An HVAC controller is configured to log and record performance related data related to a performance of an HVAC system over a period of time in one or more performance logs stored in a memory of the HVAC controller. In some cases, the HVAC controller may be configured to retrieve at least some of the performance related data from the performance log that corresponds to a selected period of time that may be selected by a user, and display the retrieved performance related data on a display of the HVAC controller.

A system, apparatus, and method for distributed control of thermostatic electric loads (TELs) including receiving at an energy gateway, a demand response event signal and receiving real-time measurements of a temperature value and a power consumption value corresponding to a temperature setting of a plurality of TELs. The method retrieving historical data from pre-determined load profiles for the TELs and comparing load profiles and real-time measurements to determine a first consumption trajectory. Further, coordinating temperature settings of at least two TELs to generate a second consumption trajectory corresponding to the demand response event signal.

A multi-split system and a medium-pressure controlling method thereof are provided. The multi-split system includes an outdoor unit, a distribution device, and a plurality of indoor units. The distribution device includes a gas-liquid separator, a first heat exchange assembly, a first electronic expansion valve, a second heat exchange assembly and a second electronic expansion valve. The distribution device is configured to perform a routine correction on a medium-pressure control target value of the first electronic expansion valve according to the subcooling degree of the heating indoor unit, the outlet air temperature of the heating indoor unit and the opening of the throttling element in the heating indoor unit, and to correct a current medium-pressure control target value of the first electronic expansion valve according to a preset step when the opening of the throttling element reaches a maximum opening or a minimum opening and lasts for a first preset time.

Various embodiments relate to an apparatus and a method for temperature regulation system that can be worn by a user. One of the embodiments includes an article of clothing having the functionality to regulate the skin temperature of a portion on a user's body.

Power outputs in a heating control and/or regulation device are each electrically connectable to a heating element, especially a radiant heater. A power input is able to be connected electrically to a power supply for the heating elements. A power distribution device is connected electrically on its input side to the power input and is connected electrically on its output side via a branch to each of the power outputs to supply the power outputs with electric power from the power supply. A switching element is disposed in each of the branches or between each of the power outputs and the heating elements. A control and/or regulation unit is configured such that it controls and/or regulates the switching state of the switching elements as a function of set values. An interface receiving set values has at least one additional connection to a temperature measurement device that measures actual values of temperature. The control and/or regulation unit is configured such that it acquires the actual values of the temperature from the temperature measurement device and additionally controls and/or regulates the switching state of the switching elements as a function of these actual values of the temperature.

The present disclosure discloses a heating adjustment method and device, which belongs to the field of thermal system management technologies. The method includes: calculating an average indoor temperature of a cell, wherein the average indoor temperature of the cell is an average value of a real-time indoor temperature of each dwelling unit in the cell; judging whether the average indoor temperature is within a standard temperature range; and adjusting at least one of a water pump flow and a water temperature supplied to the cell when the average indoor temperature is not within the standard temperature range. When the average indoor temperature of the current cell is abnormal, the temperature of the cell is restored to a standard value by adjusting the water pump flow and the water temperature for heating, thus the response speed is fast, the reliability is high, the user experience is improved and energy is saved.

A temperature control unit has a temperature control unit body, a temperature control part provided inside the temperature control unit body, which raises and lowers a surface temperature of the temperature control unit body on a side where a temperature control object is located, and a thin coating temperature measuring resistance part composed of a thermal sprayed coating. The thin coating temperature measuring resistance part is formed over a certain range in a surface on the side where the temperature control object is located, and which is provided inside the temperature control unit body on a side closer to the temperature control object than the temperature control part. The thin coating temperature measuring resistance part can accurately measure an average temperature of a temperature control surface.

A system includes a plurality of thermally-coupled zones and a plurality of thermal control devices, each controllable to thermally control one of the plurality of zones, and a plurality of temperature sensors, each configured to measure temperature of one of the plurality of zones. The system includes a control circuit configured to receive a temperature measurement for each of the plurality of zones, collect the temperature measurements in a temperature vector in a real coordinate system, and transform the temperature vector to a normal coordinate system that provides a plurality of uncoupled equations. The control circuit is configured to determine, based on the plurality of uncoupled equations and a desired temperature gradient, a desired power vector in the normal coordinate system, transform the desired power vector to the real coordinate system to generate a power vector, and control the plurality of heaters in accordance with the power vector.

A temperature adjustment apparatus configured to perform temperature adjustment and control for each fine zone of a substrate, a multi-zone temperature adjustment apparatus including the same, and a multi-zone temperature adjustment type substrate supporting apparatus are proposed. The temperature adjustment apparatus includes a first power source, a second power source, an ammeter connected to the second power source in series and configured to measure a current value of the second power source, a heater inducing a first direction current to dissipate heat energy while being connected to the first power source in series during a heating time period, a temperature sensor inducing a second direction current while being connected to the second power source in series during a sensing time period, and a switch controller controlling connection between the first power source and the heater and connection between the second power source and the temperature sensor.

A system for controlling a flow rate of a fluid through a valve includes a controller. The controller is configured to receive a raw flow rate measurement from a flow rate sensor assembly configured to measure the flow rate. The controller is further configured to apply a flow rate measurement filter to the raw flow rate measurement to generate a filtered flow rate measurement. The controller is further configured to control actuation of an actuator configured to change the flow rate using the filtered flow rate measurement. The controller is configured to automatically adjust the flow rate measurement filter in response to detecting an event that causes stoppage of the actuation of the actuator.