- DC Charger – A charger providing direct current to rapidly charge EV batteries.
- DC Motor – A motor powered by direct current, used in some EVs.
- Dead Weight – Unloaded vehicle weight without passengers or cargo.
- Deceleration Sensor – Sensor detecting vehicle slowing for safety systems.
- Deep Cycle Battery – Battery designed for repeated deep discharges.
- Demand Response Charging – EV charging system responding to grid load changes.
- Demagnetization – Loss of magnetism in electric motor components.
- Design Validation (DV) – Testing phase verifying design against requirements.
- Destination Charging – Charging stations located at travel destinations.
- Digital Cockpit – Electronic dashboard providing vehicle information.
- Direct Drive Motor – Motor directly connected to the vehicle’s drivetrain.
- Direct Current (DC) – Unidirectional electrical current used in EVs.
- Discharge Cycle – One complete battery discharge and recharge process.
- Displacement Sensor – Device measuring movement in vehicle components.
- Distance to Empty (DTE) – Estimated remaining distance an EV can travel.
- Distributed Energy Storage – Storing energy across multiple batteries or systems.
- Distribution Box – Electrical component distributing power in EVs.
- DLC Coating – Diamond-like carbon coating reducing wear in EV parts.
- Docking Station – Location for charging and servicing EVs.
- Drag Coefficient (Cd) – Measure of vehicle aerodynamic resistance.
- Drive Cycle – Standardized testing pattern for evaluating EV performance.
- Drive Inverter – Converts DC to AC for EV motors.
- Drive Mode Selector – System allowing switching between EV drive modes.
- Drive Shaft – Component transmitting power from the motor to the wheels.
- Drivetrain – Entire system delivering power from the motor to the wheels.
- Drop-in Battery Replacement – Direct battery upgrade without modifications.
- Dual Motor System – EV configuration using two electric motors.
- Dynamic Braking – System converting kinetic energy into electrical energy.
- Dynamic Load – Load varying due to movement or force changes.
- Dynamic Range Estimation – Real-time prediction of EV range.
- Dynamic Torque Vectoring – System distributing torque for improved handling.
- Dust Shield – Protective cover preventing debris from entering EV components.
- Duty Cycle – Duration and intensity of vehicle operation under load.
- Dynamo – Device generating electricity from mechanical energy.
- Diagnostics Port – Interface for vehicle system diagnosis and troubleshooting.
- Differential – Gear system allowing wheels to rotate at different speeds.
- Direct Injection – Fuel delivery system (not used in BEVs).
- Discharge Rate – Speed at which a battery releases stored energy.
- Display Cluster – Central screen showing vehicle status and navigation.
- Docking Mechanism – System securing EVs for charging or storage.
- Domain Controller – Processor managing multiple vehicle systems.
- Donut Spare – Temporary spare tire (less common in EVs).
- Drag Reduction System (DRS) – System reducing aerodynamic drag.
- Drivetrain Efficiency – Ratio of power delivered vs. consumed.
- Driveline Disconnect – Feature disengaging parts of the drivetrain to save energy.
- Driving Range – Maximum distance an EV can travel on a full charge.
- Dual Charging Ports – EV configuration with multiple charging inputs.
- Durability Testing – Vehicle testing ensuring long-term reliability.
- Dynamic Chassis Control – System adjusting suspension and handling.
- Dynamic Cruise Control – Cruise control adapting to traffic conditions.
- Dynamic Steering System – Variable steering adjustment for precision driving.
- Digital Twin – Virtual model simulating EV performance and diagnostics.
- Direct-Current Fast Charging (DCFC) – Rapid EV charging method.
- Direct Injection Turbo (DIT) – Turbocharging system (for ICE vehicles).
- Driver Assistance System – Technology aiding drivers with various tasks.
- Driver Monitoring System – System detecting driver alertness and behavior.
- Drive-by-Wire – Electronic vehicle control system replacing mechanical links.
- Dry Cell Battery – Maintenance-free battery type used in EVs.
- Dynamic Brake Control (DBC) – Enhances brake force distribution.
- Dynamic Vehicle Control (DVC) – Manages vehicle stability and handling.
- Dynamic Load Balancing – Adjusting power delivery across components.
- Drift Compensation – System maintaining straight vehicle movement.
- Dashboard Display – Vehicle interface showing key information.
- Data Logger – Device recording vehicle performance data.
- Decibel Rating – Noise level measure for vehicle cabin quietness.
- Dedicated EV Platform – Vehicle platform designed exclusively for EVs.
- Deformation Zone – Car section designed to absorb impact energy.
- Delivery Van EV – Electric van used for goods delivery.
- Depreciation Rate – Vehicle value decline over time.
- Design Freeze – Final design stage before manufacturing.
- Diagnostic Scan Tool – Device used to check vehicle error codes.
- Differential Lock – Locks wheels to rotate at the same speed for traction.
- Digital Key – Smartphone-based vehicle access system.
- Direct Torque Control (DTC) – Precision motor torque management.
- Display Screen – Interface providing vehicle and entertainment data.
- Distribution Transformer – Converts electricity for EV charging stations.
- Downforce – Aerodynamic force pressing a vehicle downward.
- Driving Assistance Package – Bundle of safety and comfort features.
- Drive Mode Indicator – Displays active vehicle drive mode.
- Dry Clutch System – Clutch without lubrication (non-EV).
- Dual-zone Climate Control – Independent temperature settings for driver and passenger.
- Dust-proof Seals – Protects EV components from dust and debris.
- Dynamic Lighting – Adjusting headlights for visibility and aesthetics.
- Dynamic Radar Cruise Control – Advanced cruise control using radar.
- Dynamic Suspension System – Adjustable suspension improving ride quality.
- Dynamic Tensioner – Adjusts belt tension in EV accessories.
- Drive Axle – Transfers motor power to the wheels.
- Dry Cell Technology – Battery type with sealed electrolyte.
- Digital Speedometer – Electronic vehicle speed display.
- Direct Injection Pump – Fuel delivery system (not for EVs).
- Data Transmission Module – Manages vehicle data exchange.
- Downhill Assist Control – Helps maintain speed on slopes.
- Durable EV Frame – Sturdy vehicle frame ensuring long life.
- Dynamic Performance Mode – Boosts EV performance for spirited driving.
- Driveline Torque Control – Adjusts torque delivery to wheels.
- Driver Fatigue Monitor – Alerts driver during long trips.
- Data Communication System – Links vehicle systems for data sharing.
- Dual-Stage Airbags – Airbags deploying at different intensities.
- Digital Interface Module – Manages vehicle control interfaces.
- Dynamic Power Distribution – Balances power delivery in EV systems.
Glossary of Electric Vehicle (EV) Terms Starting with ‘D’
Table of Contents
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