Nulldraw Tech

Nulldraw Tech

@Nulldraw

Nulldraw is developing a grid-charged auxiliary battery designed to supply a conventional car's 12 V electrical system so the alternator can idle.

Joined Oct 2026 Genève, Switzerland nulldraw.com/
3 Writeups
Popular WriteUps
View all →
Recent Activity
Nulldraw Tech posted a new writeup in Design 7h ago
How Does a Car Alternator Work? A Guide for Fleet Operators
Design How Does a Car Alternator Work? A Guide for Fleet Operators

If you have ever wondered how does a car alternator work, the basic principle is straightforward: the alternator converts mechanical energy from the run...


Nulldraw Tech posted a new writeup in Design 7h ago
Why Cars Still Use 12V Electrical Systems
Design Why Cars Still Use 12V Electrical Systems

Why do modern petrol and diesel cars still rely on a 12V electrical system when vehicles now contain sophisticated computers, sensors, infotainment syst...

Nulldraw Tech
Nulldraw Tech · 10 min read
Read More →

Nulldraw Tech posted a new writeup in Design 7h ago
How Vehicle Electrical Loads Affect Engine Operation
Design How Vehicle Electrical Loads Affect Engine Operation

Vehicle electrical loads can influence how a conventional petrol or diesel engine operates because many electrical systems ultimately depend on energy produc...