A heat exchanging module (1) comprising a heat exchanger (2) and a bottle (6), the bottle (6) being attached to the heat exchanger (2) at one first longitudinal end (63) of the bottle (6), said heat exchanging module (1) comprising at least one attachment mean (10) located at a second longitudinal end (64) of the bottle (6), said attachment mean (10) restricting at least one axial movement of the bottle (6) along a longitudinal dimension (5) of said bottle (6).

A heat exchanging module (1) comprising a heat exchanger (2) and a bottle (6), the bottle (6) being attached to the heat exchanger (2) at one first longitudinal end (63) of the bottle (6), said heat exchanging module (1) comprising at least one attachment mean (10) located at a second longitudinal end (64) of the bottle (6), said attachment mean (10) restricting at least one axial movement of the bottle (6) along a longitudinal dimension (5) of said bottle (6).

An oil separator and an air conditioning system provided with the oil separator are disclosed by the present disclosure. The oil separator comprises: an inlet (20) configured to receive a refrigerant; a duct (10) through which the refrigerant flows, the duct having a circumferential wall and comprising: a first section comprising a first muffler adjacent to the inlet, the first muffler (60) comprising a chamber (11) defined by a first wall (13) of the first section and designed to have a length dimension (L) in a length direction of the duct and a depth dimension (H) intersecting the length dimension; and a second section downstream of the first section, a second wall (23) of the second section being provided with a second muffler (70); and an oil separation assembly (80,90) through which the refrigerant passing through the duct passes. The present disclosure has a simple and reliable structure and is easy to implement.

A device is provided that may include a compressor configured to compress a refrigerant, a condenser configured to condense the compressed refrigerant, an expander configured to expand the refrigerant condensed by the condenser, an evaporator configured to evaporate the refrigerant expanded by the expander, a separation mechanism connected to an outlet pipe of the evaporator to separate liquid refrigerant and gaseous refrigerant discharged from the evaporator, a bypass pipe to guide the gaseous refrigerant separated from the liquid refrigerant to the compressor, a first pipe connected to the separation mechanism and through which the liquid refrigerant discharged from the separation mechanism flows, an accumulator connected to the first pipe to separate the gaseous refrigerant, which is not separated from the liquid refrigerant by the separation mechanism, from the liquid refrigerant and discharge the separated gaseous refrigerant, and a second pipe configured to guide the gaseous refrigerant discharged from the accumulator to the compressor.

A device is provided that may include a compressor configured to compress a refrigerant, a condenser configured to condense the compressed refrigerant, an expander configured to expand the refrigerant condensed by the condenser, an evaporator configured to evaporate the refrigerant expanded by the expander, a separation mechanism connected to an outlet pipe of the evaporator to separate liquid refrigerant and gaseous refrigerant discharged from the evaporator, a bypass pipe to guide the gaseous refrigerant separated from the liquid refrigerant to the compressor, a first pipe connected to the separation mechanism and through which the liquid refrigerant discharged from the separation mechanism flows, an accumulator connected to the first pipe to separate the gaseous refrigerant, which is not separated from the liquid refrigerant by the separation mechanism, from the liquid refrigerant and discharge the separated gaseous refrigerant, and a second pipe configured to guide the gaseous refrigerant discharged from the accumulator to the compressor.

An air conditioning heat dissipation structure control method and a system includes the steps obtaining a real-time temperature Te of the heat generating component; if T.sub.e>T.sub.e.sup.d, opening the solenoid valve SV2 and adjusting the electronic expansion valve 4 to a preset initial opening degree; obtaining an update real-time temperature T.sub.e of the heat generating component after a setting time period; if the update real-time temperature T.sub.e>T.sub.max, performing the following steps every set period of time, obtaining a refrigerant temperature refrigerant temperature T.sub.in at the inlet end of the refrigerant heat dissipation pipe and a refrigerant temperature T.sub.out at the outlet end of the refrigerant heat dissipation pipe; calculating a real-time temperature difference ΔT.sub.real-time of the inlet end temperature T.sub.in and the outlet end temperature T.sub.out, wherein ΔT.sub.real-time=T.sub.out−T.sub.in, obtaining a preset target temperature difference ΔT.sub.target and calculating a deviation ΔT.sub.deviation, ΔT.sub.deviation=ΔT.sub.real-time−ΔT.sub.target; calculating a deviation change rate ΔΔT.sub.deviation=ΔT.sub.deviation−ΔT.sub.deviation′, and adjusting the opening degree of the electronic expansion valve based on the deviation ΔT.sub.deviation and the deviation change rate ΔΔT.sub.deviation, enables the temperature difference between the inlet end and the outlet end of the refrigerant heat dissipation pipe reaches the target temperature difference so as to ensure a good heat dissipation effect and keep the heat generating component working in a good condition and also lowers the cost by using refrigerant for transferring heat from the heat generating component. With the method, the reliability and stability of the air conditioning operation are improved, and the problem of poor heat dissipation reliability and high heat dissipation cost in the prior art is solved.

An air conditioning heat dissipation structure control method and a system includes the steps obtaining a real-time temperature Te of the heat generating component; if T.sub.e>T.sub.e.sup.d, opening the solenoid valve SV2 and adjusting the electronic expansion valve 4 to a preset initial opening degree; obtaining an update real-time temperature T.sub.e of the heat generating component after a setting time period; if the update real-time temperature T.sub.e>T.sub.max, performing the following steps every set period of time, obtaining a refrigerant temperature refrigerant temperature T.sub.in at the inlet end of the refrigerant heat dissipation pipe and a refrigerant temperature T.sub.out at the outlet end of the refrigerant heat dissipation pipe; calculating a real-time temperature difference ΔT.sub.real-time of the inlet end temperature T.sub.in and the outlet end temperature T.sub.out, wherein ΔT.sub.real-time=T.sub.out−T.sub.in, obtaining a preset target temperature difference ΔT.sub.target and calculating a deviation ΔT.sub.deviation, ΔT.sub.deviation=ΔT.sub.real-time−ΔT.sub.target; calculating a deviation change rate ΔΔT.sub.deviation=ΔT.sub.deviation−ΔT.sub.deviation′, and adjusting the opening degree of the electronic expansion valve based on the deviation ΔT.sub.deviation and the deviation change rate ΔΔT.sub.deviation, enables the temperature difference between the inlet end and the outlet end of the refrigerant heat dissipation pipe reaches the target temperature difference so as to ensure a good heat dissipation effect and keep the heat generating component working in a good condition and also lowers the cost by using refrigerant for transferring heat from the heat generating component. With the method, the reliability and stability of the air conditioning operation are improved, and the problem of poor heat dissipation reliability and high heat dissipation cost in the prior art is solved.

According to various aspects, exemplary embodiments are disclosed of chiller systems including thermoelectric modules, and corresponding control methods. In an exemplary embodiment, a compressor chiller system generally includes a refrigerant loop having a refrigerant fluid, a compressor connected in the refrigerant loop to compress the refrigerant fluid, and a condenser connected in the refrigerant loop to receive the compressed refrigerant fluid from the compressor and to condense the compressed refrigerant fluid. The system also includes a heat transfer component connected in the refrigerant loop to receive the condensed refrigerant fluid from the condenser, and a coolant loop having a coolant fluid. The heat transfer component is connected in the coolant loop to transfer heat from the coolant fluid to the condensed refrigerant fluid. The system further includes a thermoelectric module connected in the coolant loop. The thermoelectric module is adapted to transfer heat into and/or out of the coolant fluid.

Provided is an air conditioner including a connection pipe connected to a refrigerant pipe disposed inside an outdoor heat exchanger that operates as a condenser during a cooling operation and as an evaporator during a heating operation, a header connected to the connection pipe, wherein a refrigerant separated from a two-phase refrigerant flowing through the refrigerant pipe flows through the header, a bypass pipe connected to the header to guide a flow of the refrigerant to a compressor, a flow rate control valve installed at the bypass pipe to control a flow velocity of the refrigerant, a subcooler configured to superheat the refrigerant flowing through the bypass pipe, and a controller configured to control an opening degree of the flow rate control valve.

In a refrigeration cycle apparatus, refrigerant circulates in order of a compressor, first and second heat exchangers. The refrigeration cycle apparatus has a refrigerant container, first and second switch units, and a controller. When a first condition meaning that an amount of refrigerant in liquid state stored in the refrigerant container is excessive is satisfied, the controller controls the first switch unit to guide the refrigerant from the compressor to the first heat exchanger through the refrigerant container and controls the second switch unit to guide the refrigerant from the second heat exchanger to the compressor not through the refrigerant container. When the first condition is not satisfied, the controller controls the first switch unit to guide the refrigerant from the compressor to the first heat exchanger not through the refrigerant container and controls the second switch unit to guide the refrigerant from the refrigerant container to the compressor.