Re: [EVGRAY] Tesla Turbine Question [2 Attachments]

Body

Use your head man.  High speed steam turbines were being built at the 
same time using high speed roller and ball bearings that lasted many 
years. very reliable.

On 4/9/2019 4:17 PM, Mick [email protected] [EVGRAY] wrote:
>
> Thank you Norm,
>
> Great information as always!
>
> Just wondered what Dr Tesla may have used for bearings back then 
> before off the shelf silicon nitride and such. Something spinning that 
> fast would eat up bearings if they were not choice.  Perhaps they were 
> ball as you allude rather than hydrodynamic fluid bearings.
>
> I shall order your presentation.
>
>
> On 4/9/2019 1:31 PM, Norman Wootan [email protected] [EVGRAY] wrote:
>>
>> https://en.m.wikipedia.org/wiki/Tesla_turbine
>>
>> On 4/9/2019 3:28 PM, Norman Wootan wrote:
>>>
>>> https://www.teslatech.info/ttstore/conftapes/teslatech/2016jul/ETC16Web.pdf
>>>
>>> The basic principle behind the Tesla Turbine is the De Laval Nozzle 
>>> for it converts the maximum amount of potential energy, Pressure/ 
>>> Heat into Kinetic Energy with proper design and application. If you 
>>> don't understand this principle, best you leave the turbine off your 
>>> to-do list.
>>>
>>> I explained all this in my 2016 Presentation at the Tesla 
>>> Conference. You have to make your condensable vapor/gas transition 
>>> to supersonic before impinging upon the runner disk pack and then go 
>>> subsonic creating a shock wave that drives the boundary layer on the 
>>> disk surface so you get the maximum bang for your buck.  99% of all 
>>> experimenters do not understand this.  The driving media must be a 
>>> condensable vapor so that you have a partial vaccum,  on the cool 
>>> side and up to around 120 PSI driving pressure on the hot side. See
>>>
>>> https://en.m.wikipedia.org/wiki/Ball_bearing
>>> https://web.stanford.edu/~hydrobay/lookat/tt.html
>>> https://www.scribd.com/doc/82705538/Tesla-Turbine-Technicals
>>> https://auto.howstuffworks.com/tesla-turbine4.htm
>>>
>>> On 4/9/2019 12:29 AM, Mick [email protected] [EVGRAY] wrote:
>>>>
>>>> Norm,
>>>>
>>>> Your work on the Tesla Turbine, where can I find the DVD again, I would
>>>> like to buy one?
>>>>
>>>> What did Tesla use for a bearing back then that could handle the RPM?
>>>>
>>>> I know you said he had Nozzles made by a company back then but bearings
>>>> come into question.
>>>>
>>>> Thanks,
>>>>
>>>> Mick
>>>>
>