Senin, 13 Juni 2011

energy gas : Energy Crisis, A Discussion with Matt Simmons

Amidst skyrocketing oil prices, considerable financial activity in the oil market, and increased gas prices, producing and consuming nations alike are concerned about efficiency and supply. World Energy recently spent an afternoon with Matthew Simmons, president of the energy investment firm Simmons & Company International

Read more ...

generator :

Read more ...

generator :

Read more ...

Minggu, 12 Juni 2011

motor generator: Electricity 4: AC/DC Motors, Controls, and Maintenance

Electricity 4: AC/DC Motors, Controls, and Maintenance

List Price: $91.95



List Price: $91.95
Your Price: $65.35-
Obtain quick and easy access to information on DC and AC motors, various types of manual, magnetic, and electronic controls, and the installation and maintenance functions of each. Updated to

Read more ...

backup power : Assessing your Backup Power Supply needs

Businesses cannot rely on AC supply alone for efficient production and high quality performance. The importance of backup power supply cannot be underestimated. Businesses need to continue functioning smoothly even during power outages. Having backup supplies to power computer systems is critical for the storage and

Read more ...

backup power: Durofix RL435 Li-Ion 3.6V Plug-in Power Outage LED Light, 2-Pack

Durofix RL435 Li-Ion 3.6V Plug-in Power Outage LED Light, 2-Pack

List Price: $49.99

Turns on immediately during power failureConvenient plug-in design without an additional adapterSlender profile uses 24 LEDsHas a built-in rechargeable lithium-ion batteryUp to 8-10 hours of maximum continuous working time

List Price: $49.99
Your Price: $32.95-
Be ready when a power failure occurs!

As soon as

Read more ...

photovoltaic: Modelling Photovoltaic Systems Using PSpice

Modelling Photovoltaic Systems Using PSpice

List Price: $200.00



List Price: $200.00
Your Price: $168.81-
Photovoltaics, the direct conversion of light from the sun into electricity, is an increasingly important means of distributed power generation. The SPICE modelling tool is typically used in the development

Read more ...