A central controller for controlling power consumption in a thermal energy system is disclosed, the energy system may include a plurality of heat pump assemblies and a plurality of cooling machine assemblies, each heat pump assembly being connected to a thermal energy circuit comprising a hot conduit and a cold conduit via a thermal heating circuit inlet connected to the hot conduit and via a thermal heating circuit outlet connected to the cold conduit, each cooling machine assembly being connected to the thermal energy circuit via a thermal cooling circuit inlet connected to the cold conduit and via a thermal cooling circuit outlet connected to the hot conduit.

A hot water supply apparatus includes a hot water supply channel. The hot water supply channel includes a heating section configured to heat water and a tank configured to store the water heated by the heating section. The hot water supply channel is configured to execute a first hot water supply operation in a hot water storage state in which a low-temperature layer, a medium-temperature layer, and a high-temperature layer are formed in the tank. The first hot water supply operation includes heating water in the medium-temperature layer to a first temperature by the heating section and supplying the water heated to a hot water supply target.

Heat pump system comprising a heat medium circuit (210, 220, 230, 240, 250, 310, 320, 410, 420, 430, 440, 450, 460) in turn comprising a compressor (211), an expansion valve (232, 242), at least one primary heat exchanging means (422, 433, 452) between a primary-side heat medium and a respective primary heat source or sink selected from outdoor air, a water body or the ground, at least one secondary heat exchanging means (314, 315, 316) between a secondary-side heat medium and a respective secondary heat source or sink selected from indoors air, pool water and tap water, and a control means (500). The invention is characterised in that the speed of the compressor can be controlled, in that an opening of the expansion valve is adjustable, in that the speed of the compressor is controlled, and in that an output temperature of heat medium flowing out from the expansion valve is controlled by controlling the opening of the expansion valve given the controlled speed of the compressor. The invention also relates to a method.

A controller, a water source heat pump and a computer useable medium are disclosed herein. In one embodiment the controller includes: (1) an interface configured to receive operating data and monitoring data from the water source heat pump and transmit control signals to components of thereof and (2) a processor configured to respond to the operating data or the monitoring data by operating at least one motor-operated valve of the water source heat pump via a control signal.

A hybrid heat system, a capacity allocation control method thereof, a readable storage medium and a control system. The hybrid heat system includes a plurality of modular heat recovery units with an air-conditioning mode and a water-heating mode, and a plurality of modular air-conditioning units with an air-conditioning mode, the capacity allocation control method including: a classification step S100 for classifying the compressors in the plurality of modular heat recovery units and the plurality of modular air-conditioning units according to unit category, unit state and start-stop state; a sorting step S200 for sorting classified compressors according to operating time; and a search step S300 for searching target compressors from sorted compressors based on preset energy efficiency search criteria.

Method of operating a thermal energy system coupled to a building energy system which selectively provides heating and/or cooling to a building, the method comprising the steps of; (a) providing a thermal energy system comprising a heat pump system having an output side and an input side, a heat energy working fluid loop extending into the building, the output side being coupled to a building by the heat energy working fluid loop to provide heating to the building from the thermal energy system, a cooling demand working fluid loop extending into the building, a first geothermal system in which a working fluid is circulated and a second geothermal system in which a working fluid is circulated; (b) selectively thermally connecting the first geothermal system to the input side of the heat pump system, or to the heat energy working fluid loop to provide heating to the building; and (c) selectively thermally connecting the second geothermal system to the input side of the heat pump system, or to the cooling demand working fluid loop to provide cooling to the building.

A controller, a water source heat pump and a computer useable medium are disclosed herein. In one embodiment the controller includes: (1) an interface configured to receive operating data and monitoring data from the water source heat pump and transmit control signals to components of thereof and (2) a processor configured to respond to the operating data or the monitoring data by operating at least one motor-operated valve of the water source heat pump via a control signal.

A hybrid heating system having a heat recovery apparatus in fluid communication with a heat pump and a furnace is provided. The apparatus recovers heat from flue gas discharged from the furnace and transfers the recovered heat to a stream of refrigerant in the heat pump. The apparatus includes a shell disposed in fluid communication with the furnace and tubes disposed in fluid communication with the shell and the heat pump. The system includes valves for regulating access between the apparatus and the stream of the refrigerant in the heat pump, and a control unit in communication with the valves to regulate access between the apparatus and the heat pump during a heating mode based on operating parameters of the system.

A combination water heating, air conditioning refrigerant system is described. The combined system includes a plurality of independently adjustable electronic expansion valves. The expansion valves can independently modulate the delivery of high-temperature, high-pressure refrigerant to either a water heat exchanger or an outside condenser. A controller can receive input signals, including temperature signals from one or more temperature sensors that indicate the temperature at various locations of the system. The temperature signals include one or more of water temperature signals, ambient air temperature signals, or refrigerant super heat temperatures signals. In response to the input signals, the controller can output control signals to one or more of the plurality of electronic expansion valves.

A temperature management system for a private household or public building wherein there is one hot reservoir and one cold reservoir which are or can be coupled with at least one solar collector or outdoor heat exchanger that is installed outdoors for the purpose of heating or cooling the respective reservoir.