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Articles 183721 - 183750 of 197022

Full-Text Articles in Engineering

Evaluation Of Truck Escape Ramps, Jerry G. Pigman, Kenneth R. Agent Jan 1985

Evaluation Of Truck Escape Ramps, Jerry G. Pigman, Kenneth R. Agent

Kentucky Transportation Center Research Report

Out-of-control vehicles on steep grades have the potential for and frequently do result in severe accidents. There are two truck escape ramps in Kentucky, and both were constructed as a result of severe accidents and the potential for additional accidents.

One escape ramp is on the Hyden Spur (KY 118) in Leslie County. Because of geometric conditions of the highway and topographic constraints, an arrester-type escape ramp was designed with pea gravel as the arrester material. The beginning of the ramp is a 386-foot paved section on an 8-percent downgrade; followed by a gravel bed 520 feet long on a …


Nebraska Summary: S002 Deutz-Allis 7145, Nebraska Tractor Test Lab Jan 1985

Nebraska Summary: S002 Deutz-Allis 7145, Nebraska Tractor Test Lab

Nebraska Tractor Tests

ABOUT THE TEST REPORT AND USE OF THE DATA The test data contained in this report are a tabulation of the results of a series of tests. Due to the restricted format of these pages, only a limited amount of data and not all of the tractor specifications are included. The full OECD report contains usually about 30 pages of data and specifications. The test data were obtained for each tractor under similar conditions and therefore, provide a means of comparison of performance based on a limited set of reported data. EXPLANATION OF THE TEST PROCEDURES Purpose The purpose of …


Nebraska Summary: S112 S.A.M.E Laser 100vdt, Nebraska Tractor Test Lab Jan 1985

Nebraska Summary: S112 S.A.M.E Laser 100vdt, Nebraska Tractor Test Lab

Nebraska Tractor Tests

ABOUT THE TEST REPORT AND USE OF THE DATA The test data contained in this report are a tabulation of the results of a series of tests. Due to the restricted format of these pages, only a limited amount of data and not all of the tractor specifications are included. The full OECD report contains usually about 30 pages of data and specifications. The test data were obtained for each tractor under similar conditions and therefore, provide a means of comparison of performance based on a limited set of reported data. EXPLANATION OF THE TEST PROCEDURES Purpose The purpose of …


Center For Computer Based Learning Policies And Procedures Manual, Nova Southeastern University Jan 1985

Center For Computer Based Learning Policies And Procedures Manual, Nova Southeastern University

College of Engineering and Computing Course Catalogs

No abstract provided.


The Doctor Of Education In Computer Education An Online Program For Professional Success, Nova Southeastern University Jan 1985

The Doctor Of Education In Computer Education An Online Program For Professional Success, Nova Southeastern University

College of Engineering and Computing Course Catalogs

No abstract provided.


Doctor Of Arts In Information Sciences Brochure 1985, Nova Southeastern University Jan 1985

Doctor Of Arts In Information Sciences Brochure 1985, Nova Southeastern University

College of Engineering and Computing Course Catalogs

No abstract provided.


Center For Computer-Based Learning Doctor Of Arts In Information Science And In Training And Learning, Nova Southeastern University Jan 1985

Center For Computer-Based Learning Doctor Of Arts In Information Science And In Training And Learning, Nova Southeastern University

College of Engineering and Computing Course Catalogs

No abstract provided.


Master Of Science In Computer-Based Learning Overview, Nova Southeastern University Jan 1985

Master Of Science In Computer-Based Learning Overview, Nova Southeastern University

College of Engineering and Computing Course Catalogs

No abstract provided.


Doctoral Degree In Computer Education, Nova Southeastern University Jan 1985

Doctoral Degree In Computer Education, Nova Southeastern University

College of Engineering and Computing Course Catalogs

No abstract provided.


Doctor Of Arts In Information Science 1985-86 Catalog, Nova Southeastern University Jan 1985

Doctor Of Arts In Information Science 1985-86 Catalog, Nova Southeastern University

College of Engineering and Computing Course Catalogs

No abstract provided.


Stress And Stress Management Among Geoscientists In The U.S. Petroleum Industry, August 1984: An Analysis, Ann M. Hagni Jan 1985

Stress And Stress Management Among Geoscientists In The U.S. Petroleum Industry, August 1984: An Analysis, Ann M. Hagni

Masters Theses

"For the past three years, employment in the petroleum industry has declined significantly. This, along with many other factors, has created a potentially stressful situation similar to the petroleum industry recession of the late 1950s. A four page "Stress Questionnaire" mailed to 1000 geoscientists in the U.S. petroleum industry in August, 1984, concludes that geoscientists appear to be coping very well with their potentially stressful situation.

These geoscientists rated themselves considerably up-to-date with respect to their professional discipline and show a strong need to grow and develop. They are very personally involved in their work and at least some of …


Screening Design Test For Cyclic Voltammetric Evaluation Of Zinc Sulfate Electrolyte, R. K. Singh, Thomas J. O'Keefe Jan 1985

Screening Design Test For Cyclic Voltammetric Evaluation Of Zinc Sulfate Electrolyte, R. K. Singh, Thomas J. O'Keefe

Materials Science and Engineering Faculty Research & Creative Works

A statistical screening design program was conducted to determine the effects of certain operating parameters in the cyclic voltametric evaluation of zinc sulfate electrolyte. The variables studied included solution temperature, sulfuric acid and zinc concentrations, and scan rate. Solution temperature was found to be the most significant factor affecting the initial potential, followed by scan rate and zinc concentration. Based on screening design data, mathematical equations were developed to predict polarization behavior of addition-free zinc sulfate electrolytes. A few preliminary tests on the effect of impurities and organic additives, such as Sb(III) and glue, on potential, deposit morphology, and crystal …


Comment On “Dielectric Properties Of Lead‐Magnesium Niobate Ceramics”, Jyoti P. Guha Jan 1985

Comment On “Dielectric Properties Of Lead‐Magnesium Niobate Ceramics”, Jyoti P. Guha

Materials Science and Engineering Faculty Research & Creative Works

No abstract provided.


Fourier Transforms Over Warped Domains., Richard E. Dubroff Jan 1985

Fourier Transforms Over Warped Domains., Richard E. Dubroff

Electrical and Computer Engineering Faculty Research & Creative Works

The Author Shows that There May Be an Advantage to Computing Fourier Transforms Over Warped Domains. an Example of Such an Improvement is Provided. It is Also Shown How the Fourier Transform May Be Evaluated from Data Observed over a Warped Domain.


Structural Analysis Of Rigid Pavements With Pumping: Summary Informational Report, Jesus Silverio Larralde Jan 1985

Structural Analysis Of Rigid Pavements With Pumping: Summary Informational Report, Jesus Silverio Larralde

JTRP Technical Reports

No abstract provided.


Pcstabl4 User Manual : Information Report, James Richard Carpenter Jan 1985

Pcstabl4 User Manual : Information Report, James Richard Carpenter

JTRP Technical Reports

No abstract provided.


Selection And Use Of Fly Ash For Highway Concrete, Sidney Diamond Jan 1985

Selection And Use Of Fly Ash For Highway Concrete, Sidney Diamond

JTRP Technical Reports

No abstract provided.


Energy Conservation And Cost Savings Related To Highway Maintenance: Executive Summary, Mitsuru Saito, Essam Abdel-Aziz Sharaf, Kumares C. Sinha Jan 1985

Energy Conservation And Cost Savings Related To Highway Maintenance: Executive Summary, Mitsuru Saito, Essam Abdel-Aziz Sharaf, Kumares C. Sinha

JTRP Technical Reports

No abstract provided.


Nebraska Summary: S006 Deutz-Allis 6275, Nebraska Tractor Test Lab Jan 1985

Nebraska Summary: S006 Deutz-Allis 6275, Nebraska Tractor Test Lab

Nebraska Tractor Tests

ABOUT THE TEST REPORT AND USE OF THE DATA The test data contained in this report are a tabulation of the results of a series of tests. Due to the restricted format of these pages, only a limited amount of data and not all of the tractor specifications are included. The full OECD report contains usually about 30 pages of data and specifications. The test data were obtained for each tractor under similar conditions and therefore, provide a means of comparison of performance based on a limited set of reported data. EXPLANATION OF THE TEST PROCEDURES Purpose The purpose of …


Nebraska Summary: S005 Deutz-Allis 6265, Nebraska Tractor Test Lab Jan 1985

Nebraska Summary: S005 Deutz-Allis 6265, Nebraska Tractor Test Lab

Nebraska Tractor Tests

ABOUT THE TEST REPORT AND USE OF THE DATA The test data contained in this report are a tabulation of the results of a series of tests. Due to the restricted format of these pages, only a limited amount of data and not all of the tractor specifications are included. The full OECD report contains usually about 30 pages of data and specifications. The test data were obtained for each tractor under similar conditions and therefore, provide a means of comparison of performance based on a limited set of reported data. EXPLANATION OF THE TEST PROCEDURES Purpose The purpose of …


Evaluation Of Percolation Ponds For Design And Operation, David A. Baar Jan 1985

Evaluation Of Percolation Ponds For Design And Operation, David A. Baar

Retrospective Theses and Dissertations

Land application of domestic wastewater effluent by rapid rate infiltration (i.e., percolation ponds) is a very successful and cost-effective method for wastewater management. Municipal percolation pond systems have been successfully operated in the United States for about 100 years. The disposal concept depends on a relatively high rate of secondary wastewater effluent infiltration into the soil by rapid percolation, either vertically or horizontally, away from the application surface area. This study was accomplished to determine infiltration rates at two working percolation pond systems and the variability of these rates, to compare the operating results with the initial design, and to …


Design Of A Gold Code Generator For Use In Code Division Multiple Access Communication System, Mark W. Young Jan 1985

Design Of A Gold Code Generator For Use In Code Division Multiple Access Communication System, Mark W. Young

Retrospective Theses and Dissertations

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 are generated by the mod-2 addition of two linear maximal length pseudo-random noise codes, each of which corresponds to a sixth-order primitive polynomial. A computer model of the design is used to generate all 65 possible members of the Gold code sequence family. A tabulation of all sequences and their initial condition “keys” is provided, along with a designation as to which code …


Dipstk-A Process Control Language, Charles C. Strange Jan 1985

Dipstk-A Process Control Language, Charles C. Strange

Retrospective Theses and Dissertations

Process control languages are generally complex and machine-oriented. Their use requires a high degree of skill, not only in process control knowledge, but also in the programming. On one extreme, control programs are written in assembler language. This is a time-consuming process and the high investment is tailored to a specific application. The resulting programs are difficult to communicate between the programmer and the user. On the other extreme, recent attempts have used high-level languages, i.e., FORTRAN, but these still require assembly-level supplements. In general, only the programmers know what the program does. Thus, a void exists between the programmer …


Water Supplies : Dams And Roaded Catchments, W J. Burdass, T. R. Negus, A. L. Prout, I. A. F. Laing Jan 1985

Water Supplies : Dams And Roaded Catchments, W J. Burdass, T. R. Negus, A. L. Prout, I. A. F. Laing

Journal of the Department of Agriculture, Western Australia, Series 4

Western Australia's Upper and Lower Great Southern statistical areas include most of the broad-scale agricultural land south of a line from Perth to Hyden. Much of the area is well-developed and carries 13.4 million sheep, 203 00 cattle and 95 000 pigs, almost half the State's livestock.

There are few natural rivers and lakes to water livestock in summer and much of the bore water is salty. On-farm waterr conservation, therefore, consits mainly of excavated earth tanks (dams) which are filled by surface runoff or shallow seepage. In the drier areas and in the sandplain roaded catchments have neen built …


A Routine Maintenance And Pavement Performance Relationship Model For Highways : Informational Report, Tien Fang Fwa, Kumares C. Sinha Jan 1985

A Routine Maintenance And Pavement Performance Relationship Model For Highways : Informational Report, Tien Fang Fwa, Kumares C. Sinha

JTRP Technical Reports

No abstract provided.


Energy Conservation And Cost Savings Related To Highway Maintenance, Mitsuru Saito, Essam Abdel-Aziz Sharaf, Kumares C. Sinha Jan 1985

Energy Conservation And Cost Savings Related To Highway Maintenance, Mitsuru Saito, Essam Abdel-Aziz Sharaf, Kumares C. Sinha

JTRP Technical Reports

No abstract provided.


A Survey Of Microcomputers In Training Devices, Kenneth P. Kelly Jan 1985

A Survey Of Microcomputers In Training Devices, Kenneth P. Kelly

Retrospective Theses and Dissertations

This report surveys the use of microcomputers in existing and emerging training devices, with an emphasis on military training devices. Other major purposes of this report are to familiarize the training device designer with the capabilities of the microcomputer and present the designer with the set of issues to consider in determining if a microcomputer could be used in his particular trainer. After providing a description of training devices, this study addresses the definition and capabilities of current microcomputers. Current applications of training devices that utilize both single and multiple, or distributed, microprocessors are given. Next, an overview of the …


Visual Observations Of An Air-Water Mixture Flowing Through A Tube Support Plate With Circular-Hole And Trefoil-Hole Designs, Gary W. Caille Jan 1985

Visual Observations Of An Air-Water Mixture Flowing Through A Tube Support Plate With Circular-Hole And Trefoil-Hole Designs, Gary W. Caille

Retrospective Theses and Dissertations

The flow patterns of an air-water mixture at atmospheric pressure were visually observed through a simulated vertical steam generator tube support plate of circular hole and trefoil designs. Flow oscillations with a period on the order of 0.4 seconds were observed in both support plates at similar mass flow rate combinations. The oscillation consisted of a period of rapid surging followed by a low flow or stagnation period on the order of 0.1 seconds. Reverse (downward) flow was also observed for part of the oscillation cycle in the trefoil support plate. The flow oscillations that exist in one tube support …


An Interactive Training Device Using A Laser Video Disc, Mary C. Bertrand Jan 1985

An Interactive Training Device Using A Laser Video Disc, Mary C. Bertrand

Retrospective Theses and Dissertations

The goal of this paper is to develop an interactive training system. Although the system developed was used to train tank gunners, the system concepts are generic in that they can be applied to many training scenarios. Applications of computer-based training systems are briefly discussed. The system concepts are defined and hardware and software subsystems are outlined. An architectural overview will precede a detailed discussion of subsystems.


Transient Flow Inverse Study Calculation Of Unsaturated Permeability Of Wood, Farid Piroozmandi Jan 1985

Transient Flow Inverse Study Calculation Of Unsaturated Permeability Of Wood, Farid Piroozmandi

Dissertations and Theses

One of the major processes in lumber industry is wood drying. This process consumes large amounts of energy and capital, and due to the length of time it takes, it acts as a governing factor in lumber production levels. Development of improvements in processes and equipment used in wood drying can be expedited through computer simulation of various drying procedures. These numerical simulations depend on the accuracy of numerical models representing wood transport properties, including functional dependency of liquid permeability through wood with respect to local saturation level. Data available in the literature mainly represent wood permeability properties at fully …