Path: csiph.com!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: "Carlos E. R." Newsgroups: alt.comp.os.windows-11,alt.comp.os.windows-10,comp.os.linux.advocacy,comp.os.linux.misc,uk.tech.broadcast Subject: Re: OT - TV Date: Thu, 8 Oct 2026 13:51:32 +0200 Lines: 70 Message-ID: References: <118cshs$2v7m0$1@dont-email.me> <11987r4$dcgn$1@dont-email.me> <11991m3$mv9t$1@dont-email.me> <119as35$18kn0$1@dont-email.me> <119bbo8$1e3hu$1@dont-email.me> <119is9d$68cr$1@dont-email.me> <119j2qg$8pgq$1@dont-email.me> <119m338.o7c.1@ID-201911.user.individual.net> <119qnr6$2urls$1@dont-email.me> <119qr92$2vglb$2@dont-email.me> <119r8k4$3515t$1@dont-email.me> <119tba1$3quvc$1@dont-email.me> <11a38uf$24fks$1@dont-email.me> <11a4u79$2lnse$1@dont-email.me> <11a55g7$2nipf$4@dont-email.me> <11a5at8$2nipf$18@dont-email.me> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Trace: individual.net zdeDOfLZCkzWKL9aeMRHwwa/2XXbkM4j1giio4lnk6D6LoVZ2k Cancel-Lock: sha1:gSsLAVb8jrEh8z04/p9tzOcBe38= sha256:5irgn+3kh7POjjyGCpsIedwuwPOJPTSVjwtkr+rna0Q= User-Agent: Mozilla Thunderbird Content-Language: en-GB In-Reply-To: <11a5at8$2nipf$18@dont-email.me> Xref: csiph.com alt.comp.os.windows-11:35950 alt.comp.os.windows-10:196733 comp.os.linux.advocacy:723454 comp.os.linux.misc:93172 uk.tech.broadcast:70762 On 2026-10-07 13:37, The Natural Philosopher wrote: > On 07/10/2026 11:54, John Williamson wrote: >> On 07/10/2026 11:21, Carlos E. R. wrote: >>> On 2026-10-07 12:04, The Natural Philosopher wrote: >>>> On 07/10/2026 09:00, JMB99 wrote: >>>>> On 06/10/2026 19:36, Carlos E. R. wrote: >>>>>> Do you consider submarines as "Vehicles"? Because they have been >>>>>> using batteries and continue to do so. >>>>> >>>>> >>>>> >>>>> At least most are 'hybrids'.  The Greenie purists don't like hybrids. >>>> >>>> Of course not. Hybrids actually are practical and mostly work. And >>>> certainly reduce urban emissions mightily >>>> >>>> And you get a good balance between massive acceleration for e,g, >>>> overtaking and having fun, with decent fuel economy in a stop start >>>> scenario, and no worse economy than a similar turbodiesel etc on a >>>> long constant speed run. >>> >>> That's the theory. I have been a fan of hybrids for decades. But they >>> have been perverted: huge cars with tiny batteries that drink gasoline >>> as cossacks, yet get the ECO label. >>> >> Hybrids are intended for use in traffic with frequent stops and >> starts. The engine only needs enough power to keep it rolling at its >> maximum speed. The battery only needs to hold enough energy to help >> accelerate it away to the sped limit from a stop once or twice. As the >> IC engine is small, it is working at close to its maximum efficiency >> most of the time, as against the traditional vehicle engine which is >> pretty close to idling except for a few seconds as you pull away for >> the lights. This is why the early Toyota Prius taxis could get up to >> 50 mpg round town and still pull away very quickly. Small engine, big >> motor and a battery that was almost fully cycled at every junction. >> >> A well designed hybrid will also recover kinetic energy when you slow >> down. >> >> "Plug in" hybrids are, basically, an electric vehicle with a range >> extender. They use the IC engine at high speed out of town and the >> electric motor in town to reduce local emissions. >> >> For long fast trips out of town, you still need a big engine, and the >> battery is more or less a waste of space. A bus company I used to work >> for discovered this the expensive way when they bought a batch of >> hybrid buses for a new inter town route, The engines were over worked >> when they were out of town so they were using more fuel than the >> normal ones, and the overload also caused problems witn reliability. > > People I know with hybrids say the economy is *no worse* with the hybrid > on a long trip, at fairly steady legal speeds, than an equivalent > turbodiesel. It just isn't any *better*. > > Where it scores is in town where the regen braking and the ability to > run off the battery alone for stop start crawl until the battery is > depleted, when the engine cuts in to recharge the battery. Some types should do well in hilly country. > > Typically halving fuel used > Regen braking and no idling is the key > -- Cheers, Carlos E.R. ES🇪🇸, EU🇪🇺.