The disclosure relates to an air conditioning system comprising water heat source type heat source devices, and provides an air conditioning control device, an air conditioning system, and an air conditioning system control method which distributes consumed energy of heat source devices to each user. An air conditioning control device is provided. The air conditioning control device includes a first communication unit which communicates with a plurality of outdoor units and a plurality of indoor units connected to the plurality of outdoor units, a second communication unit which communicates with a plurality of heat source devices connected to the plurality of outdoor units, and a control unit configured to determine a reference energy and a consumption energy of the plurality of heat source devices, distribute, in a case in which the consumed energy of the plurality of heat source device exceeds the reference energy, an excess amount of energy to the plurality of indoor units, and set an energy consumption of each of the plurality of indoor units based on the distributed excess energy amount, wherein each of the plurality of heat source devices is a water heat source type of heat source device.

A workstation cooling system includes a radiant panel configured to be disposed in a workstation. The workstation cooling system also includes a water supply conduit configured to provide a cooling water flow to an inlet of the radiant panel and a water return conduit configured to receive the cooling water flow from an outlet of the radiant panel. The workstation cooling system additionally includes a control valve configured to receive control signals to adjust the cooling water flow provided to the radiant panel to enable the radiant panel to absorb heat to maintain a target temperature of the workstation.

A heating, ventilation, air conditioning, and refrigeration (HVACR) system includes a heating fluid circuit, a cooling fluid circuit, and a storage fluid circuit. A thermal system of the HVACR system absorbs energy from the storage fluid circuit and rejects it to the heating fluid circuit. The storage fluid circuit includes thermal storage tanks containing thermal storage material that can provide energy for heating or absorb energy for cooling depending on the state of the thermal storage material. Heating can be provided using the heating fluid circuit and the heat provided by the thermal system. Cooling can be provided using the cooling fluid circuit by absorbing energy from the conditioned space using a cooling fluid and rejecting energy from the cooling fluid to the storage fluid circuit. The thermal storage tanks can have heat added to them using an air source heat pump system to support heating operations.

A system and a method for comprehensive utilization of renewable energy and waste heat of a data center are provided. The system includes a data center, a water cistern, a water circulating system and a refrigerant circulating system. The water cistern is used to adopt heating capacity of the data center to complete a heat storage process within a set first period, and adopt the heating capacity stored in the heat storage process to supply a heat release process within a set second period. The water circulating system is provided with a plurality of water circulating loops. The refrigerant circulating system is provided with a plurality of circulating systems. The heat storage process and the heat release process are implemented by cooperation of the plurality of water circulating loops and/or the plurality of circulating systems, which may effectively reduce heat costs of users in winter.

A supply and/or cooling system contains a supply tube or a supply channel for receiving a liquid and/or a gas, which is coupled to a liquid supply device and/or a gas supply and/or gas suction system and has at least one liquid and/or gas discharge opening in a tube, and a channel base or casing region. A strand-shaped ingredient carrier and/or cooling strand is suspended on the supply tube or the supply channel and/or the supply tube or supply channel coupled to the gas supply and/or a gas suction system is suspended below the at least one ingredient carrier and/or cooling strand. The ingredient carrier contains and/or carries at least one ingredient and the ingredient carrier and/or cooling strand can be supplied with the liquid and/or the gas via the liquid and/or gas discharge opening. The supply tube or the supply channel is vertically moveable.

A compliant containment device for use in a hydronic system, the compliant containment device including a vessel including an inlet and an outlet, and valve operably coupled to at least one of the inlet and outlet, wherein the valve is configured to operate between an open and closed position based in part on a temperature.

A compliant containment device for use in a hydronic system, the compliant containment device including a vessel including an inlet and an outlet, and valve operably coupled to at least one of the inlet and outlet, wherein the valve is configured to operate between an open and closed position based in part on a temperature.

A switching flow source system includes a switching flow apparatus and a source loop and a production loop that are in fluid communication with the switching flow apparatus. In a cooling mode a first heat exchanger, acting as a condenser, is fluidly connected to the source loop and a second heat exchanger, acting as an evaporator, is fluidly connected to the production loop. The switching flow source system can be switched to a heating mode by operating valves within the switching flow apparatus. In the heating mode the first heat exchanger is switched to being fluidly connected to the production loop while the second heat exchanger is switched to being fluidly connected to the source loop.

An air conditioning system, a set temperature determining device determines a target temperature of water to be supplied to an indoor heat exchanger, based on [“target outflow temperature”=“current outflow temperature”+((“inlet and outlet temperature difference”/“indoor and outdoor temperature difference”)דset temperature difference”)]. The indoor and outdoor temperature difference is a difference between an indoor temperature and an outdoor temperature, the inlet and outlet temperature difference is a difference between temperatures of water at the inlet side and the outlet side of an intermediate heat exchanger, and the set temperature difference is a difference between an indoor temperature and a set temperature. A control device controls an outdoor unit in response to the target temperature determined by the set temperature determining device.

In an air-conditioning apparatus including a plurality of indoor units connected to a heat medium converter and a plurality of remote controllers respectively provided for the indoor units, the remote controllers each include a temperature sensor that detect a temperature of a corresponding space to be air-conditioned, and are each configured to communicate with a heat medium converter controller of the heat medium converter and an indoor unit controller of the corresponding indoor unit, transmit an instruction to start and stop an operation and data related to rotation speed of an indoor air-sending device to the corresponding indoor unit controller, and transmit the instruction to start and stop the operation, and a target temperature and a temperature detected by the temperature sensor or a difference therebetween, to the heat medium converter controller.