JPH0456961U - - Google Patents

Description

[Brief explanation of drawings]

Fig. 1 is a conceptual diagram of an embodiment of the operation control device for a gas turbine vehicle according to the present invention, Fig. 2 is a map showing the relationship between the turbine rotation speed and the reference fuel supply amount, and Fig. 3 is the determination of the fuel supply amount. Figure 4 is a map showing the relationship between accelerator opening and target vehicle speed, Figure 5 is a map showing the relationship between turbine rotational speed and minimum fuel supply amount, and Figure 6 is a map showing the relationship between turbine rotational speed and minimum fuel supply amount. FIG. 7 is a control block diagram for determining the gear ratio, and FIG. 8 is a flowchart showing the flow of the process. Also, in the figure, 11 is an air compressor, 1
2 is a turbine rotor, 13 is an output shaft, 18 is a belt type continuously variable transmission, 21 is a drive wheel, 22 is a differential device, 26 is a gear ratio control device, 28 is a torque converter, 29 is a gear type multi-stage transmission, 30 is an automatic transmission, 31 is a combustion gas passage, 32 is a combustor, 33
is an intake passage, 34 is a fuel supply passage, 35 is a fuel,
36 is a fuel tank, 37 is an exhaust passage, 38 is a heat exchanger, 39 is a fuel control device, 40 is an accelerator pedal, 41 is a rotation sensor, 42 is a reference fuel supply amount calculation unit, 43 is an addition unit, and 44 is an accelerator opening unit. 45 is a target vehicle speed calculation section, 46 is a gear position sensor, 47, 52, 60 is a subtraction section, 48 is a vehicle speed sensor, 49, 55, 62 is a proportional integral calculation section, 5
0 is a minimum value selection section, 51 is a turbine inlet temperature sensor, 53 is a proportional calculation section, 54 is a flow control valve, 56
5 is a switching selection section; 57 is a target gear ratio calculation section;
Reference numeral 8 indicates a predicted turbine rotational speed calculation section, 59 indicates a predicted vehicle speed calculation section, 61 indicates a gear ratio sensor, 63 indicates a comparison determination section, 64 indicates an actuator, GFB indicates a reference fuel supply amount, GFF indicates an actual fuel supply amount, GFG, GF
T, GFV is the fuel supply correction amount, GFL is the minimum fuel supply amount, GFO is the final fuel supply amount, NTI is the idling rotation speed, NTN is the turbine rotation speed,
NTP is the expected turbine rotation speed, NTR is the reference rotation speed, RPF is the final target gear ratio, RPM, RP
T is the target gear ratio, RPN is the actual gear ratio, RPP
is the expected gear ratio, △R is the gear ratio deviation, TGI is the turbine inlet temperature, TGU is the maximum allowable temperature, △T is the temperature deviation, VVN is the vehicle speed, VVO is the target vehicle speed, VV
P is the expected vehicle speed, and ΔV is the vehicle speed deviation.

Claims (1)

[Scope of utility model registration request] A combustor that is supplied with air and fuel to generate combustion gas, an air compressor that pumps the air to the combustor, and an air compressor that is coaxially connected to the combustion gas from the combustor. A turbine rotor driven by a turbine rotor, a continuously variable transmission interposed between an output shaft of the turbine rotor and a drive wheel of a vehicle, and a speed change control device that changes the gear ratio of the continuously variable transmission. A gas turbine vehicle comprising: a gear ratio sensor that detects a gear ratio of the continuously variable transmission; and a target gear ratio calculation means that calculates a target gear ratio of the continuously variable transmission after a certain period of time;
a turbine rotor inlet temperature sensor that detects the temperature of the combustion gas immediately before being supplied to the turbine rotor; and a difference between the temperature of the combustion gas detected by the turbine rotor inlet temperature sensor and a preset allowable maximum temperature. a turbine rotation sensor that detects the rotation speed of the output shaft of the turbine rotor, and a rotation speed of the output shaft of the turbine rotor detected by the turbine rotation sensor and a preset turbine rotor. a rotation deviation calculation device that calculates a difference between the rotation speed of the output shaft of the turbine rotor and a reference rotation speed of the output shaft of the turbine rotor; The gear ratio of the continuously variable transmission is controlled proportionally and integrally based on the difference between the gear ratio of the continuously variable transmission detected by the gear ratio and the target gear ratio calculated by the target gear ratio calculation means, while When the rotational speed of the output shaft of the rotor is greater than the reference rotational speed, the temperature deviation calculation device outputs an output so that the temperature of the combustion gas immediately before being supplied to the turbine rotor becomes a preset allowable maximum temperature. An operation control device for a gas turbine vehicle, characterized in that it performs proportional-integral control of the gear ratio of the continuously variable transmission based on the following.