CN210983064U

CN210983064U - Automatic change control pressure temperature flow noise device

Info

Publication number: CN210983064U
Application number: CN201922032080.XU
Authority: CN
Inventors: 于洋; 马文; 魏铭强; 赵晴宇; 马国良
Original assignee: Xinxiang Aviation Industry Group Co Ltd
Current assignee: Xinxiang Aviation Industry Group Co Ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-07-10
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses an automatic change control pressure temperature flow noise device, including main control logic unit, power module, display panel communication module, debugging communication module, IO control drive module, sine wave acquisition circuit, switching value acquisition circuit, temperature acquisition circuit, current acquisition circuit and DA output control module, main control logic unit respectively with power module, display panel communication module, debugging communication module, IO control drive module, sine wave acquisition circuit, temperature acquisition circuit, current acquisition circuit and DA output control module are connected, switching value acquisition circuit and sine wave acquisition circuit are connected, the utility model discloses can realize the control of temperature pressure flow and noise, the normal work of assurance system reduces power consumption, promotes the system performance.

Description

Automatic change control pressure temperature flow noise device

Technical Field

The utility model belongs to the technical field of electronic control, an automatic change control pressure temperature flow noise device is specifically disclosed.

Background

With the continuous development of the defense technology, more and more electronic equipment is assembled on the defense equipment, and the electronic equipment needs to be subjected to uninterrupted heat dissipation and monitoring during operation.

The control system of the anti-service product is more and more complex, the types and the number of the sensors in the control system are more and more, the requirements on the response speed and the control precision of the system are more and more strict, and if the control system cannot keep up with the speed of the anti-service product, the monitoring failure is caused, and the performance of the anti-service product can be seriously influenced.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to solve the technical problem of multi-parameter control such as temperature, pressure, flow and noise, an automatic pressure, temperature and flow noise control device is provided.

The technical scheme is as follows:

the utility model provides an automatic change control pressure temperature flow noise device, includes main control logic unit, power module, display panel communication module, debugging communication module, IO control drive module, sine wave acquisition circuit, switching value acquisition circuit, temperature acquisition circuit, current acquisition circuit and DA output control module, main control logic unit be connected with power module, display panel communication module, debugging communication module, IO control drive module, sine wave acquisition circuit, temperature acquisition circuit, current acquisition circuit and DA output control module respectively, switching value acquisition circuit be connected with sine wave acquisition circuit.

The main control logic unit is a TMS320F28027 chip.

The power supply module comprises a 24V-to-5V sub-power supply module and a 5V-to-3.3V sub-power supply module.

The display panel communication module is connected with an external display screen through an RS232 bus.

The debugging communication module is connected with external debugging equipment through an RS485 bus.

The current collection range of the current collection circuit is 4 mA-20 mA.

The utility model has the advantages that

The device for automatically controlling the pressure, the temperature, the flow and the noise can realize the control of the temperature, the pressure, the flow and the noise, ensure the normal work of a system, reduce the power consumption and improve the performance of the system.

Drawings

Fig. 1 is a structural schematic diagram of the present invention.

Detailed Description

The technical solution of the present invention will be described in detail with reference to the accompanying drawings.

The utility model is used for adjustment frequency conversion direct current motor rotational speed and fan rotational speed, control flow, heat dissipation temperature and system pressure change heat-sinking capability according to the heat load condition of ruggedized computer, simultaneous control noise to and receiving operating command and display data.

As shown in fig. 1, an automatic pressure, temperature, flow and noise control device comprises a main control logic unit, a power module, a display panel communication module, a debugging communication module, an IO control driving module, a sine wave acquisition circuit, a switching value acquisition circuit, a temperature acquisition circuit, a current acquisition circuit and a DA output control module, wherein the main control logic unit is respectively connected with the power module, the display panel communication module, the debugging communication module, the IO control driving module, the sine wave acquisition circuit, the temperature acquisition circuit, the current acquisition circuit and the DA output control module, and the switching value acquisition circuit is connected with the sine wave acquisition circuit.

The main control logic unit is a TMS320F28027 chip which is low in cost but high in operation speed (the highest operation speed can reach 60MHz), belongs to a CPU chip with higher cost performance, and can be used for designing products, so that the production cost can be greatly reduced on the premise of meeting the requirements of high speed and high precision, and the application occasions are very wide.

The current collection range of the current collection circuit is 4 mA-20 mA.

The utility model discloses a theory of operation: the control device obtains a startup and shutdown signal through the switching value acquisition circuit, the sine wave acquisition circuit obtains a flow signal, the PT100 temperature acquisition circuit acquires the outlet temperature of the heat dissipation plate, the inlet pressure of the heat dissipation plate is calculated through the 4-20 mA current acquisition circuit, the DA output control circuit controls the rotation speed of the pump motor through adjusting the voltage, the IO control signal starts and closes the fan, the RS232 communication circuit controls the display screen to display, and the RS485 communication circuit is used for debugging equipment.

The TMS320F28027 chip obtains parameters such as temperature, pressure and flow through the channel, and the rotational speed of a pump motor is controlled by using a PID control algorithm, so that the noise flow pressure and the temperature are adjusted.

Claims

1. The utility model provides an automatic change control pressure temperature flow noise device which characterized in that: the intelligent control device comprises a main control logic unit, a power module, a display panel communication module, a debugging communication module, an IO control driving module, a sine wave acquisition circuit, a switching value acquisition circuit, a temperature acquisition circuit, a current acquisition circuit and a DA output control module, wherein the main control logic unit is respectively connected with the power module, the display panel communication module, the debugging communication module, the IO control driving module, the sine wave acquisition circuit, the temperature acquisition circuit, the current acquisition circuit and the DA output control module, and the switching value acquisition circuit is connected with the sine wave acquisition circuit.

2. An automated pressure, temperature, flow noise control device as claimed in claim 1, wherein: the temperature acquisition circuit is a three-wire PT100 temperature AD acquisition circuit.

3. An automated pressure, temperature, flow noise control device as claimed in claim 1, wherein: the main control logic unit is a TMS320F28027 chip.

4. An automated pressure, temperature, flow noise control device as claimed in claim 1, wherein: the power supply module comprises a 24V-to-5V sub-power supply module and a 5V-to-3.3V sub-power supply module.

5. An automated pressure, temperature, flow noise control device as claimed in claim 1, wherein: the display panel communication module is connected with an external display screen through an RS232 bus.

6. An automated pressure, temperature, flow noise control device as claimed in claim 1, wherein: the debugging communication module is connected with external debugging equipment through an RS485 bus.

7. An automated pressure, temperature, flow noise control device as claimed in claim 1, wherein: the current collection range of the current collection circuit is 4 mA-20 mA.