On Mon, 10 Sep 2007 17:06:34 -0700, Andrew Sarangan
wrote in
.com:

A small turbine may sound far fetched now, but ...

There seem to be lots of small turbine engines available now, and
they're getting bigger:


http://www.gasturbine.pwp.blueyonder.co.uk/page2.htm

Cobra Facts and Figures
Thrust............................................ ....... ...163N
Weight............................................ .........3.1 Kg
Pressure ratio at max rpm.........................3.0
Max rpm..............................................1 05,000 rpm
Idle speed............................................3 0,000 rpm
Max exhaust gas temp..............................640 degrees C
Mass flow.............................................. ..0.31 kg/s
Specific Fuel Consumption (Propane).......0.8 Kg/N/Hr
Lubrication.......Total loss system, Aeroshell 390 pressurised
from compressor bleed.
length including jet pipe............................444 mm
Maximum width.......................................197 mm

The Worlds Smallest Jet Aircraft Powered by two Cobra Engines


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http://www.gtba.co.uk/
THE GAS TURBINE BUILDERS ASSOCIATION

http://www.gtba.co.uk/engine_designs...8e9bec894a 04
Homebuilt engine designs


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http://www.wrenturbines.co.uk/
http://www.wrenturbines.co.uk/product.php?pid=6
XL200 - AutostartStatistics Thrust 15kg
(33lbs)
Size 274mm x 120mm
(11in x 4.8in)
Weight 1800g
(4lbs)
Fuel Consumption 494ml/min
Advanced Statistics Click Here
Buy This Package Now for £2300
------------------

http://www.swbturbines.com/
http://www.swbturbines.com/products/products.htm
SWB-100SWB Proudly Announces the birth of our newest turbine the
SWB-100. Actually producing 107 lb/ft thrust, this is one of the
largest and most powerful turbines produced by SWB. This turbine
is designed for professional large scale UAV applications. The
engine has been extensively tested in our test cell using industry
standard turbine testing procedures. The testing and qualification
stages of this turbine engine are done. The engine is available
for delivery, call today for more details.

-----------------------------------------

http://www.heward-microjets.co.uk/en...wasp1h20.shtml
WASP 1 H20 SPECIFICATIONS

When correctly constructed:
Max Thrust:
18-20 lb
8.1-9.07 kg

Engine weight:
2 lb
950 gr

Engine weight with starter:
2.4 lb
1090 gr

Max RPM:
148,000 RPM

Fuel consumption @ max RPM:
260 ml/min
200 gr/min

Diameter:
3.74 in
95 mm

Length:
6.69 in
175 mm

Length with starter:
9.64 in
245 mm


The Wasp 1 H20 is specially designed as a homebuild engine. The
complete kit comes with a comprehensive and detailed Drawings and
Instruction Manual which gives full instructions for the
construction of each and every part of the engine. The
construction manual can be purchased seperately and delivered by
post or emailed as a PDF.

If you do not wish to make the parts yourself, you may purchase
them either individually or as a set. All parts are fully machined
and ready for assembly. The price list of parts are as follows:
...

The complete kit package comprising all parts required to build a
Wasp 1 engine is priced at ONLY £899. This introductory offer is
for a limited time only. Place your orders early to avoid
disappointment.

------------------------------

http://www.amtjets.com/mk2hpes/mk2-hp.html

Specifications Olympus HP E-start:

Engine diameter:
Engine length:
Engine weight:
Electronic Control Unit:
Fuel pump:
Gas bottle:
Flight Battery:
2 solenoid valves:
System airborne weight:

130 mm / 5.1 inches
375 mm / 14.7 inches
2850 Gram / 100 oz
110 Gram / 3.9 oz
170 Gram / 6.0 oz
95 Gram / 3.3 oz
350 Gram / 12.4 oz
80 Gram / 2.8 oz
---------------------------------
3685 Gram / 128.4 oz
Thrust @ max. rpm@ STP (15 Deg.C/1013 Mbar):
Maximum RPM:
Idle RPM:
Mass flow @ max. rpm:
Normal EGT :
Maximum EGT:
Fuel consumption @ max. rpm:
Fuel type:
Throttle response from Idle RPM to Max RPM:
Throttle response from 30% throttle to Max RPM:
Throttle response from 50% throttle to Max RPM:

E-start time:
23,5 Kilogram force / 51.7 Lbf
108,500
36,000
450 gr/sec. / 0.99 Lb/sec.
700 °C / 1290 °F
775 °C / 1380 °F
640 gr/min. / 22.5 oz/min.
JP-4/paraffin/Jet A1, mixed with 4,5% Oil
3.5 Seconds.
1.5 Seconds.
0.5 Second.

10-15 seconds*

* Fuel system primed from last engine run.
Time measured from ignition to reaching idle RPM.
Fully charged Nicad battery.
Propane as starting gas.
€ 4.705,00

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