CN111006688A - Intelligent online monitoring system for inertial navigation temperature test - Google Patents
Intelligent online monitoring system for inertial navigation temperature test Download PDFInfo
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- CN111006688A CN111006688A CN201911095663.5A CN201911095663A CN111006688A CN 111006688 A CN111006688 A CN 111006688A CN 201911095663 A CN201911095663 A CN 201911095663A CN 111006688 A CN111006688 A CN 111006688A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
- G01C25/005—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass initial alignment, calibration or starting-up of inertial devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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Abstract
The invention discloses an intelligent online monitoring system for inertial navigation temperature test, which comprises: the remote monitoring system comprises a local control module, a temperature acquisition module, an image acquisition module, a fault diagnosis module, a remote monitoring module and a wireless communication module, wherein the local control module, the temperature acquisition module, the image acquisition module, the fault diagnosis module, the remote monitoring module and the wireless communication module are used for receiving the control information, the temperature information, the image information and the fault information and sending the control information, the temperature information, the image; the remote monitoring module is used for remotely monitoring the conditions in the temperature test box through the received information and sending a control instruction to the local control module through the wireless communication module so as to remotely control the operation of the temperature test box. The invention can judge the test position of the product and can check the test condition in real time through the remote monitoring equipment. Aiming at the fault condition, the remote alarm prompt can be realized, the emergency operation can be automatically adopted, the reliability and the safety of the product test process can be effectively improved, and the labor cost and the human error are reduced.
Description
Technical Field
The invention relates to the field of inertial product testing, in particular to an intelligent online monitoring system for an inertial navigation temperature test.
Background
The inertial navigation system can output position, attitude and speed information under the condition of giving an initial position, is widely applied to the fields of aviation, aerospace, navigation and the like, and becomes important navigation equipment of a carrier rocket, a strategic weapon and a submarine. In addition, the method is widely applied to civil fields, such as coal mining, oil drilling, pipeline laying and the like. Accordingly, inertial navigation technology is becoming increasingly important in military activities and everyday life.
The inertial navigation is a main component in an inertial navigation system, and has the main functions of measuring the angular velocity and the apparent acceleration of three axes of a carrier in real time and providing the following information after error compensation: three-axis angular increment, angular velocity instant quantity, three-axis apparent velocity increment, apparent acceleration instant quantity and temperature information. Since the working environment of the inertial navigation product is complex and various technical indexes under different temperature environments need to be checked, the thermal test is a test project which must be carried out by the inertial navigation product.
The main thermal tests at present comprise a temperature cycle test, a high-low temperature working test and a temperature compensation test. Due to more thermal test items, the temperature test box is frequently used. The existing temperature test box only has a local control function, personnel are required to perform duty on the site, and the intelligent level is poor. To the temperature control box of taking the pivot, can't judge automatically whether inside product is in the requirement position of test in-process, still need rely on the manpower to judge, greatly influence work efficiency. The technology of the internet of things is developed rapidly, the equipment can be remotely accessed through a wireless network, and the intelligent improvement of the temperature test box by means of the technology of the internet of things and the image recognition technology becomes possible.
Disclosure of Invention
The invention aims to provide an intelligent online monitoring system for an inertial navigation temperature test, which can realize intelligent and unmanned operation of a temperature test project and effectively improve the reliability and safety of inertial navigation products in the thermal test process.
In order to achieve the above object, the present invention provides an intelligent online monitoring system for inertial navigation temperature test, comprising:
the local control module is used for controlling the temperature test box to operate and outputting control information;
the temperature acquisition module is used for acquiring temperature information in the temperature test box;
the image acquisition module is used for acquiring image information in the temperature test box;
the fault diagnosis module is respectively connected with the temperature acquisition module and the image acquisition module and is used for judging the received temperature information and the received image information and outputting fault information for judging whether the test state meets the requirement or not according to the received temperature information and the received image information;
a remote monitoring module, and,
the wireless communication module is respectively connected with the local control module, the temperature acquisition module, the image acquisition module and the fault diagnosis module, and is used for receiving the control information, the temperature information, the image information and the fault information and sending the control information, the temperature information, the image information and the fault information to the remote monitoring module;
the remote monitoring module is used for remotely monitoring the conditions in the temperature test box through the received information and sending a control instruction to the local control module through the wireless communication module so as to remotely control the operation of the temperature test box.
The above intelligent online monitoring system for inertial navigation temperature test, wherein the local control module is used for controlling the temperature in the temperature test chamber.
In the above intelligent online monitoring system for inertial navigation temperature test, the fault diagnosis module is configured to determine the received temperature information, and if the temperature in the temperature test box is inconsistent with the test requirement, the fault diagnosis module outputs a signal indicating that the temperature is abnormal, otherwise, the fault diagnosis module outputs a signal indicating that the temperature is normal.
In the above intelligent online monitoring system for inertial navigation temperature test, the fault diagnosis module is configured to determine the received image information, and if the inertial navigation product in the temperature test chamber is inconsistent with the placement position required by the test, the fault diagnosis module outputs a signal indicating that the position is abnormal, otherwise outputs a signal indicating that the position is normal.
The intelligent online monitoring system for the inertial navigation temperature test is characterized in that the temperature acquisition module sends temperature information in a serial port communication mode.
The intelligent online monitoring system for the inertial navigation temperature test is characterized in that the image acquisition module sends image information in a serial port communication mode.
The intelligent online monitoring system for the inertial navigation temperature test is characterized in that the remote monitoring module is connected with the wireless communication module through Wi-Fi.
The intelligent online monitoring system for the inertial navigation temperature test is characterized in that the remote monitoring module is a computer or a handheld terminal device.
Compared with the prior art, the invention has the following beneficial effects:
most of the existing temperature test boxes only have a local control function, namely a monitoring system is established in a local operation panel or local serial port communication mode, and a small part of the existing temperature test boxes only can provide remote reminding service in a form of sending short messages or making calls through equipment such as a short message modem and the like, but cannot judge the correctness of the position where the product is located in the test process. The wireless Wi-Fi test system has a remote wireless Wi-Fi communication function, can judge the test position of a product, and can check the test condition in real time through remote monitoring equipment. Aiming at the fault condition, the remote alarm prompt can be realized, the emergency operation can be automatically adopted, the reliability and the safety of the product test process can be effectively improved, and the labor cost and the human error are reduced.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent online monitoring system for inertial navigation temperature testing according to the present invention.
Detailed Description
The invention will be further described by the following specific examples in conjunction with the drawings, which are provided for illustration only and are not intended to limit the scope of the invention.
As shown in FIG. 1, the invention provides an intelligent online monitoring system for inertial navigation temperature test, which comprises: the system comprises a local control module 1, a temperature acquisition module 2, an image acquisition module 3, a fault diagnosis module 4, a wireless communication module 5 and a remote monitoring module 6.
And the local control module 1 is used for controlling the operation of the temperature test box and outputting control information. The module can set and operate the test chamber on site, can receive a remote control instruction sent by the wireless communication module 5, and completes remote setting and operation of the temperature test chamber. The temperature control device is mainly used for selecting and setting the operation mode of the temperature test box, wherein the operation mode mainly comprises a temperature circulation mode and a constant value mode, and the temperature circulation mode can be used for setting the circulation number and the circulation temperature section; the temperature setting section may realize setting of the test temperature and setting of the temperature change rate.
And the temperature acquisition module 2 is mainly used for acquiring the real-time temperature in the temperature test box through the high-precision temperature sensor and transmitting the temperature information in real time through an RS232 serial port communication mode.
And the image acquisition module 3 is mainly used for acquiring images in the testing process of the inertial navigation product in the temperature test box in real time through the high-precision camera and transmitting image information in real time through an RS232 serial port communication mode.
And the fault diagnosis module 4 is respectively connected with the temperature acquisition module 2 and the image acquisition module 3, and is mainly used for judging the received temperature information and the image information, judging whether the test state meets the requirements, and if not, outputting a high level signal, otherwise, outputting a low level signal. The main functions are as follows: (1) the module can judge whether the inertial navigation product is in an unstable or uncontrolled temperature environment in the test process through the received real-time temperature information, if the temperature environment is not consistent with the test requirement, the module outputs a high level to an external output interface to indicate that the temperature is abnormal, otherwise, outputs a low level to indicate that the temperature is normal. (2) The module can input picture information of a large number of normal positions of products into the module through a method of learning in advance, and feature quantities in the pictures are extracted through an image recognition technology to be used for subsequent position comparison. In the working process, the module can analyze and process the acquired real-time image information, extract the characteristic quantity and match the characteristic quantity with the information in the picture library. If the matching fails, the situation that the position of the current inertial navigation product is inconsistent with the placing position required by the test is shown, at the moment, the fault diagnosis module 4 outputs a high level signal to indicate that the position is abnormal, otherwise, a low level signal is output to indicate that the position is normal.
The wireless communication module 5 is respectively connected with the local control module 1, the temperature acquisition module 2, the image acquisition module 3 and the fault diagnosis module 4; the wireless communication module 5 adopts Wi-Fi technology, and can convert a serial port communication protocol into a TCP/IP protocol and an IEEE802.11b.g.n protocol which accord with wireless network communication standards. The temperature test box is mainly used for receiving control information, temperature information, image information and fault information of the temperature test box, converting the control information, the temperature information, the image information and the fault information, and sending the converted information to the remote terminal equipment through a wireless network. Meanwhile, the control information transmitted by the remote terminal can be received and sent to the local control module 1, and the temperature test box is remotely controlled.
The remote monitoring module 6 mainly comprises a plurality of computers with networking function and handheld terminals, is used for receiving various communication information sent by the wireless communication module 5, and can remotely monitor the conditions of the temperature test site. Meanwhile, the control signal can be sent to the local control module 1 through the wireless communication module 5 through the remote monitoring terminal equipment, so that remote control is realized, and automatic emergency treatment can be performed on fault information. If a fault occurs in the test process, the remote monitoring computer or the handheld terminal equipment receives the alarm information and can select an automatic emergency mode or a manual operation mode for processing according to the requirements of a user. The automatic emergency mode mainly comprises closing the incubator and an internal turntable. In the manual operation mode, the user can preliminarily judge the field situation, and then the user decides whether to enter an emergency closing state or reset.
In conclusion, the invention solves the problem that the traditional temperature test box can not realize the functions of remote monitoring and online fault identification and judgment. Through temperature test intelligence on-line monitoring system, can the on-the-spot condition of real-time observation test, gather the data of temperature test case in real time to carry out the failure mode through the data of gathering and judge, can make quick effectual automatic response to the judged result through remote monitoring terminal, can improve the reliability and the security of being used to lead the product in the testing process, reduced manual operation's cost and manual operation's error rate simultaneously.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.
Claims (8)
1. An intelligent online monitoring system for inertial navigation temperature test is characterized by comprising:
the local control module is used for controlling the temperature test box to operate and outputting control information;
the temperature acquisition module is used for acquiring temperature information in the temperature test box;
the image acquisition module is used for acquiring image information in the temperature test box;
the fault diagnosis module is respectively connected with the temperature acquisition module and the image acquisition module and is used for judging the received temperature information and the received image information and outputting fault information for judging whether the test state meets the requirement or not according to the received temperature information and the received image information;
a remote monitoring module, and,
the wireless communication module is respectively connected with the local control module, the temperature acquisition module, the image acquisition module and the fault diagnosis module, and is used for receiving the control information, the temperature information, the image information and the fault information and sending the control information, the temperature information, the image information and the fault information to the remote monitoring module;
the remote monitoring module is used for remotely monitoring the conditions in the temperature test box through the received information and sending a control instruction to the local control module through the wireless communication module so as to remotely control the operation of the temperature test box.
2. The intelligent on-line monitoring system for inertial navigation temperature testing according to claim 1, wherein the local control module is used for controlling the temperature in the temperature test chamber.
3. The intelligent online monitoring system for the inertial navigation temperature test according to claim 1, wherein the fault diagnosis module is configured to determine the received temperature information, and if the temperature in the temperature test box is inconsistent with the test requirement, the fault diagnosis module outputs a signal indicating that the temperature is abnormal, and otherwise, the fault diagnosis module outputs a signal indicating that the temperature is normal.
4. The intelligent online monitoring system for the inertial navigation temperature test according to claim 1, wherein the fault diagnosis module is configured to determine the received image information, and if the inertial navigation product in the temperature test chamber is not consistent with the placement position required by the test, the fault diagnosis module outputs a signal indicating that the position is abnormal, and otherwise, outputs a signal indicating that the position is normal.
5. The intelligent online monitoring system for the inertial navigation temperature test according to claim 1, wherein the temperature acquisition module sends temperature information in a serial port communication manner.
6. The intelligent online monitoring system for the inertial navigation temperature test according to claim 1, wherein the image acquisition module sends image information in a serial port communication manner.
7. The intelligent online monitoring system for the inertial navigation temperature test according to claim 1, wherein the remote monitoring module is connected with the wireless communication module through Wi-Fi.
8. The intelligent online monitoring system for the inertial navigation temperature test is characterized in that the remote monitoring module is a computer or a handheld terminal device.
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| CN201911095663.5A CN111006688A (en) | 2019-11-11 | 2019-11-11 | Intelligent online monitoring system for inertial navigation temperature test |
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| CN201911095663.5A CN111006688A (en) | 2019-11-11 | 2019-11-11 | Intelligent online monitoring system for inertial navigation temperature test |
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| CN114578877A (en) * | 2022-03-04 | 2022-06-03 | 苏州信科检测技术有限公司 | Intelligent test device and method |
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