A refrigerating apparatus, comprising: a controller; and a refrigerant circuit for conducting a refrigeration cycle, the refrigerant circuit being formed by connecting a compressor (21a, 21b, 21c), a heat-source-side heat exchanger and a utilization-side heat exchanger, wherein the refrigerant circuit includes: a liquid pipe for liquid refrigerant condensed in the heat-source-side heat exchanger; a branch pipe configured to branch a part of the liquid refrigerant inside of the liquid pipe and provided with a subcooling expansion valve; and a subcooling heat exchanger provided along the liquid pipe and configured to subcool the liquid refrigerant inside of the liquid pipe by the branched refrigerant flowing into the subcooling heat exchanger from the branch pipe; wherein the subcooled liquid refrigerant inside of the liquid pipe flows into the utilization-side heat exchanger to evaporate and the branched refrigerant after the subcooling is injected into an intermediate-pressure compression chamber of the compressor (21a, 21b, 21c); characterized in that the refrigerant circuit further includes temperature detecting means for detecting the temperature of the liquid refrigerant inside of the liquid pipe after the subcooling, wherein the controller is configured to execute a liquid-temperature control mode of determining a target temperature of the liquid refrigerant inside of the liquid pipe after the subcooling according to a cooling load in the utilization-side heat exchanger and control the opening of the subcooling expansion valve such that the temperature of the liquid refrigerant inside of the liquid pipe after the subcooling becomes the target temperature. a controller; and a refrigerant circuit for conducting a refrigeration cycle, the refrigerant circuit being formed by connecting a compressor (21a, 21b, 21c), a heat-source-side heat exchanger and a utilization-side heat exchanger, wherein the refrigerant circuit includes: a liquid pipe for liquid refrigerant condensed in the heat-source-side heat exchanger; a branch pipe configured to branch a part of the liquid refrigerant inside of the liquid pipe and provided with a subcooling expansion valve; and a subcooling heat exchanger provided along the liquid pipe and configured to subcool the liquid refrigerant inside of the liquid pipe by the branched refrigerant flowing into the subcooling heat exchanger from the branch pipe; wherein the subcooled liquid refrigerant inside of the liquid pipe flows into the utilization-side heat exchanger to evaporate and the branched refrigerant after the subcooling is injected into an intermediate-pressure compression chamber of the compressor (21a, 21b, 21c); characterized in that the refrigerant circuit further includes temperature detecting means for detecting the temperature of the liquid refrigerant inside of the liquid pipe after the subcooling, wherein the controller is configured to execute a liquid-temperature control mode of determining a target temperature of the liquid refrigerant inside of the liquid pipe after the subcooling according to a cooling load in the utilization-side heat exchanger and control the opening of the subcooling expansion valve such that the temperature of the liquid refrigerant inside of the liquid pipe after the subcooling becomes the target temperature. a liquid pipe for liquid refrigerant condensed in the heat-source-side heat exchanger; a branch pipe configured to branch a part of the liquid refrigerant inside of the liquid pipe and provided with a subcooling expansion valve; and a subcooling heat exchanger provided along the liquid pipe and configured to subcool the liquid refrigerant inside of the liquid pipe by the branched refrigerant flowing into the subcooling heat exchanger from the branch pipe; wherein the subcooled liquid refrigerant inside of the liquid pipe flows into the utilization-side heat exchanger to evaporate and the branched refrigerant after the subcooling is injected into an intermediate-pressure compression chamber of the compressor (21a, 21b, 21c); characterized in that the refrigerant circuit further includes temperature detecting means for detecting the temperature of the liquid refrigerant inside of the liquid pipe after the subcooling, wherein the controller is configured to execute a liquid-temperature control mode of determining a target temperature of the liquid refrigerant inside of the liquid pipe after the subcooling according to a cooling load in the utilization-side heat exchanger and control the opening of the subcooling expansion valve such that the temperature of the liquid refrigerant inside of the liquid pipe after the subcooling becomes the target temperature.