The Tesla Mannequin 3 ‘Vampire’ battery drain is not an issue as a result of after a span of 22 days the automobile’s battery drained solely round 10% within the newest testing.
The ‘Vampire’ battery drain testing was achieved by Bjorn Nyland, a Tesla Mannequin 3 proprietor who additionally runs an EV-centric YouTube channel by the identical title. He owns a Twin Motor Mannequin 3 (white-colored) and has efficiently clocked round 42,000 km (26,000 miles) on it.
Bjorn left his Tesla electrical automobile at an airport in his residence nation of Norway on 4th November 2019 and went on a 3 weeks journey to Thailand. After 22 days, he got here again to seek out his automobile nonetheless sitting at a mere 10% lower in battery drain.
Over the course of 22 days, the automobile confronted a number of intense snowfalls whereas being parked on the airport. Right here’s what occurred.
Tesla Mannequin 3 ‘Vampire’ Battery Drain After 22 Days No Longer A Menace
On 4th November 2019, when Bjorn was about to depart his automobile on the airport in Norway, his automobile was at 82.6% cost and had a spread of about 400 km (248 miles). He talked about that he left his residence with the next cost and arrived on the airport by dropping a mere 15% of the whole cost.
At this level, the battery cell temperature was 29.3-degrees Celsius, which is sort of regular. Bjorn, then, went forward and disabled the sentry mode to avoid wasting extra vitality. He mentions within the video that the Mannequin 3 has no energy-saving mode, so the automobile will probably slip into an eco mode when inactive for an extended time frame.
When he returned after a span of 22 days from his Thailand journey, he discovered his Tesla Mannequin 3 at 72% cost together with some fascinating revelations. His Mannequin 3 was round 331 km and the automobile’s battery temperature was 1.25 levels Celsius.
Additionally, earlier than leaving, Bjorn predicted that among the battery vary will turn out to be unavailable because the cells settle down. The identical occurred when he checked the battery stats after coming again.
The automobile’s battery was displaying a spread of 331 km (inexperienced colour) however among the battery vary was additionally locked away as a consequence of a really chilly battery cell temperature (white colour).
One other revelation was that the battery loss was solely round 7 kWh over a span of 22 days, which is the same as 337 Wh/day. Nonetheless, this result’s primarily based on an out there vary of 331 km. If the surface temperature was round 25-degree Celsius, the vary out there can be round 350 km, thus indicating a charge-drop of roughly 6 kWh.
As quickly as Bjorn turned on the automobile, the battery inlet temperature began rising instantly and commenced to warmth up the chilly battery. That is being achieved to unlock the remnant battery vary as quick as potential.
Bjorn then went forward to a Tesla charging station and came upon that as a consequence of low battery cell temperature the charging charge of his Mannequin 3 was restricted to 40 kW solely. The general charging charge was above 50 levels Celcius however round 7 kW was being consumed by the electrical motor to warmth up the battery.
“It is a trick that solely Tesla does, which is to run the entrance and the rear motors at a really inefficient mode to generate warmth with out creating motion. That is good as a result of it (Mannequin 3) doesn’t want a devoted battery heater.”
Motive For Enchancment
The Tesla Mannequin 3 makes use of newer 2170 battery cells made up of nickel-manganese-cobalt. They’ve 50% extra inside quantity and subsequently can retailer extra vitality per battery pack.
This new improve mixed with common firmware updates has optimized the Tesla Mannequin 3 to be essentially the most environment friendly fuel-efficient electrical automobile. Within the latest firmware update, the Mannequin 3 obtained a 5% energy enhance together with increased regen braking at low pace.
Which means the Mannequin 3 will run and cease sooner whereas saving vitality and your brake pads. Do you personal a Tesl Mannequin 3? Tell us within the feedback about your expertise with the automobile.
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