Patents Assigned to Johnson Controls Technology
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Publication number: 20200019129Abstract: Systems and methods for operating an energy plant are disclosed herein. A time series of performance variable associated with a device in the energy plant is obtained. An auto-correlation function data of the device is obtained based on the time series of the performance variable associated with the device. An electronic model of the device is generated based on the auto-correlation function data. Time, at which a future event of the device is predicted to occur, is predicted based on the electronic model. A report indicating the future event of the device and the predicted time may be generated. The device may be automatically configured, according to the future event and the predicted time.Type: ApplicationFiled: July 12, 2018Publication date: January 16, 2020Applicant: Johnson Controls Technology CompanyInventors: Ovijeet Sircar, Tushar S. Joshi, Anil Tribhuwan, Sourav Bandyopadhyay, Sikim Chakraborty
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Patent number: 10534326Abstract: A building automation system (BAS) includes building equipment located within a building and a BAS network configured to facilitate communications between the building equipment. The building equipment operate to affect a variable state or condition within the building. The BAS includes a BAS-BIM integrator configured to receive BAS points from the BAS network and to integrate the BAS points with a building information model (BIM). The BIM includes a plurality of BIM objects representing the building equipment. The BAS includes an integrated BAS-BIM viewer configured to use the BIM with the integrated BAS points to generate a user interface. The user interface includes a graphical representation of the BIM objects and the BAS points integrated therewith.Type: GrantFiled: October 21, 2015Date of Patent: January 14, 2020Assignee: Johnson Controls Technology CompanyInventors: Ashok Sridharan, Jayesh Patil, Subrata Bhattacharya, Abhigyan Chatterjee
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Publication number: 20200011562Abstract: A variable refrigerant flow (VRF) system for a building. The VRF system includes at least one outdoor VRF unit configured to heat or cool a refrigerant for use in heating or cooling the building. The at least one outdoor VRF unit includes a sub-cooler and a bypass expansion valve configured to control a flow of the refrigerant through the sub-cooler and an extremum-seeking controller configured to generate a sub-cooling temperature setpoint for the at least one outdoor VRF unit. The extremum-seeking controller is configured to determine a total power consumption of the at least one outdoor VRF unit, generate a sub-cooling temperature setpoint for the at least one outdoor VRF unit using an extremum-seeking control technique that drives the total power consumption toward an extremum, and use the sub-cooling temperature setpoint to operate the at least one outdoor VRF unit.Type: ApplicationFiled: July 6, 2018Publication date: January 9, 2020Applicant: Johnson Controls Technology CompanyInventors: Robert D. Turney, Liming Yang, Yunrui Wang, Yasutaka Yoshida, Kazumoto Urata
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Patent number: 10528013Abstract: A building management system (BMS) interface system. The BMS interface system includes a user interface and a BMS controller in communication with the user interface. The BMS controller includes a processor. The processor is configured to display a graphical scheduling interface on the user interface and receive a scheduling input from the user interface. The processor is further configured to extract one or more scheduling elements from the received scheduling input and convert the scheduling elements into one or more BMS data objects. The processor is further configured to update the graphical scheduling interface displayed on the user interface. The processor is also configured to execute one or more scheduling instructions based on the received scheduling input, wherein the scheduling instructions are associated with the operation of one or more BMS devices.Type: GrantFiled: May 12, 2017Date of Patent: January 7, 2020Assignee: Johnson Controls Technology CompanyInventors: Ryan A. Piaskowski, Nicole Ann Madison, Beth Ray, Adam R. Grabowski, Alan S. Schwegler, Garrett Wiens-Kind, Joseph M. Mueller, Jonathan M. Schwabe
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Patent number: 10528016Abstract: A building management system includes a communications bus, slave devices connected to the communications bus, a remote server that includes a slave device configuration database, and a master controller connected to the communications bus. The master controller is configured to query the slave devices for device identification codes, receive device identification codes from the slave devices, and connect to the remote server. The master controller is further configured to transmit device identification codes to the slave device configuration database, receive slave device configuration information from the slave device configuration database, and control the slave devices based on the slave device configuration information.Type: GrantFiled: May 10, 2017Date of Patent: January 7, 2020Assignee: Johnson Controls Technology CompanyInventor: Homero L. Noboa
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Patent number: 10529153Abstract: A method for accessing information about a product. The method includes receiving identifying information, from the product, at a device via a sensor. The method further includes transmitting the identifying information to a server. Additionally, the method includes receiving a request to provide user identification data to the server at the device, and receiving the user identification data at the device. The method further includes transmitting the user identification data to the server, and accessing content related to the product based on the user identification data.Type: GrantFiled: July 5, 2018Date of Patent: January 7, 2020Assignee: Johnson Controls Technology CompanyInventor: Christopher Noonan
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Patent number: 10527306Abstract: A building energy management system includes building equipment, a data collector, an analytics service, a timeseries database, and an energy management application. The building equipment monitor and control one or more variables in the building energy management system and provide data samples of the one or more variables. The data collector collects the data samples from the building equipment and generates a data timeseries including a plurality of the data samples. The analytics service performs one or more analytics using the data timeseries and generates a results timeseries including a plurality of result samples indicating results of the analytics. The timeseries database stores the data timeseries and the results timeseries. The energy management application retrieves the data timeseries and the results timeseries from the timeseries database in response to a request for timeseries data associated with the one or more variables.Type: GrantFiled: January 17, 2017Date of Patent: January 7, 2020Assignee: Johnson Controls Technology CompanyInventors: Andrew J. Boettcher, Steven R. Vitullo, Vivek Narain, Youngchoon Park, Gerald A. Asp, Peter A. Craig, Vijaya S. Chennupati
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Patent number: 10528020Abstract: A building control system includes a hybrid controller which receives measurements from sensors and provides control signals to building equipment. The hybrid controller includes a state transition controller, a state history tracker, and an adaptive user interface generator. The state transition controller transitions between multiple discrete operating states by executing state transitions. The state history tracker records a state history including a sequence of state transitions executed by the state transition controller and/or a sequence of operating states resulting from the state transitions. The adaptive user interface generator generates an adaptive user interface including a representation of the multiple discrete operating states and the state transitions therebetween. The adaptive user interface includes state history controls operable to navigate the state history and select an operating state defined by the state history.Type: GrantFiled: August 9, 2016Date of Patent: January 7, 2020Assignee: Johnson Controls Technology CompanyInventor: Kirk H. Drees
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Publication number: 20200004216Abstract: A building management system (BMS) includes building equipment configured to provide samples of one or more data points in the building management system and a timeseries service. The timeseries service is configured to identify a first timeseries processing workflow that uses an input timeseries as an input and defines processing operations to be applied to the samples of the input timeseries, perform the processing operations defined by the first timeseries processing workflow to generate a first derived timeseries comprising a first set of derived timeseries samples, identify a second timeseries processing workflow that uses the first derived timeseries as an input and defines processing operations to be applied to the samples of the first derived timeseries, and perform the processing operations defined by the second timeseries processing workflow to generate a second derived timeseries comprising a second set of derived timeseries samples.Type: ApplicationFiled: September 11, 2019Publication date: January 2, 2020Applicant: Johnson Controls Technology CompanyInventors: Youngchoon Park, Sudhi R. Sinha, Vaidhyanathan Venkiteswaran, Erik S. Paulson, Vijaya S. Chennupati
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Patent number: 10520255Abstract: A heat exchanger includes a frame and a plurality of coil passes disposed within the frame. The plurality of coil passes is configured to direct a flow of a refrigerant therethrough to transfer heat with an air flow passing over the heat exchanger. The plurality of coil passes include a U-bend disposed between first and second linear portions of the plurality of coil passes to redirect the refrigerant from a first longitudinal end of the heat exchanger to a second longitudinal end of the heat exchanger. Additionally, a first plurality of fins is disposed on an outer surface the U-bend.Type: GrantFiled: June 5, 2017Date of Patent: December 31, 2019Assignee: Johnson Controls Technology CompanyInventors: Douglas A. Kester, Nicholas P. Mislak
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Patent number: 10520210Abstract: A heating ventilation and air conditioning (HVAC) system for a building space includes an HVAC device including a processing circuit. The processing circuit is configured to generate an encrypted dynamic key based on a manifest stored on the device. The manifest includes a set of entitlements for the HVAC device based on relationships between the HVAC device and entities. The processing circuit is further configured to transmit the stored manifest to an authentication server by sending the encrypted dynamic key to the authentication server and receive an updated manifest from the authentication server based on the encrypted dynamic key. The processing circuit is further configured to send a payload request to the authentication server based on the updated manifest, the payload request including a software update request.Type: GrantFiled: June 30, 2017Date of Patent: December 31, 2019Assignee: Johnson Controls Technology CompanyInventors: Youngchoon Park, Justin J. Ploegert, Erik S. Paulson, Sudhi R. Sinha
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Patent number: 10514176Abstract: A refrigerant leak management system includes a return inlet assembly and a purge exhaust outlet assembly. The system also includes a sensor configured to detect refrigerant proximate an air handling enclosure of a HVAC unit. The system further includes a controller configured to control the system to drive air from a conditioned interior space of a building into an external environment via the purge exhaust outlet assembly when the sensor detects the refrigerant proximate the air handling enclosure by: actuating the return inlet assembly to close the return inlet assembly, actuating the purge exhaust outlet assembly to open the purge exhaust outlet assembly, and activating a reversible supply fan of the HVAC unit in a reverse direction.Type: GrantFiled: January 15, 2018Date of Patent: December 24, 2019Assignee: Johnson Controls Technology CompanyInventor: Jamie Weinert
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Patent number: 10515098Abstract: 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.Type: GrantFiled: September 26, 2018Date of Patent: December 24, 2019Assignee: Johnson Controls Technology CompanyInventors: Youngchoon Park, Sudhi R. Sinha, Vaidhyanathan Venkiteswaran, Erik S. Paulson, Vijaya S. Chennupati
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Patent number: 10514178Abstract: Systems and methods for predicting a plurality of thermodynamic states of a plurality of heat, ventilation, and air conditioning (HVAC) devices of an energy plant are disclosed. The system includes a processor and a non-transitory computer readable medium storing instructions when executed causing the processor to: obtain plant netlist data describing the plurality of HVAC devices of the energy plant and connections of the plurality of HVAC devices to corresponding nodes; identify, from the plurality of thermodynamic states of the energy plant at a plurality of nodes, a reduced subset of the plurality of thermodynamic states to be predicted based on the connections of the plurality of HVAC devices; predict the reduced subset of the plurality of thermodynamic states using a non-linear solver; and determine the plurality of thermodynamic states of the energy plant based on the reduced subset of the predicted thermodynamic states.Type: GrantFiled: July 3, 2018Date of Patent: December 24, 2019Assignee: Johnson Controls Technology CompanyInventors: Graeme Willmott, Matthew J. Asmus
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Publication number: 20190384243Abstract: A performance assessment device for evaluating a building management system (BMS). The device includes a communication interface. The communication interface is configured to communicate with a BMS network, the BMS network in communication with the BMS. The device further includes a processing circuit. The processing circuit is configured to receive data related to the BMS via the communication interface. The processing circuit is further configured to evaluate the data related to the BMS to generate a current assessment of the attributes of the BMS, and to compare the current assessment of the attributes of the BMS to a previously determined assessment of the attributes of the BMS.Type: ApplicationFiled: August 28, 2019Publication date: December 19, 2019Applicant: Johnson Controls Technology CompanyInventors: DANA A. GUTHRIE, SHAWN D. SCHUBERT, MICHAEL J. ZUMMO, JASON T. SAWYER
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Publication number: 20190384259Abstract: An optimization system for a central plant includes a processing circuit configured to receive load prediction data indicating building energy loads and utility rate data indicating a price of one or more resources consumed by equipment of the central plant to serve the building energy loads. The optimization system includes a high level optimization module configured to generate an objective function that expresses a total monetary cost of operating the central plant over an optimization period as a function of the utility rate data and an amount of the one or more resources consumed by the central plant equipment. The optimization system includes a demand charge module configured to modify the objective function to account for a demand charge indicating a cost associated with maximum power consumption during a demand charge period. The high level optimization module is configured to optimize the objective function over the demand charge period.Type: ApplicationFiled: August 16, 2019Publication date: December 19, 2019Applicant: Johnson Controls Technology CompanyInventors: Michael J. Wenzel, Kirk H. Drees
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Patent number: 10510127Abstract: A thermostat for a building space includes a communications interface, an electronic display, and a processing circuit. The communications interface is configured to receive service provider information via a network connection. The electronic display includes a user interface configured to display the service provider information. The processing circuit is configured to determine when to display the service provider information on the electronic display by monitoring thermostat events.Type: GrantFiled: September 8, 2016Date of Patent: December 17, 2019Assignee: Johnson Controls Technology CompanyInventors: Jedidiah O. Bentz, Brian D. Rigg, Theresa N. Gillette, Tom R. Tasker, Tyler McCune, John W. Uerkvitz, Shaun B. Atchison, Daniel S. Middleton, Aneek Muhammad Noor, William P. Alberth, Jr., Joseph R. Ribbich
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Patent number: 10508843Abstract: Embodiments of the present disclosure relate to a vapor compression system that includes a refrigerant loop, a compressor disposed along the refrigerant loop and configured to circulate refrigerant through the refrigerant loop, and a heat exchanger disposed along the refrigerant loop and configured to place the refrigerant in a heat exchange relationship with a cooling fluid. The heat exchanger includes a water box portion having a first length, a shell having a second length, a plurality of tubes disposed in the shell and configured to flow the cooling fluid, and a cooling fluid portion having a third length, where the water box portion and the cooling fluid portion are coupled to the shell, such that the first length, the second length, and the third length form a combined length of the heat exchanger that is substantially equal to a target length.Type: GrantFiled: December 20, 2016Date of Patent: December 17, 2019Assignee: Johnson Controls Technology CompanyInventors: Jeb W. Schreiber, Eric H. Albrecht, Kevin D. Krebs, Justin P. Kauffman, Brian L. Stauffer
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Publication number: 20190378020Abstract: A building energy system for a building, the building energy system including one or more memory devices configured to store instructions thereon, that, when executed by one or more processors, cause the one or more processors to receive a building model, the building model defining a physical construction of the building, generate predicted energy usage data of the building based on the building model and historical weather data, train a predictive building model based on the predicted energy usage data, wherein the predictive building model indicates a prediction of an optimal equipment operating setting, generate the optimal equipment operating setting based on the predictive building model, and operate one or more pieces of building equipment based on the optimal equipment setting to control an environmental condition of the building.Type: ApplicationFiled: April 30, 2019Publication date: December 12, 2019Applicant: Johnson Controls Technology CompanyInventors: Santle Camilus, Manjuprakash R. Rao
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Patent number: 10505756Abstract: A building system for operating a building and managing building information causes one or more processors to receive building data from one or more building data sources, generate relationships between entities based on the building data, wherein the relationships comprises a pair of relationships between a first entity and a second entity of the entities representing two different types of relationships, wherein the pair of relationships comprises a first relationship between the first entity and the second entity and a second relationship between the second entity and the first entity, and update a space graph by causing the space graph to store nodes representing the entities and edges between the nodes representing the relationships, wherein the space graph is a graph data structure.Type: GrantFiled: January 28, 2019Date of Patent: December 10, 2019Assignee: Johnson Controls Technology CompanyInventors: Youngchoon Park, Sudhi R. Sinha