electromagnetic induction

Unveiling Core Technologies in Industrial Measurement: How LVDT Inductive Displacement Sensors Achieve High Precision Measurement

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Unveiling Core Technologies in Industrial Measurement: How LVDT Inductive Displacement Sensors Achieve High Precision Measurement

In fields such as precision manufacturing, aerospace, and machining, the accuracy of displacement measurement directly affects product quality and production efficiency. In this pursuit of precision, the LVDT inductive displacement sensor has become an indispensable tool due to its outstanding performance. So, what is the working principle of this sensor? How does it achieve micron-level … Read more

Application of High-Precision Magnetic Modulation Current Sensors in the Lithium Battery Industry

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Application of High-Precision Magnetic Modulation Current Sensors in the Lithium Battery Industry

High-precision magnetic modulation current sensors are primarily used in the lithium battery industry for the precise measurement of current during the charging and discharging processes of batteries. These sensors utilize the principle of electromagnetic induction to determine the current flowing through the sensor by measuring the changes in magnetic flux within the battery circuit. During … Read more

PCBs in Motion: Exploring Printed Circuit Board Rotor Technology for Motors

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PCBs in Motion: Exploring Printed Circuit Board Rotor Technology for Motors

In the perception of most people, printed circuit boards (PCBs) are the static framework of electronic devices. However, in the field of motor engineering, engineers have developed an innovative application: using PCBs as rotors for brushless motors. This technology is not a figment of imagination but a solution tailored for specific high-performance needs, already discussed … Read more

Arduino Sensors: Metal Detection Sensor

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Arduino Sensors: Metal Detection Sensor

01Basic UnderstandingModel:HS-S72-PName:Metal Detection SensorSeries:Level Detection ModuleDescription:This is a metal object detection module based on the principle of electromagnetic induction, integrating a high-frequency oscillation circuit and a signal processing unit. It can identify metal objects by detecting disturbances in the alternating electromagnetic field and outputs a digital signal (high/low level). It features non-contact detection, rapid response, … Read more

The Importance of Metal Wear Particle Detection Sensors in Embedded Systems

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The Importance of Metal Wear Particle Detection Sensors in Embedded Systems

Metal wear particles, due to their high hardness, can exacerbate the wear of mechanical components and even lead to failures. Additionally, the concentration of metal wear particles in lubricating oil is a crucial indicator for assessing the wear condition of machinery. Therefore, metal wear particle detection sensors play a vital role. Metal wear particle detection … Read more

Analysis of Pengding’s Printed Circuit Boards, Power Receiving Modules, Battery Units, and Power Communication Modules

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Analysis of Pengding's Printed Circuit Boards, Power Receiving Modules, Battery Units, and Power Communication Modules

Chapter Review and Key Points Invention Title (Page 4, [0008]): Pengding involves printed circuit boards, power receiving modules, battery units, and power communication modules. Understanding these four components constitutes the main content of Pengding. Technical Field (Page 4, [0001]): The application field of Pengding is understood to be printed circuit boards, power receiving modules, battery … Read more

Quantitative Exploration of Faraday’s Electromagnetic Induction Law: Experimental Design and Practical Completion

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Quantitative Exploration of Faraday's Electromagnetic Induction Law: Experimental Design and Practical Completion

Experimental Scene 1 Introduction Recently, I have been deeply researching the “hands-on” experiments in the new textbook section on “Electromagnetic Induction,” exploring the relationship between the height of a falling magnet and the maximum induced current in a coil. The first attempt used a DC ammeter to represent the maximum reading as the peak value … Read more

Exploring the Relationship Between Maximum Induced Current and Magnet Drop Height Using Phyphox, ESP32, and ADS1115

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Exploring the Relationship Between Maximum Induced Current and Magnet Drop Height Using Phyphox, ESP32, and ADS1115

Experimental Scene 1 Introduction Recently, I have been deeply researching the “Do It” experiments in the new textbook section on “Electromagnetic Induction” to explore the relationship between the drop height of a magnet and the maximum value of the induced current in a coil. When using the maximum reading of a DC meter as the … Read more

Using Phyphox and ESP32 Bluetooth for Coil Induction Experiment

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Using Phyphox and ESP32 Bluetooth for Coil Induction Experiment

Recently, the microcontroller obtained a coil and conducted a coil induction experiment using ESP32 and Phyphox. Due to the small inductance of the coil, the induction phenomenon was not very obvious, but the technical solution has been validated. If a coil with more turns and an iron core can be obtained, the experimental effect should … Read more

Exploring the Relationship Between Maximum Induced Current and Magnet Drop Height Using Phyphox and ESP32

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Exploring the Relationship Between Maximum Induced Current and Magnet Drop Height Using Phyphox and ESP32

Experiment Scenario 1 Introduction Recently, I have been deeply studying the “Do It Yourself” experiments in the new textbook on “Electromagnetic Induction” to explore the relationship between the drop height of a magnet and the maximum induced current in a coil. The first time I used the maximum reading of a DC ammeter to represent … Read more