diff --git a/src/data/layers/factory.tsx b/src/data/layers/factory.tsx
index e99e725..f4b2a10 100644
--- a/src/data/layers/factory.tsx
+++ b/src/data/layers/factory.tsx
@@ -8,7 +8,7 @@ import { globalBus } from "game/events";
 import { createLayer } from "game/layers";
 import { Persistent, persistent, State } from "game/persistence";
 import player from "game/player";
-import { formatWhole } from "util/bignum";
+import Decimal, { formatWhole } from "util/bignum";
 import { Direction } from "util/common";
 import { computed, ComputedRef, reactive, ref, watchEffect } from "vue";
 import conveyor from "./factory-components/conveyor.png";
@@ -75,6 +75,16 @@ const factory = createLayer(id, () => {
     const name = "The Factory";
     const color = "grey";
 
+    const energy = computed(() => 100);
+    const energyConsumption = computed(() =>
+        Object.values(components.value)
+            .map(c => FACTORY_COMPONENTS[c.type].energyCost ?? 0)
+            .reduce((a, b) => a + b, 0)
+    );
+    const tickRate = computed(() =>
+        Decimal.div(energyConsumption.value, energy.value).pow(2).min(1)
+    );
+
     // ---------------------------------------------- Components
 
     const FACTORY_COMPONENTS = {
@@ -94,6 +104,7 @@ const factory = createLayer(id, () => {
             imageSrc: conveyor,
             name: "Conveyor",
             description: "Moves items at 1 block per second.",
+            energyCost: 1,
             tick: 1,
             ports: {
                 [Direction.Left]: {
@@ -108,6 +119,7 @@ const factory = createLayer(id, () => {
             imageSrc: square,
             name: "Producer",
             description: "Produces 1 square every 1 second.",
+            energyCost: 10,
             tick: 1,
             outputs: {
                 square: {
@@ -131,6 +143,7 @@ const factory = createLayer(id, () => {
             name: "Shrinker",
             description:
                 "Converts 100 squares to 1 square. I don't know why you would want to do this but here you go anyways.",
+            energyCost: 20,
             tick: 1,
             inputs: {
                 square: {
@@ -178,6 +191,7 @@ const factory = createLayer(id, () => {
         imageSrc: string;
         name: string;
         description: string;
+        energyCost?: number;
 
         /** amount it consumes */
         inputs?: Record<
@@ -308,6 +322,9 @@ const factory = createLayer(id, () => {
 
     globalBus.on("update", diff => {
         if (!loaded) return;
+
+        const factoryTicks = tickRate.value.times(diff).toNumber();
+
         //debugger
         // make them produce
         for (const id in components.value) {
@@ -361,7 +378,8 @@ const factory = createLayer(id, () => {
                             key--;
                         } else {
                             const change =
-                                dirAmt * Math.min(Math.abs(x + 1.3 * dirAmt - block.x), diff);
+                                dirAmt *
+                                Math.min(Math.abs(x + 1.3 * dirAmt - block.x), factoryTicks);
                             block.x += change;
                             block.sprite.x += change * blockSize;
                         }
@@ -395,7 +413,8 @@ const factory = createLayer(id, () => {
                             key--;
                         } else {
                             const change =
-                                dirAmt * Math.min(Math.abs(y + 1.3 * dirAmt - block.y), diff);
+                                dirAmt *
+                                Math.min(Math.abs(y + 1.3 * dirAmt - block.y), factoryTicks);
                             block.y += change;
                             block.sprite.y += change * blockSize;
                         }
@@ -425,7 +444,7 @@ const factory = createLayer(id, () => {
                         data.ticksDone -= cyclesDone * factoryData.tick;
                     }
                 } else {
-                    data.ticksDone += diff;
+                    data.ticksDone += factoryTicks;
                 }
                 // now look at each component direction and see if it accepts items coming in
                 // components are 1x1 so simple math for now