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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 -
Difference table of two models of potentiometric titrators
PS-DD3D PS-DD600 model Feed accuracy(ml) Number of methods = method template + user method save result one-step dosing connect comput...Read more -
Good news！！！5.18th anniversary event
Push Electric Manufacturing Co., Ltd. was established on May 18, 2012, and has been operating for ten years（2012-2022）. We have grown from naive to mature. Thank you for your support and companionship over the years. In order to giv...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 -
Principles of Karl Fischer Volumetric Moisture Meter and Coulometric Moisture Meter
The Karl Fischer method for determining moisture is an electrochemical method. The principle is that when the Karl Fischer reagent in the electrolytic cell of the instrument reaches equilibrium, water-containing samples are injected, and water participates in the redox r...Read more -
Why Are Chinese Products Less Expensive?
Integrated domestic supply chain: Manufacturers have easy access to a wide variety of affordable raw materials from local suppliers. Government promotion: China promotes and boosts the competitiveness of its exports through means such as the establishment of special economic zones, tax and financ...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 -
Significance of Dielectric Dissipation Factor (Tan δ) in Transformer Oil
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Determination of flash point— Rapid equilibrium closed cup method
1 Scope This standard specifies a kind of paint (water-based paint), varnish, lacquer base and adhesive with a closed cup flash point in the range of 130℃～300℃ Method for the determination of closed cup flash point of solvents, solvents, petroleum and related products. ...Read more -
How to choose the right transformer oil breakdown voltage（bdv） tester?
If you are going to choose the latest and new range of high-grade and advanced transformer oil breakdown voltage tester, it is better to keep in mind some essential points and focus on precautions that are associated with transformer oil breakdown voltage test. ● It is i...Read more -
ASTM D1816 Standard Test Methods Dielectric breakdown voltage of insulating oil
Standard Test Method for Dielectric Breakdown Voltage of Insulating Oils of Petroleum Origin Using VDE Electrodes1 This standard is issued under the fixed designation D 1816; the number immediately following the designation indicates the year of original adopti...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 -
Why use oil detection equipment
The insulating oil used in the transformer as liquid insulation is a distinctive type of oil that has outstanding insulating properties which are also firm even at elevated temperatures. The mineral oil is generally used in oil-based power transformers to prevent the dev...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 -
Chinese traditional festival Lantern Festival
The 15th day of the first lunar month is the traditional Lantern Festival (Yuanxiao Festival in Chinese). Yuanxiao comes from the fact that the first lunar month is also called the Yuan Month and ciao means night. The night of the 15th day of the first lunar month marks the appearance of the firs...Read more -
Chinese traditional festivals – Spring Festival
The Spring Festival is the most important festival for the Chinese people and is when all family members get together, just like Christmas in the West. All people living away from home go back, becoming the busiest time for transportation systems of about half a month from the Spring Festival. Ai...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 -
The company has passed ISO9001 and ISO45001 certification
Baoding Push Electric Manufacturing Co., Ltd. was established in 2012 and is located in Baoding National High-tech Industrial Development Zone, Hebei Province. Mainly engaged in the research and development, production and sales of conventional analytical instruments and...Read more
