diff --git a/simulation/components/common_component.go b/simulation/components/common.go
similarity index 79%
rename from simulation/components/common_component.go
rename to simulation/components/common.go
index dc20ceb..8164223 100644
--- a/simulation/components/common_component.go
+++ b/simulation/components/common.go
@@ -5,11 +5,16 @@ import (
 	"joylink.club/rtsssimulation/state"
 )
 
+// 系统时钟组件
+var ComSystemTimer = ecs.NewComponentType[state.SystemTimer]()
+
 // 身份组件
 var ComDeviceIdentity = ecs.NewComponentType[state.DeviceIdentity]()
 
 // 道岔状态组件
 var ComSwitchState = ecs.NewComponentType[state.SwitchState]()
+
+// 道岔正常转动组件
 var ComSwitchTurnOperating = ecs.NewComponentType[state.SwitchTurnOperating]()
 
 // 物理区段状态组件
diff --git a/simulation/examples/main.go b/simulation/examples/main.go
new file mode 100644
index 0000000..a3266ee
--- /dev/null
+++ b/simulation/examples/main.go
@@ -0,0 +1,38 @@
+package main
+
+import (
+	"fmt"
+	"time"
+
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/components"
+	"joylink.club/rtsssimulation/memory"
+	"joylink.club/rtsssimulation/state"
+	"joylink.club/rtsssimulation/system"
+)
+
+func main() {
+	world := ecs.NewWorld(300)
+	worlTime := time.Now()
+	//外界与world交互的门面
+	face := memory.InitializeWorld(world, worlTime)
+	//当组件为显示set值时，world会初始化组件的零值
+	switch1Entry := world.Create(components.ComDeviceIdentity, components.ComSwitchState, components.ComSwitchTurnOperating)
+	components.ComDeviceIdentity.Set(switch1Entry, &state.DeviceIdentity{Id: "switch1"})
+	components.ComSwitchState.Set(switch1Entry, &state.SwitchState{Normal: true, Reverse: false})
+	world.AddSystem(system.NewSwitchSystem())
+	//
+	world.StartUp()
+	time.Sleep(2 * time.Second)
+	//
+
+	reslult, _ := face.Call(func(w ecs.World) any {
+		fmt.Println("==>>3触发转动道岔 ...")
+		return system.FireSwitchTurn(w, "switch1", false, 3000)
+	})
+	fmt.Println("==>>3触发转动道岔 。。。", reslult)
+	//
+	fmt.Println("==>>world 当前时间：", face.WorldTime().GoString())
+	time.Sleep(4 * time.Second)
+	world.Close()
+}
diff --git a/simulation/memory/init_world.go b/simulation/memory/init_world.go
new file mode 100644
index 0000000..bc8492b
--- /dev/null
+++ b/simulation/memory/init_world.go
@@ -0,0 +1,23 @@
+package memory
+
+import (
+	"time"
+
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/components"
+	"joylink.club/rtsssimulation/state"
+	"joylink.club/rtsssimulation/system"
+)
+
+// 初始化world，添加一些内置的组件和系统
+func InitializeWorld(w ecs.World, worldTime time.Time) *system.FaceSystem {
+	//初始化world时钟
+	timeEntry := w.Create(components.ComSystemTimer)
+	components.ComSystemTimer.Set(timeEntry, state.NewSystemTimer(&worldTime))
+	w.AddSystem(system.NewTimerSystem())
+	//初始化world与外界交互的门面
+	faceSystem := system.NewFaceSystem(w)
+	w.AddSystem(faceSystem)
+	//
+	return faceSystem
+}
diff --git a/simulation/state/system_state.go b/simulation/state/system_state.go
new file mode 100644
index 0000000..b1d00b3
--- /dev/null
+++ b/simulation/state/system_state.go
@@ -0,0 +1,32 @@
+package state
+
+import "time"
+
+// 此文件中为与设备无关的仿真系统自身的状态定义
+
+// 系统时钟，单例
+type SystemTimer struct {
+	timer *time.Time
+}
+
+// 以指定时间构建
+func NewSystemTimer(time *time.Time) *SystemTimer {
+	return &SystemTimer{
+		timer: time,
+	}
+}
+
+// 重置时间
+func (me *SystemTimer) ResetTime(time time.Time) {
+	*me.timer = time
+}
+
+// 获取当前时间的副本
+func (me *SystemTimer) Now() time.Time {
+	return *me.timer
+}
+
+// tick系统时钟,单位ms
+func (me *SystemTimer) Tick(tick int) {
+	*me.timer = me.timer.Add(time.Duration(tick) * time.Millisecond)
+}
diff --git a/simulation/system/face_system.go b/simulation/system/face_system.go
new file mode 100644
index 0000000..ecfd3a2
--- /dev/null
+++ b/simulation/system/face_system.go
@@ -0,0 +1,71 @@
+package system
+
+import (
+	"sync"
+	"time"
+
+	"joylink.club/ecs"
+)
+
+// 外界与world交互请求定义
+type FaceRequest func(w ecs.World) any
+type faceOutcome struct {
+	outcome any
+	ok      bool
+}
+
+// 外界与world的交互
+type FaceSystem struct {
+	req   chan FaceRequest
+	rsp   chan *faceOutcome
+	world ecs.World
+	//保证与world的交互串行
+	locker *sync.Mutex
+}
+
+func NewFaceSystem(w ecs.World) *FaceSystem {
+	return &FaceSystem{req: make(chan FaceRequest), rsp: make(chan *faceOutcome), locker: &sync.Mutex{}, world: w}
+}
+
+// world 执行
+func (me *FaceSystem) Update(world ecs.World) {
+	select {
+	case reqFunc := <-me.req:
+		{
+			response := reqFunc(world)
+			if nil != response {
+				me.rsp <- &faceOutcome{outcome: response, ok: true}
+			} else {
+				me.rsp <- &faceOutcome{outcome: nil, ok: false}
+			}
+		}
+	default:
+	}
+}
+
+// 外界调用此方法与world交互
+func (me *FaceSystem) Call(request FaceRequest) (any, bool) {
+	if !me.world.Running() {
+		return nil, false
+	}
+	//
+	me.locker.Lock()
+	defer me.locker.Unlock()
+	//
+	me.req <- request
+	//
+	result := <-me.rsp
+	return result.outcome, result.ok
+}
+
+// 获取world当前时间
+func (me *FaceSystem) WorldTime() *time.Time {
+	now, ok := me.Call(func(w ecs.World) any {
+		return GetWorldNow(w)
+	})
+	if ok {
+		return now.(*time.Time)
+	} else {
+		return nil
+	}
+}
diff --git a/simulation/system/SwitchSystem.go b/simulation/system/switch_system.go
similarity index 88%
rename from simulation/system/SwitchSystem.go
rename to simulation/system/switch_system.go
index 7729f84..d5688eb 100644
--- a/simulation/system/SwitchSystem.go
+++ b/simulation/system/switch_system.go
@@ -1,6 +1,8 @@
 package system
 
 import (
+	"fmt"
+
 	"github.com/yohamta/donburi/filter"
 	"joylink.club/ecs"
 	"joylink.club/rtsssimulation/components"
@@ -24,7 +26,7 @@ func NewSwitchSystem() *SwitchSystem {
 // switchId: 道岔id
 // turnNormal: true-道岔转动到定位，false-道岔转动到反位
 // turnTime: 道岔转动耗时ms
-func FireSwitchTurn(w ecs.World, switchId string, turnNormal bool, turnTime int64) bool {
+func FireSwitchTurn(w ecs.World, switchId string, turnNormal bool, turnTime int) bool {
 	fireQuery := ecs.NewQuery(filter.Contains(components.ComDeviceIdentity, components.ComSwitchTurnOperating))
 	//
 	var turnOperating *state.SwitchTurnOperating
@@ -39,7 +41,7 @@ func FireSwitchTurn(w ecs.World, switchId string, turnNormal bool, turnTime int6
 	}
 	//
 	turnOperating.TurnNormal = turnNormal
-	turnOperating.TurningTime = turnTime
+	turnOperating.TurningTime = int64(turnTime)
 	turnOperating.StartTurn = true
 	return true
 }
@@ -50,7 +52,8 @@ func (me *SwitchSystem) Update(w ecs.World) {
 	me.turningQuery.Each(w, func(e *ecs.Entry) {
 		if turnOperting := components.ComSwitchTurnOperating.Get(e); turnOperting.StartTurn {
 			if turnOperting.TurningTime > 0 { //正在转动
-				//todo
+				turnOperting.TurningTime -= int64(w.Tick())
+				fmt.Println("==>>正在转动道岔 ...")
 			} else { //转动完成
 				turnOperting.StartTurn = false
 				state := components.ComSwitchState.Get(e)
@@ -61,6 +64,7 @@ func (me *SwitchSystem) Update(w ecs.World) {
 					state.Normal = false
 					state.Reverse = true
 				}
+				fmt.Println("==>>完成转动道岔")
 			}
 		}
 	})
diff --git a/simulation/system/timer_system.go b/simulation/system/timer_system.go
new file mode 100644
index 0000000..ff202ea
--- /dev/null
+++ b/simulation/system/timer_system.go
@@ -0,0 +1,45 @@
+package system
+
+import (
+	"time"
+
+	"github.com/yohamta/donburi/filter"
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/components"
+)
+
+var timerQuery *ecs.Query = ecs.NewQuery(filter.Contains(components.ComSystemTimer))
+
+// 系统时钟操作
+type TimerSystem struct {
+}
+
+func NewTimerSystem() *TimerSystem {
+	return &TimerSystem{}
+}
+
+// world 执行
+func (me *TimerSystem) Update(w ecs.World) {
+	if e, ok := timerQuery.First(w); ok {
+		timer := components.ComSystemTimer.Get(e)
+		timer.Tick(w.Tick())
+	}
+}
+
+// 重置world时间
+func ResetWorldTimer(w ecs.World, time time.Time) {
+	if e, ok := timerQuery.First(w); ok {
+		timer := components.ComSystemTimer.Get(e)
+		timer.ResetTime(time)
+	}
+}
+
+// 获取world当前时间
+func GetWorldNow(w ecs.World) *time.Time {
+	if e, ok := timerQuery.First(w); ok {
+		timer := components.ComSystemTimer.Get(e)
+		now := timer.Now()
+		return &now
+	}
+	return nil
+}