From: Kevin Zheng Date: Thu, 28 Nov 2013 20:20:38 +0000 (-0600) Subject: Evenly distribute charge across multiple batteries X-Git-Url: http://81.2.79.47:8989/gitweb/?a=commitdiff_plain;h=7cfb3874a381d5923611242b4cf7756d86049def;p=zefram%2Fminetest%2Ftechnic.git Evenly distribute charge across multiple batteries --- diff --git a/technic/machines/switching_station.lua b/technic/machines/switching_station.lua index 6b59277..5517917 100644 --- a/technic/machines/switching_station.lua +++ b/technic/machines/switching_station.lua @@ -1,7 +1,10 @@ -- SWITCHING STATION -- The switching station is the center of all power distribution on an electric network. --- The station will collect all produced power from producers (PR) and batteries (BA) --- and distribute it to receivers (RE) and depleted batteries (BA). +-- +-- The station collects power from sources (PR), distributes it to sinks (RE), +-- and uses the excess/shortfall to charge and discharge batteries (BA). +-- +-- For now, all supply and demand values are expressed in kW. -- -- It works like this: -- All PR,BA,RE nodes are indexed and tagged with the switching station. @@ -237,6 +240,30 @@ minetest.register_abm({ local eu_input_str = tier.."_EU_input" local eu_supply_str = tier.."_EU_supply" + -- Distribute charge equally across multiple batteries. + local charge_total = 0 + local battery_count = 0 + + for n, pos1 in pairs(BA_nodes) do + meta1 = minetest.get_meta(pos1) + local charge = meta1:get_int("internal_EU_charge") + + if (meta1:get_int(eu_demand_str) ~= 0) then + charge_total = charge_total + charge + battery_count = battery_count + 1 + end + end + + local charge_distributed = math.floor(charge_total / battery_count) + + for n, pos1 in pairs(BA_nodes) do + meta1 = minetest.get_meta(pos1) + + if (meta1:get_int(eu_demand_str) ~= 0) then + meta1:set_int("internal_EU_charge", charge_distributed) + end + end + -- Get all the power from the PR nodes local PR_eu_supply = 0 -- Total power for _, pos1 in pairs(PR_nodes) do