Knowledge and Techniques

Here we have posted some of the presentation materials presented by Tokyo Waterworks at past international conferences.
All of them can be viewed free of charge, but must not be copied without permission.
Papers and posters presented at the 2018 IWA World Water Congress & Exhibition
are summarized here.

Water Quality

• [1-1] Investigation of the behavior of ammonia oxidizing microorganisms in water purification processes
• [1-2] Rapid Method of Measuring Bacteria with the Use of a Flow Cytometer
• [1-3] Risk Control of Accidental Water Quality Deterioration in Tokyo Metropolitan Waterworks
• [1-4] Water Safety Plans in Tokyo Metropolitan Waterworks
• [1-5] Production of a Serious Musty Odor in the Clean Upper Reaches: Behavior of the 2-MIB Production by Benthic Cyanobacteria and Our Countermeasures
• [1-6] Removal of Hexamethylenetetramine by Advanced Water Treatment
• [1-7] Occurrence of Musty Odor in Clean Upper River due to Benthic Cyanobacteria- Occurrence and Behavior in River -
• [1-8] Proper Management of Residual Chlorine Concentration in Tap Water for Reduce Chlorine Odor

Leakage Prevention

• [2-1] Prevention of Leakage in Tokyo

Risk Management

• [3-1] On the use of steel pipe for crossing fault of flexure type in the Tama South-North line (tentative) development project
• [3-2] Effort of Reinforcing Earthquake-Resistant Joint of Water Distribution Pipes in Tokyo Waterworks
• [3-3] Emergency Water Supply from Fire Hydrants and others Residents and Municipalities as New Provides
• [3-4] Development of a Simulation System for Water Failure Rate in the Event of Large Earthquakes - A Tool for Optimizing Water Pipe Replacement Projects
• [3-5] Duplexing and Networking of Pipelines to Prepare for Risk
• [3-6] Efforts Aimed at Quick Incident Response at the Time of Earthquake Introduction of Water Pressure Checking System via Communication Lines
• [3-7] Securing Materials for Recovery in the Event of Epicentral Earthquake in the Capital City: Never-interrupted Supply Chain
• [3-8] Stabilization of Power Source with Self-sustained Power Generation Facilities in Water Purification Plants
• [3-9] Tokyo Waterworks’ Earthquake Countermeasures: Towards Earthquake resilient Water Services in Tokyo

ICT

• [4-1] Smart Solution for water supply in Tokyo
• [4-2] Rapid Emergency Repairs of Water Pipes through the Construction of a Leakage Information Collection System

Management

• [5-1] Endeavour for Asset Management in Tokyo Waterworks
• [5-2] Strategic Restructuring of Waterworks Facilities through the Utilization of Asset Management
• [5-3] For a Sustainable Water Management
• [5-4] Wide-Area Business Operation in the Tama Area

Environment and Energy Efficiency

• [6-1] Introduction of Energy Saving System in Water Supply Stations
• [6-2] Utilization of Renewable Energy in Metropolitan Waterworks: Is Renewable Energy a Key to Solving Energy and Environmental Issues?

Water Supply

• [7-1] Direct Water Service System to High-rise Buildings and Situation of Introduction Thereof
• [7-2] Ensuring stable water supply by centralized administrative control over a large scale water supply network

Water Resource

• [8-1] Management of Water Conservation Forests for Over 100 Years

Facility Planning

• [9-1] Towards the Sustainable Waterworks Facilities for the National Capital of Japan