PDH Quiz – Measurement of Mercury and Heavy Metals Emissions from Fossil- Fired Power Plants

1.	Who developed OHM method?
		Dr. Keith
		Dr. Nenad Sarunac
		Mr. Mark Seibel
		None of the above
2.	The impinger samples were recovered into pre-cleaned glass bottles with ____________ lids.
		Vented Lined
		Teflon Lined
		Vented Teflon Lined
		None of the above
3.	Impinger 8 (silica gel impinger) this sample is weighed for moisture determination and is not included in the which analysis?
		Hydrochloride
		Hydroxylamine
		Mercury
		None of the above
4.	Data is continuously acquired and stored by the Autosampler and include_____________.
		Stack temperature
		Sample Vacuum pressures
		Probe Temperature
		All of the above
5.	How many phases of CMM commissioning, installation and calibration activities?
		5
		4
		6
		7
6.	The ____________has been developed specifically for the measurement of total and speciated mercury emissions from coal-fired combustion sources.
		OHM
		DHM
		AHM
		None of the above
7.	The diagram shows which of the following?
		OHM sampling train
		E sampling train
		Both a & b
		None of these
8.	When sampling takes place upstream of PM control equipment, the sampling train filter has the potential to collect a high loading of fly ash.
		True
		False
9.	For each OHM test, a series of sampling system leakage checks were performed, including________________.
		Pre-test
		During test
		Post-test
		All of the above
10.	The impinger samples were recovered into what type of bottles?
		Non-cleaned glass bottle with Vented Teflon-lined lids.
		Pre-cleaned glass bottle with Vented Teflon-lined lids
		Pre-cleaned glass bottle without lid
		None of the above
11.	EPA Method 29, also known as the_____________.
		Multiple metals stack emission measurement method
		Single plastic stack emission measurement method
		Non metal stack emission measurement method
		Emission Probed Analysis
12.	EPA Method 29 was used at Armstrong to measure _____________metals concentration in flue gas.
		Light
		Non
		Heavy
		None of these
13.	European standard specifies a ___________reference method for determination of the mass concentration of mercury in the flue gas in power plant stacks.
		Automatic
		Manual
		Both a & b
		None of these
14.	Mercury emissions were also measured by the Sorbent Trap Method.
		True
		False
15.	The GE/PSA system is equipped to independently measure the probe dilution ratio using pre- and post-dilution ___________measurements.
		SO₂
		HO₂
		CO₂
		None of the above
16.	Probe flow is measured by a mass flow controller (for the analyzer flow) and a mass flow meter (for the excess flow).
		True
		False
17.	The mercury analyser uses a "trap and purge" technique.
		True
		False
18.	Thermo Electron Mercury Freedom TM System has an inertial filter probe with dilution ____________.
		(100:0)
		(200:1)
		(100:2)
		(100:1)
19.	Hg+2 Calibration Gas Moisture Levels, a higher moisture level requires a lower solution concentration, and a lower moisture level requires a higher solution concentration to deliver the same calibration gas concentration.
		True
		False
20.	IRM stands for______________.
		International Reference Method
		Instructive Reference Method
		Inductive Reference Method
		Instrumental Reference Method

Measurement of Mercury and Heavy Metals Emissions from Fossil- Fired Power Plants

Quiz Questions