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Author Topic: New motor and esc running clockwise?  (Read 975 times)

Offline linheart smith

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New motor and esc running clockwise?
« on: January 02, 2012, 06:47:19 AM »
Motor       AXI 2826-12    new
ESC         ICE Lite 50       new       set to C/L,   gov high, instant start, hard brake,outrunner mode, rotation normal. (reversing it will make it run ccw)
Battery     TP 27005s       not new
Timer       Hubin   FM9                    Set to Phonix new high,  rpm 8650.

I have already checked the color match motor to ESC  blk/blk    red/red  wht/wht
Battery red cable to ESC red
ESC   

My thought is that C/L setting in ESC means clockwise rotation?

linheart
linheart

Offline Larry Wong

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Re: New motor and esc running clockwise?
« Reply #1 on: January 02, 2012, 08:13:53 AM »
linheart: just switch any two motor wire and it will run clockwise with a APC 12x6 EP and your set what plane are you going to use the set up?
Larry

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Offline john e. holliday

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Re: New motor and esc running clockwise?
« Reply #2 on: January 02, 2012, 08:43:47 AM »
Sounds like you have the right set up with not having to reverse anything unless I read it wrong.   H^^
John E. "DOC" Holliday
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Offline John Cralley

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Re: New motor and esc running clockwise?
« Reply #3 on: January 02, 2012, 08:59:51 AM »
Listen to Larry!!  y1

Doc is probably still recovering from the OK Corral shoot out!  <=
John Cralley
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Offline Dan Bregar

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Re: New motor and esc running clockwise?
« Reply #4 on: January 02, 2012, 09:01:15 AM »
You probably figured out by now that you can change rotation two ways.  If you have the Castle Creations data link and downloaded software, you can change the settings on your PC, or as Larry mentioned, just swap any two wires on the ESC to motor connections.  :)
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Offline William DeMauro

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Re: New motor and esc running clockwise?
« Reply #5 on: January 02, 2012, 10:54:00 AM »
Like Larry and Dan said switch any 2 wires to revese rotation. Colors of wires mean nothing.
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Offline john e. holliday

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Re: New motor and esc running clockwise?
« Reply #6 on: January 03, 2012, 08:44:06 AM »
Then what does the quote in perenthesis mean when it says reversing makes it go CCW???? VD~
John E. "DOC" Holliday
10421 West 56th Terrace
Shawnee, KANSAS  66203
AMA 23530  Have fun as I have and I am still breaking a record.

Offline linheart smith

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Re: New motor and esc running clockwise?
« Reply #7 on: January 03, 2012, 12:06:45 PM »
Then what does the quote in perenthesis mean when it says reversing makes it go CCW???? VD~


John,

I should have described my problem as motor running in pusher rotation vs tractor rotation instead of clockwise (cw) vs counter clockwise(ccw). 


Linheart
linheart

Offline john e. holliday

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Re: New motor and esc running clockwise?
« Reply #8 on: January 04, 2012, 08:47:52 AM »
Well I guess I am just a nit picker.   Thanks for the clarification. H^^
John E. "DOC" Holliday
10421 West 56th Terrace
Shawnee, KANSAS  66203
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Offline Dennis Toth

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Re: New motor and esc running clockwise?
« Reply #9 on: January 04, 2012, 09:24:14 AM »
Linheart,
Although you can reverse rotation with the Castle link program, I would suggest that you leave the rotation set to the factory default in the ESC and switch the wires to get the direction you want. The reason for this is if there is any electrical glitch to the ESC it resets to the factory defaults. This could happen if there is any noise (sparking on connections) in the system or if you reset the system to fast (this one I've done, quick on off of the power switch) you don't want it to happen in the air. If you use the factory default for rotation direction and a glitch does happen at least it will keep the airplane going forward and you can get it down smoothly as opposed to it falling from the sky.

Best,     DennisT

Offline linheart smith

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Re: New motor and esc running clockwise?
« Reply #10 on: January 04, 2012, 10:16:42 AM »
Thank you Dennis.  Your answer helped me understand the system better.  Do you know what the factory default is when one selects the Control Line option in the Phoenix 50 Lite?  Forward or Reverse?  Secondly.  Is forward with a tractor or pusher Prop?

I get sparks when I plug  the battery in on this 5s system.  Is this type of sparking likely to reset the ESC once in awhile?

I have hundreds of flights on my Bearcat with the Axi 2826/10 and 4s battery.  The motor always ran CCW for a Tractor prop with the motor wires red to red, blk to blk and wht to wht. 

However, The old rev I was using to program the ESC did not have a control line option. Does the control line option tell the motor to run pusher by default? 

Linheart     
linheart

Offline Dean Pappas

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Re: New motor and esc running clockwise?
« Reply #11 on: January 05, 2012, 08:57:52 AM »
Hi Linheart,
I'm pretty sure that forward means the tractor prop direction in all operating modes.
This also makes an assumption about how the motor is wound and connected, so when all is said and done, forward and reverse are only relative.
Regards,
  Dean P.
Dean Pappas

Offline Tim Wescott

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Re: New motor and esc running clockwise?
« Reply #12 on: January 05, 2012, 10:37:14 AM »
This also makes an assumption about how the motor is wound and connected, so when all is said and done, forward and reverse are only relative.

Yup.  From the point of view of the circuit, "forward" and "reverse" are completely arbitrary.  The motor looks the same to the ESC no matter how you connect it up; of the six different ways to plug all the motor wires into all the ESC wires, half will go clockwise when the ESC is going "forward" and the other half will go counterclockwise.  The motor will look the same to the ESC for all six.

I suspect that the ESC-programmable feature to reverse the motor direction is for people who discover that the motor goes backwards after they've buried the ESC-to-motor connectors, or worse yet have soldered the motor wires to the ESC.  My (strong!) inclination would always be to rearrange the wires if the motor doesn't go right, rather than touching the setup.
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Online Dennis Adamisin

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Re: New motor and esc running clockwise?
« Reply #13 on: January 05, 2012, 11:07:43 AM »
Linheart

It sounds like you are asking did Castle CHANGE the assumed motor rotation when they set-up the CL options.  I think the answer is - they had no reason to:

* The CL mode is basically a variation on their heli governor that simply allows the brake to be set in any of the gov modes.  There was no compelling reason to change the default motor rotation standard - unless...

* One reason they COULD have done it is the assumption that Heli's use geardrives that reverse motor rotation, CL motors would be direct drive.  Raises the question: WHICH WAY does the motor turn if you use the Castle set to simple (Airplane) non-governing modes?  If it reverses there might be cause to think that Castle changes rotation because of assumptions on gear drives.

* Closer to point: have you tried re-programming the Bearcat to one of the new CL modes and see what happens to motor rotation?

* I am not sure that the color coding of the motor wiring means anything at all.  You mentioned having two different AXI's that appear to turn opposite direction with the wires color matched to the ESC.  Many motors do not even come with color coded wiring.

* Note also that when you take a given motor and rear mount it versus front mounted the rotation of the prop will be opposite unless you change the wiring.

Thus I think it is likely that Castle matches the programing to the wiring code of the ESC HOWEVER they have no way to  match the motor wiring color codes and especially when the motor could either be front mounted or rear mounted.


Dennis T offered up a new idea about the default setting - Instead of thinking of the choices as FORWARD or REVERSE, we might think of it as DEFAULT or REVERSED rotation.  If something happened to force your programming to DEFAULT then which direction would you want the prop to go?  Dennis T made a good case for being able to get the airplane down safely - assuming a glitch happened in flight.  However a case could be made for having the prop go the wrong direction - as a tip-off that something is WRONG - before you launch!
Denny Adamisin
Fort Wayne, IN

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Offline Dennis Toth

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Re: New motor and esc running clockwise?
« Reply #14 on: January 06, 2012, 09:11:27 AM »
DennisA,
I had the glitch happen on the ground but when the ESC goes to defaults it goes to full power, unlimited rpm.  Before we had the brake and would windmill after shut off if you had highish wind (i.e. 11+ mph) the ship could (and did for me) stop flying 3' off the ground and dropped straight down when it hit the wind. That spinning prop brake thing is a lot stronger than you would think. Full reverse would not be pretty.

Best,   DennisT

Online Dennis Adamisin

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Re: New motor and esc running clockwise?
« Reply #15 on: January 06, 2012, 10:48:15 AM »
DennisA,
I had the glitch happen on the ground but when the ESC goes to defaults it goes to full power, unlimited rpm.  Before we had the brake and would windmill after shut off if you had highish wind (i.e. 11+ mph) the ship could (and did for me) stop flying 3' off the ground and dropped straight down when it hit the wind. That spinning prop brake thing is a lot stronger than you would think. Full reverse would not be pretty.

Best,   DennisT

I guess that's why I said what I did - if you glitched on the ground and went to default, and set that up so that default meant prop spinning in the wrong direction, then you would get an unmistakable signal (full bore reverse rotation) that something was amiss:
  * If you are flying with a helper, no problem, he reaches forward and shuts down the motor by hitting the start button
  * If you are flying on a stooge (or stoogeless) and the motor defaults to backwards - there will be... heck to pay!


AMEN the free wheeler.  My first electrics did not have a prop brake so I learned REAL FAST how effective a brake the free wheeling prop is!  Had to land severely nose down and flaring at the last instant - and forget about whipping it around!   :X
Denny Adamisin
Fort Wayne, IN

As I've grown older, I've learned that pleasing everyone is impossible, but pissing everyone off is a piece of cake!

Offline Tim Wescott

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Re: New motor and esc running clockwise?
« Reply #16 on: January 06, 2012, 11:26:05 AM »
  * If you are flying with a helper, no problem, he reaches forward and shuts down the motor by hitting the start button
  * If you are flying on a stooge (or stoogeless) and the motor defaults to backwards - there will be... heck to pay!

Don't forget:

  • If you are on the upward leg of just about any square maneuver
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The problem with electric is that once you get the smoke generator and sound system installed, the plane is too heavy.


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