DQRID : D120604.1
Start DateStart TimeEnd DateEnd Time
04/29/2012190005/18/20120130
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Subject:
SGP/MFRSR/E34 - Shadowband failure
DataStreams:sgpmfrsraod1michE34.c1, sgpmfrsrE34.b1, sgpmfrsrE34.a0
Description:
A fuse on the motor controller board failed, resulting in the shadowband not functioning.  
Fuse was replaced on 5/17 just before 1600 UTC.  DQR runs until sunset that day (so ends 
on 5/18 at 0130 UTC).  There was a shading issue evident the afternoon the fuse was 
replaced.  That was resolved the next day.
Suggestions: 
Measurements:sgpmfrsrE34.a0:
  • Direct Horizontal Broadband Irradiance(direct_horizontal_broadband)
  • Narrowband hemispheric irradiance, filter 4(hemisp_narrowband_filter4_raw)
  • Narrowband Hemispheric Irradiance, Filter 3(hemisp_narrowband_filter3_raw)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4)
  • Narrowband diffuse hemispheric irradiance, filter 5, offset and cosine corrected(diffuse_hemisp_narrowband_filter5)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 6, offset corrected(diffuse_hemisp_narrowband_filter6)
  • Narrowband Hemispheric Irradiance, Filter 6(hemisp_narrowband_filter6_raw)
  • Diffuse narrowband hemispheric irradiance, filter 6(diffuse_hemisp_narrowband_filter6_raw)
  • Narrowband hemispheric irradiance, filter 5(hemisp_narrowband_filter5_raw)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 5(diffuse_hemisp_narrowband_filter5_raw)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 1, offset corrected(diffuse_hemisp_narrowband_filter1)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 2, offset corrected(diffuse_hemisp_narrowband_filter2)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3)
  • Hemispheric broadband irradiance(hemisp_broadband_raw)
  • Diffuse narrowband hemispheric irradiance, filter 4(diffuse_hemisp_narrowband_filter4_raw)
  • Diffuse Hemispheric Broadband Irradiance, offset corrected(diffuse_hemisp_broadband)
  • Narrowband Direct Horizontal Irradiance, Filter 5, cosine corrected(direct_horizontal_narrowband_filter5)
  • Narrowband Direct Horizontal Irradiance, Filter 6, cosine corrected(direct_horizontal_narrowband_filter6)
  • Direct Horizontal Narrowband Irradiance, Filter 3(direct_horizontal_narrowband_filter3)
  • Narrowband Direct Horizontal Irradiance, Filter 4, cosine corrected(direct_horizontal_narrowband_filter4)
  • Direct horizontal narrowband irradiance, filter 1(direct_horizontal_narrowband_filter1)
  • Narrowband Direct Horizontal Irradiance, Filter 2, cosine corrected(direct_horizontal_narrowband_filter2)
  • Diffuse narrowband hemispheric irradiance, filter 3(diffuse_hemisp_narrowband_filter3_raw)
  • Narrowband Hemispheric Irradiance, Filter 5, offset corrected(hemisp_narrowband_filter5)
  • Narrowband hemispheric irradiance, filter 6, nominal wavelength is 935 nm(hemisp_narrowband_filter6)
  • Narrowband hemispheric irradiance, filter 3, offset and cosine corrected(hemisp_narrowband_filter3)
  • Narrowband hemispheric irradiance, filter 4, offset and cosine corrected(hemisp_narrowband_filter4)
  • Narrowband Hemispheric Irradiance, Filter 1, offset corrected(hemisp_narrowband_filter1)
  • Narrowband hemispheric irradiance, filter 2(hemisp_narrowband_filter2_raw)
  • Narrowband Hemispheric Irradiance, Filter 2(hemisp_narrowband_filter2)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 2(diffuse_hemisp_narrowband_filter2_raw)
  • Diffuse Hemispheric Broadband Irradiance(diffuse_hemisp_broadband_raw)
  • Narrowband hemispheric irradiance, filter 1(hemisp_narrowband_filter1_raw)
  • Hemispheric broadband irradiance(hemisp_broadband)
  • Diffuse narrowband hemispheric irradiance, filter 1(diffuse_hemisp_narrowband_filter1_raw)
more
sgpmfrsrE34.b1:
  • Direct normal narrowband irradiance, filter 2, offset corrected(direct_normal_narrowband_filter2)
  • Narrowband Direct Normal Irradiance, Filter 3, cosine corrected(direct_normal_narrowband_filter3)
  • Narrowband Direct Normal Irradiance, Filter 1(direct_normal_narrowband_filter1)
  • Direct normal narrowband irradiance, filter 6, offset corrected(direct_normal_narrowband_filter6)
  • Direct normal narrowband irradiance, filter 4, offset corrected(direct_normal_narrowband_filter4)
  • Narrowband Direct Normal Irradiance, Filter 5(direct_normal_narrowband_filter5)
  • Narrowband Hemispheric Irradiance, Filter 1, offset corrected(hemisp_narrowband_filter1)
  • Narrowband Hemispheric Irradiance, Filter 2(hemisp_narrowband_filter2)
  • Narrowband hemispheric irradiance, filter 3, offset and cosine corrected(hemisp_narrowband_filter3)
  • Narrowband hemispheric irradiance, filter 4, offset and cosine corrected(hemisp_narrowband_filter4)
  • Narrowband Hemispheric Irradiance, Filter 5, offset corrected(hemisp_narrowband_filter5)
  • Narrowband hemispheric irradiance, filter 6, nominal wavelength is 935 nm(hemisp_narrowband_filter6)
  • Ratio of direct_normal_broadband to diffuse_hemisp_broadband(direct_diffuse_ratio_broadband)
  • Ratio of direct_normal_filter1 to diffuse_hemisp_filter1(direct_diffuse_ratio_filter1)
  • Ratio of direct_normal_narrowband_filter3 to diffuse_hemisp_narrowband_filter3(direct_diffuse_ratio_filter3)
  • Ratio of direct_normal_filter2 to diffuse_hemisp_filter2(direct_diffuse_ratio_filter2)
  • Ratio of direct_normal_filter5 to diffuse_hemisp_filter5(direct_diffuse_ratio_filter5)
  • Ratio of direct_normal_filter4 to diffuse_hemisp_filter4(direct_diffuse_ratio_filter4)
  • Direct Horizontal Narrowband Irradiance, Filter 3(direct_horizontal_narrowband_filter3)
  • Narrowband Direct Horizontal Irradiance, Filter 4, cosine corrected(direct_horizontal_narrowband_filter4)
  • Direct horizontal narrowband irradiance, filter 1(direct_horizontal_narrowband_filter1)
  • Narrowband Direct Horizontal Irradiance, Filter 2, cosine corrected(direct_horizontal_narrowband_filter2)
  • Hemispheric broadband irradiance(hemisp_broadband)
  • Narrowband Direct Horizontal Irradiance, Filter 5, cosine corrected(direct_horizontal_narrowband_filter5)
  • Narrowband Direct Horizontal Irradiance, Filter 6, cosine corrected(direct_horizontal_narrowband_filter6)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 1, offset corrected(diffuse_hemisp_narrowband_filter1)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 2, offset corrected(diffuse_hemisp_narrowband_filter2)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3)
  • Direct Horizontal Broadband Irradiance(direct_horizontal_broadband)
  • Ratio of direct_normal_narrowband_filter6 to diffuse_hemisp_narrowband_filter6(direct_diffuse_ratio_filter6)
  • Diffuse Hemispheric Broadband Irradiance, offset corrected(diffuse_hemisp_broadband)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4)
  • Direct Normal Broadband Irradiance, cosine corrected, broadband scale applied(direct_normal_broadband)
  • Narrowband diffuse hemispheric irradiance, filter 5, offset and cosine corrected(diffuse_hemisp_narrowband_filter5)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 6, offset corrected(diffuse_hemisp_narrowband_filter6)
more
sgpmfrsraod1michE34.c1:
  • HLN(VN)
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