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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. Working fluid is compress then preheated in regenerator
cogeneration application areas
close cycle
nozzels made of...
difference between diesel and gas engines
2. 1. spray 2. fog 3. special evaporator pads
trunk type piston
inlet cooling methods - evaporative
capacity
baffle pitch
3. 75 -000 to 100 -00 hours of operation
angstrom particles
gas turbine blades should be replaced every
pressure sensitve governors
purpose of dry receiver
4. Made of polyethylene - skimming from the surface
turbine casings
water/oil separator
ISO 9000 certified
automatic extraction
5. 1. Split 2. double
3 types of gas turbine combustors
turbine casings
rotary compressor types
mechanical draft
6. Means to come together and form one mass - removes oil and water from air
coalescing filters
air leaks in condensers
condenser tube sheets made of...
cogeneration
7. 1. list of all equipment 2. PM checklist 3. fequency 4. repairs and costs 5. record keeping 6. cost management
crosshead
compressor displacement
components of PM program
nozzels made of...
8. Requires annual review of SOPs
balancing pipe
mechanical draft
refrigeration safety controls
ISO 9000 certified
9. Have advantage of high efficiencies - 10% greater than centrifugal compressors
brine
purpose of a wet receiver
axial air compressors
hx principles
10. Reduction of NOx through ammonia injection priot to catalyst - lowering NOx to 10ppm
clean turbine blading with
staging
selective catalytic reduction (SCR)
salometer
11. Driving rotating equipment
primary cogeneration output
air dryers
condenser types
base load
12. Fall under provincal boiler pressure regualtions - wcb and local fire marshall regulation and insurance company - need log book - safety device testing records
higher compression ratios needed at...
legal requirements of record keeping
water boxes
lube oil system basic functions
13. 1. inlet vane 2. electro- pneumatic control 3. microprocessor based control
air dryer types
centrifugal air compressors advantages
water/oil separator
dynamic compressor control
14. Controlled pressure from intermediate stages of turbine
types of fired heaters
extraction governor
liquid line aka
sodium chloride
15. zeolite molecular sieve desiccant
air dryers
higher compression ratios needed at...
coagulant aids
double pipe hx
16. On the exhaust side - drives the blower - being connected to the same shaft - increases power by 50-70% as more air is forced into the engine
'topping cycle'
counterflow
methods to offset axial thrust
turbocharge
17. 1. inlet to the convection section 2. betwen convection and radiant section 3. at radiant section outlet
air cooling advantages over water cooling
2 major factos affecting gas turbine efficiency and power
thermocouple locations in fired heaters
air dryer types
18. 0.577 times the inlet pressure
cogeneration reduces energy costs by...
'turbine'
dry low NOx combustion systems
critical pressure
19. Is the ratio of the discharge pressure to the intake pressure absolute
compression ratio
surface condenser
isochronous governing
2 stroke internal combustion
20. 1. Pressure compounding 2. velocity compounding 3. pressure- velocity compounding
nozzles types
a tandem turbine coupled by flexible couplings
to reduce steam and blade velocities
Piezometer wells
21. Refers only to specificly to the turbine section
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22. Made of steel - used for double acting pistons - acts as a piston rod
compression ratio
crosshead
jacking oil system
government regualtions for waste water
23. A1 - A2 - A3 - B1 - B2 and B3 A = toxicity not identified under 400ppm B = toxicity identified under 400ppm 1 = not flammable 2 = low flammable limit 3 = highly flammable
staging
refrigerant groups
dynamic compressor control
close cycle disadvantages
24. Used to satisfy process steam requirements
condenser safety devices
supercharge
bakpressure turbines
methods to detect cooling water leaks
25. Meters liquid from liquid line into evaporator at a rate equal at which vaporization of liquid is occuring
diesel engines aka
to reduce steam and blade velocities
expansion valve
3 speed sensitive governors
26. Too small to settle out - add floc
what large rotors are made of
single flow turbines
salometer
angstrom particles
27. The condenser
'turbine'
regulation compressor systems
largest hx in a plant is...
extraction pumps usually are _____ type
28. Moderate compression ratio - giving improved volumetric efficiency - but not lower discharge air temperature
condenser tube attachment methods
air dryer types
difference between diesel and gas engines
staging
29. 1. individual pump system 2. distributor system 3. common rail system
cogeneration reduces energy costs by...
expansion valve
solid injection designs
mechanical overspeed trip
30. Cool compressed air before point of use
salometer
close cycle disadvantages
air dryers
aftercoolers
31. More rounded than impulse blading
reaction turbines use ____ bearings
distinguishing reaction turbine
reaction blading
aftercoolers
32. Up to 60-90%
staging
cogeneration reduces energy costs by...
condenser safety devices
'turbine'
33. Refers to the production of power during overload demands
peak power
reaction blading
power oil
magneto ignition
34. Hydraulic cylinder or pisston on a governor
Ammonia R-717
primary cogeneration output
servo motor
reaction turbines use ____ bearings
35. drum rotors on reaction turbines eliminates...
methods to detect cooling water leaks
2 stroke internal combustion
Axial thrust
components of PM program
36. King valve
avoid surging
salometer
liquid line aka
environmental management program
37. Admirally brass or Munte metal - 25-40mm thick
adv of impulse turbine
balancing pipe
R-22
condenser tube sheets made of...
38. Set of stationary nozzles and 2 sets of rotating blades - pressure drop occurs in stationary blades
selective catalytic reduction (SCR)
velocity compounding
types of turbines
shaft seals
39. 1. widely used 2. single stage 3. impulse turbine
surging
mechanical drive turbine
combined cycle cogeneration
gas turbine efficiencies based on...
40. The change in sped that resutls from an increase in load
dual shaft combined cycle cogeneration
speed droop
typical temperature for outlet on oil coolers
ISO 9000 certified
41. 1. commercial establishments 2. industrail processes 3. localized central heating of small plants
inlet modulating valve advantages
condenser tube attachment methods
cogeneration application areas
types of fired heaters
42. 1. planning 2. implementation 3. review
coalescing filters
project management
components of PM program
impulse buckets
43. Non - condensing turbine exhaust steam at...
barring gears prevent
Above or at atmospheric pressure
purpose of a wet receiver
sealing strips made of...
44. Made of cast iron and support by stay bolts to protect against a vacuum
water boxes
cross compound turbine
oil system components
solid injection designs
45. Change in direction causing a turbine to move
types of refrigerant evaporators
government regualtions for waste water
unfired
impulse force
46. Contains 0.5kg of moisture for every 28 cubic meter of air
single flow turbines
saturated air
aerobic
salometer
47. 1. intake 2. compression 3. power 4. exhaust
impulse buckets
4 stroke internal combustion
marco cogeneration advantages
brine
48. 1. use clean burning fuels 2. less fuel being used - saving energy reserves 3. electrical production onsite lowers construction demands for new sites and reduces transmission line power losses
3 types of communication
reaction turbine
marco cogeneration advantages
centrifugal air compressor disadvantages
49. A group of one or more bays - including one or more units arranged in a single or continuous structure
aftercoolers
unfired
bank
speed droop
50. 1. collection system 2. seperation pond 3. flare pit 4. stabilization lagoon 5. wastewater heater 6. 1st stage aeration tank - activated sludge 7. 2nd stage aeration tank 8. clarifiers 9. polishing pond
waste water treatment plant components
Prevent thermal stresses
inlet modulating valve advantages
servo motor