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20-kW Solar Photovoltaic Flat-Panel Power System for an Uninterruptible Power-System Load in El Paso, Texas. Phase Ii. System Fabrication. Final Report October 1, 1979-May 31, 1981
The system plans, construction, integration and test, and performance evaluation are discussed for the photovoltaic power supply at the Newman Power Station in El Paso, Texas. The system consists of 64 parallel-connected panels, each panel containing nine series-connected photovoltaic modules. The system is connected, through power monitoring equipment, to an existing DC bus that supplies uninterruptible power to a computer that controls the power generating equipment. The site is described and possible environmental hazards are assessed. Site preparation and the installation of the photovoltaic panels, electrical cabling, and instrumentation subsystems are described. System testing includes initial system checkout, module performance test, control system test. A training program for operators and maintenance personnel is briefly described, including visual aids. Performance data collection and analysis are described, and actual data are compared with a computer simulation. System drawings are included. (LEW)
Date:
December 1, 1981
Creator:
Risser, V.V.
Object Type:
Report
System:
The UNT Digital Library
Attachment for Thimbles.
Patent for invention for the improvement of attachments for thimbles. "The objects of the invention are to produce a device of simple construction for cutting the thread when sewing that can be readily applied to old as well as to new thimbles; also to produce the device in such manner that the thread can be quickly and conveniently cut at any desired point in an expeditious manner " (lines 17-24). Includes specifications and illustrations.
Date:
May 1, 1900
Creator:
Brown, Archie Edwards
Object Type:
Patent
System:
The Portal to Texas History
Controlling System for Motor Traction-Cars
Patent for a controlling system for motor traction cars which is automatic.
Date:
November 1, 1910
Creator:
Mayo, William C.
Object Type:
Patent
System:
The Portal to Texas History
Cleaning Apparatus.
Patent for a cleaning apparatus, which cleans objects by blasting air across them and has an air cleaning system for use after the cleaning is done.
Date:
June 1, 1909
Creator:
Mayo, William C. & Houlehan, John
Object Type:
Patent
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. Seventh Year, No. 126, Ed. 1 Wednesday, June 1, 1887
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
June 1, 1887
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. Seventh Year, No. 76, Ed. 1 Friday, April 1, 1887
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
April 1, 1887
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. Sixth Year, No. 208, Ed. 1 Wednesday, September 1, 1886
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
September 1, 1886
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. EIGHTH YEAR, No. 260, Ed. 1 Thursday, November 1, 1888
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
November 1, 1888
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. NINTH YEAR, No. 1, Ed. 1 Tuesday, January 1, 1889
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
January 1, 1889
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. Sixth Year, No. 182, Ed. 1 Sunday, August 1, 1886
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
August 1, 1886
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Daily Times. (El Paso, Tex.), Vol. 5, No. 158, Ed. 1 Sunday, November 1, 1885
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
November 1, 1885
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. EIGHTH YEAR, No. 104, Ed. 1 Tuesday, May 1, 1888
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
May 1, 1888
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Daily Times. (El Paso, Tex.), Vol. 4, No. 248, Ed. 1 Sunday, February 1, 1885
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
February 1, 1885
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. EIGHTH YEAR, No. 132, Ed. 1 Friday, June 1, 1888
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
June 1, 1888
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. Seventh Year, No. 230, Ed. 1 Saturday, October 1, 1887
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
October 1, 1887
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
The El Paso Daily Times. (El Paso, Tex.), Vol. 2, No. 155, Ed. 1 Saturday, September 1, 1883
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
September 1, 1883
Creator:
Shaw-Eady, Sydney
Object Type:
Newspaper
System:
The Portal to Texas History
The El Paso Daily Times. (El Paso, Tex.), Vol. 2, No. 104, Ed. 1 Sunday, July 1, 1883
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
July 1, 1883
Creator:
Hinton, Richard J.
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. Seventh Year, No. 256, Ed. 1 Tuesday, November 1, 1887
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
November 1, 1887
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Daily Times. (El Paso, Tex.), Vol. 5, No. 115, Ed. 1 Tuesday, September 1, 1885
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
September 1, 1885
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. NINTH YEAR, No. 101, Ed. 1 Wednesday, May 1, 1889
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
May 1, 1889
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. Seventh Year, No. 1, Ed. 1 Saturday, January 1, 1887
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
January 1, 1887
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. EIGHTH YEAR, No. 209, Ed. 1 Saturday, September 1, 1888
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
September 1, 1888
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Times. (El Paso, Tex.), Vol. Eighth Year, No. 26, Ed. 1 Wednesday, February 1, 1888
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
February 1, 1888
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History
El Paso Daily Times. (El Paso, Tex.), Vol. 5, No. 88, Ed. 1 Saturday, August 1, 1885
Daily newspaper from El Paso, Texas that includes local, state and national news along with extensive advertising.
Date:
August 1, 1885
Creator:
unknown
Object Type:
Newspaper
System:
The Portal to Texas History