communication with these MODBUS RTU (Rs232/485) enabled machines. - can work with various communication modules (GSM/GP... 19 C 编程, 电子, 微控制器, 电機工程, 印制板布局 Nov 22, 2017 Nov 22, 20175天 14时 \$3897
wireless sensor and telecom technical writers wireless sensor and telecom technical writers. Must have a publication record. and available to see 8 无线, 技术写作, 电機工程, 通讯工程 Nov 22, 2017 Nov 22, 20175天 13时 \$134
MiCS-6814 gas chip measurement C code Im measuring MiCS-6814 with esp32(12-bit SAR ) 3.3V I need code in C with calculations from voltages in ADC channels to NO, CO and NH3 in ppm. I think it is better to bid someone who have alwready the tested code for this gas chip. he will make quick money.. * how to calculate Rs/R0 from privided graphic 7 C 编程, 电子, 微控制器, 电機工程, C++编程 Nov 22, 2017 Nov 22, 20175天 12时 \$1092
Using VHDL Implement a simple MIPS-2 RISC Processor It is a Project Using VHDL Implement a simple MIPS-2 RISC Processor. i will give the details later. 2 Verilog / VHDL, 电機工程 Nov 22, 2017 Nov 22, 20175天 10时 \$1078
Signal and system task available I have a job on Discrete Signals and Systems (Notch Filter Design). I need a freelancer who can work with my budget in a good timeframe and is experience with this to bid. More details to be shared with interested freelancer 22 工程, 电子, 矩阵及数学软件, 机械工程, 电機工程 Nov 22, 2017 Nov 22, 20175天 10时 \$232
System Verliog task available I need someone who can do task on system verilog. Deadline is 2 days. I want someone who can start now. More details will be provided to interested freelancer 6 工程, 矩阵及数学软件, Verilog / VHDL, 电機工程, FPGA Nov 22, 2017 Nov 22, 20175天 9时 \$183
Read CPUKEY from mips-BCM7358 Read CPUKEY from mips-BCM7358. This motherboard is very tiny, but it comes it 2 UART and 1 EJTAG-ETG 7 C 编程, 电機工程, C++编程, 汇编 Nov 22, 2017 Nov 22, 20175天 8时 \$946
CMOS VLSI PROJECT - 22/11/2017 03:52 EST c Integrated Circuit (ASIC) implementation of an N x N array multiplier. The ASIC will be fabricated in AMI 0.5 m CMOS technology available through MOSIS. 7 电機工程 Nov 22, 2017 Nov 22, 20175天 8时 \$1429
CMOS VLSI PROJECT c Integrated Circuit (ASIC) implementation of an N x N array multiplier. The ASIC will be fabricated in AMI 0.5 m CMOS technology available through MOSIS. 2 电機工程 Nov 22, 2017 Nov 22, 20175天 6时 \$1039
Computer Design and ProtoTyping build a 32 bit architecture CPU, the CPU include the Register File, ALU, Control Unit, Instruction Register, Data Memory, PC Register, Shift logic unit, Conditional Logic Unit, and a 3-level cache read and write memory for the Data memory. The units need to be built in Verilog HDL then represented as a symbol on a schematic diagram and connected together using wires. Accompanied with each unit s... 6 电子, Verilog / VHDL, 微控制器, 电機工程, FPGA Nov 22, 2017 Nov 22, 20175天 5时 \$1297
PCB Designing Multi layer , Single Layer PCB Designing 41 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Nov 22, 2017 Nov 22, 20175天 5时 \$41
VHDL coding needed to be done by expert!! VHDL coding needed to be done by expert!! \$30 CAD pay 6 工程, 电子, Verilog / VHDL, 电機工程, FPGA Nov 22, 2017 Nov 22, 20175天 5时 \$184
Digital data analysis using MATLAB SOFTWARE I am a researcher working in the area of speech and hearing. I use two instruments to analyze the articulatory motions of lips and tongue i.e., Articulograph AG500 and Articulograph AG501. I have well developed scripts to analyze the data obtained from AG500 however the same scripts are failing to analyze the data of AG501 even though the data structure remains the same. Only difference betwe... 17 工程, 矩阵及数学软件, 算法, 电機工程, 数学 Nov 22, 2017 Nov 22, 20175天 5时 \$967
Design Schematics and PCBs for Bio-Medical Diagnostic Devices The circuit is an electro-chemical transducer. The circuit hand-drawn schematic is available and all literature associated is present. The circuit schematic needs to be developed and PCB needs to be designed. Performance can lead to a full time employment as well as there are several projects that need to be taken care of. 35 电子, 电機工程, 印制板布局, 产品设计, 电路设计 Nov 21, 2017 Nov 21, 20175天 3时 \$1262
Dynamic Modeling and Simulation I'm looking for an engineer with expertise in power systems (including power plant, electrical grid, and marine) to create a simulation for illustrative purposes. While the calculations have been determined for the system the simulation is being built for, no or adjustments maybe needed if the expertise is there. A few things to note - NDA will be required and terms of the NDA are non negot... 19 工程, 机械工程, 电機工程, 数学, 物理 Nov 21, 2017 Nov 21, 20175天 \$1398
build a custom transformer I need a few small transformers for radio work of about 10 watts. It should have primary of 0-110-220vac, and secondary of 0-6.3vac+0-110vac. I need these delivered to the USA in Arizona. An example of the transformer I need is below. I am looking for this but with a different primary voltage. 7 电子, 电機工程, 电路设计 Nov 21, 2017 Nov 21, 20175天 \$1711
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