HZSS Technology has successfully developed and delivered three dry gas compressor aftercoolers (PCHE) with a power of up to 18.4MW for the West Lake area natural gas transmission and terminal facility capacity improvement project of CNOOC (China) East China Sea West Lake Oil and Gas Operating Company.
At the end of 2021, the first domestically produced large-scale high-efficiency compact wet natural gas cooler (PCHE) developed by HZSS and CNOOC Gas & Power Group Co., Ltd. was officially delivered after passing the CCS classification society inspection and certification, and was installed on the CEPA platform of a gas field of CNOOC (China) Donghai Xihu Oil and Gas Operation Company.
In October 2020, the engineering prototype of the microchannel compact and efficient heat exchanger (PCHE) jointly developed by CNOOC Gas and Power Group Co., Ltd., CNOOC (China) Limited Shanghai Branch and HZSS passed the appraisal of the China Machinery Industry Federation, filling the domestic gap and reaching the international advanced level as a whole. It can be used in marine oil and gas/LNG and related fields.
In December 2023, HZSS Technology successfully developed and delivered three ultra-large dry gas compressor aftercoolers (PCHE) with a power of up to 12MW, increasing the production capacity of an offshore oil and gas platform in the East China Sea.
In January 2024, HZSS Technology successfully provided advanced printed circuit board heat exchangers (PCHE) for the relocation and reconstruction project of gas turbines of Zhejiang Energy Zhenhai United Power Generation Company (hereinafter referred to as "Zhejiang Energy Zhenhai United Power Generation"). The PCHE is used for the dew point heating unit device in the natural gas pressure regulating station.