PFS Meta Controller

  • Current

    2018 Jul/28-Aug/04

    Since August/2: 
    Glycol: Pg=2.0, I=0.2, F=-0.380+0.0415*(SetP-Tout)+"GTC"
PMT = -0.090
    Since August/1: "Freeze" the I-term when the dewar is refilled

    Since July/31: 

    Glycol: Pg=2.0, I=0.5, F=-0.380+0.0415*(SetP-Tout)+"GTC"
GTC = (glycol_supply-glycol_return-0.400)/2
Air: Pa=15.0, Da=10.0
DHT = 0.140
PMT = -0.080
LN2(bank) = 0.85
LN2(cap) = 0.60
    Since July/23: 
    Glycol: Pg=2.0, I=0.3, F=-0.385+0.0420*(SetP-Tout)+"GTC"
GTC = (glycol_supply-glycol_return-0.400)/2
    Since July/18: 
    Glycol: Pg=2.0, I=0.3, F=-0.395+0.0430*(SetP-Tout)+"GTC"
    Since June/28: 
    Glycol: Pg=2.0, I=0.5, F=-0.410+0.0440*(SetP-Tout)+"GTC"
GTC = (glycol_supply-glycol_return-0.410)/2
Air: Pa=15.0, Da=10.0
DHT = 0.140
PMT = -0.060
LN2(bank) = 0.85
LN2(cap) = 0.55