RATES (QUANTITY/TIME) (a)Flow L3/T 2=UAc (b)Loading M/T W=Qc (c)Flux M/L2/T J=Uc
(b) Loading [ M/T ] (a) Flow [ L3 /T ] (c) Flux [ M/L2 /T ] RATES (QUANTITY/TIME) Ac c c Q = U UAc J = W = Q c Uc U Q
FLUX (M/L2/T) c [g/m3] J=vc= g d m32 -g Y,[m/d] m2 d
FLUX (M/L2 /T) c [g/m3 ] vs [m/d] J = vs c = m g d m3 2 = g m2 d
SIMPLE LINEAR MODEL M/L3] [L3T] W M/T]
SIMPLE LINEAR MODEL W [M/T] c [M/L3 ] a 1 [L3 /T]
ASSIMILATION FACTOR a W stimulus◆system→response physics,chemistry,biology
ASSIMILATION FACTOR c = W 1 a 1 a W c stimulus system response physics, chemistry, biology
MODELING MODES SIMULATION MODE:Given load (W)and assimilation factor (a),calculate C= a ASSIMILATIVE CAPACITY DESIGN MODE:Given desired concentration(c)and assimilation factor(a),calculate W=ac ENVIRONMENTAL MODIFICATION DESIGN MODE:Given desired concentration (c)and load (W),calculate W
MODELING MODES SIMULATION MODE: Given load (W) and assimilation factor (a), calculate ASSIMILATIVE CAPACITY DESIGN MODE: Given desired concentration (c) and assimilation factor (a), calculate ENVIRONMENTAL MODIFICATION DESIGN MODE: Given desired concentration (c) and load (W), calculate c a W 1 W = a c a c W