项目来源

国家重点研发计划(NKRD)

项目主持人

邵军

项目受资助机构

水利部南京水利水文自动化研究所

立项年度

2017

立项时间

未公开

项目编号

2017YFC0405700

项目级别

国家级

研究期限

未知 / 未知

受资助金额

1338.00万元

学科

水资源高效开发利用

学科代码

未公开

基金类别

“水资源高效开发利用”重点专项

关键词

大江大河 ; 高寒高海拔 ; 时差法 ; 声学多普勒 ; Great river ; Alpine and high altitude ; Method of time difference ; Acoustic Doppler

参与者

唐跃平；褚泽帆；宗泽；戴佳琦

参与机构

未公开

项目标书摘要：针对复杂多变条件下大江大河流量在线监测技术、高寒高海拔恶劣环境下的河流湖泊水文要素在线监测技术、声学多普勒流速剖面仪检验测试技术与方法等关键技术问题，项目在理论研究方面，深入分析代表性流速指标分布规律，开展了天然河道粒子图像测速试验和多方法流速流量测验比对试验，反演了湖泊面积动态变化，分析了湖泊水量均衡项。在装备研制方面，攻克大江大河流量在线监测方面的关键技术，完成超声波无线时差法流量在线监测技术与新型装备样机的研制，形成定点式声学多普勒流量在线监测技术与新型装备样机、UHF雷达流量在线监测技术与新型装备样机、图像法流量在线监测技术与新型装备样机和K波段雷达一体化流量在线监测技术与新型装备样机的研制。针对高寒高海拔特殊环境，完成雨雪量计、蒸渗仪及双频冰厚雷达关键部件和样机的研制。利用自主搭建的高精度拖曳水槽流速装置，测试了声学多普勒流速仪在不同速度下的流速示值误差，提出声学多普勒流速仪检验测试方法。在装备集成技术与示范应用方面，初步完成表面矢量流场非接触式流量在线监测装备系统集成，并在仙桃水文站进行前期比测数据信息分析。针对适用于高寒高海拔地区的降水、地表蒸散发测量仪器，开展了监测装备的集成，实现了在线监测，通过现场的对比观测试验，形成了一套能够高效在线监测高寒山区水文循环的技术框架，建立示范基地。

Application Abstract: Aiming at the key technical problems such as the on-line monitoring technology of the flow of large rivers and rivers under complex and changeable conditions,the on-line monitoring technology of the hydrological elements of rivers and lakes under the harsh environment of high cold and high altitude,the inspection and testing technology and method of the acoustic Doppler velocity profiler,etc.,in the theoretical research aspect of the project,in-depth analysis of the distribution law of the representative velocity indexes,and the particle image velocimetry test of the natural river channel was carried out Compared with the multi method velocity and discharge test,the dynamic change of Lake area is inverted,and the water balance term is analyzed.In the aspect of equipment development,we have conquered the key technologies of on-line flow monitoring of big rivers and rivers,completed the development of on-line flow monitoring technology of ultrasonic wireless time difference method and new equipment prototype,formed the fixed-point acoustic Doppler flow on-line monitoring technology and new equipment prototype,UHF reida flow on-line monitoring technology and new equipment prototype,and image flow on-line monitoring technology and new model Equipment prototype and K-band radar integrated flow online monitoring technology and development of new equipment prototype.In view of the special environment of high cold and high altitude,the key components and prototype of rain and snow meter,Lysimeter and dual frequency ice thickness radar have been developed.Using the self built high-precision velocity device of towing flume,the velocity indication error of the acoustic Doppler current meter at different speeds is tested,and the inspection and test method of the acoustic Doppler current meter is proposed.In the aspect of equipment integration technology and demonstration application,the system integration of non-contact on-line flow monitoring equipment for surface vector flow field is preliminarily completed,and the preliminary comparison and measurement data information analysis is carried out in Xiantao hydrological station.Aiming at the measuring instruments of precipitation and surface evapotranspiration which are suitable for high altitude and cold area,the integration of monitoring equipment is carried out,and online monitoring is realized.Through the field comparative observation test,a set of technical framework which can effectiv

项目受资助省

江苏省

项目实施周期(年)

3.5