System Advisor Model (SAM)

Software Development Kit (SDK) and PySAM 323 topics

Discussion and questions about using the SAM Software Development Kit (SDK) to write applications that interact with the SAM Simulation Core (SSC) application programming interface (API). This covers PySAM, the SDKtool, and SAM's code generator for Python, C++, LK for SDKtool, MATLAB, Java, and VBA.

Subject	Replies / Views	Last Post
Different Values: SAM and PySam Topic started 27 Jun 2022 18:21, by Samuel Last Post 19 Jan 2023 00:56 by Paul Gilman	Replies:1 Views:1892	Last Post by Paul Gilman 19 Jan 2023 00:56
Variable from JSON for PySAM not being read Topic started 09 Jan 2023 10:29, by Henry Foss Last Post 18 Jan 2023 23:49 by Paul Gilman	Replies:3 Views:1736	Last Post by Paul Gilman 18 Jan 2023 23:49
pvwattsv8 execution error. exec fail(pvwatsv8): Minute column required Topic started 09 Jan 2023 21:40, by Eric H Last Post 11 Jan 2023 22:17 by Paul Gilman	Replies:3 Views:1737	Last Post by Paul Gilman 11 Jan 2023 22:17
Segmentation Fault - tcsmoltensalt.from_existing() Topic started 05 Jan 2023 07:05, by arished Last Post 10 Jan 2023 18:25 by Paul Gilman	Replies:1 Views:2064	Last Post by Paul Gilman 10 Jan 2023 18:25
multiple wind/solar sites simulations Topic started 16 Dec 2022 01:05, by Xin Last Post 03 Jan 2023 22:50 by Paul Gilman	Replies:1 Views:1702	Last Post by Paul Gilman 03 Jan 2023 22:50
Battery to Grid for Price Signal Forecast? Topic started 15 Dec 2022 17:16, by Alexander Jones Last Post 15 Dec 2022 23:43 by Paul Gilman	Replies:1 Views:2103	Last Post by Paul Gilman 15 Dec 2022 23:43
Results from non-annual simulations Topic started 28 Nov 2022 09:15, by Shira Last Post 01 Dec 2022 22:43 by Paul Gilman	Replies:3 Views:1772	Last Post by Paul Gilman 01 Dec 2022 22:43
How to add a new subarray on a lk script and how to save the results Topic started 27 Oct 2022 19:19, by Gabriel Simões Last Post 02 Nov 2022 18:06 by Gabriel Simões	Replies:2 Views:2142	Last Post by Gabriel Simões 02 Nov 2022 18:06
PySAM: exec fail(pvwattsv7): first two header lines must have same number of c Topic started 21 Oct 2022 20:12, by AC Capehart Last Post 31 Oct 2022 18:13 by Paul Gilman	Replies:3 Views:2112	Last Post by Paul Gilman 31 Oct 2022 18:13
Using pySAM as an alternative to PLEXOS Topic started 16 Oct 2022 16:38, by Henry Foss Last Post 16 Oct 2022 16:38 by Henry Foss	Replies:0 Views:2800	Last Post by Henry Foss 16 Oct 2022 16:38
PySAM PVWatts returns zero-gen hours after slight perturbation of weather data Topic started 04 Oct 2022 00:33, by Ian Last Post 07 Oct 2022 21:50 by Paul Gilman	Replies:5 Views:1660	Last Post by Paul Gilman 07 Oct 2022 21:50
OSError: exception: access violation reading 0x0000000000000000 Topic started 28 Sep 2022 19:58, by Ivan Last Post 29 Sep 2022 15:39 by Paul Gilman	Replies:1 Views:3464	Last Post by Paul Gilman 29 Sep 2022 15:39
LCOE Output from pySAM iteration different from SAM GUI Topic started 18 Aug 2022 23:19, by Adam Gallaher Last Post 25 Aug 2022 23:53 by Paul Gilman 1 2 3	Replies:12 Views:5083	Last Post by Paul Gilman 25 Aug 2022 23:53
Reporting External Shading Losses Topic started 31 Jul 2022 14:31, by Joe_Hack Last Post 01 Aug 2022 22:18 by Paul Gilman	Replies:1 Views:2182	Last Post by Paul Gilman 01 Aug 2022 22:18
Net Metering Topic started 25 May 2022 18:18, by Katie Bertcher Last Post 07 Jul 2022 23:04 by Katie Bertcher	Replies:4 Views:2480	Last Post by Katie Bertcher 07 Jul 2022 23:04
Default configuration Pvwattsv7 Topic started 02 Jul 2022 21:32, by Maria Last Post 06 Jul 2022 16:18 by Paul Gilman	Replies:1 Views:2309	Last Post by Paul Gilman 06 Jul 2022 16:18
CSP and Wind models combination Topic started 17 Mar 2022 17:40, by Mohammed Alfailakawi Last Post 29 Jun 2022 16:36 by Mohammed Alfailakawi 1 2 3 4	Replies:20 Views:7386	Last Post by Mohammed Alfailakawi 29 Jun 2022 16:36
Multi Year Energy Simulation within PySAM/HOPP Topic started 03 Jun 2022 02:53, by Arthur Dias Last Post 07 Jun 2022 19:37 by Paul Gilman	Replies:1 Views:2115	Last Post by Paul Gilman 07 Jun 2022 19:37
PySAM \| Standalone Battery Simulation Topic started 03 Jun 2022 07:04, by Jawwad Aga Last Post 03 Jun 2022 18:14 by Paul Gilman	Replies:1 Views:2250	Last Post by Paul Gilman 03 Jun 2022 18:14
Version confusions and discrepancies: PVWatts API v6 vs. PySAM v5 vs. v8 Topic started 20 May 2022 18:56, by Kate Last Post 23 May 2022 17:45 by Paul Gilman	Replies:3 Views:2248	Last Post by Paul Gilman 23 May 2022 17:45
PySAM WindPower Module - Grid Interconnection Limits Topic started 11 May 2022 16:32, by Farhad Daruwala Last Post 12 May 2022 23:54 by Paul Gilman	Replies:1 Views:1789	Last Post by Paul Gilman 12 May 2022 23:54
Modelling horizon shading for a tracking system Topic started 05 May 2022 18:59, by Joe_Hack Last Post 05 May 2022 22:30 by Paul Gilman	Replies:1 Views:2453	Last Post by Paul Gilman 05 May 2022 22:30
Call actual meteorological year from SAM API Topic started 26 Apr 2022 17:09, by Kate Last Post 27 Apr 2022 22:59 by Paul Gilman	Replies:1 Views:1985	Last Post by Paul Gilman 27 Apr 2022 22:59
Unexpected simulation results from BatteryStateful model Topic started 05 Apr 2022 15:25, by Chris Last Post 23 Apr 2022 15:54 by Chris	Replies:5 Views:1969	Last Post by Chris 23 Apr 2022 15:54
Modular Simulations Topic started 06 Apr 2022 14:43, by Jordan Springer Last Post 07 Apr 2022 00:58 by Paul Gilman	Replies:1 Views:2029	Last Post by Paul Gilman 07 Apr 2022 00:58
NREL API error when fetching solar data (PSM v3 TMY) Topic started 25 Mar 2022 17:14, by Ghazi Last Post 31 Mar 2022 07:10 by Ghazi	Replies:4 Views:2220	Last Post by Ghazi 31 Mar 2022 07:10
SDKTool in SAM 2020-11-29 Linux distribution will not start Topic started 26 Mar 2022 10:57, by Chris Last Post 31 Mar 2022 06:54 by Chris	Replies:4 Views:1771	Last Post by Chris 31 Mar 2022 06:54
Errors in reading albedo from the weather file Topic started 15 Mar 2022 18:40, by Caitlin Johnson Last Post 16 Mar 2022 23:56 by Paul Gilman	Replies:1 Views:2534	Last Post by Paul Gilman 16 Mar 2022 23:56
Plot and Plotopt options Topic started 27 Feb 2022 00:28, by Saša Mihailović Last Post 01 Mar 2022 18:55 by Paul Gilman	Replies:1 Views:1977	Last Post by Paul Gilman 01 Mar 2022 18:55
Convert lk to Python 3 Topic started 23 Feb 2022 18:32, by John Last Post 26 Feb 2022 15:52 by John	Replies:2 Views:2433	Last Post by John 26 Feb 2022 15:52
Suggestions on using irradproc Topic started 20 Mar 2020 13:45, by Weiming Last Post 24 Feb 2022 23:57 by Paul Gilman	Replies:5 Views:2264	Last Post by Paul Gilman 24 Feb 2022 23:57
WindPower Losses Group Topic started 20 Jan 2022 17:27, by Isaac Bromley-Dulfano Last Post 20 Jan 2022 22:40 by Paul Gilman	Replies:1 Views:1807	Last Post by Paul Gilman 20 Jan 2022 22:40
SixParameterSolver ouputs different than SAM GUI Topic started 17 Jan 2022 03:28, by Warren L. Pinkard Last Post 20 Jan 2022 06:36 by Warren L. Pinkard	Replies:2 Views:1961	Last Post by Warren L. Pinkard 20 Jan 2022 06:36
Annual Energy Output for all years in VBA Code Topic started 17 Dec 2021 07:37, by Soheb Zaidi Last Post 17 Jan 2022 08:51 by Soheb Zaidi 1 2 3	Replies:17 Views:5436	Last Post by Soheb Zaidi 17 Jan 2022 08:51
Example of Shading Module implementation Topic started 30 Dec 2021 18:04, by Dan Last Post 04 Jan 2022 00:33 by Paul Gilman	Replies:4 Views:1985	Last Post by Paul Gilman 04 Jan 2022 00:33
Sub-hourly generation data for wind in PySAM Topic started 15 Dec 2021 22:26, by Alex Badgett Last Post 21 Dec 2021 01:00 by Paul Gilman	Replies:3 Views:2002	Last Post by Paul Gilman 21 Dec 2021 01:00
Timeline for next PySAM release for SAM 2021.12.2 Topic started 07 Dec 2021 17:57, by Greg Miller Last Post 15 Dec 2021 16:08 by dguittet	Replies:1 Views:28.3k	Last Post by dguittet 15 Dec 2021 16:08
Weather Data requests Topic started 24 Nov 2021 21:54, by Dan Last Post 14 Dec 2021 00:53 by Paul Gilman 1 2	Replies:6 Views:4416	Last Post by Paul Gilman 14 Dec 2021 00:53
What is 'gen' (System Power Generated in kW) from PySAM/SAM Desktop Topic started 06 Dec 2021 00:04, by Ajinkya Pradip Mahale Last Post 08 Dec 2021 23:41 by Paul Gilman	Replies:1 Views:1442	Last Post by Paul Gilman 08 Dec 2021 23:41
thread workers parameter in PySAM ResourceTools.FetchResourceFiles Topic started 03 Dec 2021 22:24, by Greg Miller Last Post 07 Dec 2021 16:54 by Paul Gilman	Replies:1 Views:1468	Last Post by Paul Gilman 07 Dec 2021 16:54
Detailed PV + Singleowner Project using PySAM Topic started 04 Nov 2021 16:57, by Ajinkya Pradip Mahale Last Post 23 Nov 2021 19:23 by Paul Gilman 1 2	Replies:7 Views:4221	Last Post by Paul Gilman 23 Nov 2021 19:23
InsecureRequestWarning: Unverified HTTPS request Topic started 18 Nov 2021 16:34, by Dan Last Post 19 Nov 2021 21:32 by Paul Gilman	Replies:1 Views:2614	Last Post by Paul Gilman 19 Nov 2021 21:32
API calls to developer.nrel.gov Topic started 18 Nov 2021 18:46, by Dan Last Post 19 Nov 2021 21:24 by Paul Gilman	Replies:1 Views:1671	Last Post by Paul Gilman 19 Nov 2021 21:24
Weather data confidence Topic started 19 Nov 2021 20:56, by Dan Last Post 19 Nov 2021 21:23 by Paul Gilman	Replies:1 Views:1318	Last Post by Paul Gilman 19 Nov 2021 21:23
FetchResourceFiles() can't find files Topic started 17 Nov 2021 22:24, by Dan Last Post 18 Nov 2021 15:18 by Dan	Replies:2 Views:1629	Last Post by Dan 18 Nov 2021 15:18
SDKTool in SAM 2020-11-29 Mac distribution will not start Topic started 13 Dec 2020 15:37, by Eric K Zeise Last Post 18 Nov 2021 15:03 by Dan	Replies:4 Views:3734	Last Post by Dan 18 Nov 2021 15:03
SAMsimPVWattsCommercialExample.py error Topic started 17 Nov 2021 23:59, by Dan Last Post 18 Nov 2021 04:47 by Paul Gilman	Replies:1 Views:1524	Last Post by Paul Gilman 18 Nov 2021 04:47
Download Wind Data from NREL from 1998 to 2020 Topic started 08 Nov 2021 16:20, by Farhad Daruwala Last Post 11 Nov 2021 00:02 by Paul Gilman	Replies:3 Views:1686	Last Post by Paul Gilman 11 Nov 2021 00:02
Example of using pySAM to compute standard case of PVWatts API Topic started 03 Nov 2021 20:02, by Felipe Last Post 03 Nov 2021 21:52 by Paul Gilman	Replies:1 Views:1905	Last Post by Paul Gilman 03 Nov 2021 21:52
Running P50/P90 Analysis with PVSAMV1 Topic started 25 Oct 2021 21:49, by Farhad Daruwala Last Post 27 Oct 2021 16:36 by Paul Gilman	Replies:3 Views:1634	Last Post by Paul Gilman 27 Oct 2021 16:36

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NREL is a national laboratory of the U.S. Department of Energy, Office of Energy Efficiency and Renewable Energy, operated by the Alliance for Sustainable Energy, LLC.