Black body temperature control device for testing infrared dynamic tracking characteristics
A technology for infrared dynamic tracking and characteristic testing, applied in the optical field, can solve the problems of spatial cutoff frequency deviation of measurement results, and achieve the effects of reduced impact, strong robustness, and easy engineering implementation.
Inactive Publication Date: 2015-10-28
中国人民解放军92941部队
View PDF6 Cites 0 Cited by
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
[0003] However, these control methods have the following defects: if the temperature of the black body changes slightly during measurement, it will have an impact on the moving image smearing effect, and then have a large impact on the measurement results (mainly the spatial cutoff frequency) during the measurement of the dynamic transfer function. deviation
Method used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreImage
Smart Image Click on the blue labels to locate them in the text.
Smart ImageViewing Examples
Examples
Experimental program
Comparison scheme
Effect test
Embodiment Construction
[0013] The structure of the blackbody temperature control device:
[0014] As shown in the figure, the keyboard device and the display device are respectively connected to the single-chip microcomputer, and the solid-state relay and the heater are connected to the single-chip microcomputer, and are connected to the infrared simulator, and the infrared simulator passes through PT100, channel selector, and front circuit And the feedback of the differential amplifier is connected to the microcontroller.
[0015] Black body temperature control:
[0016] When heating the infrared simulator, first input the start command to the single-chip microcomputer through the keyboard, and the single-chip microcomputer enters the initialization stage after receiving the start command. Control temperature and temperature setting is confirmed or not, if confirmed, the heater will work and heat, if not sure, the heater will not heat; at this time, if DIS is pressed, the real-time temperature wil...
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More PUM
Login to View More Abstract
The invention provides a blackbody temperature control device for testing infrared dynamic tracking characteristics. A keyboard unit and a display unit are connected with a single-chip microcomputer respectively, a solid-state relay and a heater are connected onto the single-chip microcomputer and connected with an infrared simulator, and the infrared simulator is in feedback connection onto the single-chip microcomputer through a thermal resistor, a channel selector, a front-end circuit and a differential amplifier successively. The technical purpose to control blackbody temperatures is achieved by controlling the blackbody temperatures. By means of the blackbody temperature control device for testing infrared dynamic tracking characteristics, effects of blackbody temperature changes on dynamic image smearing effects can be reduced effectively, and the project is easy to achieve. The blackbody temperature control device is applied to blackbody temperature control of infrared dynamic image transfer function measurement devices and applicable to relevant fields of aviation and aerospace testing.
Description
technical field [0001] The invention relates to a test device in the field of optics, in particular to a black body temperature control device for testing infrared dynamic tracking characteristics. Background technique [0002] In the experiment of the aircraft infrared guidance system, the infrared target simulator is used to simulate the moving and distance-adjustable target source to test the performance of the aircraft infrared guidance system such as sensitivity, capture probability, modulation characteristics and tracking characteristics. It can be said that the accuracy and performance stability of the infrared target simulator are directly related to the main technical indicators and performance of the infrared guidance system. In current engineering applications, the commonly used control methods are genetic algorithm control, fuzzy control, neural network control and other nonlinear control methods. [0003] However, these control methods have the following defect...
Claims
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More Application Information
Patent Timeline
Login to View More Patent Type & Authority Patents(China)
IPC IPC(8): G05D23/24G05B23/02
Inventor 潘鸿飞倪春雷田宇马艳梁彦张明丁平王丽红张兴有吕隽赵博杨志群刘鑫朱璐何德军王淑萍姜鹏刘鸿雁查月于军亮宁大军冯国新常海
Owner 中国人民解放军92941部队