Wind power was used to propel boats as early as 5000 BC. More than 2000 years ago who used wind power to drive water pumps?
Chinese
what are the three different types of towers?
guyed, lattice, tubular
workers must always maintain how many points of contact when climbing?
3
what does LOTO stand for
lock out tag out
Research in wind energy is conducted at its primary facility in Colorado by who?
What year was the first large windmill for power generation was produced?
1888
The theoretical limit of 59.3 percent of the available wind power that a rotor can capture is known as what?
Betz Limit
A process that focuses on job tasks to recognize hazards before they cause accidents is known as what?
Job Safety Analysis (JSA)
what must you do before beginning work on equipment?
de-energize the circuit.
which organization is responsible for the sharing technology and research with multiple countries?
WWEA
Which state claimed ownership of the first megawatt-generating wind turbine connected to the power grid?
Vermont
Term use to describe the wind speed variations that occur at different heights above the Earth.
Wind Shear
OSHA has a specific category of confined space known as what?
permit-required confined space
what are the three activities aloud where LOTO is not required
visual inspection
equipment operation
measurements
which department set a goal of 20% national power generation through wind energy by 2030?
DOE
what year was the first major oil crisis which led to a renewed interest in wind power?
1973
what is connected to the low speed shaft and also the high speed shaft inside the nacelle?
gearbox
per OSHA guidelines how many hours of training can you complete in a single day?
7.5
OSHA Standard for Electric Power generation, Transmission, and Distribution
OSHA Standard 1910.269
Which organizations mission is to promoted wind power growth through advocacy, communication, and education?
AWEA
In 1891, Which Danish inventor developed the first power-generating turbine to use four-bladed rotors with an old-fashioned airfoil shape.
Poul la Cour
An apparatus that converts mechanical energy into electrical energy, typically in the form of direct current.
Dynamo
The three electrical shock protection boundaries or limits of approach are what?
Limited Approach Boundary
Restricted approach Boundary
Prohibited Approach Boundary
who is aloud to remove the LOTO device other then the installer?
an authorized supervisor
what does ASTM stand for?
the American society for testing materials.