FlyFreak

RC Modeli => Elektronika i baterije => Topic started by: hsaraga on February 01, 2010, 06:37:37 pm

Title: outrunner vs inrunner edf
Post by: hsaraga on February 01, 2010, 06:37:37 pm
Turnigy 2815 EDF Outrunner 4800kv for 55/64mm
(http://www.hobbycity.com/hobbycity/store/catalog/EDF-28xx.jpg)


Turnigy 2815 EDF Outrunner 4800kv for 55/64mm Specs:Kv- 4800Dimensions: 51 x 28mmShaft: 2.3/3.0/3.175mm Voltage: 11.1VWeight: 71gNo-load current: 3.2ANo-load RPM: 55560Load current: 39.6ALoad RPM: 42560Thrust: 750g Mounting Hole Bolt Circle: 18mm
Mtg. Hole Number & Size: 4 x M2Includes 3 shafts, 2.3, 3.0 and 3.175mm
(http://www.hobbycity.com/hobbycity/store/images/product_config/header.jpg)
(http://www.hobbycity.com/hobbycity/store/images/product_config/left.jpg)
Kv (rpm/v)4800
Weight (g)73
Max Current (A)39.6
Resistance (mh)
Max Voltage (V)11
Power(W)
Shaft A (mm)3
Length B (mm)51
Diameter C (mm)28
Can Length D (mm)18
Total Length E (mm)65
(http://www.hobbycity.com/hobbycity/store/images/motordata.gif)
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HXT 2040 (130L) 4850kv Brushless Inrunner
(http://www.hobbycity.com/hobbycity/store/catalog/HXTB2040.jpg)


Motor Size: 2040 (130L)
Speed: 4850kv
ESC Required: 18A
Voltage Range: 6~12v
No Load Curr: 1.8A
Max Load: 25A

Diameter: 20.2mm
Length: 42mm
Front Mounting Hole Distance: 16mm
Front Mount Thread Size: M2.5
Shaft Diameter: 2.3mm
Shaft Length: 15mm
 
molio bi za pomoc iskusne kolege elektronicare za pojasnjenje specifikacije.
naime za edf 64mm inace koristim inraner 4850kv i sve je u redu dok ne stavim bateriju jacu od 2200-20C,onda motor izgori.(to je ovaj drugi na slici)
sad sam vidio ovaj autraner 4800kv (to je ovaj prvi na slici )
kakva je razlika iznedju ta dva motora i da li bi ovaj autraner lakse vrtio turbinu,tj je li jaci.razika od 50kv mi ne znaci puni,ali uzimajuci u obzir opterecenje cak je moguce da ovaj sa manje kv zavrti edf vise ako je jaci.
Title: Odg: outrunner vs inrunner edf
Post by: davorvž on February 01, 2010, 08:33:15 pm
uzmi ti taj outrunner, nisu oni glupavi pa napravili outrunner za EDF, manje struje trosi a i moze podnjet veca opterecenja od inrunnera a vidis na ovome da su ga sredili da ima relativno dobro hladenje
Title: Odg: outrunner vs inrunner edf
Post by: toni on February 02, 2010, 10:53:58 am
Tek u posljednje vrijeme outrunneri su postali prikladni za EDF upotrebu. Do unazad dvije godine i manje, to je bilo ekskluzivno područje za inrunnere. Do tada outrunneri nisu mogli postizati rotacije koje imaju inrunneri. Danas to mogu. Čak i vuku nešto manju amperažu uz približnu ili jednaku snagu. Postavljalo se i pitanje hlađenja jednih i drugih i tu su mišljenja podjeljena. Također outrunneri smetaju kod hlađenja reglera kod modela gdje se regler postavlja odmah iza motora. Tu je hlađenje reglera nešto manje efikasno. Ali i to se da rješiti drugačijim smještajem reglera. Inrunneri se, pak, lakše montiraju u turbinu što nije mala stavka. No, trend je da se sada radi sve više outrunnera za EDF upotrebu. Naravno i njihov okretni moment im daje prednost. Preporučio bih ti da ili uložiš koji dolar više u kvalitetniji inrunner, HET, MEGA, ARC, HYPERION, NEU ... pa onda nećeš imati tih problema. A možeš i naručiti taj outrunner i onda ga isprobati. Sada već imaš veliko iskustvo s inrunnerima pa bi bilo dobro i probati jednoga debeljka.
 
lp
 
Toni