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[技术] 水火箭技术之六(转)

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发表于 2013-9-29 12:52:53 | 显示全部楼层 |阅读模式
接至:水火箭技术之五(转)

水火箭

水火箭

A new clear fin skirt

水火箭

水火箭

The fins do not have any fillets in order to maximize the visibility of the bottle.

水火箭

水火箭

The fin skirt just slips over the neck of the bottom bottle.

水火箭

水火箭

Axion IVd with camera boom.

 楼主| 发表于 2013-9-29 12:53:25 | 显示全部楼层

水火箭

水火箭

A closer view of the boom.

水火箭

水火箭

The boom segments are reinforced with skewer sticks which are glued inside the joint.

水火箭

水火箭

The tensioning string supports the boom to stop it pivotting.

水火箭

水火箭

The MD80 camera is protected by a cover made from corriflute plastic.
 楼主| 发表于 2013-9-29 12:53:59 | 显示全部楼层

水火箭

水火箭

Top view of the boom.

水火箭

水火箭

140 grams of extra ballast (old batteries)was used on the rocket to make sure it remained stable in flight.

水火箭

水火箭

Setting up the launcher at Doonside.

水火箭

水火箭

You can see the new growth after a recent grass fire.
 楼主| 发表于 2013-9-29 12:54:28 | 显示全部楼层

水火箭

水火箭

Taking off with the assistance of a 2m guide rail.

水火箭

水火箭

Luckily no water droplets hit the camera lens.

水火箭

水火箭

Accelerating upwards.
 楼主| 发表于 2013-9-29 12:55:04 | 显示全部楼层

水火箭

水火箭

Parachute deployment on the way down.

水火箭

水火箭

Paul's Pod 1 on its flight in high wind conditions.


 楼主| 发表于 2013-9-29 12:55:40 | 显示全部楼层

水火箭

水火箭

Servo holding parachute door closed.

水火箭

水火箭

Servo turns to release rubber band and door.

水火箭

水火箭

NSWRA at Crestwood fair.

水火箭

水火箭

Acceleron V and everything had to be tied down in the strong wind.
 楼主| 发表于 2013-9-29 12:56:16 | 显示全部楼层

水火箭

水火箭

It was a fun day talking rockets.

水火箭

水火箭

Beauty and the Geek bi-carb soda launcher evaluation prototype. A piece of PVC pipe on a No.10 rubber stopper screwed to a rubber foot.

水火箭

水火箭

Beauty and the Geek evaluation prototype rocket components.

水火箭

水火箭

Detail of the slotted fin skirt to make it easy to fit the fins and support the weight of the rocket.
 楼主| 发表于 2013-9-29 12:56:48 | 显示全部楼层

水火箭

水火箭

Screen shot from the prototype assembly video.

水火箭

水火箭

Ready to launch. Paper nosecone and coriflute fins.

水火箭

水火箭

Screen shot from the show of the contestants assembling their rockets.

水火箭

水火箭

Not all rockets went exactly according to plan.

 楼主| 发表于 2013-9-29 12:57:26 | 显示全部楼层

水火箭

水火箭

Our existing 2L splice-pairs with reinforcing rings and two glues used in the splice.

水火箭

水火箭

New splice test. Here the overlap is held together with Araldite epoxy.

水火箭

水火箭

Detail of the overlap. The glue flows well into the join.

水火箭

水火箭

Here is the same splice with an additional sleeve attached with PL Premium. The two shells are now used to reinforce the necks.
 楼主| 发表于 2013-9-29 12:57:54 | 显示全部楼层

水火箭

水火箭

Sliding the shells over the necks.

水火箭

水火箭

The splits in the shells allow the shells to expand over the bottles.

水火箭

水火箭

The shells are held down with fiberglass strapping tape.


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