Control and Fault Detection and Diagnosis Algorithms

Adaptive Control
PNNL and ORNL researchers will develop control algorithms for air handling units (AHU) that eliminate the need for seasonal manual performance tuning.
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Datasets, Benchmarks, and Testing Frameworks for Automated Fault Detection and Diagnostics (AFDD)
LBNL and ORNL researchers are collecting and curating datasets and developing benchmarks and testing frameworks for whole building AFDD.
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BENEFIT-2016: Human-in-the-Loop Sensing/Control for Commercial Building Energy Efficiency and Occupant Comfort
CMU Researchers are using occupancy sensing and occupant feedback to drive a model predictive control (MPC) approach that targets 20% energy savings.
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Hybrid Model-Based Algorithms for Whole-Building Automated Fault Detection and Diagnosis (AFDD)
NREL researchers are developing new algorithms for whole building automated fault detection and diagnosis (AFDD).
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CERC 2.0: Hierarchical, Occupancy-Responsive Model Predictive Control (MPC)
U.S. and China researchers are collaborating to develop an occupant responsive model predictive control (MPC) approach that works at multiple scales.
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Control Tools and Platforms

Semantic Modeling and Interoperability
NREL, LBNL, PNNL and NIST are leading the development of ASHRAE Standard 223P which defines a semantic metadata schema for building control and analytics applications. The team is also developing model validation and translation tools and example models.
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ConStrain: Building Control Performance Verification
ConStrain is an open-source python library and API for analyzing BAS data streams and verifying that building operations comply with a specification. ConStrain can be used to ensure that buildings comply with control provisions in code.
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BENEFIT 2021: Project Haystack - Metadata for the Masses
Project Haystack and NREL extending the popular Haystack building metadata framework with capabilities for model validation and query. These enhancements will make EMIS (energy management and information system) software easier to procure and install.
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Simulation-Driven Smart Thermostat Benchmarking
NREL and LBNL are creating a smart thermostat benchmark that uses a simulated homes rather than data collected from installed smart thermostats. Simulation-driven benchmarking has several advantages over and complements data-driven benchmarking.
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Alfalfa: Standardizing Runtime Interaction with Building Energy Simulation
BEM engines like EnergyPlus support runtime interaction and data exchange via bespoke APIs or co-simulation. Alfalfa standardizes this capability in a familiar interface to enable hardware-in-the-loop testing, control benchmarking and other use cases.
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Building Operations Testing Framework (BOPTEST)
BOPTEST is an API and set of models for testing, comparing, and benchmarking building control and fault detection and diagnosis (FDD) algorithms.
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A team led by LBNL and PNNL is developing tools to improve the portability and deployability of high-performance control sequences.
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Spawn-of-EnergyPlus (Spawn)
Spawn is a next-generation BEM-controls engine based on open-standards for co-simulation (FMI) and equation-based modeling (Modelica).
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VOLTTRON is a lightweight, open-source platform for secure messaging and execution of programs called "agents". VOLTTRON is now part of Eclipse IoT.
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Past Projects

BENEFIT-2017: The Building Adapter
University of Virginia researchers are using machine learning to help automate the mapping of sensor and control "points" in commercial buildings.
BENEFIT-2016: Open Building Control (ended 2019)
A team led by LBNL researchers is developing a toolkit to improve the portability and deployability of high-performance control sequences.
BENEFIT-2016: Passively Powered Adaptively Located Flexible Hybrid Sensors (ended 2018)
PARC researchers are using advances in Radio Frequency (RF) energy capture to reduce the need for energy harvesting and storage in wireless sensors.
BENEFIT-2016: Energy-Harvesting, Self-Calibrating Wireless Sensors (ended 2018)
ORNL scientists are working with Molex to improve manufacturing processes for "peel-and-stick" multi-modal wireless sensor platforms.
SBV-2017: Experimental Validation of a New Inexpensive and Noninvasive BTU Meter (ended 2018)
ORNL is working with FluxTeq LLC to validate a flexible BTU meter that can be mounted on the outside of a chilled or hot water pipe.
BENEFIT-2016: VOLTTRON Testing Tool Kit (ended 2018)
SLAC researchers are creating a suite of testing and debugging tools to facilitate the development of VOLTTRON agents.
Turnkey-2016: Building Energy Management Open-Source Software (BEMOSS) (ended 2017)
Virginia Tech researchers are developing an open-source distributed sensing and control platform for small to medium commercial buildings.
CBERD: Integrated Sensors and Controls (ended 2017)
US and India researchers are working on a range of projects in the area of energy-efficient lighting and HVAC control for commercial buildings.
CBERD: Monitoring and Benchmarking for Energy Information Systems (ended 2017)
US and India researchers are developing a low-cost, packaged energy information system (EIS) solution for commercial buildings.
SBV-2016: Enhanced Cloud-Based Control System for Small Commercial Buildings (ended 2017)
PNNL researchers are working with NorthWrite to implement retro-commissioning and fault detection algorithms for small commercial buildings.
STTR phase I-2016: Low-Cost, High-Accuracy, Whole-Building Carbon Dioxide Monitoring for Demand Control Ventilation (ended 2017)
In this STTR phase I project, Dioxide Materials will commercialize its CO2 sensor by enhancing its software and communications platform.
BUILD-2015: VOLTTRON Compatible Whole-Building Root-Fault Detection and Diagnosis (ended 2017)
Drexel University researchers are developing a VOLTTRON-based automated fault detection and diagnosis (AFDD) system for commercial buildings.
SBIR phase I-2016: Optical Humidity Sensors for Building Energy Performance and Air Quality Control (ended 2017)
In this SBIR phase I project, Intelligent Optical Systems is developing a humidity sensor whose accuracy does not appreciably degrade over time.
BENEFIT-2014: Low-Cost, Self-Powering Wireless Sensors and Sensor Networks (ended 2016)
Case Western Reserve University researchers are using low-power integrated circuits and wireless communications to create a low-cost sensor platform.
BENEFIT-2014: Equipment Health Monitoring with Virtual Intelligent Sensing (ended 2016)
ORNL, University of Tennessee, and Richman Surrey researchers will develop non-intrusive load monitoring (NILM) for identifying EE opportunities.
Advanced Open-Source Sensor Packages for Building Monitoring (ended 2016)
Researchers at three national labs are developing an infrared imaging occupancy sensor to support energy-efficiency HVAC control.
Low-Cost Wireless Sensors for Building Applications (ended 2016)
ORNL researchers are working with Molex to developing low-cost, low-power, wireless "peel-and-stick" sensors.
Advanced Building Control Solutions (ended 2016)
Researchers at PNNL, ORNL, and LBNL are developing open-source solutions for advanced building control, fault detection/diagnosis, and point mapping.
CERC: Research on Very Low‚ÄźEnergy Building Operations and Management Methods (ended 2015)
US and China researchers are developing and piloting a national building energy database and benchmarking tool for use in China.
Sensors, Controls, and Transactive Energy Research (ended 2015)
PNNL researchers are developing new transactive control algorithms for improving commercial building energy efficiency.
Turnkey-2013: Software-Defined Solutions for Managing Energy Use in Small Commercial Buildings (ended 2014)
UC-Berkeley researchers are developing an open-architecture building control platform called BOSSWAVE, along with dashboards and installation tools.
Turnkey-2013: An Extensible Sensing and Control Platform for Building Energy Management (ended 2014)
A team led by CMU researchers is developing an open-source building automation system (BAS) for small and medium commercial buildings.
Lab RFP-2019: Co-Design of HVAC, Controls, and Sensing for Energy-Flexible Buildings (ended 2021)
PNNL researchers are developing a framework for designing systems with increased energy flexibility based on system-control co-design methodology.