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authorPaul Duncan <pabs@pablotron.org>2021-10-17 21:42:10 -0400
committerPaul Duncan <pabs@pablotron.org>2021-10-17 21:42:10 -0400
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content/articles/ev-crash-course: convert tables to markdown, fix section titles, misc other fixes
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-rw-r--r--content/articles/ev-crash-course.md179
1 files changed, 50 insertions, 129 deletions
diff --git a/content/articles/ev-crash-course.md b/content/articles/ev-crash-course.md
index 5e71baa..17c7044 100644
--- a/content/articles/ev-crash-course.md
+++ b/content/articles/ev-crash-course.md
@@ -1,10 +1,11 @@
---
title: "EV Crash Course"
slug: ev-crash-course
+date: "2021-10-17"
draft: true
---
-## Reading Electric Vehicle Specs
+## Reading EV Specs
|Vehicle Type|Efficiency|Capacity|Capacity Unit|
|------------|----------|--------|----|
@@ -22,18 +23,22 @@ sure to pay attention to the units.
The EPA has a database of EV efficiency, battery capacity, and
standardized test results available at [fueleconomy.gov][epa].
-For reference, here is the efficiency and range information for [my
-car][epa-car] and [Nadine's car][epa-ioniq] from [fueleconomy.gov][epa].
+Here are the efficiency and range ratings from [fueleconomy.gov][epa]
+for the vehicles used in the examples below:
+##### EPA Efficiency and Range Ratings
|Model|Efficiency|Capacity|Range (miles)|
-|-----|----------|--------|-------------|
-|[2019 Tesla Model 3 LR AWD][epa-car]|290 Wh/mi|75 kWh|310 mi|
-|[2017 Hyundai Ioniq Hybrid][epa-ioniq]|55 MPG|11.9 gallons|650 mi|
+|-----|----------|--------|------------:|
+|[2019 Tesla Model 3 LR AWD][epa-model3]|290 Wh/mi|75 kWh|310 mi|
+|[2017 Hyundai Ioniq Hybrid][epa-ioniq]|55 MPG|11.9 gallons|**650 mi**|
+|[2021 Ford Mustang Mach-E Standard RWD][epa-mach-e]|340 Wh/mi|230 mi|
+|[2020 Hyundai Kona EV][epa-kona]|280 Wh/mi|258 mi|
-## EV Chargers (EVSEs)
+## Chargers
EV chargers (aka [EVSEs][evse]) are grouped into three categories by power
output, measured in kilowatts (kW):
+##### Charger Types
|Type|Charging Speed (mi/hr)|Power (kW)|Efficiency (%)|Time (50 Miles)|Time (90% SoC)|Time (100% SoC)|
|----|---------------------:|---------:|-------------:|-------:|--:|---:|
|Level 1 (L1)|5 mi/hr|1.2 kW|85%|10 hours|57 hours|63 hours|
@@ -42,22 +47,14 @@ output, measured in kilowatts (kW):
Columns:
-* Type: Charger Type Name.
-* Charging Speed: The number of miles of range per hour I gain in my car
- for this type of charger. I like to use this instead of kW because
- it's easier for people to think about than kW or kWh.
-* Efficiency: Energy efficiency for this type of charger, expressed as a
- percentage and calculated as the difference between the energy from
- the wall minus the energy that reaches the battery, divided by the
- energy from the wall (`(Ew - Eb)/Ew`).
-* 50 Miles: Time to gain 50 miles of range in my car using this type
- of charger. I included this column because [most Americans drive less
- than 40 miles per day](https://www.bts.gov/archive/publications/passenger_travel_2015/chapter2a).
-* 90% Charge: Time to charge from 0 to 90% in my car using this type
- of charger. I included this column because you don't charge EVs to
- 100% except on long trips.
-* Full Charge: Time to charge from 0 to 100% in my car using this type
- of charger.
+|Column Name|Column Description|
+|-----------|------------------|
+|Type|Name and abbreviation.|
+|Charging Speed (mi/hr)|The number of miles of range per hour I gain in my car for this type of charger. I like to use this instead of kW because it's easier for people to think about than kW or kWh.|
+|Efficiency|Energy efficiency for this type of charger, expressed as a percentage and calculated as the difference between the energy from the wall minus the energy that reaches the battery, divided by the energy from the wall (`(Ew - Eb)/Ew`).|
+|50 Miles|Time to gain 50 miles of range in my car using this type of charger. I included this column because [most Americans drive less than 40 miles per day](https://www.bts.gov/archive/publications/passenger_travel_2015/chapter2a).|
+|90% Charge|Time to charge from 0 to 90% in my car using this type of charger. I included this column because you don't charge EVs to 100% except on long trips.|
+|Full Charge|Time to charge from 0 to 100% in my car using this type of charger.|
The [Alternative Fuels Data Center][afdc] has a [great summary of EV
chargers](https://afdc.energy.gov/fuels/electricity_infrastructure.html#level2).
@@ -85,7 +82,7 @@ Virginia at $0.13/kWh and 85% efficiency, I pay:
|90% Charge (270 miles)|$10.32|67.5 kWh|
|100% Charge (310 miles)|$11.48|75 kWh|
-Here is a cost per mile comparison of [my car][epa-car] using home Level 1
+Here is a cost per mile comparison of [my car][epa-model3] using home Level 1
charging versus [Nadine's car][epa-ioniq], assuming $0.13/kWh for
electricity and [$3.189/gallon](https://gasprices.aaa.com/?state=VA) for
gasoline:
@@ -93,8 +90,8 @@ gasoline:
##### Cost Per Mile Comparison, Home Level 1 Charger
|Vehicle|Energy Source|Unit Price|Cost per Mile|
|-------|-------------|---------:|------------:|
-|Nadine|Gasoline|$3.189/gallon|$0.0580|
-|Paul|Home L1 EVSE|$0.13/kWh|**$0.0444**|
+|[2017 Hyundai Ioniq Hybrid][epa-ioniq]|Gasoline|$3.189/gallon|$0.0580|
+|[2019 Tesla Model 3 LR AWD][epa-model3]|Home L1 EVSE|$0.13/kWh|**$0.0444**|
### Level 2 Chargers
Level 2 chargers are 240V, 30A-50A lines with a [J1772][] connector that
@@ -127,40 +124,16 @@ inspection (if necessary).
|90% Charge (270 miles)|$9.23|67.5 kWh|
|100% Charge (310 miles)|$10.27|75 kWh|
-Here is a cost per mile comparison of [my car][car-epa] using home Level 2
-charging versus [Nadine's car][epa-ioniq], assuming $0.13/kWh for
-electricity and [$3.189/gallon](https://gasprices.aaa.com/?state=VA) for
-gasoline:
+Here is a cost per mile comparison of [my car][epa-model3] using home
+Level 2 charging versus [Nadine's car][epa-ioniq], assuming $0.13/kWh
+for electricity and [$3.189/gallon](https://gasprices.aaa.com/?state=VA)
+for gasoline:
-
-<table>
- <caption>Cost Per Mile Comparison, Home Level 2 Charger</caption>
-
- <thead>
- <tr>
- <th>Vehicle</th>
- <th>Energy Source</th>
- <th>Unit Price</th>
- <th>Cost per Mile</th>
- </tr>
- </thead>
-
- <tbody>
- <tr>
- <td>Nadine</td>
- <td>Gasoline</td>
- <td>$3.189/gallon</td>
- <td>$0.0580</td>
- </tr>
-
- <td>
- <td>Paul</td>
- <td>Home L2 EVSE</td>
- <td>$0.13/kWh</td>
- <td><b>$0.0398</b></td>
- </td>
- </tbody>
-</table>
+##### Cost Per Mile Comparison, Home Level 2 Charger
+Vehicle|Energy Source|Unit Price|Cost per Mile|
+|------|-------------|---------:|------------:|
+|[2017 Hyundai Ioniq Hybrid][epa-ioniq]|Gasoline|$3.189/gallon|$0.0580|
+|[2019 Tesla Model 3 LR AWD][epa-model3]|Home L2 EVSE|$0.13/kWh|**$0.0398**|
### Level 3 Chargers
Level 3 chargers, also known as DC Fast Chargers (DCFC), charge EVs
@@ -276,13 +249,13 @@ I said that I was sure driving to from Eugene to Port Angeles in an EV
would be fine, and listed several fast charging stations along I-5.
You can see what the route for a trip from Eugene to Port Angeles would
-look like in [my car][epa-car] via [A Better Route Planner (ABRP)][abrp]
+look like in [my car][epa-model3] via [A Better Route Planner (ABRP)][abrp]
at the following URL:
<https://abetterrouteplanner.com/?plan_uuid=e5c6eab0-e5fc-41e5-b730-4e808d8d4777>
So fastest way to travel from Eugene, OR to Port Angeles, WA in [my
-car][epa-car] is:
+car][epa-model3] is:
* one 6 minute stop in Vancouver, WA, and
* one 11 minute stop in Tumwater, WA.
@@ -303,32 +276,12 @@ Anyway, the given the [average cost of gasoline in Lane County
($3.746)](https://gasprices.aaa.com/?state=OR), and a distance of 339
miles:
-<table>
- <caption>Eugene, OR to Port Angeles, WA</caption>
-
- <thead>
- <th>Car</th>
- <th>Stops (#)</th>
- <th>Stops (min)</th>
- <th>Cost</th>
- </thead>
-
- <tbody>
- <tr>
- <td>Nadine</td>
- <td>0</td>
- <td>0</td>
- <td>$23.09</td>
- </tr>
-
- <tr>
- <td>Paul</td>
- <td>2</td>
- <td>17</td>
- <td><b>$10.48</b></td>
- </tr>
- </tbody>
-</table>
+##### Eugene, OR to Port Angeles, WA
+
+|Vehicle|Stops (#)|Stops (min)|Cost|
+|-------|--------:|----------:|---:|
+|Nadine|**0**|**0**|$23.09|
+|Paul|2|17|**$10.48**|
### Long Distance Driving (non-Tesla)
@@ -368,57 +321,25 @@ The fastest way to travel from Eugene, OR to Port Angeles, WA in a
* one 24 minute stop in Olympia, WA.
The total cost of energy would be $18.55 (less expensive than [Nadine's
-car][epa-ioniq], but still not as good as [my car][epa-car]).
+car][epa-ioniq], but still not as good as [my car][epa-model3]).
Here is how all the cars stack up:
-<table>
- <caption>Eugene, OR to Port Angeles, WA</caption>
-
- <thead>
- <th>Car</th>
- <th>Stops (#)</th>
- <th>Stops (min)</th>
- <th>Cost</th>
- </thead>
-
- <tbody>
- <tr>
- <td>2017 Hyundia Ioniq Hybrid</td>
- <td>0</td>
- <td>0</td>
- <td>$23.09</td>
- </tr>
-
- <tr>
- <td>2019 Tesla Model 3 LR AWD</td>
- <td>2</td>
- <td>17</td>
- <td><b>$10.48</b></td>
- </tr>
-
- <tr>
- <td>2021 Ford Mustang Mach-E RWD</td>
- <td>2</td>
- <td>51</td>
- <td>$23.27</td>
- </tr>
-
- <tr>
- <td>2020 Hyundia Kona EV</td>
- <td>2</td>
- <td>38</td>
- <td>$18.55</td>
- </tr>
- </tbody>
-</table>
+##### Eugene, OR to Port Angeles, WA
+|Vehicle|Stops (#)|Stops (min)|Cost|
+|-------|--------:|----------:|---:|
+|[2017 Hyundia Ioniq Hybrid][epa-ioniq]|**0**|**0**|$23.09|
+|[2019 Tesla Model 3 LR AWD][epa-model3]|2|17|**$10.48**|
+|[2021 Ford Mustang Mach-E RWD][epa-mach-e]|2|51|$23.27|
+|[2020 Hyundia Kona EV][epa-kona]|2|38|$18.55|
Tesla Model Y LR AWD:
+
<https://abetterrouteplanner.com/?plan_uuid=fc1707aa-ef81-42db-a4f6-4991ff43224d>
[epa]: https://fueleconomy.gov/
"EPA fuel economy"
-[epa-car]: https://fueleconomy.gov/feg/Find.do?action=sbs&id=41190
+[epa-model3]: https://fueleconomy.gov/feg/Find.do?action=sbs&id=41190
"2019 Tesla Model 3 LR AWD (my car)"
[epa-ioniq]: https://www.fueleconomy.gov/feg/noframes/38484.shtml
"2017 Hyundia Ioniq Hybrid (Nadine's car)"