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#21
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Joerg wrote:
On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. Phones folks seem to swap out every few years, I have the oldest phone of all of the folks I know bar my dad! Mind you plenty of folks seem to trash the phone and battery in that time. My phone is 3/4 years old has apparently dropped to 86% it hates work as it’s always on the edge of WiFi and cellular reception, so that does tend to kill the battery. Things like my iPad and Garmin have huge battery life so I don’t charge every day as will last days. The separate Garmin I have for the commute (the battery) is unlikely to last as it’s used most days so the cycle count builds up. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) Batteries do seem to be lasting better my last iPad was 6 or so years old before I retired it, and it’s battery was still fine, had lost some charge but could still last all day, but it wasn’t fast enough any more for the software I use. Roger Merriman. |
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#22
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On Tuesday, June 1, 2021 at 4:02:12 PM UTC-7, Joerg wrote:
On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) -- Regards, Joerg http://www.analogconsultants.com/ Yes, they have and each year they've gotten closer. Being able to charge in minutes and not have any components that chemically degrade is so attractive that I'm fairly certain that this will be the answer. |
#23
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On Wednesday, June 2, 2021 at 2:13:31 AM UTC-7, Roger Merriman wrote:
Joerg wrote: On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. Phones folks seem to swap out every few years, I have the oldest phone of all of the folks I know bar my dad! Mind you plenty of folks seem to trash the phone and battery in that time. My phone is 3/4 years old has apparently dropped to 86% it hates work as it’s always on the edge of WiFi and cellular reception, so that does tend to kill the battery. Things like my iPad and Garmin have huge battery life so I don’t charge every day as will last days. The separate Garmin I have for the commute (the battery) is unlikely to last as it’s used most days so the cycle count builds up. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) Batteries do seem to be lasting better my last iPad was 6 or so years old before I retired it, and it’s battery was still fine, had lost some charge but could still last all day, but it wasn’t fast enough any more for the software I use. Roger Merriman. Your iPad has a huge battery for the amount of work it is expected to do. A receiver only such as the Garmin doesn't use a lot of power. Smart phones are expected to do a lot of transmit/receive work and batteries suffer. |
#24
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On 6/2/21 8:25 AM, Tom Kunich wrote:
On Tuesday, June 1, 2021 at 4:02:12 PM UTC-7, Joerg wrote: On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) -- Regards, Joerg http://www.analogconsultants.com/ Yes, they have and each year they've gotten closer. Being able to charge in minutes and not have any components that chemically degrade is so attractive that I'm fairly certain that this will be the answer. Afraid we won't live long enough to enjoy that. The other issue is that then all the electric vehicle commuters will want to recharge in 10mins after they got home around 6pm so they can drive to a nice restaurant with their spouses. Suddenly a bazillion kilowatts is demanded from the power grid and ... po0f :-) -- Regards, Joerg http://www.analogconsultants.com/ |
#25
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On Wednesday, June 2, 2021 at 8:56:35 AM UTC-7, Joerg wrote:
On 6/2/21 8:25 AM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 4:02:12 PM UTC-7, Joerg wrote: On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) -- Regards, Joerg http://www.analogconsultants.com/ Yes, they have and each year they've gotten closer. Being able to charge in minutes and not have any components that chemically degrade is so attractive that I'm fairly certain that this will be the answer. Afraid we won't live long enough to enjoy that. The other issue is that then all the electric vehicle commuters will want to recharge in 10mins after they got home around 6pm so they can drive to a nice restaurant with their spouses. Suddenly a bazillion kilowatts is demanded from the power grid and ... po0f :-) -- Regards, Joerg http://www.analogconsultants.com/ You voice the problem of E-cars that is the unspoken problem. The fossil fuels STILL have to be burned to generate the electricity to charge the cars. The combination of efficiency of both sources is the same as a good gas driven car. |
#26
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On 6/2/2021 10:56 AM, Joerg wrote:
On 6/2/21 8:25 AM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 4:02:12 PM UTC-7, Joerg wrote: On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) -- Regards, Joerg http://www.analogconsultants.com/ Yes, they have and each year they've gotten closer. Being able to charge in minutes and not have any components that chemically degrade is so attractive that I'm fairly certain that this will be the answer. Afraid we won't live long enough to enjoy that. The other issue is that then all the electric vehicle commuters will want to recharge in 10mins after they got home around 6pm so they can drive to a nice restaurant with their spouses. Suddenly a bazillion kilowatts is demanded from the power grid and ... po0f :-) So I guess it's inherent and structural that we can't really judge electric vehicle owners and their anger management failures https://nypost.com/2021/06/01/e-bike...ould-kill-you/ -- Andrew Muzi www.yellowjersey.org/ Open every day since 1 April, 1971 |
#27
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On Wednesday, June 2, 2021 at 10:28:56 AM UTC-7, AMuzi wrote:
On 6/2/2021 10:56 AM, Joerg wrote: On 6/2/21 8:25 AM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 4:02:12 PM UTC-7, Joerg wrote: On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) -- Regards, Joerg http://www.analogconsultants.com/ Yes, they have and each year they've gotten closer. Being able to charge in minutes and not have any components that chemically degrade is so attractive that I'm fairly certain that this will be the answer. Afraid we won't live long enough to enjoy that. The other issue is that then all the electric vehicle commuters will want to recharge in 10mins after they got home around 6pm so they can drive to a nice restaurant with their spouses. Suddenly a bazillion kilowatts is demanded from the power grid and ... po0f :-) So I guess it's inherent and structural that we can't really judge electric vehicle owners and their anger management failures https://nypost.com/2021/06/01/e-bike...ould-kill-you/ If this guy had a normal bicycle he could easily pass those meter readers. |
#28
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On Wednesday, June 2, 2021 at 10:28:56 AM UTC-7, AMuzi wrote:
On 6/2/2021 10:56 AM, Joerg wrote: On 6/2/21 8:25 AM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 4:02:12 PM UTC-7, Joerg wrote: On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) -- Regards, Joerg http://www.analogconsultants.com/ Yes, they have and each year they've gotten closer. Being able to charge in minutes and not have any components that chemically degrade is so attractive that I'm fairly certain that this will be the answer. Afraid we won't live long enough to enjoy that. The other issue is that then all the electric vehicle commuters will want to recharge in 10mins after they got home around 6pm so they can drive to a nice restaurant with their spouses. Suddenly a bazillion kilowatts is demanded from the power grid and ... po0f :-) So I guess it's inherent and structural that we can't really judge electric vehicle owners and their anger management failures https://nypost.com/2021/06/01/e-bike...ould-kill-you/ That was the same sort of response that people got from VW bug drivers. |
#29
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On 6/2/21 9:12 AM, Tom Kunich wrote:
On Wednesday, June 2, 2021 at 8:56:35 AM UTC-7, Joerg wrote: On 6/2/21 8:25 AM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 4:02:12 PM UTC-7, Joerg wrote: On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) -- Regards, Joerg http://www.analogconsultants.com/ Yes, they have and each year they've gotten closer. Being able to charge in minutes and not have any components that chemically degrade is so attractive that I'm fairly certain that this will be the answer. Afraid we won't live long enough to enjoy that. The other issue is that then all the electric vehicle commuters will want to recharge in 10mins after they got home around 6pm so they can drive to a nice restaurant with their spouses. Suddenly a bazillion kilowatts is demanded from the power grid and ... po0f :-) -- Regards, Joerg http://www.analogconsultants.com/ You voice the problem of E-cars that is the unspoken problem. The fossil fuels STILL have to be burned to generate the electricity to charge the cars. The combination of efficiency of both sources is the same as a good gas driven car. If it charges via solar like friends do it who live de-facto off grid, then it's ok. But one fine day it won't be sunny, there is no wind but one has to run an errand. Then ... it's the gas generator. -- Regards, Joerg http://www.analogconsultants.com/ |
#30
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Tom Kunich wrote:
On Wednesday, June 2, 2021 at 2:13:31 AM UTC-7, Roger Merriman wrote: Joerg wrote: On 6/1/21 3:53 PM, Tom Kunich wrote: On Tuesday, June 1, 2021 at 11:50:01 AM UTC-7, Joerg wrote: On 6/1/21 11:18 AM, pH wrote: [...] The game changer, of course, is the Li ion technology since if was so easy for uninformed users to kill off their lead acid battery pack. Li-Ion also has its issues. For example, even top brand manufacturers do not seem to understand that it is not a good idea to top off a Li-Ion battery at close to 100% charge and then leave the bike in the garage that way. This results in premature aging and loss of capacity. The smarter way is to offer 80% or so which is plenty for a short ride into town. Then let users top it off in the morning when they expect to go on a very long ride. In the same way, don't ride it all the way down to where the low-batt cutoff turns it off, at least not often. NiMH would be more robust, but that chemistry never seemed to catch on before Lithium came on the scene. [...] Actually, L-ion doesn't like 100% charge under any circumstances. It's ok if you use it right away. There is always a toll to be paid but then it's small. Thing is, most people do not know. Sadly, many engineers don't seem to know either and then they design stuff that ruins batteries over time by charging them 100% every single time, and people buy it. Phones folks seem to swap out every few years, I have the oldest phone of all of the folks I know bar my dad! Mind you plenty of folks seem to trash the phone and battery in that time. My phone is 3/4 years old has apparently dropped to 86% it hates work as it’s always on the edge of WiFi and cellular reception, so that does tend to kill the battery. Things like my iPad and Garmin have huge battery life so I don’t charge every day as will last days. The separate Garmin I have for the commute (the battery) is unlikely to last as it’s used most days so the cycle count builds up. New batteries are on the way. I'm wondering if they will be able to make super-capacitors work. I read a short paragraph by a man who was a graphene expert who seemed to think that super capacitors were already on the horizon. They say that for a couple of decades now :-) Batteries do seem to be lasting better my last iPad was 6 or so years old before I retired it, and it’s battery was still fine, had lost some charge but could still last all day, but it wasn’t fast enough any more for the software I use. Roger Merriman. Your iPad has a huge battery for the amount of work it is expected to do. A receiver only such as the Garmin doesn't use a lot of power. Smart phones are expected to do a lot of transmit/receive work and batteries suffer. iPads do have larger batteries though so do laptops to be honest, they do tend to get hotter though. Garmin’s generally do connect to said phones via Bluetooth for various connected tech. Roger Merriman |
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