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    Two conductor wireline guided control and an HVAC system employing the same
    2.
    发明授权
    Two conductor wireline guided control and an HVAC system employing the same 有权

    公开(公告)号：US10146236B2

    公开(公告)日：2018-12-04

    申请号：US14933248

    申请日：2015-11-05

    Applicant: Lennox Industries Inc.

    Inventor： Steve Lazar ,  Jayprakash Charavda

    IPC: G05D23/00 ,  G05D23/19 ,  F24F11/30 ,  F24F11/62 ,  F24F11/54

    Abstract: A heating, ventilation, and air conditioning (HVAC) system includes a control unit, a central controller coupled to the control unit via a first two-conductor wireline structure, and a plurality of HVAC system components coupled to the central controller via a second two-conductor wireline structure. The central controller is configured to receive, via the first two-conductor wireline structure, control information corresponding to an enclosed space, generate control data, and transmit, via the first two-conductor wireline structure, the control data to at least one of the plurality of HVAC system components to regulate operations thereof.

    DISTRIBUTED HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM
    3.
    发明申请
    DISTRIBUTED HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM 审中-公开
    分布式加热，通风和空调系统

    公开(公告)号：US20160209068A1

    公开(公告)日：2016-07-21

    申请号：US14712176

    申请日：2015-05-14

    Applicant: Lennox Industries Inc.

    Inventor： Daniel A. Castillo ,  Jayprakash Charavda ,  Nguyen T. Ho ,  Sunil K. Khiani

    IPC: F24F11/00

    CPC classification number: F24F11/62 ,  F24F11/30 ,  F24F11/52 ,  F24F11/56 ,  F24F11/58 ,  F24F11/63 ,  F24F11/64 ,  F24F2110/10 ,  G05B15/02 ,  G05B19/042 ,  G05B2219/21157 ,  G05B2219/25168 ,  G06F3/0484 ,  H04L1/0004 ,  H04L12/2823 ,  H04L12/2825 ,  H04L12/283 ,  H04L12/2836 ,  H04L67/10 ,  H04L67/12 ,  H04L2012/2841 ,  H04L2012/285 ,  H04W4/70 ,  H04W4/80 ,  H04W84/12

    Abstract: In one embodiment, an HVAC system includes a first control unit communicatively coupled to a first plurality of HVAC units and a first interactive display. A second control unit communicatively coupled to a second plurality of HVAC units and a second interactive display. The first control unit is operable to detect and connect to the second control unit using a Wi-Fi direct protocol to create an HVAC control network that is designated as a primary communications network. The first control unit further operable to detect a Wi-Fi network including a wireless access point. The first control unit operable to re-designate the HVAC control network as a secondary communications network and to designate the Wi-Fi network as the primary communications network. The first control unit may also detect and connect to the second control unit over the Wi-Fi network, wherein the first control unit may receive a first temperature change request from the first interactive display and transmit the first temperature change request to the second control unit over the Wi-Fi network.

    Abstract translation: 在一个实施例中，HVAC系统包括通信地耦合到第一多个HVAC单元和第一交互式显示器的第一控制单元。 通信地耦合到第二多个HVAC单元和第二交互式显示器的第二控制单元。 第一控制单元可操作以使用Wi-Fi直接协议检测并连接到第二控制单元，以创建被指定为主要通信网络的HVAC控制网络。 第一控制单元还可操作以检测包括无线接入点的Wi-Fi网络。 第一控制单元可操作以将HVAC控制网络重新指定为辅助通信网络并将Wi-Fi网络指定为主要通信网络。 第一控制单元还可以通过Wi-Fi网络检测并连接到第二控制单元，其中第一控制单元可以从第一交互式显示器接收第一温度变化请求，并将第一温度变化请求发送到第二控制单元 通过Wi-Fi网络。

    DISTRIBUTED HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM
    4.
    发明申请
    DISTRIBUTED HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM 有权

    公开(公告)号：US20210180824A1

    公开(公告)日：2021-06-17

    申请号：US17189492

    申请日：2021-03-02

    Applicant: Lennox Industries Inc.

    Inventor： Daniel A. Castillo ,  Jayprakash Charavda ,  Nguyen T. Ho ,  Sunil K. Khiani

    IPC: F24F11/62 ,  G05B15/02 ,  G05B19/042 ,  H04L29/08 ,  H04L12/28 ,  H04W4/70 ,  G06F3/0484 ,  H04W4/80

    Abstract: A heating, ventilation, and air-conditioning (HVAC) system includes a first control unit and a second control unit. The first control unit is communicatively coupled to a first plurality of HVAC units, a first interactive display, and a first plurality of wireless sensors using a Wi-Fi direct protocol. The second control unit is communicatively coupled to a second plurality of HVAC units, a second interactive display, and a second plurality of wireless sensors over a Wi-Fi network. The first control unit is operable to connect to the second control unit using the Wi-Fi direct protocol. Upon connecting to the second control unit, the first control unit switches communications with the first plurality of HVAC units, the first interactive display, and the first plurality of wireless sensors from the Wi-Fi direct protocol to the Wi-Fi network.

    Device for operating a heating, ventilation, and air conditioning network
    7.
    发明授权
    Device for operating a heating, ventilation, and air conditioning network 有权

    公开(公告)号：US10302329B2

    公开(公告)日：2019-05-28

    申请号：US14712150

    申请日：2015-05-14

    Applicant: Lennox Industries Inc.

    Inventor： Daniel A. Castillo ,  Jayprakash Charavda ,  Nguyen T. Ho ,  Sunil K. Khiani

    IPC: F24F11/46 ,  F24F11/30 ,  G05B19/042 ,  F24F11/62 ,  G05B15/02 ,  G06F3/0484 ,  H04L29/08 ,  H04L12/28 ,  H04W4/70 ,  H04W4/80 ,  H04W84/12 ,  H04L1/00 ,  F24F110/10 ,  F24F11/63 ,  F24F11/64 ,  F24F11/56 ,  F24F11/58 ,  F24F11/52

    Abstract: In one embodiment a control unit for managing an HVAC system includes an RS-BUS interface that may communicate with one or more HVAC units. A plurality of universal asynchronous receiver/transmitter (UART) ports, wherein at least one of the UART ports may communicate with an interactive display using an RS-485 communication protocol, A secure digital input output (SDIO) port configured to interface with a Wi-Fi module, wherein the Wi-Fi module is operable to communicate with a plurality of HVAC sensors, wherein the plurality of HVAC sensors operable to measure temperature. A processor that may receive, from the SDIO port, a sensor reading from one of the plurality of HVAC sensors, the sensor reading formatted according to an 802.11 Wi-Fi protocol. The processor may then convert the sensor reading from the 802.11 Wi-Fi protocol into an RS-BUS protocol, the RS-BUS protocol may control the one or more HVAC units. The processor may also convert the sensor reading from the 802.11 Wi-Fi protocol into the RS-485 communication protocol that may communicate with the interactive display. The processor may then transmit the sensor reading in the RS-485 communication protocol to the interactive display using the at least one UART port. The processor may also transmit the RS-BUS protocol to the one or more HVAC units using the RS-BUS interface.

    DIAGNOSING AND TROUBLESHOOTING A HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM
    9.
    发明申请
    DIAGNOSING AND TROUBLESHOOTING A HEATING, VENTILATION, AND AIR CONDITIONING SYSTEM 审中-公开
    诊断和故障排除加热，通风和空调系统

    公开(公告)号：US20160209060A1

    公开(公告)日：2016-07-21

    申请号：US14712066

    申请日：2015-05-14

    Applicant: Lennox Industries Inc.

    Inventor： DANIEL A. CASTILLO ,  Jayprakash Charavda ,  Nguyen T. Ho ,  Sunil K. Khiani

    IPC: F24F11/00 ,  G05B15/02

    CPC classification number: F24F11/62 ,  F24F11/30 ,  F24F11/52 ,  F24F11/56 ,  F24F11/58 ,  F24F11/63 ,  F24F11/64 ,  F24F2110/10 ,  G05B15/02 ,  G05B19/042 ,  G05B2219/21157 ,  G05B2219/25168 ,  G06F3/0484 ,  H04L1/0004 ,  H04L12/2823 ,  H04L12/2825 ,  H04L12/283 ,  H04L12/2836 ,  H04L67/10 ,  H04L67/12 ,  H04L2012/2841 ,  H04L2012/285 ,  H04W4/70 ,  H04W4/80 ,  H04W84/12

    Abstract: In some embodiments a system for troubleshooting an HVAC system includes, a control unit communicatively coupled to a first plurality of HVAC units and a first interactive display. The control unit may connect to a Wi-Fi network and the Wi-Fi network may be generated by a wireless access point connected to the Internet. The control unit may detect and connect to a control server over the Internet using the wireless access point. The control unit may also detect a local user device over the Wi-Fi network, wherein the local user device may the plurality HVAC units by communicating with the control unit over the Wi-Fi network. The system may also include a mobile troubleshooting device that may communicate with the control unit using a Wi-Fi direct protocol without accessing the Wi-Fi network. The system may also include a remote troubleshooting device that may communicate with the control unit over a control connection established between the control server and the control unit.

    Abstract translation: 在一些实施例中，用于对HVAC系统进行故障排除的系统包括通信地耦合到第一多个HVAC单元和第一交互式显示器的控制单元。 控制单元可以连接到Wi-Fi网络，并且Wi-Fi网络可以由连接到因特网的无线接入点生成。 控制单元可以使用无线接入点检测并通过因特网连接到控制服务器。 控制单元还可以通过Wi-Fi网络来检测本地用户设备，其中本地用户设备可以通过Wi-Fi网络与控制单元通信来使多个HVAC单元。 该系统还可以包括可以使用Wi-Fi直接协议与控制单元通信而不访问Wi-Fi网络的移动故障排除设备。 系统还可以包括远程故障排除装置，其可以通过在控制服务器和控制单元之间建立的控制连接与控制单元进行通信。

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