Air whistle control system, control method of air whistle control system and locomotive

By designing a bagpipe control system that includes information collection, control, adjustment and sound generation modules, the problem that the volume of the bagpipe cannot be adaptively adjusted in the existing technology is solved, the effect of effectively spreading sound in different environments is achieved, and the locomotive operation is improved. safety and reduce noise pollution.

CN119364256APending Publication Date: 2025-01-24DATONG ELECTRIC LOCOMOTIVE OF NCR
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Patent Information

Application Number
CN202411470669.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-21
Publication Date
2025-01-24

AI Technical Summary

Technical Problem

The existing locomotive bagpipe control system cannot adjust the volume itself according to the external environment such as environmental noise, vehicle speed and pedestrian location, resulting in the sound being unable to be clearly heard in a noisy environment, or unnecessary noise being generated in a less noise environment. pollute.

Method used

Design a bagpipe control system, including an information collection module, a control module, an adjustment module and at least two sound-generating modules. The information acquisition module collects external information and forms a first signal, the control module processes the first signal to form a second signal, and the adjustment module adjusts the air pressure value according to the second signal to control the sound module to emit different sounds.

Benefits of technology

Realize the adaptive adjustment of the volume of windpi, ensure that sound can be effectively spread in different environments, improve the safety of locomotive operation, and reduce noise pollution.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention provides an air whistle control system, a control method of the air whistle control system and a locomotive, and belongs to the technical field of locomotive air whistles. Comprising an information acquisition module, a control module, an adjusting module and at least two sound production modules, the information acquisition module is electrically connected with the control module, and the information acquisition module is configured to acquire external information to form a first signal and transmit the formed first signal to the control module; the control module is electrically connected with the adjusting module, and the control module is configured to process the first signal to form a second signal and load the second signal to the adjusting module; the adjusting module is electrically connected with the at least two sound production modules at the same time, and the adjusting module is configured to respond to a second signal loaded by the control module, so that the multiple sound production modules can produce different sounds in different external environments; the first signal is different from the second signal. The air whistle control system and the locomotive applying the air whistle control system have high safety and can reduce noise pollution.
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Description

Technical Field

[0001] The present disclosure relates to the technical field of locomotive bagpipes, and in particular to a bagpipe control system, a control method of the bagpipe control system, and a locomotive. Background Art

[0002] In the related art, the volume of the bagpipe in the bagpipe control system is often fixed, and the locomotive bagpipe must be operated by the driver himself to make a sound. The bagpipe mechanism itself cannot make sounds or adjust the volume according to external environments such as environmental noise, vehicle speed, and pedestrian position. As a result, in a noisy environment, the warning sound of the bagpipe may not be clearly heard, while in a quiet environment, unnecessary noise pollution may be generated. Therefore, a bagpipe control system that can adapt to environmental changes is needed to improve the safety of locomotive operation and reduce noise pollution.

[0003] It should be noted that the information disclosed in the above background technology section is only used to enhance the understanding of the background of the present disclosure, and therefore may include information that does not constitute the prior art known to ordinary technicians in the field. Summary of the invention

[0004] The purpose of the present disclosure is to overcome the above-mentioned deficiencies of the prior art and provide a bagpipe control system, a control method of the bagpipe control system and a locomotive, so as to improve the safety of applying the bagpipe control system and reduce noise pollution.

[0005] According to another aspect of the present disclosure, there is provided a bagpipe control system, comprising an information collection module, a control module, an adjustment module, and at least two sound generation modules;

[0006] The information acquisition module is electrically connected to the control module, and the information acquisition module is configured to collect external information to form a first signal, and transmit the formed first signal to the control module;

[0007] The control module is electrically connected to the regulating module, and the control module is configured to process the first signal to form a second signal, and load the second signal to the regulating module;

[0008] The regulating module is electrically connected to at least two of the sound generating modules at the same time, and the regulating module is configured to respond to the second signal loaded by the control module so that the plurality of sound generating modules can generate different sounds under different external environments;

[0009] The first signal is different from the second signal.

[0010] According to an embodiment of the present disclosure, the sound module includes a first sound path and a second sound path;

[0011] The first sound path is electrically connected to the output end of the adjustment module and is used to emit a first sound;

[0012] The second sound path is electrically connected to the output end of the adjustment module and is used to emit a second sound;

[0013] Wherein, the first sound is louder than the second sound.

[0014] According to an embodiment of the present disclosure, the sound module further includes a plurality of switch units;

[0015] Some of the switch units are arranged on the first sound path and are configured to control the first sound to be turned on or off;

[0016] Some of the switch units are arranged on the second sound path and are configured to control the second sound to be turned on or off;

[0017] Wherein, the control module can control the switch unit.

[0018] According to one embodiment of the present disclosure, the sound module further includes a plurality of shutoff valves;

[0019] Some of the cut-off valves are arranged on the first sound path, and are used to cut off the first sound path to emit the first sound;

[0020] Some of the cut-off valves are arranged on the second sound path, and are used to cut off the second sound path to emit the second sound;

[0021] The control module is capable of controlling the shut-off valve.

[0022] According to one embodiment of the present disclosure, the regulating module includes an air pressure regulating valve;

[0023] One end of the air pressure regulating valve is electrically connected to the control module, and the other end is electrically connected to the sound module. The air pressure regulating valve is configured to respond to the second signal loaded by the control module to adjust the air pressure value of the air pressure regulating valve.

[0024] According to an embodiment of the present disclosure, the information acquisition module includes a plurality of noise monitoring units;

[0025] The noise monitoring unit is configured to generate the first signal according to the noise of the external information, and load the first signal to the control module.

[0026] According to an embodiment of the present disclosure, the information acquisition module further includes a plurality of speed monitoring units;

[0027] The speed monitoring unit is configured to generate a first signal according to the speed of the external information, and load the first signal to the control module.

[0028] According to an embodiment of the present disclosure, the information acquisition module further includes a plurality of video monitoring units;

[0029] The video monitoring unit is configured to generate the first signal according to the video data of the external information, and load the first signal to the control module.

[0030] According to a second aspect of the present disclosure, a control method for a bagpipe control system is provided, comprising the following control method:

[0031] The information acquisition module acquires external information, processes the external information to form a first signal, and loads the first signal to the control module;

[0032] The control module generates a second signal according to the first signal, and loads the second signal to the adjustment module;

[0033] The regulating module adjusts the air pressure value according to the second signal loaded by the control module;

[0034] The control module controls the switch unit, and the sound module emits a first sound and a second sound according to the air pressure value generated by the regulating module.

[0035] According to a third aspect of the present disclosure, a locomotive is provided, comprising the bagpipe control system.

[0036] It is to be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present disclosure. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The accompanying drawings herein are incorporated into the specification and constitute a part of the specification, illustrate embodiments consistent with the present disclosure, and together with the specification are used to explain the principles of the present disclosure. Obviously, the accompanying drawings described below are only some embodiments of the present disclosure, and for ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without creative work.

[0038] Figure 1 It is a schematic diagram of a bagpipe control system in one embodiment of the present disclosure.

[0039] Explanation of the accompanying drawings: SGM, sound module; SGM1, first sound module; SGM2, second sound module; L1, first sound path; L2, second sound path; F1, first bagpipe; F2, second bagpipe; J1, shut-off valve; CM, control module; RM, regulating module; K1, air pressure regulating valve; IAM, information acquisition module; A1, noise monitoring unit; A2, speed monitoring unit; A3, video monitoring unit; SU, switch unit. DETAILED DESCRIPTION

[0040] Example embodiments will now be described more fully with reference to the accompanying drawings. However, the example embodiments can be implemented in a variety of forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that the present disclosure will be comprehensive and complete and fully convey the concepts of the example embodiments to those skilled in the art. The same reference numerals in the figures represent the same or similar structures, and thus their detailed description will be omitted. In addition, the drawings are only schematic illustrations of the present disclosure and are not necessarily drawn to scale.

[0041] Although relative terms such as "upper" and "lower" are used in this specification to describe the relative relationship of one component of the illustration to another component, these terms are used in this specification only for convenience, such as according to the orientation of the examples described in the drawings. It is understood that if the device of the illustration is turned upside down, the component described as "upper" will become the component "lower". When a structure is "on" other structures, it may mean that the structure is formed integrally on the other structure, or that the structure is "directly" disposed on the other structure, or that the structure is "indirectly" disposed on the other structure through another structure.

[0042] In the related art, bagpipe control systems are widely used in locomotives. In traditional bagpipe control systems, the volume of the bagpipe is often fixed, that is, no matter what the environment, the volume of the bagpipe is fixed; at the same time, if the locomotive wants to make a sound, it needs to be operated by the driver himself. The bagpipe cannot make a sound or adjust the volume according to external environments such as environmental noise, vehicle speed, and pedestrian position. In this way, the sound of the bagpipe may not be clearly heard in a noisy environment, which has a certain impact on the safety of locomotive operation; at the same time, it will also cause unnecessary noise pollution in an environment with less noise (environment with strict noise requirements, such as urban areas or livestock areas).

[0043] Based on this, an embodiment of the present disclosure provides a locomotive having a bagpipe control system.

[0044] Figure 1 Schematic diagram of bagpipe control system, see Figure 1 , the following is a detailed description of the bagpipe control system:

[0045] The bagpipe control system includes an information acquisition module IAM, a control module CM, a regulation module RM and at least two sound modules SGM; the information acquisition module IAM is electrically connected to the control module CM, and the information acquisition module IAM is configured to collect external information to form a first signal, and transmit the formed first signal to the control module CM; the control module CM is electrically connected to the regulation module RM, and the control module CM is configured to process the first signal to form a second signal, and load the second signal to the regulation module RM; the regulation module RM is electrically connected to at least two sound modules SGM at the same time, and the regulation module RM is configured to respond to the second signal loaded by the control module CM, so that the multiple sound modules SGM can emit different sounds in different external environments; the first signal is different from the second signal.

[0046] In the disclosed embodiment, when the locomotive is traveling, the information acquisition module IAM collects external information, the information acquisition module IAM processes the external information to form a first signal, the information acquisition module IAM transmits the first signal to the control module CM, the control module CM processes the first signal to form a second signal, the control module CM loads the second signal to the adjustment module RM, and the adjustment module RM responds to the second signal so that the sound module SGM emits different sounds in different environments. In this way, the locomotive can adaptively emit different sounds according to the external environment (for example, the locomotive can emit a smaller sound in an environment with less noise, and emit a larger sound in an environment with more noise), so that the locomotive can emit different sounds according to different environmental conditions during operation, which can ensure the effective propagation of sound, improve the safety of locomotive operation, and also reduce noise pollution. At the same time, when an emergency occurs during the locomotive's travel, the control system can also alarm the driver and passengers to avoid the situation where the driver and passengers cannot give prompts in time when an emergency occurs during the locomotive operation, which greatly improves the safety of locomotive operation.

[0047] It is understandable that in the disclosed embodiment, the sound module SGM can be set to two, three, or four, etc. The present application does not impose any specific restrictions on this, as long as the locomotive can make a smaller sound in a less noisy environment and a louder sound in a more noisy environment.

[0048] Next, take the example of setting two sound modules SGM (divided into a first sound module SGM1 and a second sound module SGM2). The first sound module SGM1 and the second sound module SGM2 both include a first bagpipe F1 and a second bagpipe F2. When the locomotive enters different environments, the information acquisition module IAM collects external information to form a first signal, which is loaded into the control module CM. The control module CM processes the first signal loaded into the information acquisition module IAM to form a second signal, which is loaded into the adjustment module RM. The adjustment module RM controls the sound module SGM to make a sound. For example, the control module CM can simultaneously control the first bagpipe F1 of the first sound module SGM1 to sound and the first bagpipe F1 of the second sound module SGM2 to sound. Since the first bagpipe F1 emits a first sound, the first sound is louder than the second sound, so the two first bagpipes F1 can emit a higher sound, which can be used in places with a larger noise environment; the control module CM can control the second bagpipe F2 of the first sound module SGM1 and the second bagpipe F2 of the second sound module SGM2 to sound. Since the second bagpipe F2 emits a second sound, the first sound is louder than the second sound, so the two second bagpipes F1 can emit a higher sound. 2 can make a smaller sound, which can be used in places with a smaller noise environment; the control module CM can also control any one of the second bagpipe F2 of the first sound module SGM1 or the second bagpipe F2 of the second sound module SGM2 to make a sound. Since the second bagpipe F2 makes a second sound, any one of the second bagpipes F2 can make a smaller sound, which is suitable for places with a smaller noise environment; of course, the control module CM can also only control the first bagpipe F1 or the second bagpipe F2 of the first sound module SGM1 to make a sound, or the first bagpipe F1 or the second bagpipe F2 of the second sound module SGM2 to make a sound, etc. This arrangement enables the bagpipe control system to have a variety of functional combinations, thereby increasing the application range of the bagpipe control system.

[0049] In some embodiments of the present disclosure, the sound module SGM may include a first sound path L1 and a second sound path L2; the first sound path L1 is electrically connected to the output end of the regulating module RM, and is used to emit a first sound; the second sound path L2 is electrically connected to the output end of the regulating module RM, and is used to emit a second sound; wherein the first sound is greater than the second sound. It is understandable that when the locomotive enters a place with a relatively low noise environment, the control module CM loads a second signal to the regulating module RM, and under the action of the regulating module RM, the second sound path L2 can generate a second sound; when the locomotive enters a place with a relatively high noise environment, the control module CM loads a first signal to the regulating module RM, and under the action of the regulating module RM, the first sound path L1 can generate a first sound.

[0050] Specifically, the first sound path L1 may include a first bagpipe F1. Under the action of the regulating module RM, the first bagpipe F1 sounds and produces a first sound. The second sound path L2 may include a second bagpipe F2. Under the action of the regulating module RM, the second bagpipe F2 sounds and produces a second sound.

[0051] In some embodiments of the present disclosure, the sound module SGM also includes multiple switch units SU; some of the switch units SU are arranged on the first sound path L1, and the switch units SU are configured to control the turning on or off of the first sound; some of the switch units SU are arranged on the second sound path L2, and are configured to control the turning on or off of the second sound; wherein the control module CM is capable of controlling the switch units SU.

[0052] As an example, the switching unit SU may include a solenoid valve. On the first sound path L1, the solenoid valve may be controlled to open by the control module CM so that the first sound path L1 emits a first sound; on the second sound path L2, the solenoid valve may be controlled to open by the control module CM so that the second sound path L2 emits a second sound.

[0053] It is understandable that in the embodiment of the present disclosure, the switch unit SU can also be turned on or off by external interference. For example, the switch unit SU can be turned on or off by the driver or passenger, and the first sound path L1 can emit the first sound and the second sound path L2 can emit the second sound.

[0054] In the embodiment of the present disclosure, the information acquisition module IAM collects external information to form a first signal, and transmits the formed first signal to the control module CM, the control module CM processes the first signal to form a second signal, the regulation module RM responds to the second signal, and the control module CM controls the switch unit SU at the same time, so that the switch unit SU located in the first sound path L1 is opened, and the first sound path L1 can emit a first sound; the switch unit SU located in the second sound path L2 is opened, and the second sound path L2 emits a second sound.

[0055] In the disclosed embodiments, the bagpipe control system can provide an intuitive locomotive user interface. Based on intelligent adjustment, a manual control option can also be set to allow drivers and passengers to manually set the volume of the bagpipe or select a preset volume mode as needed to meet the user's personalized needs in different scenarios.

[0056] In some embodiments of the present disclosure, the sound module SGM further includes a plurality of cut-off valves J1; some of the cut-off valves J1 are installed on the first sound path L1, and are used to cut off the first sound path L1 to emit a first sound; some of the cut-off valves J1 are installed on the second sound path L2, and are used to cut off the second sound path L2 to emit a second sound; the control module CM can control the cut-off valves J1. It is understandable that, in the normal driving condition of the locomotive (the locomotive does not need to sound the whistle), the cut-off valve J1 is in a normally open state, and when the sound module SGM emits a sound, when the sound emitted by the sound module SGM meets the warning requirement, the sound module SGM needs to be closed, and the control module CM can be manipulated, and the control module CM sends a signal to the switch unit SU to close the switch unit SU, thereby controlling the sound of the sound module SGM.

[0057] Of course, the cut-off valve J1 can also be opened or closed by external interference, for example, the cut-off valve J1 can be opened or closed by the driver or passengers.

[0058] In some embodiments of the present disclosure, the regulating module RM includes an air pressure regulating valve K1; one end of the air pressure regulating valve K1 is electrically connected to the control module CM, and the other end is electrically connected to the sound module SGM, and the air pressure regulating valve K1 is configured to respond to the second signal loaded by the control module CM to adjust the air pressure value of the air pressure regulating valve K1. It can be understood that the information acquisition module IAM collects external information, and the external information is processed into a first signal in the information acquisition module IAM, and the first signal is transmitted to the control module CM, and the control module CM processes the first signal to form a second signal, and the control module CM loads the second signal to the air pressure regulating valve K1, so that the opening of the air pressure regulating valve K1 can be adjusted, so that the air pressure value passing through the air pressure regulating valve K1 can be adjusted, and then the sound size of the bagpipe can be changed.

[0059] In some embodiments of the present disclosure, the information acquisition module IAM includes a plurality of noise monitoring units A1; the noise monitoring unit A1 is configured to generate a first signal according to the noise of the external information, and load the first signal to the control module CM.

[0060] As an example, the noise monitoring unit A1 may include a noise sensor, and multiple noise sensors are installed on the locomotive. The noise sensor can collect and process the noise outside the locomotive. The noise information forms a first signal under the action of the noise sensor. The first signal is transmitted to the control module CM and formed into a second signal after being processed by the control module CM. The control module CM adjusts the adjustment module RM. Under the action of the adjustment module RM, the sound module SGM can emit different sounds.

[0061] In some embodiments of the present disclosure, the information acquisition module IAM further includes a plurality of speed monitoring units A2; the speed monitoring unit A2 is configured to generate a first signal according to the speed of the external information, and load the first signal to the control module CM.

[0062] As an example, the speed monitoring unit A2 may include a speed sensor installed on the locomotive. The speed sensor can collect and process the running speed of the locomotive. The speed information forms a first signal under the action of the speed sensor. The first signal is transmitted to the control module CM and forms a second signal after being processed by the control module CM. The control module CM adjusts the adjustment module RM. Under the action of the adjustment module RM, the sound module SGM can emit different sounds.

[0063] In some embodiments of the present disclosure, the information acquisition module IAM further includes a plurality of video monitoring units A3; the video monitoring unit A3 is configured to generate a first signal according to video data of external information, and load the first signal to the control module CM.

[0064] As an example, the video monitoring unit A3 may include a video camera installed on the locomotive. The video camera can collect and process the situation inside the locomotive. The information inside the locomotive forms a first signal under the action of the video camera. The first signal is transmitted to the control module CM and forms a second signal after being processed by the control module CM. The control module CM adjusts the adjustment module RM. Under the action of the adjustment module RM, the sound module SGM can emit different sounds.

[0065] It is understandable that in the disclosed embodiment, the information acquisition module IAM uses sensing technology and image perception technology to achieve real-time and dynamic monitoring of the surrounding environment of the locomotive, including monitoring of the locomotive running speed, environmental sound level, and line image, breaking the limitation that the bagpipe of the traditional locomotive can only be operated manually. The bagpipe pronunciation under complex working conditions such as different noise environments and different running lines can accurately meet the locomotive warning needs and ensure the safety of locomotive operation.

[0066] The control module CM can use intelligent algorithms and the bagpipe control system to autonomously and dynamically adjust the required bagpipe volume in the current operating environment. Different noise thresholds can be set according to the actual needs and environmental standards of the locomotive running line, and the sound signals collected by sensors under different speed conditions and environmental conditions can be converted into electrical signals for collection. The noise level change trend and spectrum characteristics can be intuitively presented in the form of charts, curve spectra, etc., and machine learning can be used to analyze and compare at multiple levels, so that the bagpipe control system can autonomously control the volume of bagpipe pronunciation according to the locomotive running environment and line conditions, and optimize and improve the algorithm through feedback from actual application effects to further improve accuracy.

[0067] The present application also provides a bagpipe control system control method, which uses the above bagpipe control system and includes the following control method:

[0068] The information acquisition module IAM collects external information, processes the external information to form a first signal, and loads the first signal to the control module CM;

[0069] Specifically, the noise monitoring unit A1 can be used to collect information about the noise of the external environment, the speed monitoring unit A2 can be used to collect and process the running speed of the locomotive, and the video monitoring unit A3 can be used to collect and process the situation inside the locomotive, and the collected information can be processed into a first signal, which is then loaded onto the control module CM.

[0070] The control module CM generates a second signal according to the first signal, and loads the second signal to the regulation module RM;

[0071] The regulating module RM adjusts the air pressure value according to the second signal loaded by the control module CM;

[0072] The control module CM controls the switch unit SU, and the sound module SGM emits a first sound and a second sound according to the air pressure value generated by the regulating module RM.

[0073] Specifically, the control module CM controls the switch unit SU on the first sound path L1, and the first switch unit SU is opened under the action of the control module CM, so that the first sound path L1 produces a first sound; the control module CM controls the switch unit SU on the second sound path L2, and the second switch unit SU is opened under the action of the control module CM, so that the second sound path L2 produces a second sound.

[0074] Those skilled in the art will readily appreciate other embodiments of the present disclosure after considering the specification and practicing the invention disclosed herein. This application is intended to cover any modification, use or adaptation of the present disclosure, which follows the general principles of the present disclosure and includes common knowledge or customary techniques in the art that are not disclosed in the present disclosure. The specification and examples are intended to be exemplary only, and the true scope and spirit of the present disclosure are indicated by the appended claims.

Claims

1. A bagpipe control system, comprising an information collection module, a control module, an adjustment module and at least two sound generation modules; The information acquisition module is electrically connected to the control module, and the information acquisition module is configured to collect external information to form a first signal, and transmit the formed first signal to the control module; The control module is electrically connected to the regulating module, and the control module is configured to process the first signal to form a second signal, and load the second signal to the regulating module; The regulating module is electrically connected to at least two of the sound generating modules at the same time, and the regulating module is configured to respond to the second signal loaded by the control module so that the plurality of sound generating modules can generate different sounds under different external environments; The first signal is different from the second signal.

2. The bagpipe control system according to claim 1, wherein: The sound module includes a first sound path and a second sound path; The first sound path is electrically connected to the output end of the adjustment module and is used to emit a first sound; The second sound path is electrically connected to the output end of the adjustment module and is used to emit a second sound; Wherein, the first sound is louder than the second sound.

3. The bagpipe control system according to claim 2, wherein: The sound module also includes a plurality of switch units; Some of the switch units are arranged on the first sound path and are configured to control the first sound to be turned on or off; Some of the switch units are arranged on the second sound path and are configured to control the second sound to be turned on or off; Wherein, the control module can control the switch unit.

4. The bagpipe control system according to claim 3, wherein: The sound module also includes a plurality of cut-off valves; Some of the cut-off valves are arranged on the first sound path, and are used to cut off the first sound path to emit the first sound; Some of the cut-off valves are arranged on the second sound path, and are used to cut off the second sound path to emit the second sound; The control module is capable of controlling the shut-off valve.

5. The bagpipe control system according to claim 1, wherein: The regulating module includes an air pressure regulating valve; One end of the air pressure regulating valve is electrically connected to the control module, and the other end is electrically connected to the sound module. The air pressure regulating valve is configured to respond to the second signal loaded by the control module to adjust the air pressure value of the air pressure regulating valve.

6. The bagpipe control system according to claim 1, wherein: The information acquisition module includes a plurality of noise monitoring units; The noise monitoring unit is configured to generate the first signal according to the noise of the external information, and load the first signal to the control module.

7. The bagpipe control system according to claim 1, wherein: The information acquisition module also includes a plurality of speed monitoring units; The speed monitoring unit is configured to generate a first signal according to the speed of the external information, and load the first signal to the control module.

8. The bagpipe control system according to claim 1, wherein: The information acquisition module also includes a plurality of video monitoring units; The video monitoring unit is configured to generate the first signal according to the video data of the external information, and load the first signal to the control module.

9. A bagpipe control system control method, wherein: The control methods include the following: The information acquisition module acquires external information, processes the external information to form a first signal, and loads the first signal to the control module; The control module generates a second signal according to the first signal, and loads the second signal to the adjustment module; The regulating module adjusts the air pressure value according to the second signal loaded by the control module; The control module controls the switch unit, and the sound module emits a first sound and a second sound according to the air pressure value generated by the regulating module.

10. A locomotive, wherein: A bagpipe control system comprising any one of claims 1 to 8.