Industry News
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Interfacial Tension Significance, Background and Testing Methods | Interfacial Tension Tester
interfacial tension Broadly speaking, interfacial tension is defined as the force that must be expended to increase the size of an interface between two adjacent phases that are not completely mixed. In a narrow sense, the term refers to liquid/liquid and liquid/solid ph...Read more -
Working principle and usage method of insulating oil dielectric strength tester
In high-voltage electrical equipment such as oil-immersed transformers, oil circuit breakers, and oil-filled cables, insulating oil is widely used and is often used for insulation and blocking work. However, during long-term use, the insulating oil of these electrical eq...Read more -
Why do you need to test the turns ratio of power transformers?
The Transformer Transformation Ratio Tester is based on a single-chip microcomputer as the core for measurement calculation and automatic control, with a full English menu operation interface, a new generation of intelligence with the advantages of intuitive display, goo...Read more -
oil breakdown voltage tester bdv oil tester |Video feedback from customers after use
oil breakdown voltage bdv tester Insulating oil dielectric strength tester complies with astm d1816 astm d877 standard. It is testing all kinds of Insulation Oil’s Dielectric Strength Value.Our company has three different types of single-cup oil bdv tester, three-cup oil...Read more -
The working principle of open flash point tester and closed flash point tester
The flash point is the lowest temperature at which a flammable liquid or solid can give off sufficient vapour to form a flammable mixture with air at the surface of the liquid or solid in the container used. The flash point of a flammable liquid varies with its concentra...Read more -
Product delivery PS-1006 Six cup breakdown voltage tester
1、5.4 LCD display, Chinese menu is convenient for man-machine conversation, with temperature and humidity measurement and clock display function. 2、The operation is simple, and automatically complete the operation of boosting, holding, stirring, static setting, calcula...Read more -
Analysis of the status quo and price trend of the global container shipping market in 2022
In 2021, with the gradual recovery of the global economy, the container shipping market will develop rapidly. In 2020, the total volume of global seaborne container trade reached 1.959 billion tons, accounting for about 17% of the total global seaborne trade market, an i...Read more -
Insulating oil dielectric strength tester | Influence of transformer oil on testing instrument
Insulating oil is widely used in high-voltage electrical equipment such as transformers, oil circuit breakers, oil filled cables, power capacitors and bushings. Its functions are as follows: 1. Insulation effect. Immerse and protect the solid insulation of transformers, ...Read more -
mid-autumn festival——-Chinese traditional festival
Mid-Autumn Day is a traditional festival in China. Almost everyone likes to eat mooncakes on that day. Most families have a dinner together to celebrate the festival. A saying goes， ＂The moon in your hometown is almost always the brightest and roundest＂. Many people w...Read more -
High-voltage switchgear
High voltage switchgear is any switchgear used to connect or disconnect a part of a high-voltage power system. This equipment is essential for the protection and safe operation, without interruption, of a high voltage power system, and is important because it is directly...Read more -
How to clean, maintain and maintain the insulating oil dielectric strength tester?
The insulating oil dielectric strength testing instrument is widely used in high-voltage electrical equipment such as transformers, oil circuit breakers, oil-filled cables, power capacitors and oil bushings. How to maintain the dielectric strength test instrument of i...Read more -
The laboratory received the automatic insulation oil pressure tester, which items are suitable for acceptance?
The laboratory received the automatic insulation oil pressure tester, which items are suitable for acceptance? Although as a customer, the ability to return this device after half a year is great, but after all, it is too laborious,...Read more -
9 steps to tell you how to import goods from China correctly
step: 1. Select a product to import. The first step in a successful import is choosing the right product. It's a lot harder than simply picking the cheapest item, or the item with the highest price tag. Some guidelines to follow when...Read more -
What is the function of transformer oil?
Transformer oil is a popular name, and the correct name of transformer oil is mineral insulating oil or transformer insulating oil. Transformer oil usually produces 10# from paraffin base oil, 25# from intermediate base oil, and 25# an...Read more -
What is Kinematic Viscosity?
Kinematic Viscosity measurements are used in quality control and characterization tests in a wide range of fields. We’ve explored some of the most commonly asked questions about viscosity testing; what is kinematic viscosity? How is it measured? How does temperature affe...Read more -
Trace Moisture Analyzer丨What problems can be caused by too much moisture in lubricating oil
When the moisture in the lubricating oil reaches a certain level, it will produce the following quality problems 1. Reduce the quality of lubricating oil. The main components of lubricating oil are base oil and various additives. Th...Read more -
Tan-Delta Testing and Very Low Frequency Testing (VLF)
Tan-Delta Testing Dissipation Factor (Tan-Delta) is one of the most powerful offline nondestructive diagnostic tools used to monitor the condition of extruded cable insulation. Capacitance and Ta...Read more -
How does a DC generator work? What is the difference between an alternator and a DC generator?
How does a DC generator work? The armature is driven by a motor to rotate at a constant speed counterclockwise, and the coil sides a b and c d cut the magnetic lines of force under the magnetic poles of different polarities respectively, and induce elect...Read more -
INSULATION PROPERTIES OF TRANSFORMER OIL
What Is Transformer Oil ? Transformer oil actually is Insulating oil which has excellent stable electrical insulation property at long time high temperature. Due to mass use this insulating oil in electrical oil-filled transformer, commonly it is called transf...Read more -
How to understand titration curves?
The x-y plot that we know of as a graph was the brainchild of the French mathematician-philosopher Rene Descartes (1596-1650). His studies in mathematics led him to develop what was known as "Cartesian geometry", including the concept of today's graphs. The coordinates a...Read more -
Transformer Oil Flash Point and its Importance
Flash point of the transformer oil is 140˚C. In this article, we will discuss the flash point of the transformer oil and what is its importance. What is the Flash Point of Oil? The transformer oil on heating hydrocarbon present in the oil releases enough vapors. The vapo...Read more -
Moisture analysis
Moisture analysis covers a variety of methods for measuring moisture content in solids, liquids, or gases. For example, moisture (usually measured as a percentage) is a common specification in commercial food production. There are many applications where trace moisture m...Read more -
VLF cable testing
VLF cable testing (Very Low Frequency) is a technique for testing of medium and high voltage (MV and HV) cables. VLF systems are advantageous in that they can be manufactured to be small and lightweight; making them useful – especially for field testing where transport a...Read more -
PS-ZD20T Three Phase Winding Resistance Tester
I. General DC resistance of transformer is the essential item to be tested in semi-finished product, finished product delivery test, installation, handover test and preventive test by electric power department, a...Read more -
The significance of measuring the interfacial tension of insulating oil and the detection method of interfacial tension
The interfacial tension between oil and water reacts to the affinity between oil and water. If the tension is large, oil and water are not easily miscible (emulsified), and oil is easy to dehydrate during refining (an important indicator of insulating oil is that trace water PPM cannot exceed the...Read more -
Analysis of the current and future trends of international transportation under the 2021 epidemic
For the logistics industry, extreme phenomena have been going on for more than half a year. Whether it is congestion, shortage of empty containers, skyrocketing freight, including shortage of railway capacity, shortage of ships, and shortage of trucks, none of them const...Read more -
Insulating oil dielectric strength tester
A brief analysis of the test purpose of the insulating oil breakdown voltage tester: 1.The dielectric strength of electrical insulating materials is the key performance that determines the conditions under which the material can be used. In many cases, the dielectric str...Read more
