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Electrical engineer needed for designing DC welding machine

$250-750 USD

Closed
Posted almost 5 years ago

$250-750 USD

Paid on delivery
We're currently developing welding machine for our special purpose. Our prior hardware engineer for this project is currently unavailable for vacation, so I need senior skilled hardware engineer who can help us build DC welding machine in a short time. Please share prior experiences and portfolio images you've done For more information, please contact me.
Project ID: 20671494

About the project

5 proposals
Remote project
Active 5 yrs ago

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5 freelancers are bidding on average $1,005 USD for this job
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Hi, I am a post graduate power electronics engineer and having very good industrial experience of 8+ years in R&D and project development. I am excellent welding power supplies design, Plasma ARC power supplies, high frequency transformers design, solar grid tie transformers, electrical vehicles design, circuits design, multi-channel LED Drivers, Regulated power supplies design with universal input to DC output, Audio amplifier, drives design, Filters design for harmonic analysis and Power factor correction, SMPS, LED drivers, DC-DC, AC-DC converters design, PFC interleaved boost converter, Battery management system, Battery chargers, UPS design, sine wave Inverters, solar grid tie inverters, Solar battery chargers and street light systems design from few watts to KW range using Buck, Boost, and Buck –boost, Interleaved boost/buck, Fly back Push Pull and H-bridge inverters. I have very good experience to design high voltage power supplies up to 50KV for capacitor charging power supplies using soft switching topologies. I have work experience to design from few watts to KW range meeting all compliances like EMI/EMC and safety standards UL etc.
$2,500 USD in 30 days
4.9 (60 reviews)
6.8
6.8
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Hello I m electrical engineer and i have finished many projects also i developed many machines I can do Let me discuss
$555 USD in 10 days
4.6 (2 reviews)
4.0
4.0
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Whether you have an existing product, or are starting from scratch, happy to help you with your electronic engineering requirements, and are able to provide expert consulting on all stages of development, from manufacturing through to final product testing. Digital and analogue electronics design Energy efficiency design PCB Design Research and Development for EMC emissions compliance Analysis of faults and failure investigations Power electronics design for power supplies, Motor controls Redesign of obsolete electronics Existing design reviews Design for cost reduction Design for manufacturing DFMEA Simulations Arduino
$555 USD in 5 days
0.0 (0 reviews)
0.0
0.0
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hello! what is special purpose for this welding machine? and what current level you need to have at output? Prefer Russian language at Whatsapp if possible.
$750 USD in 28 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of RUSSIAN FEDERATION
Omsk, Russian Federation
5.0
19
Member since Sep 16, 2018

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