Mich. Admin. Code R. 29.7107

Current through Vol. 24-22, December 15, 2024

Section R. 29.7107 - Outdoor fill station

Rule 107. Sections 4-6 to 4-6.2 of the storage and handling of gaseous and Liquefied H₂ code are added as follows:

4-6 Outdoor fill station.

4-6.1 Each line between a liquid storage facility and a dispenser at a fill station shall have a valve that closes when 1 of the following occurs:

(4) The power supply to the dispenser is cut off.

(5) Any emergency shutdown device at the refueling station is activated.

4-6.2 A manual shutoff valve shall be provided at a fill station upstream of the breakaway device specified in section 3-5, where it is readily accessible to the person dispensing H₂, unless 1 of the following occurs:

(a) The self-closing valve referred to in section 4-6.1 is located immediately upstream of the dispenser.

(b) The dispenser is equipped with a self-closing valve that closes each time the dispenser is turned to the off position or when an emergency device is activated.

4-6.3 The liquid hydrogen dispenser shall provide a means to safely vent all hydrogen that may become trapped in sections of the dispenser between closed valves in all shut down modes including loss of power.

Mich. Admin. Code R. 29.7107

2008 AACS