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Search: Posts Made By: miroc
Showing results 1 to 35 of 61
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Forum: Private Flying
16th Mar 2012, 20:45
Replies: 55
Views: 9,597
Posted By miroc

C172SP

Weight is technically less important. She climbs and flies slower and accelerates longer if heavy. You can factor this into your calculations.

No technical problem here, rather a legal one. If ...
Forum: Private Flying
11th Mar 2012, 22:02
Replies: 18
Views: 10,846
Posted By miroc

I do not know if operating lean of peak would do...

I do not know if operating lean of peak would do harm to the airworthiness, but it is safe to do so from the engineer's point of view. I am not a lawyer...

Seriously, one has to know what one is...
Forum: Private Flying
11th Mar 2012, 17:22
Replies: 18
Views: 10,846
Posted By miroc

Engine management

The extra fuel does not cool the engine by evaporating. That extra fuel is there to slow down the speed of burning. The peak pressure event happens later when the piston is further away from top dead...
Forum: Private Flying
25th Feb 2012, 18:28
Replies: 34
Views: 9,066
Posted By miroc

Efficiency of theoretical (ideal) Otto cycle is...

Efficiency of theoretical (ideal) Otto cycle is lower with lower compression ratio.

Otto cycle - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Otto_cycle)

Miroc
Forum: Private Flying
25th Jan 2012, 20:27
Replies: 57
Views: 7,360
Posted By miroc

Does not matter how much it costs or how time...

Does not matter how much it costs or how time consuming it is. It is just another annoyance to do.

If GA is aiming to be some kind of semi-real transportation there must be only necessary minimum...
Forum: Private Flying
21st Jan 2012, 17:04
Replies: 21
Views: 3,602
Posted By miroc

BackPacker, I thik it is clear to everybody, this...

BackPacker, I thik it is clear to everybody, this is not about fuel contamination of ground water anymore, it has something to do with cash flow. Follow the money...

Miroc
Forum: Private Flying
2nd Jan 2012, 20:25
Replies: 15
Views: 1,335
Posted By miroc

Best power is a term describing the highest power...

Best power is a term describing the highest power an engine can (or is allowed to) deliver at given conditions and is certificated to do so.

Best power is experienced at full throttle and full...
Forum: Private Flying
30th Nov 2011, 20:18
Replies: 23
Views: 3,835
Posted By miroc

SIM

To prepare for a crosscountry you can use the sim in Google Earth. Visuals are much better and more realistic than MS flight sim.

BTW, I used every version of MS FS from 98 to 2004. The last one...
Forum: Private Flying
9th Nov 2011, 18:03
Replies: 13
Views: 5,324
Posted By miroc

Diesel engines use QUALITATIVE regulation, petrol...

Diesel engines use QUALITATIVE regulation, petrol engines use QUANTITATIVE regulation.

Qualitative regulation in diesels regulates the power output by amount of fuel injected. The amount of air...
Forum: Private Flying
5th Sep 2011, 19:06
Replies: 20
Views: 6,778
Posted By miroc

C172 start

My C172S is started from cold with throttle only 1cm in, mixture full forward, 3-4 seconds fuel pump, and it catches very quickly regardless of outside temperature. Successfully done yesterday at...
Forum: Private Flying
15th Aug 2011, 19:44
Replies: 7
Views: 1,633
Posted By miroc

Hoax

Old hoax. The text in the newspaper scan is really funny. It is in Slovak language, not Czech. The buildings in the second picture are at the north suburb of Bratislava. The airport is...
Forum: Private Flying
1st Aug 2011, 20:39
Replies: 38
Views: 5,478
Posted By miroc

lack of competition

I feel the problem is rather in lack of competition. Even if there are 2 or 3 handling firms at the airport, they can set the prices by mutual agreement. Not legal, but real. To create a fourth...
Forum: Private Flying
21st Jun 2011, 17:45
Replies: 21
Views: 3,682
Posted By miroc

I make my own "trip kits" for VFR flights. Here...

I make my own "trip kits" for VFR flights. Here is the procedure:

1. Order VFR charts.
2. Find the website of destination airport, download and print local rules, fees, charts, telephone numbers,...
Forum: Private Flying
11th May 2011, 08:46
Replies: 25
Views: 2,274
Posted By miroc

If this is the top of invention in UK, so help...

If this is the top of invention in UK, so help you God...:ugh:
Do we see the last days of western civilisation??

If somebody here in Central/Eastern Europe want to be better off, starts his own...
Forum: Private Flying
10th May 2011, 16:01
Replies: 25
Views: 8,152
Posted By miroc

Is it possible that the high pressure is caused...

Is it possible that the high pressure is caused by dirty/blocked oil filter? This filter is the first resistance in the lubrication system after the pump. Have you ever seen that?

BTW that would...
Forum: Private Flying
10th May 2011, 09:41
Replies: 25
Views: 8,152
Posted By miroc

No, the temperatures in my region are roughly the...

No, the temperatures in my region are roughly the same as in UK, previous oil was AeroShell W100 with Lyco additive (prescribed). With this the oil pressures were rather low if idle and warm...
Forum: Private Flying
10th May 2011, 08:06
Replies: 25
Views: 8,152
Posted By miroc

The PRV is not a regulator, it is a pressure...

The PRV is not a regulator, it is a pressure limiting device in this particular case. The engine does not need to strictly regulate the pressure.

The oil pump must have enough capacity to press...
Forum: Private Flying
9th May 2011, 07:58
Replies: 25
Views: 8,152
Posted By miroc

The oil cooler as the probably weakest part of...

The oil cooler as the probably weakest part of lubrication system will blow. Or the hoses.

The indicator can be the the problem. Need to check this. I flew ca. 4 hours with the high indication. If...
Forum: Private Flying
9th May 2011, 07:43
Replies: 25
Views: 8,152
Posted By miroc

stiknruda For me it looks like the...

stiknruda


For me it looks like the release valve is working as it should, that's the reason why the pressure stays at 90 psi for every rpm.

If the passage of oil is partially blocked, the...
Forum: Private Flying
8th May 2011, 20:56
Replies: 25
Views: 8,152
Posted By miroc

Cessna 172 engine

It is a Lycoming IO-360-L2A

Miroc
Forum: Private Flying
8th May 2011, 20:52
Replies: 9
Views: 2,742
Posted By miroc

Salzburg

I planned this trip 2 times, always cancelled due to weather. In March I gave them a call and they had Avgas. The landing fees were relatively high but in the acceptable region. Look at the Austrian...
Forum: Private Flying
8th May 2011, 20:26
Replies: 25
Views: 8,152
Posted By miroc

Oil pressure too high

I have seen high oil pressure on my last flight. It was near 90 psi all the time (Cessna 172S). Before it was rather in 50-70 psi region.

The oil is AeroShell 15W50, changed in October and flown...
Forum: Private Flying
3rd Apr 2011, 10:16
Replies: 11
Views: 974
Posted By miroc

Thank you, this is interesting. I expected that...

Thank you, this is interesting. I expected that the flow meter will be adjustable. However, it is probably not user adjustable. What will the shop need to know as I will go for the ARC renewal in...
Forum: Private Flying
3rd Apr 2011, 09:54
Replies: 11
Views: 974
Posted By miroc

Fuel computer under reading

Last week I did some training for night rating flying more than 4 hours on the tanks. After refuelling I find out that:
- the amount of fuel on the bill was 146.36 litres = 38,67 US Gal
- the...
Forum: Private Flying
3rd Mar 2011, 17:37
Replies: 12
Views: 2,122
Posted By miroc

Probably the certification authorities and the...

Probably the certification authorities and the producers of aviation engines agreed upon the fact that status quo is better for their business.

Miroc
Forum: Private Flying
2nd Mar 2011, 18:23
Replies: 32
Views: 3,268
Posted By miroc

You will use backup GPS or other navigation aids...

You will use backup GPS or other navigation aids like VOR, NDB and as a very last resort a chart and compass. We are in 21st century...



It is IMHO not a replacement, it is a tool you do the...
Forum: Private Flying
2nd Mar 2011, 11:51
Replies: 14
Views: 7,356
Posted By miroc

My Cessna 172S (2006) was ca. 11.000 € last year....

My Cessna 172S (2006) was ca. 11.000 € last year. Flown 62 hours crosscountry. Biggest cost were Avgas, insurance and ARC.

Insurance was ca. 3600€ (130.000€ hull value).

The ARC renewal was...
Forum: Private Flying
1st Mar 2011, 19:32
Replies: 21
Views: 2,448
Posted By miroc

To grease the landing is not always the best way...

To grease the landing is not always the best way how to do it. Last week I did couple of circuits in crosswind, just for training. The safest landings were those when I touched the asphalt and the...
Forum: Private Flying
18th Feb 2011, 11:04
Replies: 19
Views: 2,121
Posted By miroc

Close it from the air, it is the most convenient...

Close it from the air, it is the most convenient way.

For flight whithin Shengen countries thre is no need to land at customs field, only for the first time, you do the ENTRY to Shengen area.
Forum: Private Flying
18th Feb 2011, 11:00
Replies: 19
Views: 2,121
Posted By miroc

If my first radio contact is with ATC or FISO at...

If my first radio contact is with ATC or FISO at the departure airport, he will find the plan because you will say something like "XXX Tower G-ABCD, Cessna 172 on apron, VFR flight plan to Lelystad,...
Forum: Private Flying
17th Feb 2011, 20:28
Replies: 24
Views: 3,657
Posted By miroc

With the reference to ground objects the wind is...

With the reference to ground objects the wind is no more an issue.

You can reduce the task of calibrating the compass during flight conditions to determine the exact physical heading of the plane...
Forum: Private Flying
17th Feb 2011, 18:28
Replies: 19
Views: 2,121
Posted By miroc

On controlled airports the controller (ATC,AFIS)...

On controlled airports the controller (ATC,AFIS) will do. If flying from uncontrolled place, the first controller you will speak with.

It is easy, like this: "Vienna information, G-ABCD, 2 minutes...
Forum: Private Flying
17th Feb 2011, 18:01
Replies: 24
Views: 3,657
Posted By miroc

Different method?

My be there is a different method.

Let's suppose we know the magnetic (or true) course between two points on the earth clearly visible from the air, lets say two towers, couple of miles apart. We...
Forum: Private Flying
8th Jan 2011, 17:59
Replies: 69
Views: 9,753
Posted By miroc

If a landing at an airfield has a value (and it...

If a landing at an airfield has a value (and it surely has), it should be paid.

In USA the tax collected from Avgas is used to subsidise the airports, the money is not simply stolen by the...
Forum: Private Flying
6th Jan 2011, 19:30
Replies: 73
Views: 6,714
Posted By miroc

After parking my car at the airport, I go to the...

After parking my car at the airport, I go to the tower to file the flightplan. Time of departure is filed about 40 min in the future.

After that, pulling out the bird from the hangar and the...
Showing results 1 to 35 of 61
 
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