3,314 research outputs found
Swirl coaxial injector element characterization for booster engines
Recent hot fire testing at the Marshall Space Flight Center (MSFC) has indicated the swirl-coaxial element to be a viable candidate for the STBE injector. Plans are to test the current 40K lbf thrust injector at the higher chamber pressure and colder fuel temperature which are anticipated for STBE. A cold flow program to characterize the swirl coax element over a range of operating points was conducted. The results are presented and compared to the hot fire data. Predictions for compatibility, performance and stability are then presented for the uprated test conditions
Apollo extension system lsv studies. mission command and control
Steering system and control circuit for Lunar Surface Vehicle /LSV/ - Apollo projec
Teaching the discrimination between fact and opinion in grades four and five
Thesis (Ed.M.)--Boston Universit
ECONOMIC EFFECTS OF COPPER-NICKEL DEVELOPMENT IN NORTHEAST MINNESOTA
Computer simulations of industry gross output, employment and earnings changes associated with alternative copper-nickel development scenarios are presented in this report. The direct and indirect economic effects of seven development scenarios are projected for a mining impact Study Area in St. Louis County, Minnesota.Community/Rural/Urban Development, Resource /Energy Economics and Policy,
ECONOMIC EFFECTS OF MINNESOTA PEATLAND DEVELOPMENT
Existing peatland development and future uses for peat are described and evaluated in this report. Scenarios for future development of the study area peat industry are described in terms of employment, earnings, capital investment, and value of production. Forecasts of the potential impacts of peatland development on regional industry production, employment, earnings, and population are presented. These impacts are determined by using SIMLAB, an acronym for a regional socio-economic computer model developed at the University of Minnesota for quantitative analysis of the direct, indirect and induced socio-economic effects of events like peatland development.Land Economics/Use,
USERS' GUIDE TO THE MINNESOTA REGIONAL DEVELOPMENT SIMULATION LABORATORY
This manual is a users' guide to the Minnesota Regional Development Simulation Laboratory, called SIMLAB.Community/Rural/Urban Development,
Apollo logistic support systems nolab studies- mission command and control interim report
Vehicle stability, steering, and control system characteristics for Apollo logistic support of lunar mobile laboratory /Molab
Apollo logistics support systems molab studies- task report on mission command and control technical report, 1 jul. 1964 - 1 sep. 1964
Stabilization of Lunar Mobile Laboratory VI
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