Radar rain measurement monitoring system

Abstract

The utility model provides a radar rain measurement monitoring system. The radar rain measurement monitoring system comprises radar equipment, a radar data acquisition device, an antenna control device and a radar station, the radar equipment monitors rainfall in a watershed through a rain detection radar, and an upper computer and a server are arranged in the radar station; the radar data acquisition device comprises a radar data acquisition card, the radar data acquisition processing card adopts a DSP + FPGA framework and comprises a DSP processor, an FPGA processor, a first dual-port RAM, a second dual-port RAM, a PCI data interface card and a serial port communication module, and the antenna control device comprises a controller, a power supply module, a positioner, an angle sensor and a wireless communication unit. And the antenna control device is connected with an upper computer in the radar station through the wireless communication unit. According to the utility model, the DSP is adopted to realize high-speed data stream processing, the function of the data acquisition card is enhanced, the FPGA simplifies the circuit structure, the flexibility and reliability of the system design are enhanced, and the cost is reduced.

Description

Technical Field

[0001] This utility model belongs to the field of radar technology, and in particular relates to a radar rain monitoring system. Background Technology

[0002] Weather radar is a crucial tool for meteorological organizations to obtain information on atmospheric motion. In recent decades, with advancements in electronic and microwave technologies, radar technology has also made unprecedented progress. The application of weather radar in my country's meteorological departments is rapidly expanding. The ability of meteorological departments to monitor and forecast extreme weather events has been significantly enhanced by the use of weather radar. The increasing number of weather radar deployments makes real-time monitoring of radar status a critical issue for meteorological departments. Radar technology plays a vital role in improving the accuracy of weather forecasts; therefore, comprehensive and real-time monitoring of the operational status of weather radar is essential. Summary of the Invention

[0003] In view of this, the present invention aims to overcome the shortcomings of the above-mentioned problems in the prior art and proposes a radar rain monitoring system.

[0004] To achieve the above objectives, the technical solution of this utility model is implemented as follows:

[0005] A radar rainfall monitoring system includes radar equipment, radar data acquisition device, antenna control device, and radar station; the radar equipment monitors watershed rainfall through rainfall radar, and the radar station is equipped with a host computer and server;

[0006] The radar data acquisition device includes a radar data acquisition card. The radar data acquisition and processing card adopts a DSP+FPGA architecture, including a DSP processor, an FPGA processor, a first dual-port RAM, a second dual-port RAM, a PCI data interface card, and a serial communication module. The radar device is connected to the first dual-port RAM and the FPGA processor. The FPGA processor is connected to the DSP processor. The DSP processor is also connected to the second dual-port RAM and the serial communication module. The second dual-port RAM is connected to the host computer through the PCI data interface card.

[0007] The antenna control device includes a controller, a power module, a locator, an angle sensor, and a wireless communication unit. The antenna control device is connected to the host computer in the radar station through the wireless communication unit. The power module, locator, angle sensor, and wireless communication unit are all electrically connected to the controller.

[0008] Furthermore, high-speed data is transmitted to the host computer port via the PCI bus.

[0009] Furthermore, the radar station is connected to the Water Resources Department's Information Center via a wireless network, and sends the data acquired by the radar in real time to the Water Resources Department's Information Center.

[0010] Furthermore, an AD converter is also provided between the radar device and the first dual-port RAM and FPGA.

[0011] Furthermore, the wireless communication unit includes a 4G / 5G wireless network communication module.

[0012] Furthermore, the controller adopts a single-chip microcomputer minimum system.

[0013] Furthermore, the host computer is also connected to a smart terminal.

[0014] Furthermore, an AD converter is also provided between the angle sensor and the controller.

[0015] Furthermore, an amplification circuit and a filtering circuit are also provided between the angle sensor and the AD converter.

[0016] Furthermore, the host computer is also equipped with an alarm.

[0017] Compared with existing technologies, the radar rainfall monitoring system described in this utility model has the following advantages:

[0018] This invention uses a DSP to process high-speed data streams, enhancing the functionality of the data acquisition card, while the FPGA simplifies the circuit structure, increases the flexibility and reliability of the system design, and reduces costs. Attached Figure Description

[0019] The accompanying drawings, which form part of this utility model, are used to provide a further understanding of the utility model. The illustrative embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute an undue limitation of the utility model. In the drawings:

[0020] Figure 1 This is a schematic diagram of the structure of a radar rainfall monitoring system according to the present invention;

[0021] Figure 2 This is a schematic diagram of the principle of a radar rainfall monitoring system according to the present invention;

[0022] Figure 3 This is a schematic diagram of the antenna control device of this utility model.

[0023] Explanation of reference numerals in the attached figures

[0024] 1-Radar equipment; 2-Radar data acquisition device; 3-Antenna control device; 4-Radar station; 5-Host computer; 6-Server; 7-Information center. Detailed Implementation

[0025] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0026] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0027] In the description of the utility model, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0028] The utility model will be described in detail below with reference to the drawings and in combination with embodiments.

[0029] As shown in Figures 1-2 The utility model provides a radar rain monitoring system, including radar equipment 1, radar data acquisition device 2, antenna control device 3 and radar station 4, radar equipment 1 carries out drainage basin rainfall monitoring through rain radar, and the radar station 4 is equipped with host computer 5 and server 6,

[0030] The radar data acquisition device 2 comprises a radar data acquisition card, the radar data acquisition processing card adopts a DSP+FPGA framework, comprises a DSP processor, an FPGA processor, a first dual-port RAM, a second dual-port RAM, a PCI data interface card and a serial communication module, the radar device is connected with the first dual-port RAM and the FPGA processor, the FPGA processor is connected with the DSP processor, the DSP processor is further connected with the second dual-port RAM and the serial communication module, and the second dual-port RAM is connected with the upper computer through the PCI data interface card.

[0031] As shown in Figure 3 The antenna control device 3 comprises a controller, a power module, a positioner, an angle sensor and a wireless communication unit, the antenna control device 3 is connected with the upper computer in the radar station through the wireless communication unit, and the power module, the positioner, the angle sensor and the wireless communication unit are all electrically connected with the controller.

[0032] Specifically, the high-speed data is transmitted to the upper computer through a PCI bus.

[0033] Specifically, the radar station 4 is connected with the water conservancy department information center 7 through a wireless network, and the data acquired by the radar in real time is transmitted to the water conservancy department information center 7.

[0034] Specifically, the radar device 1 is further provided with an AD converter between the radar device 1 and the first dual-port RAM and the FPGA.

[0035] Specifically, the wireless communication unit comprises a 4G / 5G wireless network communication module.

[0036] Specifically, the controller adopts a single-chip microcomputer minimum system.

[0037] Specifically, the upper computer is further connected with an intelligent terminal.

[0038] Specifically, the angle sensor is further provided with an AD converter between the angle sensor and the controller.

[0039] Specifically, the angle sensor is further provided with an amplification circuit and a filter circuit between the angle sensor and the AD converter.

[0040] Specifically, the upper computer 5 is further provided with an alarm.

[0041] The utility model discloses a radar data acquisition card is connected radar receiver data, and the data is stored into first dual port RAM, and DSP reads data from first dual port RAM and processes, and the data after processing is stored into second dual port RAM 2, and the data after processing is sent by second dual port RAM through PCI high -speed data acquisition card and is entered host computer and is displayed and is reprocessed by the timing control of FPGA.

[0042] The utility model discloses still utilize antenna control device real -time acquisition antenna's angle and position to send to radar station, and radar station can adjust and manage antenna according to the data obtained.

[0043] The utility model discloses still utilize host computer to judge whether the data of collection is unusual, if unusual, then send data to intelligent terminal and utilize alarm to give an alarm reminder simultaneously, avoid appearing dangerous.

[0044] Need to explain, the utility model discloses the connection relation of each component is also the conventional connection relation of the field, and each component is the existing product.

[0045] The above only is the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A radar rainfall monitoring system, characterized by: It comprises radar equipment (1), radar data acquisition device (2), antenna control device (3) and radar station (4); the radar equipment (1) carries out basin rainfall monitoring through rain measuring radar, and the radar station (4) is internally provided with host computer (5) and server (6); The radar data acquisition device (2) comprises a radar data acquisition card, and the radar data acquisition processing card adopts a DSP+FPGA framework, comprising a DSP processor, an FPGA processor, a first dual-port RAM, a second dual-port RAM, a PCI data interface card and a serial communication module; the radar equipment is connected with the first dual-port RAM and the FPGA processor; the FPGA processor is connected with the DSP processor; the DSP processor is further connected with the second dual-port RAM and the serial communication module; and the second dual-port RAM is connected with the host computer through the PCI data interface card. The antenna control device (3) comprises a controller, a power module, a positioner, an angle sensor and a wireless communication unit; the antenna control device (3) is connected with the host computer (5) in the radar station (4) through the wireless communication unit; and the power module, the positioner, the angle sensor and the wireless communication unit are all electrically connected with the controller.

2. A radar rainfall monitoring system according to claim 1, wherein: High-speed data is transmitted to the host computer through a PCI bus.

3. The radar rainfall monitoring system of claim 1, wherein: The radar station (4) is connected with the water conservancy department information center (7) through a wireless network, and data acquired by the radar in real time is transmitted to the water conservancy department information center (7).

4. The radar rainfall monitoring system of claim 1, wherein: An AD converter is further arranged between the radar equipment (1) and the first dual-port RAM and the FPGA.

5. The radar rainfall monitoring system of claim 1, wherein: The wireless communication unit comprises a 4G / 5G wireless network communication module.

6. The radar rainfall monitoring system of claim 1, wherein: The controller adopts a single-chip microcomputer minimum system.

7. The radar rainfall monitoring system of claim 1, wherein: The host computer (5) is further connected with an intelligent terminal.

8. The radar rainfall monitoring system of claim 1, wherein: An AD converter is further arranged between the angle sensor and the controller.

9. A radar rainfall monitoring system according to claim 8, wherein: An amplification circuit and a filter circuit are further arranged between the angle sensor and the AD converter.

10. The radar rainfall monitoring system of claim 1, wherein: The host computer (5) is further provided with an alarm.

Images