SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Power Engineering 2
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Eliminates thrust - steam admitted midway along casing
double- flow in reaction turbines
Axial thrust
crossflow
mechanical draft
2. 1. cooling water in direct contact 2. drains into a hotwell 3. barometric leg - condenser sits 10.34m above hotwell
methods to detect cooling water leaks
jet condensers
government regualtions for waste water
compressor displacement
3. 1. Responsive to speed changes 2. responsive to pressurre changes
baffle pitch
peak power
govrenors classes
air cooling advantages over water cooling
4. Refers to the production of electricity form two sources utilizing one fuel source
hx principles
angstrom particles
aftercoolers
combined cycle cogeneration
5. Counter act force and load on thrust bearings
clean turbine blading with
R-22
open cycle
dummy pistons
6. Requires annual review of SOPs
crossflow
'bottoming cycle'
air ejectors
ISO 9000 certified
7. Too small to settle out - add floc
BOD (biological oxygen demand)
3 types of gas turbine combustors
angstrom particles
reaction turbine
8. 1. bare tube 2. finned tube 3. plate surface - a vacuum exists between plates
compression ratio
gas turbine disadvantages
components of PM program
types of refrigerant evaporators
9. Rows of stationart baldes with alternating rows of moving blades
marco cogeneration advantages
dynamic compressor control
reaction turbine components
staging
10. Increase pressure affecting performance of condenser but do not incresase temperature
critical path method (CPM)
types of fired heaters
velocity compounding
air leaks in condensers
11. Equal and opposite reation
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
12. Is the ratio of the discharge pressure to the intake pressure absolute
scavenging
peak power
compression ratio
gudgeon pins
13. 1. kettle 2. thermosyphon horizontal 3. thermosyphon vertical
sentinel vales
types of reboilers
barring gears prevent
ammonia compression cycle low side
14. Most widely used - least amount of steam
Prevent thermal stresses
refrigerant groups
single flow turbines
anaerobic digesters
15. Sagging and hogging - 20-40rpm
sprial valve
barring gears prevent
jacking oil system
Prevent thermal stresses
16. 1. planning 2. implementation 3. review
govrenors classes
plant thermal effificienies
dual shaft combined cycle cogeneration
project management
17. Refers only to specificly to the turbine section
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
18. 1. Aero- derivate 2. Heavy duty
gas turbine disadvantages
power oil
types of gas turbines
pressure sensitve governors
19. Desiccant or refrigerant 1. heatless regeneration 2. heated regeneration
primary cogeneration output
headworks
air dryer types
'topping cycle'
20. An 'overrunning' clutch
starters transmit power to front end of gas turbnine by...
Piezometer wells
nozzels made of...
diesel engines aka
21. 1. electricial purity 2. silver nitrate - milky white
reaction turbine
methods to detect cooling water leaks
hunting
govrenors classes
22. 1. intake 2. compression 3. power 4. exhaust
Axial thrust
4 stroke internal combustion
base load
a tandem turbine coupled by flexible couplings
23. Overall master plan - comprehensive program
reaction turbines use ____ bearings
gantt chart
angstrom particles
refrigeration safety controls
24. zeolite molecular sieve desiccant
pressure- velocity compounding
air dryers
lube oil system basic functions
methods to detect cooling water leaks
25. Change in momentum
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
26. Attempting to pick up a load - turbines in parallel
tandem compound turbines
Piezometer wells
gas turbine disadvantages
hunting
27. 1. sliding vane 2. rotary lobe 3. rotary screw ( convex male lobes - pulse free)
communication structure
single flow turbines
distinguishing reaction turbine
rotary compressor types
28. Help maintain definite thrust toward exhaust
balancing pipe
impulse buckets
refrigerant groups
nozzels made of...
29. Used to open and close the by- pass port in a stator - varies the volum compressed air being produced
jacking oil system
water boxes
thrust adjsusting gear
sprial valve
30. 1. throttle inlet valve 2. reduce compressor speed 3. automatic discharge vent line 4. anit- surge valve - reciruclation 5. anti- surge microprocessor - kickback valve
magneto ignition
avoid surging
speed droop
what large rotors are made of
31. Has the highest level of thermal efficiency - low capital costs - fast start up - quick to build - low maint cost
impulse buckets
turbine casings
gas turbine disadvantages
single shaft combine cycle cogeneration
32. 1. stabilize flow through air driers 2. additional moisture seperation 3. storage capacity
purpose of a wet receiver
double flow turbines
waste water treatment purpose
gas turbine operating principles
33. 1. Carbon ring 2. labyrinth seal 3. water seal
refrigeration system charging
shaft seals
marco cogeneration advantages
impulse buckets
34. The utilization of one form of input energy to generate two or more forms of output energy
purpose of a wet receiver
cogeneration
special aspects of reaction turbine
condenser types
35. Contains dissolved oxygen
marco cogeneration advantages
surging
aerobic
unfired
36. Does not contain dissolved oxygen
anaerobic
eutectic solution
R-22
gas turbine operating principles
37. Velocity increases as passes through nozzles
avoid surging
condenser types
feature of impulse turbine
when impulse turbine pressure drops
38. Moving blades on a rotor
inlet cooling methods - evaporative
types of turbines
closed cycle advantages
impulse buckets
39. DLN - reduce NOx down to 9ppm but have an increased combustion area
aftercoolers
air leaks in condensers
rotary compressor control
dry low NOx combustion systems
40. Nickel steel - strong fully balanced rotor - expensive
cross compound turbine
what large rotors are made of
communication structure
power oil
41. Use teflon or carbon to lubricate system
communication structure
oil free compressors
jacking oil system
anoxic
42. 1. single acting 2. double acting 3. two stage 4. tandem (first stage double acting - 2nd single) 5. free piston
communication structure
types of reciprocation compressors
environmental management program
what large rotors are made of
43. A group of one or more bays - including one or more units arranged in a single or continuous structure
waste water treatment purpose
reaction turbines use ____ bearings
moisture separator
bank
44. Monel metal - high tensile strength - nickel copper alloy
brine
waste water treatment purpose
gudgeon pins
nozzels made of...
45. Condensing turbines exhaust steam at...
air cooling advantages over water cooling
Pressure below atmospheric
centrifugal air compressor disadvantages
gas turbine operating principles
46. 1. contact - 'jet' 2. surface
pressure sensitve governors
aerial coolers
condenser types
crosshead
47. Atmospheric or hyperbolic
dynamic compressor control
natural draft cooling tower
primary cogeneration output
impulse buckets
48. Made of cast iron and support by stay bolts to protect against a vacuum
water boxes
nozzles types
staging
anoxic
49. 1. verticle cyclinder 2. cabin heater 3. central tube wall
double pipe hx
cogeneration application areas
types of fired heaters
sealing strips made of...
50. Integral part of the governing system - in the front end and engages at 10-12% above normal operating speed
speed droop
mechanical overspeed trip
dummy pistons
cogeneration reduces energy costs by...