Page 66 - IFIA . Magazine No.6
P. 66
Puntar Bulb An Innovative Revolution in
Provides a Reliable Electric Drive System
Source of Light
The last decade has seen a very dynamic development Prof. TIAN Guangyu and his team won IFIA Best
of sources of light incorporating the latest technology in Invention Medal in World Invention and Inno-
the production of Light Emitting Diode (LED), new op- vation Forum (WIIF) 2017 for their invention
tical systems, and recently the need for environmental titled “Electric-drive Mechanical Transmission
protection. without clutch, synchronizer and shift impact”.
The PUNTAR light is a technical solution aiming to re- The ‘impact-less shifting’ control technique is
place the existing defected lighthouse bulb with double based on complex systematic dynamic opti-
filament B22d, used as standard in marine signaling, mal control scheme of comprehensive perfor-
with LEDs completed with the optics and the electronic mance. It breaks through the bottleneck which
flash and the new developed remote control electronics. restricts the large-scale popularization and ap-
The glass balloon of the standard defected bulb is bro- plication of EMT in electric vehicles.
ken and the metal base is grinded to remove the remain-
ing glass. The aluminum hexagonal profile is fitted as a This ‘impact-less shifting’ EMT powertrain is
frame for LEDs and optics. compact and it mainly includes motor, me-
chanical transmission and automatic shift
The Puntar bulb has two lines, 3 light diodes each. Each mechanism.
line connects every second LED in a series, i.e. in case of
one line malfunction, light will still be working and the Meanwhile, it is maintenance-free, low cost
regulation of outpower increases accordingly. and high efficiency due to the removal of two
friction parts clutch and synchronizer. A trans-
Advantages of Puntar Innovation mission control unit (TCU) with all intellectual
properties has been developed independently
• Directing the light in the desired direction to execute and control the shift process. Nowa-
• Enhancing durability up to 100000h days, with the rapid growth of electric vehicles,
• No need for additional tools to be replaced especially electric commercial vehicles such as
• Stronger source of light buses, logistics vehicles and municipal vehicles,
• Reducing battery capacity needed the research team provides an overall solution
• Decreasing maintenance costs for low cost, high efficiency, high reliability and
• Increasing safety high safety electric drive systems.
IFIA Magazine March 2018 65 66 IFIA Magazine March 2018
