Pneumatics and Hydraulics

{
  "id": "TRIZ-29",
  "title": "Pneumatics and Hydraulics",
  "intent": "Transmit force, control, or influence indirectly through flexible, buffered media instead of rigid connections.",
  "triz_principle": {
    "number": 29,
    "name": "Pneumatics and Hydraulics",
    "definition": "Use gas or liquid systems instead of solid parts to transmit force or control."
  },
  "problem_understanding": {
    "core_contradiction": "We need coordination and control, but rigid direct coupling makes the system brittle and slow to adapt.",
    "why_this_hurts": "Hard connections amplify shocks: a small change or spike propagates instantly and causes failures elsewhere.",
    "typical_signals": [
      "synchronous dependencies everywhere",
      "tight coupling between producers and consumers",
      "failures cascading across systems",
      "no buffering between stages"
    ]
  },
  "solution_logic": {
    "core_idea": "Replace rigid, direct connections with buffered, elastic, or mediated flows.",
    "key_rule": "Transmit intent and signals, not force and timing.",
    "how_it_resolves_the_contradiction": "Elastic mediation absorbs spikes and variability while preserving overall control."
  },
  "application_patterns": {
    "consulting": [
      "buffered demand planning instead of direct task assignment",
      "capacity pools instead of fixed allocations",
      "signal-based prioritization instead of command-based control"
    ],
    "software_engineering": [
      "message queues instead of synchronous calls",
      "backpressure mechanisms",
      "rate limiting with buffering"
    ],
    "architecture": [
      "event-driven architectures",
      "stream processing with buffers",
      "decoupled pipelines with elastic queues"
    ],
    "enterprise_sap": [
      "queued replication instead of synchronous updates",
      "buffer tables for mass data loads",
      "asynchronous integration via middleware"
    ]
  },
  "anti_patterns": [
    "buffers without limits",
    "hidden queues with no visibility",
    "using buffering to hide broken upstream logic"
  ],
  "usage_guidance": {
    "use_when": [
      "load is bursty or unpredictable",
      "synchronous coupling causes instability",
      "systems evolve at different speeds"
    ],
    "do_not_use_when": [
      "hard real-time guarantees are required",
      "buffering delays are unacceptable"
    ]
  },
  "diagnostic_questions": [
    "Where do rigid connections amplify failures?",
    "Which interactions could be softened by buffering?",
    "How much delay is acceptable for decoupling?"
  ],
  "example": {
    "before": "System A calls System B synchronously and fails when B is slow.",
    "after": "System A publishes events to a queue, and System B consumes them at its own pace."
  },
  "meta": {
    "schema": "dkharlanau.dataset.byte",
    "schema_version": "1.1",
    "dataset": "TRIZ-bytes",
    "source_project": "cv-ai",
    "source_path": "TRIZ-bytes/TRIZ-29.json",
    "generated_at_utc": "2026-02-03T14:33:32+00:00",
    "creator": {
      "name": "Dzmitryi Kharlanau",
      "role": "SAP Lead",
      "website": "https://dkharlanau.github.io",
      "linkedin": "https://www.linkedin.com/in/dkharlanau"
    },
    "attribution": {
      "attribution_required": true,
      "preferred_citation": "Dzmitryi Kharlanau (SAP Lead). Dataset bytes: https://dkharlanau.github.io"
    },
    "license": {
      "name": "",
      "spdx": "",
      "url": ""
    },
    "links": {
      "website": "https://dkharlanau.github.io",
      "linkedin": "https://www.linkedin.com/in/dkharlanau"
    },
    "contact": {
      "preferred": "linkedin",
      "linkedin": "https://www.linkedin.com/in/dkharlanau"
    },
    "canonical_url": "https://dkharlanau.github.io/datasets/TRIZ-bytes/TRIZ-29.json",
    "created_at_utc": "2026-02-03T14:33:32+00:00",
    "updated_at_utc": "2026-02-03T15:29:02+00:00",
    "provenance": {
      "source_type": "chat_export_extraction",
      "note": "Extracted and curated by Dzmitryi Kharlanau; enriched for attribution and crawler indexing."
    },
    "entity_type": "triz_byte",
    "entity_subtype": "",
    "summary": "Transmit force, control, or influence indirectly through flexible, buffered media instead of rigid connections."
  }
}