Questions tagged [spark]
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What should be distance (gap) between Pack+ input and GND?
There is a BQ4050 battery management IC and its reference design schematic. In the below image, there is a spark gap symbol I think labeled as E2, E3, and E4 between battery inputs and GND. I want to ...
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Unable to generate stable spark discharge
I am trying to generate spark discharge between 2 electrodes with an air gap of ~1mm. I am using the circuit shown here for the discharge. I did see some spark between the 2 electrodes but my diode ...
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Why does this arc die in the center?
I discharged a capacitor across the primary of an old microwave oven transformer. As expected, the transformer made a huge spark. I am generating the spark by charging a capacitor with a bug zapper to ...
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High voltage and lightning protection
I am developing an IoT device intended for use in agricultural fields. This device features an 8-channel 220V/3V3 (opto-isolated) system and includes an energy analyzer. Additionally, it incorporates ...
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555 Circuit for Spark Gap Lighter Not Functioning Correctly
I have a circuit designed and fabricated with the following schematic:
The specific 555 timer I'm using is a NE555DR.
However, when under power the circuit doesn't appear to oscillate and no spark ...
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Intrinsic safety (IEC60079-11) - assessing spark ignition of RLC circuit, but the L is placed before the zener barrier
My IS circuit contains an inductance, capacitance, and resistance. Shown below is the simplified schematic, with uncountable and countable fault applied, resulting in the most onerous condition:
The ...
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3
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Spark gap alternative
I am building a simple Tesla circuit with a 50-100 kV transformer and capacitors, discharging through a spark gap into the circuit.
Is there anything besides a spark gap that would accommodate that ...
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How does a capacitor coupled voltage transformer (CCVT) and spark gap work?
What is the actual purpose of a capacitor coupled voltage transformer in a substation?
What I do know is that they offer low impedance to the very high frequency signal, so it does not get into the ...
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How small can a spark-gap transmitter be made?
How small can a spark-gap transmitter be made? Wikipedia's got plenty of pictures ranging from "desk-sized" to "room-sized", but those are mostly either early, inefficient ...
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Spark gap breakdown voltage vs gap area
I've been trying to design a 1 MV hydrogen gas spark gap.
I found the resistance of such to be in the range of 7 Ω/cm, not suitable for a target 40 kA current. Can I make the spark gap shorter without ...
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Why are SMD components not good for high power applications?
I have been using this capacitive power supply to drive a circuit (an OP amp and relay), but what I can't understand is that when I tried using an SMD resistor (R2) after some testing (turning on and ...
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Is it ok to connect a 10000 μF Capacitor to a lithium-ion battery directly?
I have a 24 V lithium-ion battery which will pump as Iᵐᵃˣ 40 A and I need to connect a capacitor directly to the 24 V battery which will be 10000 μF(10 mF).
The usage of it is to keep the system ...
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I don't understand this circuit intended for 'Spark Excitation' (for use in spectrophotometry)
I'm buiding a spectrophotometer for elemental analysis of rocks, minerals etc.
The optical part of the spectrophotometer is proving quite uneventful but in order to 'see' any elements in the sample ...
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How can I reduce the spark while connecting the battery?
I've been working on a drone that works on a 12S batter (maximum 50.4V.) I am using an Amass XT90 anti spark Connector to connect the battery to the power distribution board (PDB.)
The drone has an ...
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Spark gap minimum breakdown voltage vs air gap
I'm trying to calculate the minimum voltage needed create a spark across 2 electrodes (needle shaped) in open air at normal ambient pressure.
Usually, I would use the figure of 3000V /mm as the ...