201results about How to "Reduce rolling" patented technology

The invention discloses a pipeline steel plate with low yield ratio, fine grains and high strength and a manufacturing method thereof, and steel in the pipeline steel plate comprises the following chemical components by weight percent: 0.03-0.10% of C, 0.10-0.30% of Si, 1.20-1.80% of Mn, not more than 0.015% of P, not more than 0.005% of S, 0.040-0.060% of Nb, 0.006-0.020% of Ti, 0.10-0.40% of Cr, 0.10-0.30% of Ni, 0.010-0.050% of Al and the balance of Fe and inevitable impurities. The manufacturing method adopts a converter for smelting, adopts the TMCP (thermo mechanical control process) and the two-phase region subthermal quenching treatment at 720-750 DEG C, thereby obtaining the pipeline steel plate with low yield ratio, fine grains and high strength; and the manufacturing method has stable production process, strong operability, low cost and high performances.

A combination patient-transfer and intraoperative heater has top and bottom chambers separated by a barrier. The patient rests on the top chamber, which has plural apertures for discharge of temperature-controlled heated or cooled air at regulated pressure. Heated or cooled air is delivered to the area surrounding the patient, maintaining body temperature during anesthesia. The bottom chamber has plural apertures. When air pressure is low or off, the bottom chamber is flat and un-inflated. When air pressure is increased, air enters the bottom chamber and the apertures emit air, creating an air cushion facilitating lateral movement of the lifter device. The device is light, flexible, easily stored, and preferably disposable, thereby reducing risk of infection and avoiding cleaning costs. The device performs two functions that now require separate devices and air blowers, it saves space and reduces both costs and complexity in the operating room.

The invention discloses a filler, synthetic rubber and wet rubber compound integrated production method. A filler is selected from carbon black, white carbon black or a combination of the carbon black and the white carbon black. Compared with traditional and respective independent technologies, the method disclosed in the invention has the advantages of omitting of the post-treatment technologies of the filler and a synthetic rubber, realization of the cycle of sodium carbonate, and full utilization of carbon dioxide and heat generated in a traditional carbon black production technology. So the method can reduce production equipment and simultaneously realize the low carbon and low pollution discharge through the integrated optimization of the process flow in order to reach the recycle purpose.

A slider includes a longitudinal axis, a recessed region, a bearing surface, first and second elongated rails, and first and second elongated depressions. The first and second elongated rails extend generally parallel to the longitudinal axis and are disposed about the recessed region. Each of the first and second rails include a disc-facing surface that is recessed bearing surface. The first and second elongated depressions extend along the first and second rails, respectively. Each depression includes a depression floor that is recessed relative to the respective disc-facing surface.

The invention discloses an unmanned ship working through light wave complementation. The unmanned ship comprises a water surface mother ship and an underwater glider which are connected through a middle cable. The acting force between hydrofoils and the water mainly serves as the advance power of the underwater glider. Meanwhile, a wave energy-kinetic energy conversion mechanism coverts wave energy collected in the hydrofoil overturn process into kinetic energy, a propeller drives the underwater glider to advance, and then the water surface mother ship is driven to advance through the middle cable. Motors of propelling devices are arranged at the rear edges of the last group of hydrofoils, on the one hand, the underwater glider is propelled to advance when wind waves are small, on the other hand, the thrusts of the propelling devices are different by controlling the different powers of the motors of the two groups of propelling devices, and then steering of the propelling devices is controlled. The unmanned ship works by comprehensively utilizing complementation of solar energy and wave energy and can work for a long time under the situation that any energy is lacked, for example, the unmanned ship can work in a rainy weather lasting for a long time or in a sea area where waves are small, so that the light wave complementation purpose is truly achieved.

The invention provides a high-quality rice fine processing process, which comprises the processing flow processes of primary magnetic separation, primary cleaning, metering, sieving, stone removing, secondary magnetic separation, husking, husked rice separation, tertiary magnetic separation, ultrasonic atomization tempering, rice milling, primary polishing, polished rice primary grading, spotted rice color separation, secondary color separation, fourth magnetic separation, secondary polishing, polished rice secondary grading and metering and packaging. According to the ultrasonic atomization tempering, an ultrasonic atomization humidification mode is used for humidifying the rice, the tempering time is 10 to 20 minutes, the tempering temperature is controlled to be between 30 DEG C and 40 DEG C, the unit humidification quantity is 0.5 to 5 percent, the actual seeping quantity is 2 to 3 percent, and the moisture content of the polished rice finally obtained through processing is not greater than 14 percent; tempering agents adopt ultrasonic atomization water; during the spotted rice color section, a photoelectric color separation device is used for automatically picking out different-color rice, the full-process temperature reduction is carried out in the whole processing flow process, and the temperature rice in the processing process is controlled not to exceed 5 DEG C. The high-quality rice fine processing process has the advantages that the high-quality rice can be subjected to integrated utilization and deep processing, and the final product quality is improved.

The invention supplies a comprehensive coordination control device that includes intelligent process unit U1, servo mechanism U2 connecting to main fin U3, servo mechanism U4 connecting side fin U5, servo mechanism U6 connecting to main rudder U7, servo mechanism U8 connecting to side rudder U9, rolling information testing sensor U11 setting on vessel and connecting on intelligent information process unit, course heading information testing sensor U10, information gathering unit U12 and information display unit U13. The intelligent process unit connects to servo mechanism U2, U4, U6 and U8.

The invention relates to a remote control hydraulic cleaning device of a photovoltaic power station assembly. The remote control hydraulic cleaning device is suitable for various large desert photovoltaic power stations, various terrain matrixes and various specifications of photovoltaic assemblies and comprises a remote control cleaning vehicle and a remote control cleaning mechanism, wherein the remote control cleaning vehicle comprises a frame mechanism, a walking unit, a hydraulic power system and a remote control system, the remote control cleaning mechanism comprises a supporting arm unit and a cleaning unit and can have an efficient cleaning function on the surfaces of the photovoltaic assemblies. The remote control system can achieve real-time high-accuracy control on walking of the cleaning vehicle and actions of the cleaning mechanism. The remote control hydraulic cleaning device is automatic, efficient and safe and can perform one-time efficient dust removal on various long and short matrixes under the conditions of various road surfaces. The remote control hydraulic cleaning device is simple in structure, convenient to operate and control, practical, safe, stable and low in cost, and the technical problem that existing large desert power stations relying on manpower or simple cleaning vehicles in the severe environment are poor in cleaning effect, low in efficiency and high in cost is effectively solved.

A diaphragm of a speaker device, formed into an elongated configuration, has a recessed shape and includes a voice coil arrangement part extending in its longitude direction. The voice coil arrangement part has a gap with a constant width in its lateral direction and includes a voice coil supporting part for supporting a voice coil and an expanded part provided at a position along it.

Disclosed is an anti-rolling ship. The anti-rolling ship comprises a hull having an engine room; and a tank which is mounted on the upper surface of the engine room, and which has an interior for partially containing a fluid therein. The fluid contained in the tank reciprocates when the vessel rolls, generating anti-rolling moment, and thus effectively reduces rolling of the ship. In addition, the space formed on the upper surface of the engine room of the ship is utilized as a tank accommodating portion to achieve improved space utilization.

The invention relates to vehicle suspensions, in particular to an energy storage suspension. A left suspension and a right suspension of the energy storage suspension are connected through a cross bar, and an inerter is used in the energy storage suspension. According to the energy storage suspension with the left suspension and the right suspension being communicated, the upper end of a left wheel vibration isolator and the lower end of a left vehicle body vibration isolator are coaxially hinged to the left end of the cross bar, the upper end of the right wheel vibration isolator and the lower end of the right vehicle body vibration isolator are coaxially hinged to the right end of the cross bar, and the cross bar is hinged to the middle portion of a suspension beam and is capable of rotating around a middle hinge shaft. By means of the beam which is connected with the left suspension and the right suspension, all the static loads of the vehicle body act on the left wheel vibration isolator and the right wheel vibration isolator, and thus the technical defect that the inerter is easy to puncture under the action of the vehicle body loads is overcome. By means of the vehicle body vibration isolators, the lower frequency peak of the vehicle body vertical acceleration is restrained. By means of the wheel vibration isolators, the high frequency peak of tyre dynamic loads is restrained. By means of the cross bar which are connected with the left suspension and the right suspension, the stress interaction of the left suspension and the right suspension is reduced, lateral incline of the vehicle body is reduced, therefore, the steering stability ofe the vehicle is improved, and the purposes that people sit in the vehicle comfortably and a driver drives safely are achieved.

The invention provides a novel comprehensive ship path tracking and anti-rolling optimization control method. The method comprises the steps of building a ship motion control model with a rudder angleas an input according to ship motion characteristics; selecting a prediction time domain and a control time domain, and predicting a future state of a system; converting the ship path tracking and anti-rolling problem into the optimization problem considering the combination of energy consumption and control performance, solving the optimization problem under the constraint of an actuator, and applying a first element of a solution to the system; and building a fin stabilizer control model based on a sliding mode method, and performing online estimation on an unknown part of the system through an RBF neural network method. According to the method, a ship can be enabled to track a set route, so that the steering burden of sailors can be reduced, meanwhile the rolling motion of the ship canbe reduced, the hazard of wind waves on ship safety, ship equipment, cargo safety and personnel health can be reduced, and the normal operation of ship precision instruments is ensured. In addition,the energy consumption of the ship can be reduced, so that the ship is more economical and environment-friendly.

The invention discloses a wave-absorbing M ship type line type used in warships. The wave-absorbing M ship type line type has the advantages of being high in speed, low in power and good in seaworthiness, and absorbing waves. The middle of the M ship type line type is provided with a main ship body. The two sides of the M ship type line type are provided with wave-absorbing ship bodies symmetrical about the longitudinal middle cross section of the main ship body. The bottom of each wave-absorbing ship body is provided with an air channel penetrating in the longitudinal direction. The bow and the stern of the main ship body are in transition to the air channels by adopting skimming boat bevel line types. Double-break grades are arranged from the middle to the bow and the stern. The length-width ratio of the M ship type is smaller than 3.33, the opening width of the air channels gradually decreases in a transition mode from the ship bow to the middle of the ship, the ratio of the opening width of the portions, located on the middle of the ship, of the air channels to the half-width of the main ship body is 1:1, the angle form is adopted in the bottom of the cross section of the main ship body, and the value of the oblique ascension angle of the bottom of the stern is from 10 degrees to 15 degrees.

The invention discloses an electrified cleaning insulating maintenance robot device for high-voltage power equipment. The electrified cleaning insulating maintenance robot device comprises a traveling mechanism, a lifting mechanism and a cleaning insulating maintenance mechanical arm. The lifting mechanism comprises a motor linkage driving circuit, a motor, a balance monitoring device and two or more pneumatic insulating lifting rods. The motor linkage driving circuit is in signal connection with the motor. The balance monitoring device is in signal connection with the motor linkage driving circuit. The pneumatic insulating lifting rods are made of epoxy resin or glass fiber steel and installed on the traveling mechanism. The cleaning insulating maintenance mechanical arm is arranged on the lifting mechanism. According to the electrified cleaning insulating maintenance robot device for the high-voltage power equipment, the supporting stability is improved, the driving force of the lifting mechanism is reduced, and the phenomenon of creepage short circuits is effectively avoided; the degree of balance of the lifting mechanism can be adjusted automatically, the probability of tilting and turning is lowered, and the safety performance is improved.

The invention relates to a separated type open controllable anti-rolling tank structure which comprises a boat and tanks, wherein the tanks are independently arranged on the left side or the right side or a bow or a stern of the boat; the number of the tanks is not less than 1; a water inlet or a water draining outlet of each tank are formed in the tank; the water inlet or the water draining outlet of the tank is located under water; an air valve is arranged on the tank; an air suction opening or an air exhaust opening of the tank are formed in the air valve; the air suction opening or the air exhaust opening of the tank are above water; and the air suction opening or the air exhaust opening of the tank can be opened or closed by the air valve. Through the adoption of the tank, an anti-rolling tank can be more conveniently placed on the boat and is suitable for reducing rolling or pitching of the boat; and the anti-rolling tank is controllable and can be active or passive, so that a better anti-rolling effect is obtained; and when a gravitational moment generated by the tank is opposite to moment applied to the boat by waves in phase, the tank has an anti-rolling effect.

A media control valve includes a body, a plunger assembly of multiple components housed in the body with a plunger control valve cap assembly secured to the body for housing a control knob. The body and the plunger assembly include resilient seals between adjacent multiple components of the body and the plunger assembly, respectively, to permit relative movement therebetween. A diaphragm physically isolates and seals the chambers above and below. All of the plunger seals and bushings held within the sleeve. Replacement seals and bushings can be replaced and inspected with relative ease due to the accessibility at both ends of the sleeve. Component parts are assembled using resilient seals to facilitate assembly and repair.

The invention discloses an anti-splash single-hull planing boat which comprises a boat body, a propelling device and a composite stabilizing wing, wherein the composite stabilizing wing is arranged at the bottom of a stem; the composite stabilizing wing comprises a vertical stabilizing wing and a horizontal stabilizing wing; downwardly inclined longitudinal anti-splash bodies are symmetrically arranged on two sides of the boat body from the front bilge part of a boat middle part to a stem bilge part; the widths of the longitudinal anti-splash bodies are gradually narrowed from the front part of the boat middle part to the stem; the head part of the boat body is gradually transitional from a shallow V-shaped cross section with an acute angle between the two side surfaces to the shallow V-shaped cross section with an obtuse angle between two side surfaces of the front part of the boat middle part; and the front part of the boat middle part is gradually transitional from a shallow V-shaped cross section with an obtuse angle between two side surfaces to a horizontal cross section, on which V-shaped edge strips extend downwards from two sides of the bottom of the stem, or an inverted shallow V-shaped cross section with an obtuse angle between two side surfaces. According to the invention, the splashing of lateral water flow of the sliding surface of the boat body can be effectively prevented, so that the rapidness, transverse stability, longitudinal stability, directional stability, seakeeping quality and so on are greatly improved, convenience for mounting propellers with larger diameters is achieved, and the propelling efficiency is increased.

The invention provides a high speed shallow draft triple-hulled vessel with a bulbous bow which is low in powder, small in wave making resistance, good in navigability, high in stability and not has the bow diving phenomenon when breaking wave, and an unmanned vehicle system containing the triple-hulled vessel. The triple-hulled vessel comprises a vessel body, the vessel body comprises a main vessel and two symmetrical auxiliary vessels which are arranged on the two sides of the main vessel, a vertically perforated wave damping gas passage is arranged between the two auxiliary vessels and the main vessel, the bulbous bow is arranged on the bow part of the main vessel; and an instrument chamber is arranged on a water glider main body and provided with a communication system, a control system and a sampling system. The system also comprises a ground base station, the control system communicates with the ground base station by the communication system, and the control system controls the sampling system to sample and upload the sample data to the ground base station and performs the communication control on the communication system. The invention can be applied to the technical field of vessels.

A deep diving fishing lure having a forwardly-extending diving lip is provided with a fore-and-aft pivotable lure positioning arm pivotably mounted about a pivot axis within the diving lip near the lower portion of the forward face. The lure positioning arm, when fixed in an aft position relative to the pivot axis rests within a longitudinally extending groove located in the diving lip. The lure positioning arm, when in the fixed aft position maintains the lure in a diving position when pulled through a body of water but negates the lure's tendency to dive when released from the aft position.

The invention provides a suspension structure and connecting mode of a bridgeless automobile and relates to the technical field of automobile running system structures. The invention discloses the suspension structure and connecting mode of the bridgeless automobile. The suspension structure and connecting mode of the bridgeless automobile comprises the steps of hinging and connecting the upper ends of left and right side suspensions of a frame to form a rotation point; hinging and connecting the lower ends of the left and right side suspensions with left and right side wheel supporting assemblies and one end of a transverse hydraulic supporting stabilizing bar to form rotation points; hinging and connecting the other end of the transverse hydraulic supporting stabilizing bar with a steering knuckle supporting seat assembly on a sub frame to form a rotation point; when the upper part of a vehicle body is inclined to one side under the influence of steering centrifugal force, the bottomof the sub frame can swing to one side reverse to the direction of the centrifugal force; during swinging, the tail end of a steering knuckle extrudes the transverse hydraulic supporting stabilizingbar to retract so that the transverse supporting distance of this side is shortened and the supporting position of this side is lowered; a hinging part on an associated side is enabled to rotate so that the gravity force of the vehicle body is naturally lowered to automatically offset the steering centrifugal force; and therefore, the supporting balance of the gravity centers, on the left and right sides, of the vehicle body is automatically adjusted.

The invention relates to a four-wheel independent driving control system of an electric wheelchair. The four-wheel independent driving control system comprises a universal operation handle, a function button, a DSP (digital signal processor) controller and four electric driving controllers respectively controlling left rear, right rear, left front and right front wheel motors; the electric driving controllers are connected with the DSP controller by CAN (controller area network) buses, and the DSP controller is connected with the universal operation handle electrically; the function button comprises a power source switch, a wheelchair movement mode selecting button for realizing control on traveling or autorotation of the wheelchair, an autorotation mode selecting button for realizing control on anticlockwise or clockwise autorotation of the wheelchair, and a traveling mode selecting switch for realizing control on advancing or backing of the wheelchair. Judgment and calculation of speed and direction are completed through the DSP controller according to setting of the operation handle and the function button, output information is sent to the driving controllers through the CAN buses, and the driving controllers control four hub motors through torque and speed dual-loop PID (proportion integration differentiation) to enable wheels to collaboratively output different directions and speeds.

The invention discloses a tractor identical-track steering mechanism, which comprises a steering driving device, a front steering trapezoid shape, a middle reversing linkage rod system and a back steering trapezoid shape. The invention also discloses a steering method of the tractor identical-track steering mechanism. The tractor identical-track steering mechanism and the steering method have the advantages that the structure is simple, the work is reliable, the manufacture cost is lower, and the tractor identical-track steering mechanism and the steering method are used for low-speed running tractors.

The invention discloses a method for the integrated production of carbon black and white carbon black. Compared with the traditional mutually-independent processes, the method has the effects that the cyclic utilization of sodium carbonate is realized; and carbon dioxide and heat which are generated in the traditional carbon black production process are utilized fully. Thus, by integrating and optimizing the process flows, the purposes of low carbon emission, low pollution emission and cyclic utilization are realized.