Fix beam shear force calculator

2025-05-24 20:26:44 +05:00
parent d108c52cac
commit f127594b5c
53 changed files with 920 additions and 121 deletions
--- a/StructureHelperLogics/Models/BeamShears/Logics/StirrupByDensityStrengthLogic.cs
+++ b/StructureHelperLogics/Models/BeamShears/Logics/StirrupByDensityStrengthLogic.cs
@@ -0,0 +1,65 @@
+using StructureHelperCommon.Models;
+using StructureHelperCommon.Models.Loggers;
+using StructureHelperCommon.Services;
+using StructureHelperLogics.Models.BeamShears.Logics;
+
+//Copyright (c) 2025 Redikultsev Evgeny, Ekaterinburg, Russia
+//All rights reserved.
+
+namespace StructureHelperLogics.Models.BeamShears
+{
+    /// <inheritdoc/>
+    public class StirrupByDensityStrengthLogic : IBeamShearStrenghLogic
+    {
+        private const double minStirrupRatio = 0.25;
+        private readonly IStirrupEffectiveness stirrupEffectiveness;
+        private readonly IStirrupByDensity stirrupByDensity;
+        private readonly IInclinedSection inclinedSection;
+
+
+        public StirrupByDensityStrengthLogic(
+            IStirrupEffectiveness stirrupEffectiveness,
+            IStirrupByDensity stirrupByDensity,
+            IInclinedSection inclinedSection,
+            IShiftTraceLogger? traceLogger)
+        {
+            this.stirrupEffectiveness = stirrupEffectiveness;
+            this.stirrupByDensity = stirrupByDensity;
+            this.inclinedSection = inclinedSection;
+            TraceLogger = traceLogger;
+        }
+
+        public IShiftTraceLogger? TraceLogger { get; set; }
+        /// <inheritdoc/>
+        public double GetShearStrength()
+        {
+            Check();
+            TraceLogger?.AddMessage(LoggerStrings.LogicType(this), TraceLogStatuses.Service);
+            TraceLogger?.AddMessage("Calculation has been started", TraceLogStatuses.Debug);
+            double crackLength = inclinedSection.EndCoord - inclinedSection.StartCoord;
+            TraceLogger?.AddMessage($"Length of crack = {inclinedSection.EndCoord} - {inclinedSection.StartCoord} = {crackLength}(m)");
+            double maxCrackLength = stirrupEffectiveness.MaxCrackLengthRatio * inclinedSection.EffectiveDepth;
+            TraceLogger?.AddMessage($"Max length of crack = {stirrupEffectiveness.MaxCrackLengthRatio} * {inclinedSection.EffectiveDepth} = {maxCrackLength}(m)");
+            double finalCrackLength = Math.Min(crackLength, maxCrackLength);
+            TraceLogger?.AddMessage($"Length of crack = Min({crackLength}, {maxCrackLength}) = {finalCrackLength}(m)");
+            double finalDensity = stirrupEffectiveness.StirrupShapeFactor * stirrupEffectiveness.StirrupPlacementFactor * stirrupByDensity.StirrupDensity;
+            TraceLogger?.AddMessage($"Stirrups design density qsw = {finalDensity}(N/m)");
+            double concreteDensity = inclinedSection.WebWidth * inclinedSection.ConcreteTensionStrength;
+            if (finalDensity < minStirrupRatio * concreteDensity)
+            {
+                TraceLogger?.AddMessage($"Since stirrups design density qsw = {finalDensity}(N/m) less than {minStirrupRatio} * {concreteDensity}, final density is equal to zero");
+                finalDensity = 0;
+            }
+            double strength = finalDensity * finalCrackLength;
+            TraceLogger?.AddMessage($"Bearing capacity of stirrups V = {finalDensity} * {finalCrackLength} = {strength}(N)");
+            TraceLogger?.AddMessage("Calculation has been finished successfully", TraceLogStatuses.Debug);
+            return strength;
+        }
+
+        private void Check()
+        {
+            CheckObject.IsNull(stirrupByDensity);
+            CheckObject.IsNull(inclinedSection);
+        }
+    }
+}