ReferenceAvailable
Control Systems
Continuous and sampled-data signal-flow blocks synchronized with the monolithic transient event schedule.
Reference
| Field | Value | Description |
|---|---|---|
| constraints | [] | — |
| coupled_runtime | {"adapter_module":"telion_backend.v2.runtimes.control_systems","adjoint_vjp_owner":"ControlSystemsAdapter","certification":"Exact graph Jacobians and checkpoint-compatible event updates; sample periods and quantizer topology are discrete metadata.","checkpointing":true,"dynamic_state_schema":true,"execution_backend":"telion-v2-shared-execution","gradient_channels":["control:<label>.parameters","control:<label>.inputs"],"history_depth":2,"history_jacobian_owner":"ControlSystemsAdapter","jacobian_owner":"ControlSystemsAdapter","nonlinear_solver":"CoupledNewtonSession","output_vjp_owner":"ControlSystemsAdapter","requires_spatial_mesh":false,"residual_owner":"ControlSystemsAdapter","runtime":"telion-coupled-graph","state_fields":["ctrl.{name}"],"supported_integrators":["BDF1","BDF2"]} | — |
| differentiable_runtime | null | — |
| dynamic_outputs | [{"components":1,"differentiability":"exact-ad","display_name":"Authored normalized control signal","location":"global","name_pattern":"ctrl.{block}.{name}","plottable":true,"quantity_id_pattern":"ctrl.{block}.{name}","rank":"scalar","role":"functional","studies":["transient"],"unit_source":"Control Systems normalized signal contract (1)"}] | — |
| equation_summary | Continuous blocks use BDF residuals; sampled blocks use exact event-time update or hold equations. | — |
| frequency_domain_runtime | null | — |
| metadata | {"releaseSupport":{"certifiedStudies":["transient"],"manifest":"docs/september-2026-classroom-physics-matrix.json","manifestSha256":"0a819976ac943e9eedf5bc7f9c80880dd9103cb62bb4c5a915b98c452b135a5c","profile":"september-2026-classroom","reason":"Available.","selectable":true}} | — |
| preferred_material | null | — |
| schema_version | 0.1.0 | — |
| stateVariables | [{"adjointDescription":"Exact state, history, gain, and signal-input VJPs away from declared saturation and quantization events.","adjointSupported":true,"availability":{"topologyMethods":[]},"canonicalSymbol":null,"complexValued":false,"componentDescriptions":["Dynamic controller state"],"componentNames":["x"],"componentSymbols":[],"components":1,"description":"Continuous, sampled, hold, filter, and delay states.","differentiability":"exact-ad","displayName":"Controller states","finiteElementSpace":"Global-Control","initialValue":"0","location":"global","name":"x","namingPolicy":"model-authored","quantityId":"ctrl.{name}:x","rank":"scalar","role":"state","runtimeEvidence":{"certificationFixture":"tests/python_backend/test_differentiable_physics_contract.py::test_builtin_physics_optimization_contract_gate","provider":"ControlSystemsAdapter"},"symbolPattern":"ctrl.{name}","unit":"1"}] | — |
| studies | [{"certified":true,"differentiability":"exact-ad","kind":"transient","reason":"september-2026-classroom verified contract: deterministic event-time sampling and holds, analytical discrete PID frequency response, bounded nonlinear blocks, and exact state/input/parameter Jacobians"}] | — |
| transient_runtime | {"capacity_properties":[],"certification":"ControlSystemsAdapter","checkpointing":true,"design_properties":[],"design_property_conditions":{},"design_vjp_owner":"ControlSystemsAdapter","expression_objectives":true,"gradient_channels":["control:<label>.parameters","control:<label>.inputs"],"gradient_vjp_owner":"ControlSystemsAdapter","history_depth":2,"input_gradient":true,"input_vjp_owner":"ControlSystemsAdapter","observation_vjp_owner":"ControlSystemsAdapter","residual_linearization_owner":"ControlSystemsAdapter","runtime":"coupled-control-systems","state_fields":["x"],"state_reconstruction_owner":"ControlSystemsAdapter","supported_integrators":["BDF1","BDF2"],"supported_observation_symbols":["*"],"time_derivative_orders":{"x":1},"topology_gradient":false,"transpose_solve_owner":"CoupledNewtonSession"} | — |
| weak_contributions | [] | — |
| category | Mathematics / Control Systems | — |
| description | Continuous and sampled-data signal-flow blocks synchronized with the monolithic transient event schedule. | — |
| dimensions | [3] | — |
| display_name | Control Systems | — |
| kind | Control Systems | — |
| namespace | ctrl | — |
| status | certified | — |
| visible | true | — |
Continuous and sampled-data signal-flow blocks synchronized with the monolithic transient event schedule.
Contract
| Property | Value |
|---|---|
| constraints | [] |
| coupled_runtime | {"adapter_module":"telion_backend.v2.runtimes.control_systems","adjoint_vjp_owner":"ControlSystemsAdapter","certification":"Exact graph Jacobians and checkpoint-compatible event updates; sample periods and quantizer topology are discrete metadata.","checkpointing":true,"dynamic_state_schema":true,"execution_backend":"telion-v2-shared-execution","gradient_channels":["control:<label>.parameters","control:<label>.inputs"],"history_depth":2,"history_jacobian_owner":"ControlSystemsAdapter","jacobi... |
| differentiable_runtime | null |
| dynamic_outputs | [{"components":1,"differentiability":"exact-ad","display_name":"Authored normalized control signal","location":"global","name_pattern":"ctrl.{block}.{name}","plottable":true,"quantity_id_pattern":"ctrl.{block}.{name}","rank":"scalar","role":"functional","studies":["transient"],"unit_source":"Control Systems normalized signal contract (1)"}] |
| equation_summary | Continuous blocks use BDF residuals; sampled blocks use exact event-time update or hold equations. |
| frequency_domain_runtime | null |
| metadata | {"releaseSupport":{"certifiedStudies":["transient"],"manifest":"docs/september-2026-classroom-physics-matrix.json","manifestSha256":"0a819976ac943e9eedf5bc7f9c80880dd9103cb62bb4c5a915b98c452b135a5c","profile":"september-2026-classroom","reason":"Available.","selectable":true}} |
| preferred_material | null |
| schema_version | 0.1.0 |
| stateVariables | [{"adjointDescription":"Exact state, history, gain, and signal-input VJPs away from declared saturation and quantization events.","adjointSupported":true,"availability":{"topologyMethods":[]},"canonicalSymbol":null,"complexValued":false,"componentDescriptions":["Dynamic controller state"],"componentNames":["x"],"componentSymbols":[],"components":1,"description":"Continuous, sampled, hold, filter, and delay states.","differentiability":"exact-ad","displayName":"Controller states","finiteElemen... |
| studies | [{"certified":true,"differentiability":"exact-ad","kind":"transient","reason":"september-2026-classroom verified contract: deterministic event-time sampling and holds, analytical discrete PID frequency response, bounded nonlinear blocks, and exact state/input/parameter Jacobians"}] |
| transient_runtime | {"capacity_properties":[],"certification":"ControlSystemsAdapter","checkpointing":true,"design_properties":[],"design_property_conditions":{},"design_vjp_owner":"ControlSystemsAdapter","expression_objectives":true,"gradient_channels":["control:<label>.parameters","control:<label>.inputs"],"gradient_vjp_owner":"ControlSystemsAdapter","history_depth":2,"input_gradient":true,"input_vjp_owner":"ControlSystemsAdapter","observation_vjp_owner":"ControlSystemsAdapter","residual_linearization_owner":"... |
| weak_contributions | [] |
| category | Mathematics / Control Systems |
| description | Continuous and sampled-data signal-flow blocks synchronized with the monolithic transient event schedule. |
| dimensions | [3] |
| display_name | Control Systems |
| kind | Control Systems |
| namespace | ctrl |
| status | certified |
| visible | true |