Abstract: A clutch mechanism for coupling and uncoupling an electric motor and leadscrew has dog-clutch gears that can be engaged by a linear actuator, bell crank, and linkage shaft. Uncoupling force due to narrowed dog teeth are resisted by the alignment of the linkage shaft with the central portion of the bell crank.

Abstract: A smart safe console system; the smart safe console system includes a smart safe console assembly having a smart safe body suitable to house and button configured for controlling input and output communications to and from the electronic device when a vehicle hosting the smart safe console system is in use. Smart safe console system is useful for improving vehicle safety in relation to the use of electronic devices.

Abstract: A dead stop type projection window assembly includes a free-standing frame and at least one insert window. The free-standing frame includes a top member, a base member spaced below the top member, at least two mullions vertically extending between the top member and the base member and spaced apart to form an insert window opening therebetween, and a stop extending along a perimeter of the insert window opening. The insert window is secured to the free-standing frame at the insert window opening and is sealed at the stop with sealant to close the insert window opening. The free-standing frame also includes a sealant dam extending from the stop and engaging the insert window to resist flow of the sealant toward the window frame opening between the stop and the insert window.

Abstract: A dead stop type projection window assembly includes a free-standing frame and at least one independent insert window. The free-standing frame includes a top member, a base member spaced below the top member, at least two mullions vertically extending between the top member and the base member and spaced apart to form an insert window opening therebetween, and a stop extending along a perimeter of the insert window opening. The insert window is secured to the free-standing frame at the insert window opening. The free-standing frame further includes at least one preformed seal member engaging the insert window to seal closed the window frame opening with a wind/water tight seal. The preformed gasket can extend from the stop to the insert window and/or can extend from at least one of the mullions to the insert window.

Abstract: A vacuum insulated glass unit (IGU) including an interconnected polymer spacer matrix and methods of making the same. The vacuum IGU includes a first glass-based layer, a second glass-based layer, an interconnected polymer spacer matrix, and an edge seal between the periphery of the first and second glass-based layers.

Abstract: A dynamic multi-pane insulating assembly and system including methods for dynamically maintaining the thermal resistance value of the assembly and system. The dynamic multi-pane insulating assembly and system includes an interior pane and first and second exterior panes. The first exterior pane and a first side of the interior pane defines an evacuated gap in communication with a vacuum source and a second side of the interior pane and the second exterior pane defines a pressurized gap in communication with the source of pressurized gas.

Abstract: A door assembly includes a doorframe, an insulated glazing unit (IGU), door skins, and a gas passageway. The IGU includes a substantially sealed IGU cavity and a hole communicating with the IGU cavity. The door skins are secured to opposite sides of the doorframe and have openings between which the IGU is provided. The gas passageway provides gas communication between the IGU cavity and the atmosphere outside of the door assembly. The gas passageway contains a gas passage conduit that includes a first end communicating with the IGU cavity through the hole and a second end communicating with atmosphere outside of the door assembly. The gas passageway may contain a gas passage conduit having a first end communicating with the IGU cavity through the first hole and a second end communicating with an air pocket, and a channel connects the air pocket with atmosphere outside of the door assembly.

Abstract: This spacer for paneled hollow-core doors has an H-beam configuration, with a first flange connected along its length to a second flange along its length by a web. The web is perpendicular to both the first and second flanges. A hollow-core door is assembled by placing the spacer between two door skins. Once the door is assembled, the web is parallel to the door skins. To accommodate the variation in distance between the bottom and top skins that is created by the raised panels, the bottom edge of each flange has one or more bottom notches that fits closely over the raised portion of the panel in the bottom skin and one or more top notches that fits closely over the raised portion of the panel in the top skin. Preferably only two or three spacers are used in a paneled door, each spacer extending the length of the door.

Abstract: This spacer for paneled hollow-core doors has an H-beam configuration, with a first flange connected along its length to a second flange along its length by a web. The web is perpendicular to both the first and second flanges. A hollow-core door is assembled by placing the spacer between two door skins. Once the door is assembled, the web is parallel to the door skins. To accommodate the variation in distance between the bottom and top skins that is created by the raised panels, the bottom edge of each flange has one or more bottom notches that fits closely over the raised portion of the panel in the bottom skin and one or more top notches that fits closely over the raised portion of the panel in the top skin. Preferably only two or three spacers are used in a paneled door, each spacer extending the length of the door.

Abstract: A kit for a frame assembly is disclosed. The kit comprises a first frame member, a second frame member, and a first and second counterpart of a corner connector. The first and second counterparts are co-operatively configured for connecting to obtain the corner connector. The first counterpart, the second counterpart, the first frame member, and the second frame member are co-operatively configured for assembly to define the frame assembly. The first frame member is coupled to the second frame member via the obtained corner connector. The corner connector is connected to the first frame member along a first side of the first frame member and is also connected along a second side of the first frame member, and the corner connector is connected to the second frame member along a first side of the second frame member and is also connected along a second side of the second frame member.

Abstract: A fenestration assembly includes a fenestration frame and a sash movably coupled with the fenestration frame. The sash includes a daylight opening having a daylight opening profile. A low profile handle assembly is coupled with the fenestration frame and the sash. The low profile handle assembly includes a sash handle coupled with the sash and a handle socket in the fenestration frame. The handle socket is configured for reception of the sash handle. The low profile handle assembly has a composite handle profile including the sash handle received in the handle socket. The composite handle profile is outside of the daylight opening profile, and the daylight opening is unobstructed at least from the low profile handle assembly.

Abstract: The safety systems enhance the safety of confined spaces which can present a danger to human occupants who may become entrapped within the confined space during a dangerous condition. The safety systems are particularly useful with confined spaces having access openings and a door or other movable barrier for the access opening. The safety systems having movable safety gates proximate the access openings. The disclosed safety gates are movable from a closed position where the safety gate forms a physical barrier which inhibits human entry into the confined space to a safety position where the safety gate prevents the door from closing and entrapping a person within the confined space.

Abstract: A barrier for the inside of a home. The barrier includes two partitions that slide relative to each other to increase and decrease a distance between ends of the barrier. The partitions slide into and out of confronting relationships with each other. The partitions engage each other at upper and lower locations and further at a medial location where an elongate member of one partition is received in a tube engaged to the other partition. A threaded piece upon being turned brings pressure to bear upon an end of the tube such that the partitions can be incrementally expanded apart and thereby pressurized between two locations within the home so as to block off one portion of the home. The threaded piece is slideable along the elongate member.

Abstract: A driving mechanism for a roll blind capable of shade adjustment is proposed. The driving mechanism includes: a cover housing (212) having a stopper (212c) protrudingly foamed; a driving shaft (213a) relatively and rotatably coupled to the cover housing (212); a torsional coil spring (220) wound and tightened around an outer circumferential surface of the driving shaft (213a); and a clutch wheel (223) integrally rotating with the driving shaft (213a), wherein, in a case when the torsional coil spring (220) is caught by the stopper (212c) while the driving shaft (213a) is rotating, rotation of the torsional coil spring (220) is blocked therethrough, whereas the driving shaft (213a) is continuously rotatable regardless of whether the rotation of the torsional coil spring (220) is blocked, and wherein the driving mechanism further includes a tilting gear (222) and a tilting wheel (224) rotated in conjunction with the tilting gear (222).

Abstract: A motorized window shade system may comprise a shade tube in a pocket; a window shade attached to the shade tube; a motor configured to rotate the shade tube; an internal temperature sensor configured to measure a first temperature of the motor; an external temperature sensor configured to measure a second temperature of the pocket; and a controller configured to adjust a mode of the system from an override mode to an automated mode.

Abstract: A collapsible ladder includes a first pair of legs and a second pair of legs, each of the first pair of legs and the second pair of legs is rotatably joined near tops thereof; a plurality of steps extending between one of the first pair of legs and one of the second pair of legs, each of the steps rotatably jointed about a mid-point thereof; a first vertical spar slidably connected to each of the steps near the mid-points thereof; a plurality of supports extending between a second one of the first pair of legs and a second one of the second pair of legs, each of the supports rotatably jointly about a mid-point thereof; and a second vertical spar slidably connected to each of the supports near the mid-points thereof. This configuration allows the ladder to be collapsed by raising the first and second vertical spars causing the steps and supports to fold about their mid-points permitting the first and second pair of legs to be generally folded/collapsed into a single column.

Abstract: A winch utility includes a shelf connected to a main body, the main body comprising a shell, the shell defining a cable port; an electric motor mounted to the shell; a controller attached to an inner part of the shell and in electronic communication with the electric motor; a bobbin coupled to the electric motor; and a cable coupled to the bobbin at a bobbin end, the cable defining a terminal end distal to the bobbin end, the cable arranged to be coiled around the bobbin by rotation of the electric motor, wherein at least a portion of the cable is arranged within the cable port and wherein the terminal end of the cable is arranged outside of the shell, wherein the controller instructs the electric motor, and wherein motion of the electric motor causes the cable to become one of: coiled around the bobbin and uncoiled from the bobbin.

Abstract: The present disclosure discloses a folding ladder and a top tray thereof. The top tray comprises a fixed plate and a movable plate. The movable plate is disposed on a rear side of the fixed plate and is rotatably connected to the fixed plate, and the movable plate is configured to be rotated to switch between an unfolded position and a folded position. When the movable plate is in the unfolded position, the movable plate is horizontally arranged side-by-side with the fixed plate, and a rear surface of the fixed plate abuts a front surface of the movable plate to maintain the movable plate in a horizontal position and to resist a downward force of gravity. When the movable plate is subjected to an upward pushing force and is rotated to be folded into the folded position, the movable plate abuts the rear side of the fixed plate.

Abstract: An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A pump configuration includes a single VFD configuration, the single shaft electric motor, and the single shaft hydraulic pump mounted on the single pump trailer. The single VFD configuration converts the electric power at the power generation voltage level distributed from the power distribution trailer to a VFD voltage level and drives the single shaft electric motor to control the operation of the single shaft electric motor and the single hydraulic pump. The VFD voltage level is a voltage level that is required to drive the single shaft electric motor. The VFD configuration also controls operation of the auxiliary systems based on the electric power at the auxiliary voltage level.

Abstract: A rock drilling arrangement, rock drilling rig and drilling method is provided. The rock drilling arrangement includes a drilling boom, which is mountable to a carrier of the rock drilling rig. The boom is provided with two rock drilling units arranged movably in the longitudinal direction of the boom. Further, the drilling units may be moved independently relative to each other.

Abstract: The invention discloses an anti-rotating device of non-rotating sleeve. The anti-rotating device is connected with the non-rotating sleeve in such way so that the anti-rotating device can transmit circumferential acting force to the non-rotating sleeve, thus the non-rotating sleeve are prevented from rotating, the anti-rotating device comprises an anti-rotating member and a resilient member, the anti-rotating member can move in a generally radial direction of the non-rotating sleeve, and the resilient member acts on the anti-rotating member and provides acting force being substantially radially outward for the anti-rotating member.

Abstract: Rotary steerable drilling systems are subjected to harsh environments including high temperature and pressure. A metallic seal ring prevents or limits erosive wear by limiting the velocity of the fluid that traversers from the high pressure side of the metallic seal ring to the low pressure side of the metallic seal ring to a value that can be sustained by the material of the metallic seal ring. A metallic seal ring is capable of withstand the wear and tear of drilling mud or other fluids used for downhole drilling operations. A metallic seal ring includes a mating configuration that creates a seal as the metallic seal ring is contracted when or a tension is applied when disposed or positioned in the piston bore. The metallic seal ring maintains an adequate seal to protect the components of a pad assembly over the life or specified duration of a downhole drilling operation.

Abstract: A directional drilling system includes a housing and a motor positioned within the housing and operably coupled to a drill bit to rotate the drill bit. The system further includes a primary pad assembly comprising a primary pad and a primary actuator coupled to the primary pad to selectively extend from an exterior of the housing, and a backup pad assembly to back up the primary pad assembly, the backup pad assembly comprising a backup pad and a backup actuator coupled to the backup pad to selectively extend from the exterior of the housing.

Abstract: A hybrid rotary guiding device, includes: rotating shaft, the rotating shaft is used to drive the head of a drill tool to rotate, the rotating shaft includes an upper shaft portion, a lower shaft portion, and a steerable portion, a separation distance exists between the upper shaft portion and the lower shaft portion in the axial direction, the upper shaft portion and the lower shaft portion are steerably connected by the steerable portion; the upper shaft portion is installed with at least three first hydraulic mechanisms, and the lower shaft portion is installed with at least three second hydraulic mechanisms, the second hydraulic mechanism is adapted to drive a pushing member against the wall of the well to guide the head of a drill tool, the first hydraulic mechanism and the second hydraulic mechanism are configured so that the first hydraulic mechanism can drive the second hydraulic mechanism to drive the pushing member.

Abstract: A drill bit comprises a bit body having a longitudinal axis and a blade extending radially outward from the longitudinal axis along a face region and axially along a gauge region. A gauge region includes a cutting element located proximate to an uphole edge of the blade in the gauge region. A remainder of the gauge region is free of cutting elements mounted thereon. A method of drilling a borehole comprises rotating the bit about the longitudinal axis, engaging a formation with cutting elements mounted to the face region, and increasing a lateral force applied substantially perpendicular to the longitudinal axis such that the cutting element engages the formation and such that side cutting exhibited by the tool is initially minimal and substantially constant and subsequently increases in a substantially linear manner with increasing lateral force.

Abstract: A ground drilling device for drilling in soil by means of a drill string, wherein the ground drilling device comprises a drilling carriage and a sled movable in translation on the drilling carriage, and on the sled there is arranged a holder a) for the screwed connection of a rod section to the drill string, or b) for the screwed detachment of a rod section from the drill string, wherein the holder can move in translation relative to the sled in order to compensate for a change in the position of the holder caused by the screwing process.

Abstract: A downhole tool connection comprises (i) a tool intended for downhole use and including a connection section protruding therefrom in use in an uphole direction, the connection section supporting two or more first connectors spaced from one another and operatively connected to the tool; and (ii) a cable carrier moveable in an in-use downhole direction towards the connection section. The cable carrier supports (a) one or more cables and (b) two or more second connectors spaced from one another and operatively connected to at least one cable . Pairs of the first and second connectors are mutually connectable, on movement of the cable carrier towards the connection section to increase the proximity of the connectors of the pairs, in a manner effecting electrical transmission between the connectors of each pair. At least one pair of the connectors connects inductively, and at least one pair of the connectors connects conductively.

Abstract: A downhole, hydraulically actuated drilling stabilizer provides versatility in a bottom-hole assembly. The drilling stabilizer can be used in a directional drilling application to help control the inclination in an extended reach or horizontal well. The drilling stabilizer has stabilizer blade members with an angular design portion that provides versatility in a bottom-hole assembly. The stabilizer can also be used in a conventional rotary bottom-hole assembly or positioned below a steerable motor. A drilling stabilizer with adjustable extension diameters provides improved inclination control over currently existing options.

Abstract: A sucker rod can include a base metal, a corrosion resistant layer on the base metal, and an abrasion resistant layer external to the corrosion resistant layer, the abrasion resistant layer comprising a phenolic material. Another sucker rod can include a base metal, a corrosion resistant layer on the base metal, and an abrasion resistant layer external to the corrosion resistant layer, the abrasion resistant layer comprising an abrasion resistant particulate material and a matrix material. A method of producing a continuous sucker rod can include displacing the continuous sucker rod through a surface treatment system, applying a corrosion resistant layer on a base metal of the continuous sucker rod, then applying an abrasion resistant layer external to the corrosion resistant layer.

Abstract: A ground drilling device for cable-guided drilling comprising a drive for connecting and/or moving rod sections of a drill string along a drill string axis, wherein a cable reserve for receiving a cable with a length of at least two rod sections is provided and a contact device for electrical contacting of one end of the cable of the cable reserve is provided.

Abstract: A tool that is configured to align a polished rod within a carrier bar of a pumpjack is described. While this tool can include any suitable component, in some cases, it includes a cylindrical member having an internal conduit, such that the cylindrical member is configured to wrap around and receive the polished rod. In some cases, the cylindrical member has a top having a first outer diameter, and a bottom having a second, larger outer diameter. In some cases, a flange extends horizontally from the bottom of the cylindrical member, so as to be disposed at a bottom portion of the carrier bar when the cylindrical member is inserted into the carrier bar. In some cases, the cylindrical member comprises a slit that extends from the top to the bottom of the cylindrical member to allow the member to be opened and to receive the polished rod. Additional implementations are described.

Abstract: A simulation test method for gas extraction from a tectonically-deformed coal seam in-situ by depressurizing a horizontal well cavity. A coal series stratum structure reconstruction and similar material simulation subsystem simulates a tectonically-deformed coal reservoir. A horizontal well drilling and reaming simulation subsystem constructs a U-shaped well in which a horizontal well adjoins a vertical well, and performs a reaming process on a horizontal section thereof. A horizontal well hole-collapse cavity-construction depressurization excitation simulation subsystem performs pressure-pulse excitation and stress release on the horizontal well, and hydraulically displaces a coal-liquid-gas mixture such that the mixture is conveyed towards a vertical well section. A product lifting simulation subsystem further pulverizes the coal and lifts the mixture. A gas-liquid-solid separation simulation subsystem separates the coal, liquid and gas.

Abstract: An apparatus and method for facilitating recovery of lubrication beads is provided. The apparatus includes a hydrocyclone, for separating drilling fluid into a high density stream and a low density stream containing a major portion of the lubrication beads; a receiving pump, for pumping drilling fluid to the hydrocyclone; a discharge pump, for pumping the high density stream from the lower end of the hydrocyclone to further processing; and a hose for flowing the low density stream from the upper end of the hydrocyclone to the cleaned fluid handling system. A method for integrating the apparatus for facilitating recovery of lubrication beads from a drilling fluid into a solids control apparatus includes positioning an end of a first hose to receive the drilling fluid; arranging an end of a second hose in communication with the first shaker's filter screen; and setting an end of a third hose to empty into the cleaned fluid handling system.

Abstract: An apparatus includes a variable orifice choke disposed within a riser. The riser is connected between a drilling platform and a wellbore. A control unit is in signal communication with the variable orifice choke. The control unit is operable to control a flow area of the variable orifice choke such that a selected fluid pressure is maintained in the wellbore.

Abstract: A system and method of controlling a dynamic time-pressure profile associated with a perforation event that includes extending a perforation assembly within a casing string; firing a perforation gun of the perforation assembly; measuring, using a sensor of the perforation assembly, pressure within the casing string, wherein the measured pressure forms the dynamic time-pressure profile; identifying a first measured pressure within the dynamic time-pressure profile; identifying, using a controller of the perforation assembly, a first difference between the first measured pressure and a first reference pressure; and adjusting, using a first pressure generator of the perforation assembly, the pressure in response to the first difference to control the dynamic time-pressure profile; wherein the sensor, the controller, and the first pressure generator provide a feedback control loop.

Abstract: What is provided is a method and apparatus wherein a swivel can be detachably connected to an annular blowout preventer thereby separating the drilling fluid or mud into upper and lower sections and allowing the fluid to be displaced in two stages, such as while the drill string is being rotated and/or reciprocated. In one embodiment the sleeve or housing can be rotatably and sealably connected to a mandrel. The swivel can be incorporated into a drill or well string and enabling string sections both above and below the sleeve to be rotated in relation to the sleeve. In one embodiment the drill or well string does not move in a longitudinal direction relative to the swivel. In one embodiment, the drill or well string does move longitudinally relative to the sleeve or housing of the swivel.

Abstract: A task is to provide a non-aqueous electrolytic solution exhibiting excellent cycle capacity maintaining ratio and excellent low-temperature resistance characteristics and a non-aqueous electrolyte secondary battery using the same. An object of the present invention is to provide a non-aqueous electrolytic solution which improves the cycle capacity maintaining ratio and low-temperature resistance characteristics, and a non-aqueous electrolyte secondary battery using the non-aqueous electrolytic solution.

Abstract: The present invention relates to a method of providing a barrier in a fracture-containing system, comprising: i) Providing a treatment fluid comprising: a) a base fluid; b) an elastomeric material, wherein said elastomeric material comprises at least one polymer capable of crosslinking into an elastomer, and c) at least one crosslinking agent; ii) Placing the treatment fluid in a fracture-containing system; iii) Allowing the elastomeric material to crosslink with itself to form a barrier in said fracture-containing system; wherein the elastomeric material and/or the crosslinking agent are of neutral buoyancy with regard to the base fluid. The invention is contemplated to having utility not only in the oil-drilling industry but also in the plugging of fractures in sewer drains, pipelines etc.

Abstract: A device including an expandable material that is configured to be compressed in a first state while traveling through a wellbore and expanded in a second state to form a seal.

Abstract: A toe valve housing one or more of tracer or dye compounds and a method of monitoring the operation of a toe valve. The toe valve has an atmospheric chamber disposed between a sleeve and a pressure barrier and contains one or more of tracer or dye compounds in an amount sufficient to be observed from water or other wellbore fluids when released to the fluids. The tracer compound is released from the atmospheric chamber as a pressure barrier is activated and open. The released tracer or dye compounds can be identified from the water or other wellbore fluids. Also included are methods of monitoring the operation of a toe valve in a wellbore.

Abstract: An apparatus for controlling fluid flow into a well includes an outer tubular member and an inner tubular member. The outer tubular member includes a screen configured to enable fluid flow therethrough between an exterior and an interior of the outer tubular member. The inner tubular member is configured to be positionable within the outer tubular member. The inner tubular member is a remotely activated flow control device configured to control fluid flow between an exterior and an interior of the inner tubular member.

Abstract: A system includes a support structure that is configured to be positioned at a fixed location relative to a component of a mineral extraction system. The system also includes a drive assembly having a drive motor and a valve attachment, and the drive assembly is configured to move about the support structure and to actuate multiple valves of the component of the mineral extraction system.

Abstract: A design method for a personalized drill bit for a complex difficult-to-drill formation includes: S1, acquiring rock drillability indexes of a drilled formation; S2, performing digital simulation analysis of rock breaking of bit teeth and a composite rock breaking experiment of a ring gear and a drill bit, and establishing a mechanical model of the rock interaction at the bottom of a well; S3, establishing an integrated dynamics model of drill string-drill bit-rock system coupling; S4, designing a tooth shape, a tooth distribution density, a crown shape and a gauge protection structure for rock mechanics properties of a complex difficult-to-drill formation; S5, optimizing bit nozzle and hydraulic structure parameters by using the computational fluid dynamics theory and the numerical simulation method; S6.

Abstract: A downhole reciprocating pump configured for deployment within a tubing string. The reciprocating pump includes a pump barrel, a plunger inside the pump barrel, a lower seating nipple connected within a lower portion of the tubing string and a lower hold-down connected to the pump barrel. The lower hold-down is configured for a mechanical latching engagement with the lower seating nipple. The reciprocating pump also includes an upper seating nipple connected within the tubing string above the lower seating nipple. The upper seating nipple is longer than the lower seating nipple. The reciprocating pump further includes an upper hold-down that has one or more seals that contact an interior surface of the upper seating nipple.

Abstract: A method of removing fluid from a well using a downhole pump includes deploying the downhole pump to a vertical position within a production tubing disposed in the well, securing the downhole pump to the production tubing at the vertical position, powering a motor of the downhole pump with an electrical line of the downhole pump that extends from a surface of the well and that terminates at a profile of the downhole pump, and activating the motor to pump fluid out of the well.

Abstract: A pumping system pumps material or fluid, for example, downhole to perform a stimulation operation. A pumping system may comprise multiple pumps that must be powered-up in a sequence that does not overload a power source. A variable frequency drive may be coupled to a pump via a motor and may adjust the speed of the motor to control the rate of pumping of fluid from the pump. A soft-starter may be coupled to a pump via a motor to provide a constant pumping rate of fluid from the pump. A power-up sequence may be determined that provides power to the variable frequency pump and the soft-starter to power-up the corresponding motors such that the power source is not strained or overloaded. Mixing variable frequency drive driven pumps with pumps driven by a soft-starter may provide an efficient use of available power, conserve space, allow for control over a pumping rate of fluid and reduce costs.

Abstract: An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. The single VFD converts the electric power of at least 13.8 kV to a VFD rated voltage level of at least 4160V and drives the single shaft electric motor at the VFD voltage level of up to 4160V to control the operation of the single shaft electric motor and the single hydraulic pump. The single shaft electric motor drives the single hydraulic pump with the rotation at the rated RPM level of at least 750 RPM. The single hydraulic pump continuously pumps the fracking media into the well at the HP level of at least 5000 HP. The single hydraulic pump operates on a continuous duty cycle to continuously pump the fracking media at the HP level of at least 5000 HP.

Abstract: An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A power distribution trailer distributes the electric power generated by the power generation system at the power generation voltage level to the single VFD and converts the electric power at a power generation voltage level to a VFD voltage level and controls the operation of the single shaft electric motor and the single hydraulic pump. The power distribution trailer converts the electric power generated by the power generation system at the power generation level to an auxiliary voltage level that is less than the power generation voltage level. The power distribution trailer distributes the electric power at the auxiliary voltage level to the single VFD that controls an operation of the of the auxiliary systems.

Abstract: Certain embodiments of the present application relate to a variable frequency drive (VFD) cabin for a pump configuration including a mobile trailer on which the VFD cabin is to be mounted. The VFD cabin generally includes a medium-voltage VFD and a ventilation system. In certain embodiments, the ventilation system is configured to generate an overpressure condition within the cabin to discourage the entry of dust and debris into the cabin. In certain embodiments, one or more components of the medium-voltage VFD are coupled to the floor of the cabin via a vibration damping system. In certain embodiments, the VFD cabin may be directly coupled to a chassis of the mobile trailer without an intervening suspension being provided between the VFD cabin and the chassis.

Abstract: Techniques for determining a wellbore drilling path includes identifying input seismic data associated with a subterranean zone that includes a wellbore drilling target. The input seismic data includes primary seismic events and multiple seismic events. The input seismic data is processed to remove the multiple seismic events and at least one of the primary seismic events from the input seismic data. An orthogonalization of the processed input seismic data is performed to recover the at least one primary seismic event into a seismic image of the subterranean zone that excludes at least a portion of the multiple seismic events. A wellbore path is determined from a terranean surface toward the wellbore drilling target for a drilling geo-steering system based on the seismic image of the subterranean zone.