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sobota, 24 lutego 2018

Sample regulations for safe dealing with electrical equipment

GENERAL RULES FOR ELECTRICAL SAFETY

  • Use electrical cords only if they are in good condition. Cords must not be cracked, frayed, or have corroded prongs.
  • Do not use 3-to-2 prong adapters unless other grounding provisions have been made. Plug 3-prong plugs into 3-prong outlets.
  • Use power strips that have circuit breakers or fuses. Do not link power strips in series. 
  • Do not leave cables and cords unsecured and hanging in areas where they can pose a trip and movement hazard. Place cords so that they are not subjected to mechanical stress or temperatures that could damage the insulation.
  • Do not conceal cords behind or attach electrical cords to building surfaces.
  • Do not leave electrical circuits exposed. Use electrical tape to insulate wires or use a guard as cover to prevent accidental contact.
  • Do not block access to electrical panels.
  • Do not install standard electrical equipment in locations where flammable gases, vapors, dusts, or other easily ignitable materials are present. If electrical equipment is used in a chemical fume hood, elevate it to allow efficient air flow.
  • Keep electrical equipment at a minimum in high-moisture areas (e.g., wash rooms, cold rooms).

poniedziałek, 29 stycznia 2018

Office hours (during the break)

Note! OFFICE HOURS

TEACHER’S OFFICE HOURS – MR. JÓZEF KOZANOWSKI:

Mo 29 Jan:          8am – 12am
Thu 1 Feb:          11am – 2:30pm
Fri 2 Feb:            8am – 2pm
Mo 12 Feb:         8am – 12am
Thu 15 Feb:        8am – 2pm
Fri 16 Feb:          8am – 2pm


It is suggested to make an appointment in advance by text message on no. 601 773 482

piątek, 8 grudnia 2017

Materials in English on electrotechnical engineering

You simply must check this link!:
http://nptel.ac.in/downloads/108105053/

...also 
https://www.kompetansenorge.no/contentassets/ac023bcb97344597a7cd8634ac347d7b/electricians.pdf

Hydro-electricity and power transmission

A precious read on the history of electrical sciences on the basis of Canadian Quebec.
Highly recommended:
http://www.hydroquebec.com/teachers/pdf/doc-electricity-from-the-power-station-to-the-home.pdf

Power transmission. Very educational:
https://energy.gov/sites/prod/files/2013/07/f2/Transmission_Woodall_0.pdf

Intro to Robotics

Here's some short presentation introducing the reading into the basic concepts of robotcs engineering.
http://engineering.nyu.edu/mechatronics/smart/pdf/Intro2Robotics.pdf

And here is a link to a very interesting article containing some intro on Robotics as well as some overview of challenges resulting from the progress of robotics engineering.

http://www.mcgs.ch/web-content/Robotics.pdf

And, finally, enjoy the NASA page which includes Mars rover stories (which is also some kind of robot, isn't it?)

https://www.nasa.gov/

sobota, 28 października 2017

Toy car which is 5000 years old


Can you imagine that 5 000 years ago children played with toys cars? And parents made toys for them too? This amazing piece of news  on new discoveries in the Turkey area shows that the basics of our life has not changed so much, has it?

ARTICLE: http://www.dailymail.co.uk/news/article-4990342/5-000-year-old-toy-car-Turkey.html