function result2=fitness2(x,k) global CL BL DL LHV=9.7;%低热值 cfc=0.206;%fc燃料成本 komfc=0.6286;%fc维护成本 komdg=0.0869;%dg维护成本 kommt=0.0401;%mt维护成本 cmt=2.5;%mt燃料成本 a2=0.4333;%dg燃料成本 b2=0.2333; c2=0.0071; cf=0;%燃料成本初值 com=0;%维护成本初值 cdm=0;%电网交互成本初值 %cdm1=0; rco2=0.004215;%污染物成本 rso2=0.875; rnox=1.25; ndgco2=232;%各机组各污染物排放量 ndgso2=0.464; ndgnox=4.330; nfcco2=635; nfcso2=0; nfcnox=0.023; nmtco2=184; nmtso2=0.000928; nmtnox=0.619; ndmco2=889; ndmso2=1.8; ndmnox=1.6; cem=0;%污染物排放成本初值 cfm=0;%负荷成本初值 P_BA_sum=0;%电池总功率 P_BA_sum_delt=0; deltp=zeros(24,1); deltp_sum=0;%总不平衡功率 %储能荷电状态% BAsocMax=40; 解释这段代码
时间: 2023-08-05 20:06:05 浏览: 155
这段代码是一个 MATLAB 函数,其函数名为 "fitness2",有两个输入参数 "x" 和 "k"。这个函数中使用了一些全局变量,包括 "CL"、"BL"、"DL"、"LHV"、"cfc"、"komfc"、"komdg"、"kommt"、"cmt"、"a2"、"b2"、"c2"、"rco2"、"rso2"、"rnox"、"ndgco2"、"ndgso2"、"ndgnox"、"nfcco2"、"nfcso2"、"nfcnox"、"nmtco2"、"nmtso2"、"nmtnox"、"ndmco2"、"ndmso2"、"ndmnox"、"cem"、"cfm"、"P_BA_sum"、"P_BA_sum_delt"、"deltp"、"deltp_sum"。其中,这些变量的含义需要根据具体的应用场景而确定。
该函数的主要作用是计算一个基于输入参数 "x" 和 "k" 的适应度值 "result2",具体的计算过程需要参考函数内部的代码实现。
相关问题
veh_version=2002; % version of ADVISOR for which the file was generated veh_proprietary=0; % 0=> non-proprietary, 1=> proprietary, do not distribute veh_validation=0; % 0=> no validation, 1=> data agrees with source data,
2=> data matches source data except for minor deviation(s) veh_description='Sample vehicle file for ADVISOR'; % one line description of the vehicle veh_mfr='Generic'; % manufacturer's name veh_model='Sample Vehicle'; % vehicle model name veh_class='Small Car'; % EPA size class veh_year=2002; % model year veh_cold_tmp=20; % Cold engine temperature (C) veh_warm_tmp=95; % Warm engine temperature (C) veh_hot_tmp=105; % Hot engine temperature (C) veh_emis=[0 0 0 0 0 0 0 0 0 0]; % Vector of emissions index (g/mi) [HC CO NOx PM H2O N2O CO2 CH4 NMHC] veh_glider_mass=1000; % Vehicle mass w/o propulsion system (kg) veh_CD=0.32; % Coefficient of aerodynamic drag veh_FA=1.9; % Vehicle frontal area (m^2) veh_starter='Integr'; % Starter type ('Integr' or 'Standalone') veh_idle_spd=700; % Idle speed (rpm) veh_cargo_mass=0; % Cargo mass (kg) veh_passenger_mass=[75 0]; % Passenger mass (kg/person) [driver, passenger] veh_wheelbase=2.5; % Vehicle wheelbase (m) veh_track=1.5; % Vehicle track (m) veh_cargo_cp=[0 0.5 0]; % Cargo center of gravity (m) [X Y Z] veh_passenger_cp=[0.5 0.5 0]; % Passenger center of gravity (m) [X Y Z] veh_front_wt_frac=0.6; % Fraction of vehicle weight on front axle veh_rear_wt_frac=0.4; % Fraction of vehicle weight on rear axle veh_wheel_front_radius=0.3; % Front wheel radius (m) veh_wheel_rear_radius=0.3; % Rear wheel radius (m) veh_gear_ratio=[2.4 1.5 1 0.7 0.5]; % Gear ratios veh_gb_eff=[0.95 0.95 0.95 0.95 0.95]; % Gearbox efficiency veh_final_drive_ratio=3.5; % Final drive ratio veh_fd_eff=0.95; % Final drive efficiency veh_inertia=0; % Vehicle rotational inertia (kg-m^2) veh_acc_grade=0; % Vehicle acceleration grade (deg) veh_max_grade=10; % Maximum grade (deg) veh_road_load=[100 0 0 0]; % Road load coefficients [a b c d] (N) at 100 kph veh_tire='205/55R16'; % Tire size (example: '205/60R15') veh_num_of_pax=1; % Number of passengers in the vehicle veh_fuel_type='Gasoline'; % Fuel type (example: 'Diesel', 'Gasoline', 'Hybrid') veh_fuel_den=0.749; % Fuel density (kg/l) veh_fuel_lhv=43.0; % Fuel lower heating value (MJ/kg) veh_fuel_frac=[0.85 0.15 0 0 0 0 0 0 0 0]; % Fuel composition [C H O N S AR CO2 H2O N2 O2] (mass fraction) veh_fuel_tank=60; % Fuel tank capacity (l) veh_mech_brake=1; % Mechanical braking system (1=>yes, 0=>no) veh_regenerative_braking=1; % Regenerative braking system (1=>yes, 0=>no) veh_coolant_fluid='water'; % Engine coolant fluid type (example: 'water', 'ethylene glycol') veh_coolant_cap=3; % Engine coolant capacity (l) veh_oil_cap=4.3; % Engine oil capacity (l) veh_oil_type='SAE 5W-30'; % Engine oil type (example: 'SAE 5W-30') veh_oil_fluid='oil'; % Engine oil fluid type (example: 'oil', 'synth oil') veh_trans_fluid='oil'; % Transmission fluid type (example: 'oil', 'synth oil') veh_trans_cap=2.5; % Transmission fluid capacity (l) veh_clutch_type='Dry'; % Clutch type (example: 'Dry', 'Wet') veh_regen_brake_type='Electric'; % Regenerative braking type (example: 'Electric', 'Hydraulic')
用mount命令挂载文件系统时,用于指定文件系统类型的选项是: A. –t B. -T C. -f D. -o
A. –t
在使用 `mount` 命令挂载文件系统时,可以使用 `-t` 选项来指定文件系统类型。`-t` 选项后面跟随的参数指定要挂载的文件系统类型,例如 ext4、ntfs、vfat 等。
完整的 `mount` 命令语法如下:
```
mount [-lhV] [-o options] [-t type] device dir
```
其中,`-o` 选项用于指定挂载选项,例如读写权限、用户权限等。`device` 参数指定要挂载的设备名称或者设备文件路径,`dir` 参数指定挂载点。
其他选项的解释如下:
- B. `-T` 选项在 `mount` 命令中不存在。
- C. `-f` 选项用于强制卸载一个已经挂载的文件系统,而不是指定文件系统类型。
- D. `-o` 选项用于指定挂载选项,例如读写权限、用户权限等,而不是指定文件系统类型。
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