Body
Ole,
OK as usual great description, but I understand all of that and the use
of a level reactive power in a transmission line is more efficient from
the voltage transmission optimization, however I do not grock the claim
concerning the inductive motors requiring > reactive over real and if so
why.
On 7/6/2019 8:41 AM, [email protected] [EVGRAY] wrote:
>
>
> Hi Mick,
>
> There are two types of reactive power having different sign
> (capacitive and inductive power). When they are equal they cancel out
> each other like in an LC-tank during resonance. The capacitive
> reactive power then cancels the inductive reactive power leaving only
> the true or active or real power. During resonance the voltage or
> current is be increased. At parallel resonance the voltage is
> increased while the current to/from the LC-tank is decreased. The
> current between the capacitor and inductor in the tank is also
> increased during parallel resonance. Only the external current to the
> tank decreases. Thus having the compensating reactive power close to
> the device creating the reactive power prevents excess current in the
> line feeding the device and its reactive power compensation. This
> makes the line waste less power in resistive heating without
> increasing the cross sectional area of the wires.
>
> Regards
> Ole
>
>
> ---In [email protected], <mkjekyll@...> wrote :
>
> from link
>
>
> Why Do We Need Reactive Power?
>
> * Reactive power (VARS) is required to maintain the voltage to
> deliver active power (watts) through transmission lines.
> * *Motor loads and other loads require reactive power to convert the
> flow of electrons into useful work.*
> * When there is not enough reactive power, the voltage sags down and
> it is not possible to push the power demanded by loads through the
> lines.
>
> On 7/5/2019 4:00 PM, onielsen@... <mailto:onielsen@...> [EVGRAY] wrote:
>
>>
>>
>> Hi Mick,
>>
>> I'm not sure I follow. If you mean one phased motors having a
>> help or start winding this winding has a capacitor in series to
>> make a phase shifted current. The big motors are three phased.
>> For two speeds the pole pair number is changed. For reducing the
>> start current the motor is started in star connection and
>> switched to delta connection. I.e. the voltage is changed across
>> the motor windings.
>>
>> The inductance of the motor windings is what makes the power
>> reactive. At high load the power becomes more active. It's like a
>> transformer without any load. This acts like an inductor which
>> has lagging reactive power. The current lags the voltage. When
>> loading the transformer its secondary induces an opposite
>> directed magnetic field which cancels the magnetic field of the
>> primary coil. This makes the power become resistive or active or
>> real.
>>
>> Regards
>> Ole
>>
>>
>> ---In [email protected] <mailto:[email protected]>,
>> <mkjekyll@...> <mailto:mkjekyll@...> wrote :
>>
>> Ole, I was referring to the old style motors that require a
>> certain amount of active on the grid. There are still a lot of
>> those in factories with the tapped winding's for two speed
>> operation like the old lathe motors. My understanding, which may
>> be incorrect as I never worked in distribution, is that AC
>> induction motors require some reactive power to run properly
>> notwithstanding the lagging PF they add themselves.
>>
>> On 7/5/2019 1:54 PM, onielsen@... <mailto:onielsen@...> [EVGRAY]
>> wrote:
>>
>>>
>>>
>>> Hi Mick,
>>>
>>> Traditionally factories having high inductive reactive power
>>> puts capacitor loads to force back the power factor closer
>>> to active power. I.e. power factor closer to one. Now many
>>> motors are controlled by frequency controllers. Such
>>> electronic devices must have power factor correction in
>>> them. If having low power factor at high power you are
>>> billed for that as it wastes energy in heating the wires.
>>> Modern smart energy meters do measure reactive power and
>>> even communicates with the power distribution companies to
>>> better be able to keep the grid stable. Many houses deliver
>>> power back to the grid by their free energy solar panels. In
>>> this country (DK) with lots of wind turbines the grid has
>>> proven itself stable even when running the whole country on
>>> only wind power during days with much wind. I think this is
>>> attributed to a smart grid with communication between the
>>> wind turbines. No more power must be made than is being
>>> consumed to prevent the frequency of the grid in changing.
>>> During 24 hours this account must fit.
>>>
>>> Regards
>>> Ole
>>>
>>>
>>> ---In [email protected]
>>> <mailto:[email protected]>, <mkjekyll@...>
>>> <mailto:mkjekyll@...> wrote :
>>>
>>> Ole, What are they doing to keep enough reactive power
>>> available on the industrial 3 phase source lines sinking to
>>> many AC induction motors?
>>>
>>> On 7/5/2019 1:53 AM, onielsen@... <mailto:onielsen@...>
>>> [EVGRAY] wrote:
>>>
>>>>
>>>>
>>>> Hi Hector,
>>>>
>>>> The power factor correction became necessary when
>>>> regulations required less pollution on the grid. The
>>>> original sine wave from the generators of the power
>>>> plants got more and more harmonics.
>>>> 'FROM EDN EUROPE: Active power factor correction'
>>>> https://www.edn.com/electronics-news/4359296/FROM-EDN-EUROPE-Active-power-factor-correction.
>>>>
>>>> 'New power regulations bring power-factor correction to
>>>> lower-power supplies'
>>>> https://www.edn.com/electronics-news/4363595/New-power--regulations-bring-power-factor--correction-to--lower-power-supplies.
>>>>
>>>> Now there are active power factor correction integrated
>>>> circuit controllers put in many power supplies. I guess
>>>> they will work for motors too.
>>>>
>>>> Regards
>>>> Ole
>>>>
>>>>
>>>> ---In [email protected]
>>>> <mailto:[email protected]>, <arkresearch@...>
>>>> <mailto:arkresearch@...> wrote :
>>>>
>>>> Most of the people in the background had being getting
>>>> patents and many of the things they have are just
>>>> result of the RV R&D from Inverter fridges .6 amps to
>>>> washing machines and window air conditioners that had
>>>> gone from 12amps and 10 amps to 5 and 3 amps .
>>>>
>>>> well if they want better things that that PAY me
>>>> because this AMERICA is fucking capitalist and sucks
>>>> democrat donkey dicks on its way to a feudal communist
>>>> hell were everyone will be equally fucked !
>>>>
>>>> all i had given can be lost in 17 minutes along with
>>>> what you had received in the last 200 years !
>>>>
>>>> ( not any longer my problem ) as told many here had
>>>> looped , that is neither my problem if you don't give a
>>>> shit all i know that upon pooping up this same people
>>>> are the ones buying them out to shut up or fucking
>>>> their lives for good !
>>>>
>>>> green energy movements are a farce , as well as all
>>>> involved in false interests controlling all
>>>>
>>>> that is a fact !
>>>>
>>>> (H)
>>>>
>>>>
>>>>
>>>>
>>>> ---In [email protected]
>>>> <mailto:[email protected]>, <mkjekyll@...>
>>>> <mailto:mkjekyll@...> wrote :
>>>>
>>>> Hector,
>>>>
>>>> I don't need the RV I have other ways that are more
>>>> portable. I was just pointing out why you don't get
>>>> funding when there are people in the background who
>>>> have been waiting to fund.. Free energy is a weird
>>>> duck, some people can do it for awhile then try as they
>>>> might cannot replicate their earlier efforts then often
>>>> get caught faking it. I probably would have built an
>>>> RV though for the learning but realized that getting
>>>> stuck on an advanced modality and asking for help would
>>>> be like milking a stone, and I don't live where stones
>>>> have milk.
>>>> You designed something got a bunch of people to follow
>>>> you. Well at least you did a hell of a lot more than
>>>> most, but in the end denied your students advancement
>>>> rather than the inverse per your claim. The "people
>>>> don't read" argument lacks merit.
>>>>
>>>> Have a nice 4th, don't blow anything up.
>>>>
>>>> On 7/4/2019 8:44 AM, arkresearch@...
>>>> <mailto:arkresearch@...> [EVGRAY] wrote:
>>>>
>>>>>
>>>>>
>>>>> believe it or not its all public its simply
>>>>> people don't fucking read and after Brian
>>>>> prater went public with his looped lawnmower
>>>>> engine and what happened to him i don't force
>>>>> anyone to show they looped , if i ask
>>>>> funding for R&D its for making public other
>>>>> things that make all you have mere kids toys ,
>>>>> but in a country that prefers to fund a
>>>>> fucking wall at the tune of $20 million in one
>>>>> week instead of funding free energy R&D .
>>>>>
>>>>> I may say may it go to hell !
>>>>>
>>>>> dont ask me for more tips ! and just fucking
>>>>> READ ! getting stuck
>>>>>
>>>>> (H)
>>>>>
>>>>>
>>>>>
>>>>> ---In [email protected]
>>>>> <mailto:[email protected]>,
>>>>> <mkjekyll@...> <mailto:mkjekyll@...> wrote :
>>>>>
>>>>> Hector, The reason you are not funded is
>>>>> because you drop the ball on the RV and do not
>>>>> explain in simple terms step by step how to
>>>>> add the parts to the third phase to move it up
>>>>> to the killowatts. these people put hard
>>>>> earned money and time into the project and
>>>>> follow your teaching and you dropped the
>>>>> fucking ball and then bitch no one funds you,
>>>>> Cut the victimology bullshit, step up and give
>>>>> directions like original Rv how to go to next
>>>>> level, if indeed it can go to a next level?
>>>>> it's July and no aliens at the door... You
>>>>> leave the earth and could have done something
>>>>> and like the rest Gray, Sweet etc. will take
>>>>> it all to the fucking grave, very sad indeed!
>>>>> Dropping breadcrumb clues does not count.
>>>>> False Evidence Appearing Real
>>>>>
>>>>>
>>>>> ...
>>>>
>