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6.
INSPECTION AND TESTING
6.1
Engine testing:
The
engine will be run-in at the test bench at workshop before delivery. Subsequent
test of 3.5 hours will then be carried out as per following schedule. .
1/2 Hour at 50
% COP .
1/2 Hour at 75
% COP .
2 Hours at
100 % COP .
1/2 Hour at 110 % COP For
these tests, engine will be coupled to a hydraulic dynamometer and run on DO as
fuel. 6.2 Alternator testing: Following
Routine tests will be conducted on the alternator at workshop. 6.2.1
For generator armature, generator field, exciter armature and exciter
field. .
Measurement of resistance .
Measurement of insulation resistance .
High voltage test 6.2.2
Phase sequence test and voltage balance check. 6.2.3
Open circuit characteristics With
generator line voltage recorded against exciter field current. 6.2.4
Short circuit characteristics With
generator line current recorded against exciter field current. 6.2.5
Voltage regulation test Conducted
with AVR in the circuit with reactive loads. 6.2.6
Control panel test Standard
routine tests as per the relevant ISO standard. |
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