Industry
VVER-1000 steam generator: overview, characteristics, scheme
Last modified: 2025-06-01 07:06
VVER-1000 steam generator: description, maintenance, purpose, features. VVER-1000 reactor: overview, diagram, characteristics, photos
Well development: methods, process description, safety. Well repair
Last modified: 2025-01-24 13:01
The article is devoted to the development of wells. The methods, features and nuances of the implementation of this event, as well as security measures and repair work are considered
Volgograd HPP: general information
Last modified: 2025-06-01 07:06
Volzhskaya HPP is the largest water power plant in the European part of Russia. Currently, it is part of the RusHydro Corporation as a branch. This grandiose building is located between the Traktorozavodsky district of Volgograd and its satellite city called Volzhsky. This HPP belongs to the group of medium-pressure run-of-river stations
American rocket Falcon 9: specifications and photos
Last modified: 2025-01-24 13:01
June 28, 2015 at 17:21 (Moscow time) another launch of the Falcon 9 launch vehicle failed at the Cape Canaveral launch site. The Falcon 9 rocket was prepared by SpaceX, a private US company founded by Elon Musk
Aerodynamic testing of ventilation systems. Aerodynamic test methods
Last modified: 2025-01-24 13:01
Aerodynamic tests are carried out by accredited laboratories in accordance with standards and sanitary norms. Why and how ventilation systems are checked, methods of aerodynamic tests in general terms and documentation that is drawn up based on the results of tests - general contractors, customers for the construction of residential and public buildings, specialists from management companies and heads of engineering services of industrial enterprises need to know at least in order to understand which document
Wind energy in Russia: state and development prospects
Last modified: 2025-01-24 13:01
It is not the first year that the largest countries of the world have been considering, and in some areas are developing in practice and implementing technologies for the development of alternative energy sources. A special place in this direction is occupied by wind energy. In Russia, this industry is still not sufficiently developed to provide a significant share of energy consumption, but the industrial potential, with the proper level of technological support, can fundamentally correct this situation
JSC Nevinnomyssky Azot: history, production, contacts
Last modified: 2025-01-24 13:01
JSC Nevinnomyssky Azot is one of the world's leading producers of ammonia and nitrogen fertilizers. Located in the city of Nevinnomyssk, Stavropol Territory. It is the largest Russian enterprise of this profile. Belongs to the international group of companies "EuroChem"
Serial production - what is it? Characteristic
Last modified: 2025-01-24 13:01
Organization of production is carried out using various methods. It is influenced by the technical and economic features of the production of finished products, blanks and semi-finished products. Serial production is one of the production methods that is actively used in many sectors of the national economy
Metal cutting: methods, equipment and tools
Last modified: 2025-01-24 13:01
Metal cutting is performed in order for the workpiece to acquire the desired shape. To this end, it is necessary to remove the excess. Such manipulation is carried out through the use of different cutting tools on special machines. In mechanical engineering, metal cutting is very important. Indeed, without this process, neither ordinary machines nor other devices can be made
Wastewater from industrial enterprises and methods for their regulation
Last modified: 2025-01-24 13:01
Nature is a constantly evolving, wise, unique, self-healing organism. However, for such a recovery, a certain amount of time must pass. In the conditions of constant anthropogenic attack, nature does not have enough strength and resources to restore itself. Because of this, global environmental problems arise. One of these problems is the pollution of the World Ocean, and, as a result, the lack of clean drinking water in many regions of the world
Industrial flotation machines for wastewater treatment: types, device, principle of operation
Last modified: 2025-01-24 13:01
2017 has been declared the year of environmental protection in Russia, and therefore environmental education is one of the tasks for this year. Wastewater generated during the economic activities of enterprises contains a large amount of pollutants in concentrations exceeding the permissible and normative ones. As a rule, we are talking about heavy metals (iron, nickel, copper, lead, mercury, cadmium, etc.), oil products, suspended solids, aluminum, and surfactants. These substances, getting into water bodies, violate the norms
Oxygen sleeve: description, GOST, types and diameter
Last modified: 2025-01-24 13:01
Currently, people are quite actively using various gas or oxygen for their own purposes. Since it is necessary to transport a gaseous substance in a completely sealed environment, hoses have been developed, which are called oxygen hoses
Geophysical research: types, methods and technologies
Last modified: 2025-01-24 13:01
Geophysical research is used to study rocks in near-wellbore and inter-well space. They are carried out by measuring and interpreting natural or artificial physical indicators of various types. Currently, there are more than 50 geophysical methods
High molecular weight polyethylene: description, properties, applications
Last modified: 2025-01-24 13:01
Every day, new materials obtained by artificial means are introduced into the sphere of human activity. One of these is high molecular weight polyethylene, which has become a commercial product since the 50s of the last century, but it is gaining real popularity only now
All about HDPE: what it is, properties and applications
Last modified: 2025-01-24 13:01
Today, HDPE geomembrane is very common, what it is will be described in the article. Modern geomembranes based on polyethylene can have a textured or smooth surface. Among their main characteristics are high waterproofing qualities
Main purpose and types of warehouses
Last modified: 2025-01-24 13:01
Warehouse is an integral part of the trading and production process. It performs a number of functions. Depending on the existing conditions and features, certain types of warehouses are distinguished
Combat helicopters are weapons of the 21st century
Last modified: 2025-01-24 13:01
Combat helicopters of the second generation are distinguished by high survivability due to armor and rational layout of vital components, powerful weapons equipped with intelligent fire control systems, and the presence of means that make it difficult to detect them
Silver mining: ways and methods, main deposits, leading countries in silver mining
Last modified: 2025-01-24 13:01
Silver is the most unique metal. Its excellent properties - thermal conductivity, chemical resistance, electrical conductivity, high ductility, significant reflectivity and others have brought the metal to be widely used in jewelry, electrical engineering and many other branches of economic activity. For example, mirrors in the old days were made using this precious metal. At the same time, 4/5 of the total produced volume is used in various industries
Mineral wool density: classification, advantages and disadvantages, purpose of mineral wool and application
Last modified: 2025-06-01 07:06
Mineral wool is the most popular type of insulation for an apartment or house. Today it is used by everyone, from builders to the owner of the apartment, who wanted to insulate the room. The simplicity of its installation allows you to immediately insulate the entire house (ceiling, walls, floor). We will study the features and characteristics of the named material further in the article
Soil stabilization: main steps
Last modified: 2025-01-24 13:01
The article is devoted to the technology of soil stabilization. The features of the stages of this process, as well as the nuances of their implementation are considered
Steel support: types, types, characteristics, purpose, installation rules, operation features and applications
Last modified: 2025-01-24 13:01
Steel poles today are most often used as lighting poles. With their help, they equip the lighting of roads, streets, courtyards of residential buildings, etc. In addition, such structures are often used as supports for power lines
Keyed connection. Keyed connections - GOST. Keyway Tolerances
Last modified: 2025-06-01 07:06
Keyed connection is a kind of joining of two collapsible parts. It is important. In this case, the parts are connected using an auxiliary element - keys
What are the types of sections
Last modified: 2025-01-24 13:01
In any manufacturing, construction industry, certain images are used to manufacture parts, structures. They represent the view of an object from different points of view and sometimes involve the use of a cut or section technique
Bolt designation: features, requirements, GOST and decoding
Last modified: 2025-01-24 13:01
The article shows the main types of bolts, their features, designations and requirements for them according to GOST
CNC decoding (abbreviations), purpose, principle of operation and control sequence
Last modified: 2025-01-24 13:01
CNC machines have captured the market for the production of any parts. At present, no competitive manufacturer can imagine working without modern high-speed machines
Oxygen cylinders. Proper refueling is the key to he alth and safety
Last modified: 2025-01-24 13:01
One of the most important and dangerous preparations for diving is the correct filling of oxygen cylinders. The article tells how to properly fill oxygen cylinders and why there are cases of explosion of oxygen cylinders
Business idea: production of bricks. Technology and installation for the production of bricks
Last modified: 2025-01-24 13:01
You can create your own business that will meet your requirements and also become a source of income. However, in order to obtain high-quality bricks, it is necessary to comply with the technical conditions and adhere to the manufacturing process. The production of bricks at home does not involve the use of expensive equipment. The most important condition is the correct preparation of raw materials
ICE - what is it? Internal combustion engine: characteristics, scheme
Last modified: 2025-01-24 13:01
It would not be an exaggeration to say that most self-propelled devices today are equipped with internal combustion engines of various designs, using various operating principles. In any case, if we talk about road transport. In this article, we will take a closer look at ICE. What it is, how this unit works, what are its pros and cons, you will learn by reading it
How to choose industrial vacuum cleaners without a dust bag
Last modified: 2025-01-24 13:01
The article is devoted to industrial vacuum cleaners without a dust bag. The main selection criteria and the best manufacturers of this equipment are considered
Pipeline connection: methods, details, requirements, control, GOST
Last modified: 2025-01-24 13:01
Today, people actively use the pipeline system. For the high-quality arrangement of such a system, one very important thing is required - a reliable connection of the pipeline. There are many different connection methods. All of them are selected based on various factors, the most important of which is the material used in the production of pipes
Sewing household overlock: description, characteristics, types, prices
Last modified: 2025-06-01 07:06
In our time, sewing equipment is available to everyone. There are various models of sewing devices on sale that allow you to perform a full cycle of sewing operations at home. One of these machines is a household overlocker
Sheet metal processing: technology and equipment
Last modified: 2025-01-24 13:01
Today, sheet metal is one of the most sought-after materials. Sheet metal processing is a process that allows you to change the characteristics of raw materials and bring them to the desired values. In addition, there are many ways to process
Mi-8: characteristics, sorties, disasters and photos of the helicopter
Last modified: 2025-01-24 13:01
In our country, initially they did not attach too much importance to the creation of helicopters. What it was connected with is now difficult to find out, but the fact remains: initially, the Red Army received only aircraft, and there’s no need to talk about the national economy
What is tinning? Methods for protecting metal from corrosion
Last modified: 2025-06-01 07:06
Tinning is widely used in industries such as aviation, radio engineering and electrical engineering. Products used for cooking and storing food are also subjected to this process. What is tinning, what is it used for and how this operation is carried out correctly, and we will consider in this article
Airfield lighting equipment: types, placement and purpose
Last modified: 2025-01-24 13:01
The main types of lighting equipment, details about its composition and characteristics. The primary purpose and tasks that SO systems perform. Description and differences between the first, second and third categories of lighting equipment. Used in Russia and the world types of signal lights. Features of the operation of runway-3 in Sheremetyevo
Tinned copper: concept, composition, manufacture, characteristics and application
Last modified: 2025-01-24 13:01
Tinning means to cover metal products with a thin layer of tin, which in turn prevents the process of oxidation of metal surfaces. But if we take into account the maintenance of the soldering iron, then the process is slightly different
Copper powder: production, purpose and application
Last modified: 2025-01-24 13:01
Copper powder is a product widely used in the paint and varnish, chemical, automotive, instrument making, and nanotechnologies industries. There are several main brands of such a product. And all of them are produced in accordance with the standards stipulated by GOST
Rostov factory of sparkling wines: address, products, shops
Last modified: 2025-01-24 13:01
The capital of the Southern Federal District of the Russian Federation, the city of Rostov-on-Don is known in Russia and abroad for its sparkling wine factory. It is one of the leaders in the production of sparkling wines in the country. The address of the Rostov factory of sparkling wines: street 19-Line, house 53, Nakhichevan district
Busbar installation: technology, equipment, safety
Last modified: 2025-01-24 13:01
The quality of laying power lines depends not only on the stability of equipment and communications, but also on the safety of personnel. Busbar trunkings help organize reliable and compliant wiring, the installation of which increases the design possibilities when laying cables, and also provides a high degree of physical protection from external threats
Bulldozer T 25: description, specifications, engine and operating features
Last modified: 2025-01-24 13:01
The T-25 bulldozer, produced by the Promtractor plant in Cheboksary, is characterized by increased cross-country ability and excellent technical characteristics. This model is used mainly by enterprises of the industrial and oil and gas complex
Aircraft missile R-27 (air-to-air medium-range guided missile): description, carriers, performance characteristics
Last modified: 2025-01-24 13:01
Aircraft missile R-27: performance characteristics, modifications, purpose, carriers, photo. R-27 air-to-air guided missile: description, history of creation, features, material of manufacture, flight range
Control cables are Description, types and applications
Last modified: 2025-01-24 13:01
Electric networks and equipment serving them are built on a multi-level element base, communication links within which are provided with cables of various types. This is electrical wiring that can perform the tasks of distribution, transmission and main transportation of current. Control cables occupy a special place in this segment. This is a universal channel for transporting electrical currents under voltage from 380 to 1000 V
Gold mining in Russia: features, history and interesting facts
Last modified: 2025-01-24 13:01
Gold mining in Russia is concentrated in Siberia and the Urals. There are separate sections in the European part of the country. Since 2017, anyone can use the subsoil to obtain gold. The Magadan region has been chosen as a test site for the project
Reservoir breathing valve: purpose, device, principle of operation, verification
Last modified: 2025-01-24 13:01
Oil refineries and technological complexes using oil and gas products contain a system of pipelines for servicing fuel materials in their working infrastructure. Maintaining sufficient performance in the circulation circuits of the same oil requires the use of special plumbing fittings. Its key element is the reservoir breather valve, through which the pressure is regulated
The power of one section of an aluminum radiator: features and reviews
Last modified: 2025-01-24 13:01
When you know the power of a 500 mm aluminum radiator section, it is important to ask about other characteristics, for example, how the battery is made. Such devices are made by casting or extrusion technology. The first method provides that each section is made separately
Embossing is the future of printing
Last modified: 2025-01-24 13:01
Often even a small souvenir or stationery catches the eye due to its sophistication or attractive appearance. And all thanks to the beautiful embossed pattern. In modern printing industry, stamping is gaining more and more popularity - this is a method that allows you to get a unique and durable pattern that improves the appearance of the finished product
Regenerative heat exchangers: types, principle of operation, scope
Last modified: 2025-01-24 13:01
The principle of heat exchange using heated circulating media is considered optimal for maintaining the operation of heating systems. A properly organized system of thermal energy transfer channels requires minimal maintenance costs, but at the same time provides sufficient performance. An optimized design option for such a system is a regenerative heat exchanger that provides alternate heating and cooling processes
Kvass production: necessary equipment, raw materials and recipes
Last modified: 2025-01-24 13:01
Features of the production and marketing of live kvass. Home or industrial production. The choice of premises and basic equipment, depending on the expected scale of the production of the drink. Technological process of production at the plant. Examples of recipes for home or small production
Classification of cutters: types, description, application
Last modified: 2025-01-24 13:01
Cutters are cutting tools that are characterized by a wide variety of types and configurations. The choice of cutters depends on what material the workpiece is made of, on its shape and final tasks. A detailed classification of cutting tools will help in determining the specifics
Preparation of oil for processing: the main process, methods and technologies
Last modified: 2025-01-24 13:01
Produced from the wells of oil fields are not a raw material in its pure form. Before the stages of the production process of the main processing with the receipt of a trade item with the necessary consumer qualities, the future energy resource goes through several technological stages of processing. The need for the implementation of these processes is due to the initial contamination of crude oil
Tuymazinskoye oil field: description and characteristics
Last modified: 2025-06-01 07:06
Tuymazinskoye field is located on the territory of Bashkiria. In these places, oil was discovered back in 1770. Industrial development of we alth began in the 30s of the last century. Not so long ago, Bashkortostan celebrated the 75th anniversary of its own oil industry
Collet connections: classification, types of pipes, working technique and instructions for use
Last modified: 2025-01-24 13:01
The push-in fitting has an external thread with an external hexagon. The nominal passage is 6 mm. The sealing threaded connection is coated. Assembly position can be any. The design works on a reciprocating principle. The operating pressure range varies from 0.95 to 6 bar. Working pressure depending on temperature is equal to the limit from 0.95 to 14 bar
Hydraulic fracturing: types, calculation and technological process
Last modified: 2025-06-01 07:06
Hydraulic fracturing: the essence of the technology and its detailed step-by-step description. Varieties of the process. Applied materials, their advantages and disadvantages. Acid fracturing. Equipment for hydraulic fracturing
Inline production is Concept, definition, methods of organization and technological process
Last modified: 2025-01-24 13:01
The production process is a complex technological action that can be organized in different ways and means. The work of an enterprise in the conditions of in-line production of products is today considered the most efficient, but at the same time demanding in terms of labor, organizational and material costs. In a general sense, in-line production is a format of production activity in which the principles of rhythm and repeatability of operations come to the fore
Flow methods of production organization: parameters, characteristics and standards. The need for this method in production
Last modified: 2025-01-24 13:01
Today, in-line production is the most progressive form of organization of the production system. Optimal speed of work, minimum labor intensity and maximum quality of production - this is not a complete list of the advantages of the method under consideration
Pig iron production in Russia, development history
Last modified: 2025-01-24 13:01
For several hundred years, the Russian Federation has been among the world leaders in the production of pig iron. This alloy is used in a variety of industries, is used to create artistic and decorative products
Polypropylene - what is it? Definition, technical characteristics of the material, application in industry and everyday life
Last modified: 2025-01-24 13:01
You can build a heating system with your own hands from polypropylene. The material is affordable and lightweight. Before starting work, it is necessary to designate the connection points and understand the installation method. For soldering pipes, products must be cut to size. The joints must be even and have a right angle. Sections are degreased, chips are removed from the surface after cutting
Weight of 1 m2 of porcelain stoneware. Characteristics and properties of porcelain stoneware
Last modified: 2025-01-24 13:01
When you know the weight of 1 m2 of floor tiles, you can also look at other characteristics, such as frost resistance. This indicator is one of the main ones and determines the possibility of operation not only indoors, but also outdoors. Technical properties are measured by 50 temperature cycles, which are equal to the same number of years
Gypsum grades: characteristics, definition, photo
Last modified: 2025-01-24 13:01
Studying the brands of gypsum for artificial stone, you may notice that it is not always convenient that the material sets so quickly. When working with solutions, you must take into account that the hardening dough stops seizing and rejuvenates when mixed. But if such a solution is applied to the surface, it will no longer have the necessary strength, and when it dries, the material will begin to collapse, become covered with cracks
Cross-linked polypropylene: features, specifications and reviews
Last modified: 2025-01-24 13:01
Heated floor made of cross-linked polypropylene, according to home craftsmen, will be a highly efficient system. Such pipes are considered today the most modern choice, since their characteristics fully meet the requirements. Among the shortcomings here, according to buyers, one can note only low flexibility, due to which the products do not hold their shape well during installation
Crushed-stone-mastic asph alt concrete (ShMA): GOST, properties and characteristics
Last modified: 2025-06-01 07:06
According to GOST, roads must be laid using asph alt concrete, which contains a stabilizing component. Its properties and appearance are of great importance for improving the quality of the final material, its transportation, preparation and installation. Additives are structuring fibrous. They allow you to maintain uniformity and help keep hot bitumen on the surface of crushed stone
Thermal conductivity of sandwich panels: concept, main characteristics, dimensions, thickness, thermal conductivity coefficient, installation rules, pros and cons of operation
Last modified: 2025-01-24 13:01
Thermal conductivity of sandwich panels will be the lowest if polyurethane foam is the basis. The parameter under consideration here varies from 0.019 to 0.25. The material is strong, dense and light. It is chemically resistant and does not absorb moisture. Rodents are indifferent to polyurethane foam, fungi and mold do not develop inside it. Working temperature reaches +160 ˚С
MDF: density, characteristics, application, tips
Last modified: 2025-01-24 13:01
When you already know the density of MDF, you can study the tips for cutting the material. It is best to purchase products with standard sizes and with factory processing. If there is a need to carry out sawing, it is better to entrust it to specialists. In this case, special format-cutting machines are used
Foam vapor permeability: composition, properties, structure, classification, application and safety
Last modified: 2025-01-24 13:01
The thickness and vapor permeability of the foam - this is not all you need to know when buying material. It is important to take an interest in sound and windproof properties. If the walls are insulated with foam, they will not need wind protection. The soundproofing of the building will be improved. Thus, the soundproofing properties are explained by the cellular structure
Cylinders "Rockwool" (Rockwool): description, device, principle of operation, application, photo
Last modified: 2025-01-24 13:01
The service life of pipes is reduced due to their use in conditions of low temperatures and high humidity. This problem, however, can be solved by using modern protective materials made of mineral wool. Among the huge variety of proposals on the market, Rockwool cylinders are not the last. The company started its activity more than a century ago in Denmark. During its existence, it has achieved consumer recognition
Omsk Oil Refinery - a subsidiary of Gazpromneft
Last modified: 2025-01-24 13:01
Omsk Oil Refinery is recognized as the best oil refinery in 2012 by WRA (World Association of Refiners). It is a subsidiary of Gazpromneft. The capacities of the enterprise allow to produce 21.4 million tons of oil annually
Ural Automobile Plant: history, production, products
Last modified: 2025-01-24 13:01
Ural Automobile Plant (OJSC UralAZ) is the leader in the production of off-road trucks in Russia. The company produces finished vehicles and chassis with 4x4, 6x6 and 8x8 all-wheel drive. Cars have won respect due to the unique cross-country ability, decent quality and ease of operation
Sapper shovel BSL-110
Last modified: 2025-01-24 13:01
The article will focus on the BSL-110 sapper shovel. Its history will be told, its analogues will be presented, what significance it had in military affairs and, of course, all the advantages of this model will be given
Oil-exporting countries. The largest oil exporters - list
Last modified: 2025-01-24 13:01
Currently, some major oil exporting countries have united. This allows them to regulate world prices and dictate terms to importers
Oil production in the world. Oil production in the world (table)
Last modified: 2025-01-24 13:01
The world as we know it would be very different if there was no oil. It is hard to imagine how many everyday things are created from oil. Synthetic fibers that make up clothing, all plastic used in everyday life and industry, medicines, cosmetics - all this is created from oil. Almost half of the energy consumed by mankind is produced from oil. It is consumed by aircraft engines, as well as almost all vehicles in the world
Russian fleet. Navy of the Russian Federation
Last modified: 2025-01-24 13:01
What is this - the Russian fleet? What are the goals of its activities? What associations are included in it? Let's analyze the structure of the Navy, get acquainted with the command. In conclusion, let's talk about the current state of affairs and development prospects
The largest factories in Volgograd
Last modified: 2025-01-24 13:01
Volgograd is the largest industrial center of the Volga region, located at the intersection of important transport routes. The factories of Volgograd make an important contribution to the development of the region, this includes filling the budget, employment of citizens, social and infrastructure projects. The manufacturing sector is represented mainly by enterprises of mechanical engineering, metallurgy, chemical and instrument-making industries
History of the Ignalina NPP. Establishment, plans and closure of the station
Last modified: 2025-01-24 13:01
The famous Ignalina nuclear power plant was built in Lithuania during the Soviet era. It was originally supposed to use 6 power units here, each of which would have an energy capacity of 1185-1380 MW. However, the project was never implemented due to various reasons
The use of natural gas. Natural gas: composition, properties
Last modified: 2025-01-24 13:01
What do we know about hydrocarbons? Well, perhaps something from the school curriculum in chemistry, and the word methane periodically flashing in the media … What do we know about natural gas, except for its explosive properties? What other use of natural gas, besides the well-known cooking and heating of residential buildings? What's new in the world of energy consumption and energy security?
Doors "Dariano": reviews, review of models, recommendations and photos
Last modified: 2025-01-24 13:01
According to the firm conviction of modern designers, properly selected interior doors are the element on which a lot depends on the organization of the interior. Therefore, the choice of structures of this type should be approached with all responsibility. Numerous reviews of Dariano doors say that these noble products will be the final chord in creating the style of your home
Doors "Ocean": customer reviews, review of models with photos
Last modified: 2025-01-24 13:01
Ocean Company has existed on the modern market for several years, during which time it has managed to win the respect and trust of customers with the quality of its products. The range of interior designs of the company also pleasantly pleases with its unusual shapes, colors and designs and amounts to dozens of items of the most interesting models. This choice allows you to choose a wide variety of models that will suit any interior, be it high-tech or a classic version of a cozy home
Window Podolsk plant: photos and reviews
Last modified: 2025-01-24 13:01
Plastic windows are slowly but surely entering our lives, displacing their predecessors. With the development of technology, the production of these structures is becoming more affordable and faster. Therefore, today every resident of our country can afford the products of the Podolsk window factory
Doors "Neman": reviews, review of models, description, photo
Last modified: 2025-01-24 13:01
In our turbulent times, many are thinking about installing a good front door. Dozens of reviews of the Neman metal door report that this product has a strong and powerful design, equipped with reliable hinges and good locks. These doors can truly resist the ill intentions of a burglar, protect your premises from wind, cold, even fire
Vladimir doors: customer reviews, assortment overview, types of coatings, installation
Last modified: 2025-01-24 13:01
Having any housing, each of us, no doubt, wants it to be reliably protected from the penetration of various unwanted visitors from the outside. Today there are many ways to protect. And one of the main, perhaps, are the entrance and interior doors. A lot depends on how durable they are. Perhaps that is why the demand for the products of the Vladimir Doors factory has recently increased significantly
Doors "Onyx": reviews, models, material used, photos in the interior
Last modified: 2025-01-24 13:01
Most of all, a person values his he alth and the he alth of his loved ones, so he tries to make his home and work environment as safe as possible, to surround his room with furniture that brings him moral and physical he alth. Interroom doors "Onyx" meet such requirements. In reviews of the products of this company, buyers often mention that it is made from materials of natural origin, which are absolutely safe for human life
Doors "Legrand": reviews, review of models, description, photos in the interior
Last modified: 2025-01-24 13:01
Any person seeking to secure their home sooner or later faces the choice of a metal door. Naturally, he wants to get the best one. If you decide to install an entrance metal door in your apartment, then the huge assortment and the apparent simplicity of choice themselves push you to pay all attention to the reliability and appearance of the product when solving this issue
Tungsten: application, properties and chemical characteristics
Last modified: 2025-01-24 13:01
Mother nature has enriched mankind with useful chemical elements. Some of them are hidden in its bowels and are contained in relatively small quantities, but their significance is very significant. One of these is tungsten. Its use is due to the special properties
Laying a gas pipeline: methods, equipment, requirements. Gas pipeline security zone
Last modified: 2025-01-24 13:01
Laying of the gas pipeline can be done by underground and ground methods. When choosing equipment for such systems, safety standards should be followed. Actually, the laying of highways is carried out with strict observance of all the required technologies
Circulation system - description, installation features and reviews
Last modified: 2025-01-24 13:01
The article is devoted to circulation systems. The device of this system is considered, as well as installation work on the installation of the pump and reviews
Wood shavings: types, production technology and application features
Last modified: 2025-01-24 13:01
Wood shavings as an industrial, packaging and decorative material. Types and characteristics of chips, differences from chips and sawdust. Application in the country, in animal husbandry, in construction, as a heater, decorative element and filler when packing gifts and fragile items
Biodegradable polymers: concept, properties, methods of preparation and examples of reactions
Last modified: 2025-01-24 13:01
Biodegradable polymers were developed as an answer to the problem of plastic waste disposal. It's no secret that their volume is growing every year. The word biopolymers is also used for their abbreviated designation. What is their peculiarity?
Rectangular duct: types, manufacturers, sizes and reviews
Last modified: 2025-01-24 13:01
Today, ventilation is used almost everywhere, from large industrial facilities to private houses with hoods. However, any system has one thing in common - it is a rectangular duct, through which the volatile substance moves
Installation base: definition, classification, features and examples
Last modified: 2025-01-24 13:01
Not everyone knows, but each machine has a certain place where its parts must be installed. The totality of all surfaces, points or lines of the workpiece, along which the installation is carried out, is called the installation base
Single-phase transformer. Purpose, device and main characteristics
Last modified: 2025-06-01 07:06
In practice, many repairers are often faced with the need to replace a burned-out single-phase voltage transformer. To ensure suitability, the characteristics of the replacement device should be examined
Differential automaton: meaning, selection rules, connection
Last modified: 2025-01-24 13:01
A differential machine serves as a powerful protective force against the damaging effect of electric current on the human body. It combines the functions of an automatic breaker and a residual current device (RCD). The action of this machine is aimed at protecting the wiring from overload, short circuits, as well as protecting a person from electricity when he enters a high voltage area and touches current-carrying equipment elements
High-frequency generator: overview, features, types and characteristics
Last modified: 2025-01-24 13:01
Currently, the number of various electrical appliances is large. One of these was a high-frequency generator. As the name implies, it is used to set the oscillation frequency in a certain range
Zuevskaya TPP, Donetsk region
Last modified: 2025-01-24 13:01
Zuevskaya thermal power plant is a large enterprise in the south-east of the Donetsk region. Part of the structure of the intersectoral united company DTEK Vostokenergo
The largest power plants in Russia: list, types and features. Geothermal power plants in Russia
Last modified: 2025-01-24 13:01
Russia's power plants are scattered in most cities. Their total capacity is enough to provide energy for the entire country
Determination of the position of the vessel. Vessel definition: methods
Last modified: 2025-01-24 13:01
Now it is not difficult to calculate the point in the ocean where the ship is located, determining its coordinates takes a matter of seconds, and, as a rule, they are tracked continuously
Valve arrester: main characteristics, types, principle of operation
Last modified: 2025-01-24 13:01
Atmospheric overloads in electrical circuits often cause transformers to fail. To solve this problem, special devices are used, which are called valve arresters
Concrete lawn grid - the solution to the problems of the city
Last modified: 2025-01-24 13:01
Because of the lack of sufficient parking spaces, not only car owners suffer, but also pedestrians. The use of lawn trellises can solve these problems, and at the same time they will beautify the urban landscape
Automation of boiler plants: description, device and diagram
Last modified: 2025-01-24 13:01
To regulate and optimize the functioning of boiler units, technical means began to be used even at the initial stages of automation of industry and production. The current level of development in this area can significantly increase the profitability and reliability of boiler equipment, ensure the safety and intellectualization of the work of maintenance personnel
Copper plate, foil, tape: production, characteristics, application
Last modified: 2025-01-24 13:01
Copper is one of the most popular metals in the world today, it is used in many areas of production
Bentonite - what is it? Bentonite production, application
Last modified: 2025-01-24 13:01
Bentonite - what is this mineral and what is it used for? First mined in the town of Benton (USA), the mineral is widely used in all industries: from food to oil production. What qualities of a mineral have allowed it to take its rightful place in modern industry? The answer is in the article below
Primary meat processing: consistency, technology
Last modified: 2025-01-24 13:01
Primary processing of meat is a whole range of technological operations that are performed in any production. For different raw materials, in most cases, the same equipment is used