两种数字式气压计的比较与分析  

Comparison and analysis of two digital barometers

作　　者：刘颖[1] 胡帆 周红根 杨恒祥 张正 杨敏 Liu Ying;Hu Fan;Zhou Honggen;Yang Hengxiang;Zhang Zheng;Yang Min(Heilongjiang Meteorological Data Center,Harbin150030;Jiangsu Meteorological Observation Center,Nanjing210008)

机构地区：[1]黑龙江省气象数据中心,哈尔滨150030 [2]江苏省气象探测中心,南京210008

出　　处：《气象水文海洋仪器》2022年第2期28-30,共3页Meteorological,Hydrological and Marine Instruments

摘　　要：370型数字式气压计和745型数字式气压计是计量气压仪器的标准仪器,其性能有所差异。文章使用BQY-4000空气活塞式压力计对370型数字式气压计和745型数字式气压计进行了多次实验室测量,比较并分析了两种数字式气压计的示值误差和稳定性,供数字式气压计使用人员参考。The 370digital barometer and the 745digital barometer are the standard instruments for measuring air pressure,and their performance is different.In this paper,BQY-4000air piston pressure gauge is used to measure 370digital barometer and 745digital barometer.The indication error and stability of two kinds of digital barometers are compared and analyzed,which can be used as reference for digital barometer users.

关 键 词：气压计 活塞式压力计 比较 分析 

分 类 号：P414.6[天文地球—大气科学及气象学]