SF6 Gas Handling System - Revision history

Iwiedenhoever: /* Shutoff Procedure */

2023-09-21T14:59:36Z

Shutoff Procedure

← Older revision		Revision as of 10:59, 21 September 2023
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	These procedures will only be performed by qualified personnel:		These procedures will only be performed by qualified personnel:
	B. Schmidt, Dr. L. Baby or Dr. I. Wiedenhoever.		B. Schmidt, Dr. L. Baby or Dr. I. Wiedenhoever.
	# '''Entry into the Tandem pit requires strict adherence to procedures for entry into controlled confined space. Fill out an Confined Space Entry Permit form available in the Tandem control room binder.'''		# '''Entry into the Tandem Vault pit requires strict adherence to procedures for entry into controlled confined space. Fill out an Confined Space Entry Permit form available in the Tandem control room binder.'''
	# In the Tandem Vault pit, close the Tandem pneumatic valve in the vault pit. Use both the toggle switch and the key.		# In the Tandem Vault pit, close the Tandem pneumatic valve in the vault pit. Use both the toggle switch and the key.
	# Turn off the Rootes Blower wall light switch and slide the 3-position switch to the manual mode, the bottom position. Allow the blower to slow.		# Turn off the Rootes Blower wall light switch and slide the 3-position switch to the manual mode, the bottom position. Allow the blower to slow.

Iwiedenhoever at 10:58, 21 September 2023

2023-09-21T10:58:00Z

← Older revision		Revision as of 06:58, 21 September 2023
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	[[File:DiagramOfGasHandlingSystem.png\|600px\|thumb\|right\|Diagram of Gas-Handling System]]		[[File:DiagramOfGasHandlingSystem.png\|600px\|thumb\|right\|Diagram of Gas-Handling System]]

	All procedures around the Tandem accelerator gas handling system will only be performed by qualified personnel:		All procedures around the Tandem accelerator gas-handling system will only be performed by qualified personnel:
	B. Schmidt, Dr. L. Baby or Dr. I. Wiedenhoever.		B. Schmidt, Dr. L. Baby or Dr. I. Wiedenhoever.

Iwiedenhoever: /* Contact */

2023-09-21T10:56:09Z

Contact

← Older revision		Revision as of 06:56, 21 September 2023
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	- Brian Schmidt, Senior Research Associate		- Brian Schmidt, Senior Research Associate
	email bschmidt@fsu.edu, Tel. (850)644123 (work), (850) 4424338 (home)		email bschmidt@fsu.edu, Tel. (850)644123 (work), (850) 4424338 (home)

	- Dr. Lagy T. Baby, Research Faculty III		- Dr. Lagy T. Baby, Research Faculty III
	email lbaby@fsu.edu, Tel. (850)9800057 (cell)		email lbaby@fsu.edu, Tel. (850)9800057 (cell)

	- Dr. I Wiedenhoever, Professor of Physics		- Dr. I Wiedenhoever, Professor of Physics
	email iwiedenhoever@fsu.edu, Tel.(850)7285912 (cell)		email iwiedenhoever@fsu.edu, Tel.(850)7285912 (cell)

Iwiedenhoever: /* Contact */

2023-09-21T10:55:56Z

Contact

← Older revision		Revision as of 06:55, 21 September 2023
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	= Contact =		= Contact =
	* <span style="color:red">who should be contacted? </span>
			- Brian Schmidt, Senior Research Associate
			email bschmidt@fsu.edu, Tel. (850)644123 (work), (850) 4424338 (home)
			- Dr. Lagy T. Baby, Research Faculty III
			email lbaby@fsu.edu, Tel. (850)9800057 (cell)
			- Dr. I Wiedenhoever, Professor of Physics
			email iwiedenhoever@fsu.edu, Tel.(850)7285912 (cell)

Iwiedenhoever at 10:54, 21 September 2023

2023-09-21T10:54:39Z

← Older revision		Revision as of 06:54, 21 September 2023
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	== Compressor is Off: Large Leak Detected ==		== Compressor is Off: Large Leak Detected ==
			These procedures will only be performed by qualified personnel:
			B. Schmidt, Dr. L. Baby or Dr. I. Wiedenhoever.

	{\|class="wikitable"		{\|class="wikitable"

Iwiedenhoever at 10:53, 21 September 2023

2023-09-21T10:53:53Z

Show changes

Iwiedenhoever: /* Shutoff Procedure */

2023-09-21T10:17:00Z

Shutoff Procedure

← Older revision		Revision as of 06:17, 21 September 2023
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	= Shutoff Procedure =		= Shutoff Procedure =
			# '''Entry into the Tandem pit requires strict adherence to procedures for entry into controlled confined space. Fill out an Confined Space Entry Permit form available in the Tandem control room binder.'''
	# ~~Close~~ the Tandem pneumatic valve in the vault pit. Use both the toggle switch and the key.		# In the Tandem Vault pit, close the Tandem pneumatic valve in the vault pit. Use both the toggle switch and the key.
	# Turn off the Rootes Blower wall light switch and slide the 3-position switch to the manual mode, the bottom position. Allow the blower to slow.		# Turn off the Rootes Blower wall light switch and slide the 3-position switch to the manual mode, the bottom position. Allow the blower to slow.
	# Close V10 which isolates the input to the compressor.		# Close V10 which isolates the input to the compressor.

Iwiedenhoever: /* Vacuum Pump Boosting for the Compressor */

2023-09-21T10:15:21Z

Vacuum Pump Boosting for the Compressor

← Older revision		Revision as of 06:15, 21 September 2023
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	# In the Gas Handling Room (figure 5), close valves 4, 5 and 6.		# In the Gas Handling Room (figure 5), close valves 4, 5 and 6.
	# Open valve 20 slightly and ensure the surge tank pressure begins to drop. The input to the compressor must remain less than atmospheric or the compressor will shut down.		# Open valve 20 slightly and ensure the surge tank pressure begins to drop. The input to the compressor must remain less than atmospheric or the compressor will shut down.
			# '''Entry into the Tandem pit requires strict adherence to procedures for entry into controlled confined space. Fill out an Confined Space Entry Permit form available in the Tandem control room binder.'''
	# The procedure for starting the vacuum pumps follows; they are located below the Tandem in the pit.		# The procedure for starting the vacuum pumps follows; they are located below the Tandem in the pit.
	~~# Entry into the pit requires strict adherence to procedures for entry into controlled confined space. Fill out an Confined Space Entry Permit form available in the Tandem control room binder.~~
	## Ensure valve X2, a 1/2” ball valve between the Rootes blower and the Kinney, is closed.		## Ensure valve X2, a 1/2” ball valve between the Rootes blower and the Kinney, is closed.
	## Open valve X1, located on the pit wall in the Southwest corner, to vent the stagnant air left in the piping and Rootes Blower.		## Open valve X1, located on the pit wall in the Southwest corner, to vent the stagnant air left in the piping and Rootes Blower.

Iwiedenhoever: /* Venting the Tandem to Air */

2023-09-21T10:13:28Z

Venting the Tandem to Air

← Older revision		Revision as of 06:13, 21 September 2023
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	# Turn the Tandem door ports to the open position. The vacuum will keep the ports sealed shut.		# Turn the Tandem door ports to the open position. The vacuum will keep the ports sealed shut.
	# Partially open valve 43, red piping in gas handling room (figure 5). As the flow is heard slowing, open valve 43 more. Continue until completely open.		# Partially open valve 43, red piping in gas handling room (figure 5). As the flow is heard slowing, open valve 43 more. Continue until completely open.
	# After the ports are open, close valve 43.		# After the door ports are open, indicating that atmospheric pressure is reached, close valve 43.
	# Open the LE and HE tank doors on the front side of the tank.		# Open the LE and HE tank doors on the front side of the tank completely.
	# Place the fan in the Tandem L.E. port and turn on so that air is pulled out through the L.E. port.		# Place the fan in the Tandem L.E. port and turn on so that air is pulled out through the L.E. port.
	# Leave the air circulation on for at least two hours.		# Leave the air circulation on for at least two hours before entering the tank.
	# Assess the air quality with a portable air quality monitor		# Assess the air quality with a portable air quality monitor
	# Turn on tank lights. The Tandem is ready for floor boards and/or working inside.		# Turn on tank lights. The Tandem is ready for floor boards and/or working inside.

Iwiedenhoever: /* Venting the Tandem to Air */

2023-09-21T10:10:55Z

Venting the Tandem to Air

← Older revision		Revision as of 06:10, 21 September 2023
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	Time: ∼ 30 minutes + 2 hours. Change in Pressure: 150 millitorr to 1 atmosphere.		Time: ∼ 30 minutes + 2 hours. Change in Pressure: 150 millitorr to 1 atmosphere.

	# Turn the Tandem ports to the open position. The vacuum will keep the ports sealed shut.		# Turn the Tandem door ports to the open position. The vacuum will keep the ports sealed shut.
	# Partially open valve 43, red piping in gas handling room (figure 5). As the flow is heard slowing, open valve 43 more. Continue until completely open.		# Partially open valve 43, red piping in gas handling room (figure 5). As the flow is heard slowing, open valve 43 more. Continue until completely open.
	# After the ports are open, close valve 43.		# After the ports are open, close valve 43.