diff --git a/src/main/java/com/xydl/cac/controller/NSensorController.java b/src/main/java/com/xydl/cac/controller/NSensorController.java
index 9a712d4..923e202 100644
--- a/src/main/java/com/xydl/cac/controller/NSensorController.java
+++ b/src/main/java/com/xydl/cac/controller/NSensorController.java
@@ -3,10 +3,7 @@ package com.xydl.cac.controller;
 import com.xydl.cac.entity.Bdz;
 import com.xydl.cac.entity.NSensor;
 import com.xydl.cac.exception.BusinessException;
-import com.xydl.cac.model.ConditionModel;
-import com.xydl.cac.model.Response;
-import com.xydl.cac.model.SensorDetail;
-import com.xydl.cac.model.SensorUpdateModel;
+import com.xydl.cac.model.*;
 import com.xydl.cac.repository.NSensorRepository;
 import com.xydl.cac.service.NSensorService;
 import com.xydl.cac.service.ParamBindService;
@@ -214,4 +211,12 @@ public class NSensorController extends BasicController {
 
     }
 
+    @PostMapping("sanbizhi")
+    @ApiOperation("三比值")
+    public Response<SanbizhiModel> sanbizhi(@RequestBody Map<String, Object> map) throws Exception {
+        SanbizhiModel item = new SanbizhiModel();
+        item.build(map);
+        return Response.success(item);
+    }
+
 }
diff --git a/src/main/java/com/xydl/cac/model/SanbizhiModel.java b/src/main/java/com/xydl/cac/model/SanbizhiModel.java
new file mode 100644
index 0000000..fdb5d57
--- /dev/null
+++ b/src/main/java/com/xydl/cac/model/SanbizhiModel.java
@@ -0,0 +1,113 @@
+package com.xydl.cac.model;
+
+import com.xydl.cac.exception.BusinessException;
+import lombok.Data;
+
+import java.util.Iterator;
+import java.util.Map;
+
+@Data
+public class SanbizhiModel {
+    Float c2h2;
+    Float c2h4;
+    Float ch4;
+    Float h2;
+    Float c2h6;
+    Float c2h2_c2h4_value;
+    String c2h2_c2h4_code;
+    Float ch4_h2_value;
+    String ch4_h2_code;
+    Float c2h4_c2h6_value;
+    String c2h4_c2h6_code;
+    String status;
+
+    public void build(Map<String, Object> map) throws BusinessException {
+        Iterator<String> it = map.keySet().iterator();
+        while (it.hasNext()) {
+            String key = it.next();
+            String name = key.toLowerCase();
+            if (name.contains("c2h2")) {
+                c2h2 = (Float) map.get(key);
+            } else if (name.contains("c2h4")) {
+                c2h4 = (Float) map.get(key);
+            } else if (name.contains("ch4")) {
+                ch4 = (Float) map.get(key);
+            } else if (name.contains("h2")) {
+                h2 = (Float) map.get(key);
+            } else if (name.contains("c2h6")) {
+                c2h6 = (Float) map.get(key);
+            }
+        }
+        if (c2h2 == null || c2h4 == null || ch4 == null || h2 == null || c2h6 == null) {
+            throw new BusinessException("数据不符合");
+        }
+        c2h2_c2h4_value = c2h2 / c2h4;
+        ch4_h2_value = ch4 / h2;
+        c2h4_c2h6_value = c2h4 / c2h6;
+        if (c2h2_c2h4_value < 0.1) {
+            c2h2_c2h4_code = "0";
+        } else if (c2h2_c2h4_value < 1) {
+            c2h2_c2h4_code = "1";
+        } else if (c2h2_c2h4_value < 3) {
+            c2h2_c2h4_code = "1";
+        } else {
+            c2h2_c2h4_code = "2";
+        }
+        if (ch4_h2_value < 0.1) {
+            ch4_h2_code = "1";
+        } else if (ch4_h2_value < 1) {
+            ch4_h2_code = "0";
+        } else if (ch4_h2_value < 3) {
+            ch4_h2_code = "2";
+        } else {
+            ch4_h2_code = "2";
+        }
+        if (c2h4_c2h6_value < 0.1) {
+            c2h4_c2h6_code = "0";
+        } else if (c2h4_c2h6_value < 1) {
+            c2h4_c2h6_code = "0";
+        } else if (c2h4_c2h6_value < 3) {
+            c2h4_c2h6_code = "1";
+        } else {
+            c2h4_c2h6_code = "2";
+        }
+        status = "正常";
+        if (c2h2_c2h4_code.equals("0")) {
+            if (c2h4_c2h6_code.equals("0")) {
+                if (ch4_h2_code.equals("0")) {
+
+                } else if (ch4_h2_code.equals("1")) {
+                    status = "局部放电";
+                } else if (ch4_h2_code.equals("2")) {
+                    status = "低温过热(150-300)C";
+                }
+            } else if (c2h4_c2h6_code.equals("1")) {
+                if (ch4_h2_code.equals("0")) {
+                    status = "低温过热(低于150C)";
+                } else if (ch4_h2_code.equals("1")) {
+
+                } else if (ch4_h2_code.equals("2")) {
+                    status = "中温过热(300-700)C";
+                }
+            } else if (c2h4_c2h6_code.equals("2")) {
+                status = "高温过热(高于700C)";
+            }
+        } else if (c2h2_c2h4_code.equals("1")) {
+            if (ch4_h2_code.equals("0")) {
+                status = "低能放电";
+            } else if (ch4_h2_code.equals("1")) {
+                status = "低能放电";
+            } else if (ch4_h2_code.equals("2")) {
+                status = "低能放电兼过热";
+            }
+        } else if (c2h2_c2h4_code.equals("2")) {
+            if (ch4_h2_code.equals("0")) {
+                status = "电弧放电";
+            } else if (ch4_h2_code.equals("1")) {
+                status = "电弧放电";
+            } else if (ch4_h2_code.equals("2")) {
+                status = "电弧放电兼过热";
+            }
+        }
+    }
+}