Tag: what is

What is the transformer?

The transformer is made up of an iron core (or magnetic core) and one or more windings of a coil. The primary winding of the coil, which is linked to the power source, is referred to as the primary coil, and the remaining windings are referred to as the secondary coil.The simplest iron core transformer consists of two coils with unequal numbers of turns mounted on the core and a core made of soft magnetic material.

The core's function is to make the magnetic coupling between the two coils stronger.The core is made of a laminated silicon steel sheet that has been coated; there is no electrical connection between the two coils, and the coils are wound using insulated copper (or aluminum) wire to reduce eddy currents and hysteresis losses in the iron. The primary coil (or primary coil) is the coil connected to the AC power source, and the secondary coil is the coil connected to the appliance (or secondary coil).

Electricity, which is immediately changed by the generators of hydroelectric power stations and power producing stations, is widely employed as an energy source in modern industrial businesses. Depending on the transmission distance, the electricity produced by the generators will be transmitted at various voltage levels, hence a special device known as a "control transformer" is required to modify the voltage. It is a conversion tool because, in daily life, the power of various control transformer models is not the same, and the voltage and current limit values used are also different. However, electricity is transmitted from the same location, but the value required for each region is different. As a result, our transformer was developed to address these issues.Here we will take you through the purpose of control transformers.

Ceramic capacitors use ceramic materials with high dielectric constant and low loss as the medium. The silver layer is sprayed on both sides of the ceramic substrate, and then the silver film is fired at high temperature as electrodes to weld the leads. The outer surface is coated with protective enamel or encapsulated with epoxy resin. The capacity is determined by the area and thickness of the ceramic sheet, and the pressure resistance is determined by the thickness of the ceramic.

Centrifugal pumps are currently utilized across a vast array of domestic and industrial processes. From supplying the water used in residential buildings to industrial applications like food, beverage, and chemical manufacturing, different types of centrifugal pumps are required to effectively meet pumping requirements. The centrifugal pumps can be classified based on many factors such as construction, design, application and industrial standards. Therefore, one centrifugal pump can be placed into different groups at the same time. In this article, we will introduce three classifications of centrifugal pumps.

A spectrophotometer is a measuring instrument that samples reflective or transmissive objects with discrete wavelengths. Due to the different molecular structures of different objects, the ability to absorb light of different wavelengths is also different. Therefore, each object has a specific absorption spectrum. A spectrophotometer separates each monochromatic light from a mixture of wavelengths and measures its intensity.

Digital oscilloscope has the unique advantages of waveform triggering, storage, display, measurement, waveform data analysis and processing, and its use is increasingly popular. It is an indispensable tool for designing, manufacturing and repairing electronic equipment. Digital oscilloscope generally support multi-level menu, can provide users with a variety of choices, a variety of analysis functions. Other oscilloscopes can provide storage for waveform storage and processing. In this article we are going to discuss about different types of digital oscilloscopes in detail.

A dehumidifier is a device that absorbs moisture from the air to reduce indoor humidity. It also lowers the air temperature, making your room more comfortable. Which one you choose largely depends on where you live and what your budget is. If you want to keep the humidity in your home low, you need to choose the right house based on your living situation. This article mainly introduces the types of dehumidifiers.

Do you live in a hot or humid environment and have you noticed a lot of condensation on your windows and mirrors? Does anyone in your household suffer from allergies or asthma? Have you ever experienced mold in your room? If you are concerned about any of the above The answer to the question is yes, your home can benefit from a home dehumidifier. After the treated air is sucked in by the fan, it is first filtered by the air filter, and then cooled and dehumidified on the cooled evaporator. In this article we will talk about the benefits of dehumidifiers.

Spectrophotometer, also known as spectrometer, is a scientific instrument that decomposes light with complex components into spectral lines. The measurement range generally includes the visible light region with wavelengths ranging from 380 to 780 nm and the ultraviolet region with wavelengths ranging from 200 to 380 nm. Different light sources have their own unique emission spectrum, so different luminous bodies can be used as the light source of the instrument.

A colorimeter is an instrument that measures the color characteristics of materials. The main purpose of the colorimeter is to measure and analyze the color, hue and color value of the tested material. In order to overcome or reduce the misjudgment caused by stability, reduce the economic loss of users, and improve the efficiency of the colorimeter, it is necessary for us to analyze the main factors of insufficient stability of the colorimeter detected by the sample. In this article, we will go into details.

The ball valve is evolved from the plug valve. It has the same lifting action of rotating 90°, the difference is that the cock body is a sphere with a circular through hole or channel through its axis. The ratio of the spherical surface to the channel opening should be such that when the ball rotates 90°, all spherical surfaces should appear at the inlet and outlet, thereby truncating the flow. The ball valve can be closed tightly with only a 90° rotation operation and a small torque. The completely equal valve body cavity provides a low resistance, straight-through flow path for the medium.

Linear guideways, also known as line rails, are used in high-precision or high-speed linear reciprocating motion applications. They can bear a fixed torque and can achieve high-precision linear motion under load.
Linear rails can be divided into roller linear guides, cylindrical linear guides, and ball linear guides. According to the nature of friction, linear motion guideways can be divided into sliding friction guides, rolling friction guides, elastic friction guides, fluid friction guides, etc.

Ultrasonic thickness gauge is a high-precision thickness gauge that utilizes the principle of ultrasonic measurement and adopts a high-speed processor and high-integrated chip design to achieve portable, non-destructive, fast and accurate measurement of thickness and sound velocity of various materials. The ultrasonic thickness gauge is suitable for measuring the thickness of various materials, such as steel, various metals, glass, ABS, plastic, PVC, and ductile iron, that can use ultrasonic waves to propagate inside it at a constant speed and can be reflected from the back.

Locking plug is known as NEMA connectors. NEMA stands for the National Electrical Manufacturers Association, a USA-based organization that forms a set of globally recognized and internationally applied standards for the manufacturing of electrical equipment. These standards outline the voltage and amperage configurations of plugs and receptacles to make it easier for consumers to differentiate them. NEMA connectors, including power plugs and receptacles, are among the electrical product categories covered by NEMA standards.

Modern industrial automated machinery is powered mostly by motors. The torque generated from a rotating motor provides the driving force for moving conveyor belts, gears, chains and other mechanical components, so a motor naturally becomes such an integral part that is key to the driving system. When it comes to the protection of the core power part, you can't pay too much attention to it. Thermal overload relays are used to provide overload protection, open-phase protection and protection against the unbalanced current for motors and they can also avoid heating in electrical equipment. The thermal overload relay works by the thermal effect of electric current to push the action mechanism to make or break contacts for the protection of electrical appliances.

Most people understand that synchronous motors use power to generate motion. Some motors are powered by DC current, others by AC current, others by a combination of the two, and their specific method of energy transfer is unique to each motor. This article will focus on synchronous motor. It aims to explain the definition, features of synchronous motors and differences between induction motor, so that anyone looking to use one of these devices has the relevant information to do so.

Quick connector is a kind of coupling that can connect or disconnect pipelines without tools. the quick connector can be divided into the quick connector for air, quick connector for oxygen and fuel gas, quick connector for gas and liquid common, quick connector for oil and pressure, quick connector for inert gas, quick connector for cooling water and temperature oil, and quick connector for semiconductor. The structure of the quick connector can be divided into two-ended open and closed, two-ended open and closed, and single-way open and closed.

An anemometer is an instrument that measures the speed of air. There are many types of it, and the three-cup anemometer is widely used. Robinson in the United Kingdom invented the rotating cup anemometer, and it was four cups at that time, and then it was changed to three cups. The three parabolic or hemispherical empty cups fixed to each other on the rack are all in one direction, and the entire rack together with the wind cup is mounted on a freely rotatable shaft. The three-cup anemometer commonly used in meteorological stations is composed of three parabolic cone empty cups fixed on the bracket at 120° to each other, and the concave surfaces of the empty cups are all in one direction. The entire induction part is installed on a vertical rotating shaft. Under the action of wind, the wind cup rotates around the shaft at speed proportional to the wind speed. Another type of rotary anemometer is the propeller anemometer, which consists of a three-blade or four-blade propeller to form a sensing part, which is installed at the front end of a wind vane so that it is always aligned with the direction of the wind. The blades rotate about the horizontal axis at a speed proportional to the wind speed.

ATO pneumatic grease pump is a kind of refueling equipment, which is widely used at present. It can replace oil in time for automobile maintenance and various mechanical equipment. The pneumatic grease pump with 3 gal~12 gal is the most powerful assistant in production and life. It is a kind of pneumatic tool.

A hydraulic hand pump uses human power as an input to generate a combination of pressure and flow, which then produces hydraulic energy. Based on the simple principle of a handle providing leverage to an internal piston, hydraulic fluid is delivered directly under manually applied pressure. The piston then forces the hydraulic fluid into the cylinder port. Water and hydraulic fluid are the most common fluids, but a variety of pressure media can be used.