Questions tagged [busbar]

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Lithium ion battery pack busbar thermal calculation

I am designing busbars for lithium-ion battery pack which is 14-series, 9-parallel combination. We have taken busbars sizes as per the industry standard current density 3A/mm2. (Total current 48 A, ...
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0answers
44 views

Any tips for a new grad in power engineering in Australia?

I am close to graduating from EE at an Australian university. I've recently found a job in the electrical distribution field and I'm realising that I know close to nothing about the standards and ...
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2answers
30 views

Grounding Distribution Panel Earth Busbar using 'split' cable?

I'm pre-wiring a distribution panel for future installation into my retirement home in the Philippines. I've read that grounding the DP to an earth rod or equivalent should require a minimum 6AWG/...
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1answer
72 views

How do I recognize which type of bus bar these are? What are thecharacteristics of their circuit? They are so similar

I have a big problem with matching bus-bar names with their corresponding circuits. For example, there are four circuits for 5 main types of bus bar, but I can't match the name with their ...
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0answers
78 views

Copper Busbar, DC Copper Busbar [duplicate]

How can I calculate the current carrying capacity of a DC copper bus bar with respect to temperature? Bus bar specifications: Copper Busbar Width=40mm Thickness=6mm Ambient Temp5 (C)=4
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1answer
567 views

How can I calculate the current carrying capacity of a DC copper bus bar with respect to temperature?

How can I calculate the current carrying capacity of a DC copper bus bar with respect to temperature? Bus bar specifications: Width=40mm Thickness=6mm
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0answers
98 views

Estimated voltage, amperage and phase count of this MASSIVE busbar system?

Any guesses as to the likely voltage, amperage, and phase count running on this massive 3-conductor copper busbar system? Found in an old factory. Decommissioned long ago, so I can't just poke it ...
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1answer
30 views

Calculating Joint (Load in lbs or Kn) requirement for a compression lug on top of a bus bar

I have found myself in an interesting scenario that is actually more mechanical in nature but maybe you guys can point me in the right direction. I am having a hard time finding any ISO, IEC, or ANSI ...
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2answers
97 views

Current carrying cable/busbar cooling ways in an aircraft

For an aircraft has an altitude 35000 feet, what'd it have to cool its cables/copper busbars up? High altitude means lower air density and it means lower oxygen, convection doesn't make sense and if I ...
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2answers
254 views

Parallel busbars: how to orient?

As part of my research, I'm doing calculations on a hypothetical high-current (4000 A) medium-voltage (5000 V) DC power transmission system using two parallel busbars. However, I need to decide how ...
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2answers
2k views

How to calculate temperature of busbar when current flowing through it is 600A for atleast 10mins?

I am new to the bus bar concept. Can anyone please guide me how to calculate the temperature of copper bus bar when current flowing through it is 600A for 10mins. Should it be this way: Power, P = ...
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1answer
209 views

Do you need to use different materials for a battery busbar?

I'm interested in building custom Lithium Ion battery packs out of reclaimed 18650 cells. I've seen several videos of people doing this and some of them use copper for the positive busbar and brass ...
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1answer
980 views

Mounting through hole package on busbar

Through-hole components are not designed to be busbar mounted. But I have the need to use "laminated" busbar because of some factors (among others): High current Small parasitic inductance ...