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Started off at 100% and started the trip at 06:00 with temperature of 50F and clear weather, no quantifiable wind. Drove to our first charging stop 142 miles away in Benson, AZ. A Better Route Planner (henceforth abbreviated ABRP) predicted I would use 84% battery for this leg of the trip. In reality we used 80%. Elevation change for this leg of the trip was a gain of 2,550 feet. We arrived with 20% remaining at 08:10. So, my driving time for 142 miles was 130 min giving an average speed of a hair under 66 mph. That 142 miles used 44.5kWh of power for 3.2 m/kWh. I planned to charge up to 100%, finished off the charge at 100% with a total charge time of 114 min and a cost of $18.12 Total energy delivered was 47.38 kWh, so charging speed was 24.9 KW and cost per kWh was $.38

Started the second leg of trip off at 100% at 10:10 with temperature of 54F and clear weather, no quantifiable wind. Drove to our second charging stop 171 miles away in Deming NM. ABRP predicted I would use 84% battery for this leg of the trip if I limited my speed to 62 mph. In reality we used 76.5% while limiting speed to 65 mph until I realized how much extra energy I had and bumped up speed to 80 mph (5 mph over speed limit). Elevation change for this leg of the trip was a gain of 545 feet. We arrived with 23.5% remaining at 12:48. So, my driving time for 171 miles was 168 min giving an average speed of a hair over 61 mph. That 171 miles used 43.0 kWh of power for 4.0 m/kWh. I planned to charge up to 70%, finished off the charge at 80.4% in preparation for using air conditioning with a total charge time of 55 min and a cost of $8.69 Total energy delivered was 35.88 kWh, so charging speed was 39.1 KW and cost per kWh was $.22



Started third leg of trip off at 80.4% at 13:50 with temperature of 80F and clear weather, no quantifiable wind. Drove to our third charging stop 113 miles away in El Paso, TX. ABRP predicted I would use 60% battery for this leg of the trip. In reality using AC and we used 48%. Elevation change for this leg of the trip was a loss of 525 feet. We arrived with 32.2% remaining at 15:28. So, my driving time for 113 miles was 98 min giving an average speed of a hair over 69 mph. That 113 miles used 27 kWh of power for 4.2 m/kWh. I planned to charge up to 79%, finished off the charge at 80.4% with a total charge time of 48 min and a cost of $7.88 Total energy delivered was 30.18 kWh, so charging speed was 37.7 KW and cost per kWh was $.26



Started fourth leg of trip off at 80.4% at 16:23 with temperature of 82F and clear weather, no quantifiable wind. Drove to our fourth charging stop 112 miles away in Van Horn, TX. ABRP predicted I would use 69% battery for this leg of the trip. In reality we used 59% while running air conditioning. Elevation change for this leg of the trip was a gain of 250 feet. We arrived with 21% remaining at 19:00. So, my driving time for 112 miles was 97 min giving an average speed of a hair over 69 mph. That 112 miles used 32.9 kWh of power for 3.4 m/kWh. I planned to charge up to 61%, finished off the charge at 65.9% with a total charge time of 35 min and a cost of $5.54 Total energy delivered was 27.4 kWh, so charging speed was 47.0 KW and cost per kWh was $.20



Started final leg of trip off at 65.9% at 19:40 with temperature of 73F and clear weather, no quantifiable wind. Drove to our Hotel 87 miles away in Pecos, TX. ABRP predicted I would use 52% battery for this leg of the trip. In reality we used 42.4%. Elevation change for this leg of the trip was a loss of 1,500 feet. We arrived with 23.5% remaining at 20:47. So, my driving time for 87 miles was 67 min giving an average speed of a hair under 78 mph. That 87 miles used 25.8 kWh of power for 3.4 m/kWh. I charged using the Tesla Tap at the hotel at 214V 30 amps (6.4 KW) overnight to 100%

Total miles covered this day was 624 miles, using 173.2 kWh at a cost of $40.23, so my overall was 3.6 m/kWh and $.06 per mile.... a bit high due to having to charge to 100% once, but still less expensive than driving the Miata. Since efficiency was better than expected every leg of this days travel, I have to assume that I had a tail wind all day.

Later,

Keith

PS: Did some tourist driving in the Bolt while vacationing in AZ, but long trip to the Grand Canyon was done in the family minivan since the Bolt wouldn't hold all of us, and using the van saved about an hour travel time.
 

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Excellent review. I’ve been planning a trip from SA up to fort Davis and looking a few chargers here and there. Tesla Tap will have to be a must have. Good luck for the rest of the trip looking forward to reading about the rest of the journey.
 

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This is a nice review. We should not expect distance traveling with DCFC costs to equal around-town travel with "home-priced electricity". We surely still beat gasoline prices, but if it costs 1/2+ as much instead of 1/5 as much, we should not complain. Many newbies read and learn from this forum. Some may not know how the DCFC rate is decremental (in a step-wise fashion, not continuous). For this reason, I would suggest adding the word "average" to your DCFC "charging speeds". This makes the great data you are reporting a touch more realistic.
 

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Discussion Starter · #7 · (Edited)
Excellent review. I’ve been planning a trip from SA up to fort Davis and looking a few chargers here and there. Tesla Tap will have to be a must have. Good luck for the rest of the trip looking forward to reading about the rest of the journey.
Trip is complete, but write-up of results is a pain in the butt, so I am posting day by day as I get time to document them. Second days post is now up.

This is a nice review. We should not expect distance traveling with DCFC costs to equal around-town travel with "home-priced electricity". We surely still beat gasoline prices, but if it costs 1/2+ as much instead of 1/5 as much, we should not complain. Many newbies read and learn from this forum. Some may not know how the DCFC rate is decremental (in a step-wise fashion, not continuous). For this reason, I would suggest adding the word "average" to your DCFC "charging speeds". This makes the great data you are reporting a touch more realistic.
Good point, I can't edit my old posts now, but future posts include the word "average" when referring to my charging speed.
Nicely done! This gave me inspiration to drive from SoCal to Memphis, TN, just south of Lepanto. Thanks!
How far south in SoCal? I am planning a trip to Chula Vista for next summer, and there is only one long 220 mile gap between Blyth CA and Chula Vista, but there is an Electrify America station going in at El Centro CA that should be operational before my trip next summer. If not I will have to go west to Cabazon and then South through Temecula to Chula Vista... I could make the trip now if I wanted, the station at El Centro will just make it more convenient. If you are you coming from LA area it is a strait shot for you even now. I have plotted out what I call "the southern route" mostly through Arkansas, Texas, New Mexico, Arizona and into California... but if you prefer there is also a "northern route" you can take that goes through Nevada, Colorado, Utah, Kansas, Arkansas and finally into Tennessee.

Later,

Keith
 

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How far south in SoCal? I am planning a trip to Chula Vista for next summer, and there is only one long 220 mile gap between Blyth CA and Chula Vista, but there is an Electrify America station going in at El Centro CA that should be operational before my trip next summer. If not I will have to go west to Cabazon and then South through Temecula to Chula Vista... I could make the trip now if I wanted, the station at El Centro will just make it more convenient. If you are you coming from LA area it is a strait shot for you even now. I have plotted out what I call "the southern route" mostly through Arkansas, Texas, New Mexico, Arizona and into California... but if you prefer there is also a "northern route" you can take that goes through Nevada, Colorado, Utah, Kansas, Arkansas and finally into Tennessee.
Yes, it can be done today, with two "hold your breath" segments in AZ/CA :

All Electrify America, already installed :
......... I-10, 60mi ...... I-10, 60mi ........................ I-8, 177mi ..................... I-8, 177mi
Benson, AZ ------> Tucson, AZ ------> Casa Grande ------> Yuma ------> Chula Vista
\-- Tucson Outlets

Surprisingly, there are currently no CEC (Calif Energy Commission) plan / subsidized chargers along I-8. There will be some installed along the "slightly more northern route" (i.e., going thru Palm Springs more towards N San Diego or Los Angeles) along I-10, a few of which are already open (Indio, CA ; Blythe, CA ). (Of course, if the Blythe DCFC has a problem, you'll have to hang at the L-2 for an hour or more in order to be able to make it to Indio). EA has planned sites at Quartzsite, AZ , and Cabazon, CA which would eliminate some of the pucker factor on that stretch. Hopefully they will be up by next summer (they were supposed to be live already, but the power company just isn't installing the transformers). There are also quite a few EVgo sites heading towards the coast once you reach Palm Springs.

One can consult the proposed location of fast chargers being installed under these grants, all across CA, at :

 
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