Abstract: A controller in a building management system (BMS) includes an integrated wireless network processor. The integrated wireless network processor includes a wireless radio, a processor, and memory. The wireless radio is configured to exchange data communications with one or more BMS devices controlled by the controller. Both the processor and memory are in communication with the wireless radio. The memory includes communication stacks configured to facilitate communications using a building automation and control network communications protocol and a Wi-Fi communications protocol. The integrated wireless network processor is configured to provide a web page for rendering on the user device using the WiFi communications protocol.

Abstract: A predictive heating system for a building zone includes building equipment, a temperature sensor, a humidity sensor, and a predictive heating controller. The building equipment is operable to affect an environmental condition of the building zone in a heating mode of operation and a cooling mode of operation. The temperature sensor is configured to measure a temperature of the building zone. The humidity sensor is configured to measure humidify of the building zone. The predictive heating controller is configured to predict an occupancy time of the building zone over a future time period, determine a dehumidification time period before the occupancy time of the building zone, determine a heating time period before the occupancy time of the building zone, operate the building equipment to dehumidify the building zone over the dehumidification time period, and operate the building equipment to heat the building zone over the heating time period.

Abstract: A controller for a building control system includes processors and memory storing instructions that, when executed by the processors, cause the processors to perform operations including identifying zones within a building, analyzing data associated with the zones, and generating zone groupings based on the data associated with the zones. Each of the zone groupings define zone groups and specify which of the zones are grouped together to form each of the zone groups. The operations also include identifying a particular zone grouping from zone groupings based on the data associated with zones and using the particular zone grouping to generate control signals to operate equipment of the building control system to provide heating or cooling to the zones.

Abstract: A variable air volume controller includes a communications interface and a processing circuit. The communications interface is configured to facilitate communication with an external device and building equipment. The processing circuit is configured to store a plurality of predefined, selectable-applications; receive a selection of one of the plurality of predefined, selectable-applications; and implement the selected application such that the building equipment is controlled according to the selected application.

Abstract: A controller for an economizer that provides outdoor air to a conditioned space. The controller includes an error calculator configured determine an indoor air quality (IAQ) setpoint error based on an actual IAQ and an IAQ setpoint, an outdoor air flow (OAF) setpoint adjuster configured to determine an adjusted OAF setpoint based on at least one of the IAQ setpoint error, an initial OAF setpoint, and an OAF setpoint upper limit, and a proportional variable deadband controller (PVDC) configured to adjust an operational deadband of the economizer and adjust an operation of at least one of an actuator and a damper of the economizer to achieve the adjusted OAF based on at least one of an actual OAF and the adjusted OAF setpoint. Achieving the adjusted OAF drives the actual IAQ to the IAQ setpoint.

Abstract: A controller for controlling a temperature of a building space includes an occupancy sensor configured to measure an occupancy signal indicating whether one or more occupants are within the building space and a processing circuit configured to receive the occupancy signal from the occupancy sensor. The processing circuit is configured to determine whether the number of occupants within the building space has increased by a predefined amount based on the received occupancy signal, decrease a value of a temperature setpoint for the building space from a first value to a second value in response to a determination that the number of occupants within the building space has increased by the predefined amount based on the received occupancy signal, and reduce the temperature of the building space by controlling one or more pieces of building equipment associated with the building space.

Abstract: A system providing distributed gateway services in a building includes a plurality of gateways connected to a building server. A first gateway including a processing circuit configured to receive data points from a first set of HVAC devices, generate a first point list based on the data points, send the first point list to the building server, receive a second point list for a second set of one or more HVAC devices managed by the second gateway, and receive configuration data based on the second gateway being disconnected from the building server. The configuration data includes drivers for communicating with the second set of HVAC devices. The processing circuit is configured to extract data from the second and second sets of HVAC devices based on the first point list, the second point list and the configuration data and send the extracted data to the building server.

Abstract: A building system of a building, the building system including an embedded computer, the embedded computer including one or more circuits configured to implement a universal serial bus (USB) host and communicate with peripheral USB building devices via the USB host, receive building data from at least one of the peripheral USB building devices, generate one or more control decisions for one or more of the peripheral USB building devices, and communicate the one or more control decisions to the one or more of the peripheral USB building devices via one or more USB connections. The building system includes the peripheral USB building devices, wherein each of the peripheral USB building devices are connected to the USB host via at least one of a direct USB connection to the embedded computer or an indirect USB connection through another one of the peripheral USB building devices.

Abstract: Embodiments of the present disclosure relate to a heating, ventilating, air conditioning, and refrigeration (HVAC&R) system that includes a variable speed drive configured to provide power to a motor that drives a compressor of the HVAC&R system and a silicon carbide transistor of the variable speed drive, where the silicon carbide transistor is configured to adjust a voltage, or a frequency, or both of power flowing through the variable speed drive.

Abstract: A computerized method of assigning a building automation system point type to a plurality of unclassified data points is provided. The method includes receiving unclassified data points and attributes for each data point. The method includes receiving classifications for a first subset of the unclassified data points. Each classification associates a data point with a building automation system point type. The method includes generating a term set containing substrings that appear in the attributes. The method includes generating a first matrix describing a frequency that the substrings appear in the attributes. The method includes calculating an indicator of a probability that the presence of the selected substring results in the data point belonging to the selected point type. The method includes assigning a point type to a second subset by finding the substring and potential point type pair having the greatest indication of probability.

Abstract: A control system for a central plant having devices serving energy loads of a building. The control system includes a central plant optimizer wizard generator that receives user input and generates a central plant model for the control system. The central plant optimizer wizard generator includes an equipment model generator that receives user input and generates equipment models for the devices in the central plant, a device layer generator that generates device layers, an asset layer generator that generates asset layers, and a scaled load profile generator that generates a scaled building load profile of the building using the asset layers and the user data. The central plant optimizer wizard generator generates the central plant model using the asset layers and the scaled building load profile. A demand response optimizer uses the central plant model to determine control decisions for the devices included in the central plant.

Abstract: One embodiment of the present disclosure is a system for predicting performance of building equipment. The system comprises one or more sensors in communication with the building equipment, and the sensors are operable to detect characteristics from the building equipment. The system further comprises a computing device in communication with the sensors and in the same geographic location as the sensors. The computing device comprises one or more memory devices configured to store instructions that, when executed on one or more processors, cause the one or more processors to receive data from the sensors, the data based on the detected characteristics. The one or more processors also generate, based on a machine learning model and the data, a predicted performance of the building equipment when the machine learning model comprises a prior data substantially similar to the data.

Abstract: A control system for a central plant having subplants including devices operating to serve energy loads of a building. The system includes a high level optimization module that performs high level optimization of thermal loads subject to constraints to generate subplant load allocations. The control system includes a low level optimization module that performs low level optimization of the subplant load allocations to determine operating states for the devices. The control system includes a constraint modifier that modifies the constraints for the high level optimization module based on equipment schedules. The control system also includes a binary optimization modifier including a pruner module that receives the minimum off schedule to determine adjusted branches and a seeder module that receives the minimum on schedule to determine a starting node for use in binary optimization performed by the low optimization module.

Abstract: An actuator includes a drive device, and energy storage element and an actuator controller. The energy storage element is charged during operation of the actuator using power from an external power source. The drive device drives a valve member to a failsafe setpoint using energy from the energy storage element in the event of a power loss during operation of the actuator. The actuator controller provides a drive signal to the drive device indicating the valve member orientation (i.e. the failsafe setpoint) to which the drive device is to drive the valve member. The failsafe setpoint is determined based on the last fluid source that was controlled by the actuator of the fluid system prior to the power outage.

Abstract: A method for identifying and managing incidents in a building management system (BMS) of a building. The method includes identifying at least one or more entities, one or more intents, or one or more keywords from a text segment; extracting one or more parameters from at least one of the identified one or more entities, the identified one or more intents, or the identified one or more keywords, the one or more parameters comprising a piece of building equipment of the building and a characteristic of the piece of building equipment; determining a satisfied incident of a plurality of incidents based on the extracted one or more parameters, the satisfied incident identifying an issue with the piece of building equipment and associated with a second entity; and transmitting an indication of the satisfied incident to a computing device of the second entity.

Abstract: A building management system includes building equipment operable to affect a physical state of a building. The building management system includes a system manager coupled to the building equipment via a system bus, the system manager comprising a schedule manager configured to control an operation schedule of the building equipment. A client device is configured to communicate with the schedule manager to modify operation schedules of the building equipment or add new operation schedules for the building equipment. The schedule manager comprises a list of available schedules for the building equipment and is configured to, in response to modification of the operation schedules or addition of new operation schedules, update the list of available schedules to include the modification or the new operation schedule.

Abstract: A building management system comprises building equipment operable to affect a physical state or condition of a building. The building management system includes a system manager coupled to the building equipment via a system bus, the system manager comprising a schedule manager configured to control a first operation schedule of the building equipment. Combined schedules are configured to be controlled by the schedule manager. The combined schedules are configured to control both a first setpoint of the building equipment and first operation schedule of the building equipment. A client device is configured to communicate with the schedule manager to modify the first operation schedule of the building equipment to include the first schedule object.

Abstract: A method and system for securely verifying security compliance of a device on a network by generating a hash value for configuration data of the device, sending this value to a compliance service agent, comparing the hash value with hash value of default configuration data of the device, and reporting security non-compliance of the device when the generated hash value is same as the default hash values.

Abstract: A valve assembly is disclosed. The valve assembly may a valve body defined by an inlet port, an outlet port and flange. A movable valve member comprises an inlet opening extending from a leading edge surface present at a narrow slot region to trailing edge surface present at about a full bore region wherein the angle between the leading edge surface and trailing edge surface at the center of valve member is about 270 degrees. The fluid flow from the inlet port of the valve body to one or more outlet openings is controlled by the rotation of the valve member. Rotation of movable valve member enables linear controlling of the fluid flow wherein the control of fluid flow is proportional to the degrees of rotation from 0 to about 270 degrees.

Abstract: One or more non-transitory computer readable media contain program instructions that, when executed, cause one or more processors to: receive first raw data including one or more first data points generated by a first object of a plurality of objects associated with one or more buildings; generate first input timeseries according to the one or more data points; access a database of interconnected smart entities, the smart entities including object entities representing each of the plurality of objects and data entities representing stored data, the smart entities being interconnected by relational objects indicating relationships between the smart entities; identify a first object entity representing the first object from a first identifier in the first input timeseries; identify a first data entity from a first relational object indicating a relationship between the first object entity and the first data entity; and store the first input timeseries in the first data entity.