A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Automatic bed load sand adding method and device for sediment model test
The invention discloses an automatic bed load sand adding method and device for a sediment model test, and relates to the technical field of sediment model tests, and the technical scheme is characterized in that the method comprises the steps that the thickness and width of bed load sediment conveyed through sediment conveying are obtained; determining a first curve of the sand adding amount along with time change; the sand adding amount is converted into the sand conveying speed of the sand conveying belt; according to the first curve and the sediment transport rate, a second curve of the sediment transport rate changing along with time is obtained; and the second curve is converted into a power curve changing along with time, and the sand conveying belt is controlled to operate according to the power curve. By means of the sand adding method, the driving power of the sand conveying belt can be regulated and controlled according to the requirement for the sand adding amount, the conveying speed of the sand conveying belt is adjusted, then the sand adding amount is regulated and controlled, automatic sand adding is achieved, the sand adding amount is automatically adjusted according to the change of the sand adding amount needed by an experiment, and the effect of improving control precision and stability is achieved.
本申请公开了一种泥沙模型试验的推移质自动加沙方法及装置，涉及泥沙模型试验技术领域，其技术方案要点是：包括：获取输沙传送的推移质泥沙厚度以及宽度；确定加沙量随时间变化的第一曲线；将加沙量转化为输沙传送带的输沙速率；根据所述第一曲线与输沙速率，得到输沙速率随时间变化的第二曲线；将所述第二曲线转换为随时间变化的动力曲线，并根据动力曲线控制输沙传送带运行。通过本申请的加沙方法，能够根据加沙量的需求，调控输沙传送带的驱动动力，实现输沙传送带传送速度的调整，进而调控加沙量，实现自动化加沙，并根据实验所需加沙量的变化自动化调整加沙量，具有提高控制精度以及稳定性的效果。
Automatic bed load sand adding method and device for sediment model test
The invention discloses an automatic bed load sand adding method and device for a sediment model test, and relates to the technical field of sediment model tests, and the technical scheme is characterized in that the method comprises the steps that the thickness and width of bed load sediment conveyed through sediment conveying are obtained; determining a first curve of the sand adding amount along with time change; the sand adding amount is converted into the sand conveying speed of the sand conveying belt; according to the first curve and the sediment transport rate, a second curve of the sediment transport rate changing along with time is obtained; and the second curve is converted into a power curve changing along with time, and the sand conveying belt is controlled to operate according to the power curve. By means of the sand adding method, the driving power of the sand conveying belt can be regulated and controlled according to the requirement for the sand adding amount, the conveying speed of the sand conveying belt is adjusted, then the sand adding amount is regulated and controlled, automatic sand adding is achieved, the sand adding amount is automatically adjusted according to the change of the sand adding amount needed by an experiment, and the effect of improving control precision and stability is achieved.
本申请公开了一种泥沙模型试验的推移质自动加沙方法及装置，涉及泥沙模型试验技术领域，其技术方案要点是：包括：获取输沙传送的推移质泥沙厚度以及宽度；确定加沙量随时间变化的第一曲线；将加沙量转化为输沙传送带的输沙速率；根据所述第一曲线与输沙速率，得到输沙速率随时间变化的第二曲线；将所述第二曲线转换为随时间变化的动力曲线，并根据动力曲线控制输沙传送带运行。通过本申请的加沙方法，能够根据加沙量的需求，调控输沙传送带的驱动动力，实现输沙传送带传送速度的调整，进而调控加沙量，实现自动化加沙，并根据实验所需加沙量的变化自动化调整加沙量，具有提高控制精度以及稳定性的效果。
Automatic bed load sand adding method and device for sediment model test
一种泥沙模型试验的推移质自动加沙方法及装置
DONG ZHANDI (author) / XIA YONG (author) / JI ZUWEN (author) / HUANG LIANGWEN (author) / DENG ANJUN (author) / LIU JIAFU (author) / WANG DANGWEI (author) / HE XIANPEI (author) / LU QIN (author) / LIU YUE (author)
2023-08-15
Patent
Electronic Resource
Chinese
IPC:
B65G
TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
,
Transport- oder Lagervorrichtungen, z.B. Förderer zum Laden oder Abladen
/
E02B
HYDRAULIC ENGINEERING
,
Wasserbau
/
G01M
TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES
,
Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen
Automatic sand adding system of multi-boundary sediment model experiment
| European Patent Office | 2015
Bed load sand adding method and device for river model test
| European Patent Office | 2023
Aerated type stirring sand adding device for suspended load experiment
| European Patent Office | 2021
Automatic sand flushing method for sediment-laden reservoir
| European Patent Office | 2024