THOMPSON VALLEY SPORT AIRCRAFT CLUB

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July 2007

Next meeting: July 7, 2007
At the Clubhouse, Knutsford strip
Time: 10am.

This site hosted by OCIS, On Call Internet Services. 376-3858

President's Letter

Hello everyone:

Well I am still waiting for good weather and days off to line up!! I am going to watch for Tonys' prediction to come true. He figures that we don't get any good flying weather until after the middle of July. That means I should be able to go flying soon!!

The plans are being made to go down to Arlington now. Looking at the list of exhibitors it looks like it will be a busy time. Hope to see some of you there.

Not too many things on my wish list this year. I am hoping the weather will co-operate for our weekend meetings for the summer. There will be burgers on the bar-b and refreshments as well, so come out for a visit. The next meeting will be on Saturday, July 7th at 10:00 A.M. at the strip in Knutsford. If the weather is good we should have some flying activity happening.  

Not to much else to report for now,

Dick Suttie.

New Arrival

Paul Villeneuve recently acquired a Cessna 150, from Larry Dee. We can expect to see him often at Blair Field, Knutsford. His work at Snap Lake in the Territories will interfere with his flying, but I am sure he will do his best with his time off!

What was that?!!!!!

The tip of a propeller blade. What caused that damage? (The black strip is the leading edge, and you are looking at the back of the blade.)

On July 2, about 8:20pm, I was trying a new 2-bladed propeller on the Proton; I soon realized that I would have to increase the pitch for better performance. Before turning back to the strip I went to the edge of the Campbell Creek Valley, where I spent some time riding the slope updraft at the north end of Shumway Lake. Then I turned north with the intention of flying by Tony's place before heading back to base; I had just increased the speed to gain altitude, when there was a loud THUNK!! and the engine vibrations increased. So I throttled down to 5500RPM, and the vibrations decreased to what seemed like a safer level. I thought it had sounded like a control cable breaking, so I checked, the rudder, the ailerons and the elevator, all were working fine.

I turned towards the Knutford strip, now some 3.6 miles away, slowly losing altitude. I was afraid to increase the speed for fear that the vibrations would cause more damage, but I managed to nurse the Proton back to a safe landing.

I quickly found the damage to the propeller. I checked all over the cabin area, there is not one screw missing, all the nuts and bolts are there too. I had the GPS on when the damage happened, and I traced the location to N50°35'04" W120°13'03"

Editor's Soapbox

Membership Fees: Have you payed yours? If not, it is high time! See Jim Bottoms.

Lets us not forget to thank Larry L'Heureux for cutting the grass at the Knutsford strip, and Bill Ross for using the Weed Eater around the hangars....

I would love to get my hands on one or two of these:

"40 hp (30kW) opoc™ engine under development for air vehicle applications has a projected weight under 40lbs and measures approximately 3.5in x 9.5in x 16.2in"

Can you imagine 40hp and only 40 pounds? And look at the size! I got in touch with the company, Advanced Propulsion Technologies, and was informed that, unfortunately, they are not in production yet... But would they not be great for our aircrafts?

You can have a look at them at http://www.propulsiontech.com/opocfamily.html

Another very interesting engine of the same type, opposed pistons, can be found at http://www.iet.aau.dk/sec2/junkers.htm where is is suggested it could be used on a light aircraft, driving two propellers...

Here are some drawing from that site by Niels Abildgaard, Associate Professor, Aalborg University, in Denmark.

Merritt Airport Weather Station

While surfing the Net lately I found out that the Merritt Flying Club has a Web site showing readings from a weather station located at the airport, and also the view from three video cameras. Check it out at http://merrittflyingclub.ca/ It would be great to have a similar setup at Knutsford....

On Friday, June 8, 2007, I was at the airstrip by 8am. I was just opening the hangar doors when Dan Berwin came in from Cache Creek. Bill Huxley was getting his Challenger out too. So we all flew to Larry Dee’s strip, no problem landing, firm enough, nice grass maybe a bit long. Paul came in a bit later. We had a look at his 150, and Larry inspected our birds. Bill flew straight back to Knutsford, while Dan and I flew the valley bottom and a detour through Harper Ranch.

All photos by Dan Berwin.

Bill and his Challenger

The Challenger by Buse Hill

Challenger and Proton

Proton over Dallas

METRIC CONVERSIONS

By Barry Meek

     Three young boys, 11, 13 and 14 year olds, raced their bicycles down the decommissioned runway, burning off their energy.  All day excitement was building, fuelled by the events, sounds and smells of the Winnipeg Sports Car Clubs’ family day.  By evening, things were winding down, some people had already headed for home.  Still, many campers, trailers, vehicles and people occupied the north end of the 6000 ft. runway at Gimli, Manitoba that pleasant evening in July, 1983.

The 13 year old saw it first.  “That guy’s crazy”, he shouted to his friends.  They skidded their bikes to a stop and stood staring in disbelief.  A giant, silver airplane was descending toward them, silently, in an odd forward slip configuration, dropping at over 2000 feet per minute, and closing rapidly from the south.  Not able to fully comprehend the situation, but sensing the pending disaster, the boys bolted back toward their families.  Pedalling a fast as their legs would go, they screamed at their parents to run.  Others saw the jet, a Boeing 767, barrelling toward them, now less than a mile back.  As people scattered in all directions, the jet hit the runway 1000 feet from the threshold.  Two explosions as tires blew out were the first sounds they heard.  Then one engine was dragging on the ground.  As the front of the aircraft settled, it’s nose gear collapsed.  Speeding down the runway at almost 180 miles per hour, now a giant shower of sparks blazed out behind as the gear leg tore a huge trench into the concrete. 

The crippled airliner, over 130 tons, hurtled closer and closer to the trailers and people, grinding up the pavement with bent metal, trashed wheels, shredded tires, spitting sparks and smoke.   Finally only 100 feet from the first line of vehicles, it stopped.   The Gimli Glider had arrived.   It was an Air Canada flight that had run out of fuel. 

PHOTO COURTESY OF WINNIPEG FREE PRESS.  JULY 1983.  REPRINTED WITH PERMISSION.

Much has been written, even a movie made about the near disaster.  Miraculously, no one was killed.  Part of the reason for the fuel exhaustion was blamed on the conversion to the metric system of weights and volumes Canada was instituting.  Following the failure of the fuel measuring system in that aircraft, the flight crew gave instructions for an amount they had calculated using the imperial weights and volumes.  The result was only about half the fuel required for their flight to Edmonton was loaded.  They carefully re-checked their calculations, but were not trained to use the new metric numbers.

The Canadian government began the gradual conversion to the metric system in the 1970’s.  In 1975, rain and snowfall amounts were measured in millimetres and centimetres.  In ’77, all new vehicles had speedometers showing kilometres per hour.  Road signs were posted with metric measurements.  Most of us recall the confusion at the grocery store, buying meat and corn by the kilogram,  milk by the litre and coffee by the gram.  To it’s credit, the government allowed merchants to advertise the old measurements along with the new ones so we could at least see that the prices hadn’t really changed. 

My flying days were not yet underway at that point in time.  I was in the middle of a career in broadcasting, hosting a morning show on AM radio.  This part of the story has nothing to do with aviation, but it shows there was a lighter side to the metric conversion exercise.  April 1st, 1975, was the day we were obliged to begin reporting temperatures in degrees Celsius.  To avoid such a big shock to our listeners who had gone to bed the night before with 70 degrees now waking up to only 20 (C), I reported the temperature in BOTH measurements throughout the morning.  “Good morning, it’s 20 Celsius/70 Fahrenheit outside”.   Most people by then knew it was coming.  The government had some pretty expensive ad campaigns going on ahead of time.

We had decided only the night before to have some fun with this whole metric system conversion.  Since it was April Fools day anyway, why not institute our own CLOCK with METRIC time?!  The whole scheme was quickly put together.  I even fashioned a “metric clock” so that I could keep track through the confusion we knew it would create.  Metric time was based on two 10-hour halves in the day, 20 hours instead of 24.  Listeners were greeted with two time readings every few minutes. “Good morning, it’s 8:25 Standard time, 6:38 Metric time”.  And so on ....   Combined with the two temperature readings, it was a great day indeed for sleepy listeners and commuters who wondered what to wear and if they would get to work on time.

There was fallout, lots of it.  A nursing supervisor at our hospital was on the phone demanding to know how to schedule her staff.  The payroll supervisor at a local mill had no idea how he was going to change the hourly pay rates for his workers.  The school board couldn’t believe they hadn’t been notified.  And everyone wanted to know where to buy these new “metric clocks”.  A hardware store manager was angry with our sales staff for not being informed.  Seemed he’d just received a shipment of the old “standard time” clocks.  What was he going to do with them?!

I didn’t lose my job.  Life went on.  Some people laughed.  Some were embarrassed.  But the government never contacted us for information on how they could make the time conversion a legitimate and workable procedure.  The scheme was so ridiculous I often wondered why the bureaucrats passed up that one.

Somehow, we still manage to fly our airplanes.  Some pilots measure fuel in litres, some in U.S. gallons, some using Imperial gallons.  It’s all the same gas though.  Degrees Celsius seems to make sense to me now, a full 30 years later.  I suppose if we had actually converted to a 10 hour clock, that would make sense now too.  But converting the entire world to our time system isn’t going to happen.  Next time someone starts telling you about changing clocks, check the calendar.  

Barry Meek  bcflyer@propilots.net

New in the Buy&Sell

( http://www.ocis.net/tvsac/buyandsell.html )

Looking for used Lycoming 150HP, good shape and  low hours.  Paul at paul.villeneuve@amec.com

Newsletter published by Camille

We welcome your feedback. And we could also use some help with the newsletter. Photo would be great! And articles of any length will be gladly accepted! If you would like to contribute with photos, flying stories, or project updates, contact:

President: Dick Suttie, 1-250-374-6136 richard_suttie@telus.net
Vice-President: Dennis Seib 1-250-573-3714
dseib@mail.ocis.net
Newsletter Editor: Camille Villeneuve 1-250-374-4181
villeneuve@shaw.ca