Description of the principle of operation and arrangement of overhead cranes of various types
Posted on 11/26/2012 Types of cranes Among the designs of load-lifting cranes, boom-type cranes, bridge-type cranes, cranes with carrying ropes and ...
Presentation on the topic: Expeditions Describe the route of the first Russian round-the-world expedition
Discoveries of James Cook James Cook (born October 27 (November 7), 1728 - death February 14, 1779) was an English navy sailor, traveler-explorer, ...
How to spell despite - together or separately Spelling of the preposition "despite"
The correct spelling of many words in Russian is difficult. And all because most words are spelled quite differently from how they are pronounced. Lots of difficulties...
The famous sight, like Jov's, and other useful additions in the game World of Tanks
This modification has long been present in the assembly from Jove. These sights are among the most convenient and sought after. The watermaker himself plays a tank simulator exactly ...
DIY homemade motorcycle: photo and detailed description Is it possible to assemble a motorcycle yourself
Do-it-yourself chopper, or maybe buy a ready-made motorcycle? This question is asked by many motorcyclists, especially beginners who have long decided for themselves that they will ...
The value of the card in the upright position
The image of this minor lasso is replete with symbols that carry a joyful, bright and more than favorable meaning. The map usually shows spouses, ...
Aries. General description of Aries. General horoscope for Aries. Characteristics, values, decoding
General Your vigorous activity will contribute to success in business. There is an opportunity, especially on Monday and Wednesday, to improve your well-being, as well as conclude ...
Tarot card Moon: meaning, description and combination
The moon is a map of imagination and dreams, a map of twilight between sleep and reality. The imagination is a wonderful and amazing thing, but it needs discipline to keep from becoming too...
Beet short description. Characteristics of beets. Diseases that beets can help cure
Other names of the plant: table beet A brief description of the common beet: The common beet (table) is a biennial root plant with wide ...
Beet short description. Characteristics of beets. Beet diet for weight loss
- a biennial plant of the haze family, a root vegetable crop. Her homeland is the Mediterranean. Oddly enough, a person first appreciated the taste of beet leaves and already ...
Negative qualities of a person
Personal qualities of a person are complex, biologically and socially determined components of personality. By bringing together all the personal qualities of a person, you can ...
How to use a multimeter - description and operating instructions
Modern measuring devices have long reached a new level - digital technologies have firmly occupied almost all positions, displacing outdated analog devices. AT...
Homemade devices - design, description
This article will discuss the designs of stabilizers based on the ATmega8535-16PI microcontroller. Using different firmware, options for 6, 11 and 14 can be obtained ...
How to choose and install ceiling spotlights
Stretch ceilings are becoming an increasingly popular solution for shaping the interior, but the lighting design of the room is becoming more complicated. Most often in the design of tension ...
Deciphering the designations of fixtures
The main purpose of the suspended industrial lamp LSP is to illuminate damp, dusty, explosive and fire hazardous premises in industry, for...
How to make a fluorescent lamp with your own hands
A fluorescent lamp is a sealed tube, inside of which there are gas vapors, which, under the influence of an electric discharge (breakdown), turn into an excited ...
How to choose sink lights
A lonely hanging chandelier or spotlights on the ceiling are not able to create the necessary lighting for the work area. Light either falls from behind, or it turns out to be diffused ....
LED grow lights
Recently appeared LED lamps are gaining more and more popularity. They can be found in lamps and lighting systems for various purposes....
Fluorescent Lamp Malfunctions
Fluorescent lamps are quite common in our time. They are often used to illuminate premises for various purposes, ranging from office to...
Wall sconces: types and functional features
In Soviet times, the ceiling chandelier was the main and almost the only device that was used to illuminate the room. Today to help...
What light bulbs are suitable for stretch ceilings
To illuminate rooms with stretch ceilings, pendant and spotlights (recessed and overhead) are used, for decorative lighting of rooms ...
How to connect a switch with one key: detailed instructions
Before buying and installing a two-gang switch, you first need to decide what it is for at all? And it is designed to control two circuits ...
What is a light bulb in World of Tanks and how does it work?
A light bulb in WoT is a tank commander skill called "sixth sense". A light bulb in WoT is a tank commander skill called "sixth sense". It allows you to know...
How to use the tester - types of measurements and their features
A tester, or multimeter, is a device for determining voltage, current, resistance and other indicators necessary when working with electrical networks and ...
Voltage measuring instrument
Voltage, or voltage, is one of the parameters of electric current, showing the potential difference in a circuit section. It is equivalent to the electromotive force, and...
History of railway electrification
2.1.5. Efficiency of railway electrification and prospects for its further development (information from VNIIZhT) 2.2. Electric traction systems, their power supply schemes...
Scheme of switching on LEDs and calculation of the necessary parameters
In previous articles, various issues of connecting LEDs have been described. But you can’t write everything in one article, so you have to continue this topic. Here we will talk...
Secondary voltage
Transformers are one of the most common electrical devices that are used in a variety of areas - energy, industry,...
High or overvoltage
Attention new! Voltage stabilizer for the whole house SKAT ST-12345 is designed specifically for networks with unstable mains voltage. Stabilizes voltage...
LED lamp voltage
LED lamps are usually distinguished by the type of base, where the base is the part of the lamp that is inserted or threaded into the lamp socket. Basic...
High voltage cable test
It is influenced by various environmental factors: soil shift and its weight, temperature fluctuations and other influences on which one way or another depend ...
Electric meter installation
Energy meters are widely used by professionals and installed in buildings for various purposes. These devices have high-quality conductive networks, clamping ...
Why is the electric meter lying
The appearance of extraneous noise from the electric meter, the smell of burnt insulation, a change in color (usually yellowing) of the glass are external signs of overloading the device ...
Who should change the electric meter in the entrance
Replacing electricity meters is a standard procedure in Russia. It must be done regularly. But many people have a question: “And at whose expense is the installation performed: ...
Two-tariff electric meters how to choose
All meters used in Russia must comply with GOST 31818.11–2012. According to this GOST, meters are divided into categories for direct inclusion and ...
How to find out the wire cross section in various ways
Basically smaller than expected. It's not very good. Ideally, a cable with a declared cross section should have an appropriate diameter. If the diameter of the cores is different, then ...
Intersections and convergence of cables in the ground
SCOPE, DEFINITIONS 2.3.1. This chapter of the Rules applies to cable power lines up to 220 kV, as well as lines performed by control cables ....
Determining the wire cross-section by diameter
It often happens that wire sellers involuntarily overestimate the real value of the cross section of the wire core, and in fact it turns out that the 2.5 indicated on the price tag ...
Do-it-yourself LED lamp repair
LED lamps a few years ago deservedly gained popularity almost all over the world. Their strengths compared to incandescent or...
LED bulbs: yellow light or white
In office and industrial premises, it is customary to use white LED lamps, as they emit light that is as close as possible to natural daylight...
Probable reasons for the appearance of a cricket in the house: a folk sign and how to drive a "singing" insect out of the house
If you notice gnawed stems from seedlings, eaten leaves, then you have crickets in your garden. How to get rid of them, consider in detail ....
What to do if the water meter breaks
If the readings of your water meter have stopped changing (simply speaking, “the numbers are not spinning”) or, on the contrary, have become disproportionately large, then you have every reason ...
World Secrets Still Unsolved The Ghost of Saint Mark's Episcopal Church
Many people consider the church a sacred and very comfortable place. Some of them cannot even imagine that something terrible could happen in such a place....
Automatic street lighting - Medium complexity designs - Schemes for beginners
The first of them (Fig. A-12) is made on four transistors. The light sensor - the sensitive element of the machine - is the photoresistor R1. It is connected to the source...
What are fixed assets
Changes in accounting for fixed assets in 2017 are associated with the introduction of the new All-Russian classifier of fixed assets OK 013-2014 (SNA 2008). In, which approved ...
How to use green coffee oil for face Green coffee for skin
The oil obtained from green coffee beans is especially valued for its natural caffeine content. In addition to it, it also contains other very useful components: linoleic, ...
Zira: properties and benefits for the body
Zira is a seasoning that is popular in the East. It is a dried herb from the Apiaceae family. In ancient times, it was used to prepare various dishes. Sometimes...
What to do with a milk allergy in a child
Milk is a necessary product for babies, however, more and more often they cannot consume it due to allergies. Because of it, rashes, indigestion and ...
Hormonal contraceptive "Silhouette": reviews, instructions for use
Any intervention in the endocrine functions of the body causes changes in health. The female reproductive system is no exception. Situations in which there is no menstruation ...
E27 lamps: types, application
Now there are a lot of lamps, with different types of fixtures. This is GX53, and GX70, etc., E14 or E27 are also found. Many of these abbreviations are introduced into a small ...