Cooling system and pretreatment module therefor
A pretreatment module comprises: a first airflow path and a second airflow path, wherein the first airflow path is provided with a first dehumidification heat exchanger, and the second airflow path is provided with a second dehumidification heat exchanger; and a pipeline and valve assembly, wherein, a second end of the first airflow path and a second end of the second airflow path are connected to an air inlet and an air outlet of a natural cooling device of the cooling system through the pipeline and valve assembly; wherein, the pipeline and valve assembly is configured to switch between a first mode and a second mode; in the first mode, the pipeline and valve assembly is configured to connect the first airflow path to the air inlet; and in the second mode, the pipeline and valve assembly is configured to connect the first airflow path to the air outlet.
1 . A pretreatment module for a cooling system, comprising:
a first airflow path and a second airflow path, wherein the first airflow path is provided with a first dehumidification heat exchanger, and the second airflow path is provided with a second dehumidification heat exchanger;
a pipeline and valve assembly, wherein the pipeline and valve assembly is configured to be connected with a single air outlet of a natural cooling device of the cooling system; and
wherein, the pipeline and valve assembly is configured to switch between a first mode and a second mode.
2 . The pretreatment module according to claim 1 , wherein the first dehumidification heat exchanger and the second dehumidification heat exchanger are arranged in parallel.
3 . The pretreatment module according to claim 1 , wherein the pretreatment module does not include a compressor.
4 . The pretreatment module according to claim 2 , wherein the pretreatment module does not include a compressor.
5 . The pretreatment module according to claim 1 , wherein in the first mode, the pipeline and valve assembly is configured such that the first airflow path communicates to an air inlet of the natural cooling device, and the second airflow path communicates to an air outlet of the natural cooling device.
6 . The pretreatment module according to claim 1 , wherein in the second mode, the pipeline and valve assembly is configured such that the first airflow path communicates with an air outlet, and the second airflow path communicates with an air inlet.
7 . A cooling system for cooling a load, comprising:
a pretreatment module, the pretreatment module comprising:
a first airflow path and a second airflow path, wherein the first airflow path is provided with a first dehumidification heat exchanger, and the second airflow path is provided with a second dehumidification heat exchanger;
a pipeline and valve assembly, wherein the pipeline and valve assembly is configured to be connected with a single air outlet of a natural cooling device of the cooling system; and
wherein, the pipeline and valve assembly is configured to switch between a first mode and a second mode; and
a natural cooling device, the natural cooling device comprising:
a direct evaporative cooling device and/or an indirect evaporative cooling device.
8 . The cooling system according to claim 7 , wherein the pretreatment module and the natural cooling device are configured in series with the load.
9 . The cooling system according to claim 7 , further comprising a mechanical refrigeration device including a compressor.
10 . The cooling system according to claim 7 , wherein the natural cooling device comprises a direct evaporative cooling device and an indirect evaporative cooling device.