Skip to main content

Ryobi_26_engine/
Ryobi_26_engine.rs

1use lmb::Gas;
2use lmb_engine_simulator as lmb;
3
4fn main() {
5
6    let gas = Gas::new("air.json");
7    let gas_intake = Gas::new("air.json");
8    let mut gas_exhaust = Gas::new("air.json");
9    gas_exhaust.TPX(500.0, 101325.0, "N2:0.662586, H2O:0.202449, CO2:0.134965");
10    
11    let mut builder = lmb::SystemBuilder::new();
12    builder.add_engine("engine_Ryobi.json", &gas)
13        .add_environment("ambient", &gas)
14        .add_reservoir("int_plenum", 250.0, &gas_intake)
15        .add_reservoir("int_port", 2.04, &gas_intake)
16        .add_reservoir("exh_port", 2.04, &gas_exhaust)
17        .add_reservoir("exh_plenum_1", 95.0, &gas_exhaust)
18        .add_reservoir("exh_plenum_2", 158.0, &gas_exhaust)
19        .add_orifice("int_plenum -> amb 1", 9.5, 0.92, vec!["ambient", "int_plenum"])
20        .add_orifice("int_plenum -> amb 2", 9.5, 0.92, vec!["ambient", "int_plenum"])
21        .add_orifice("int_plenum -> int_port", 6.5, 0.78, vec!["int_plenum", "int_port"])
22        .add_orifice("exh_plenum_2 -> amb", 8.9, 0.78, vec!["exh_plenum_2", "ambient"])
23        .add_orifice("exh_plenum_1 -> exh_plenum_2", 12.7, 0.78, vec!["exh_plenum_1", "exh_plenum_2"])
24        .add_orifice("exh_port -> exh_plenum_1", 10.8, 0.78, vec!["exh_port", "exh_plenum_1"])
25        .connect_from_to("valve_int", "int_port")
26        .connect_from_to("valve_exh", "exh_port");
27    
28    let mut system = builder.build_system(); 
29
30    // Calculating
31    for speed in vec![5000.0, 5500.0, 6000.0, 6500.0, 7000.0, 7500.0, 8000.0, 8500.0, 9000.0] {
32        system.engine_mut().unwrap().set_speed(speed);
33        system.advance_to_steady_state();
34
35        // Writting data
36        let folder_name = format!("./Ryobi_26_results/{:.0}_", speed);
37        system.write_to_file( &(folder_name.clone() + "cylinder.txt"), "cyl_1", None);
38        system.write_to_file(&(folder_name.clone() + "int_plenum.txt"), "int_plenum", None);
39        system.write_to_file(&(folder_name.clone() + "int_port.txt"), "int_port", None);
40        system.write_to_file(&(folder_name.clone() + "exh_port.txt"), "exh_port", None);
41        system.write_to_file(&(folder_name.clone() + "exh_plenum_1.txt"), "exh_plenum_1", None);
42        system.write_to_file(&(folder_name.clone() + "exh_plenum_2.txt"), "exh_plenum_2", None);
43        system.write_to_file(&(folder_name.clone() + "int_valve.txt"), "valve_int", None);
44        system.write_to_file(&(folder_name.clone() + "exh_valve.txt"), "valve_exh", None);
45    }
46
47    system.engine().unwrap().write_performance_to("./Ryobi_26_results/engine_performance.txt");
48
49}