Model Approach to a Groundwater Problem
Use of models to determine directions of flow, velocities, location of hydraulic divides, and to forecast conditions which may occur in future; electric analog plotter and hydraulic model...

Digital Computers for Pipeline Network Analysis
Description of equipment and procedure used in analysis of water distribution systems; advantages and disadvantages of digital and analog (McIlroy) computers as they apply to distribution...

An Analog Computer for the Oxygen Sag Curve
Theory for application of electric analogy in field of stream pollution adapted to needs of sanitary engineering; use is made of Streeter-Phelps Oxygen Sag equation to develop new equations...

Structural Dynamics in Earthquake-Resistant Design
Recent research efforts utilizing high-speed digital computers and electric analogs have indicated vast differences between design and code values for structures and their actual earthquake...

Mechanical Analogs Aid Graphical Flood Routing
Graphical techniques for routing directly on plotted hydrograph charts discussed for case of simple, linear storage discharge function, Muskingum equation, linear storage function in conjunction...

Electric Analog for Level-Net Adjustment
Analogy between electrical network and level net suggests method for adjustment of level net; electrical computor for this problem can be handled by civil engineers; calculation methods...

Analog Computers Applied to Elasto-Plastic Systems
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Electrical Analogs of Statically Loaded Structures
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Analog Computers Applied to Elasto-Plastic Systems
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Electrical Analogs of Statically Loaded Structures
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Solution of an Hydraulic Problem by Analog Computer
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Application of Electronic Flow Routing Analog
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