The PHB was a bicycle, power-assisted by an electric motor that gets its power from a
hydrogen fuel cell
A fuel cell is an electrochemical cell that converts the chemical energy of a fuel (often hydrogen fuel, hydrogen) and an oxidizing agent (often oxygen) into electricity through a pair of redox reactions. Fuel cells are different from most bat ...
. It was manufactured by Pearl (SPHPST.Co). A concept version was unveiled at the 9th ''China International Exhibition on Gas Technology'', Equipment and Applications in 2007. The vehicle weighed approximately 32 kilograms and used a
proton-exchange membrane fuel cell
Proton-exchange membrane fuel cells (PEMFC), also known as polymer electrolyte membrane (PEM) fuel cells, are a type of fuel cell being developed mainly for transport applications, as well as for stationary fuel-cell applications and portable ...
to generate about 200
Watt
The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer. The watt is named after James ...
s.
It was able to reach approximately 25 km/h, and the company stated that, on a full
tank
A tank is an armoured fighting vehicle intended as a primary offensive weapon in front-line ground combat. Tank designs are a balance of heavy firepower, strong armour, and good battlefield mobility provided by tracks and a powerful engi ...
, it could be ridden a distance of 60 to 100 kilometres. The motor was a
brushless motor
A brushless DC electric motor (BLDC motor or BL motor), also known as an electronically commutated motor (ECM or EC motor) or synchronous DC motor, is a synchronous motor using a direct current (DC) electric power supply. It uses an electronic ...
. The bike was announced in 2007 to sell for approximately US$2500, but no hydrogen supply network was available.
"Hydrogen fuel bike debuts in Shanghai"
''Shanghai Daily'', September 5, 2007
See also
* Hydrogen vehicle
* Electric bicycle
References
External links
Valeswood ETD Ltd, UK
{{DEFAULTSORT:Phb (Bicycle)
Motorized bicycles