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......as I said are we discuessing digitsl based CDI ignition or if it is superior than TPS???, any how both r different technologies and its absurd to compare....Originally posted by chicane1879 View PostFYKI,Engine rpm based digital ignition CDIs are more advanced and complex than throttle based systems!!
leme be clear again....... TPS as a technology has more to offer than just ignition. So I darn care if hero puch also has TPS, point I disagree is that TPS does not help in fuel mapping in carb engines, and unless I get a concrete theory I would not agree on that...... intentions are not to prove anybody wrong, but to dig in and have clear knowldege of the technology.......I really don't know how many times i have to tell you that TPS is found in almost all the bikes currently in sale in india and most of the bikes' production have already been stopped.Victor did have the TPS, the shift of the light from Power to Economy showed the ignition advancement and that was based on the throttle position.
Pulsars,Apaches, Ambitions, Shines, Unicorns,Centras, FZs all have TPS.I really don't know why you are thinking in the same lines as an ECU, it's a simple circuitry which is found in every bike currently in sale in India.
Last edited by sam9s; 03-19-2009, 02:36 PM.
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hero puch is not a motorcycle its a mopedOriginally posted by sam9s View Post......as I said are we discuessing digitsl based CDI ignition or if it is superior than TPS???, any how both r different technologies and its absurd to compare....
leme be clear again....... TPS as a technology has more to offer than just ignition. So I darn care if hero puch also has TPS, point I disagree is that TPS does not help in fuel mapping in carb engines, and unless I get a concrete theory I would not agree on that...... intentions are not to prove anybody wrong, but to dig in and have clear knowldege of the technology.......
, btw read this
Throttle position sensor - Wikipedia, the free encyclopedia (mentions about both FI and carb engine) btw this thread is not abt TPS
also read about potentionmeter to know more abt TPS
Last edited by Mindgrinder; 03-19-2009, 03:49 PM.
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that why I said I darn care if even hero puch has tps.... :-) and I have read all about TPS and that is the reason I am adament about TPS performing more than just adjusting ignition....Originally posted by Mindgrinder View Posthero puch is not a motorcycle its a moped
, btw read this
Throttle position sensor - Wikipedia, the free encyclopedia (mentions about both FI and carb engine) btw this thread is not abt TPS
also read about potentionmeter to know more abt TPS
and I agree the thread is not on TPS.....so we can drop the discuession,,,,,,,,,,,and start a new thread......
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Okay here goes, TPS (Throttle Position Sensor) is a sensor as it names suggests, it measures the position of the throttle valve. Now CDI (Capacitor Discharge Ignition) is a neat name for a piece of electronics that controls the spark in the engine. A CDI can use a TPS to help with it's ignition timing. As I mentioned earlier ignition timing is very important in an engine. Now your assumption that it helps in fuel mapping with a carb can be put to rest by thinking about how a CV (Constant Velocity) carb works. From the airfilter inwards you find:Originally posted by sam9s View Post......as I said are we discuessing digitsl based CDI ignition or if it is superior than TPS???, any how both r different technologies and its absurd to compare....
leme be clear again....... TPS as a technology has more to offer than just ignition. So I darn care if hero puch also has TPS, point I disagree is that TPS does not help in fuel mapping in carb engines, and unless I get a concrete theory I would not agree on that...... intentions are not to prove anybody wrong, but to dig in and have clear knowldege of the technology.......
1) Choke valve
2) Variable Venturi with a needle jet
3) Throttle valve
The venturi has a membrane which is held in place with a spring from the top, pushed closed, the bottom of the membrane is connected to the open air, providing upward pressure. The top of the membrane is connected to the manifold vacuum, right before the throttle valve. When the throttle opens, the engine sucks more air through the carb, cause the pressure on top of the membrane to drop and thus moving the needle upwards, allowing for more fuel to enter. The choke has the effect of lowering the air pressure before it enters the carb and so causes the needle rise even at idle.
Now notice that there is no mention of any kind of mechanism that would be driven by a motor or something. And so, unless Suzuki has really gone out of the way and created a non-standard carb for this bike, it will be the usual physics only kind of carb. (And to add to it, the bike shares its carb (BS26) with a lot of other bikes on the planet.)
TPS only and only controls fuel mapping in an FI system, all the article you will find online will be talking about FI systems and not carbs, since there simply is no such thing in carbs.
There is one mention about a carb in that article and it is purely used to show how a TPS can help an ECU provide better fueling in an FI system. (It mentions using a moving throttle position to change the amount of fuel injected, which is achieved on a carb with a accelerator pump. Accelerator pump are small pumps in a carb hooked to the throttle movement that spray fuel into the manifold when the throttle moves to open fast.)Originally posted by Mindgrinder View Posthero puch is not a motorcycle its a moped
, btw read this
Throttle position sensor - Wikipedia, the free encyclopedia (mentions about both FI and carb engine) btw this thread is not abt TPS
also read about potentionmeter to know more abt TPS
So please guys, don't start perpetuating this myth about the throttle position sensor controlling the amount of fuel that goes into the engine on a carb bike.
No more talk from me on this subject anymore, everyone is allowed to think what they want. Just that I hope no weird theories about the GS150R start doing the rounds now. So back on topic.
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ROTFL......Originally posted by HydBiker View Postcan someone please suggest me a place to get caramel popcorn???
This fight is not even interesting. People are speaking the same thing over and over again. It is like a stupid soap on the TV. We need SiFi-Action films!
that was funny..... mmmm how can I make the fight interesting...........anyway....with Hydbiker post lest make the discuession rest in peace.........apologies to all for this boaring discuession......
I agree TPS in current biks does not help in fuel mapping.......
lets get back to general GSR discuesstion.........to change the mood tell me guys I noticed that the head lamp of my bike is not connected with the battery, everything else is, so when I switch the ignition every electrical equipment works except the headlamp.....................now this was NOT the case with even my Ambition 133 and so I used to think this should be common..............how many bikes out there has their headlamp connected with the battery...???????
@Andante...... I read you post but I think I should notreply here else we would again be back on same track......I will however research more and PM you if I find someting contradicting.........and I too admire your digging........Last edited by sam9s; 03-19-2009, 07:16 PM.
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thats ok the older pulsar V1 never had them connected too. Dunno about too many new ones.Originally posted by sam9s View PostROTFL......
that was funny..... mmmm how can I make the fight interesting...........anyway....with Hydbiker post lest make the discuession rest in peace.........apologies to all for this boaring discuession......
I agree TPS in current biks does not help in fuel mapping.......
lets get back to general GSR discuesstion.........to change the mood tell me guys I noticed that the head lamp of my bike is not connected with the battery, everything else is, so when I switch the ignition every electrical equipment works except the headlamp.....................now this was NOT the case with even my Ambition 133 and so I used to think this should be common..............how many bikes out there has their headlamp connected with the battery...???????
@Andante...... I read you post but I think I should notreply here else we would again be back on same track......I will however research more and PM you if I find someting contradicting.........and I too admire your digging........
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Hey...Originally posted by Shadowfax View PostKeep going on this thread. Only 2 on xBhp bought GS150R ?
I'm a proud owner of GS150R from Hyd (as u can conclude from my user name..
). I've registered on xbhp a couple of days back and this is my first post.
Could only do 550 odd kms on odo. Planning to go on a long drive on 26th of this month. It's giving me around 52-56 kmpl mileage. Top speed I've been on my bike is 70 kmph (@5000 - 5500 rpm). Waiting for that elusive 800 km to test its top speed. Still enjoying the exclusivity on Hyderabad streets....Last edited by hyderabadi_nawab; 03-21-2009, 03:33 PM.Suzuki GS150R 2009
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