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10 May 2022, 07:08 (Ref:4109499) | #126 | ||
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Now we're getting somewhere. Yes, I can see the argument for benefits in production with synergy with other classes. If you then consider the goals for the 2026 regulation, it then comes down to; does the cost saving in production for the tire manufacturer way up to the draw backs this large a tyre has especially in relation to the 2026 targets? We'll see how F1 will answer this question in the coming months/years. Alternatively one could also seek more synergy between the open wheel classes, which would technically make more sense. So instead seek conversion between F1/F2 and and Indycar and/or Super Formula for instance. |
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10 May 2022, 07:18 (Ref:4109500) | #127 | |||
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- Shell puts out nice TV adds how green and progressive they are, but just couldn't resist that extra little discount they got on that Russian oil to help Putins war chest. - There were never any parties at Downing street until there were. - No politician ever goes to work for a company he has made policy for right? Let's not pretend to we are more naive about this then we are. For Pirelli F1 is both a R&D investment as well as an marketing effort. The lower side wall helps on the R&D usefulness and the wheel size helps their market. Quote:
I'm not forcing anyone to participate in the thread. |
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10 May 2022, 07:36 (Ref:4109502) | #128 | |||
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10 May 2022, 10:49 (Ref:4109518) | #129 | ||
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Yes, occasionally people will make extraordinary claims and effectively say or infer they are "an insider". I think they do owe everyone some type of proof of who they are to back up their claims. But I have never gone down that path. I am not an insider. I am just a fan who I think is generally well read on some technical topics and have an engineering background. I also will say I am a very poor historian, which is why you never see me jumping into conversations about the specifics of some race decades ago, etc. You are correct. Nobody is forcing me. I just keep getting sucked back in as I need to learn its not my job to respond to comments that I feel are provably wrong based upon public information. So I am stepping back out unless there is some new information vs. rehash of whatever has already been discussed ad-nauseam for pages. That is not a comment against the topic which is fine and has been discussed. But at this point it just goes round and round with the same points being made and discussed. Look at V8 Fireworks post above about 15" wheels (to illustrate that the 11th commandment wasn't that F1 would always have 13" wheels). He made the same (good) point on page five. Maybe he will again in a handful of pages. I don't fault him as he is doing the same thing I am doing. I just need to step off the merry go round as I am getting dizzy. Richard |
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10 May 2022, 11:12 (Ref:4109525) | #130 | ||
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So you say that you are looking for evidence that the tire change decision was made based upon the 18" tire being an "improved" or "better" technical solution that will act as a way for F1 to influence or transfer technology down to road cars (road relevancy). My opinion is that you will not find any. And it is a bad assumption that F1 technical decisions are predominantly (or even significantly) driven by "improved technology". I would argue that F1 technical decisions (particularly the big ones) are predominantly drive by commercial reasons. Thing such as "How do we improve the racing?", "How do we attract new manufactures?", "How can we control costs?", or in the case of tires "How do we attract more potential suppliers?" (not the only factor, but a big one) It has been stated many many times that while the cars are works of art from a mechanical design and construction perspective and will use many modern techniques in their design and construction (CFD, additive manufacturing) and will sometimes also bring forward new innovations (new coatings for internal components, high efficiency power units) that they are in general, far away from "state of the art". If driven by "technical improvements", the cars could be so much faster and would look very different. Just look at how the regulations if anything are about banning innovation and creating a tighter box vs. the opposite. F1 gives small areas for creativity, but you very much must color within the lines and you are only given a few crayons to color with. Where is the active aero, active suspension, etc.? This thread is putting forth arguments for smaller wheels and tires. I think you have argued for both smaller diameter and also narrower width. I think the arguments can hold merit in specific, but generally very narrow uses cases. And also in some ways can be viewed as just as arbitrary as 18" vs 13" wheels. I would say that many who support the 13" wheels do so just because they like the look and continuity from the past and not for technical reasons! That in total, the arguments are not compelling enough to change anything. Again, my opinion. My personal opinion is that we are only a handful of races into these new regulations. And while there was some initial concerns by various people (including drivers) around the new tires, generally they have not been a problem. F1 from a technical perspective (again my opinion) is trying to solve specific problems and with the new 2022 regulations are interested now in refinement vs. any new major leaps. So I can imagine that 2026 is mostly going to be a evolution of 2022 regulations and not another revolution. This is on the assumption that the new ground effect aero concept continues to work and that teams get a handle on how to make them work. The current instability (such as Mercedes struggles) should not be unexpected at all. It was extensively talked about going into the season that someone was going to get it wrong. It was just unexpected that it would be Mercedes. But some teams are making it work. So if some can make it work, others will solve their problems. Back to tires and 2026. Assuming things continue to be OK, I see nearly zero chance that anything significant will change. If anything does change, I can imagine maybe width tweaks, but that would be it. I would be absolutely shocked if they moved away from 18" wheels in 2026. But again, we are only a handful of races into a new spec. Richard Last edited by Richard C; 10 May 2022 at 11:19. |
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10 May 2022, 11:50 (Ref:4109532) | #131 | |
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I think the move to 18 inch hasn't been a bad one, it doesn't affect things too much. I haven't seen too many benefits, but we haven't seen any negatives really. So it can stay
So far the rules this year have worked quite well, hope 2026 rules don't take a step in the wrong direction, especially after this year. I expect teams will get on top of things as the season goes on. I'll wait to see what 2026 brings. |
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10 May 2022, 12:22 (Ref:4109538) | #132 | |||
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(I must now also add that this doesn't mean that I think that everyone else who has explained their position in this thead has been confrontational!) |
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10 May 2022, 14:28 (Ref:4109569) | #133 | ||
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And apologies to Taxi645 or anyone else who may be on the receiving end of some of my "forceful" posts. I strive to be non-confrontational, but I also can be passionate about topics and sometimes I feel I come across too strong in retrospect. I do mean the best and try to be civil. Richard |
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11 May 2022, 08:15 (Ref:4109632) | #134 | ||
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Its odd in an world where the environment is at the forefront of automotive decisions, they should decide to make the tyres larger and heavier, thus using more fuel to push them around the track.
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12 May 2022, 23:07 (Ref:4109779) | #135 | ||
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While "eco" should mean the below, a nice sensible ultra-aerodynamic three wheeler EV on skinny fully-faired tyres, the below just doesn't seem to be what people want. |
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13 May 2022, 13:14 (Ref:4109818) | #136 | ||||||
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Sort of. I'm saying I think the side wall height for technology synergy/transfer is much more relevant than the wheel size. I think the idea to go to 18" initially had merit, but ended up (after discussions with the teams) with such a large diameter than it's just too big for open wheel class racing. Quote:
This is so much better than how it happened with Berny where those who played it smartest got there way and I made a right mess of the regulations and the racing. Quote:
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Based on the way things are done since Ross Brawn is in charge, based on scientific method and the 2026 goals communicated, to me it is much more likely we go to smaller wheels and tires again (just not 13'' small). Earlier up thread we were discussing wheelbase. Pat Symonds of F1 has since indicated to Auto-motor-und-sport that they are indeed targeting 3.300mm for the wheel base. That's quite a big reduction over the 3.600mm we have now. Cars so much smaller (length and width) would just look very weird with the tires we have now. Anyways, here are some calculations of the 3 most recent tire dimensions we've had and 3 options for the future: P.S. Also apologies for being a bit over confrontational at times. Working on it... |
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10 Oct 2022, 07:07 (Ref:4129635) | #137 | ||
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Let's take the last two: - Singapore: They postponed the race a whole hour so they could skip the full wets. That made the race less interesting because by allowing the track to become dry enough for inters, the racing line became dry much sooner obviously and overtaking off line was close to impossible. - Japan: The problem with spray/visibility from the combination of the wide tires and the ground effect was so severe that they could not even safely race from a standing start on inters. Let alone wets. Now we know Pirelli's wets aren't as good as their inters, however I think it's hard to reason there is not a problem if inters or wets have plenty of grip and there is no problem with aquaplaning, but the drivers indicate the main problem is the visibility because of the spray. If you can't even start the race on inters because these wide tires cast up too much water and we are faced with delayed races, laps behind the safety car, inability to start on full wets and being deprived of more laps in wet conditions (which I and I suppose many find the most interesting), I don't think you can reasonably argue it's only a corner case problem any more and it's actually a systematic problem caused by the combination of the width of the tires and the ground effect of the current regulations. |
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10 Oct 2022, 07:38 (Ref:4129645) | #138 | ||
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10 Oct 2022, 12:48 (Ref:4129697) | #139 | ||
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So you want to... 1. Make the tires narrow 2. Do something (?) with the ground effects So to help improve (not eliminate) roughly less than 10% of the races, we should degrade the remaining 90+% of the races? I think most would agree that the ground effects solution is helping racing. But lets say we go back to larger front/rear wings. They are still going to throw spray up. Maybe not as much, but I think we can find photos from prior aero generation with significant amount of spray in rain races. We all have driven road cars in traffic at lets say 100 kph and due to the spray it has VERY hard to see and drive. That is with VERY narrow tires and at low speed. So even with narrow tires, spray will continue to be a problem. Factor in ANY reasonable F1 aero solution plus race speed and it would continue to be bad. Maybe a bit less than now, but still bad enough to cause the problems you call out. In my opinion, you proposal continues to be a solution that would not work well enough (reduces not solves), would degrade dry performance (not inline with F1 goals) and I think with your numbers it remains a rare problem (I personally would still say "niche" or "edge case" but those are subjective thresholds) There is the question of why not race in conditions like this? They could and probably have in the past. I think F1 remains very sensitive in a post Bianchi world to race in significantly wet conditions. So they are VERY hesitant to let them race (heavy equipment incorrectly on the Suzuka circuit this weekend probably reinforces this). Also given the propensity for damage and the cost caps, I suspect most teams also probably don't want to race in poor conditions. Maybe in the future they might loosen it up a bit and let them race in challenging conditions. But there will always be situation (regardless of how conservative your technical regulations) in which it is probably just too bad to let them race on the circuit. That number will never get to zero. Richard Last edited by Richard C; 10 Oct 2022 at 12:54. |
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10 Oct 2022, 18:10 (Ref:4129768) | #140 | |||
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You wanted to know my thoughts about it being a corner case, I made an argument, after having given it more time and races, that it is not and furthermore it detracts from the most interesting races, namely wet races (even if they are rare). Meaning that it detracts more from a season that just the percentage of races because it compromises potentially the most exiting ones. Quote:
Personally I suspect today it's more of a problem because today's intricate aero design energizes the air around and beneath the car more to a highly turbulent mess which is then intermixed with more water from these wider tires to form a mist with finer droplets and than sucked into the air more strongly by the ground effect and the diffuser and rear wing. This finer mist opposed to just spray stays suspended in the air longer leading to worse visibility. This last bit is just my gut feeling which is not backed up by facts. |
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10 Oct 2022, 18:47 (Ref:4129773) | #141 | |||
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Overall, I would like to see others (here or elsewhere) to champion this idea. And I don't see that. Because if it is just the two of us talking (you for it, me very much against it), I don't see the conversation progressing. It's just the same for/against arguments. I do respect your opinion even if I don't agree with it. Richard |
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12 Oct 2022, 14:36 (Ref:4130035) | #142 | ||||
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I will say though that would be an interesting subject for another thread. A separate narrower wheel and tyre for the wet would both spray less water into the air and keep the spray further away from the suction and turbulence underfloor and diffuser. I can’t imagine that being a suitable solution though because of: - Brake system integration - Aero interaction problems - Logistics Quote:
From the FIA’s side: They have just made the switch to 18”. Starting to discuss smaller wheels again so shortly after the switch would give the impression of mismanagement, waste of resources and loss of face. It’s more likely that in say 1.5 years, in light of their stated goal to make the car smaller and lighter again they will say something in line of: “The switch to 18’’ wheels and tires at the time was done based on sound reasons. For 2025/2026 however our main focus is even stronger on lighter cars with a smaller environmental footprint. With these lighter smaller car, it is only logical to go with smaller, lighter and more efficient wheels as well to improve both the racing and our footprint”. Something along those lines. For the FIA there is no incentive to discuss smaller wheels and tires any earlier than they need to because it will cause them to loose face right after the switch to 18’’. From the press side: - I think most journo’s lack the inside technical analytical ability. - Journalist generally are critical (one hopes) followers, they are not the ones in organisations and businesses making things happen. - Reputation (journalists have a reputation to look after. Why stick your neck out if you can also safely explain how everything came about after it already happened?). ? - Clickbait: If a journo who does know what he is talking about like Gary Anderson takes the initiative to post an article about this without it being a hot topic because the FIA hasn’t started putting it on the agenda then it will receive a certain amount of clicks. If however the FIA did put it on the agenda that same article would get say 10x as many clicks. So if you look at it from a (press) business point of view, the ratio between time spend and clicks received is better when it is already a subject of debate because somebody from inside F1 has put it on the agenda. Discussing Max vs. Leclerc, Max vs. Lewis, Horner vs Wolff, budget cap drama that you can earn clicks with any day. It’s the same for political press, the juicy personal stuff always get’s everyone’s pulse going. Boring policy matters, not so much. BTW, Max and Charles don’t consider it corner cases: https://www.motorsport.com/f1/news/v...elli/10382680/ He has even volunteered to help Pirelli with the wet races situation. And another article on the F1 wet weather problems (for those who have a prime account): https://www.motorsport.com/f1/news/h...tion/10383229/ Quote:
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12 Oct 2022, 16:12 (Ref:4130041) | #143 | |||
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But in that article Charles did call out the spray. Quote:
I did see this on reddit and I immediately thought of this thread and it made me smile. Richard |
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12 Oct 2022, 17:11 (Ref:4130046) | #144 | ||
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a silly question perhaps, but if you reduce the amount of spray are you not you also reducing the amount of water these cars are capable of clearing off the racing line?
perhaps better visibility (from less spray) but over a longer period of time is the better option...i dont know but it seems that with respect to different tire sizes one problem is potentially being traded for a different one? |
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13 Oct 2022, 06:54 (Ref:4130085) | #145 | ||
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That nice of you to add the quote from Leclerc. Indeed, let's just agree to disagree. Quote:
Yes, I think that is true, it would take longer to dry the track, but you start racing sooner because the car were better suited to race in very wet condition. I will post further on the wet weather subject in the future rule changes thread. |
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13 Oct 2022, 07:13 (Ref:4130089) | #146 | |
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I do think it's a bit silly that at Suzuka they didn't restart until it was basically time for inters. I mean what's the point of full wets if you're going to do that? Maybe Pirelli need to up their game in that regard
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13 Oct 2022, 09:40 (Ref:4130105) | #147 | |||
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As many have said here - the Pirelli Wet Tyres perform perfectly well. It is the other factors that make the conditions unsafe, this includes visibility, spray and aquaplaning. If Pirelli made the Wet Tyre better, there would be even more spray and even less visibility. And we all know how much people want lighter, not heavier cars. Part of the solution is already on the car - in the form of the front wheel 'shrouds'. If they were to adopt something along this line on the rear but that was able to direct spray to the edges of the track, then the visibility would be improved. Just think of when you have driven past a lorry on the motorway - because of the wheel guards, a lot of the spray is sent to the side. If you follow a lorry, the spray is not too bad. When you pull alongside, you get the worst visibility at about 30 degrees to the side. |
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14 Oct 2022, 09:27 (Ref:4130215) | #148 | |
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I'm not so sure. A lot of drivers have felt that Pirelli's wets haven't been suitable enough. OK Pirelli has been in F1 for over 10 years now, so only Lewis, Fernando and Seb would know what it was like before with Bridgestone, but even so, it's something to think about
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18 Nov 2022, 20:22 (Ref:4134164) | #149 | ||
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https://www.motorsport.com/f1/news/f...blem/10401854/ Richard |
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19 Nov 2022, 07:05 (Ref:4134213) | #150 | ||
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some movement toward a wet day solution in the latest regulation discussions.
https://www.formula1.com/en/latest/a...kBIrF7Xa8.html |
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