CN211702817U - Control system of high-power radar cooling equipment - Google Patents
Control system of high-power radar cooling equipment Download PDFInfo
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- CN211702817U CN211702817U CN202020417912.XU CN202020417912U CN211702817U CN 211702817 U CN211702817 U CN 211702817U CN 202020417912 U CN202020417912 U CN 202020417912U CN 211702817 U CN211702817 U CN 211702817U
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Abstract
The utility model discloses a high-power radar cooling arrangement's control system, including controller, operation display, remote computer, signal detection and electrical execution part, the input of controller is connected with operation display, remote computer and signal detection's output respectively, and the output and the electrical execution part of controller are connected, and the homoenergetic carries out data communication between operation display and remote computer and the controller. The utility model discloses through the mode such as forced air cooling, two refrigerating system refrigeration, single refrigerating system refrigeration for high-power radar transmitter cold drawing provides the recirculated cooling liquid of suitable temperature, flow in the full temperature range, the problem of the heat that the effectual high-power radar during operation of solution produced is in time sparse satisfies the demand of the all-weather work of high-power radar transmitter.
Description
Technical Field
The utility model relates to a supporting refrigerated control system field of radar specifically is a control system of high-power radar cooling arrangement.
Background
The high-power radar can effectively monitor, track, identify and measure various missiles and other targets within 2000 kilometers and outside, the output peak power of a high-power radar transmitter is from hundreds of kilowatts to hundreds of megawatts, the average power is from thousands of kilowatts to hundreds of kilowatts, the microwave transmitting tube mainly comprises a single-injection klystron, a multi-injection klystron, a gyrotron and the like, and the output power of the transmitter directly influences the power and the anti-interference capability of the radar.
The microwave transmitting tube has high power density and high junction temperature, and the reliability and even burnout of the system can be reduced due to untimely heat dissipation, so that a good working environment needs to be created for the microwave transmitting tube by adopting a proper cooling mode. The large-power radar is large in size, is not suitable for the cooling form of an air cooling air channel, and is suitable for being cooled by a liquid cooling plate. The liquid cold plate cooling utilizes the characteristics of large heat flux density, uniform heat load, small temperature gradient, easy forming and long-distance conveying of liquid, and cooling liquid does not contact with a cooled device and indirectly takes away heat through the liquid cold plate and a pipeline.
In order to ensure that the cooling equipment provides cooling liquid with proper temperature and flow for the high-power radar transmitter all weather, an intelligent and reliable control system is particularly important.
SUMMERY OF THE UTILITY MODEL
The utility model aims at remedying the prior art defect, provide a high-power radar cooling arrangement's control system to the effectual heat that has solved the high-power radar during operation production of the reliable control system technique of intelligence problem in time sparse satisfies the demand of the all-weather work of high-power radar transmitter.
In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is:
control system of high-power radar cooling arrangement, its characterized in that: the remote control system comprises a controller, an operation display, a remote computer, a signal detection element and an electric execution part, wherein a signal input end of the controller is connected with the signal detection element, a signal output end of the controller is connected with the electric execution part, and a data communication end of the controller is respectively in two-way communication connection with the operation display screen and the remote computer;
the signal detection element acquires the liquid supply temperature and the liquid return temperature of a liquid supply position of a radar power amplifier cold plate, the environment temperature of the external environment where radar cooling equipment is located, the coil temperature of a plate heat exchanger in the radar cooling equipment and the liquid level in a water tank of the radar cooling equipment; the electric execution part is an electric control device for controlling the flow of a cooling medium and air in the radar cooling device;
the controller receives temperature and liquid level data detected by the signal detection element, is in control connection with the electric execution part, and controls the electric execution part to work based on the temperature and liquid level data.
The control system of the high-power radar cooling equipment is characterized in that: the signal detection element comprises a liquid supply temperature sensor arranged at a liquid supply position of a radar power amplifier cold plate and a liquid return temperature sensor arranged at a liquid return position, an environment temperature sensor arranged at the external environment where the cooling equipment is arranged, a coil pipe temperature sensor arranged at a plate type heat exchanger of the cooling equipment, and a liquid level detection device arranged at a water tank of the cooling equipment and used for detecting the liquid level of the water tank, wherein the signal output end of the liquid supply temperature sensor, the liquid return temperature sensor, the environment temperature sensor, the coil pipe temperature sensor and the liquid level detection device is respectively connected with the signal input end of the controller.
The control system of the high-power radar cooling equipment is characterized in that: the signal detection element also comprises an alarm circuit, the alarm circuit comprises a power supply reverse open-phase alarm circuit, a small coolant flow alarm circuit, a refrigeration system pressure abnormity alarm circuit and an execution component overload alarm circuit, signals of all the alarm circuits are switch signals, namely, all the alarm circuits output closing signals under a normal state and output opening signals under an abnormal state, and the signal output ends of all the alarm circuits are respectively connected with the signal input end of the controller.
The signal input end of the controller works normally when collecting the closing signal of each alarm circuit. When a power supply reverse open-phase alarm circuit disconnection signal is acquired, the cooling equipment automatically stops working and is in a standby state; when a circuit disconnection signal of a warning circuit with small flow of the internal circulation or external circulation cooling liquid is acquired, a low-flow indicator lamp on an interface of an operation display is turned on to give an alarm, and the circulating pump continues to work; stopping running the compressor when a pressure abnormity warning circuit disconnection signal of the refrigeration system is acquired; and when the overload alarm circuit disconnection signal of the execution component is acquired, the fault load stops running.
The control system of the high-power radar cooling equipment is characterized in that: the electric execution part comprises a compressor, a condensation fan, an electromagnetic valve, an inner circulating pump and an outer circulating pump in the radar cooling equipment, and the controller is respectively connected with the compressor, the condensation fan, the electromagnetic valve, the inner circulating pump and the outer circulating pump in a control mode.
The utility model has the advantages that:
1. the utility model discloses degree of automation is high, and the automatic sampling of control system, judgement, each electrical execution part of drive open and stop, report cooling device's operating condition and fault information, realize the one-key operation of start.
2. The utility model discloses indexes such as temperature, the flow of the coolant liquid of radar power amplifier cold drawing are flowed through in real-time supervision show and report remote computer through operation display.
3. The utility model discloses control technology is advanced, and when ambient temperature was low, open the solenoid valve, increases the coolant liquid and manages piece formula heat exchanger tube circulation route, improves coolant liquid heat radiating area, reduces structural component, and the reduce system complexity is energy-conserving.
4. The utility model discloses realize wide temperature refrigeration through mode such as forced air cooling, two refrigerating system refrigeration, single refrigerating system refrigeration in the full temperature range, the effectual heat that has solved the high-power radar during operation production in time sparse problem satisfies the demand of radar transmitter all-weather work.
Drawings
FIG. 1 is a block diagram of the control system of the present invention
Fig. 2 is a schematic diagram of the radar cooling device of the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1, the control system of the high-power radar cooling device includes a controller 1, an operation display 2, a remote computer 3, a signal detection element 4 and an electrical execution unit 5, wherein an input end of the controller 1 is connected with output ends of the operation display 2, the remote computer 3 and the signal detection element 4, respectively, an output end of the controller 1 is connected with an input end of the electrical execution unit 5, and the operation display 2, the remote computer 3 and the controller 1 can perform two-way data communication.
As shown in fig. 2, the radar cooling device includes a coolant external circulation circuit, a coolant internal circulation circuit, a first refrigerant circulation circuit, and a second refrigerant circulation circuit.
The first refrigerant circulation loop comprises a compressor 1, a tube sheet type heat exchanger and a plate type heat exchanger, wherein the outlet end of the compressor 1 is sequentially communicated with a group of pipelines in the tube sheet type heat exchanger and a group of pipelines in the plate type heat exchanger and then connected to the inlet end of the compressor 1.
The second refrigerant circulation loop comprises a compressor 2, a tube sheet type heat exchanger and a plate type heat exchanger, wherein the outlet end of the compressor 2 is sequentially communicated with another group of pipelines in the tube sheet type heat exchanger and another group of pipelines in the plate type heat exchanger and then connected to the inlet end of the compressor 2.
The plate heat exchanger and the tube sheet heat exchanger share a condensing fan 1 and a condensing fan 2.
The cooling liquid extrinsic cycle return circuit includes power amplifier cold drawing, external circulation pump, water tank, and external circulation pump entrance point passes through pipeline and the inside intercommunication of water tank, and external circulation pump exit end passes through pipeline and power amplifier cold drawing one end intercommunication, and the power amplifier cold drawing other end passes through pipeline and water tank intercommunication.
The cooling liquid inner circulation loop comprises two circulation loops in an air cooling mode and a refrigeration mode, during the air cooling mode, the cooling liquid inner circulation loop comprises an inner circulation pump, a tube sheet type heat exchanger, an electromagnetic valve and a water tank, the inlet end of the inner circulation pump is communicated with the inside of the water tank through a pipeline, the outlet end of the inner circulation pump is communicated with a third group of pipelines of the tube sheet type heat exchanger and then communicated to the water tank, the electromagnetic valve 1 and the electromagnetic valve 2 are arranged on the circulation loop, and the electromagnetic valve 1 and the electromagnetic valve 2 are both in a. During the refrigeration mode, coolant liquid inner loop includes internal circulation pump, plate heat exchanger, water tank, and the exit end intercommunication plate heat exchanger of internal circulation pump is after then to the water tank, and solenoid valve 1 and solenoid valve 2 are off-state.
The signal detection element 4 comprises a liquid supply temperature sensor 6 arranged at a liquid supply position of a radar power amplifier cold plate and a liquid return temperature sensor 7 arranged at a liquid return position, an environment temperature sensor 8 arranged at the external environment of the cooling equipment, a coil pipe temperature sensor 9 arranged at a plate type heat exchanger of the cooling equipment, a liquid level detection device 10 arranged at a water tank of the cooling equipment and used for detecting the liquid level of the water tank and an alarm circuit 11, wherein the liquid supply temperature sensor 6, the liquid return temperature sensor 7, the environment temperature sensor 8, the coil pipe temperature sensor 9, the liquid level detection device 10 and the signal output end of the alarm circuit 11 are respectively connected with the signal input end of the controller 1.
The alarm circuit 11 comprises a power supply reverse phase failure alarm circuit, a low cooling liquid flow alarm circuit, a refrigeration system pressure abnormity alarm circuit, an execution component overload alarm circuit and the like. The alarm circuit signals are switch signals, each alarm circuit outputs a closing signal in a normal state and outputs an opening signal in an abnormal state, and the signal input end of the controller works normally when the closing signal of each alarm circuit is collected. When a power supply reverse open-phase alarm circuit disconnection signal is acquired, the cooling equipment automatically stops working and is in a standby state; when a circuit disconnection signal of a warning circuit with small flow of the internal circulation or external circulation cooling liquid is acquired, a low-flow indicator lamp on an interface of an operation display is turned on to give an alarm, and the circulating pump continues to work; stopping running the compressor when a pressure abnormity warning circuit disconnection signal of the refrigeration system is acquired; and when the overload alarm circuit disconnection signal of the execution component is acquired, the fault load stops running.
The electric execution part 5 comprises a first compressor 12, a second compressor 13, a first condensation fan 14, a second condensation fan 15, an internal circulation pump 16, an external circulation pump 17, a first electromagnetic valve 18 and a second electromagnetic valve 19, and the signal output end of the controller 1 is respectively connected with the control signals of each compressor, the condensation fan, the circulation pump and the electromagnetic valve.
The utility model discloses in, return the coolant liquid temperature that liquid temperature sensor detected radar power amplifier cold plate and returned liquid department, the controller is according to returning closing and opening of difference automatic control solenoid valve 1, solenoid valve 2 of the target temperature that liquid temperature sensor detected value and operation display set for to automatic control compressor 1, compressor 2, condensation fan 1, condensation fan 2, opening and stopping and work of internal circulation pump, external circulation pump.
The environment temperature sensor detects the environment temperature of the external environment where the cooling equipment is located, and the control system automatically confirms the working state of the cooling equipment according to the environment temperature.
To more clearly express the control system logic, a control function profile is used as shown in Table 1.
In the table: t is1: temperature of return liquid, T0: set temperature, T2: ambient temperature, T3: coil temperature.
Table 1 control function profile
The coil pipe temperature sensor detects the temperature of cooling liquid at the cooling liquid outlet of the plate type heat exchanger of the cooling device, stops refrigerating when the temperature of the outlet cooling liquid is 0 ℃, and recovers refrigerating when the temperature of the outlet cooling liquid is 5 ℃.
The liquid supply temperature sensor detects the temperature of cooling liquid at the liquid supply position of the radar power amplifier cold plate, when the liquid supply temperature is higher than 50 ℃, a liquid supply temperature high indicator lamp on an operation display interface is on to give an alarm, other devices still continue to work according to the original state, and when the liquid supply temperature is lower than 40 ℃, the liquid supply temperature high indicator lamp is off.
The liquid return temperature sensor detects cooling liquid at the liquid return position of the radar power amplifier cold plate, monitors the temperature of the radar power module, and displays the temperature on an operation display interface or a remote computer operation display, so that monitoring is facilitated.
The liquid level detection device detects the water tank liquid level of the cooling equipment, when the liquid level is lower than a specified value, the liquid level low indicator lamp on the operation display interface is on to give an alarm, other devices still continue to work according to the original state, liquid is added, and after the water tank liquid level is restored, the liquid level low indicator lamp is turned off.
The controller controls the start and stop of each electric execution part:
in the air cooling mode, the cooling liquid circulates through the inner part of the pipe exchanger, the cooling liquid circulates through the outer part of the power amplification cold plate, the condensing fan runs at full speed, and the inner circulating pump, the outer circulating pump, the electromagnetic valve 1, the electromagnetic valve 2, the condensing fan 1 and the condensing fan 2 work;
when the double-refrigeration system works, cooling liquid is internally circulated through the plate exchanger, the cooling liquid is externally circulated through the power amplification cold plate, the two compressors are started in a time-sharing mode, the condensing fan runs at full speed, the internal circulating pump, the external circulating pump, the compressor 1, the compressor 2, the condensing fan 1 and the condensing fan 2 work, and the electromagnetic valve 1 and the electromagnetic valve 2 are kept in a closed state;
when the single refrigeration system works, cooling liquid is internally circulated through the plate, the cooling liquid is externally circulated through the power amplification cold plate, the two compressors refrigerate in turn, the condensing fan runs at full speed, and the electromagnetic valve 1 and the electromagnetic valve 2 are kept in a closed state;
T1≤T0and meanwhile, the continuous indicator light is turned on, and a ready command is sent to the master console, so that preparation work is done for heat evacuation of the radar power amplifier.
The alarm circuit comprises a power supply reverse phase loss alarm circuit, a cooling liquid flow small alarm circuit, a refrigeration system pressure abnormity alarm circuit, an execution component overload alarm circuit and the like.
The control system automatically confirms the working state of the cooling equipment according to the ambient temperature, automatically controls the closing and opening of the electromagnetic valve 1 and the electromagnetic valve 2 according to the control function profile in the table 1 according to the difference value of the detection value of the liquid return temperature sensor and the target temperature set by the operation display, and automatically controls the starting, the stopping and the working of the compressor 1, the compressor 2, the condensing fan 1, the condensing fan 2, the inner circulating pump and the outer circulating pump.
The embodiments of the present invention are only descriptions of the preferred embodiments of the present invention, not right the present invention is designed and limited, without departing from the design concept of the present invention, the technical personnel in the field should fall into the protection scope of the present invention for various modifications and improvements made by the technical solution of the present invention, and the technical contents of the present invention are all recorded in the claims.
Claims (4)
1. Control system of high-power radar cooling arrangement, its characterized in that: the remote control system comprises a controller, an operation display, a remote computer, a signal detection element and an electric execution part, wherein a signal input end of the controller is connected with the signal detection element, a signal output end of the controller is connected with the electric execution part, and a data communication end of the controller is respectively in two-way communication connection with the operation display screen and the remote computer;
the signal detection element acquires the liquid supply temperature and the liquid return temperature of a liquid supply position of a radar power amplifier cold plate, the environment temperature of the external environment where radar cooling equipment is located, the coil temperature of a plate heat exchanger in the radar cooling equipment and the liquid level in a water tank of the radar cooling equipment; the electric execution part is an electric control device for controlling the flow of a cooling medium and air in the radar cooling device;
the controller receives temperature and liquid level data detected by the signal detection element, is in control connection with the electric execution part, and controls the electric execution part to work based on temperature and flow parameters.
2. The control system for a high power radar cooling device according to claim 1, wherein: the signal detection element comprises a liquid supply temperature sensor arranged at a liquid supply position of a radar power amplifier cold plate and a liquid return temperature sensor arranged at a liquid return position, an environment temperature sensor arranged at the external environment where the cooling equipment is arranged, a coil pipe temperature sensor arranged at a plate type heat exchanger of the cooling equipment, and a liquid level detection device arranged at a water tank of the cooling equipment and used for detecting the liquid level of the water tank, wherein the signal output end of the liquid supply temperature sensor, the liquid return temperature sensor, the environment temperature sensor, the coil pipe temperature sensor and the liquid level detection device is respectively connected with the signal input end of the controller.
3. The control system for a high power radar cooling device according to claim 1, wherein: the signal detection element also comprises an alarm circuit, the alarm circuit comprises a power supply reverse open-phase alarm circuit, a small coolant flow alarm circuit, a refrigeration system pressure abnormity alarm circuit and an execution component overload alarm circuit, signals of all the alarm circuits are switch signals, namely, all the alarm circuits output closing signals under a normal state and output opening signals under an abnormal state, and the signal output ends of all the alarm circuits are respectively connected with the signal input end of the controller.
4. The control system for a high power radar cooling device according to claim 1, wherein: the electric execution part comprises a compressor, a condensation fan, an electromagnetic valve, an inner circulating pump and an outer circulating pump in the radar cooling equipment, and the controller is respectively connected with the compressor, the condensation fan, the electromagnetic valve, the inner circulating pump and the outer circulating pump in a control mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020417912.XU CN211702817U (en) | 2020-03-27 | 2020-03-27 | Control system of high-power radar cooling equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020417912.XU CN211702817U (en) | 2020-03-27 | 2020-03-27 | Control system of high-power radar cooling equipment |
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| CN211702817U true CN211702817U (en) | 2020-10-16 |
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| CN202020417912.XU Active CN211702817U (en) | 2020-03-27 | 2020-03-27 | Control system of high-power radar cooling equipment |
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