Thank you very much for your kind comment🙏 I have extensive experience in designing and manufacturing components. *I would be glad if you followed my channel and shared my videos.*🙏
Connecting your circuit to the AC mains may result in a short circuit and blowing the main fuse if the design, connection, or insulation of the circuit is not done correctly. Here are some common reasons for this issue: 1. Direct Short Circuit Cause: A wiring error, such as a direct connection between the live and neutral wires, can cause excessive current flow. Result: The fuse blows quickly to protect the circuit. 2. Component Failure Cause: A faulty component, such as a capacitor, diode, or transformer, may draw excessive current. Result: The faulty component may create an internal short circuit, overloading the circuit. 3. Lack of Current Limiter Cause: If the circuit is directly connected to the AC mains without a current limiter (e.g., a resistor or protective circuit), the inrush current can be too high. Result: The fuse blows due to the high initial current. 4. Improper Insulation Cause: If wires or components are not properly insulated, they may contact each other or conductive parts of the chassis, causing a short circuit. Result: This condition leads to direct current flow and fuse failure. 5. Using Inappropriate Components Cause: Using components not rated for the mains voltage (e.g., 100V components in a 230V AC circuit) can lead to their failure. Result: Excessive voltage can break down insulation or destroy components, causing a short circuit. 6. Lack of Isolation from Mains Power Cause: If you are using a power supply without a transformer or have omitted an appropriate isolation transformer, the circuit might interact directly with high voltage. Result: This situation creates severe safety hazards and may cause a short circuit. How to Prevent This Problem? 1. Check Connections: Ensure there are no short circuits between the live and neutral wires. Double-check all wiring and soldering connections. 2. Use Appropriate Components: Ensure all components are rated for the mains voltage and current. Use components with sufficient safety margins for voltage and current. 3. Add Protection: Include a fuse, thermistor, or resistor to limit inrush current. Use a proper isolation transformer for safety. 4. Test with Low Power: Before connecting to the mains, test the circuit using a variable transformer or a power supply with current limiting. 5. Inspect for Faults: Inspect all components for signs of damage or overheating. Replace any faulty components before powering the circuit.
Using an iron rod (bolt) as the core material for an inductor or transformer can lead to serious issues, as iron rods are not typically designed for electromagnetic applications. Here’s a breakdown of what likely went wrong: 1. High Eddy Current Losses - Explanation: Ordinary iron rods (like bolts) are solid and not laminated, which causes significant eddy current losses when exposed to alternating current (AC). These losses result in heat generation and inefficiency. - Effect: The excessive heat can cause insulation breakdown, short circuits, and fuse damage. 2. Magnetic Saturation - Explanation: Iron rods have a lower magnetic saturation point compared to materials specifically designed for electromagnetic cores, such as ferrites or laminated silicon steel. When the core saturates, it can no longer support the magnetic field, leading to a sudden spike in current. - Effect:High current flow can blow the fuse and possibly damage other components. 3. Poor Magnetic Permeability - Explanation: Iron bolts typically have lower magnetic permeability than materials like ferrite or silicon steel, resulting in poor inductive performance. - Effect: The inductor or transformer may not operate as expected, leading to improper functionality and circuit instability. 4. Electrical Conductivity of the Iron Rod - Explanation: A solid iron rod is conductive and can act like a shorted turn in a transformer or inductor, causing massive current flow through the core itself. - Effect: This creates a direct short circuit in the winding, blowing the fuse and potentially damaging the circuit. Recommendations To avoid such issues, use the appropriate core material: 1. For Inductors: - Ferrite cores for high-frequency applications. - Powdered iron cores for low-frequency applications. 2.For Transformers: - Laminated silicon steel cores for low frequencies (e.g., 50/60 Hz). - Ferrite cores for high frequencies. 3. Testing Precautions: - Always test with a current-limited power supply to avoid excessive damage in case of failure. - Verify the core material specifications before use.
Here are some of the best websites and tools for calculating and designing **Inductor Coils** from scratch. These tools allow you to compute parameters like turns, wire diameter, frequency, and required inductance. --- ### **1. Coil32 Designer** - **Features:** - Design RF and LF coils. - Calculate inductance based on geometry and the number of turns. - Simple and comprehensive user interface. - **Link:** [Coil32 Designer](coil32.net/online-calculators.html) --- ### **2. Daycounter Inductor Calculator** - **Features:** - Calculates inductance for air-core coils. - Allows customization of physical parameters like diameter and spacing between turns. - **Link:** [Daycounter Inductor Calculator](www.daycounter.com/Calculators/Air-Core-Inductor-Calculator.phtml) --- ### **3. EEWeb Inductor Designer** - **Features:** - Design various coils with precise specifications. - Calculate inductance and Q-factor adjustments. - **Link:** [EEWeb Inductor Calculator](www.eeweb.com/tools/coil-inductance/) --- ### **4. Teslatronix Coil Calculator** - **Features:** - Suitable for Tesla coils or specialized coils. - Calculates inductance and resistance values. - **Link:** [Teslatronix Coil Calculator](www.teslatronix.com/coil-calculator/) --- ### **5. Omnicalculator** - **Features:** - Multi-purpose tool for calculating inductance of simple and advanced coils. - Supports various units for precise settings. - **Link:** [Omnicalculator Inductor](www.omnicalculator.com/physics/inductor) --- ### **6. RF Cafe Coil Calculator** - **Features:** - Design air-core coils and compute inductance. - Includes manual formulas for deeper understanding. - **Link:** [RF Cafe Coil Designer](www.rfcafe.com/references/calculators/air-core-inductor-calculator.htm) --- ### **My Recommendation:** **Coil32 Designer** is one of the most complete and user-friendly tools for coil design, widely favored by engineers and PCB designers. For more advanced designs, **EEWeb** or **Daycounter** are excellent choices.
NICE Making ..........GOOD VIDEO ...........👍
Thank you very much for your kind comment🙏
*I would be glad if you followed my channel and shared my videos.*🙏
Neat idea! Your finished product looks really polished 👏🏻
Thank you very much for your kind comment🙏
I have extensive experience in designing and manufacturing components.
*I would be glad if you followed my channel and shared my videos.*🙏
I connected this ac main
It short circuted main fuse
Why?
Connecting your circuit to the AC mains may result in a short circuit and blowing the main fuse if the design, connection, or insulation of the circuit is not done correctly. Here are some common reasons for this issue:
1. Direct Short Circuit
Cause: A wiring error, such as a direct connection between the live and neutral wires, can cause excessive current flow.
Result: The fuse blows quickly to protect the circuit.
2. Component Failure
Cause: A faulty component, such as a capacitor, diode, or transformer, may draw excessive current.
Result: The faulty component may create an internal short circuit, overloading the circuit.
3. Lack of Current Limiter
Cause: If the circuit is directly connected to the AC mains without a current limiter (e.g., a resistor or protective circuit), the inrush current can be too high.
Result: The fuse blows due to the high initial current.
4. Improper Insulation
Cause: If wires or components are not properly insulated, they may contact each other or conductive parts of the chassis, causing a short circuit.
Result: This condition leads to direct current flow and fuse failure.
5. Using Inappropriate Components
Cause: Using components not rated for the mains voltage (e.g., 100V components in a 230V AC circuit) can lead to their failure.
Result: Excessive voltage can break down insulation or destroy components, causing a short circuit.
6. Lack of Isolation from Mains Power
Cause: If you are using a power supply without a transformer or have omitted an appropriate isolation transformer, the circuit might interact directly with high voltage.
Result: This situation creates severe safety hazards and may cause a short circuit.
How to Prevent This Problem?
1. Check Connections:
Ensure there are no short circuits between the live and neutral wires.
Double-check all wiring and soldering connections.
2. Use Appropriate Components:
Ensure all components are rated for the mains voltage and current.
Use components with sufficient safety margins for voltage and current.
3. Add Protection:
Include a fuse, thermistor, or resistor to limit inrush current.
Use a proper isolation transformer for safety.
4. Test with Low Power:
Before connecting to the mains, test the circuit using a variable transformer or a power supply with current limiting.
5. Inspect for Faults:
Inspect all components for signs of damage or overheating.
Replace any faulty components before powering the circuit.
I used iron rod (bolt ) but it failed damaging fuse and short circuited
What will be wrong?
Using an iron rod (bolt) as the core material for an inductor or transformer can lead to serious issues, as iron rods are not typically designed for electromagnetic applications. Here’s a breakdown of what likely went wrong:
1. High Eddy Current Losses
- Explanation: Ordinary iron rods (like bolts) are solid and not laminated, which causes significant eddy current losses when exposed to alternating current (AC). These losses result in heat generation and inefficiency.
- Effect: The excessive heat can cause insulation breakdown, short circuits, and fuse damage.
2. Magnetic Saturation
- Explanation: Iron rods have a lower magnetic saturation point compared to materials specifically designed for electromagnetic cores, such as ferrites or laminated silicon steel. When the core saturates, it can no longer support the magnetic field, leading to a sudden spike in current.
- Effect:High current flow can blow the fuse and possibly damage other components.
3. Poor Magnetic Permeability
- Explanation: Iron bolts typically have lower magnetic permeability than materials like ferrite or silicon steel, resulting in poor inductive performance.
- Effect: The inductor or transformer may not operate as expected, leading to improper functionality and circuit instability.
4. Electrical Conductivity of the Iron Rod
- Explanation: A solid iron rod is conductive and can act like a shorted turn in a transformer or inductor, causing massive current flow through the core itself.
- Effect: This creates a direct short circuit in the winding, blowing the fuse and potentially damaging the circuit.
Recommendations
To avoid such issues, use the appropriate core material:
1. For Inductors:
- Ferrite cores for high-frequency applications.
- Powdered iron cores for low-frequency applications.
2.For Transformers:
- Laminated silicon steel cores for low frequencies (e.g., 50/60 Hz).
- Ferrite cores for high frequencies.
3. Testing Precautions:
- Always test with a current-limited power supply to avoid excessive damage in case of failure.
- Verify the core material specifications before use.
To get 50 ampere what size and windinng nos required
Here are some of the best websites and tools for calculating and designing **Inductor Coils** from scratch. These tools allow you to compute parameters like turns, wire diameter, frequency, and required inductance.
---
### **1. Coil32 Designer**
- **Features:**
- Design RF and LF coils.
- Calculate inductance based on geometry and the number of turns.
- Simple and comprehensive user interface.
- **Link:** [Coil32 Designer](coil32.net/online-calculators.html)
---
### **2. Daycounter Inductor Calculator**
- **Features:**
- Calculates inductance for air-core coils.
- Allows customization of physical parameters like diameter and spacing between turns.
- **Link:** [Daycounter Inductor Calculator](www.daycounter.com/Calculators/Air-Core-Inductor-Calculator.phtml)
---
### **3. EEWeb Inductor Designer**
- **Features:**
- Design various coils with precise specifications.
- Calculate inductance and Q-factor adjustments.
- **Link:** [EEWeb Inductor Calculator](www.eeweb.com/tools/coil-inductance/)
---
### **4. Teslatronix Coil Calculator**
- **Features:**
- Suitable for Tesla coils or specialized coils.
- Calculates inductance and resistance values.
- **Link:** [Teslatronix Coil Calculator](www.teslatronix.com/coil-calculator/)
---
### **5. Omnicalculator**
- **Features:**
- Multi-purpose tool for calculating inductance of simple and advanced coils.
- Supports various units for precise settings.
- **Link:** [Omnicalculator Inductor](www.omnicalculator.com/physics/inductor)
---
### **6. RF Cafe Coil Calculator**
- **Features:**
- Design air-core coils and compute inductance.
- Includes manual formulas for deeper understanding.
- **Link:** [RF Cafe Coil Designer](www.rfcafe.com/references/calculators/air-core-inductor-calculator.htm)
---
### **My Recommendation:**
**Coil32 Designer** is one of the most complete and user-friendly tools for coil design, widely favored by engineers and PCB designers. For more advanced designs, **EEWeb** or **Daycounter** are excellent choices.
Wat material ur using for core.?
Ferrite: Common for high-frequency inductors, providing good magnetic properties and low losses.
helloooooo