diff --git a/cgrepo/model/relay.go b/cgrepo/model/relay.go
deleted file mode 100644
index 6233b3c..0000000
--- a/cgrepo/model/relay.go
+++ /dev/null
@@ -1,11 +0,0 @@
-package model
-
-// 继电器位置
-type RelayPosition int
-
-const (
-	// 继电器位置-后(表示落下/反位)
-	RelayPosition_H RelayPosition = 0
-	// 继电器位置-前(表示吸起/定位)
-	RelayPosition_Q RelayPosition = 1
-)
diff --git a/component/singleton/load.go b/component/singleton/load.go
new file mode 100644
index 0000000..4b8bf93
--- /dev/null
+++ b/component/singleton/load.go
@@ -0,0 +1,42 @@
+package singleton
+
+import (
+	"joylink.club/ecs"
+	"joylink.club/ecs/filter"
+	"joylink.club/rtsssimulation/modelrepo"
+)
+
+// 加载并初始化单例组件
+func LoadSingletons(w ecs.World, r modelrepo.Repo) {
+	loadWorldRepo(w, r)
+	loadWorldTime(w)
+	loadUidEntityIndex(w)
+}
+
+var worldRepoQuery = ecs.NewQuery(filter.Contains(WorldRepoType))
+var worldTimeQuery = ecs.NewQuery(filter.Contains(WorldTimeType))
+var uidEntityIndexQuery = ecs.NewQuery(filter.Contains(EntityUidIndexType))
+
+func GetWorldTime(w ecs.World) *WorldTime {
+	entry, _ := worldTimeQuery.First(w)
+	if entry == nil {
+		panic("不存在世界时间组件")
+	}
+	return WorldTimeType.Get(entry)
+}
+
+func GetWorldRepo(w ecs.World) *WorldRepo {
+	entry, _ := worldRepoQuery.First(w)
+	if entry == nil {
+		panic("不存在世界数据组件")
+	}
+	return WorldRepoType.Get(entry)
+}
+
+func GetEntityUidIndex(w ecs.World) *EntityUidIndex {
+	entry, _ := uidEntityIndexQuery.First(w)
+	if entry == nil {
+		panic("不存在UidEntityIndex组件")
+	}
+	return EntityUidIndexType.Get(entry)
+}
diff --git a/component/singleton/repo.go b/component/singleton/repo.go
new file mode 100644
index 0000000..ce28105
--- /dev/null
+++ b/component/singleton/repo.go
@@ -0,0 +1,19 @@
+package singleton
+
+import (
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/modelrepo"
+)
+
+var WorldRepoType = ecs.NewComponentType[WorldRepo]()
+
+type WorldRepo struct {
+	r modelrepo.Repo
+}
+
+func loadWorldRepo(w ecs.World, r modelrepo.Repo) {
+	entry := w.Entry(w.Create(WorldRepoType))
+	WorldRepoType.Set(entry, &WorldRepo{
+		r: r,
+	})
+}
diff --git a/component/singleton/uid_entity_index.go b/component/singleton/uid_entity_index.go
new file mode 100644
index 0000000..6f39534
--- /dev/null
+++ b/component/singleton/uid_entity_index.go
@@ -0,0 +1,34 @@
+package singleton
+
+import (
+	"sync"
+
+	"joylink.club/ecs"
+)
+
+var EntityUidIndexType = ecs.NewComponentType[EntityUidIndex]()
+
+// 对象实体Uid索引
+type EntityUidIndex struct {
+	mu        sync.RWMutex
+	entityMap map[string]ecs.Entity
+}
+
+func (idx *EntityUidIndex) Add(uid string, entity ecs.Entity) {
+	idx.mu.Lock()
+	defer idx.mu.Unlock()
+	idx.entityMap[uid] = entity
+}
+
+func (idx *EntityUidIndex) Get(uid string) ecs.Entity {
+	idx.mu.RLock()
+	defer idx.mu.RUnlock()
+	return idx.entityMap[uid]
+}
+
+func loadUidEntityIndex(w ecs.World) {
+	entry := w.Entry(w.Create(EntityUidIndexType))
+	EntityUidIndexType.Set(entry, &EntityUidIndex{
+		entityMap: make(map[string]ecs.Entity, 512),
+	})
+}
diff --git a/component/singleton/world_time.go b/component/singleton/world_time.go
new file mode 100644
index 0000000..3c9ae95
--- /dev/null
+++ b/component/singleton/world_time.go
@@ -0,0 +1,37 @@
+package singleton
+
+import (
+	"time"
+
+	"joylink.club/ecs"
+)
+
+var WorldTimeType = ecs.NewComponentType[WorldTime]()
+
+type WorldTime struct {
+	time int64
+}
+
+func (w *WorldTime) SetTime(t time.Time) {
+	w.time = t.UnixMilli()
+}
+
+// 增加时间
+func (w *WorldTime) Run(ms int) {
+	w.time += int64(ms)
+}
+
+// 获取时间
+func (w *WorldTime) GetTime() time.Time {
+	return time.UnixMilli(w.time)
+}
+
+// 获取时间戳
+func (w *WorldTime) GetMilli() int64 {
+	return w.time
+}
+
+func loadWorldTime(w ecs.World) {
+	entry := w.Entry(w.Create(WorldTimeType))
+	WorldTimeType.Set(entry, &WorldTime{time: time.Now().UnixMilli()})
+}
diff --git a/entity/cg_load.go b/entity/cg_load.go
new file mode 100644
index 0000000..0178326
--- /dev/null
+++ b/entity/cg_load.go
@@ -0,0 +1,22 @@
+package entity
+
+import (
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/component/singleton"
+	"joylink.club/rtsssimulation/modelrepo"
+	"joylink.club/rtsssimulation/modelrepo/model"
+)
+
+// 加载城轨仿真实体
+func LoadCg(w ecs.World, repo modelrepo.Repo) error {
+	singleton.LoadSingletons(w, repo)
+	for _, s := range repo.GetEcses() {
+		// 加载道岔实体
+		loadTurnouts(w, s.GetTurnouts())
+	}
+	return nil
+}
+
+func loadTurnouts(w ecs.World, turnout []model.Turnout) {
+	panic("unimplemented")
+}
diff --git a/init.go b/init.go
index 28a2737..a0207a0 100644
--- a/init.go
+++ b/init.go
@@ -3,6 +3,7 @@ package rtss_simulation
 import (
 	"joylink.club/ecs"
 	"joylink.club/rtsssimulation/entity"
+	"joylink.club/rtsssimulation/modelrepo"
 	"joylink.club/rtsssimulation/repository"
 	"joylink.club/rtsssimulation/sys"
 )
@@ -19,3 +20,16 @@ func NewSimulation(repo *repository.Repository) (ecs.World, error) {
 	err := entity.Load(w, repo)
 	return w, err
 }
+
+// 加载城轨仿真
+func LoadCgSimulation(repo modelrepo.Repo) (ecs.World, error) {
+	w := ecs.NewWorld(RtssSimulationTick)
+	// 加载组件实体
+	err := entity.LoadCg(w, repo)
+	if err != nil {
+		return nil, err
+	}
+	// 加载系统
+	sys.BindSystem(w)
+	return w, err
+}
diff --git a/cgrepo/check_test.go b/modelrepo/check_test.go
similarity index 96%
rename from cgrepo/check_test.go
rename to modelrepo/check_test.go
index 5fc7f71..ed3f4c4 100644
--- a/cgrepo/check_test.go
+++ b/modelrepo/check_test.go
@@ -1,4 +1,4 @@
-package repo
+package modelrepo
 
 import "testing"
 
diff --git a/cgrepo/dto/cg_repo.pb.go b/modelrepo/dto/cg_repo.pb.go
similarity index 100%
rename from cgrepo/dto/cg_repo.pb.go
rename to modelrepo/dto/cg_repo.pb.go
diff --git a/cgrepo/error_record.go b/modelrepo/error_record.go
similarity index 95%
rename from cgrepo/error_record.go
rename to modelrepo/error_record.go
index 312fd52..6424902 100644
--- a/cgrepo/error_record.go
+++ b/modelrepo/error_record.go
@@ -1,4 +1,4 @@
-package repo
+package modelrepo
 
 // 构建错误记录
 type ErrorRecord struct {
diff --git a/cgrepo/idmapping_build.go b/modelrepo/idmapping_build.go
similarity index 99%
rename from cgrepo/idmapping_build.go
rename to modelrepo/idmapping_build.go
index 9f07b16..82b6373 100644
--- a/cgrepo/idmapping_build.go
+++ b/modelrepo/idmapping_build.go
@@ -1,4 +1,4 @@
-package repo
+package modelrepo
 
 import (
 	"fmt"
@@ -6,7 +6,7 @@ import (
 	"strconv"
 	"strings"
 
-	"joylink.club/rtsssimulation/cgrepo/dto"
+	"joylink.club/rtsssimulation/modelrepo/dto"
 )
 
 // 城轨uid
diff --git a/cgrepo/manage.go b/modelrepo/manage.go
similarity index 79%
rename from cgrepo/manage.go
rename to modelrepo/manage.go
index 2156fe6..3f30951 100644
--- a/cgrepo/manage.go
+++ b/modelrepo/manage.go
@@ -1,19 +1,19 @@
-package repo
+package modelrepo
 
 import "sync"
 
 // Repo管理
 type repoManager struct {
-	repoMap map[string]CgRepo
+	repoMap map[string]Repo
 	lock    sync.Mutex
 }
 
 var defaultManager = &repoManager{
-	repoMap: make(map[string]CgRepo),
+	repoMap: make(map[string]Repo),
 }
 
 // 获取Repo
-func GetRepo(id string) CgRepo {
+func GetRepo(id string) Repo {
 	manager := defaultManager
 	manager.lock.Lock()
 	defer manager.lock.Unlock()
@@ -25,7 +25,7 @@ func GetRepo(id string) CgRepo {
 }
 
 // 保存Repo
-func SaveRepo(r CgRepo) {
+func SaveRepo(r Repo) {
 	manager := defaultManager
 	manager.lock.Lock()
 	defer manager.lock.Unlock()
@@ -41,7 +41,7 @@ func RemoveRepo(id string) {
 }
 
 // 获取或构建Repo,若存在则返回已存在的,若不存在则构建保存并返回
-func GetOrBuildRepo(id string, builder func() (CgRepo, error)) (CgRepo, error) {
+func GetOrBuildRepo(id string, builder func() (Repo, error)) (Repo, error) {
 	r := GetRepo(id)
 	if r == nil {
 		// 构建模型Repo
diff --git a/cgrepo/model/common.go b/modelrepo/model/common.go
similarity index 100%
rename from cgrepo/model/common.go
rename to modelrepo/model/common.go
diff --git a/modelrepo/model/elec_comp.go b/modelrepo/model/elec_comp.go
new file mode 100644
index 0000000..b6a6293
--- /dev/null
+++ b/modelrepo/model/elec_comp.go
@@ -0,0 +1,22 @@
+package model
+
+// 开关
+type PowerSwitch interface {
+	Model
+	// 编号
+	Code()
+}
+
+// 信号状态表示灯
+type Lamp interface {
+	Model
+	// 编号
+	Code()
+}
+
+// 蜂鸣器/报警电铃
+type Buzzer interface {
+	Model
+	// 编号
+	Code()
+}
diff --git a/modelrepo/model/ibp.go b/modelrepo/model/ibp.go
new file mode 100644
index 0000000..9b7a1ef
--- /dev/null
+++ b/modelrepo/model/ibp.go
@@ -0,0 +1,12 @@
+package model
+
+// IBP盘(综合后备盘)
+type Ibp interface {
+	Model
+	// 获取所有开关
+	GetPowerSwitches() []PowerSwitch
+	// 获取所有信号状态表示灯
+	GetLamps() []Lamp
+	// 获取所有蜂鸣器
+	GetBuzzer() []Buzzer
+}
diff --git a/cgrepo/model/link.go b/modelrepo/model/link.go
similarity index 100%
rename from cgrepo/model/link.go
rename to modelrepo/model/link.go
diff --git a/cgrepo/model/psd.go b/modelrepo/model/psd.go
similarity index 67%
rename from cgrepo/model/psd.go
rename to modelrepo/model/psd.go
index 2fd5b11..56cc8e1 100644
--- a/cgrepo/model/psd.go
+++ b/modelrepo/model/psd.go
@@ -1,6 +1,6 @@
 package model
 
 // 站台屏蔽门
-type PSD interface {
+type Psd interface {
 	Model
 }
diff --git a/modelrepo/model/relay.go b/modelrepo/model/relay.go
new file mode 100644
index 0000000..30c8b70
--- /dev/null
+++ b/modelrepo/model/relay.go
@@ -0,0 +1,32 @@
+package model
+
+// 继电器位置
+type Relay_Position int
+
+const (
+	// 继电器位置-后(表示落下/反位)
+	RelayPos_H Relay_Position = 0
+	// 继电器位置-前(表示吸起/定位)
+	RelayPos_Q Relay_Position = 1
+)
+
+// 继电器型号
+type Relay_Model int
+
+const (
+	RelayModel_JPXC_1000     Relay_Model = 1
+	RelayModel_JPXC_1700     Relay_Model = 2
+	RelayModel_JWJXC_480     Relay_Model = 3
+	RelayModel_JWJXC_H125_80 Relay_Model = 4
+	RelayModel_JWXC_1700     Relay_Model = 5
+	RelayModel_JWXC_H340     Relay_Model = 6
+	RelayModel_JYJXC_160_260 Relay_Model = 7
+	RelayModel_JZXC_H18      Relay_Model = 8
+)
+
+// 继电器
+type Relay interface {
+	Model
+	Code()
+	Model() Relay_Model
+}
diff --git a/cgrepo/model/section.go b/modelrepo/model/section.go
similarity index 100%
rename from cgrepo/model/section.go
rename to modelrepo/model/section.go
diff --git a/cgrepo/model/signal.go b/modelrepo/model/signal.go
similarity index 100%
rename from cgrepo/model/signal.go
rename to modelrepo/model/signal.go
diff --git a/cgrepo/model/station.go b/modelrepo/model/station.go
similarity index 77%
rename from cgrepo/model/station.go
rename to modelrepo/model/station.go
index 0ed1850..1af32c6 100644
--- a/cgrepo/model/station.go
+++ b/modelrepo/model/station.go
@@ -7,21 +7,23 @@ type Station interface {
 	Name() string
 	// 是否设备集中站
 	IsEcs() bool
+	// 获取IBP
+	GetIbp() Ibp
 }
 
 // 设备集中站(Equipment centralized station)
-type Ecs interface {
+type EcStation interface {
 	Station
 	// 获取所有道岔
-	Turnouts() []Turnout
+	GetTurnouts() []Turnout
 	// 获取所有信号机
-	Signals() []Signal
+	GetSignals() []Signal
 	// 获取所有站台屏蔽门
-	PSDs() []PSD
+	GetPsds() []Psd
 	// 获取所有物理检测区段
-	PhysicalSections() []PhysicalSection
+	GetPhysicalSections() []PhysicalSection
 	// 获取联锁驱采表
-	CiQCTable()
+	GetCiQCTable()
 }
 
 // 联锁驱采表
@@ -42,5 +44,5 @@ type CiCJPos interface {
 	// 继电器uid
 	RelayId() string
 	// 继电器位置
-	Pos() RelayPosition
+	Pos() Relay_Position
 }
diff --git a/cgrepo/model/turnout.go b/modelrepo/model/turnout.go
similarity index 81%
rename from cgrepo/model/turnout.go
rename to modelrepo/model/turnout.go
index e880e9c..7d8413e 100644
--- a/cgrepo/model/turnout.go
+++ b/modelrepo/model/turnout.go
@@ -16,9 +16,9 @@ const (
 type Turnout_Port int
 
 const (
-	TPort_A Turnout_Port = 0
-	TPort_B Turnout_Port = 1
-	TPort_C Turnout_Port = 2
+	TPort_A Turnout_Port = 1
+	TPort_B Turnout_Port = 2
+	TPort_C Turnout_Port = 3
 )
 
 // 道岔牵引类型
@@ -26,9 +26,9 @@ type TurnoutTractionType int
 
 const (
 	// ZDJ9单机牵引
-	TTT_ZDJ9_1 TurnoutTractionType = 0
+	TTT_ZDJ9_1 TurnoutTractionType = 1
 	// ZDJ9双机牵引
-	TTT_ZDJ9_2 TurnoutTractionType = 1
+	TTT_ZDJ9_2 TurnoutTractionType = 2
 )
 
 // 道岔
diff --git a/cgrepo/model_impl/link.go b/modelrepo/model_impl/link.go
similarity index 94%
rename from cgrepo/model_impl/link.go
rename to modelrepo/model_impl/link.go
index 64df9b4..cd602ff 100644
--- a/cgrepo/model_impl/link.go
+++ b/modelrepo/model_impl/link.go
@@ -3,8 +3,8 @@ package modelimpl
 import (
 	"sync/atomic"
 
-	"joylink.club/rtsssimulation/cgrepo/dto"
-	"joylink.club/rtsssimulation/cgrepo/model"
+	"joylink.club/rtsssimulation/modelrepo/dto"
+	"joylink.club/rtsssimulation/modelrepo/model"
 )
 
 // link生成uid基础值
diff --git a/cgrepo/model_impl/physical_section.go b/modelrepo/model_impl/physical_section.go
similarity index 92%
rename from cgrepo/model_impl/physical_section.go
rename to modelrepo/model_impl/physical_section.go
index b448241..e315513 100644
--- a/cgrepo/model_impl/physical_section.go
+++ b/modelrepo/model_impl/physical_section.go
@@ -1,7 +1,7 @@
 package modelimpl
 
 import (
-	"joylink.club/rtsssimulation/cgrepo/model"
+	"joylink.club/rtsssimulation/modelrepo/model"
 )
 
 type PhysicalSection struct {
diff --git a/cgrepo/model_impl/section_check_device.go b/modelrepo/model_impl/section_check_device.go
similarity index 100%
rename from cgrepo/model_impl/section_check_device.go
rename to modelrepo/model_impl/section_check_device.go
diff --git a/cgrepo/model_impl/turnout.go b/modelrepo/model_impl/turnout.go
similarity index 95%
rename from cgrepo/model_impl/turnout.go
rename to modelrepo/model_impl/turnout.go
index 3946c49..df7bcd3 100644
--- a/cgrepo/model_impl/turnout.go
+++ b/modelrepo/model_impl/turnout.go
@@ -1,6 +1,6 @@
 package modelimpl
 
-import "joylink.club/rtsssimulation/cgrepo/model"
+import "joylink.club/rtsssimulation/modelrepo/model"
 
 var _turnout model.Turnout = (*Turnout)(nil)
 
diff --git a/cgrepo/model_impl/uid.go b/modelrepo/model_impl/uid.go
similarity index 100%
rename from cgrepo/model_impl/uid.go
rename to modelrepo/model_impl/uid.go
diff --git a/cgrepo/repo.go b/modelrepo/repo.go
similarity index 80%
rename from cgrepo/repo.go
rename to modelrepo/repo.go
index 1452086..27df5b1 100644
--- a/cgrepo/repo.go
+++ b/modelrepo/repo.go
@@ -1,16 +1,18 @@
-package repo
+package modelrepo
 
-import "joylink.club/rtsssimulation/cgrepo/model"
+import "joylink.club/rtsssimulation/modelrepo/model"
 
-type CgRepo interface {
+type Repo interface {
 	// 模型仓库id
 	Id() string
 	// 获取所有设备集中站
-	Ecses() []model.Ecs
+	GetEcses() []model.EcStation
 	// 获取所有道岔
-	Turnouts() []model.Turnout
-	// 通过uid查询模型对象
-	FindByUid(uid string) model.Model
+	GetTurnouts() []model.Turnout
+	// 获取所有信号机
+	GetSignals() []model.Signal
+	// 获取所有站台屏蔽门
+	GetPsds() []model.Psd
 }
 
 type IdMap interface {
@@ -29,7 +31,7 @@ type IdMap interface {
 // 	turnoutMap         map[string]*impl.Turnout         // 道岔map,key为uid
 // }
 
-// func BuildFrom(msgs *dto.CgRepo) (CgRepo, *ErrorRecord) {
+// func BuildFrom(msgs *dto.modelrepo) (modelrepo, *ErrorRecord) {
 // 	errRecord := NewErrorRecord()
 // 	idMapping := BuildIdMapping(msgs, errRecord)
 // 	if errRecord.HasError() {
diff --git a/proto/src/cg_repo.proto b/proto/src/cg_repo.proto
index 647bdbc..02674ca 100644
--- a/proto/src/cg_repo.proto
+++ b/proto/src/cg_repo.proto
@@ -5,7 +5,7 @@ package message;
 option go_package = "./repo/dto";
 
 // 城轨数据
-message CgRepo {
+message modelrepo {
     string id = 1;
     // 线路数据
     repeated Line lines = 2;
diff --git a/sys/world_time.go b/sys/world_time.go
index 9c55d31..c91b56f 100644
--- a/sys/world_time.go
+++ b/sys/world_time.go
@@ -2,25 +2,19 @@ package sys
 
 import (
 	"joylink.club/ecs"
-	"joylink.club/ecs/filter"
-	"joylink.club/rtsssimulation/component"
+	"joylink.club/rtsssimulation/component/singleton"
 )
 
-// 世界世界更新系统
+// 世界时间更新系统
 type WorldTimeSys struct {
-	query *ecs.Query
 }
 
 func NewWorldTimeSys() *WorldTimeSys {
-	return &WorldTimeSys{
-		query: ecs.NewQuery(filter.Contains(component.WorldDataType)),
-	}
+	return &WorldTimeSys{}
 }
 
 func (s *WorldTimeSys) Update(w ecs.World) {
-	entry, _ := s.query.First(w)
-	data := component.WorldDataType.Get(entry)
-	data.Time += int64(w.Tick())
+	singleton.GetWorldTime(w).Run(w.Tick())
 	// t := time.UnixMilli(data.Time)
 	// fmt.Println(t)
 }