{ "cells": [ { "cell_type": "markdown", "metadata": {}, "source": [ "# Troubleshooting 101\n", "## How to: NEMGLO components\n", "A quick exploration of some simple checks you can use to for your NEMGLO model components and `Plan` object." ] }, { "cell_type": "code", "execution_count": 17, "metadata": {}, "outputs": [], "source": [ "# Import Packages\n", "# NEMGLO Packages\n", "from nemglo import *\n", "\n", "# Generic Packages\n", "import pandas as pd" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Fetching Data as per Fundamentals 1" ] }, { "cell_type": "code", "execution_count": 18, "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "text": [ "Compiling data for table DISPATCHPRICE.\n", "Returning DISPATCHPRICE.\n" ] } ], "source": [ "inputdata = nemosis_data(intlength=30, local_cache=r'E:\\TEMPCACHE')\n", "start = \"02/01/2020 00:00\"\n", "end = \"09/01/2020 00:00\"\n", "region = 'VIC1'\n", "inputdata.set_dates(start, end)\n", "inputdata.set_region(region)\n", "prices = inputdata.get_prices()" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Construct the Planner + Adding Electrolyser\n", "As per Fundamentals 1, we create a Plan and load market prices. Calling the `load_market_prices` twice will simply overwrite the existing values stored in the `Plan`.\n", "```{warning} It is possible (and very dangerous) to create multiple Plan objects of the same identifier or variable name in python. Avoid this at all costs.\n", "```" ] }, { "cell_type": "code", "execution_count": 19, "metadata": {}, "outputs": [], "source": [ "P2G = Plan(identifier = \"H2_VIC\")\n", "P2G.load_market_prices(prices)" ] }, { "cell_type": "code", "execution_count": 20, "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "text": [ "WARNING: Overwriting existing market_prices\n" ] } ], "source": [ "P2G.load_market_prices(prices)" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "However! Trying to add NEMGLO components twice will produce an error..." ] }, { "cell_type": "code", "execution_count": 21, "metadata": {}, "outputs": [], "source": [ "h2e = Electrolyser(P2G, identifier='H2E')" ] }, { "cell_type": "code", "execution_count": 22, "metadata": {}, "outputs": [ { "ename": "ComponentError", "evalue": "Cannot create a object of the same name as an existing instance in Plan 'H2_VIC'.", "output_type": "error", "traceback": [ "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m", "\u001b[1;31mComponentError\u001b[0m Traceback (most recent call last)", "\u001b[1;32me:\\PROJECTS\\NEMGLO\\docs\\source\\help\\trouble101.ipynb Cell 10\u001b[0m in \u001b[0;36m\u001b[1;34m()\u001b[0m\n\u001b[1;32m----> 1\u001b[0m h2e \u001b[39m=\u001b[39m Electrolyser(P2G, identifier\u001b[39m=\u001b[39;49m\u001b[39m'\u001b[39;49m\u001b[39mH2E\u001b[39;49m\u001b[39m'\u001b[39;49m)\n", "File \u001b[1;32mc:\\Users\\derlu\\.conda\\envs\\nempy\\lib\\site-packages\\nemglo\\components\\electrolyser.py:25\u001b[0m, in \u001b[0;36mElectrolyser.__init__\u001b[1;34m(self, system_plan, identifier)\u001b[0m\n\u001b[0;32m 23\u001b[0m \u001b[39massert\u001b[39;00m \u001b[39misinstance\u001b[39m(system_plan, Plan), \u001b[39m\"\u001b[39m\u001b[39mElectrolyser Argument: \u001b[39m\u001b[39m'\u001b[39m\u001b[39msystem_plan\u001b[39m\u001b[39m'\u001b[39m\u001b[39m must be nemglo.planner.Plan object\u001b[39m\u001b[39m\"\u001b[39m\n\u001b[0;32m 24\u001b[0m \u001b[39massert\u001b[39;00m \u001b[39misinstance\u001b[39m(identifier, \u001b[39mstr\u001b[39m), \u001b[39m\"\u001b[39m\u001b[39mElectrolyser Argument: \u001b[39m\u001b[39m'\u001b[39m\u001b[39midentifier\u001b[39m\u001b[39m'\u001b[39m\u001b[39m must be a str\u001b[39m\u001b[39m\"\u001b[39m\n\u001b[1;32m---> 25\u001b[0m inv\u001b[39m.\u001b[39;49mvalidate_unique_id(\u001b[39mself\u001b[39;49m\u001b[39m.\u001b[39;49m\u001b[39m__class__\u001b[39;49m, system_plan, identifier)\n\u001b[0;32m 27\u001b[0m \u001b[39m# Link object to Plan\u001b[39;00m\n\u001b[0;32m 28\u001b[0m \u001b[39mself\u001b[39m\u001b[39m.\u001b[39m_system_plan \u001b[39m=\u001b[39m system_plan\n", "File \u001b[1;32mc:\\Users\\derlu\\.conda\\envs\\nempy\\lib\\site-packages\\nemglo\\backend\\input_validation.py:115\u001b[0m, in \u001b[0;36mvalidate_unique_id\u001b[1;34m(c_definition, system_plan, identifier)\u001b[0m\n\u001b[0;32m 113\u001b[0m \u001b[39mfor\u001b[39;00m other_gen \u001b[39min\u001b[39;00m [c \u001b[39mfor\u001b[39;00m c \u001b[39min\u001b[39;00m system_plan\u001b[39m.\u001b[39m_components \u001b[39mif\u001b[39;00m c\u001b[39m.\u001b[39m\u001b[39m__class__\u001b[39m \u001b[39mis\u001b[39;00m c_definition]:\n\u001b[0;32m 114\u001b[0m \u001b[39mif\u001b[39;00m other_gen\u001b[39m.\u001b[39m_id \u001b[39m==\u001b[39m identifier:\n\u001b[1;32m--> 115\u001b[0m \u001b[39mraise\u001b[39;00m ComponentError(\u001b[39m\"\u001b[39m\u001b[39mCannot create a \u001b[39m\u001b[39m{}\u001b[39;00m\u001b[39m object of the same name as an existing instance in Plan \u001b[39m\u001b[39m'\u001b[39m\u001b[39m{}\u001b[39;00m\u001b[39m'\u001b[39m\u001b[39m.\u001b[39m\u001b[39m\"\u001b[39m\\\n\u001b[0;32m 116\u001b[0m \u001b[39m.\u001b[39mformat(c_definition, system_plan\u001b[39m.\u001b[39m_id))\n", "\u001b[1;31mComponentError\u001b[0m: Cannot create a object of the same name as an existing instance in Plan 'H2_VIC'." ] } ], "source": [ "h2e = Electrolyser(P2G, identifier='H2E')" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "To update or get around this you can use the function `remove_`, where the function name will match the main `add_` function for the respective component. So for the `Electrolyser` class, the main function call is `add_electrolyser_operation`. Hence we can call `remove_electrolyser_operation`." ] }, { "cell_type": "code", "execution_count": 23, "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "text": [ "Plan 'H2_VIC' unlinked the component 'H2E'\n" ] } ], "source": [ "h2e.remove_electrolyser_operation()" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "Now if you create an `Electrolyser` with the same identifier as earlier, it will add this new object to the `Plan` successfully." ] }, { "cell_type": "code", "execution_count": 24, "metadata": {}, "outputs": [], "source": [ "h2e = Electrolyser(P2G, identifier='H2E')" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "Another way to check the components in the `Plan` object is to get the `_components` attribute directly. This will produce a list of all components (Electrolyser, Generator, Emissions, etc.) linked to the `Plan`." ] }, { "cell_type": "code", "execution_count": 26, "metadata": {}, "outputs": [ { "data": { "text/plain": [ "[]" ] }, "execution_count": 26, "metadata": {}, "output_type": "execute_result" } ], "source": [ "P2G._components" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Loading Parameters to Components\n", "Incorrect loading of parameters to components will likely cause an input error. For example an invalid entry for `sec_profile`." ] }, { "cell_type": "code", "execution_count": 33, "metadata": {}, "outputs": [ { "ename": "AssertionError", "evalue": "Electrolyser Argument: 'sec_profile' must be one of ['variable','fixed']", "output_type": "error", "traceback": [ "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m", "\u001b[1;31mAssertionError\u001b[0m Traceback (most recent call last)", "\u001b[1;32me:\\PROJECTS\\NEMGLO\\docs\\source\\help\\trouble101.ipynb Cell 18\u001b[0m in \u001b[0;36m\u001b[1;34m()\u001b[0m\n\u001b[1;32m----> 1\u001b[0m h2e\u001b[39m.\u001b[39;49mload_h2_parameters_preset(capacity \u001b[39m=\u001b[39;49m \u001b[39m100.0\u001b[39;49m,\n\u001b[0;32m 2\u001b[0m maxload \u001b[39m=\u001b[39;49m \u001b[39m100.0\u001b[39;49m,\n\u001b[0;32m 3\u001b[0m minload \u001b[39m=\u001b[39;49m \u001b[39m10.0\u001b[39;49m,\n\u001b[0;32m 4\u001b[0m offload \u001b[39m=\u001b[39;49m \u001b[39m0.0\u001b[39;49m,\n\u001b[0;32m 5\u001b[0m electrolyser_type \u001b[39m=\u001b[39;49m \u001b[39m'\u001b[39;49m\u001b[39mPEM\u001b[39;49m\u001b[39m'\u001b[39;49m,\n\u001b[0;32m 6\u001b[0m sec_profile\u001b[39m=\u001b[39;49m\u001b[39m'\u001b[39;49m\u001b[39ma\u001b[39;49m\u001b[39m'\u001b[39;49m)\n", "File \u001b[1;32mc:\\Users\\derlu\\.conda\\envs\\nempy\\lib\\site-packages\\nemglo\\components\\electrolyser.py:94\u001b[0m, in \u001b[0;36mElectrolyser.load_h2_parameters_preset\u001b[1;34m(self, capacity, maxload, minload, offload, electrolyser_type, sec_profile, h2_price_kg)\u001b[0m\n\u001b[0;32m 89\u001b[0m \u001b[39massert\u001b[39;00m \u001b[39misinstance\u001b[39m(h2_price_kg, (\u001b[39mfloat\u001b[39m, \u001b[39mtype\u001b[39m(\u001b[39mNone\u001b[39;00m))), \u001b[39m\"\u001b[39m\u001b[39mElectrolyser Argument: \u001b[39m\u001b[39m'\u001b[39m\u001b[39mh2_price_kg\u001b[39m\u001b[39m'\u001b[39m\u001b[39m must be a \u001b[39m\u001b[39m\\\u001b[39;00m\n\u001b[0;32m 90\u001b[0m \u001b[39m (float, or None)\u001b[39m\u001b[39m\"\u001b[39m\n\u001b[0;32m 92\u001b[0m \u001b[39massert\u001b[39;00m electrolyser_type \u001b[39min\u001b[39;00m [\u001b[39m'\u001b[39m\u001b[39mPEM\u001b[39m\u001b[39m'\u001b[39m,\u001b[39m'\u001b[39m\u001b[39mAE\u001b[39m\u001b[39m'\u001b[39m], \\\n\u001b[0;32m 93\u001b[0m \u001b[39m\"\u001b[39m\u001b[39mElectrolyser Argument: \u001b[39m\u001b[39m'\u001b[39m\u001b[39melectrolyser_type\u001b[39m\u001b[39m'\u001b[39m\u001b[39m must be one of [\u001b[39m\u001b[39m'\u001b[39m\u001b[39mPEM\u001b[39m\u001b[39m'\u001b[39m\u001b[39m,\u001b[39m\u001b[39m'\u001b[39m\u001b[39mAE\u001b[39m\u001b[39m'\u001b[39m\u001b[39m]\u001b[39m\u001b[39m\"\u001b[39m\n\u001b[1;32m---> 94\u001b[0m \u001b[39massert\u001b[39;00m sec_profile \u001b[39min\u001b[39;00m [\u001b[39m'\u001b[39m\u001b[39mvariable\u001b[39m\u001b[39m'\u001b[39m,\u001b[39m'\u001b[39m\u001b[39mfixed\u001b[39m\u001b[39m'\u001b[39m], \\\n\u001b[0;32m 95\u001b[0m \u001b[39m\"\u001b[39m\u001b[39mElectrolyser Argument: \u001b[39m\u001b[39m'\u001b[39m\u001b[39msec_profile\u001b[39m\u001b[39m'\u001b[39m\u001b[39m must be one of [\u001b[39m\u001b[39m'\u001b[39m\u001b[39mvariable\u001b[39m\u001b[39m'\u001b[39m\u001b[39m,\u001b[39m\u001b[39m'\u001b[39m\u001b[39mfixed\u001b[39m\u001b[39m'\u001b[39m\u001b[39m]\u001b[39m\u001b[39m\"\u001b[39m\n\u001b[0;32m 97\u001b[0m \u001b[39m# Store Values\u001b[39;00m\n\u001b[0;32m 98\u001b[0m \u001b[39mself\u001b[39m\u001b[39m.\u001b[39m_capacity \u001b[39m=\u001b[39m capacity\n", "\u001b[1;31mAssertionError\u001b[0m: Electrolyser Argument: 'sec_profile' must be one of ['variable','fixed']" ] } ], "source": [ "h2e.load_h2_parameters_preset(capacity = 100.0,\n", " maxload = 100.0,\n", " minload = 10.0,\n", " offload = 0.0,\n", " electrolyser_type = 'PEM',\n", " sec_profile='a')" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "If we check the attributes of the python variable, we notice nothing has been loaded correctly." ] }, { "cell_type": "code", "execution_count": 35, "metadata": {}, "outputs": [ { "data": { "text/plain": [ "{'_system_plan': ,\n", " '_id': 'H2E',\n", " '_capacity': None,\n", " '_maxload': None,\n", " '_minload': None,\n", " '_offload': None,\n", " '_type': None,\n", " '_profile': 'fixed',\n", " '_sec_nominal': None,\n", " '_sec_conversion': None,\n", " '_sec_system': None,\n", " '_sec_variable_points': None,\n", " '_h2_price_kg': None,\n", " '_storage_max': None,\n", " '_storage_initial': None,\n", " '_storage_final': None,\n", " '_storage_drain': None}" ] }, "execution_count": 35, "metadata": {}, "output_type": "execute_result" } ], "source": [ "h2e.__dict__" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "Entering correct details with a successful load would instead show..." ] }, { "cell_type": "code", "execution_count": 36, "metadata": {}, "outputs": [ { "data": { "text/plain": [ "{'_system_plan': ,\n", " '_id': 'H2E',\n", " '_capacity': 100.0,\n", " '_maxload': 100.0,\n", " '_minload': 10.0,\n", " '_offload': 0.0,\n", " '_type': 'PEM',\n", " '_profile': 'fixed',\n", " '_sec_nominal': 66,\n", " '_sec_conversion': 1.0,\n", " '_sec_system': 66.0,\n", " '_sec_variable_points': h2e_load_pct nominal_sec_pct\n", " 0 0.0 0.8383\n", " 1 0.2 0.8383\n", " 2 0.4 0.8598\n", " 3 0.6 0.8982\n", " 4 0.8 0.9315\n", " 5 1.0 1.0101,\n", " '_h2_price_kg': None,\n", " '_storage_max': None,\n", " '_storage_initial': None,\n", " '_storage_final': None,\n", " '_storage_drain': None}" ] }, "execution_count": 36, "metadata": {}, "output_type": "execute_result" } ], "source": [ "h2e.load_h2_parameters_preset(capacity = 100.0,\n", " maxload = 100.0,\n", " minload = 10.0,\n", " offload = 0.0,\n", " electrolyser_type = 'PEM',\n", " sec_profile='fixed')\n", "h2e.__dict__" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "One may mistakeningly assume that the component variables and constraints are now entered in the optimiser model and ready to run `Plan.optimise`. If you check for the electrolyser variables of identifer **H2E** in the `Plan` using `view_variable` you will find nothing." ] }, { "cell_type": "code", "execution_count": 41, "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "text": [ "Variable name not found in Plan: 'H2_VIC'\n" ] }, { "data": { "text/plain": [ "{}" ] }, "execution_count": 41, "metadata": {}, "output_type": "execute_result" } ], "source": [ "P2G.view_variable('H2E')" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Adding Component Functionality to Optimiser\n", "The important final step before running `optimise` here is using `add_` function calls. If you now `add_electrolyser_operation` you will find the optimiser variables belonging to the `Plan`.\n", "\n", "The function `view_variable` can be used to find the identifier or individually named variables in the `Plan`." ] }, { "cell_type": "code", "execution_count": 42, "metadata": {}, "outputs": [], "source": [ "h2e.add_electrolyser_operation()" ] }, { "cell_type": "code", "execution_count": 43, "metadata": {}, "outputs": [ { "data": { "text/html": [ "
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0H2E-mw_load_sum336None0.0infcontinuous
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" ], "text/plain": [ " variable_name variable_id interval lower_bound upper_bound type\n", "0 H2E-mw_load_sum 336 None 0.0 inf continuous" ] }, "execution_count": 44, "metadata": {}, "output_type": "execute_result" } ], "source": [ "P2G.view_variable('H2E-mw_load_sum')" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Changing component characteristics\n", "If you want to change the component after adding it but before optimising for whatever reason you need not clear the python kernel, simply use the `remove_` function call as before. Note here it will print out explicitly what has been removed from the `Plan` in terms of variables, constraints and objective costs." ] }, { "cell_type": "code", "execution_count": 45, "metadata": {}, "outputs": [ { "name": "stdout", "output_type": "stream", "text": [ "Plan 'H2_VIC' removed variable 'H2E-mw_load'\n", "Plan 'H2_VIC' removed variable 'H2E-mw_load_sum'\n", "Plan 'H2_VIC' removed variable 'H2E-h2_produced'\n", "Plan 'H2_VIC' removed variable 'H2E-msl_violate'\n", "Plan 'H2_VIC' removed variable 'H2E-msl_penalise'\n", "Plan 'H2_VIC' removed variable 'H2E-msl_relieve'\n", "Plan 'H2_VIC' removed objective cost 'H2E-mw_load'\n", "Plan 'H2_VIC' removed objective cost 'H2E-msl_penalise'\n", "Plan 'H2_VIC' removed objective cost 'H2E-msl_relieve'\n", "Plan 'H2_VIC' removed constraint LHS 'H2E-mw_load_sum'\n", "Plan 'H2_VIC' removed constraint LHS 'H2E-h2_produced'\n", "Plan 'H2_VIC' removed constraint LHS 'H2E-msl_violate'\n", "Plan 'H2_VIC' removed constraint RHS 'H2E-msl_violate'\n", "Plan 'H2_VIC' removed constraint RHS dynamic 'H2E-mw_load_sum'\n", "Plan 'H2_VIC' removed constraint RHS dynamic 'H2E-h2_produced'\n", "Plan 'H2_VIC' removed objective cost 'H2E-msl_penalise'\n", "Plan 'H2_VIC' removed objective cost 'H2E-msl_relieve'\n", "Plan 'H2_VIC' unlinked the component 'H2E'\n" ] } ], "source": [ "h2e.remove_electrolyser_operation()" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "### Recap\n", "> As a recap, the 3 key steps to using NEMGLO are:\n", "> 1. Defining an object of the component class and parsing the `Plan` and `identifier` of the component.\n", "> 2. Loading parameters of the component using `load_` functions.\n", "> 3. Adding variables and constraints that define how this component behaves in the optimiser using `add_`\n", "> For debugging as well, we can use the inverse call, that is `remove_` if we run into problems\n" ] }, { "cell_type": "markdown", "metadata": {}, "source": [] } ], "metadata": { "kernelspec": { "display_name": "Python 3.9.12 ('nempy')", "language": "python", "name": "python3" }, "language_info": { "codemirror_mode": { "name": "ipython", "version": 3 }, "file_extension": ".py", "mimetype": "text/x-python", "name": "python", "nbconvert_exporter": "python", "pygments_lexer": "ipython3", "version": "3.9.12" }, "orig_nbformat": 4, "vscode": { "interpreter": { "hash": "4aab49ac747d4948ee2428bd46f4ac833ef94a37ecb38233c747c75e4d05fe4b" } } }, "nbformat": 4, "nbformat_minor": 2 }