1. A hybrid vehicle, comprising:
an engine;
a generator motor;
an output shaft connected to a drive wheel;
a differential gear device including at least three gear elements that are connected to the engine, the generator motor and the output shaft, respectively; and
a fixing device that mechanically fixes a rotation of the generator motor; and
a controller that:
calculates a correction value partially based on a generator motor torque; and
corrects an estimated engine torque by the correction value, wherein the controller sets the generator motor torque to an initial torque to correspond to a corrected estimated engine torque at a release time of the fixing device.
2. The hybrid vehicle according to claim 1, wherein the controller calculates the correction value in a state where fixation of the rotation by the fixing device has been removed.
3. The hybrid vehicle according to claim 2, wherein controller calculates the correction value based on a ratio of the generator motor torque to the estimated engine torque.
4. The hybrid vehicle according to claim 1, wherein the controller:
calculates an engine torque-corresponding amount corresponding to a corrected engine torque;
performs a torque control by causing the generator motor to produce the engine torque-corresponding amount; and
removes fixation of the rotation by the fixing device while the engine torque-corresponding amount is being produced.
5. The hybrid vehicle according to claim 1, wherein a drive motor is connected between the output shaft and the drive wheel.
6. The hybrid vehicle according to claim 1, wherein the controller calculates the generator motor torque based on an angular acceleration of the generator motor.
7. The hybrid vehicle according to claim 6, wherein the controller calculates the angular acceleration occurring when fixation of the rotation by the fixing device is removed.
8. The hybrid vehicle according claim 6, wherein the controller:
calculates an engine torque-corresponding amount corresponding to a corrected estimated engine torque;
performs a torque control by causing the generator motor to produce the engine torque-corresponding amount; and
removes fixation of the rotation by the fixing device while the engine torque-corresponding amount is being produced.
9. The hybrid vehicle according to claim 6, wherein a drive motor is connected between the output shaft and the drive wheel.
10. A hybrid vehicle, comprising:
an engine;
a generator motor;
an output shaft connected to a drive wheel;
a differential gear device including at least three gear elements that are connected to the engine, the generator motor and the output shaft, respectively; and
a controller that:
calculates a correction value partially based on a generator motor torque; and
corrects an estimated engine torque by the correction value, wherein the correction value is calculated by averaging a plurality of variation values.
11. A control method of a hybrid vehicle including an engine, a generator motor, and a fixing device that mechanically fixes a rotation of the generator motor, the control method comprising:
calculating a correction value partially based on a generator motor torque; and
correcting an estimated engine torque by the correction value, wherein the generator motor torque is set to an initial torque to correspond to a corrected estimated engine torque at a release time of the fixing device.
12. The method of claim 11, wherein the correction value is calculated in a state where fixation of the rotation by the fixing device has been removed.
13. The method of claim 12, wherein the correction value is calculated based on a ratio of the generator motor torque to the estimated engine torque.
14. The method of claim 11, wherein the estimated engine torque is calculated based on an operation state of the engine.
15. The method of claim 11, further comprising:
calculating an engine torque-corresponding amount corresponding to a corrected estimated engine torque;
performing a torque control by causing the generator motor to produce the engine torque-corresponding amount; and
removing fixation of the rotation by the fixing device while the engine torque-corresponding amount is being produced.
16. The method of claim 11, wherein the generator motor torque is calculated based on an angular acceleration of the generator motor.
17. The method of claim 16, wherein the angular acceleration is calculated when fixation of the rotation by the fixing device is removed.
18. The method of claim 16, further comprising:
calculating an engine torque-corresponding amount corresponding to a corrected estimated engine torque;
performing a torque control by causing the generator motor to produce the engine torque-corresponding amount; and
removing fixation of the rotation by a fixing device while the engine torque-corresponding amount is being produced.
19. The method of claim 11, wherein the hybrid vehicle includes an output shaft connected to a drive wheel and a differential gear device including at least three gear elements that are connected to the engine, the generator motor and the output shaft, respectively.
20. A control method of a hybrid vehicle including an engine, and a generator motor, the control method comprising:
calculating a correction value based on an estimated engine torque and a generator motor torque; and
correcting the estimated engine torque by the correction value, wherein the correction value is calculated by averaging a plurality of variation values.
21. A hybrid vehicle, comprising:
an engine;
a generator motor;
an output shaft connected to a drive wheel;
a differential gear device including at least three gear elements that are connected to the engine, the generator motor and the output shaft, respectively; and
a fixing device that mechanically fixes a rotation of the generator motor; and
a controller that:
calculates a correction value partially based on a generator motor torque; and
corrects an estimated engine torque by the correction value, wherein the controller calculates the correction value based on the estimated engine torque and the generator motor torque.
22. The hybrid vehicle according to claim 21, wherein the estimated engine torque is calculated based on an operation state of the engine.
23. A control method of a hybrid vehicle including an engine, a generator motor, a controller and a fixing device that mechanically fixes a rotation of the generator motor, the control method comprising:
calculating a correction value based on an estimated engine torque and a generator motor torque; and
correcting the estimated engine torque by the correction value, wherein the controller calculates the value based on the estimated engine torque and the generator motor torque.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method of producing a lithium ion secondary battery, which comprises the steps of:
preparing an active material mixture by mixing an active material powder with a particulate polymer soluble in a nonaqueous electrolytic solution;
forming electrodes comprising said active material powder and particulate material by using the active material mixture as a raw material;
assembling said electrodes into an electrode laminate;
and then injecting said electrolytic solution into said electrode laminate
2. The method of producing a lithium ion secondary battery according to claim 1, wherein said particulate polymer soluble in a nonaqueous electrolytic solution comprises at least one of methacrylic polymer, acrylic polymer, polyethylene glycol, polypropylene glycol, and a copolymer obtained by the copolymerization of these polymers with other monomers.
3. The method of producing a lithium ion secondary battery according to claim 1, further comprising the step of introducing the particulate polymer soluble in a nonaqueous electrolytic solution externally into voids in said electrode before the step of assembling into the electrode laminate
4. The method of producing a lithium ion secondary battery according to claim 1, further comprising the steps of:
coating said electrode with or dipping in a solution of said polymer soluble in a nonaqueous electrolytic solution;
and then drying before the step of assembling into the electrode laminate.
5. The method of producing a lithium ion secondary battery according to claim 4, wherein said active material mixture further comprises a binder resin and the method further comprises the step of heating said electrodes at the temperature in which said particulate polymer is melt and said binder resin is not melt.
6. The method of producing a lithium ion secondary battery according to claim 5, wherein said particulate polymer comprises at least one of polyethylene glycol and polypropylene glycol and the step of heating said electrodes is the step of heating them at 80 C.
7. The method of producing a lithium ion secondary battery according to claim 1, wherein a diameter of said particulate polymer is not larger than 20 m.
8. The method of producing a lithium ion secondary battery according to claim 7, wherein a diameter of said particulate polymer is not larger than 5 m.
9. A method of producing a lithium ion secondary battery, which comprises the steps of:
forming electrodes comprising an active material layer;
introducing a particulate polymer soluble in a nonaqueous electrolytic solution externally into voids in said electrode;
assembling said electrodes into the electrode laminate;
and then injecting said electrolytic solution into said battery structure.
10. The method of producing a lithium ion secondary battery according to claim 9, wherein the step of introducing the particulate polymer comprises externally introducing a particulate polymer soluble in said nonaqueous electrolytic solution into voids in said electrodes which comprise active material layers formed of an active material powder to prepare an electrode comprising said particulate material in voids.
11. The method of producing a lithium ion secondary battery according to claim 10, wherein the step of introducing the particulate polymer is performed by supplying said electrodes into the particulate polymer and vibrating the particulate polymer.
12. The method of producing a lithium ion secondary battery according to claim 10, wherein the step of introducing the particulate polymer is performed by coating said electrode with or dipping in a solution of said polymer soluble in a nonaqueous electrolytic solution;
and then drying before the step of assembling into the electrode laminate.
13. The method of producing a lithium ion secondary battery according to claim 10, wherein a diameter of said particulate polymer is not larger than 20 m.
14. The method of producing a lithium ion secondary battery according to claim 10, wherein a diameter of said particulate polymer is not larger than 5 m.
15. A lithium ion secondary battery comprising an electrode laminate comprising two opposing electrodes and a separator provided interposed therebetween, and a nonaqueous electrolytic solution retained in voids in said electrodes and said separator, wherein a gelling material is incorporated in said electrodes so that the viscosity or gelation degree of said nonaqueous electrolytic solution is higher toward said separator.
16. The lithium ion secondary battery according to claim 15, comprising a plurality of electrode laminates.
17. The lithium ion secondary battery according to claim 16, wherein said plurality of electrode laminates are formed by alternately arranging a positive electrode and a negative electrode between a plurality of separated separators.
18. The lithium ion secondary battery according to claim 16, wherein said plurality of electrode laminates are formed by alternately arranging a positive electrode and a negative electrode between the gap of a wound separator.
19. The lithium ion secondary battery according to claim 16, wherein said plurality of electrode laminates are formed by alternately arranging a positive electrode and a negative electrode between the gap of a folded separator.