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Rebobinare Brushless Un pic de ajutor
#1
Postat 25 March 2007 - 09:18 AM
Salutam
Am incercat sa rebobinez un motoras brushless insa cu noua bobina se incalzeste foarte repede (cateva secunde). Conform masuratorilor nu pare a fi in scurt, insa rezultatul este dezamagitor. Turatie mica si caldura mare. Unde gresesc?
Am incercat 3 rebobinari cu aceasi sarma de aprox 0.5 - 0.6 cu 12 respectiv 14 bobine in 2-a straturi pe fiecare pol. (motor - 9 poli 12 magneti) intrebarea este daca nu e prea groasa sarma si prea putine bobine ?
Ceva idei ?
Sa nu uit ... am legat bobinele in varianta STAR si in varianta DELTA.... acelas drac.
Am incercat sa rebobinez un motoras brushless insa cu noua bobina se incalzeste foarte repede (cateva secunde). Conform masuratorilor nu pare a fi in scurt, insa rezultatul este dezamagitor. Turatie mica si caldura mare. Unde gresesc?
Am incercat 3 rebobinari cu aceasi sarma de aprox 0.5 - 0.6 cu 12 respectiv 14 bobine in 2-a straturi pe fiecare pol. (motor - 9 poli 12 magneti) intrebarea este daca nu e prea groasa sarma si prea putine bobine ?
Ceva idei ?
Sa nu uit ... am legat bobinele in varianta STAR si in varianta DELTA.... acelas drac.
#3
Postat 27 March 2007 - 05:06 PM
Am rezolvat enigma
Afirmatia ca se poate bobina un motoras cu 12-14 spire cu fir de 0.5-0.6 e usor gresita ....
Am bobinat motorasul cu fir de 0.35 si 24 de bobine legata in configuratia star. Se incalzeste foarte usor insa merge binicel (timing de 30 grade a fost cam cel mai optim). Probabil sarma de 0.4 si 20 ture ar fi fost mai ok.
Treaba buna este ca in configuratia 24 ture cu fir de 0.35 cu elice 9x4 suge 4-4.5 A cu masa in plin, (3 celule LIPO) tractiunea nu am reusit sa o masor insa estimez un 300-350 gr.
Afirmatia ca se poate bobina un motoras cu 12-14 spire cu fir de 0.5-0.6 e usor gresita ....
Am bobinat motorasul cu fir de 0.35 si 24 de bobine legata in configuratia star. Se incalzeste foarte usor insa merge binicel (timing de 30 grade a fost cam cel mai optim). Probabil sarma de 0.4 si 20 ture ar fi fost mai ok.
Treaba buna este ca in configuratia 24 ture cu fir de 0.35 cu elice 9x4 suge 4-4.5 A cu masa in plin, (3 celule LIPO) tractiunea nu am reusit sa o masor insa estimez un 300-350 gr.
#4
Postat 11 April 2007 - 09:09 PM
Excellent motor building articles by Brian Mulder, a must read, will prevent you from asking a lot of questions :-)
http://www.southernsoaringclub.org.za/
-> Articles by SouthEasterners.
-> Electric Motors - part 1-5
Do-it-yourself motor homepages, manuals/tutorials, checks and tests in this motor builders tips and tricks thread. The checks and tests may save you from frying your controller or motor. Thread is active, bookmark it for future reference and subscribe to it:
http://www.rcgroups....ad.php?t=240993 (sticky thread, at top of subforum)
Two instructive motor winding/assembly videos, 14 & 10Mbyte respectively.
http://www.utahflyers.org/
-> Motor Winding #1 & #2
Vriendelijke groeten <_< Ron
• diy motor building tips & tricks
• diy brushless motor discussion group
• Drive Calculator download & discussion group
• int. E fly-in & diy outrunner meet, Aug.26 2007, Nijmegen, the Netherlands
http://www.southernsoaringclub.org.za/
-> Articles by SouthEasterners.
-> Electric Motors - part 1-5
Do-it-yourself motor homepages, manuals/tutorials, checks and tests in this motor builders tips and tricks thread. The checks and tests may save you from frying your controller or motor. Thread is active, bookmark it for future reference and subscribe to it:
http://www.rcgroups....ad.php?t=240993 (sticky thread, at top of subforum)
Two instructive motor winding/assembly videos, 14 & 10Mbyte respectively.
http://www.utahflyers.org/
-> Motor Winding #1 & #2
Vriendelijke groeten <_< Ron
• diy motor building tips & tricks
• diy brushless motor discussion group
• Drive Calculator download & discussion group
• int. E fly-in & diy outrunner meet, Aug.26 2007, Nijmegen, the Netherlands
#5
Postat 11 April 2007 - 10:57 PM
Hello Ron,
I know you are very active on a bunch of DYI/RCforums and you posted several times even here. I am sure most of the RHC forum members have no problem reading your posts, but, just out of my own curiosity, can you understand romanian?
Thanks,
Cirip
I know you are very active on a bunch of DYI/RCforums and you posted several times even here. I am sure most of the RHC forum members have no problem reading your posts, but, just out of my own curiosity, can you understand romanian?
Thanks,
Cirip
Teorie este atunci cand stii totul, dar nu merge nimic.
Practica este cand toate merg, dar nu stii de ce.
Montajele mele imbina teoria cu practica: nu merge nimic si nu stiu de ce.
Practica este cand toate merg, dar nu stii de ce.
Montajele mele imbina teoria cu practica: nu merge nimic si nu stiu de ce.
#6
Postat 11 July 2015 - 09:42 AM
Intreb si eu poate are cineva o idee. Am motorul asta si trebuie sa-l rebobinez. Problema ar fi ca nu stiu cum sa-mi facilitez accesul la bobine, el fiind facut foarte compact.
http://i1357.photobucket.com/albums/q759/ciprian661/Mobile%20Uploads/2dd02024-426a-493b-8b70-b3642518816e_zps1lzgauny.jpg
Ceva idei? Doritori care-l pot rezolva contracost?
http://i1357.photobucket.com/albums/q759/ciprian661/Mobile%20Uploads/2dd02024-426a-493b-8b70-b3642518816e_zps1lzgauny.jpg
Ceva idei? Doritori care-l pot rezolva contracost?
Aceasta postare a fost editata de Ciprian97: 11 July 2015 - 09:44 AM
#7
Postat 11 July 2015 - 05:30 PM
Baga-l în acetonă peste noapte și se dezlipește bobină de hub.
Prabusirea este o aterizare necontrolata..................sau nu?
FPV is not a crime!
Hitec Optic 6 Spectra 35MHz sinteza
FrSky 2.4GHz modul
Easy Glider BL
FW 190 A8
P 51D Mustang
IAR 80
ME 163
Tel: 0741-931.767
FPV is not a crime!
Hitec Optic 6 Spectra 35MHz sinteza
FrSky 2.4GHz modul
Easy Glider BL
FW 190 A8
P 51D Mustang
IAR 80
ME 163
Tel: 0741-931.767
#9
Postat 12 July 2015 - 07:25 AM
Eu am fixat cu picatura inapoi bobina de hub si dupa 4 ani inca tine.
Prabusirea este o aterizare necontrolata..................sau nu?
FPV is not a crime!
Hitec Optic 6 Spectra 35MHz sinteza
FrSky 2.4GHz modul
Easy Glider BL
FW 190 A8
P 51D Mustang
IAR 80
ME 163
Tel: 0741-931.767
FPV is not a crime!
Hitec Optic 6 Spectra 35MHz sinteza
FrSky 2.4GHz modul
Easy Glider BL
FW 190 A8
P 51D Mustang
IAR 80
ME 163
Tel: 0741-931.767
#12
Postat 13 July 2015 - 09:43 AM
Mda. Raspunsul meu e ca nu se merita. Am scos cu greu bobinele de pe suportul verde, mi-am belit ochii sa reinfasor la fiecare bobina cu nr corect de spire si sa prind inapoi bobinele de suport doar ca la urma sa fie mai lenes motorul, si pe un quad asta-l face inutilizabil. Parerea mea, da-i tata comanda de altu`.
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