Developing an RC Battery Pack - A Fundamental How-To
If you like RC, you understand the necessity of a battery pack. The type of batteries you select, how well your pack is assembled and how successfully you cost them are all vital facets to powering your RC motor vehicle. Absolutely sure, You should buy a battery pack pre-assembled, but You can even Make your own personal and acquire the gratification of developing and powering your own car.
The first thing you'll want to do is when you choose to put jointly a battery pack is what you're powering and simply how much juice you may need. You also need to have to think about the next:
one. Think about the chassis of your respective motor vehicle. The kind of automobile does not make a difference as much as the level of Area through which You must maneuver. The batteries may possibly should be oriented in a very flat pack, a clustered pack or as both. It's also advisable to think of the distribution of body weight inside your vehicle - whether or not the battery pounds will probably be distributed within a aspect to aspect or again to entrance fashion. In some instances your chassis space for any battery pack will not be adaptable, so be familiar with All those constraints before you start.
two. Look at the motor powering your RC car or truck. Based on the electricity needs, you'll establish how many batteries or cells you may need. That is also once you can choose the type of batteries you are going to use - if you wish to keep the NiMH batteries or enhance to LiPo.
three. Pinpointing your voltage is mostly a very simple subject of addition. An ordinary cell voltage is one.2v, so wired in the series - 12 batteries will add as much as fourteen.4v - which would energy an fourteen.four volt RC electrical motor.
Upcoming, You will need to collect your battery pack materials - so Here is a sample buying record. Recall, we are assuming we are developing a battery pack with fourteen.4v, as in the instance previously mentioned:
o twelve Batteries or Battery Cells
o 12 Battery Bars (you could purchase battery bars in bulk if you intend to create multiple pack and save $)
o Wire: You'll be wanting the next top quality 12 gage which has a large strand depend. This type of wire, with these characteristics might be additional flexible which is good in addition to remaining more successful for electric power transmission.
o 80-one hundred Watt Soldering Gun. You'll be wanting a gun as you could be a lot more actual and faster - this is important due to the warmth Automated Guided Vehicles (AGV) Battery sensitivity of batteries. The more quickly and much more precise you may be, the not as likely You will be to break the battery.
o 60/40 Solder. This can be bigger high quality - also crucial for swift and accurate function and steering clear of battery injury.
o Flux. This is a chemical cleansing agent that removes oxidation from metallic to aid soldering. You need to use liquid or paste flux when assembling a battery pack.
o Shoo Goo or Goop. This quickly drying adhesive will be used to bundle the batteries alongside one another.
o Battery Pack Assembly Jig - optional. These assembly equipment align the batteries effectively and facilitate a tidy battery pack. The batteries wind up in essence seeking like wire Wooden - tidily bundled.
o Soldering "Encouraging Fingers" - optional. These products enable you to maintain matters in place Whilst you solder.
o An additional optional timesaver is to obtain a "Helping Hands" accessory for the soldering station.
o Multi Meter. You need a superior multimeter to check voltage and polarity.
o Wire strippers and Wire Cutters. These equipment will allow you to manage, strip and effectively Reduce your 12 gage wire.
o The ultimate element may be the shrink wrap which can go within the whole assembly and hold it tidy. You may also have to have a warmth gun to warmth and shrink the wrap.
So, you've identified tips on how to orient your batteries and the amount of you will need - now you will get to operate on assembly. For this example, we're assembling 12 battery cells - six down one aspect and six down another.
When you establish exactly where the batteries are likely in relation in your chassis and how they're going to be laid out, you can begin. For this example, for example we're accomplishing six down just one side and 6 down one other facet.
Just to verify we're on the same web page, the final word target here is to generally be running wire with the optimistic terminal within your to start with battery on the positive terminal on the electrical RC motor after which running a wire through the adverse terminal on the final battery in your pack to your good terminal of one's other battery pack, thereby creating a accomplished circuit.
This signify you should have ample wire to succeed in within the constructive terminal of one's first battery to that terminal and Also from the destructive to finish the circuit with all your other battery pack so bear that in your mind.
Orientation. Align your to start with cell making sure that good is pointing "upwards" and damaging is pointing "downwards" and afterwards reverse another battery so It can be opposite on down the line. If you bought the battery assembly jig, This really is once you'd utilize it to align your cells and maintain them set up.
Adhere. Adhere many of the batteries along with your rapidly drying adhesive to they are as a way and aligned adequately.
Flux. Make use of your flux now over the connection points.
Relationship - Use your battery bars to connect your cells. You'll need to warmth up your soldering gun and warmth up the battery bar. Utilizing the bar safeguards the battery and once the flux begins to bubble, you employ your utilization of solder. The purpose is to NOT heat the battery itself. Heating the battery is don't just counterproductive, since in case you harm the battery it is not going to get the job done, but will also harmful because the cell may explode if overheated.
You'll be wanting to complete precisely the same actions for the remaining battery connections. You're connecting the damaging to the constructive repeatedly yet again. You can then be Completely ready to attach wiring in your battery pack.
The wires need to be pre-tinned which imply you'll want to strip off a quarter inch of your protective plastic wiring sheath, use the flux to scrub them - apply the flux liberally - heat your solder gun after which heat the wire and stream the solder in to the wire till completely saturated. You will also want solder over the batteries so the solder will act as the connector Using the battery.
As soon as the two, six mobile battery packs are full, you'll want to use the shrink wrap to safe them - and you'll have your complete battery pack! Now you can electric power and fly your RC helicopter, airplane, boat, vehicle or truck without troubles!