A computer model has been developed for the purpose of allocating funds, by department, within a university. This model categorizes each class as one of three types—lecture, problem solving, or laboratory. A standard class size is assigned to each...
A computer model has been developed to analyze the flow of a dissociating gas through a porous metal matrix. The program predicts the transient temperature distributions through the coolant gas and matrix along with the pressure distribution and...
A computer model of a fin and tube air-to-air heat exchanger is presented. The model incorporates a computational scheme to account for latent effects due to small amounts of moisture in one or both fluid streams. A testing program is described...
A computer model of a flat plate solar collector has been devised. The model is able to simulate most common types of collectors, with up to three transparent covers of any material. Using primarily equations available from the literature the...
A computer simulation experiment was conducted to evaluate and compare five individual forecasting models across nine different demand patterns. The models were based on the Medical Materiel Management System used by the US Air Force hospitals. ...
A computer simulation of a thermosyphon system allowing load drawoff and non-ideal weather conditions has been developed. The model is restricted to the more common single cover, flat plate collector system. Using an analysis based on the present...
A design for a deep ocean hydrophone is proposed here. The hydrophone's sound sensing element is comprised of a capped end, piezoelectric cylinder. This sound sensing element is encased in an acoustic coupling fluid filled elastomeric boot. A small...
A digital computer model has been developed to simulate the kinetic response of a thermal pressurized water reactor power plant. The program is capable of predicting core power and plant temperature variations which result from distrubances due to...
A fiber optic fluid level sensor based on light transmission attenuation due to bending losses is designed, built and tested. Fibers formed with reverse curvatures of decreasing radii will induce and increasing amount of lower order mode light loss...
A fixed charge model has been developed for a case study of a total energy power plant involving energy demands for chilled water, high temperature hot water, and electrical power. Using a FORTRAN computer program, which employs the Land and Doig...
A formula for the average fade time of the intensity of a spherical optical wave travelling through atmospherica turbulence is developed. The model employed involves isotropic, homogeneous statistics using a lognormal distribution for the...
A formula for the average fade time of the intesity of a plane optical wave traveling through atmospheric turbulence is developed. The model employed involves isotropic, homogeneous statistics using a lognormal distribution for the channel. The...
A Gold code sequence generator suitable for use in a code division multiple access spread spectrum communication application is designed. A dual, single return shift register configuration is used to generate Gold code sequences. The code sequences...
A linear programming model has been developed fro a Central Energy Plant which minimizes operational costs for a system involving the generation of chilled water and high temperature hot water plus the generation and/or purchase of electric power...
A mathematical computer model has been developed for the prediction of the thermal performace of a flat-plate solar collector used as the generator for an absorption cycle cooling system. The system employs thermoelectric cells to power its pump. ...
A mathematical model is derived to provide quasi-steady state predictions of the performance of a high pressure hydraulic supply system, using equations which govern the physical processes as opposed to equations which match input-output...
A mathematical model is presented for the problem of determining the two-dimensional temperature distribution resulting from the discharge of a heated effluent into a shallow, quiescent receptacle. The physical model ofr the problem is the...
A methodology is presented for evaluting the performance of database update schemes. The methodology uses the M/Hr/1 queueing model as a basis for this analysis and makes use of the history of how data is used in the database. Parameters have...
A microbiological and economic study of methan production from dairy cattle waste was performed. The profit potential of producing methane and other vendable products from dairy cattle wastes was studied using a computerized cost model. The unit...
A model (NONLINRK) was developed for a closed tank system under feedback control by an ideal proportional-integral-derivative controller. Under servo action the fluid level in the tank is altered from its equilibrium set point. Under regulatory...