Submarine crew alertness monitoring method, system and equipment and storage medium

Abstract

The invention discloses a submarine crew alertness monitoring method, a submarine crew alertness monitoring system, submarine crew alertness monitoring equipment and a storage medium. The monitoring method comprises the following steps: acquiring a man-machine work efficiency deviation characteristic value of a submarine operation environment; obtaining a man-machine work efficiency deviation characteristic value of the submarine system; obtaining man-machine work efficiency deviation characteristics of submarine task characteristics; obtaining a capability characteristic value of a submarine crew; according to the obtained submarine operation environment, system, task and crew ability characteristic values, the current alertness evaluation value of the crew is obtained through calculation. According to the method, the alertness attenuation condition is predicted through the submarine operation environment, the system, the task and the difference between the ability characteristics of the crew and the optimal man-machine work efficiency requirement, so that the alertness state of the crew is evaluated, the alertness state of the crew is guided to intervene and adjust, and the man-machine work efficiency of the submarine is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of human-computer interaction, and in particular relates to a method, system, equipment and storage medium for monitoring the alertness of submarine crew members. Background Art

[0002] Alertness refers to the ability of operators to maintain attention for a long time to monitor whether there are abnormal targets or abnormal situations while performing typical tasks, and to make timely judgments on the nature and urgency of abnormal targets or abnormal situations.

[0003] During the voyage, submarine crew members are on duty for a long time. They need to continuously and perceptively pay attention to special or unexpected situations, and make timely judgments on the nature and urgency of abnormal targets or abnormal situations, which places high demands on the alertness of submarine crew members. However, various unfavorable factors of submarines will cause the alertness of crew members to decay with the sailing time and duty time.

[0004] Existing solutions evaluate alertness based on cognitive tests, subjective questionnaires, eye movement characteristics, EEG, ECG and other methods, and evaluate fatigue through physiological indicators such as PERCLOS, blink time, blink frequency, zero speed percentage, angle standard deviation, EEG, heart rate variability, etc. This type of solution focuses on direct assessment of personnel alertness, and does not consider the requirements of the working environment, system, task and personnel capabilities on personnel alertness. It cannot directly guide the alertness intervention and adjustment required by the working environment, system, task and personnel capabilities, and cannot directly guide the alertness intervention and adjustment for human-machine ergonomics needs. Summary of the invention

[0005] To solve the above technical problems, the present invention provides a method, system, equipment and storage medium for monitoring the alertness of submarine crew members, which predicts the alertness attenuation through the differences between the submarine operating environment, system, task and crew capability characteristics and the optimal ergonomics requirements, so as to evaluate the alertness status of the crew, guide the intervention and adjustment of the alertness status of the crew, and improve the ergonomics of the submarine.

[0006] The object of the present invention is achieved through the following technical scheme: a method for monitoring the alertness of submarine crew members, comprising the following steps:

[0007] Step 1, obtaining the ergonomic deviation characteristic value of the submarine operating environment;

[0008] Step 2, obtaining the ergonomic deviation characteristic value of the submarine system;

[0009] Step 3, obtaining the ergonomic deviation characteristics of submarine mission characteristics;

[0010] Step 4, obtaining the submarine crew capability characteristic value;

[0011] Step 5: Calculate the crew's current alertness assessment value based on the submarine operating environment, system, mission and crew capability characteristic values ​​obtained from steps 1 to 4.

[0012] Preferably, in step 1, the submarine operating environment at least includes: lighting environment, noise environment, harmful gas environment, temperature and humidity environment, space environment and social isolation environment, and the submarine operating environment human-machine ergonomic deviation characteristic value HJ i Calculated by the following formula:

[0013]

[0014] In the formula, A i , B i , C i , D i 、E i 、F i are the ergonomic deviation characteristic values ​​of lighting environment, noise environment, harmful gas environment, temperature and humidity environment, space environment and social isolation environment, respectively. Ai , W Bi , W Ci , W Ei , W Fi They are the ergonomic deviation characteristic weights of lighting environment, noise environment, harmful gas environment, temperature and humidity environment, space environment and social isolation environment.

[0015] Preferably, in step 2, the submarine system evaluation indicators involved include at least: system interface, system software and hardware equipment, submarine system ergonomics deviation characteristic value XT i Calculated by the following formula:

[0016]

[0017] In the formula, G i , H i ,I i are the ergonomic deviation characteristic values ​​of submarine system interface, software and hardware equipment, W Gi , W Hi , W Ii They are the ergonomic deviation characteristic value weights of submarine system interface, software and hardware equipment respectively.

[0018] Preferably, in step 3, the submarine mission characteristics at least include: rationality of the operation process, operation duration, shift time and operation intensity under the 24-hour clock, submarine mission characteristic ergonomic deviation characteristic value RW i Calculated by the following formula:

[0019]

[0020] In the formula, Ji , K i , L i 、M i They are the human-machine ergonomic deviation characteristic values ​​of the rationality of submarine operation process, operation duration, shift time under 24-hour timing, and operation intensity, respectively. Ji , W Ki , W Li , W Mi They are the ergonomic deviation characteristic value weights of the rationality of submarine operation process, operation time, shift time under the 24-hour clock, and operation intensity.

[0021] Preferably, in step 4, the submarine crew capability characteristics at least include: crew cognitive ability, crew psychological emotion and crew physical fitness, and the submarine crew capability characteristics NL i Calculated by the following formula:

[0022]

[0023] Where N i , O i , P i are the ergonomic deviation characteristic values ​​of submarine crew members’ cognitive ability, psychological emotions and physical fitness, respectively. Ni , W Oi , W Pi They are the characteristic value weights of ergonomic deviation of submarine crew members' cognitive ability, psychological emotions and physical fitness, respectively.

[0024] Preferably, in step 5, the crew's current alertness assessment value JJ i Calculated by the following formula:

[0025]

[0026] In the formula, HS i is the sailing time, is the navigation time coefficient, HS is the time constant, It is the weight of characteristic values ​​of submarine operating environment, system, mission and crew capability.

[0027] In addition to providing a method for monitoring the alertness of submarine crew members, the present invention further provides a submarine crew alertness monitoring system for implementing the above method, the system comprising:

[0028] The submarine operating environment assessment module obtains the submarine operating environment characteristic data, calculates the difference between the relevant characteristics and the environmental characteristics that meet the optimal ergonomics requirements, obtains the ergonomics deviation characteristic value of the submarine operating environment, and inputs it into the crew alertness status assessment module.

[0029] The system evaluation module obtains the submarine system characteristic data, calculates the difference between the relevant characteristics and the system characteristics that meet the optimal ergonomics requirements, obtains the submarine system ergonomics deviation characteristic value, and inputs it into the crew alertness status evaluation module.

[0030] The task evaluation module obtains the submarine task characteristic data, calculates the difference between the relevant characteristics and the task characteristics that meet the optimal ergonomics requirements, obtains the submarine task ergonomics deviation characteristic value, and inputs it into the crew alertness status evaluation module.

[0031] The crew capability assessment module obtains the submarine crew capability characteristic data, calculates the difference between the relevant characteristics and the crew capability characteristics that meet the optimal ergonomics requirements, obtains the submarine crew capability ergonomics deviation characteristic value, and inputs it into the crew alertness status assessment module.

[0032] The crew alertness status assessment module calculates the crew's current alertness assessment value based on the submarine's operating environment, system, mission and crew capability characteristic data, displays the comprehensive alertness assessment value on the interface, and visualizes the deviation between the human-machine work requirements of the submarine's operating environment, system, mission and crew capabilities.

[0033] The present invention further provides an electronic device, comprising a memory and a processor.

[0034] The memory is used to store computer programs.

[0035] The processor is used to load the computer program in the memory so that when the above electronic equipment is running, the above submarine crew alertness monitoring method can be implemented.

[0036] The present invention also provides a computer scale storage medium on which a computer program is stored. When the program is executed by a processor, the above-mentioned submarine crew alertness monitoring method can be implemented.

[0037] Compared with the prior art, the present invention has the following advantages:

[0038] The present invention provides a method and system for monitoring the alertness of submarine crew members. The method and system predict the alertness attenuation through the difference between the submarine operating environment, system, task and crew capability characteristics and the optimal ergonomic requirements, so as to evaluate the alertness state of the crew members. The method and system can directly guide the intervention and adjustment of the alertness state of the crew members based on the difference between the submarine operating environment, system, task and crew capability characteristics and the optimal ergonomic requirements, so as to achieve the purpose of improving the ergonomics of the submarine. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] Figure 1 A flow chart of a method for monitoring submarine crew alertness in the present invention;

[0040] Figure 2 1. It is a diagram showing the composition of a submarine crew alertness monitoring system in an embodiment of the present invention. DETAILED DESCRIPTION

[0041] The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0042] like Figure 1 As shown, the technical solution of the present invention provides a method for monitoring the alertness of submarine crew members, comprising the following steps:

[0043] Step 1, obtaining the ergonomic deviation characteristic value of the submarine operating environment;

[0044] Step 2, obtaining the ergonomic deviation characteristic value of the submarine system;

[0045] Step 3, obtaining the ergonomic deviation characteristics of submarine mission characteristics;

[0046] Step 4, obtaining the submarine crew capability characteristic value;

[0047] Step 5: Calculate the crew's current alertness assessment value based on the submarine operating environment, system, task and crew capability characteristic values ​​obtained from step 1 to step 4. This step calculates the crew's current alertness assessment value based on the submarine operating environment, system, task and crew capability characteristic values, and displays the alertness assessment results and the ergonomic deviation value results of the submarine operating environment, system, task and crew capability.

[0048] In one embodiment of the present invention, a method for calculating a characteristic value of a human-machine performance deviation in a submarine operating environment in step 1 is provided, comprising the following steps:

[0049] Step 1.1: Obtain the ergonomic deviation characteristic value A of the submarine lighting environment i ;

[0050] Step 1.1.1. Obtain the lighting environment measurement values, including desktop illuminance, desktop color temperature, screen glare, screen brightness, and eye illuminance measurement values, recorded as AA i , AB i , AC i , A.D. i AE i .

[0051] Step 1.1.2: Calculate the standard values ​​of the desktop illumination, desktop color temperature, screen glare, screen brightness, and eye illumination of the lighting environment that deviate from the ergonomic requirements, including:

[0052] Desktop illumination ergonomics deviation standard value:

[0053]

[0054] Desktop color temperature ergonomic deviation standard value:

[0055]

[0056] Screen glare ergonomics deviation standard value:

[0057]

[0058] Screen brightness ergonomics deviation standard value:

[0059]

[0060] Standard value of ergonomic deviation of eye illumination:

[0061]

[0062] Among them, AA, AB, AC, AD, and AE are ideal values ​​of desktop illumination, desktop color temperature, screen glare, screen brightness, and eye illumination that meet optimal ergonomics.

[0063] Step 1.1.3, calculate the ergonomic deviation characteristic value of the lighting environment:

[0064] A i =W AAi Z AAi +W ABi Z ABi +W ACi Z ACi +W ADi Z ADi +W AEi Z AEi

[0065] Where W AAi , W ABi , W ACi , W ADi , W AEi It is the characteristic weights of desktop illumination, desktop color temperature, screen glare, screen brightness and eye illumination ergonomic deviation.

[0066] Step 1.2: Obtain the ergonomic deviation characteristic value B of the noise environment i ;

[0067] Step 1.2.1: Get the loudness, pitch, timbre, and sharpness measurements of the noise environment, denoted as BA i BB i , B.C. i , BDi .

[0068] Step 1.2.2: Calculate the standard deviation of the loudness, pitch, timbre, and sharpness of the noise environment from the ergonomic requirements, including:

[0069] Loudness ergonomics deviation standard value:

[0070]

[0071] Pitch ergonomics deviation standard value:

[0072]

[0073] Standard value of timbre ergonomics deviation:

[0074]

[0075] Sharpness ergonomic deviation standard value:

[0076]

[0077] Where BA, BB, BC, and BD are the standard values ​​of loudness, pitch, timbre, and ideal values ​​of sharpness in the noise environment that meets the ergonomic requirements of human-machine noise.

[0078] Step 1.2.3: Calculate the ergonomic deviation characteristic value of the noise environment:

[0079] B i =W BAi Z BAi +W BBi Z BBi +W BCi Z BCi +W BDi Z BDi

[0080] Where W BAi , W BBi , W BCi , W BDi It is the ergonomic deviation characteristic weights of loudness, pitch, timbre standard value and sharpness.

[0081] Step 1.3: Obtain the harmful gas ergonomic deviation characteristic value C i ;

[0082] Step 1.3.1, obtain the measured values ​​of toxic gas content, irritating gas content, and corrosive gas content of the harmful gas environment, recorded as CA i CB i 、CC i .

[0083] Step 1.3.2: Calculate the standard deviation of the toxic gas content, irritating gas content, and corrosive gas content of the harmful gas environment from the ergonomic requirements, including:

[0084] Toxic gas content ergonomic deviation standard value:

[0085]

[0086] Irritant gas content ergonomic deviation standard value:

[0087]

[0088] Corrosive gas content ergonomic deviation standard value:

[0089]

[0090] Where CA, CB, and CC are the ideal values ​​of toxic gas content, irritating gas content, and corrosive gas content in the noise environment that meet the ergonomic requirements.

[0091] Step 1.3.3, calculate the ergonomic deviation characteristic value of harmful gases:

[0092] C i =W CAi Z cAi +W CBi Z CBi +W CCi Z CCi

[0093] W CAi , W CBi , W cci It is the characteristic weight of ergonomic deviation of toxic gas content, irritating gas content and corrosive gas content.

[0094] Step 1.4: Obtain the temperature and humidity ergonomic deviation characteristic value D i

[0095] Step 1.4.1, obtain the temperature and humidity measurement values ​​of the temperature and humidity environment, recorded as DA i , DB i .

[0096] Step 1.4.2: Calculate the standard deviation of the temperature and humidity environment characteristics from the ergonomic requirements, including:

[0097] Temperature ergonomics deviation standard value:

[0098]

[0099] Humidity ergonomics deviation standard value:

[0100]

[0101] Where DA and DB are the ideal values ​​of temperature and humidity in the temperature and humidity environment that meet the ergonomic requirements.

[0102] Step 1.4.3, calculate the temperature and humidity characteristic ergonomic deviation characteristic value:

[0103] D i =W DAi Z DAi +W BDi Z DBi +W DCi Z DCi

[0104] Where W DAi , W DBi , W DCi is the ergonomic deviation characteristic weight of temperature and humidity.

[0105] Step 1.5: Obtain the spatial ergonomic deviation characteristic value E i ;

[0106] Step 1.5.1. Obtain the area and height measurements of the space environment, denoted as EA i , EB i .

[0107] Step 1.5.2: Calculate the standard deviation of the spatial environment characteristics from the ergonomic requirements, including:

[0108] Area ergonomics deviation standard value:

[0109]

[0110] Height ergonomic deviation standard value:

[0111]

[0112] Where EA and EB are the ideal values ​​of the area and height of the space environment that meets the ergonomic requirements.

[0113] Step 1.5.3, calculate the spatial feature ergonomic deviation characteristic value:

[0114] E i =W EAi Z EAi +W EBi Z EBi +W ECi Z ECi

[0115] Where W EAi , WEBi , W ECi are the ergonomic deviation feature weights for area and height.

[0116] Step 1.6: Obtain the social isolation ergonomic deviation characteristic value F i ;

[0117] Step 1.6.1. Obtain the number of people who can interact with each other in daily social isolation and the frequency of daily interpersonal interactions, recorded as FA i , FB i .

[0118] Step 1.6.2: Calculate the standard deviation of social isolation characteristics from ergonomic requirements, including:

[0119] Standard value of ergonomics deviation for the number of people who can interact with each other on a daily basis:

[0120]

[0121] Daily human interaction frequency ergonomics deviation standard value:

[0122]

[0123] FA and FB are the ideal values ​​of the number of people who can interact with each other on a daily basis and the frequency of daily interpersonal interactions in social isolation that meet the needs of ergonomics.

[0124] Step 1.6.3. Calculate the ergonomic deviation characteristic value of social isolation:

[0125] F i =W FAi Z FAi +W FBi Z FBi

[0126] Where W FAi , W FBi It is the characteristic weight of ergonomic deviation of the number of people who can interact with each other daily and the frequency of daily interpersonal interaction.

[0127] Step 1.7: Calculate the ergonomic deviation characteristic value HJ of the submarine operating environment i :

[0128]

[0129] Among them, W Ai , W Bi , W Ci , W Ei , W Fi It is the characteristic weight of ergonomics deviation of lighting, noise and harmful gas environment.

[0130] In one embodiment of the present invention, a method for calculating the ergonomic deviation characteristic value of the submarine system in step 2 is provided, comprising the following steps:

[0131] Step 2.1: Obtain the ergonomic deviation characteristic value G of the submarine system interface i ;

[0132] Step 2.1.1, obtain the consistency, understandability, satisfaction, completeness, and usability characteristic data of the submarine system interface, denoted as GA i , GB i , GG i , GD i GE i .

[0133] Step 2.1.2: Calculate the standard deviation of the consistency, understandability, satisfaction, completeness, and usability characteristics of the submarine system interface from the ergonomic requirements, including:

[0134] Interface consistency ergonomics deviation standard value:

[0135]

[0136] Interface comprehensibility ergonomics deviation standard value:

[0137]

[0138] Interface satisfaction ergonomics deviation standard value:

[0139]

[0140] Interface completeness ergonomics deviation standard value:

[0141]

[0142] Interface usability ergonomics deviation standard value:

[0143]

[0144] Among them, GA, GB, GC, GD, and GE are the ideal values ​​of consistency, understandability, satisfaction, completeness, and usability characteristics of the submarine system interface that meets the best ergonomics.

[0145] Step 2.1.3, calculate the ergonomic deviation characteristic value of the submarine system interface:

[0146] G i =W GAi Z GAi +W GBi Z GBi +W iCi ZGCi +W GDi Z GDi +W GEi Z GEi

[0147] Among them, W GAi , W GBi , W GCi , W GDi , W GEi The ergonomics deviation feature weights of the submarine system interface’s consistency, understandability, satisfaction, completeness, and usability features are presented.

[0148] Step 2.2: Obtain the ergonomic deviation characteristic value H of the submarine system software i ;

[0149] Step 2.2.1: Obtain the stability, response speed, and user satisfaction characteristic data of the submarine system software, denoted as HA i HB i HC i .

[0150] Step 2.2.2: Calculate the standard deviation of the stability, response speed, and user satisfaction characteristics of the submarine system interface from the ergonomic requirements, including:

[0151] Software stability ergonomics deviation standard value:

[0152]

[0153] Software response speed ergonomics deviation standard value:

[0154]

[0155] Software user satisfaction ergonomics deviation standard value:

[0156]

[0157] Among them, HA, HB, and HC are the ideal values ​​of stability, response speed, and user satisfaction characteristics of the submarine system software that meets the best ergonomics.

[0158] Step 2.2.3, calculate the ergonomic deviation characteristic value of the lighting environment:

[0159] H i =W HAi Z HAi +W HBi Z HBi +W HCi Z HCi

[0160] Where W HAi, W HBi , W HCi It is the characteristic weight of ergonomic deviation of stability, response speed, user satisfaction and other characteristics of submarine system software.

[0161] Step 2.3: Obtain the ergonomic deviation characteristic value I of submarine hardware equipment i ;

[0162] Step 2.3.1: Obtain the characteristic data of the visible domain, reachable domain, interaction rationality, and layout rationality of submarine hardware equipment, denoted as IA i , IB i 、IC i 、ID i .

[0163] Step 2.3.2: Calculate the standard deviation of the visual domain, reachable domain, interaction rationality, and layout rationality characteristics of submarine hardware equipment from the ergonomic requirements, including:

[0164] Hardware visual field ergonomics deviation standard value:

[0165]

[0166] Hardware accessible threshold ergonomics deviation standard value:

[0167]

[0168] Hardware interaction rationality ergonomics deviation standard value:

[0169]

[0170] Hardware layout rationality ergonomics deviation standard value:

[0171]

[0172] Among them, IA, IB, IC, and ID are the ideal values ​​of the visual domain, reachable domain, interaction rationality, and layout rationality characteristics of submarine hardware equipment that meet the best ergonomics.

[0173] Step 2.3.3, calculate the ergonomic deviation characteristic value of submarine hardware equipment:

[0174] H i =W IAi Z IAi +W IBi Z IBi +W ICi Z ICi +W IDi Z IDi

[0175] Where W IAi, W IBi , W ICi , W IDi It is the characteristic weight of ergonomic deviation of the visible domain, reachable domain, interaction rationality and layout rationality of submarine hardware equipment.

[0176] Step 2.4: Calculate the ergonomic deviation characteristic value XT of the submarine system i :

[0177]

[0178] Among them, W Gi , W Hi , W Ii It is the characteristic weight of ergonomics deviation of submarine system interface, software and hardware.

[0179] In one embodiment of the present invention, a method for calculating the characteristic value of the ergonomic deviation of the submarine mission characteristics in step 3 is provided, comprising the following steps:

[0180] Step 3.1: Obtain the rationality characteristic value J of the operation process i ;

[0181] Step 3.1.1: Get the job duration data, recorded as JA i .

[0182] Step 3.1.2: Calculate the standard deviation of the work intensity from the ergonomic requirements, including:

[0183] Standard value of ergonomics deviation:

[0184]

[0185] Where JA is the ideal value that meets the operating intensity.

[0186] Step 3.1.3, calculate the ergonomic deviation characteristic value of the operation time:

[0187] J i =W JAi Z JAi

[0188] Where W JAi It is the characteristic weight of ergonomic deviation of the value change time under the 24-hour system.

[0189] Step 3.2: Obtain the task duration characteristic value K i ;

[0190] Step 3.2.1: Get the operation duration data, recorded as KA i .

[0191] Step 3.2.2: Calculate the standard deviation of the work intensity from the ergonomic requirements, including:

[0192] When the operation time is longer than KA, the standard value of ergonomics deviation is:

[0193]

[0194] When the operation time is shorter than KA, Z KAi The value is equal to 0, where KA is the ideal value that satisfies the work intensity. Step 3.2.3: Calculate the ergonomic deviation characteristic value K of the work duration i =W KAi Z KAi ;

[0195] Among them, W KAi It is the characteristic weight of ergonomic deviation of the value change time under the 24-hour system.

[0196] Step 3.3, get the value of the time L in 24-hour timekeeping i ;

[0197] Step 3.3.1. Get the value change time in 24-hour time, recorded as LA i .

[0198] Step 3.3.2, calculate the standard deviation of the shift time under the 24-hour system from the ergonomic requirements: The standard deviation of the ergonomic requirements of the shift time under the 24-hour system is:

[0199]

[0200] Among them, LA is the ideal value of the shift time under the 24-hour system that meets the ergonomic requirements. Step 3.3.2, calculate the ergonomic deviation characteristic value of the shift time under the 24-hour system:

[0201] L i =W LAi Z LAi

[0202] Where W LAi It is the characteristic weight of ergonomic deviation of the value change time under the 24-hour system.

[0203] Step 3.4: Obtain the ergonomic characteristic value M of the work intensity i ;

[0204] Step 3.4.1. Obtain the work intensity data, recorded as MA i .

[0205] Step 3.4.2: Calculate the standard deviation of the work intensity from the ergonomic requirements:

[0206] The standard value of the ergonomic deviation of the work intensity is:

[0207]

[0208] Where MA is the ideal value that meets the workload intensity.

[0209] Step 3.4.3, calculate the ergonomic deviation characteristic value of the work intensity:

[0210] M i =W MAi Z MAi

[0211] Where W MAi It is the characteristic weight of ergonomic deviation of the value change time under the 24-hour system.

[0212] Step 3.5: Calculate the submarine mission characteristic ergonomics deviation characteristic value RW i

[0213]

[0214] Where W Ji , W Ki , W Li , W Mi They are the ergonomic deviation characteristic value weights of the rationality of submarine operation process, operation time, shift time under the 24-hour clock, and operation intensity.

[0215] In one embodiment of the present invention, a method for calculating the submarine crew capability characteristic value in step 4 is provided, comprising the following steps:

[0216] Step 4.1: Obtain the characteristic value N of the crew's cognitive ability that affects ergonomics i

[0217] Step 4.1.1. Obtain the crew's cognitive ability data of attention, working memory, vision, hearing, and reaction speed, recorded as NA i NB i , NC i ND i ,NE i .

[0218] Step 4.1.2: Calculate the standard deviation of the crew's cognitive abilities of attention, working memory, vision, hearing, and reaction speed from the ergonomic requirements, including:

[0219] Standard value of ergonomic deviation of crew attention ability:

[0220]

[0221] Standard value of ergonomic deviation of crew working memory ability:

[0222]

[0223] Standard value of ergonomic deviation of crew visual ability:

[0224]

[0225] Standard value of ergonomic deviation of crew hearing ability:

[0226]

[0227] Crew reaction speed ergonomics deviation standard value:

[0228]

[0229] Among them, NA, NB, NC, ND, and NE are the ideal values ​​of attention, working memory, vision, hearing, and reaction speed of the crew's cognitive abilities to meet the best ergonomics.

[0230] Step 4.1.3, calculate the ergonomic deviation characteristic value of the submarine system interface:

[0231] N i =W NAi Z NAi +W NBi Z NBi +W NCi Z NCi +W NDi Z NDi +W NEi Z NEi

[0232] Where W NAi , W NBi , W NCi , W NDi , W NEi The ergonomic deviation characteristic weights of the crew's cognitive abilities of attention, working memory, vision, hearing, and reaction speed.

[0233] Step 4.2: Obtain the psychological and emotional characteristic values ​​of the crew that affect ergonomics i ;

[0234] Step 4.2.1: Obtain the characteristic values ​​of psychological health, positive emotions, negative emotions, and emotion regulation ability that affect the ergonomics of the crew, recorded as OA i , OB i , OC i OD i .

[0235] Step 4.2.2: Calculate the deviation standard values ​​of psychological health, positive emotions, negative emotions, and emotion regulation ability that affect crew ergonomics, including:

[0236] Crew psychological health ergonomics deviation standard value:

[0237]

[0238] Crew positive emotion ergonomics deviation standard value:

[0239]

[0240] Standard value of ergonomics deviation of crew members’ negative emotions:

[0241]

[0242] Standard value of ergonomics deviation of crew members’ emotional regulation ability:

[0243]

[0244] Among them, OA, OB, OC, and OD are the ideal values ​​of crew mental health, positive emotions, negative emotions, and emotion regulation ability to meet the best ergonomics.

[0245] Step 4.2.3, calculate the ergonomic deviation characteristic value of submarine crew psychological emotions:

[0246] O i =W OAi Z OAi +W OBi Z OBi +W oCi Z OCi +W ODi Z ODi

[0247] Where W OAi , W OBi , W OCi , W ODi The ergonomic deviation characteristic weights are for crew members’ mental health, positive emotions, negative emotions, and emotion regulation ability.

[0248] Step 4.3: Obtain the physical fitness characteristic value P of the crew that affects ergonomics i ;

[0249] Step 4.3.1: Obtain the characteristic values ​​of endurance, explosive power, fatigue resistance, and sleep rhythm stability that affect the ergonomics of the crew, recorded as PA i PB i 、PC i , PD i .

[0250] Step 4.3.2: Calculate the deviation standard values ​​of endurance, explosive power, fatigue resistance, and sleep rhythm stability that affect the ergonomics of the crew, including:

[0251] Crew endurance ergonomics deviation standard value:

[0252]

[0253] Standard value of ergonomics deviation of crew explosive force:

[0254]

[0255] Standard value of ergonomics deviation of crew fatigue resistance:

[0256]

[0257] Crew sleep rhythm stability ergonomics deviation standard value:

[0258]

[0259] Among them, PA, PB, PC, and PD are ideal values ​​for crew endurance, explosive power, fatigue resistance, and sleep rhythm stability to meet optimal ergonomics.

[0260] Step 4.3.3, calculate the deviation characteristic value of physical fitness and ergonomics of submarine crew members:

[0261] P i =W PAi Z PAi +W PBi Z PBi +W PCi Z PCi +W PDi Z PDi

[0262] Where W PAi , W PBi , W PCi , W PDi The ergonomic deviation characteristic weights for the crew's endurance, explosive power, fatigue resistance, and sleep rhythm stability.

[0263] Step 4.4: Calculate the submarine crew capability characteristics NL i :

[0264]

[0265] Where W Ni , W Oi , W Pi They are the characteristic value weights of ergonomic deviation of submarine crew members' cognitive ability, psychological emotions and physical fitness, respectively.

[0266] In one embodiment of the present invention, in step 5, the following formula is used to calculate the crew's current alertness assessment value JJ i :

[0267]

[0268] In the formula, HS i is the sailing time, are the sailing time coefficient 1 and the sailing time coefficient 2, HS is the time constant, It is the weight of characteristic values ​​of submarine operating environment, system, mission and crew capability.

[0269] like Figure 2 As shown, in addition to providing a method for monitoring the alertness of submarine crew members, the present invention further provides a submarine crew alertness monitoring system for implementing the above method, the system comprising:

[0270] The submarine operating environment assessment module obtains the submarine operating environment characteristic data, calculates the difference between the relevant characteristics and the environmental characteristics that meet the optimal ergonomics requirements, obtains the ergonomics deviation characteristic value of the submarine operating environment, and inputs it into the crew alertness status assessment module.

[0271] The system evaluation module obtains the submarine system characteristic data, calculates the difference between the relevant characteristics and the system characteristics that meet the optimal ergonomics requirements, obtains the submarine system ergonomics deviation characteristic value, and inputs it into the crew alertness status evaluation module.

[0272] The task evaluation module obtains the submarine task characteristic data, calculates the difference between the relevant characteristics and the task characteristics that meet the optimal ergonomics requirements, obtains the submarine task ergonomics deviation characteristic value, and inputs it into the crew alertness status evaluation module.

[0273] The crew capability assessment module obtains the submarine crew capability characteristic data, calculates the difference between the relevant characteristics and the crew capability characteristics that meet the optimal ergonomics requirements, obtains the submarine crew capability ergonomics deviation characteristic value, and inputs it into the crew alertness status assessment module.

[0274] The crew alertness status assessment module calculates the crew's current alertness assessment value based on the submarine's operating environment, system, task and crew capability characteristic data, displays the comprehensive alertness assessment value on the interface, and visualizes the deviation between the human-machine work requirements of the submarine's operating environment, system, task and crew capabilities. Users can formulate a control intervention plan based on the current crew alertness status and the deviation between the submarine's operating environment, system, task and crew capabilities and the optimal human-machine ergonomics requirements.

[0275] The technical solution of the present invention further provides an electronic device, including a memory and a processor.

[0276] The memory is used to store computer programs.

[0277] The processor is used to load the computer program in the memory so that when the above electronic equipment is running, the above submarine crew alertness monitoring method can be implemented.

[0278] The technical solution of the present invention also provides a computer scale storage medium, on which a computer program is stored. When the program is executed by a processor, the above-mentioned submarine crew alertness monitoring method can be implemented.

[0279] It should be noted that, in this embodiment, the process of acquiring the submarine operating environment, system, mission and crew capability characteristic data is obtained through existing methods, which will not be elaborated again.

[0280] The above are preferred embodiments of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as within the scope of protection of the present invention.

Claims

1. A method for monitoring submarine crew alertness, characterized in that: The monitoring method comprises the following steps: Step 1, obtaining the ergonomic deviation characteristic value of the submarine operating environment; Step 2, obtaining the ergonomic deviation characteristic value of the submarine system; Step 3, obtaining the ergonomic deviation characteristics of submarine mission characteristics; Step 4, obtaining the submarine crew capability characteristic value; Step 5: Calculate the crew's current alertness assessment value based on the submarine operating environment, system, mission and crew capability characteristic values ​​obtained from steps 1 to 4.

2. A method for monitoring submarine crew alertness as claimed in claim 1, characterized in that: In step 1, the submarine operating environment at least includes: lighting environment, noise environment, harmful gas environment, temperature and humidity environment, space environment and social isolation environment. The submarine operating environment human-machine ergonomics deviation characteristic value HJ i Calculated by the following formula: In the formula, A i , B i , C i , D i 、E i 、F i are the ergonomic deviation characteristic values ​​of lighting environment, noise environment, harmful gas environment, temperature and humidity environment, space environment and social isolation environment, respectively. Ai , W Bi , W Ci , W Ei , W Fi They are the ergonomic deviation characteristic weights of lighting environment, noise environment, harmful gas environment, temperature and humidity environment, space environment and social isolation environment.

3. A method for monitoring submarine crew alertness as claimed in claim 2, characterized in that: In step 2, the submarine system evaluation indicators involved include at least: system interface, system software and hardware equipment, submarine system ergonomics deviation characteristic value XT i Calculated by the following formula: In the formula, G i , H i ,I i are the ergonomic deviation characteristic values ​​of submarine system interface, software and hardware equipment, W Gi , W Hi , W Ii They are the ergonomic deviation characteristic value weights of submarine system interface, software and hardware equipment respectively.

4. A method for monitoring submarine crew alertness as claimed in claim 3, characterized in that: In step 3, the submarine mission characteristics at least include: the rationality of the operation process, the operation time, the shift time and the operation intensity under the 24-hour system, and the submarine mission characteristic human-machine ergonomics deviation characteristic value RW i Calculated by the following formula: In the formula, J i , K i , L i 、M i They are the human-machine ergonomic deviation characteristic values ​​of the rationality of submarine operation process, operation duration, shift time under 24-hour timing, and operation intensity, respectively. Ji , W Ki , W Li , W Mi They are the human-machine ergonomics deviation characteristic value weights of the rationality of submarine operation process, operation time, shift time under the 24-hour clock, and operation intensity.

5. A method for monitoring submarine crew alertness as claimed in claim 4, characterized in that: In step 4, the submarine crew capability characteristics at least include: crew cognitive ability, crew psychological emotions and crew physical fitness. The submarine crew capability characteristics NL i Calculated by the following formula: Where N i , O i , P i are the ergonomic deviation characteristic values ​​of submarine crew members’ cognitive ability, psychological emotions and physical fitness, respectively. Ni , W Oi , W Pi They are the characteristic value weights of ergonomic deviation of submarine crew members' cognitive ability, psychological emotions and physical fitness.

6. A method for monitoring submarine crew alertness as claimed in claim 5, characterized in that: In step 5, the crew's current alertness assessment value JJ i Calculated by the following formula: In the formula, HS i is the sailing time, is the navigation time coefficient, HS is the time constant, It is the weight of characteristic values ​​of submarine operating environment, system, mission and crew capability.

7. A submarine crew alertness monitoring system, characterized in that: The monitoring system is used to implement the submarine crew alertness monitoring method according to any one of claims 1 to 6, and the system comprises: The submarine operating environment assessment module obtains the submarine operating environment characteristic data, calculates the difference between the relevant characteristics and the environmental characteristics that meet the optimal ergonomics requirements, obtains the ergonomics deviation characteristic value of the submarine operating environment, and inputs it into the crew alertness status assessment module; The system evaluation module obtains the submarine system characteristic data, calculates the difference between the relevant characteristics and the system characteristics that meet the optimal ergonomics requirements, obtains the submarine system ergonomics deviation characteristic value, and inputs it into the crew alertness status evaluation module; The task evaluation module obtains submarine task characteristic data, calculates the difference between the relevant characteristics and the task characteristics that meet the optimal ergonomics requirements, obtains the submarine task ergonomics deviation characteristic value, and inputs it into the crew alertness status evaluation module; The crew capability assessment module obtains the submarine crew capability characteristic data, calculates the difference between the relevant characteristics and the crew capability characteristics that meet the optimal ergonomics requirements, obtains the submarine crew capability ergonomics deviation characteristic value, and inputs it into the crew alertness status assessment module; The crew alertness status assessment module calculates the crew's current alertness assessment value based on the submarine's operating environment, system, mission and crew capability characteristic data, displays the comprehensive alertness assessment value on the interface, and visualizes the deviation between the human-machine work requirements of the submarine's operating environment, system, mission and crew capabilities.

8. An electronic device comprising a memory and a processor, wherein: The memory is used to store computer programs, and the processor is used to load the computer programs in the memory, characterized in that when the electronic device is running, it can implement the submarine crew alertness monitoring method described in any one of claims 1-6.

9. A computer scale storage medium having a computer program stored thereon, characterized in that: When the computer program is executed by a processor, it can implement the submarine crew alertness monitoring method described in any one of claims 1-6.

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