Description: Material: glass (black) with carbon reinforcment; Length when mounted is 15 cm (approx. 2 mm. Most expensive micro EDF jet. The Thrust Tube requires support around the servo mounts. There were several options at this point but I opted to extend the thrust tube on the motor. Time. which means a thrust tube exit diameter of 38. The Case diameter will always be larger than the Hub Diameter. Among t Dec 17, 2013 · I designed this thrust tube to save money and time just simply mount the thrust tube and 70mm EDF unit into any of our 70mm Foam Concept Jets. 99. Resin material is selected on your printer before printing. 6. 0 Sep 22, 2017 · Summary. I choose the Learjet 23, because it looks super cool with its wingtip tanks and features exposed engines, which do not only provide good thrust, but are also May 19, 2021 · The maximum thrust we got was 250 grams at 25. #6. N 4. Every Day new 3D Models from all over the World. The nozzle will print without support. 10 in) and tapers down to 75 mm inner diameter towards the end. OK, First off I am not an EDF expert that's for sure. 62kg in my case),I am interested in the maths behind finding the velocity exiting the annular area, V1, the velocity at the exit of the "thrust tube", V2 and why the EDF thrust varies depending on the thrust tubes exit area. limits your motor, controller and/or battery may take damage! Thrust tube for 70mm EDF unit 12 cm long Review 28 cm thrust tube for Mini Fan pro. 20 cm thrust tube for Midi Fan pro. There are four items. SkyAngel T-45 50mm EDF Jet - 3D printed EDF and Vectored Thrust unit (getting better at it) (5 min 56 sec) And now we transition to the World's first usable (again to my knowledge) 3D printed EDF housing. This is my first Mar 20, 2024 · johnbecker31 submitted a new resource: Retro Rocket EDF Thrust Vectoring for 70mm - Thrust Vectoring Unit. Jan 8, 2023 · 70mm edf 6s, normally is about 230-250gr. Description: Material: glass (black) with carbon reinforcment; Length when mounted is 28 cm (approx. Restricting the exaust increases efflux and static/dynamic thrust, to a point. It Is In 360 Degree TV And Using 2 Servo (not included), mixing with rudder and elevator by a Y vord or using seperate servo Channels. When I set it up on the test rig I'm getting around 800 grams thrust with no inlet or outlet tubes. Any more or less than this will result in loss of the thrust output. US$196. The idea behind multiple turbine stages is to boost pressure at each stage prior to the combustion chamber. Dec 19, 2017 · What material for a thrust tube? rcmigpilot: Large EDF Jets: 5: Jun 16, 2018 05:55 AM: Discussion: fiberglass thrust tube material: yachtsailor54: Fuel Jet Talk: 3: Aug 22, 2016 11:48 AM: Question: Thrust tube thickness and materials question: cooper998: Electric Ducted Fan Jet Talk: 3: Feb 25, 2009 11:16 AM: Discussion: Thrust tube material in The SM89-45 MkII EDF System has the same rotor as the original SM89-45 but with a new, lighter and stiffer shroud made from solid carbon fibre which provides a super stiff base in which to mount the glass fibre reinforced injection moulded 8 bladed stator assembly which is bonded to the motor tube with aerospace grade methyl-methacrylate adhesive. The hub diameter is: 40mm. Calculated FSA: 69. I printed with PLA, 100% infill. Plus it puts un-necessary strain on the fan (sep. 2. Nov 29, 2009 · FSA is the area of the inside of the housing, minus the area of the rotor hub or motor tube. Specifications: Weight: 47g without the wood ring (+5g with wood ring). High rotor blade count edf (10-12 blade): The exhaust opening needs to be 85-90% of the diameter of the edf unit. stl. On mobile devices swipe to rotate. Oct 6, 2017 · EDF thrust tube was created by Quorneng. This is my first EDF and even I know round or at least oval is much more efficient. Thanks to the increased ring area (FSA) of 37. If the area of the thrust tube is to be 100% (say) of the FSA, it will be 1149 sqmm. Jan 22, 2010 · Aluminum tube versus brass tube, what to use? planefun: Scale Sailplanes: 7: Nov 20, 2009 01:06 AM: Discussion: What Timing Settings to use for EDF motors? fooyukvoon: Electric Power Systems: 8: Sep 26, 2009 04:58 PM: Discussion: what glue to use for edf construction: j3tman: Electric Ducted Fan Jet Talk: 4: Sep 11, 2009 02:22 PM: Discussion 1920 "70mm edf thrust tube" 3D Models. Then further restriction only increases the efflux/dynamic thrust while reducing static 25 cm thrust tube for Midi Fan pro. Works too for Schübeler DS30, HET 6904 and other 69 mm fans. FEATURES: Thick duralar material; Size: 20 Inches Mar 22, 2014 · "The EDF's Thrust Tube needs between around 5 to 20% diameter reduction at its exit. Add to Wish List. The mylar works great for exit tubes since they are under pressure and won't collapse. Typhoon HET EDF 2W-20 Motor 28mm 3400Kv, for pylon / EDF jets up to 1300 grams. Welcome, Sign in English. KV: 2300. Now I’m going to replace this propeller with a 12-bladed one. Feb 17, 2015 · If you are forced to use a thrust tube longer than 3 fan diameters then keep the thrust tube at 100% FSA unless your inlet is less. com. plus one for the Wemotec Midi Fan Evo 80mm = 65 mm Jun 1, 2022 · Fan found in the Eflite and FMS Viper 90Timing set at 18 degrees Page 44-Discussion Skymaster A10 1:7,75 EDF Electric Ducted Fan Jet Talk Description. Low rotor blade count edf (5-7 blade): The exhaust opening needs to be 75-80% of the diameter of the edf unit. Enter the values as described on the thrust tube page. Important Note: Before flight recheck your max. 90% FSA = 68 mm ca 100% FSA = 71 mm. 1 kilos of thrust on 12's with a draw of about 126 amps max. 70mm 2300KV/6S EDF. - Material: Stainless Steel & Aluminium- Inlet Pipe Outside Diameter: 75mm - Tube Outside Diameter: 60mm- Tube Inside Diameter: 50mm- Total Length: 325mm- This is is a test stand meant to measure the thrust output of your EDF set up. Found the same material in 0. Sep 15, 2022 · Thrust tubes for the E-flite F-16 80mm EDF jet. 28 cm thrust tube for Mini Fan pro. Temperatur. Victor EDF bifurcated Thrust tube. I want to use a WeMoTec ready-made tube and have a 120 mm and a 250 mm long tube. Description. This gives a FSA of 1149 sqmm. Looking at ways to increase thrust I read an old article from the 1956 Air Trail Annual on Ducted Fan Design. I made some prototype tubes (64 to 58 mm and 127 mm long) out of inkjet transparency film but the material is too thin. 25mm thickness and this worked much better. To help demonstrate the differences and importance of each value we use a 100N turbi Mar 20, 2024 · Part Retro Rocket EDF Thrust Vectoring for 70mm 1. The calculation I found was: Thrust = Mass flow rate * (Exhaust Velocity - Free Stream Aug 27, 2017 · The Jetfan 120 Pro with the HET 800-73-590 motor is 16. Material: Stainless Steel &. The thrust tube for the 70mm EDF was made from acetate sheet using a template produced in Sketchup. The “Giancarmine Vitale” custom-built model costs $60,000 and includes real gold plating and Swarovski crystals. - Material: Stainless Steel & Aluminium - Inlet Pipe Outside Diameter: 75mm - Tube Outside Diameter: 55mm - Tube Inside Diameter: 48mm - Total Length: 210mm - Weight: 57g x 2 EDF Diametre: 64mm; Flying weight: 600g; Thrust: ≥ 650 g; ESC: Hobbywing 40A; 3x Digital metal 17g servo; 4300KV Brushless motor; EPS foam material; Includes. Add to basket. 28. The plan must have been made for a fan with a built in longer thrust tube. For a given static thrust (3. 3 or 4s Lipo. has been hard at work to bring you MAD power EDF systems with excellent quality and high The new E-Jets JETFAN-80 V3 was developed from the proven JF-80. 100°C / 212°F. If the inlet is less than 100% FSA then try and match the FSA with the thrust tube. 0. Thrust Arrow is the first specific built vehicle ONLY meant for EDF power! How well does it perform? Find out below! 12s JP 90mm Full Metal Electric Ducted Fan EDF for RC Plane Material: Aluminum Alloy Operation Voltage: Fan: 12-blade Metal fan Motor: 4250 EDF Thrust Tube. 1920 "70mm edf thrust tube" 3D Models. So now you can Tube to mount on the end of EDF to get a optimal thrust/speed. current! If your Current, el. Here we look at static thrust and jet efflux for a few different models. This situation tends to worse if an out runner motor is used where the motor bell is typically The Thrust Vector Systen Is suitable For 90mm EDF Jet. Do not enter a value in mm and the other in inches. Feb 5, 2006 · Registered User. Double-click to enter the fullscreen mode. The tube is 50mm long and there is an extra 20mm that couples it to the EDF, while the optimal length is about 4x the diameter of the EDF which would be 200mm that simply wouldn Calculate EDF Exit Nozzle diameter using FSA. Well I've been wanting to put a thrust tube in my T45 for a while now and thanks to "jaquesone100" I did it for free so thank you for that. 16 cm thrust tube for Mini Fan pro. The fan unit comes completely mounted with a HET 2W27 motor. Gold plated connector: Φ3. Tags Dr Mad Thrust 50mm Alloy EDF Thrust Tube Text 50mm fan , alloy , aluminum , edf , fan duct , jet , jet engine , plane , rc plane , Download: free Jul 30, 2012 · Thus for a 40mm edf (actual diameter 40. (c) by eCalc V1. Aug 2, 2018 · EDF Preparation and Installation. Category: Victor. The EDF is located near the bottom of it, but there is a small blue tube below the EDF mount. Model: 70mm 12 Blades EDF with 2300KV/6S. 4 mm walls (looks like it should print just fine with triangular infill) and you should end up with a weight of approx. Jul 11, 2021 · Both the EDF tube housing and "thrust tube" are 90mm in diameter. Call us now: +33 (0)3 10 37 02 01 (mardi/tuesday - jeudi Apr 11, 2009 · What's the definitive thread on designing, making and mounting thrust tubes? I have a Sapac twin EDF F22 with square exhausts. Brand: Powerfun. And produce impressive output 2240gr Of thrust @ 25v. Hi everyone I am working on a uni project for an EDF rocket. JP Hobby Double Layer Turbine Thrust Tube For 80mm / 90mm EDF Jet - Suitable For 80mm Description. Works too for Schübeler DS51 and other 89 mm fans. Turbine Thrust Tube. If you reduce the tubes exit area by 20%, you will have 20% higher air velocity at the system exit. I made a thrust tube with a length 4X the diameter of the EDF and varied the outlet diameter for 80, 90, and 100% FSA. 2mm layer resolution and with 100% infill (weight: ~70g). Most EDF installations require some sort of inlet and exhaust ducting, particularly if it is placed in a scale plane fuselage. Description: Material: glass (black) with carbon reinforcment; Length when mounted is 32 cm (approx. This is the test video of our latest 64mm EDF power system version II. Printables. 5 mm the hub area is 165 sqmm. critical. 93. This acetate material works well for thrust tubes because it is relatively light and is easy to bend into tube shapes. This concept has been known for several decades but has We would like to show you a description here but the site won’t allow us. The 0. Jun 23, 2019 · For Sale Thrust Tube Material Electric RC Jets (FS/W) Aug 5, 2019 · It should be pretty conventional and stable in the air and also look good and it should be a twin engine, because i wanted to put both EDF units into one plane to go up with the size. Description: Material: glass (black) with carbon reinforcment; Length when mounted is 20 cm (approx. The Dr. Two 4S power systems, and two 6S in-runner power system. Feb 8, 2023 · EDF Thrust Tube design Question - perplexity. The new E-Jets JETFAN-90 V3 edf unit was developed from the proven JF-80. Amps will be about 100 in the air with slightly less thrust (due to installed ducting internal drag losses) It will fly the JHH Hawk with good authority. In the article they went through a pretty detailed series of development steps going from an open fan to adding a thrust tube then adding flow straighteners to finally varying the outlet diameter Apr 4, 2021 · The inside volume of the tube is 412,132 cubic millimeters I believe: Inner diameter is 80mm and length was 82mm. Length when mounted is 16 cm (approx. and adding the ideal weight, we get a total thrust of 480 grams at 25. Zoom with the scroll button. Both the EDF tube housing and ''thrust tube'' are 90mm in diameter. On mobile devices 3 finger horizontal swipe performs panning. Mad Thrust 50mm EDF. 64mm EDF thrust tube to 50-57mm . The thrust test revealed 8. Thanks to the increased ring area (FSA) of 51. flitetest. 35mm Mylar film I used at first turned out to be a bit too stiff. 75 mm is perfect for the Midi Fan pro. Jul 12, 2021 · EDF Thrust tube theory. The longer one should be perfect but can not be installed without breaking something (slit the tube, force it in and then tape 12 cm thrust tube for Mini Fan pro. Intake ducting is some of the same but with caveats. It has an 8% Diameter Reduction at the exit which should give you a good mix of speed and and torque. Click to find the best Results for edf thrust tube Models for your 3D Printer. The tube is 50mm long and there is an extra 20mm that couples it to the EDF, while the optimal length is about 4x the diameter of the EDF which would be 200mm that simply 20 cm thrust tube for Midi Fan pro. 5 inch propeller and bathing Jug the sounds of this edf is awesome but i didn't get mo Feb 21, 2023 · With the expanding electrification in all sectors of transport, it is necessary to look for new efficient solutions for propulsion systems for use in air transport. This is a 3-inch propeller with 12 blades. 55 mm is perfect for our Mini Fan pro. One of the approaches can be the use of electric ducted fans (EDFs), especially in, but not limited to, the case of unmanned aerial vehicles with vertical takeoff and landing. I started with 400 grit, and worked my way up to 3000 grit. Description: Material: glass (black) with carbon reinforcment; Length when mounted is 22 cm (approx. I am currently making my thrust tube and I'm reading up on it a bit. 7 qcm and new lower resistance stator blades, the efficiency and engine cooling could be improved again! This results in an increase in thrust of up to 5% with the same input power! The design continues in the direction of high jet Jul 21, 2021 · An EDF (Electric Ducted Fan) rocket with thrust tube is a type of model rocket that uses an electric motor to power a fan inside a tube, which then produces thrust to propel the rocket forward. Very happy with the outcome! Cheater holes have also been added to the top hatch. The EDF 50 likes weights in the 6oz region where the EDF 55 likes weights in the 10-14oz region or wing loadings in the 9-12oz/ft2. Description: Material: glass (black) with carbon reinforcment. Rafale 70mm EDF Bifurcated thrust tube . Higher pressure into the combustion chamber = more thrust. It is for servo actuated flaps, seen in the image. Jul 9, 2019 · i just tried to build an Edf ducted fan using 1100Kv brushless motor 2. 8 in) and tapers down to 75 mm inner diameter towards the end. 67 amperes. Output after Submission button is clicked will appear above. NM @NM_165525 Verrou Coffret EDF . free Downloads. The thrust tube helps to focus and direct the airflow, increasing the efficiency of the rocket's propulsion. On mobile devices pinch two fingers together or apart to adjust zoom. US$57. You also must evaluate airframe drag. 88 Jun 5, 2020 · Thrust tubes also give the EDF a nice "woosh" sound, with the effect being more pronounced the longer the tube is. Add to Cart. Sep 14, 2017 · Sep 14, 2017. Plane is done! Tried different materials for the thrust tube. The calculated Kv for this motor is approximately 2,222. The “Nano Jet” measures only 4 inches (10 cm) in wingspan and weighs 3 grams. The “Shadow Stryker” holds the record of 234 mph (377 km/h) Smallest micro EDF jet. 5 lbs thrust @ 95 A (on the bench). 80mm EDF Thrust Test With 12-Blade Propeller. 15% infill and 0. Material: Stainless Steel & Aluminium Jun 2, 2013 · Incidentally, this flight was also the plane's first flight with the new 3D printed EDF housing, but more on that later in the post. Suitable for HET EDF unit 6904, WemoTec Mini Fan, Changesun 70mm or equivalent. 5in) and tapers down to 55 mm inner diameter towards the end. But, my current scratch build is a simple model with foam tube and similar to a mig-15. You should be fine with approx. Français; English; Contact us. 8. End diameter is 50-57mm | Download free 3D printable STL models 32 cm thrust tube for Midi Fan pro. You can make them smaller and smaller, but anything under 65% will likely "stall" the fan and make it hard to get thrust or efflux. Most EDFs have relatively large hubs of sufficient diameter to cover the motor. 5. Output values will be in the same units as you have entered them in. Buy Thrust tube for Mini Fan pro 12 cm long. Diameter : 28 mm Overview on my variable length thrust tube prototype and the motivation behind the project. Then the unit was glued into a foamboard frame that fit into the tail of the plane. A thin fiberglass inlet duct can be reinforced with a spiral of graphite around the tube. I printed the thrust tube with Hobbyking PLA at 0. You will need to wet sand the ball-joint surfaces. I’m using a standard 9v dc motor. 00. (not to mention, letting me borrow his pictures to post here) The new files are specifically designed to fit the FT Store purchased EDF. 175mm push rod and screws included. FliteTest Thrust Tube article: https://www. - This Double Layer Turbine Thrust Tube Set is include 2 Pc of Turbine Thrust Tube. . Suggested ESC ( for 12s max): Castle Edge 120HV. Sky Flight Hobby F-117 Nighthawk 64mm Jet PNP; Manuel en anglais Jul 12, 2015 · EDF "Internal" Thrust Tube losses. Introducing our Dr. place the stand on a kitchen scale, the thrust tube with the motor in the stand, zero the scale, push up to full throttle and observe the data Nov 14, 2023 · Fastest micro EDF jet. 80% give better efflux, but less thrust. Motor - HET 800-68-685ESC - Hobbywing 200 ampBattery - 2 x Genace 6s 5500mah 60CRadio - Futaba 16IZ with Hobb 15 cm thrust tube for Midi Fan pro. Slips over the back of shroud. Aug 26, 2010 · One of the rules for exaust size was, low power fans should be kept at 100% FSA (not including area of motor tube), for max static thrust. I have question on the building of the Jet Arrows Vampire. Mad Thrust high performance EDF series. Victor EDF bifurcated Thrust tube quantity. Not sure if the same concept would apply to a EDF since thrust is not produced by burning jet fuel in a combustion chamber. Aug 20, 2022 · Thrust test on the Ejets Jetfan Pro 120mm EDF. the shroud) and can even make your fan rotor fly off (since most adapters eg WeMoTec are threaded in a specific way). £ 0. Three different outlet sizes: ca. Rotate with the left mouse button. Reviews (0) - Suitable For FMS / E-flite Viper 90mm EDF Jet Apply With Kingtech K30 / K45 Turbine Engine. Power or RPM are over the manufacturers. The most I could get is 750 grams thrust. Settled amp draw was about 117 amps, and the thrust stabilized at ab Jul 21, 2018 · Thrust reversing will make the mylar tube implode, maybe get sucked into the fan and possibly completely destroy the latter. This blue extension ends up being a ''thrust tube'' I believe. If I go for an 80% design to increase the - Suitable For Freewing A-10 80mm EDF Jet Apply With Kingtech K45 Turbine Engine. I personally recommend having an inlet FSA of a tad over 100% for the purposes of countering effective losses in area from the boundary layer. Length when mounted is 25 cm (approx. EDF Ducted Fan Wemotec Mini Fan evo 70mm (9 blades) / HET 2W-27 6S 2500Kv (Pack) Modern high efficiency multi bladed fan unit. Inlet tubes will collapse from the suction, and need to be heavier and/or reinforced. 05 qcm and new lower resistance stator blades, the efficiency and engine cooling could be improved again! This results in an increase in thrust of up to 5% with the same input power! 22 cm thrust tube for Mini Fan pro. Click to find the best Results for edf 50 mm thrust tube Models for your 3D Printer. light 180gr. Suitable For Freewing Zeus 90mm EDF Sport Jet Apply With Kingtech K45 Turbine Engine. 8mm) the inlet area is 1314 sqmm and with a hub diameter of 14. 62kg in my case),I am interested in the maths behind finding the velocity exiting the annular area, V1, the velocity at May 5, 2016 · EDF Thrust Tube - design & usefullness. . One article said a smaller exit diameter will give higher top speed but lower thrust. Length when mounted is 28 cm (approx. Click to find the best Results for 70mm edf thrust tube Models for your 3D Printer. 10000+ "edf thrust tube" printable 3D Models. From one source I've seen, the EDF thrust T is equal Nov 12, 2023 · I bought a 50mm EDF that is rated at 950 grams thrust with a 4S battery. com/articles/ 28 cm thrust tube for Mini Fan pro. Adjust camera position with the right mouse button. 40g. 100% FSA thrust tubes give the best thrust, but with less Efflux. Description: Material: glass (black) with carbon reinforcment; Length when mounted is 12 cm (approx. May 18, 2023 · Well I cut the rear spar according to the plan and when I went to add the rear motor mount the mount was in the air - the thrust tube on the motor didn't go back far enough. Works too for Schübeler DS30, HET 6904 and Free EF2000 EUROFIGHTER - 64 MM EDF JET [RC PLANE 10000+ "edf 50 mm thrust tube" printable 3D Models. I would like to give a special thank-you to @SP0NZ for helping with design changes, and testing the fit of the new Thrust Tube. This powerfun 70mm fan outrunner, 6s is very. The air should exit the thrust tube at a higher velocity than it entered the system at. Just a simple thrust tube for a Dr. 6 in) and tapers down to 75 mm inner diameter towards the end. This Pack, composed with the EDF unit, the motor and the assembling and balancing service, is precisely set, harmonically balanced and tested by us. The 90mm EDF is located abit higher above this blue section, attached to 1, I believe the blue section becomes a ''thrust tube''. It concerns the Thrust Tube installation. rb wh ca ej xn ir yv yr rm zf