mosaik

5/23/2018 Mosaik

1/24

Stefan Scherfke, Steffen SchtteSeptember 2013

Modular Simulation of Active

Smart Grid Components

5/23/2018 Mosaik

2/24

Why mosaik?

5/23/2018 Mosaik

3/24

Java (Jade)

Python (SimPy)

Python

Python (SimPy)

Python

Python (SimPy)CSV

Java (Jade)

Matlab

Custom simulators and controlstrategies for every project

5/23/2018 Mosaik

4/24

Goal: Reuse existing models ina common context to simulatecomplete Smart Grids

5/23/2018 Mosaik

5/24

Control Strategies

Simulated Infrastructure

Simulation data Commands / Schedules

5/23/2018 Mosaik

6/24

What is mosaik?

5/23/2018 Mosaik

7/24

Mosaik is a simulation compositor

m

mosaik

mosaik ecosystem

5/23/2018 Mosaik

8/24

How does

mosaik work?

Example & Workflow

5/23/2018 Mosaik

9/24

ExampleComposition & Execution

5/23/2018 Mosaik

10/24

Scenario

Control Strategy

Infrastructure

5/23/2018 Mosaik

11/24

Composition

5/23/2018 Mosaik

12/24

Execution

compose execute

0 1 2

5/23/2018 Mosaik

13/24

Workflow

5/23/2018 Mosaik

14/24

External Simulators

Simulator

MAS

mosaik API

Low-level:

MQ-Sockets

JSON-serialized objects

High-level:

Abstract Base Class / Interface

Python & Java implementations

5/23/2018 Mosaik

15/24

Eclipse xtext

External Simulators

SimulatorSelf Desc.

MASSelf Desc.

Simulator

MAS

References

Simulator self-description

Models & entities

Outputs & inputs Static parameters

Step sizes

5/23/2018 Mosaik

16/24

Eclipse xtext

External Simulators

ReferenceData Model

SimulatorSelf Desc.

MASSelf Desc.

Simulator

MAS

References

Reference data model

Semantics for exchanged data

Unit definitions SI units

Custom data types

5/23/2018 Mosaik

17/24

Eclipse xtext

External Simulators

ReferenceData Model

SimulatorSelf Desc.

MASSelf Desc.

ScenarioModel

Simulator

MAS

References

Scenario model

Scenario specification

Which simulators and models?

Conection and positioning ofsimulated entities

Global simulation parameters

5/23/2018 Mosaik

18/24

YAML File

Eclipse xtext

External Simulators

Sim. StudyDescription

ReferenceData Model

SimulatorSelf Desc.

MASSelf Desc.

ScenarioModel

Simulator

MAS

References

Workflow

Export to YAML

YAML serilalized scenario

self-contained:

Self description

Ref. data model

Scenario model

5/23/2018 Mosaik

19/24

YAML File

Eclipse xtext mosaik Client

External Simulators

mosaik Server


ReferenceData Model

SimulatorSelf Desc.

MASSelf Desc.

ScenarioModel

UploadScenario

Simulator

MAS

ScenarioManager

Client SideServer Side

References

Workflow

Client/Server architecture

Light-weight Client

Web & command line

Fat Server Linux / OS X / Windows

5/23/2018 Mosaik

20/24

YAML File


External Simulators

mosaik Server


ReferenceData Model

SimulatorSelf Desc.

MASSelf Desc.

ScenarioModel

UploadScenario

Simulator

MAS

ScenarioManager

Composition& Execution


References

Controls

Workflow

Distributed Simulation

Multi-process (local & remote)

Message passing via JSON/MQ

No shared Memory

5/23/2018 Mosaik

21/24

YAML File


External Simulators

mosaik Server


ReferenceData Model

SimulatorSelf Desc.

MASSelf Desc.

ScenarioModel

UploadScenario

MonitorSimulation

Simulator

MAS

ScenarioManager



References

Controls

Workflow

Monitoring the simulation

Monitor progress of each experiment

View log messages

Cancel ongoing simulations

5/23/2018 Mosaik

22/24

YAML File


External Simulators

mosaik Server


ReferenceData Model

SimulatorSelf Desc.

MASSelf Desc.

ScenarioModel

UploadScenario

MonitorSimulation

Analysis

Simulator

MAS

ScenarioManager


Results


References

Controls

Workflow

Analysis of the results

HDF5 backend for data

Analysis workflow notyet implemented

5/23/2018 Mosaik

23/24

Secondary ServerPrimary Server

Communication Process hierarchy

Secondary Server

Client Client

Sim Sim Sim

Worker Worker

Platform

ManagerPlatform Manager

Master Control Program (MCP)

Sim

Process Architecture

5/23/2018 Mosaik

24/24

mosaik

Documents