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Heaters for control cabinets: how to choose the power rating, install them, and protect electronics Automation, control, and distribution cabinets are used in industry, power engineering, transport, water supply systems, ventilation, security systems, and many other areas. Inside such cabinets there are controllers, relays, power supplies, frequency converters, terminals, sensors, and other electronics, whose stable …

Heaters for control cabinets: how to choose the power rating, install them, and protect electronics Read More »

1. Selection of Power Density by Room Type The main design parameter is power density (W/m²). It depends on the building’s thermal insulation and the target temperature. It is important to remember that due to direct infrared radiation, the feeling of thermal comfort is achieved at an air temperature 3–4 °C lower than in traditional …

Power Calculation and Installation of Infrared Heaters Read More »

1. Introduction: What Is Infrared Radiation? Infrared radiation — what exactly is it? Dangerous radiation (radiation?!) that must be avoided at all costs, or a natural phenomenon without which life on Earth would be impossible? A part of sunlight or a separate type of electromagnetic waves? To understand this, we need to recall a bit …

Infrared radiation: what it is, wavelength and principle of operation of heaters Read More »

Thermal conductivity is one of the key characteristics of materials that directly affects heating efficiency, speed, and uniformity. It determines how quickly a heater transfers heat to the working medium, how stable the temperature will be, and what level of heat losses will occur during operation. When designing and selecting industrial heaters, it is important …

Thermal Conductivity of Materials: Formulas, Tables, and Material Selection for Heaters Read More »

The essence of the method is the use of electromagnetic fields for fast and efficient heating of metal objects. Modern technology is increasingly used in various industries and everyday life. Let’s consider the evolution of induction heating from ancient times to the present day and try to look into the future of this technology. The …

Induction Heating: What Discoveries Were Made and What Role Does It Play Today Read More »

When manufacturing an assortment of plastics, the temperature value of the process is an important criterion. The raw material has to be heated, melted, then the right thermal value of the mold has to be maintained so that the cooling of the almost finished products takes place in the specified mode. Methods of heating molds …

Complete information on molds, cartridge heaters and thermal processes Read More »

When people tasted the taste of food cooked over a fire, they gave up raw food. For a long time they used ovens, and after the advent of electricity, they began to use convenient stoves. Then the food industry was created. Thanks to it, they were able to process agricultural crops in large quantities, preserve …

Application of tube heaters in the food industry Read More »

Greenhouses are used everywhere in our country. They help to grow vegetables earlier than the seasonal period, so they are popular both in large agrarian farms and with owners of small land plots. Those who have created entire greenhouse farms grow crops and flowers all year round. Spring weather is also full of surprises: after …

Growing crops in greenhouses using heating Read More »

Selection of the heating element is an important engineering task, which directly affects the efficiency and reliability of the electric heating system. Mistakes when buying thermal devices can stop the technological process, putting the equipment out of operation. To avoid this, you need to take into account the peculiarities of application and requirements for the …

What to remember when selecting a heating element Read More »

Heaters are the working element of a significant number of household appliances used by every family. They were developed more than a century ago. The initial experiments on creation were carried out at the end of the 19th century by James Joule. It was he who in 1841 discovered the Joule-Lenz law, according to which …

Who gave rise to electric tube heaters? Read More »