1. A transmission control system for a hybrid vehicle, comprising:
a hybrid transmission comprising a differential mechanism which includes at least four rotating members, rotating conditions of all of the rotating members being determined when rotating conditions of two of the rotating members are determined, four of the rotating members being connected to one of two motorgenerators, an input connected to a prime mover, an output connected to a driveline, and the other of the motorgenerators, the one of the motorgenerators being controlled by means of a revolution speed control to execute a transmission ratio control, the other of the motorgenerators being controlled by means of a torque control to execute an output control; and
a controller connected to the hybrid transmission including the motorgenerators, the controller being arranged to change the torque control of the motorgenerator under the torque control to the revolution speed control and to change the revolution speed control of the other motorgenerator under the revolution speed control to the torque control, when one of the torque of the motorgenerator under the revolution speed control and the revolution speed of the other motorgenerator under the torque control becomes saturated,
wherein the controller determines that the torque of the motorgenerator under the revolution speed control becomes saturated when the torque detected by a torque detector becomes out of a range between upper and lower torque limits of the motorgenerator under the revolution speed control, and
wherein the controller determines that the revolution speed of the motorgenerator under the torque control becomes saturated when the revolution speed detected by a revolution speed detector becomes out of a range between upper and lower revolution speed limits of the motorgenerator under the torque control.
2. The transmission control system as claimed in claim 1, wherein the controller is further arranged to change the revolution speed control of the motorgenerator under the revolution speed control to the torque control and to change the torque control of the other motorgenerator under the torque control to the revolution speed control, only when the torque of the motorgenerator under the revolution speed control becomes saturated.
3. The transmission control system as claimed in claim 2, wherein the controller sets a torque command of the motorgenerator to be changed from the revolution speed control to the torque control so that an actual torque of the motorgenerator to be changed from the revolution speed control to the torque control is smoothly varied from an actual torque at a moment just before a changeover from the revolution speed control to the torque control to a target torque, and sets a revolution speed command of the motorgenerator to be changed from the torque control to the revolution speed control so that an actual revolution speed of the motorgenerator to be changed from the torque control to the revolution speed control is smoothly varied from an actual revolution speed at a moment just before a changeover from the torque control to the revolution speed control to a target revolution speed.
4. The transmission control system as claimed in claim 1, wherein the controller is further arranged to change the torque control of the motorgenerator under the torque control to the revolution speed control and to change the revolution speed control of the other motorgenerator under the revolution speed control to the torque control, only when the revolution speed of the motorgenerator under the torque control becomes saturated.
5. The transmission control system as claimed in claim 4, wherein the controller sets a revolution speed command of the motorgenerator to be changed from the torque control to the revolution speed control so that an actual revolution speed of the motorgenerator to be changed from the torque control to the revolution speed control is smoothly varied from an actual revolution speed at a moment just before a changeover from the torque control to the revolution speed control to a target revolution speed, and sets a torque command of the motorgenerator to be changed from the revolution speed control to the torque control so that an actual torque of the motorgenerator to be changed from the revolution speed control to the torque control is smoothly varied from an actual torque at a moment just before a changeover from the revolution speed control to the torque control to a target torque.
6. The transmission control system as claimed in claim 1, wherein the controller is further arranged to determine whether the torque of the motorgenerator under the revolution speed control becomes saturated.
7. The transmission control system as claimed in claim 1, wherein the controller is further arranged to determine whether the revolution speed of the motorgenerator under the torque control becomes saturated.
8. The transmission control system as claimed in claim 1, further comprising revolution speed detectors for detecting the revolution speeds of the motorgenerators and torque detectors for detecting the torques of the motorgenerators.
9. The transmission control system as claimed in claim 1, wherein the controller is further arranged to determine a prime mover operating point indicative of a combination of a revolution speed and a torque of the prime mover according to a driver’s demand so as to maintain an optimal fuel consumption of the hybrid vehicle.
10. A method of controlling a hybrid transmission which is for a hybrid vehicle and comprises a differential mechanism including at least four rotating members, rotating conditions of all of the rotating members being determined when rotating conditions of two of the rotating members are determined, four of the rotating members being connected to one of two motorgenerators, an input connected to a prime mover, an output connected to a driveline, and the other of the motorgenerators, the one of the motorgenerators being controlled by means of a revolution speed control to execute a continuous variable transmission ratio control, the other of the motorgenerators being controlled by means of a torque control to execute an output control, the method comprising:
changing the torque control of the motorgenerator under the torque control to the revolution speed control and changing the revolution speed control of the other motorgenerator under the revolution speed control to the torque control, when one of the torque of the motorgenerator under the revolution speed control and the revolution speed of the motorgenerator under the torque control becomes saturated, wherein the torque becomes saturated when the torque becomes out of a torque range between upper and lower torque limits of the motorgenerator under the revolution speed control or the revolution speed becomes saturated when the revolution speed becomes out of a revolution speed range between upper and lower revolution speed limits of the motorgenerator under the torque control.
11. A control system for controlling a hybrid transmission applied to a hybrid vehicle, the hybrid transmission comprising a differential mechanism which includes at least four rotating members, rotating conditions of all of the rotating members being determined when rotating conditions of two of the rotating members are determined, four of the rotating members being connected to one of two motorgenerators, an input connected to a prime mover, an output connected to a driveline, and the other of the motorgenerators, the one of the motorgenerators being controlled by means of a revolution speed control to execute a transmission ratio control, the other of the motorgenerators being controlled by means of a torque control to execute an output control, the control system comprising:
means for changing the torque control of the motorgenerator under the torque control to the revolution speed control and the revolution speed control of the other motorgenerator under the revolution speed control to the torque control, when one of the torque of the motorgenerator under the revolution speed control and the revolution speed of the other motorgenerator under the torque control becomes saturated, wherein the torque becomes saturated when the torque becomes out of a torque range between upper and lower torque limits of the motorgenerator under the revolution speed control or the revolution speed becomes saturated when the revolution speed becomes out of a revolution speed range between upper and lower revolution speed limits of the motorgenerator under torque control.
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 hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel; and
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position, the dogging members providing forces along at least 40% of straight edges of the panel.
2. The system of claim 1, wherein each of the dogging members is mounted on the surrounding structure for rotation about an axis parallel to an adjacent edge of the panel.
3. The system of claim 1, wherein each of the dogging members is mounted for translation toward and away from an adjacent edge of the panel in a direction transverse to the adjacent edge of the panel.
4. The system of claim 1, wherein each of the dogging members is mounted for translation parallel to an adjacent edge of the panel.
5. The system of claim 1, wherein each continuously extending portion of the panel is formed with a recess and each dogging member is formed with a complementary configuration matable with the recess.
6. The system of claim 5, wherein the recess is formed by a curved surf ace and a flat face, and the dogging members each comprise a protrusion rotatably mounted on a shaft for rotation following the curved surface into the panel-securing position abutting the flat face.
7. The system of claim 6 wherein the dogging members comprise a quill shaft mounted for rotation and the protrusion comprises a tang extending radially from the quill shaft.
8. The system of claim 7, wherein the tang extends along the length of the quill shaft in a helical configuration.
9. The system of claim 6, wherein the dogging members include an inner quill shaft and an outer quill shaft, the outer quill shaft attached to the inner quill shaft at one end and terminating at a location spaced from an end of the inner quill shaft, a tang extending from the outer quill shaft, and a further tang extending from the inner quill shaft along a portion of the inner quill shaft beyond the termination of the outer quill shaft.
10. The system of claim 6, wherein the operating mechanism comprises an actuating mechanism operative to rotate the shaft, the actuating mechanism including a handle configured for gripping by an operator.
11. The system of claim 10, wherein the actuating mechanism further comprises a second handle on an opposite side of the surrounding structure, whereby the operating mechanism is operable from either side of the surrounding structure.
12. The system of claim 11, wherein the handle and second handle are connected through the surrounding structure via a sealed gearbox.
13. The system of claim 6, wherein the shafts of the operating mechanism extend in at least two orthogonal directions along adjacent sides of the panel, and the actuating mechanism includes a gearing mechanism operative to rotate each shaft about its axis.
14. The system of claim 13, wherein the operating mechanism includes a third shaft connected at a double universal joint to an adjacent shaft to extend orthogonally from the adjacent connected shaft, the double universal joint transferring rotation from the adjacent shaft to the third shaft to cause rotation of the third shaft about its axis.
15. The system of claim 1, further comprising a lip formed on the panel to extend beneath an opposing surface, a gasketing member disposed between the lip and the opposing surface.
16. The system of claim 15, wherein the opposing surface is formed on a portion of the operating mechanism.
17. The system of claim 15, wherein the opposing surface is formed on a portion of the surrounding structure.
18. The system of claim 1, further comprising a gasketing mechanism disposed to seal the panel within the opening in the closed position.
19. The system of claim 1, wherein the dogging members comprise linkage plates mounted on the surrounding structure for translation toward and away from the panel, long edges of each linkage plate configured with a wedge surface, opposing edges of the panel configured with complementary wedge surfaces, whereby in a panel-securing position, the wedge surfaces and complementary wedges surfaces are contacting.
20. The system of claim 19, further comprising an actuating mechanism operative to effect translation of the linkage plates, the actuating mechanism including a handle operatively connected to one of the linkage plates, and an interconnecting linkage connected between the linkage plates.
21. The system of claim 20, wherein the interconnecting linkage comprises a rotating link rotatably fixed to the surrounding structure, and a pair of translating links connected between ends of the rotating link and associated ones of the linkage plates.
22. The system of claim 19, further comprising a cable-driven actuating mechanism operative to effect translation of the linkage plates.
23. The system of claim 22, wherein the cable-driven actuating mechanism comprises an opening cable circuit arid a closing cable circuit, the cable circuits each comprising a cable wound around sheaves disposed on the surrounding structure and the linkage plates in a configuration to effect translation of the linkage plates.
24. The system of claim 1, wherein the dogging members comprises breech lock members mountable on the surrounding structure for translation parallel to the two straight edges, the straight edges including recesses formed therein to define protruding lugs, the breech lock members including complementary recesses and lugs, the lugs having opposed wedge surfaces, whereby in a panel-securing position, the wedge surfaces are in contact, and in an open position, the lugs of the panel are passable through the recesses of the breech lock members.
25. The system of claim 1, wherein the dogging members are disposed on the surrounding structure adjacent at least three sides of the panel.
26. The system of claim 1, wherein the dogging members are disposed on the surrounding structure adjacent at least four sides of the panel.
27. The system of claim 1, wherein the dogging members are disposed on the surrounding structure adjacent corners of the panel.
28. The system of claim 1, wherein the dogging members exert a substantially continuous force along the perimeter of the panel sufficient to avoid failure from high point loads.
29. The system of claim 1, wherein the operating mechanism includes an actuating mechanism operable by hand.
30. The system of claim 1, wherein the operating mechanism includes an actuating mechanism operable by power.
31. The system of claim 1, wherein the actuating mechanism is operable remotely.
32. The system of claim 1, wherein the panel has a sandwich panel configuration comprising a core covered on opposite faces with face skins.
33. The system of claim 1, wherein the panel comprises stiffeners integrated within surrounding skin material.
34. The system of claim 1, wherein the panel is mounted horizontally in the surrounding structure.
35. The system of claim 1, wherein the panel is mounted vertically in the surrounding structure.
36. The system of claim 1, wherein the panel is mounted in the surrounding structure of a marine vessel.
37. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a cloned position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position; and
wherein each of the dogging members is mounted on the surrounding structure for rotation about an axis parallel to an adjacent edge of the panel.
38. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position; and
wherein each of the dogging members is mounted for translation toward and away from an adjacent edge of the panel in a direction transverse to the adjacent edge of the panel.
39. A hatch or door system for closing en opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position;
wherein each continuously extending portion of the panel is formed with a recess and each dogging member is formed with a complementary configuration matable with the recess;
wherein the recess is formed by a curved surface and a flat face, and the dogging members each comprise a protrusion rotatably mounted on a shaft for rotation following the curved surface into the panel-securing position abutting the flat face; and
wherein the dogging members comprise a quill shaft mounted for rotation and the protrusion comprises a tang extending radially from the quill shaft.
40. The system of claim 39, wherein the tang extends along the length of the quill shaft in a helical configuration.
41. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position;
wherein each continuously extending portion of the panel is formed with a recess and each dogging member is formed with a complementary configuration matable with the recess;
wherein the recess is formed by a curved surface and a flat face, and the dogging members each comprise a protrusion rotatably mounted on a shaft for rotation following the curved surface into the panel-securing position abutting the flat face; and
wherein the dogging members include an inner quill shaft and an outer quill shaft, the outer quill shaft attached to the inner quill shaft at one end and terminating at a location spaced from an end of the inner quill shaft, a tang extending from the outer quill shaft, and a further tang extending from the inner quill shaft along a portion of the inner quill shaft beyond the termination of the outer quill shaft.
42. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position;
wherein each continuously extending portion of the panel is formed with a recess and each dogging member is formed with a complementary configuration matable with the recess;
wherein the recess is formed by a curved surface and a flat face, and the dogging members each comprise a protrusion rotatably mounted on a shaft for rotation following the curved surface into the panel-securing position abutting the flat face;
wherein the operating mechanism comprises an actuating mechanism operative to rotate the shaft, the actuating mechanism including a handle configured for gripping by an operator;
wherein the actuating mechanism further comprises a second handle on an opposite side of the surrounding structure, whereby the operating mechanism is operable from either side of the surrounding structure; and
wherein the handle and the second handle are connected through the surrounding structure via a sealed gearbox.
43. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position;
wherein each continuously extending portion of the panel is formed with a recess and each dogging member is formed with a complementary configuration matable with the recess;
wherein the recess is formed by a curved surface and a flat face, and the dogging members each comprise a protrusion rotatably mounted on a shaft for rotation following the curved surface into the panel-securing position abutting the flat face; and
wherein the shafts of the operating mechanism extend in at least two orthogonal directions along adjacent sides of the panel, and the actuating mechanism includes a gearing mechanism operative to rotate each shaft about its axis.
44. The system of claim 43, wherein the operating mechanism includes a third shaft connected at a double universal joint to an adjacent shaft to extend orthogonally from the adjacent connected shaft, the double universal joint transferring rotation from the adjacent shaft to the third shaft to cause rotation of the third shaft about its axis.
45. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position;
further comprising a lip formed on the panel to extend beneath an opposing surface, a gasketing member disposed between the lip and the opposing surface; and
wherein the opposing surface is formed on a portion of the operating mechanism.
46. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position; and
wherein the dogging members comprise linkage plates mounted on the surrounding structure for translation toward and away from the panel, long edges of each linkage plate configured with a wedge surface, opposing edges of the panel configured with complementary wedge surfaces, whereby in a panel-securing position, the wedge surfaces and complementary wedge surfaces are contacting.
47. The system of claim 46, further comprising an actuating mechanism operative to effect translation of the linkage plates, the actuating mechanism including a handle operatively connected to one of the linkage plates, and an interconnecting linkage connected between the linkage plates.
48. The system of claim 47, wherein the interconnecting linkage comprises a rotating link rotatably fixed to the surrounding structure, and a pair of translating links connected between ends of the rotating link and associated ones of the linkage plates.
49. The system of claim 46, further comprising a cable-driven actuating mechanism operative to effect translation of the linkage plates.
50. The system of claim 49, wherein the cable-driven actuating mechanism comprises an opening cable circuit and a closing cable circuit, the cable circuits each comprising a cable wound around sheaves disposed on the surrounding structure and the linkage plates in a configuration to effect translation of the linkage plates.
51. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position; and
wherein the dogging members comprise breech lock members mountable on the surrounding structure for translation parallel to the two straight edges, the straight edges including recesses formed therein to define protruding lugs, the breech lock members including complementary recesses and lugs, the lugs having opposed wedge surfaces, whereby in a panel-securing position, the wedge surfaces are in contact, and in an open position, the lugs of the panel are passable through the recesses of the breech lock members.
52. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position; and
wherein the panel has a sandwich panel configuration comprising a core covered on opposite faces with face skins.
53. A hatch or door system for closing an opening in a surrounding structure, comprising:
a panel configured to close the opening in the surrounding structure;
the panel having a configuration having at least two straight edges disposed along opposite sides of the panel;
the panel rotatably mountable to the surrounding structure for rotation between a closed position and an open position, wherein in the closed position, the opening in the surrounding structure is closed by the panel;
an operating mechanism for retaining the panel in the closed position, the operating mechanism comprising dogging members movably mountable on the surrounding structure at a location adjacent at least the two straight edges of the panel and configured to apply a force along at least a portion extending continuously along each of the two straight edges when in a panel-securing position; and
wherein the panel comprises stiffeners integrated within surrounding akin material.
54. The system of claims 37, 38, 39, 41, 42, 43, 45, 46, 51, 52, or 53, wherein the dogging members exert a substantially continuous force along the perimeter of the panel sufficient to avoid failure from high point loads.
55. The system of claims 37, 38, 39, 41, 42, 43, 45, 46, 51, 52, or 53, wherein the dogging members provide forces along at least 40% of straight sealed edges of the panel.
56. The system of claims 1, 37, 38, 39, 41, 42, 43, 45, 46, 51, 52, or 53, wherein the panel is formed of a metal material.
57. The system of claims 37, 38, 39, 41, 42, 43, 49, 46, 51, 52, or 53, wherein the panel is mounted in the surrounding structure of a marine vessel.
58. The system of claims 1, 37, 38, 39, 41, 42, 43, 45, 46, 51, 52, or 53, wherein the panel is formed of a composite material comprising a fibrous, reinforcement impregnated with a matrix material.