diff --git a/Project.toml b/Project.toml index bcbd01c..a5e3562 100644 --- a/Project.toml +++ b/Project.toml @@ -4,30 +4,36 @@ authors = [" <>"] version = "0.1.0" [deps] -Markdown = "d6f4376e-aef5-505a-96c1-9c027394607a" +BlockComponents = "1ef5d832-be8e-447f-9f2c-8b5d17d15fd3" +DyadData = "cab12561-e36c-4498-ae70-c9a5e79fef2a" DyadInterface = "99806f68-afab-45ca-9d8c-ceff6bc61f54" JSON = "682c06a0-de6a-54ab-a142-c8b1cf79cde6" +Markdown = "d6f4376e-aef5-505a-96c1-9c027394607a" ModelingToolkit = "961ee093-0014-501f-94e3-6117800e7a78" Moshi = "2e0e35c7-a2e4-4343-998d-7ef72827ed2d" OrdinaryDiffEqDefault = "50262376-6c5a-4cf5-baba-aaf4f84d72d7" PrecompileTools = "aea7be01-6a6a-4083-8856-8a6e6704d82a" +RotationalComponents = "824fa3ed-d7dc-4365-8bdf-ac77a1ac2011" RuntimeGeneratedFunctions = "7e49a35a-f44a-4d26-94aa-eba1b4ca6b47" TOML = "fa267f1f-6049-4f14-aa54-33bafae1ed76" [compat] -Markdown = "1" +BlockComponents = "4.5.1" +DyadData = "2.0.1" JSON = "0.21, 1" +Markdown = "1" +RotationalComponents = "2.5.4" TOML = "1" +[dyad] +kernel = "3.3.0" + [extras] -DyadEcosystemDependencies = "7bc808db-8006-421e-b546-062440d520b7" CSV = "336ed68f-0bac-5ca0-87d4-7b16caf5d00b" DataFrames = "a93c6f00-e57d-5684-b7b6-d8193f3e46c0" +DyadEcosystemDependencies = "7bc808db-8006-421e-b546-062440d520b7" Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80" Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40" [targets] -test = ["DyadEcosystemDependencies","CSV","DataFrames","Plots","Test"] - -[dyad] -kernel = "3.3.0" \ No newline at end of file +test = ["DyadEcosystemDependencies", "CSV", "DataFrames", "Plots", "Test"] diff --git a/dyad/engine.dyad b/dyad/engine.dyad new file mode 100644 index 0000000..fb3c542 --- /dev/null +++ b/dyad/engine.dyad @@ -0,0 +1,45 @@ +"Simple single-cylinder race-engine crankshaft model using standard Dyad components." +test component SingleCylinderRaceCrankshaft + "Fixed engine block reference." + fixed = RotationalComponents.Components.Fixed() + "Lumped crankshaft and flywheel inertia." + crank = RotationalComponents.Components.Inertia(J = 0.018) + "Ideal combustion torque actuator." + combustion = RotationalComponents.Sources.TorqueSource() + "Simplified periodic single-cylinder firing torque waveform." + firing_torque = BlockComponents.Sources.Sine(amplitude = 25.0, frequency = 100.0, offset = 80.0) + "Steady external load torque on the crankshaft." + load = RotationalComponents.Sources.ConstantTorque(tau_constant = -55.0) + "Viscous rotational loss representing bearings, oil drag, and windage." + losses = RotationalComponents.Components.Damper(d = 0.02) + "Crank angle sensor." + angle = RotationalComponents.Sensors.AngleSensor() + "Crank angular-speed sensor." + speed = RotationalComponents.Sensors.VelocitySensor() +relations + initial crank.phi = 0.0 + initial crank.w = 1256.6370614359173 + + connect(firing_torque.y, combustion.tau) + connect(combustion.spline, crank.spline_a) + connect(combustion.support, fixed.spline) + + connect(crank.spline_b, load.spline, losses.spline_a, angle.spline, speed.spline) + connect(load.support, fixed.spline) + connect(losses.spline_b, fixed.spline) +metadata { + "Dyad": { + "tests": { + "balanced_idle": { + "stop": 0.05, + "expect": {"initial": {"crank.phi": 0.0, "crank.w": 1256.6370614359173}} + } + } + } +} +end + +analysis SingleCylinderRaceCrankshaftTransient + extends TransientAnalysis(stop = 0.05) + model = SingleCylinderRaceCrankshaft() +end diff --git a/generated/definitions.jl b/generated/definitions.jl index ddf3423..ad0c9dc 100644 --- a/generated/definitions.jl +++ b/generated/definitions.jl @@ -16,7 +16,10 @@ if isfile(joinpath((@__DIR__) |> Base.dirname, "dyad", "definitions.jl")) include(joinpath((@__DIR__) |> Base.dirname, "dyad", "definitions.jl")) end +import BlockComponents +import DyadData import DyadInterface +import RotationalComponents @doc Markdown.doc""" This connector represents an electrical pin with voltage and current as the potential and flow variables, respectively. """ diff --git a/viz_submission/index.html b/viz_submission/index.html new file mode 100644 index 0000000..27e4ac0 --- /dev/null +++ b/viz_submission/index.html @@ -0,0 +1,832 @@ + + + + + + Single-cylinder crankshaft dynamics + + + + + + +
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accent slot 2 · azure · Dyad transient
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Single-cylinder race crankshaft dynamics

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A lumped crank/flywheel inertia is driven by a periodic combustion torque, opposed by steady load and viscous rotational losses. The dashboard animates the simulated crank angle, speed, acceleration, and torque.

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engine speed
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—rpm
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t = — ms
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Animated crank-slider
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The piston/rod view is a visual kinematic representation driven by the 1D crankshaft solution.
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running
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scrub simulation0%
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playback1.0×
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torque
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—N·m
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input to torque source
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crank angle
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—deg
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wrapped over two revolutions
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angular acceleration
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—rad/s²
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from crank inertia state
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RPM band
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Torque band
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Combustion torque waveform
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Primary series uses the assigned accent base.
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Crankshaft speed ripple
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Speed response under firing torque, load torque, and damping.
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Torque vs crank phase
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Two-revolution phase view with active crank position marker.
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duration
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revolutions
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torque range
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rpm range
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