From GridLAB-D Wiki
// Examples:1d.glm clock { timezone EST+5EDT; starttime '2000-01-01 00:00:00'; stoptime '2001-01-01 00:00:00'; } module residential; module tape; object house { object recorder { property air_temperature; file temperature.csv; in '2000-04-01 00:00:00'; out '2000-04-02 00:00:00'; }; }