9.0 Wind Turbine Operation

68

WARNING

BEFORE ENERGIZING THE SYSTEM, CAREFULLY REVIEW THIS CHAPTER AND ENSURE THAT ALL REQUIREMENTS ARE COMPLIED WITH. IMPROPER PROCEDURES IN ENERGIZING THE SYSTEM MAY CAUSE SEVERE INJURY OR DEATH FROM SHOCK.

9.1Normal Operation

This section contains a description of the operational functions of the wind turbine in normal conditions. Normal conditions are defined as those in which the wind turbine was designed to operate in (see Appendix A for the design specifications).

The six switches on the front panel of the control box control the wind turbine (see Figure 9-1). The control system inputs available to the operator via the switches are listed below.

Function

Type

Description

 

 

 

Emergency

Maintained

Overrides all PLC control to disconnect the turbine from the utility

Stop

 

network. Requires an operator to manually reset the turbine control

 

 

system.

 

 

 

Turbine

Maintained

OFF – parks the turbine with all brakes deployed.

Test/Off/On

 

OFF to ON – resets any fault indicator.

 

 

ON – allows the wind turbine to start, conditions permitting.

 

 

TEST – allows the parking brake release, rotor jog and dynamic brake

 

 

test switches to become active.

 

 

 

Parking Brake

Maintained

Releases the parking brake and allows the rotor to turn freely.

Release

 

 

 

 

 

Rotor Jog

Maintained

Releases all brakes and connects the turbine to the grid.

 

 

 

Dynamic

Maintained

Used with the rotor jog function to delay the operation of the tip and

Brake Test

 

parking brakes in order to assess the performance of the dynamic

 

 

brake.

 

 

 

Condensation

Maintained

Energizes condensation heater.

Heater On/Off

 

 

 

 

 

 

 

Table 9.1-1 Operator input switches

The operation of these switches is described in detail in the following sections.

NOTICE: Use of the material contained in this document is subject to the warning on page Iv and the disclaimer on page v of this document.

DOC012R02

AOC 15/50 User Manual

Nov 2001

Page 76
Image 76
AOC 15 user manual Normal Operation, Function Type Description