W-hr


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W-hr

abbr.
watt-hour
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As shown in Table 2, power consumption was similar to the simulation predictions, totalling over 200 W-hr for both tests.
Selected Mars Rovers and Landers Compared Mars landers Mass Number of science Average energy (kg) Instruments * used per sol Viking lander 576 8 1,600 watt- Hours (RTG) Sojourner 10.6 1 100 w-hr (solar array) Spirit/Opportunity 185 5 900 w-hr (solar array) Curiosity 900 10 2,400 w-hr (RTG) Mars landers Mission goal Mission duration Viking lander Conduct a detailed Lander 1: 2,245 sols scientific Lander 2: 1,281 sols investigation of Mars, including a search for life.
Proposed Emissions Standards For Spark-Ignited Engines Emission Standards Model Year Testing Type HC + [NO.sub.x] CO 2004-2006 Duty-Cycle 4.0 50.0 2007 and Later Duty-Cycle 4.0 2.5 Field Testing 5.6 4.0 Alternative Emission Standards Model Year HC + [NO.sub.x] CO 2004-2006 -- -- 2007 and Later 1.3 25.0 1.8 50.0 Proposed Recreational Vehicle Emissions Standards Emission Standard HC CO Vehicle Model Year g/k W-hr g/kW-hr Phase-In Snowmobiles 2006 100 275 100% 2010 75 200 100% HC + [NO.sub.x] CO g/km g/km Off-Highway 2006 2.0 25.0 50% Motorcycles 2007 and later 2.0 25.0 100% ATVs 2006 2.0 25.0 50% 2007 and later 2.0 25.0 100% 2009 1.0 25.0 50% 2010 and Later 1.0 25.0 100% Proposed Emissions Standards For Marine Diesels Category Implementation HC + [NO.sub.x] PM CO Date 0.5 - 0.9 disp.