.. _307cace63b54297bea3edff09092c5c1_experiments: ============= Experiments ============= ============================== ============================================================================================ ============================================================================================ ========= ================================================================================================================================================================================================================================================================================================================================================================================================== ========== Name in WDCC 6Hour Monthly Period Description Ident-Name ============================== ============================================================================================ ============================================================================================ ========= ================================================================================================================================================================================================================================================================================================================================================================================================== ========== EH5-T63L31_OM-GR1.5L40_CTL `6H `__ `MM `__ 2150-2655 Pre-industrial control experiment PI contrl EH5-T63L31_OM-GR1.5L40_20C_1 `6H `__ `MM `__ 1860-2000 20th century with anthropogenic forcing (greenhouse gases, sulfate) 20C3M         initialized in year 2190 of CTL EH5-T63L31_OM-GR1.5L40_20C_2 `6H `__ `MM `__ 1860-2000 2. realisation (initialized in year 2215 of CTL) EH5-T63L31_OM-GR1.5L40_20C_3 `6H `__ `MM `__ 1860-2000 3. realisation (initialized in year 2240 of CTL) EH5-T63L31_OM-GR1.5L40_20C_1 `6H `__ `MM `__ 2001-2100 Commitment experiment with constant concentrations (year 2000) Commit EH5-T63L31_OM-GR1.5L40_20C_2 `6H `__ `MM `__ 2001-2070 2. realisation EH5-T63L31_OM-GR1.5L40_20C_3 `6H `__ `MM `__ 2001-2100 3. realisation EH5-T63L31_OM-GR1.5L40_A1B_1 `6H `__ `MM `__ 2001-2100 SRES Szenario: A1B(initialized in year 2000 of 20C_1) SRES A1B EH5-T63L31_OM-GR1.5L40_A1B_2 `6H `__ `MM `__ 2001-2100 2. realisation (initialized in year 2000 of 20C_2) EH5-T63L31_OM-GR1.5L40_A1B_3 `6H `__ `MM `__ 2001-2100 3. realisation (initialized in year 2000 of 20C_3) EH5-T63L31_OM-GR1.5L40_A1B_1 `6H `__ `MM `__ 2101-2200 Commitment experiment with constant concentrations (year 2100) Commit EH5-T63L31_OM-GR1.5L40_A1B_2 `6H `__ `MM `__ 2101-2300 2. realisation EH5-T63L31_OM-GR1.5L40_A1B_3 `6H `__ `MM `__ 2101-2200 3. realisation EH5-T63L31_OM-GR1.5L40_B1_1 `6H `__ `MM `__ 2001-2100 SRES Szenario B1 (initialized in year 2000 of 20C_1) SRES B1 EH5-T63L31_OM-GR1.5L40_B1_2 `6H `__ `MM `__ 2001-2100 2. realisation (initialized in year 2000 of 20C_2) EH5-T63L31_OM-GR1.5L40_B1_3 `6H `__ `MM `__ 2001-2100 3. realisation (initialized in year 2000 of 20C_3) EH5-T63L31_OM-GR1.5L40_B1_1 `6H `__ `MM `__ 2101-2200 Commitment experiment with constant concentrations (year 2100) Commit EH5-T63L31_OM-GR1.5L40_B1_2 `6H `__ `MM `__ 2101-2200 2. realisation EH5-T63L31_OM-GR1.5L40_B1_3 `6H `__ `MM `__ 2101-2200 3. realisation EH5-T63L31_OM-GR1.5L40_A2_1 `6H `__ `MM `__ 2001-2100 SRES Szenario A2 (initialized in year 2000 of 20C_1) SRES A2 EH5-T63L31_OM-GR1.5L40_A2_2 `6H `__ `MM `__ 2001-2100 2. realisation (initialized in year 2000 of 20C_2) EH5-T63L31_OM-GR1.5L40_A2_3 `6H `__ `MM `__ 2001-2100 3. realisation (initialized in year 2000 of 20C_3) EH5-T63L31_OM_1CO2_1 `6H `__ `MM `__ 1860-1930 CO\ :sub:`2` only: Annual increase of 1% until CO\ :sub:`2` doubling w.r.t. CTL in year 1% to 2x         1930 (initialized in year 1860 of 20C_1)         All other concentrations like CTL EH5-T63L31_OM_1CO2_2 `6H `__ `MM `__ 1860-1930 2. realisation (initialized in year 1860 of 20C_2) EH5-T63L31_OM_1CO2_3 `6H `__ `MM `__ 1860-1930 3. realisation (initialized in year 1860 of 20C_3) EH5-T63L31_OM_1CO2_1 `6H `__ `MM `__ 1931-2080 Stabilization at CO\ :sub:`2` doubling   EH5-T63L31_OM_1CO2_2 `6H `__ `MM `__ 1931-2080 2. realisation EH5-T63L31_OM_1CO2_3 `6H `__ `MM `__ 1931-2080 3. realisation EH5-T63L31_OM-GR1.5_CMIP4_1 `6H `__ `MM `__ 1930-2000 CO2 only: Annual increase of 1% until CO2 quadrupling w.r.t. 1% to 4x         CTL in year 2000 (continuation of 1CO2_2) EH5-T63L31_OM-GR1.5_CMIP4_1 `6H `__ `MM `__ 2001-2188 Stabilization at CO\ :sub:`2` quadrupling EH5-T63L31_MLO_CTRL `6H `__ `MM `__ 2001-2100 Jan 1978 from AMIP (run 1) including precalculated Q-flux from AMIP (run 1). Well mixed greenhouse gases (CO:sub:`2`, CH\ :sub:`4`, N\ :sub:`2`\ O, F11, F12) are constant (year 1985). Present-day ozone climatology (Fortuin and Kelder, 1998) and background aerosol (Tanre et al., 1984) is applied. Slabcntl EH5-T63L31_MLO_2CO2 `6H `__ `MM `__ 2001-2100 Instantaneous CO\ :sub:`2` doubling w.r.t. Slbcntl (model years 2001-2100 in database). 2xCO2 EH5-T63L31_AMIP_1 `6H `__ `MM `__ 1978-1999 Jan. 1978 (observed) for all 3 runs. Initial perturbations in runs 2, 3 are realized by small changes in the horizontal diffusion coefficients during the first month. Well mixed greenhouse gases (CO:sub:`2`, CH\ :sub:`4`, N\ :sub:`2`\ O, F11, F12) are constant (year 1985). Present-day ozone climatology (Fortuin and Kelder, 1998) and background aerosol (Tanre et al., 1984) is applied. AMIP EH5-T63L31_AMIP_2 `6H `__ `MM `__ 1978-1999 EH5-T63L31_AMIP_3 `6H `__ `MM `__ 1978-1999 ============================== ============================================================================================ ============================================================================================ ========= ================================================================================================================================================================================================================================================================================================================================================================================================== ========== .. container:: csc-header csc-header-n2 .. rubric:: Comments :name: comments - 'Name' denotes the experiment name in the CERA database - 'period' is the time in calendar years for experiments 20C, A1B, B1 und A2. In the experiments CTL, 1CO2 und CMIP4 there is no reference to the calendar. In experiment 1CO2, for example, model year 1930 denotes year 70 (the time of CO2 doubling) after the start of the experiment.