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07

How does the ultrasonic level meter measure and its uses and advantages

Liquid level and material level measurement is a problem often encountered in the industry. Ultrasonic positioning technology has many advantages. It can not only locate and continuously measure, but also can easily provide the signals required for telemetry or remote control. Compared with radioact

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How does the ultrasonic level meter measure and its uses and advantages

24

About the measurement method and measurement principle of the grounding resistance tester

1. What is grounding?Grounding is a low resistance connection between a circuit or device and ground. Any electrical system requires proper wiring and grounding for safe operation of the equipment. Proper cabling requires that the system, all loads, and circuit components be properly grounded and co

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About the measurement method and measurement principle of the grounding resistance tester

21

The principle and use of contact angle

The contact angle is defined as the angle θ between the gas-liquid interface tangent and the solid-liquid interface at the intersection of gas, liquid and solid.If θ < 90°, it is really hydrophilic, that is, the liquid can wet the solid, and the smaller the angle, the better the wettability; i

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The principle and use of contact angle

10

Main structure and application of high voltage circuit breaker

The high-voltage circuit breaker (or high-voltage switch) is the main power control equipment of the substation. When the system is in normal operation, it can cut off and connect the no-load and load current of the line and various electrical equipment; when the system fails, It cooperates with the

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Main structure and application of high voltage circuit breaker

04

Detailed explanation of the working principle and operation method of vacuum oil filter

Vacuum oil filter is a commonly used oil filter product, which can be used for on-site oil filtering and refilling of various oil-immersed transformers, oil-immersed current and voltage transformers and high-voltage oil-less circuit breakers. Today we mainly introduce the working principle and opera

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Detailed explanation of the working principle and operation method of vacuum oil filter
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