Wind resistance simulation test device for aviation photoelectric measuring device
A technology of photoelectric measurement and simulation test, applied in the field of aerodynamic measurement, which can solve the problems of unmeasured equipment dynamic performance and so on.
Inactive Publication Date: 2012-07-11
CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI
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Problems solved by technology
[0003] The present invention aims to solve the problem that only the wind resistance of the equipment and the data information of the position where the wind resistance is applied can be obtained but the dynamic performance of the equipment cannot be measured during the wind tunnel test of wind resistance by using the aviation photoelectric measuring equipment. Device for wind resistance simulation test of aviation photoelectric measuring equipment
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[0009] combine figure 1 Description of this embodiment, a device for wind resistance simulation test of aviation photoelectric measuring equipment, the device includes a fixed base plate 2, a torque application rod 3, an electromagnetic exciter 5, a pressure plate 6, a cable 7, a signal generator 8 and a test Platform 9; the aviation photoelectric measurement equipment 1 is fixed on the test bench 9 through the fixed base plate 2, the electromagnetic exciter 5 is fixed on the test bench 9 through the pressure plate 6, and placed on the front of the aviation photoelectric measurement equipment, and the distance between the two is in the order of passing It is advisable that the force bar 3 connected with the nut 4 and the electromagnetic exciter can touch the aerial photoelectric measuring equipment 1 , and the signal generator 8 is connected with the electromagnetic exciter 5 through the cable 7 .
[0010] The torque applying rod 3 described in this embodiment is connected wit...
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A wind resistance simulation test device for an aviation photoelectric measuring device relates to the field of aviation test and solves the problem that during the existing wind resistance wind tunnel test performed by an aviation photoelectric measuring device, the device can only get the data information of wind resistance and wind resistance imposed position, and the dynamic performance of the device cannot be measured. The device comprises an aviation photoelectric measuring device, an electromagnetic exciter, a signal generator, a torque imposing lever and a test bed; the aviation photoelectric measuring device, the electromagnetic exciter and the signal generator are sequentially fixed on the test stand, the aviation photoelectric measuring device and the electromagnetic exciter are connected by the torque imposing lever, and the electromagnetic exciter and the signal generator are connected via a cable. The wind resistance simulation test device disclosed by the invention is simple in structure, is easy to use, is precise in test, and can improve the reliability of the aviation photoelectric measuring device.
Description
technical field [0001] The invention relates to the technical field of aeronautical mechanics measurement, in particular to a device for measuring wind resistance disturbance in a laboratory of aviation photoelectric measuring equipment. Background technique [0002] With the development of modern aircraft technology, the flight speed of the aircraft carrying the aeronautical optoelectronic measuring equipment is getting faster and faster, and the wind resistance torque borne by the aeronautical optoelectronic measuring equipment externally hung on the aircraft is also increasing. Since the measurement of wind resistance is an important part of the development of aviation photoelectric measurement equipment, accurate simulation is required to provide the necessary calculation initial value for the design and dynamic detection of aviation photoelectric measurement equipment, so the ground wind torque simulation experiment in the laboratory can be effectively Evaluate the abil...
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IPC IPC(8): G01M9/06G01D18/00
Inventor 沈宏海田素林王国华毛大鹏孙敬辉甘至宏
Owner CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI