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| Similar Articles: |
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By Dennis Scanlin
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Issue: Apr/May 1997 (#58)
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| Dennis Scanlin and his students get down to it, comparing the technical advantages of various domestic hot water heating systems. Drain down, glycol, and drain back, as well as DC and ac pumps and single wall vs. double wall heat exchangers are examined. |
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By Richard Perez, Joe Schwartz
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Issue: Jun/Jul 2000 (#77)
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| A growth spurt in the system that powers Home Power’s editorial office—the new system (in a new room) is 24 volts, with flexibility for equipment testing and future growth. Take the tour. |
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By Will Greenslate
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Issue: Jun/Jul 2001 (#83)
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| Will and Norma Greenslate knew they just had to move to the woods. But they lacked the money to jump into their dream RE system immediately. Their patience allowed time for homework, and when the right time came, they were ready. |
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By Peter Talbot
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Issue: Apr/May 2000 (#76)
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| What better place to utilize hydro power than coastal British Columbia? A youth camp installs a substantial system with 500 feet (216 psi) of head, 2,200 feet of pipe, and a 10 inch Pelton runner. |
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By Shari Prange
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Issue: Feb/Mar 2002 (#87)
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| City Cars are the urban solution — faster and with more range than an NEV, yet still electric, and compact compared to even the smallest of gas machines. |
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