Add rebar section logic

2025-07-16 00:27:44 +05:00
parent 43c78729f0
commit 0addeda339
17 changed files with 478 additions and 48 deletions
--- a/StructureHelperLogics/Models/BeamShears/Logics/StirrupByInclinedRebarStrengthLogic.cs
+++ b/StructureHelperLogics/Models/BeamShears/Logics/StirrupByInclinedRebarStrengthLogic.cs
@@ -0,0 +1,78 @@
+using StructureHelperCommon.Infrastructures.Enums;
+using StructureHelperCommon.Models;
+using StructureHelperLogics.Models.Materials;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StructureHelperLogics.Models.BeamShears
+{
+    public class StirrupByInclinedRebarStrengthLogic : IBeamShearStrenghLogic
+    {
+        private readonly IStirrupByInclinedRebar inclinedRebar;
+        private readonly IInclinedSection inclinedSection;
+        private IRebarSectionStrengthLogic rebarSectionStrengthLogic;
+        private double angleInRad;
+        private double rebarStartPoint;
+        private double rebarHeight;
+        private double rebarEndPoint;
+        private double rebarTrueStartPoint;
+        private double rebarTrueEndPoint;
+
+        public IShiftTraceLogger? TraceLogger { get; set; }
+
+        public StirrupByInclinedRebarStrengthLogic(IInclinedSection inclinedSection, IStirrupByInclinedRebar inclinedRebar, IShiftTraceLogger traceLogger)
+        {
+            this.inclinedSection = inclinedSection;
+            this.inclinedRebar = inclinedRebar;
+            TraceLogger = traceLogger;
+        }
+
+
+        public double GetShearStrength()
+        {
+            GetGeometry();
+            if (inclinedSection.StartCoord > rebarTrueEndPoint)
+            {
+                TraceLogger?.AddMessage($"Inclined section start point coordinate X = {inclinedSection.StartCoord} is greater than inclined rebar true end point x = {rebarTrueEndPoint}, inclined rebar has been ignored");
+                return 0.0;
+            }
+            if (inclinedSection.EndCoord < rebarTrueStartPoint)
+            {
+                TraceLogger?.AddMessage($"Inclined section end point coordinate X = {inclinedSection.EndCoord} is less than inclined rebar true end point x = {rebarTrueStartPoint}, inclined rebar has been ignored");
+                return 0.0;
+            }
+            return GetInclinedRebarStrength();
+        }
+
+        private double GetInclinedRebarStrength()
+        {
+            rebarSectionStrengthLogic ??= new RebarSectionStrengthLogic()
+            {
+                RebarStrengthFactor = 0.8,
+                MaxRebarStrength = 3e8,
+                LimitState = LimitStates.ULS,
+                CalcTerm = CalcTerms.ShortTerm,
+                TraceLogger = TraceLogger,
+            };
+            rebarSectionStrengthLogic.RebarSection = inclinedRebar.RebarSection;
+            double rebarStrength = rebarSectionStrengthLogic.GetRebarMaxTensileForce();
+            double inclinedRebarStrength = rebarStrength * Math.Sin(angleInRad) * inclinedRebar.LegCount;
+            TraceLogger?.AddMessage($"Inclinated rebar {inclinedRebar.Name}, start point {rebarStartPoint}(m), end point {rebarEndPoint}(m), angle of inclination {inclinedRebar.AngleOfInclination}(deg), number of legs {inclinedRebar.LegCount}");
+            TraceLogger?.AddMessage($"Force in inclined rebar = {rebarStrength}(N) * sin({inclinedRebar.AngleOfInclination}) * {inclinedRebar.LegCount} = {inclinedRebarStrength}(N)");
+            return inclinedRebarStrength;
+        }
+
+        private void GetGeometry()
+        {
+            angleInRad = inclinedRebar.AngleOfInclination / 180 * Math.PI;
+            rebarStartPoint = inclinedRebar.StartCoordinate;
+            rebarHeight = inclinedSection.EffectiveDepth - inclinedRebar.CompressedGap;
+            rebarEndPoint = rebarStartPoint + rebarHeight * Math.Cos(angleInRad);
+            rebarTrueStartPoint = rebarStartPoint + inclinedRebar.OffSet;
+            rebarTrueEndPoint = rebarEndPoint - inclinedRebar.OffSet;
+        }
+    }
+}