The invention relates to a thermal supply network (1000) for a process plant, in particular for a painting plant, comprising a fluid connection for supplying consumers (200, 220; 300, 302, 304, 306; 320, 322, 324) arranged therein with heat and/or cold via a heat transfer fluid in the fluid connection, in which at least two consumers (200, 300, 320; 220, 302, 304, 306, 322, 324) are connected fluidically in series, wherein the first consumer (200, 300, 320) is fluidically connected at least temporarily, by means of its first outlet (205, 305, 325) for the heat transfer fluid, to a second consumer (220, 302, 304, 306, 322, 324) via the second inlet (223) thereof.

The invention relates to a thermal supply network (1000) for a process plant, in particular for a painting plant, comprising a fluid connection for supplying consumers (200, 220; 300, 302, 304, 306; 320, 322, 324) arranged therein with heat and/or cold via a heat transfer fluid in the fluid connection, in which at least two consumers (200, 300, 320; 220, 302, 304, 306, 322, 324) are connected fluidically in series, wherein the first consumer (200, 300, 320) is fluidically connected at least temporarily, by means of its first outlet (205, 305, 325) for the heat transfer fluid, to a second consumer (220, 302, 304, 306, 322, 324) via the second inlet (223) thereof.

An energy efficient heat pump for a heating, ventilation, and air conditioning (HVAC) system includes a working fluid circuit configured to circulate a working fluid. The working fluid circuit includes a compressor, a first heat exchanger, a second heat exchanger, and a reversing valve configured to adjust a flow direction of the working fluid through the working fluid circuit. The energy efficient heat pump also includes an ejector system having an ejector configured to receive a first flow of the working fluid from the working fluid circuit as a suction fluid, receive a second flow of the working fluid from the working fluid circuit as a motive fluid, and direct a combined flow of the first flow of the working fluid and the second flow of the working fluid toward the compressor.

An energy efficient heat pump for a heating, ventilation, and air conditioning (HVAC) system includes a working fluid circuit configured to circulate a working fluid. The working fluid circuit includes a compressor, a first heat exchanger, a second heat exchanger, and a reversing valve configured to adjust a flow direction of the working fluid through the working fluid circuit. The energy efficient heat pump also includes an ejector system having an ejector configured to receive a first flow of the working fluid from the working fluid circuit as a suction fluid, receive a second flow of the working fluid from the working fluid circuit as a motive fluid, and direct a combined flow of the first flow of the working fluid and the second flow of the working fluid toward the compressor.

The present disclosure relates to a heat pump including a power unit providing a rotational driving force for liquid circulation and receiving power to heat liquid, and a housing defining a space therein to allow the power unit to be disposed therein. The power unit may include a motor, a shaft connected to the motor to receive power, and a plurality of rotary bodies rotatably provided on the shaft to be spaced apart from each other. A first polarity or a second polarity different from the first polarity may be applied to each of the rotary bodies. Therefore, heating performance can be maximized.

The present disclosure relates to a heat pump including a power unit providing a rotational driving force for liquid circulation and receiving power to heat liquid, and a housing defining a space therein to allow the power unit to be disposed therein. The power unit may include a motor, a shaft connected to the motor to receive power, and a plurality of rotary bodies rotatably provided on the shaft to be spaced apart from each other. A first polarity or a second polarity different from the first polarity may be applied to each of the rotary bodies. Therefore, heating performance can be maximized.

This disclosure provides a heat pump system, a control method and apparatus thereof, an air conditioning device and a storage medium, and relates to the field of heat pump technology, wherein the heat pump system includes: a valve assembly being respectively connected with an exhaust outlet and a suction inlet of a compressor, a first end of a second indoor heat exchanger, and a first end of an outdoor unit, and a second end of the second indoor heat exchanger being connected with a second end of the outdoor unit; the valve assembly being configured to control a flow direction and on-off of refrigerant to form a refrigerant loop; and a first control valve being provided in a pipeline between the first end of the first indoor heat exchanger and the exhaust outlet of the compressor.

This disclosure provides a heat pump system, a control method and apparatus thereof, an air conditioning device and a storage medium, and relates to the field of heat pump technology, wherein the heat pump system includes: a valve assembly being respectively connected with an exhaust outlet and a suction inlet of a compressor, a first end of a second indoor heat exchanger, and a first end of an outdoor unit, and a second end of the second indoor heat exchanger being connected with a second end of the outdoor unit; the valve assembly being configured to control a flow direction and on-off of refrigerant to form a refrigerant loop; and a first control valve being provided in a pipeline between the first end of the first indoor heat exchanger and the exhaust outlet of the compressor.

A heat pump for transporting heat with a refrigerant between an interior and an exterior of a building. The heat pump includes an indoor coil having the refrigerant flow therethrough and transfer heat with the interior of the building and an outdoor coil having the refrigerant flow therethrough and transfer heat with the exterior of the building. The heat pump includes first and second fluid paths each extending between the indoor coil and the outdoor coil and a domestic hot water tank having a cold-water supply section and a hot-water supply section. The heat pump includes a first coil disposed in the cold-water supply section of the domestic hot water tank and defining a portion of to the first fluid path and a second coil disposed in the hot-water supply section of the domestic hot water tank and defining a portion of to the second fluid path.

A heat pump for transporting heat with a refrigerant between an interior and an exterior of a building. The heat pump includes an indoor coil having the refrigerant flow therethrough and transfer heat with the interior of the building and an outdoor coil having the refrigerant flow therethrough and transfer heat with the exterior of the building. The heat pump includes first and second fluid paths each extending between the indoor coil and the outdoor coil and a domestic hot water tank having a cold-water supply section and a hot-water supply section. The heat pump includes a first coil disposed in the cold-water supply section of the domestic hot water tank and defining a portion of to the first fluid path and a second coil disposed in the hot-water supply section of the domestic hot water tank and defining a portion of to the second fluid path.