CN216715861U - Temperature regulating system of aircraft engine fuel gas - Google Patents
Temperature regulating system of aircraft engine fuel gas Download PDFInfo
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- CN216715861U CN216715861U CN202123111459.3U CN202123111459U CN216715861U CN 216715861 U CN216715861 U CN 216715861U CN 202123111459 U CN202123111459 U CN 202123111459U CN 216715861 U CN216715861 U CN 216715861U
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Abstract
The utility model discloses a temperature regulating system of aeroengine fuel gas, which comprises: the device comprises a controller, a gas storage container, and a temperature acquisition device, a pressure acquisition device, a sampling valve, a pneumatic valve and a vacuum device which are respectively connected with the controller; the sampling valve, the pneumatic valve and the vacuum device are respectively communicated with the gas storage container through corresponding pipelines; the temperature acquisition equipment is used for acquiring the temperature value of the fuel gas in the fuel gas storage container and sending the temperature value to the controller; the pressure acquisition equipment is used for acquiring the pressure value of the gas in the gas storage container and sending the pressure value to the controller; the controller is used for receiving the temperature value and the pressure value and driving the sampling valve, the pneumatic valve and the vacuum device in a linkage manner so as to release the fuel gas in the fuel gas storage container or fill the fuel gas into the fuel gas storage container, so that the fuel gas temperature in the fuel gas storage container is automatically, accurately and timely adjusted, and the adjustment is stable and reliable; and simultaneously, the system structure is effectively simplified.
Description
Technical Field
The utility model relates to the technical field of aero-engines, in particular to a fuel gas temperature regulating system of an aero-engine.
Background
When the aeroengine combustion chamber is used for pollution emission tests and gas composition analysis, in order to ensure the accuracy of gas analysis results, certain requirements are required on the temperature of gas, and the temperature of the gas needs to be maintained within a temperature range required by the gas analysis. If the temperature of the fuel gas is inaccurately adjusted, the accuracy of the fuel gas analysis result is affected.
At present, the temperature regulating device for the gas in the adopted gas storage container has the problems of insufficient simplicity and convenience, numerous components, time and labor waste during operation, unstable reliability and the like. In addition, because the temperature regulation structure of gas is complicated, can not be quick carry out stable regulation to the gas temperature for the gas temperature is fast and stable in required scope, and the regulation degree of accuracy is not high, thereby has great error when leading to carrying out gas composition analysis to the gas.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects that the temperature of fuel gas in a fuel gas storage container is inaccurately regulated and a temperature regulating device is complex in structure in the prior art, and provides a fuel gas temperature regulating system of an aircraft engine.
The utility model solves the technical problems through the following technical scheme:
the utility model provides a temperature regulating system of aircraft engine fuel gas, the temperature regulating system includes: the device comprises a controller, a gas storage container, and a temperature acquisition device, a pressure acquisition device, a sampling valve, a pneumatic valve and a vacuum device which are respectively connected with the controller;
the sampling valve, the pneumatic valve and the vacuum device are respectively communicated with the gas storage container through corresponding pipelines;
the temperature acquisition equipment is used for acquiring the temperature value of the fuel gas in the fuel gas storage container and sending the temperature value to the controller;
the pressure acquisition equipment is used for acquiring the pressure value of the gas in the gas storage container and sending the pressure value to the controller;
the controller is used for receiving the temperature value and the pressure value and driving the sampling valve, the pneumatic valve and the vacuum device in a linkage mode so as to release the fuel gas in the fuel gas storage container or fill the fuel gas into the fuel gas storage container.
Preferably, the controller is used for driving the sampling valve to close and the pneumatic valve to open in a linkage manner so as to release the gas in the gas storage container.
Preferably, the controller is used for driving the sampling valve to open and the pneumatic valve to close in a linkage manner so as to fill high-temperature gas into the gas storage container;
or the controller is used for driving the vacuum device and the pneumatic valve to be opened in a linkage mode so as to fill high-temperature fuel gas into the fuel gas storage container.
Preferably, the controller comprises a master controller and a valve controller;
the temperature acquisition equipment, the pressure acquisition equipment, the vacuum device and the valve controller are respectively electrically connected with the master controller;
the sampling valve and the pneumatic valve are respectively and electrically connected with the valve controller.
Preferably, the master controller comprises a microprocessor and a signal conversion processor;
the temperature acquisition equipment, the pressure acquisition equipment and the microprocessor are respectively and electrically connected with the signal conversion processor;
the signal conversion processor is used for receiving the temperature value and the pressure value, converting the temperature value and the pressure value, and sending the converted temperature value and the converted pressure value to the microprocessor for processing.
Preferably, the main controller further comprises a signal amplifying circuit;
the signal conversion processor, the temperature acquisition equipment and the pressure acquisition equipment are respectively electrically connected with the signal amplification circuit;
the signal amplification circuit receives the temperature value and the pressure value, performs amplification processing, and sends the amplified signal corresponding to the temperature value and the amplified signal corresponding to the pressure value to the signal conversion processor.
Preferably, the master controller further comprises an isolation follower circuit;
the isolation following circuit is connected between the signal amplification circuit and the signal conversion processor.
Preferably, the master controller further comprises a first power supply device and a self-checking circuit, and the self-checking circuit is electrically connected with the microprocessor;
the first power supply device is used for supplying power to the main controller.
Preferably, the valve controller further comprises a signal conditioning circuit, a signal isolating circuit, a valve control circuit and a second power supply device which are electrically connected in sequence;
the pneumatic valve and the sampling valve are respectively connected with the valve control circuit;
the second power supply device is used for supplying power to the valve controller.
Preferably, the temperature regulation system comprises: a display and an alarm;
the display and the alarm are respectively electrically connected with the controller.
The positive progress effects of the utility model are as follows:
the controller receives the temperature value acquired by the temperature acquisition equipment and the pressure value acquired by the pressure acquisition equipment, and the sampling valve, the pneumatic valve and the vacuum device are driven in a linked manner in time to release the fuel gas in the fuel gas storage container or fill the fuel gas into the fuel gas storage container, so that the fuel gas temperature in the fuel gas storage container is automatically, accurately and timely adjusted, and the adjustment is stable and reliable; meanwhile, the system structure is effectively simplified, the designed circuit is simple and easy to use, and the system input cost is reduced.
Drawings
FIG. 1 is a block diagram of a system for regulating the temperature of aircraft engine fuel gas according to a preferred embodiment of the present invention.
Fig. 2 is an electrical schematic diagram of a temperature regulation system for aircraft engine fuel gas according to a preferred embodiment of the present invention.
Fig. 3 is a block diagram of a controller in the system for regulating the temperature of aircraft engine gas according to a preferred embodiment of the present invention.
Fig. 4 is an electrical schematic diagram of a main controller in the aero-engine gas temperature regulation system according to a preferred embodiment of the present invention.
Fig. 5 is an electrical schematic diagram of a valve controller in the gas temperature regulation system of an aircraft engine according to a preferred embodiment of the present invention.
Detailed Description
The utility model is further illustrated by the following examples, which are not intended to limit the scope of the utility model.
As shown in fig. 1 and 2, the present embodiment discloses a temperature regulation system for aircraft engine gas, including: the device comprises a controller 1, a gas storage container 2, and a temperature acquisition device 3, a pressure acquisition device 4, a sampling valve 5, a pneumatic valve 6 and a vacuum device 7 which are respectively connected with the controller 1; wherein, the number of the sampling valve 5, the pneumatic valve 6 and the vacuum device 7 can be adjusted according to actual conditions. In this embodiment, the temperature acquisition device 3 includes but is not limited to a temperature transmitter, and the pressure acquisition device 4 includes but is not limited to a pressure transmitter.
The sampling valve 5, the pneumatic valve 6 and the vacuum device 7 are respectively communicated with the gas storage container 2 through corresponding pipelines;
the temperature acquisition equipment 3 is used for acquiring the temperature value of the gas in the gas storage container 2 and sending the temperature value to the controller 1;
the pressure acquisition equipment 4 is used for acquiring the pressure value of the gas in the gas storage container 2 and sending the pressure value to the controller 1;
the controller 1 is configured to receive the temperature value and the pressure value, and drive the sampling valve 5, the pneumatic valve 6, and the vacuum device 7 in a linkage manner, so as to release the gas in the gas storage container 2 or fill the gas into the gas storage container 2.
Specifically, the controller 1 outputs different instructions to drive the sampling valve 5, the pneumatic valve 6 and the vacuum device 7 in a linkage manner according to the temperature value acquired by the temperature acquisition device 3 and the pressure value acquired by the pressure acquisition device 4, so as to release the gas in the gas storage container 2 or fill the gas into the gas storage container 2.
According to the scheme, the controller 1, the gas storage container 2, the temperature acquisition equipment 3, the pressure acquisition equipment 4, the sampling valve 5, the pneumatic valve 6 and the vacuum device 7 are arranged in the temperature adjusting system, the controller 1 receives temperature values and pressure values and drives the sampling valve 5, the pneumatic valve 6 and the vacuum device 7 in a linkage mode to release gas in the gas storage container 2 or fill gas into the gas storage container 2, so that automatic, accurate and timely adjustment of the temperature of the gas in the gas storage container 2 is achieved, and the adjustment is stable and reliable; meanwhile, the use of heating maintaining elements is reduced, the system structure is effectively simplified, and the system investment cost is reduced.
In an implementation manner, the controller 1 drives the sampling valve 5, the pneumatic valve 6 and the vacuum device 7 in a linkage manner to release the gas in the gas storage container 2 or fill the gas storage container 2 with gas, which includes the following three cases (two pneumatic valves are taken as an example for explanation below):
in the first case: the controller 1 drives the sampling valve 5 to close and the pneumatic valve 6 to open in a linkage manner so as to release the gas in the gas storage container 2.
Specifically, the method comprises the following steps: temperature transmitter gathers the temperature value of gas in the gas storage container 2 and handles through elements such as comparator in the controller 1, when learning that the temperature value of current gas is greater than predetermined temperature value, then controller 1 linkage drive sample valve 5 is closed and arbitrary one pneumatic valve 6 is opened, with right the gas of gas storage container 2 is released, and at the in-process of gas release, the temperature value of the gas of gas storage container 2 progressively descends, and when the temperature value descends to predetermined temperature value, two pneumatic valves 6 of controller 1 drive were closed.
In the second case: the controller 1 drives the sampling valve 5 to be opened and the pneumatic valve 6 to be closed in a linkage manner so as to fill high-temperature gas into the gas storage container 2.
Specifically, the method comprises the following steps: the temperature value of the gas in the gas storage container 2 collected by the temperature transmitter is processed by elements such as a comparator in the controller 1, when the temperature value of the current gas is less than the preset temperature value, the controller 1 drives the sampling valve 5 to open, so that the high-temperature gas is filled into the gas storage container 2, and the temperature of the gas in the gas storage container 2 is increased. Meanwhile, if the pressure value of the gas in the gas storage container 2 collected by the pressure collecting device 4 is processed by elements such as a comparator in the controller 1, the pressure value of the current gas is larger than a preset pressure value, then the controller 1 drives the starting valve to release the gas in the gas storage container 2, in the gas releasing process, the pressure value and the temperature value of the gas in the gas storage container 2 gradually decrease, until the temperature value decreases to the preset temperature value, the controller 1 drives the sampling valve 5 to close, and meanwhile, when the pressure value decreases to the preset pressure value, the controller 1 drives the two pneumatic valves 6 to close.
In the third case: the controller 1 drives the vacuum device 7 and the pneumatic valve 6 to open in a linkage manner, so that high-temperature gas is filled into the gas storage container 2.
Specifically, the method comprises the following steps: the temperature transmitter collects the temperature value of the gas in the gas storage container 2 and processes the temperature value through the comparator and other elements in the controller 1, the current temperature value is less than the preset temperature value, and the pressure collecting device 4 collects the pressure value of the gas in the gas storage container 2 and processes the pressure value through the controller 1 to obtain that the pressure value is less than the preset pressure value, then the controller 1 drives any one pneumatic valve 6 to open, and simultaneously drives the vacuum device 7 to open to accelerate the flow of the gas in the gas storage container 2, so that the high-temperature gas is filled into the gas storage container 2 to improve the temperature value of the gas in the gas storage container and the pressure value of the gas in the gas storage container, until the temperature value in the gas storage container 2 reaches the preset temperature value, the controller 1 drives the sampling valve 5 to close, and when the pressure value in the gas storage container 2 reaches the preset pressure value, the controller 1 drives the two air-operated valves 6 to close.
In an implementable manner, as shown in fig. 3, the controller 1 comprises a master controller 11 and a valve controller 12;
the temperature acquisition equipment 3, the pressure acquisition equipment 4, the vacuum device 7 and the valve controller 12 are respectively electrically connected with the master controller 11;
the sampling valve 5 and the air-operated valve 6 are electrically connected to the valve controller 12, respectively.
In this scheme, controller 1 includes master controller 11 and valve controller 12, master controller 11 is used for receiving the temperature value that temperature acquisition equipment 3 gathered, the pressure value that pressure acquisition equipment 4 gathered, and according to the temperature value that temperature acquisition equipment 3 gathered, the pressure value and the temperature value of predetermineeing of pressure acquisition equipment 4 gathering, predetermined pressure value carries out comparison and generates control signal, and send this control signal respectively to valve controller 12 and vacuum apparatus 7, valve controller 12 receives this control signal and generates drive instruction, with linkage drive sampling valve 5, pneumatic valve 6 and vacuum apparatus 7 in order to release gas in the gas storage container 2 or to gas storage container 2 pours into the gas into.
The valve controller 12 mainly controls the sampling valve 5 and the pneumatic valve 6 to be opened or closed by receiving a valve action signal instruction sent by the main controller 11, so that the gas in the gas storage container 2 flows in and out, and the gas pressure and temperature can be regulated; in carrying out pressure and temperature control process to gas among the gas storage container 2, temperature value and the pressure value of gas in the gas storage container 2 that temperature acquisition equipment 3 and pressure acquisition equipment 4 gathered are received to master controller 11, compare with the pressure and the temperature value that set for in the master controller 11, obtain gas pressure error signal and temperature error signal, when the difference of pressure error signal and temperature error signal is zero, the master controller sends and closes sampling valve 5 and pneumatic valve 6, the realization is to the accurate control of gas pressure and temperature in the gas storage container 2. The set temperature value and the set pressure value refer to a pressure and a temperature value range which are required to be maintained by the gas in the gas storage container 2.
This scheme is through setting up controller 1 to master controller 11 and valve controller 12 for controller 1 is faster and accurate to the receipt and the processing of signal, thereby, makes controller 1 quicker to sample valve 5, pneumatic valve 6 and vacuum device 7's drive response, and then has improved treatment effeciency and accuracy.
In one implementation, as shown in fig. 4, the master 11 includes a microprocessor 111, a signal conversion processor 112;
the temperature acquisition device 3, the pressure acquisition device 4 and the microprocessor 111 are respectively electrically connected with the signal conversion processor 112;
the signal conversion processor 112 is configured to receive the temperature value and the pressure value, convert the temperature value and the pressure value, and send the converted temperature value and pressure value to the microprocessor 111 for processing.
Specifically, the microprocessor 111 receives the temperature value and the pressure value converted by the signal conversion processor 112, and compares the converted temperature value and pressure value with a preset temperature value and pressure value to obtain a temperature error and a pressure error, and the microprocessor 111 uses an intelligent PID (proportional integral differential) control algorithm to solve a control instruction according to the temperature error to control the opening or closing of the sampling valve 5; meanwhile, the microprocessor 111 uses the intelligent PID control algorithm to calculate the control instruction according to the pressure error, and flexibly calculates the valve control instruction, so as to realize the logic control of the valve, so as to control the opening or closing of the valves of the gas sampling valve 5 and the pneumatic valve 6, thereby realizing the control of filling or exhausting and releasing the gas in the gas storage device, so as to meet the temperature requirement of the gas in the gas storage container 2, further realizing the quick stability control of the valve, and greatly reducing the time required for temperature regulation.
In the scheme, the microprocessor 111 is a processor with an ARM (Advanced RISC Machine) as an inner core, and the microprocessor 111 has powerful system function, stable performance, high processing speed and high control precision, can quickly judge and accurately process complex data, and realizes real-time response to the pressure state and the temperature state of the gas in the gas storage container 2. In addition, the master controller 11 converts the signal into a signal form which can be received and processed by the microprocessor 111 through the signal conversion processor 112, so that the judgment and processing of the signal are facilitated, and the response of the master controller 11 to the signal is faster and the processing is more accurate.
In an implementable manner, the master 11 further comprises a signal amplification circuit 113;
the signal conversion processor 112, the temperature acquisition device 3 and the pressure acquisition device 4 are respectively electrically connected with the signal amplification circuit 113;
the signal amplifying circuit 113 receives the temperature value and the pressure value, amplifies the temperature value and the pressure value, and sends the amplified temperature value and the amplified pressure value to the signal conversion processor 112.
In the scheme, the signal amplification circuit 113 is arranged in the main controller 11, and the signal amplification circuit 113 filters and amplifies the temperature signals and the pressure signals collected from the temperature collection device 3 and the pressure collection device 4 to filter interference signals and amplify the temperature signals and the pressure signals, so that the signals after amplification processing meet the requirements of subsequent circuit processing.
In one implementation, the master 11 further includes an isolation follower circuit 114;
the signal amplification circuit 113 and the signal conversion processor 112 are electrically connected to the isolation follower circuit 114, respectively.
In the scheme, the isolation follower circuit 114 isolates the signal subjected to the amplification processing, so that the signal before isolation does not cause interference on the isolated signal, and meanwhile, the signal follower circuit is designed to keep the following characteristic of the isolated front-end signal. The accuracy of signal transmission is ensured through the isolation of signals and the following design processing of the signals.
In an implementable manner, the master 11 further comprises a first power supply device 115 and a self-test circuit 116;
the first power supply device 115 is configured to supply power to the master controller 11; specifically, the first power supply device 115 can provide a stable and reliable power supply with high precision for the main controller 11, and ensure the normal operation of the microprocessor 111 and other circuits.
The self-test circuit 116 is electrically connected with the microprocessor 111;
the self-checking circuit 116 is used for detecting or monitoring the power supply condition of the first power supply device 115 to the microprocessor 111. Specifically, the power supply condition of the microprocessor 111 includes the conditions of voltage under-voltage, voltage over-voltage, current over-current, and the like.
In the present embodiment, the self-test circuit 116 is disposed in the main controller 11 to detect or monitor whether the power supplied to the microprocessor 111 by the first power supply device 115 has a voltage undervoltage state, a voltage overvoltage state, a current overcurrent state, and the like, so as to ensure the normal operation of the microprocessor 111.
As shown in fig. 5, in an implementation manner, the valve controller 12 further includes a signal conditioning circuit 121, a signal isolation circuit 122, a valve control circuit 123 and a second power supply device 124 which are electrically connected in sequence;
the pneumatic valve 6 and the sampling valve 5 are connected with the signal conditioning circuit 121 and the valve control circuit 123 respectively;
the second power supply device 124 is used for supplying power to the valve controller 12, so as to ensure the normal and stable operation of the circuit unit components.
Specifically, the signal conditioning circuit 121 receives the control signal transmitted by the master controller 11 and conditions the control signal to satisfy the signal form required by the subsequent control valve. The signal isolation circuit 122 receives the signal conditioned by the signal conditioning circuit 121 and isolates the conditioned signal, so that an interference signal possibly generated by the opening or closing action of the valve is electrically isolated, and the interference signal is prevented from being reversely connected to the input end of the control signal to influence the stability and accuracy of the input of the control signal of the valve.
The valve control circuit 123 receives the control signal conditioned and isolated by the signal conditioning circuit 121 and the signal isolating circuit 122, and accurately controls the opening and closing of the sampling valve 5, the pneumatic valve 6 and the vacuum device 7 according to the control signal.
According to the scheme, the signal conditioning circuit 121, the signal isolating circuit 122, the valve control circuit 123 and the second power supply device 124 are arranged in the valve controller 12, and the accuracy and the stability of the valve controller 12 for controlling the temperature of the aircraft engine fuel gas are improved through the mutual matching of the signal conditioning circuit 121, the signal isolating circuit 122, the valve control circuit 123 and the second power supply device 124.
In one embodiment, the temperature regulation system comprises: a display 8 and an alarm 9;
the display 8 and the alarm 9 are respectively electrically connected with the controller 1;
the display 8 is used for displaying a real-time temperature value and a real-time pressure value of the gas in the gas storage container 2 or a power supply condition of the first power supply device 115 for the microprocessor 111;
the alarm 9 is configured to prompt that the real-time temperature value and the real-time pressure value of the gas in the gas storage container 2 are abnormal or that the power supply condition of the first power supply device 115 to the microprocessor 111 is abnormal.
Specifically, the prompt information of the alarm 9 may be in the form of voice information, video information, text information, or the like, and the specific form may be selected according to the actual use requirement, which is not limited herein.
This scheme shows the real-time temperature value of gas in the gas storage container 2, real-time pressure value, or the power supply condition that first power supply unit 115 gives microprocessor 111 through setting up display 8 for the user can be more audio-visual observes temperature regulation system's behavior, improves user's experience and feels. In addition, the temperature regulating system is also provided with an alarm 9, so that when the temperature regulating system is in an abnormal condition, automatic alarm can be performed, a user can respond in time, the abnormal condition is processed, and the normal work of the temperature regulating system is guaranteed.
In the embodiment, the controller receives the temperature value acquired by the temperature acquisition equipment and the pressure value acquired by the pressure acquisition equipment, and drives the sampling valve, the pneumatic valve and the vacuum device in a time linkage manner to release the gas in the gas storage container or fill the gas into the gas storage container, so that the gas temperature in the gas storage container is automatically, accurately and timely adjusted, and the adjustment is stable and reliable; meanwhile, the system structure is effectively simplified, the designed circuit is simple and easy to use, and the system input cost is reduced.
While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the utility model is defined by the appended claims. Various changes or modifications to these embodiments may be made by those skilled in the art without departing from the principle and spirit of this invention, and these changes and modifications are within the scope of this invention.
Claims (10)
1. A temperature regulation system of an aircraft engine gas, characterized in that it comprises: the device comprises a controller, a gas storage container, and a temperature acquisition device, a pressure acquisition device, a sampling valve, a pneumatic valve and a vacuum device which are respectively connected with the controller;
the sampling valve, the pneumatic valve and the vacuum device are respectively communicated with the gas storage container through corresponding pipelines;
the temperature acquisition equipment is used for acquiring the temperature value of the fuel gas in the fuel gas storage container and sending the temperature value to the controller;
the pressure acquisition equipment is used for acquiring the pressure value of the gas in the gas storage container and sending the pressure value to the controller;
the controller is used for receiving the temperature value and the pressure value and driving the sampling valve, the pneumatic valve and the vacuum device in a linkage mode so as to release the fuel gas in the fuel gas storage container or fill the fuel gas into the fuel gas storage container.
2. The aircraft engine gas temperature regulation system of claim 1, wherein the controller is configured to drive the sampling valve closed and the pneumatic valve open in a coordinated manner to release the gas from the gas storage vessel.
3. The aircraft engine gas temperature regulation system according to claim 1, wherein the controller is configured to drive the sampling valve to open and the pneumatic valve to close in a linked manner to fill the gas storage container with high-temperature gas;
or the controller is used for driving the vacuum device and the pneumatic valve to be opened in a linkage mode so as to fill high-temperature fuel gas into the fuel gas storage container.
4. An aircraft engine gas temperature regulation system according to any one of claims 1 to 3, wherein the controller comprises a master controller and a valve controller;
the temperature acquisition equipment, the pressure acquisition equipment, the vacuum device and the valve controller are respectively electrically connected with the master controller;
the sampling valve and the pneumatic valve are respectively and electrically connected with the valve controller.
5. The system for regulating the temperature of an aircraft engine gas according to claim 4, wherein said master controller comprises a microprocessor and a signal conversion processor;
the temperature acquisition equipment, the pressure acquisition equipment and the microprocessor are respectively and electrically connected with the signal conversion processor;
the signal conversion processor is used for receiving the temperature value and the pressure value, converting the temperature value and the pressure value, and sending the converted temperature value and the converted pressure value to the microprocessor for processing.
6. The system for regulating the temperature of an aircraft engine gas according to claim 5, wherein said master controller further comprises a signal amplification circuit;
the signal conversion processor, the temperature acquisition equipment and the pressure acquisition equipment are respectively electrically connected with the signal amplification circuit;
the signal amplification circuit receives the temperature value and the pressure value, performs amplification processing, and sends the amplified signal corresponding to the temperature value and the amplified signal corresponding to the pressure value to the signal conversion processor.
7. The aircraft engine gas temperature regulation system of claim 6, wherein the master controller further comprises an isolation follower circuit;
the isolation following circuit is connected between the signal amplification circuit and the signal conversion processor.
8. The system for regulating the temperature of an aircraft engine gas according to claim 7, wherein said master controller further comprises a first power supply device and a self-test circuit, said self-test circuit being electrically connected to said microprocessor;
the first power supply device is used for supplying power to the main controller.
9. The system of claim 4, wherein the valve controller further comprises a signal conditioning circuit, a signal isolation circuit, a valve control circuit and a second power supply device electrically connected in sequence;
the pneumatic valve and the sampling valve are respectively connected with the valve control circuit;
the second power supply device is used for supplying power to the valve controller.
10. An aircraft engine gas temperature regulation system according to claim 1, wherein the temperature regulation system comprises a display and an alarm;
the display and the alarm are respectively electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123111459.3U CN216715861U (en) | 2021-12-10 | 2021-12-10 | Temperature regulating system of aircraft engine fuel gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123111459.3U CN216715861U (en) | 2021-12-10 | 2021-12-10 | Temperature regulating system of aircraft engine fuel gas |
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| Publication Number | Publication Date |
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| CN216715861U true CN216715861U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123111459.3U Active CN216715861U (en) | 2021-12-10 | 2021-12-10 | Temperature regulating system of aircraft engine fuel gas |
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| CN (1) | CN216715861U (en) |
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2021
- 2021-12-10 CN CN202123111459.3U patent/CN216715861U/en active Active
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