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2026
The Dehydration and Degassing Principle of the Two-Stage Vacuum Oil Purifier: Why Is High Vacuum the Core?

The Dehydration and Degassing Principle of the Two-Stage Vacuum Oil Purifier: Why Is High Vacuum the Core?

Many engineers know that oil purifiers can remove moisture and gas, but they are unclear why a two-stage system is more effective than a single-stage one and why temperature and vacuum levels need to be used in conjunction. By explaining this principle clearly, operators will understand which parame

2026
The Entire Process of Operating the Battery Internal Resistance Tester: From Parameter Setting to Report Generation

The Entire Process of Operating the Battery Internal Resistance Tester: From Parameter Setting to Report Generation

The operating interface of HZNZ-100 is designed based on a 5-inch color touch screen, with clear processes, but there are details to pay attention to at every step. Organize the complete process and compare it to avoid the pitfalls that most beginners have encountered.Step 1: Power on and parameter

2026
What Bath Solution Should Be Used for the Constant Temperature Bath of the Density Meter? What Are the Requirements for the Liquid Level?

What Bath Solution Should Be Used for the Constant Temperature Bath of the Density Meter? What Are the Requirements for the Liquid Level?

The core of the HZMD-2001 is a precision thermostatic bath, which provides a temperature-stable measurement environment for petroleum densitometry. Every aspect of the thermostatic bath, including the selection of bath liquid, liquid level height, and usage method, directly affects the temperature c

2026
What Is the Acceptable Condensation Point for Transformer Oil? How to Choose the Indicator Based on the Region?

What Is the Acceptable Condensation Point for Transformer Oil? How to Choose the Indicator Based on the Region?

The qualification standard for the freezing point of transformer oil is not a nationally unified fixed value, but is closely related to the climatic conditions of the region where the transformer is located. Only by understanding this logic can one correctly interpret the test results and make reaso

2026
How to Clean a Capillary Viscometer? What Issues Might Arise from Using Contaminated Viscosity Tubes to Measure Data?

How to Clean a Capillary Viscometer? What Issues Might Arise from Using Contaminated Viscosity Tubes to Measure Data?

The capillary viscometer is the core component in the determination of kinematic viscosity and also the most prone to issues. A contaminated capillary not only leads to inaccurate data but also leaves contaminants on the wall of the tube, affecting the testing of all subsequent samples.The necessity

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