초록 ▼

An iterative drilling simulation method and system for enhanced economic decision making includes obtaining characteristics of a rock column in a formation to be drilled, specifying characteristics of at least one drilling rig system; and iteratively simulating the drilling of a well bore in the for

An iterative drilling simulation method and system for enhanced economic decision making includes obtaining characteristics of a rock column in a formation to be drilled, specifying characteristics of at least one drilling rig system; and iteratively simulating the drilling of a well bore in the formation. The method and system further produce an economic evaluation factor for each iteration of drilling simulation. Each iteration of drilling simulation is a function of the rock column and the characteristics of the at least one drilling rig system according to a prescribed drilling simulation model.

대표청구항 ▼

An iterative drilling simulation method and system for enhanced economic decision making includes obtaining characteristics of a rock column in a formation to be drilled, specifying characteristics of at least one drilling rig system; and iteratively simulating the drilling of a well bore in the for

An iterative drilling simulation method and system for enhanced economic decision making includes obtaining characteristics of a rock column in a formation to be drilled, specifying characteristics of at least one drilling rig system; and iteratively simulating the drilling of a well bore in the formation. The method and system further produce an economic evaluation factor for each iteration of drilling simulation. Each iteration of drilling simulation is a function of the rock column and the characteristics of the at least one drilling rig system according to a prescribed drilling simulation model. claim 11, wherein the predetermined pressure exceeds a wellbore pressure and a shear strength of at least one shearable member. 13. A method for actuating a packer in a wellbore, comprising: running a body into the wellbore, the body comprising a sealing element, a shoulder, and a slideable member, each disposed there-around, wherein the slideable member comprises a first surface and a second surface; urging the first surface beneath the element to increase the inner diameter thereof; and thereafter urging the second surface against an end of the element to increase the outer diameter thereof. 14. A method for releasing an actuated packer in a wellbore, comprising the steps of: activating a packer in a wellbore, the packer comprising: a tubular body, a sealing element disposed circumferentially about the body, a piston also disposed about the body, the piston having been moved relative to the body from a first position adjacent an end of the sealing element to a second position substantially between an inner surface of the sealing element and the body to increase the inner diameter of the sealing element, a cylinder also disposed about the body and acting to compress the sealing element from a first end of the sealing element, the cylinder having been moved with the piston to contact the sealing element after the piston contacted the sealing element, and a shoulder disposed about the body, the sealing element being compressed between the shoulder and the cylinder to increase the outer diameter of the sealing element, and; retracting the cylinder and the piston relative to the sealing element and the shoulder, thereby releasing the packer. 15. A packer for sealing an annulus in a wellbore, comprising: a body having an outer surface; a sealing element circumferentially disposed about the outer surface of the body; a first shoulder also disposed about the outer surface of the body, adjacent an end of the sealing element; and a slideable member disposed on the outer surface of the body, the slideable member sliding relative to the body between a first position adjacent an end of the sealing element opposite the first shoulder, and a second position between the sealing element and the outer surface of the body, the slideable member comprising; a beveled surface that is substantially received between the sealing element and the outer surface of the body as the slideable member moves from its first position to its second position to increase the inner diameter of the sealing element; and a second shoulder that abuts an end of the sealing element opposite the first shoulder when the slideable member moves to its second position so as to compress the sealing element between the first and second shoulders, thereby increasing the outer diameter of the sealing element. reas of the vehicle. The specific areas include the tires, the hydraulic lines, the hydraulic pump and motor compartment. Should a fire occur in a specific area of the vehicle, the operator is able to independently activate a specific area protection system component to address that precise fire or heat damage problem in that specific area. aving a maximum capacity of 20 liters for heating water characterized in that a vacuum insulated jacket (2) surrounds at least the cylindrical wall part (1a, 9) of the hot water vessel, with said vacuum insulated jacket consisting of wall(s) composed of a solid non-plastic material composition and a thickness of less than ca. 2 cm, the wall(s) enclosing a hollow vacuum space whereupon at a temperature difference between the hot water vessel and the ambient atmosphere of at least 90° C. the vacuum insulated jacket will retain an internal absolute pressure in the vacuum space of less than 10-2millibar, corresponding to a vacuum of less than 0.0075 torr, such that the heat loss per unit area of surface area to be insulated is not more than 200 watts per square meter. 2. A hot-water appliance according to claim 1, characterized in that the height/diameter ratio of the hot-water vessel (1) is at least 1.5/1. 3. A hot-water appliance according to claim 1, characterized in that the vacuum insulating jacket (2) comprises an inner wall (9) and an outer wall (10), which inner wall (9) and outer wall (10) are connected together at the location of at least one connecting edge (11, 21), which connecting edge (11, 21) is situated at a distance from the water in the hot-water vessel (1) which is greater than the distance between the inner and outer walls (9 and 10, respectively) at the location of the hot-water vessel (1), while the distance between the connecting edge (11, 21) and the hot-water vessel (1) is bridged by an insulating jacket wall part (12). 4. A hot-water appliance according to claim 3, characterized in that said one connecting edge (11, 21) defines an opening in the insulating jacket (2) which gives access to an end wall (1b, 8) of the hot-water vessel (1). 5. A hot-water appliance according to claim 4, characterized in that a substantially cup-shaped space is formed by said opening in the insulating jacket (2), while an insulating jacket wall part (12) defines a side limit of the cup-shaped space, and an end wall (1b, 8) of the hot-water vessel defines a bottom limit of said cup-shaped space, with said cup-shaped space being at least partly filled with insulating material (14, 23). 6. A hot-water appliance according to claim 3, characterized in that the said insulating jacket wall part (12) is made of material having a relatively low heat conduction coefficient. 7. A hot-water appliance according to claim 6, characterized in that the insulating jacket wall part (12) is made of stainless steel. 8. A hot-water appliance according to claim 3, characterized in that the insulating jacket wall part (12) is thin-walled. 9. A hot-water appliance according to claim 3, characterized in that the distance between the connecting edge (11, 21) and the hot-water vessel (1) is at least 5 cm at a hot-water vessel capacity of 3-7 liters. 10. A hot-water appliance according to claim 3, characterized in that the hot-water vessel (1) comprises a watertightly sealing detachable cover (8) which seals an opening in the hot-water vessel (1) through which the heating element (5) is removable, while the opening in the insulating jacket (2) is of a size such that the cover (8) of the hot-water vessel (1) is removable via the opening in the insulating jacket (2). 11. A hot-water appliance according to claim 10 characterized by an evacuated space in the insulating jacket which contains at least one layer of a reflecting foil (16). 12. A hot-water appliance according to claim 3, characterized in that the inner wall (9) of the insulating jacket (2) also forms at least the cylindrical jacket wall of the hot-water vessel (1). 13. A heat-insulated hot-water appliance according to claim 12, characterized in that the inner wall of the vacuum insulating jacket (2) also forms an end wall (1b) of the hot-water vessel (1), which vacuum insulating jacket (2) also insulates the pertinent end wall (1b). 14. A hot-water appliance according to claim 12, cha racterized in that the hot-water vessel (1) and the insulating jacket (2) are separate parts, which hot-water vessel (1) is slidably arranged in the insulating jacket (2). 15. A hot-water appliance according to claim 12, characterized in that the insulating jacket (2) is designed as a double-wall cylindrical element, the outer wall (10) and the inner wall (9) of which are connected together at the leading ends, which two leading ends each define a cup-shaped space, which cup-shaped spaces contain insulating material (14, 23). 16. A hot-water appliance according to claim 12, characterized in that the insulating jacket (2) is designed as a double-walled cylindrical element, the outer wall (10) and the inner wall (9) of which are connected together at the leading ends, which two leading ends each define a cup-shaped space, which cup-shaped spaces contain insulating material (14, 23). 17. A hot-water appliance according to claim 12, characterized in that the outer wall (10) is made of sheet steel having a thickness of about 0.4-1.0 mm, and the inner wall (9) is made of chrome nickel steel having a thickness of 0.2-0.4 mm. 18. A hot-water appliance according to claim 12, characterized in that a mixing device (19) is provided which is arranged to mix hot water originating from the hot-water vessel (1) and cold water originating from the public water supply system. 19. A hot-water appliance according to claim 3, characterized in that the insulating jacket (2) is designed as a double-walled cylindrical element, the outer wall (10) and the inner wall (9) of which are connected together at the leading ends, which two leading ends each define a cup-shaped space, which cup-shaped spaces contain insulating material (14, 23). 20. A hot-water appliance according to claim 19 characterized by an evacuated space in the insulating jacket which contains at least one layer of a reflecting foil (16). 21. A hot-water appliance according to claim 3, characterized in that the outer wall (10) is made of sheet steel having a thickness of about 0.4-1.0 mm, and the inner wall (9) is made of chrome nickel steel having a thickness of 0.2-0.4 mm. 22. A hot-water appliance according to claim 3, characterized in that the hot-water vessel (1) and the insulating jacket (2) are separate parts, which hot-water vessel (1) is slidable arranged in the insulating jacket (2). 23. A heat-insulated hot-water appliance according to claim 3, characterized in that the outer wall (10) is sufficiently strong to resist the atmospheric pressure and to prevent damage during use, and the inner wall (9) is made of a thin metal sheet part having a low heat and conductivity. 24. A hot-water appliance according to claim 3 characterized in that the temperature regulation (25) is adjustable to maintain a temperature of more than 100° C. in the hot-water vessel (1). 25. A hot-water appliance according to claim 3 characterized by an evacuated space in the insulating jacket which contains at least one layer of a reflecting foil (16). 26. A hot-water appliance according to claim 1, characterized in that the hot-water vessel (1) and the insulating jacket (2) are separate parts, which hot-water vessel (1) is slidably arranged in the insulating jacket (2). 27. A hot-water appliance according to claim 26 characterized by an evacuated space in the insulating jacket which contains at least one layer of a reflecting foil (16). 28. A heat-insulated hot-water appliance according to claim 1, characterized in that the outer wall (10) is sufficiently strong to resist the atmospheric pressure and to prevent damage during use, and the inner wall (9) is made of a thin metal sheet part having a low heat and conductivity. 29. A hot-water appliance according to claim 1, characterized in that the temperature regulation (25) is adjustable to maintain a temperature of more than 100° C. in the hot-water vessel (1). 30. A hot-water appliance according to claim 1, characterized by an evacuated space in the insu lating jacket which contains at least one layer of a reflecting foil (16). 31. A hot-water appliance according to claim 30, characterized in that in the evacuated space in the insulating jacket (2) a getter (17) to be activated with heat is arranged to improve the vacuum. 32. A hot-water appliance according to claim 1, characterized in that the insulating jacket (10) contains a heat-insulating and radiation-reflecting powder. 33. A hot-water appliance according to claim 1, characterized in that a mixing device (19) is provided which is arranged to mix hot water originating from the hot-water vessel (1) and cold water originating from the public water supply system. o tightly encircle the lateral sides, breast and buttocks of the animal in a generally horizontal plane by a person standing only on one side of the animal. 5. The safety restraint harness according to claim 1, wherein each of said front and said rear tether straps have a first segment and second segment connected together by a buckle for adjusting their lengths; and said front and said rear tether straps each have a quick-release connector on their said first end for releasably connection to a respective ring member on opposed lateral sides to said front and rear girt straps, and a quick-release connector on their said second end for releasably connection to the structural member. 6. The safety restraint harness according to claim 5, wherein said quick-release connector comprises a quick-release snap hook with a swivel connector. 7. The safety restraint harness according to claim 1, further comprising; a front pair and a rear pair of eyebolts adapted to be secured to an overhead structural member in an animal trailer; each of said front pair and said rear pair of eyebolts being secured in laterally spaced relation, and said front and said rear pair secured in longitudinally spaced relation to approximately correspond to the longitudinal distance between said front and rear girt straps; said first and second ends of said front tether straps are releasably connected between opposed lateral sides of said front girt strap and said front pair of eyebolts, and said first and second ends of said rear tether straps are releasably connected between opposed lateral sides of said rear girt strap and said rear pair of eyebolts to extend generally vertically in laterally opposed and longitudinally spaced relation; and said front and rear tether straps are adjusted in length to be generally taught with the animal in a natural standing position to maintain the animal in a standing position while being transported in the trailer, such that in the event that the animal looses its footing, the weight of the animal will be supported and generally equally distributed to the overhead trailer support structure by said laterally and longitudinally spaced tether straps and said eye bolts, thereby maintaining the load balanced between the wheels and preventing the weight of the trailer from shifting forward, backward, or from side to side. 8. The safety restraint harness according to claim 1, further comprising; a front pair and a rear pair of posts each adapted to be secured into the ground at one end and having connector means on an upstanding end; each of said front pair and said rear pair of posts being anchored in laterally spaced relation, and said front and said rear pair anchored in longitudinally spaced relation a distance outwardly from said front and rear girt straps, respectively; said first and second ends of said front tether straps are releasably connected between opposed lateral sides of said front girt strap and said connector means on said front pair of posts, and said first and second ends of said rear tether straps are releasably connected between opposed lateral sides of said rear girt strap and said connector means on said rear pair of posts; and said front and rear tether straps are adjusted in length to be generally taught with the animal in a natural standing position to maintain the animal in a generally stationary position and substantially reduce fore, aft, side to side, and bucking movements. 9. A method for transporting and training large animals utilizing a safety restraint harness, comprising the steps of: providing a harness having an adjustable flexible front girt strap, an adjustable flexible rear girt strap, and an elongate adjustable flexible body strap interconnected with opposed lateral sides of said front and rear girt straps; placing the harness on the animal such that said front girt strap encircles a front part of the animal immediately behind its front legs, said rear girt strap encircles a rear part of the animal in front of its hind legs, and said body strap encircles the lateral sides, breast and buttocks of the animal in a generally horizontal plane; adjusting said front and rear girt straps and said body strap in length to fit tightly around the animal's body; attaching a respective first end of a pair of adjustable flexible front tether straps to a respective opposed lateral side of said front girt strap, and a respective first end of a pair of adjustable flexible rear tether straps to a respective opposed lateral side of said rear girt strap; connecting a respective second end of each of said front and rear tether straps to a structural member spaced a distance from the animal; and adjusting each of said front and rear tether straps in length to restrain and immobilize the animal. 10. The method according to claim 9, wherein said step of adjusting said front and rear girt straps and said body strap in length is carried out by the installer standing only on one side of the animal. 11. The method according to claim 9, wherein said step of connecting a respective second end of each of said front and rear tether straps to a structural member comprises; connecting said respective second end of each of said front tether straps to a front pair of laterally spaced eyebolts secured to an overhead structural member in an animal trailer, and connecting said respective second end of each of said rear tether straps to a rear pair of laterally spaced eyebolts secured to an overhead structural member in the animal trailer, said front pair and said rear pair of eyebolts being disposed longitudinally spaced relation to approximately correspond to the longitudinal distance between said front and rear girt straps; and each of said tether straps are adjusted in length with the animal in a natural standing position in the trailer to extend taught generally vertically between opposed lateral sides of said front girt strap and said rear girt strap and said eyebolts in laterally opposed and longitudinally spaced relation; such that in the event that the animal looses its footing, the weight of the animal will be supported and generally equally distributed to the overhead trailer support structure by said laterally and longitudinally spaced tether straps and said eye bolts, thereby maintaining the load balanced between the wheels and preventing the weight of the trailer from shifting forward, backward, or from side to side. 12. The method according to claim 9, wherein said step of connecting a respective second end of each of said front and rear tether straps to a structural member comprises; connecting said respective second end of each of said front tether straps to a front pair of posts anchored in the ground a distance outwardly from lateral sides of the animal, and connecting said respective second end of each of said rear tether straps to a rear pair of posts anchored in the ground a distance outwardly from lateral sides of the animal, said front pair and said rear pair of posts being disposed in longitudinally spaced relation; and each of said tether straps are adjusted in length with the animal in a natural standing position to extend taught between opposed lateral sides of said front girt strap and said rear girt strap and said posts to maintain the animal in a generally stationary position and substantially reduce fore, aft, side to side, and bucking movements while being saddled, mounted, doctored, groomed, vacuumed, shod, or having its hooves trimmed. 00, Hatz, 123/090.22; US-4216746, 19800800, Freyn, 123/041.69; US-4396407, 19830800, Reese, 055/319; US-4513702, 19850400, Koga et al., 123/196.W; US-4589382, 19860500, Tsuboi, 123/090.31; US-4603663, 19860800, Giocastro, 123/090.17; US-4662320, 19870500, Moriya, 123/198.C; US-4662328, 19870500, Kronich, 123/198.C; US-4697555, 19871000, Fujikawa et al., 123/090.23; US-4716861, 19880100, Fujikawa et al., 123/090.2; US-4753199, 19880600, Melde-Tuczai et al., 123/090.31; US-4762098, 19880800, Tamba et al., 123/090.33; US-4825818, 19890500, Hamamura et al., 123/041.86; US-4922863, 19900500, Adams, 123/193.2; US-4928651, 19900500, Kronich, 123/096.AB; US-4969434, 19901100, Nakagawa, 123/196.M; US-4993375, 19910200, Akihiko, 123/195.C; US-5000126, 19910300, Isaka et al., 012/041.65; US-5058542, 19911000, Grayson et al., 123/090.38; US-5176116, 19930100, Imagawa et al., 123/196.W; US-5213074, 19930500, Imagawa et al., 123/196.M; US-5233967, 19930800, Peller, 123/572; US-5243936, 19930900, Kobayashi, 123/188.14; US-5293847, 19940300, Hoffman et al., 123/090.6; US-5421292, 19950600, Hoffman et al., 123/041.69; US-5421297, 19950600, Tamba et al., 123/193.5; US-5447127, 19950900, Luck et al., 123/090.31; US-5564374, 19961000, Hoffman et al., 123/090.23; US-5588408, 19961200, Kurihara, 123/196.W; US-5606943, 19970300, Tamba et al., 123/090.23; US-5606944, 19970300, Kurihara, 123/090.31; US-5706769, 19980100, Shimizu, 234/090.23; US-5755194, 19980500, Moorman et al., 123/196.W; US-5857441, 19990100, Yonezawa et al., 123/196.M; US-5873336, 19990200, Uchida, 123/090.31; US-5884593, 19990300, Immel et al., 123/090.27; US-5934234, 19990800, Shichinohe et al., 123/090.31; US-5937816, 19990800, Wincewicz et al., 123/195.A; US-5937836, 19990800, Yonezawa et al., 123/572; US-5947070, 19990900, Immel et al., 123/090.6; US-5979392, 19991100, Moorman et al., 123/196.W; US-5988135, 19991100, Moorman et al., 123/196.W; US-6032635, 20000300, Moorman et al., 123/196.R; US-6039020, 20000300, Kawamoto et al., 123/196.R; US-6223713, 20010500, Moorman et al., 123/196.R; US-6276324, 20010800, Adams et al., 123/090.27; US-6279522, 20010800, Balzar et al., 123/090.1; US-6295959, 20011000, Molina et al., 123/090.31; US-6349688, 20020200, Gracyalny et al., 123/090.39