T-870-INTE MjölnirFuel and nozzle team

Milestone presentationInstructor: Joe Foley

Students: Ingi Mar Jónsson, Jóhannes E. ValbergSverrir Haraldsson

Department of Science and Engineering(TVD)

Reykjavík UniversityApril 28, 2014

● Introduction

● Requirements

● Explosives

● Orders in progress

● RockSim Simulations

● Launchpad

Overview of the Talk

● Status

● Next Steps

Introduction

● Explosives○ Seminar○ Coast Guard

● Rocket motors○ 98 mm○ 38 mm

● External Rocket body○ Custom Rebel Space ○ Broken Arrow 5 XP

● Launchpad

Figure www.briandevlin.com

Requirements

● Safety at all times (fuel/engine, launch tactics and more)

● Able to carry ~4 kg payload

● Ultimate goal of reaching altitude of 6+ km

● Stable flight pattern○ Center of gravity placed within 3 - 5 x diameter of rocket total center of

area.

Explosives

● Seminar○ regulations○ basic theories○ calculations for industrial use

of explosives

● Coast guard ○ quick overview of how to

handle live unstable rockets○ what to do and what not to do

in the field

Orders in progress

● Pro98 Wrench

● Pro98 4 Grain Hardware Set○ 4 Grain casing, Forward Closure, Nozzle Holder, Retaining Ring and

Closure Set.

● Pro98 4 Grain Reload Kit, White○ Dimensions 98 x 702 mm ○ Total Impulse 10.366,9 Ns○ Maximum Thrust 2216,4 N○ Burntime 5,89 s○ Total Weight 5.727 g

● Estimated cost○ 480.000 ISKr

Figure:http://www.rebelrocketry.com/shop/product_info.php?info=p607_Pro98-4-Grain-Hardware-Set.html

Figure:http://www.rebelrocketry.com/shop/product_info.php?info=p198_Pro98-Wrench.html

Orders in progress

● Pro38 2 Grain Motor Case

● Pro38 2 Grain Reload Kit, White○ Dimensions 38 x 186 mm ○ Total Impulse 269,1 Ns○ Maximum Thrust 127,5 N○ Total Weight 325,3 g

● Estimated cost○ 30.000 ISKr

Figure:http://www.rebelrocketry.com/shop/product_info.php?info=p3124_Pro38-2G-269-H110-WH-14A-Reload-Kit--White.html

External Rocket Body

● Rebel Space Level 3 Custom kit○ Includes GPS, Altimeter, Recovery Setup ○ 102 x 2813 mm○ Estimated dry weight 5,5 kg○ 12.000 EUR + shipping

● Broken Arrow 5 XP from ProLine○ Level 2 - 3 rocket for K to N motors○ G12 Airframe○ 98 mm motor mount○ 127 x 3040 mm○ Dry weight 11 kg○ Delivered!

Figure:http://rocketrywarehouse.com/product_info.php?products_id=651

RockSim simulation

Launchpad

● Designed in SolidWorks○ Based on previous design○ Adjustable base○ Security tilting mechanism ○ Material ordered

Status

● Rocket motors have been ordered○ In shipping ○ Delivered to Kemis for storage

● Rocket Bodies○ Broken Arrow XP5 rocket has arrived, requires assemble○ 38 mm test rocket has arrived, requires assemble○ Custom Rebel Space rocket ordered

● Explosives seminar○ Finished○ B license acquired

● Launchpad○ Design finished○ Waiting for material

Next steps

● Assemble launchpad (02.05.14)

● Write safety and pre-launch procedures (05.05.14)

● Internal design and assembling of mounting mechanism (09.05.14)

● Assemble rocket (09.05.14)

● Launchpad setup (13.05.14)

● Rocket Launch (14.05.14)

End of presentation

Thank you

QUESTIONS?