"Master, the HXD1C3144 equipment has completed the static inspection and can be tested dynamically." On the afternoon of April 19, at the golmud electric section preparation field, He Yongao, a young worker in the maintenance area of the vehicle equipment workshop of the Golmud electric section, told the foreman Zhao Yunyun.
In mid-April, Golmud Electric Section ushered in 5 new HXD1C locomotives, in order to ensure the quality of new locomotive on-board equipment, Golmud Electric Section organized vehicle equipment workshop maintenance, equipment maintenance, testing, quality analysis of 4 work areas of elite soldiers, grouping these 5 new locomotive on-board equipment debugging assembly, data analysis and dynamic testing, to ensure the health of the new locomotive on the road.
From 8:30 a.m., in the preparation yard, the employees shuttled under the gutter, next to the wheelset, and between the electrical appliances. The staff of the maintenance work area just carefully removed the speed sensor, and the young worker Xue Tao quickly picked it up and quickly sent it to the equipment maintenance work area according to the prescribed route. In the equipment maintenance area, the staff of the wireless working group has been on the CIR host, MMI, LBJ and other equipment for open cover inspection, next to them, the locomotive signal group staff is conducting signal host and auxiliary equipment testing, the test bench from time to time sounded "red light stop" voice prompt.
"Foreman, LKJ monitoring host board is about to be tested and upgraded, the equipment is tight for a long time, and I will not rest at noon today." Employee Zhao Ping took the initiative to say to the foreman Zhu Xuefeng.
At 14:00, in the quality analysis area, the workshop technician Fan Ting was skillfully conducting the test and data checking of the LKJ host, and after checking, he carefully checked the appearance of the equipment, cleared the dust, pressed the confirmation button of the last monitor, and the test was all completed.
At the same time, in the maintenance area, the foreman Zhang Yunyun and the employees were already waiting, and they quickly transported the tested equipment sent from the quality analysis work area to the preparation yard and began to install in the dim and narrow space under the car. This is a rare exercise opportunity for He Yongao, a young worker who has not yet been appointed, and under the guidance of Zhang Yunyun, he strictly follows the standardized procedures to install the last speed sensor.
"When installing on-board equipment, the details are the key, and we must not rush to achieve results." Zhang Yunyun said.
At 16:20, all the on-board equipment of the five new cars were installed and debugged, and the dynamic test officially began. Under the leadership of Tao Chengjun, the foreman of the inspection area, the employees began to test the LKJ, locomotive signal and CIR on-board equipment of the five new cars. "The HXDIC3144 test is complete and the data can be downloaded." Inspector Li Jibin used the on-board telephone to notify the quality analysis work area.
After receiving the call, the analyst Li Jianbin quickly downloaded and analyzed the LKJ data on the computer, confirmed that the decompression amount reached 110kpa and all the data was normal, and he saved all the analyzed data.
At 17:40, with the successful detection of the last locomotive on-board equipment LKJ, locomotive signal, and CIR equipment, the assembly and debugging were all over, and looking at the locomotive slowly driving out of the preparation field, the employees showed a happy smile.
Photo: Zhao Fengbin Zhao Hui
Editor: Zhang Shenghai
Review: Zhao Fengbin
Director system: Li Zongren