diff --git a/src/main/java/com/iflytop/handacid/app/core/state/ChannelState.java b/src/main/java/com/iflytop/handacid/app/core/state/ChannelState.java
index 349a472..504cd3b 100644
--- a/src/main/java/com/iflytop/handacid/app/core/state/ChannelState.java
+++ b/src/main/java/com/iflytop/handacid/app/core/state/ChannelState.java
@@ -9,6 +9,9 @@ import lombok.RequiredArgsConstructor;
 import org.springframework.context.annotation.Scope;
 import org.springframework.stereotype.Component;
 
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
 @Schema(description = "通道状态")
 @Data
 @Component
@@ -47,6 +50,11 @@ public class ChannelState {
     @Schema(description = "领取溶液量（单位：mL）")
     private volatile Double receivedVolume;
 
+    public Integer getCurrentVolume() {
+        BigDecimal bd = BigDecimal.valueOf(currentVolume);
+        return bd.setScale(0, RoundingMode.DOWN).intValue();
+    }
+
     public ChannelState(ChannelCode channelCode, Double concentration, Double targetVolume, Double receivedVolume, Double currentVolume) {
         this.channelCode = channelCode;
         this.concentration = concentration;