diff --git a/examples/signal_3xh1/main.go b/examples/signal_3xh1/main.go
index 8c17bba..79fd99f 100644
--- a/examples/signal_3xh1/main.go
+++ b/examples/signal_3xh1/main.go
@@ -10,7 +10,6 @@ import (
 	"joylink.club/rtsssimulation/fi"
 	"joylink.club/rtsssimulation/repository"
 	"joylink.club/rtsssimulation/repository/model/proto"
-	"log"
 	"log/slog"
 	"os"
 	"time"
@@ -32,34 +31,28 @@ func main() {
 	repo := repository.BuildRepositoryForSignalTest(proto)
 	sim := rtss_simulation.NewSimulation(repo)
 	loadEntities(sim, repo)
-	sim.SetSpeed(0.1)
+	sim.SetSpeed(1)
 	sim.AddSystem(sigSys.NewSignalDebugSystem())
 	sim.StartUp()
 	//
 	time.Sleep(1 * time.Second)
-	worldLog(sim, "===>>灭灯 .....")
+	slog.Debug("灭灯 .....")
 	fi.DriveSignal3XH1Dd(sim, IdSignal3XH1, false)
 	//
 	time.Sleep(1 * time.Second)
-	worldLog(sim, "===>>亮灯 .....")
+	slog.Debug("亮灯 .....")
 	fi.DriveSignal3XH1Dd(sim, IdSignal3XH1, true)
 	//
 	time.Sleep(2 * time.Second)
-	worldLog(sim, "===>>开通引导信号 .....")
+	slog.Debug("开通引导信号 .....")
 	fi.DriveSignal3XH1Yx(sim, IdSignal3XH1)
 	time.Sleep(2 * time.Second)
-	worldLog(sim, "===>>开通列车信号 .....")
+	slog.Debug("开通列车信号 .....")
 	fi.DriveSignal3XH1Lx(sim, IdSignal3XH1, false)
 	//
 	time.Sleep(5 * time.Second)
 	sim.Close()
 }
-func worldLog(w ecs.World, logInfo string) {
-	ecs.Request(w, func() any {
-		log.Println(logInfo)
-		return nil
-	})
-}
 func addProtoSignal3XH1(r *proto.Repository) {
 	//相关继电器
 	r.Relays = append(r.Relays, &proto.Relay{Id: "3xh1-ddj", Code: consts.SIGNAL_DDJ, Model: proto.Relay_JWXC_1700})