The invention belongs to the technical field of overall design of helicopters, and particularly relates to an automatic weight balancing method in a helicopter flight test. Comprising the following steps: 1, determining empty helicopter weight gravity center data; 2, determining all positions and weight information capable of being subjected to counterweight on the helicopter; 3, determining the weight gravity center data of the helicopter crew members; 4, determining helicopter fuel oil weight center-of-gravity data; 5, according to the requirement of the test flight subject task list, the task oil quantity is confirmed; 6, the implementation workload of each balancing weight is determined; step 7, using the data in the step 1 to the step 5 as a calculation basis to calculate the gravity center data of the whole aircraft weight; 8, determining the target weight and the target gravity center as constraint conditions according to the requirements of the test flight subject task list; 9, taking the minimum value of the implementation workload in the step 6 as an optimization target; and 10, carrying out optimization calculation on the data in the steps 7, 8 and 9 by adopting a genetic algorithm to obtain an optimal weight balancing scheme.
本发明属于直升机总体设计技术领域,尤其涉及一种直升机试飞试验中自动配重方法。包括:步骤一、确定直升机空机重量重心数据;步骤二、确定直升机上所有能够进行配重的位置和重量信息;步骤三、确定直升机机组成员重量重心数据;步骤四、确定直升机燃油重量重心数据;步骤五、根据试飞科目任务单要求,确认任务油量;步骤六、确定每个配重块的实施工作量;步骤七、将步骤一到步骤五中数据作为计算依据,用来计算全机重量重心数据;步骤八、根据试飞科目任务单要求,确定目标重量、目标重心作为约束条件;步骤九、将步骤六中实施工作量最小值作为最优化目标;步骤十、以步骤七、八、九数据采用遗传算法进行最优化计算,得出最优配重方案。
Automatic weight balancing method in helicopter test flight test
一种直升机试飞试验中自动配重方法
2025-01-24
Patent
Electronic Resource
Chinese
Helicopter flight test instrumentation
TIBKAT | 1980
|Small helicopter flight test report
AIAA | 1967
|Helicopter flexible part large strain test flight test method
European Patent Office | 2023
|Helicopter Flight Test of Differential Omega
NTIS | 1969
|