... displacement of an energy dissi-pation unit during a cycle of prototype testing, equal to (|∆ + | + |∆−|)/2, Equation (9-39)∆dDiaphragm deformation, Equations (3-8), (3-9)∆effDifferentiated ... Equation (9-19)Σ|F + D|maxSum, for all isolator units, of the maximum absolute value of force, in kips (kN), at a positive displacement equal to DD, Equation (9-14)Σ|F + D|minSum, for ... DD,Equation (9-15)Σ|F + M|maxSum, for all isolator units, of the maximum absolute value of force, in kips (kN), at a positive displacement equal to DM, Equation (9-16)Σ|F + M|minSum, for...