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Living Machine

1980
  • John Todd
  • Nancy Jack Todd
نظام بيئي لمعالجة مياه الصرف الصحي مع أنظمة بيئية متنوعة لتنقية المياه.

(صورة توضيحية فقط)

A patented form of ecological wastewater treatment and water reclamation system developed by Dr. John Todd. It uses a series of diverse ecosystems, including bacteria, algae, plants, snails, and fish, within controlled environments like tanks or greenhouses, to purify water. The system mimics the natural purification processes of wetlands and other aquatic ecosystems but in an intensified, engineered setting.

A Living Machine, also known as an Eco-Machine, is an advanced ecological engineering system for treating wastewater. It was pioneered by biologist John Todd at the New Alchemy Institute. Unlike conventional chemical or mechanical wastewater treatment plants, a Living Machine employs a complex, self-organizing web of living organisms to perform the purification. The process typically involves a series of tanks or cells, each containing a distinct ecosystem tailored to a specific stage of treatment.

Wastewater flows sequentially through these cells. The first stages often involve anaerobic and anoxic tanks where microbes break down solids and organic compounds. Subsequent stages are aerobic, housed in clear tanks or greenhouses to allow for البناء الضوئي. These tanks contain a diverse array of plants (like water hyacinths or cattails) whose roots provide vast surface area for beneficial bacteria and microorganisms. Snails, amphipods, and other invertebrates graze on algae and biofilms, while fish may be introduced in later stages to consume smaller organisms. The result is a robust, resilient system that can effectively remove pathogens, nutrients, and organic pollutants, producing high-quality reclaimed water suitable for non-potable uses like irrigation or toilet flushing.

UNESCO Nomenclature: 3305
- الهندسة البيئية

يكتب

الجهاز المادي

خلل

كبير

الاستخدام

متخصصة/متخصصة

مقدمات

  • studies of natural wetland ecosystems and their purification capabilities
  • بحث كاثي سايدل حول استخدام الروث لتنقية المياه في ألمانيا (الستينيات)
  • h.t. odum’s work on ecosystem ecology and energy flows
  • التقدم في علم الأحياء الدقيقة وفهم الميكروبات اتحادات
  • سعي الحركة البيئية لإيجاد بدائل للتقنيات التي تعتمد بشكل مكثف على المواد الكيميائية

التطبيقات

  • مركز آدم جوزيف لويس للدراسات البيئية في كلية أوبرلين
  • findhorn foundation eco-village in scotland
  • port of portland headquarters, oregon
  • esalen institute, california
  • daxing eco-farm, beijing, china

براءات الاختراع:

  • US4789470A
  • US5087353A
  • US5486291A

أفكار ابتكارية محتملة

  • miniaturized home-scale living machines for single-family residences
  • modular, scalable living machine units for disaster relief zones
  • integration with vertical farming to create a حلقة مغلقة food and water system
  • bio-sensors that use the health of indicator species within the machine to monitor water quality in real-time
  • living machines designed to break down specific industrial pollutants like pharmaceuticals or microplastics
  • floating living machine barges to clean polluted urban canals and rivers
  • integration into building facades as a “living wall” that also treats greywater
  • systems adapted for arid climates with high evaporation rates
  • living machines designed for spacecraft life support systems
  • commercial kits for schools to build and study small-scale living machines
Related to: living machine, john todd, ecological engineering, wastewater treatment, المعالجة البيولوجية, constructed wetland, eco-machine, المعالجة النباتية, new alchemy institute, water purification.

السياق التاريخي

Living Machine

1975-06-01
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