Load demand program control

Claim 1

A LOAD DEMAND PROGRAM CONTROL FOR ADDING TO AND REMOVING ELECTRICAL GENERATING STATIONS FROM AN ELECTRICAL BUS CONNECTED TO A LOAD IN RESPONSE TO LOAD POWER DEMAND, COMPRISING: FIRST MEANS INCLUDING POWER SENSING MEANS PROVIDING A FIRST SIGNAL RESPONSIVE TO THE POWER REQUIRED BY THE LOAD, SECOND MEANS CONNECTED TO CIRCUIT RELATION WITH SAID POWER SENSING MEANS PROVIDING SECOND AND THIRD SIGNALS RESPONSIVE TO THE FIRST SIGNAL AND CALIBRATED ACCORDING TO THE NUMBER OF GENERATING STATIONS CONNECTED TO THE ELECTRICAL BUS, THIRD MEANS CONNECTED IN CIRCUIT RELATION WITH SAID SECOND MEANS, PROVIDING AN "ADD" SIGNAL WHEN THE SECOND SIGNAL REACHES A PREDETERMINED MAGNITUDE, AND PROVIDING A "REMOVE" SIGNAL WHEN SAID THIRD SIGNAL FALLS BELOW A PREDETERMINED MAGNITUDE, FOURTH MEANS HAVING A SINGLE STEPPING SWITCH HAVING A PLURALITY OF POSITIONS CORRESPONDING TO THE NUMBER OF GENERATING STATIONS, AND "ADD" AND "REMOVE" LATCH RELAYS, SAID FOURTH MEANS BEING CONNECTED IN CIRCUIT RELATION WITH SAID THIRD MEANS, WITH SAID ADD AND REMOVE LATCH RELAYS BEING RESPONSIVE TO SAID ADD AND REMOVE SIGNALS, RESPECTIVELY, SAID ADD AND REMOVE LATCH RELAYS ADVANCING SAID STEPPING SWITCH ONE POSITION WHEN EITHER IS ENERGIZED BY SAID ADD AND REMOVE SIGNALS, RESPECTIVELY, AND FIFTH MEANS CONNECTED IN CIRCUIT RELATION WITH SAID FOURTH MEANS WHICH PROVIDES A PULSE SIGNAL EACH TIME SAID STEPPING SWITCH IS ADVANCED TO A NEW POSITION, SAID PULSE SIGNAL BEING DIRECTED BY SAID ADD OR REMOVE LATCH RELAYS TO THE GENERATING STATION SELECTED BY SAID STEPPING SWITCH.